id	sid	tid	token	lemma	pos
huygens-treatise-2329	1	1	Treatise	treatise	VB
huygens-treatise-2329	1	2	on	on	RP
huygens-treatise-2329	1	3	Light	light	NN
huygens-treatise-2329	1	4	by	by	IN
huygens-treatise-2329	1	5	Christiaan	Christiaan	NNP
huygens-treatise-2329	1	6	Huygens	Huygens	NNPS
huygens-treatise-2329	1	7	TREATISE	TREATISE	NNP
huygens-treatise-2329	1	8	ON	on	IN
huygens-treatise-2329	1	9	LIGHT	light	NN
huygens-treatise-2329	1	10	In	in	IN
huygens-treatise-2329	1	11	which	which	WDT
huygens-treatise-2329	1	12	are	be	VBP
huygens-treatise-2329	1	13	explained	explain	VBN
huygens-treatise-2329	1	14	The	the	DT
huygens-treatise-2329	1	15	causes	cause	NNS
huygens-treatise-2329	1	16	of	of	IN
huygens-treatise-2329	1	17	that	that	DT
huygens-treatise-2329	1	18	which	which	WDT
huygens-treatise-2329	1	19	occurs	occur	VBZ
huygens-treatise-2329	1	20	In	in	IN
huygens-treatise-2329	1	21	REFLEXION	reflexion	NN
huygens-treatise-2329	1	22	,	,	,
huygens-treatise-2329	1	23	&	&	CC
huygens-treatise-2329	1	24	in	in	IN
huygens-treatise-2329	1	25	REFRACTION	REFRACTION	NNP
huygens-treatise-2329	1	26	And	and	CC
huygens-treatise-2329	1	27	particularly	particularly	RB
huygens-treatise-2329	1	28	In	in	IN
huygens-treatise-2329	1	29	the	the	DT
huygens-treatise-2329	1	30	strange	strange	JJ
huygens-treatise-2329	1	31	REFRACTION	refraction	NN
huygens-treatise-2329	1	32	OF	of	IN
huygens-treatise-2329	1	33	ICELAND	ICELAND	NNP
huygens-treatise-2329	1	34	CRYSTAL	CRYSTAL	NNP
huygens-treatise-2329	1	35	by	by	IN
huygens-treatise-2329	1	36	CHRISTIAAN	CHRISTIAAN	NNP
huygens-treatise-2329	1	37	HUYGENS	HUYGENS	NNP
huygens-treatise-2329	1	38	PREFACE	PREFACE	NNP
huygens-treatise-2329	1	39	I	-PRON-	PRP
huygens-treatise-2329	1	40	wrote	write	VBD
huygens-treatise-2329	1	41	this	this	DT
huygens-treatise-2329	1	42	Treatise	Treatise	NNP
huygens-treatise-2329	1	43	during	during	IN
huygens-treatise-2329	1	44	my	-PRON-	PRP$
huygens-treatise-2329	1	45	sojourn	sojourn	NN
huygens-treatise-2329	1	46	in	in	IN
huygens-treatise-2329	1	47	France	France	NNP
huygens-treatise-2329	1	48	twelve	twelve	CD
huygens-treatise-2329	1	49	years	year	NNS
huygens-treatise-2329	1	50	ago	ago	RB
huygens-treatise-2329	1	51	,	,	,
huygens-treatise-2329	1	52	and	and	CC
huygens-treatise-2329	1	53	I	-PRON-	PRP
huygens-treatise-2329	1	54	communicated	communicate	VBD
huygens-treatise-2329	1	55	it	-PRON-	PRP
huygens-treatise-2329	1	56	in	in	IN
huygens-treatise-2329	1	57	the	the	DT
huygens-treatise-2329	1	58	year	year	NN
huygens-treatise-2329	1	59	1678	1678	CD
huygens-treatise-2329	1	60	to	to	IN
huygens-treatise-2329	1	61	the	the	DT
huygens-treatise-2329	1	62	learned	learn	VBN
huygens-treatise-2329	1	63	persons	person	NNS
huygens-treatise-2329	1	64	who	who	WP
huygens-treatise-2329	1	65	then	then	RB
huygens-treatise-2329	1	66	composed	compose	VBD
huygens-treatise-2329	1	67	the	the	DT
huygens-treatise-2329	1	68	Royal	Royal	NNP
huygens-treatise-2329	1	69	Academy	Academy	NNP
huygens-treatise-2329	1	70	of	of	IN
huygens-treatise-2329	1	71	Science	Science	NNP
huygens-treatise-2329	1	72	,	,	,
huygens-treatise-2329	1	73	to	to	IN
huygens-treatise-2329	1	74	the	the	DT
huygens-treatise-2329	1	75	membership	membership	NN
huygens-treatise-2329	1	76	of	of	IN
huygens-treatise-2329	1	77	which	which	WDT
huygens-treatise-2329	1	78	the	the	DT
huygens-treatise-2329	1	79	King	King	NNP
huygens-treatise-2329	1	80	had	have	VBD
huygens-treatise-2329	1	81	done	do	VBN
huygens-treatise-2329	1	82	me	-PRON-	PRP
huygens-treatise-2329	1	83	the	the	DT
huygens-treatise-2329	1	84	honour	honour	NN
huygens-treatise-2329	1	85	of	of	IN
huygens-treatise-2329	1	86	calling	calling	NN
huygens-treatise-2329	1	87	,	,	,
huygens-treatise-2329	1	88	me	-PRON-	PRP
huygens-treatise-2329	1	89	.	.	.
huygens-treatise-2329	2	1	Several	several	JJ
huygens-treatise-2329	2	2	of	of	IN
huygens-treatise-2329	2	3	that	that	DT
huygens-treatise-2329	2	4	body	body	NN
huygens-treatise-2329	2	5	who	who	WP
huygens-treatise-2329	2	6	are	be	VBP
huygens-treatise-2329	2	7	still	still	RB
huygens-treatise-2329	2	8	alive	alive	JJ
huygens-treatise-2329	2	9	will	will	MD
huygens-treatise-2329	2	10	remember	remember	VB
huygens-treatise-2329	2	11	having	have	VBG
huygens-treatise-2329	2	12	been	be	VBN
huygens-treatise-2329	2	13	present	present	JJ
huygens-treatise-2329	2	14	when	when	WRB
huygens-treatise-2329	2	15	I	-PRON-	PRP
huygens-treatise-2329	2	16	read	read	VBD
huygens-treatise-2329	2	17	it	-PRON-	PRP
huygens-treatise-2329	2	18	,	,	,
huygens-treatise-2329	2	19	and	and	CC
huygens-treatise-2329	2	20	above	above	IN
huygens-treatise-2329	2	21	the	the	DT
huygens-treatise-2329	2	22	rest	rest	NN
huygens-treatise-2329	2	23	those	those	DT
huygens-treatise-2329	2	24	amongst	amongst	IN
huygens-treatise-2329	2	25	them	-PRON-	PRP
huygens-treatise-2329	2	26	who	who	WP
huygens-treatise-2329	2	27	applied	apply	VBD
huygens-treatise-2329	2	28	themselves	-PRON-	PRP
huygens-treatise-2329	2	29	particularly	particularly	RB
huygens-treatise-2329	2	30	to	to	IN
huygens-treatise-2329	2	31	the	the	DT
huygens-treatise-2329	2	32	study	study	NN
huygens-treatise-2329	2	33	of	of	IN
huygens-treatise-2329	2	34	Mathematics	Mathematics	NNP
huygens-treatise-2329	2	35	;	;	:
huygens-treatise-2329	2	36	of	of	IN
huygens-treatise-2329	2	37	whom	whom	WP
huygens-treatise-2329	2	38	I	-PRON-	PRP
huygens-treatise-2329	2	39	can	can	MD
huygens-treatise-2329	2	40	not	not	RB
huygens-treatise-2329	2	41	cite	cite	VB
huygens-treatise-2329	2	42	more	more	JJR
huygens-treatise-2329	2	43	than	than	IN
huygens-treatise-2329	2	44	the	the	DT
huygens-treatise-2329	2	45	celebrated	celebrated	JJ
huygens-treatise-2329	2	46	gentlemen	gentleman	NNS
huygens-treatise-2329	2	47	Cassini	Cassini	NNP
huygens-treatise-2329	2	48	,	,	,
huygens-treatise-2329	2	49	Römer	Römer	NNP
huygens-treatise-2329	2	50	,	,	,
huygens-treatise-2329	2	51	and	and	CC
huygens-treatise-2329	2	52	De	De	NNP
huygens-treatise-2329	2	53	la	la	NNP
huygens-treatise-2329	2	54	Hire	Hire	NNP
huygens-treatise-2329	2	55	.	.	.
huygens-treatise-2329	3	1	And	and	CC
huygens-treatise-2329	3	2	,	,	,
huygens-treatise-2329	3	3	although	although	IN
huygens-treatise-2329	3	4	I	-PRON-	PRP
huygens-treatise-2329	3	5	have	have	VBP
huygens-treatise-2329	3	6	since	since	IN
huygens-treatise-2329	3	7	corrected	correct	VBN
huygens-treatise-2329	3	8	and	and	CC
huygens-treatise-2329	3	9	changed	change	VBD
huygens-treatise-2329	3	10	some	some	DT
huygens-treatise-2329	3	11	parts	part	NNS
huygens-treatise-2329	3	12	,	,	,
huygens-treatise-2329	3	13	the	the	DT
huygens-treatise-2329	3	14	copies	copy	NNS
huygens-treatise-2329	3	15	which	which	WDT
huygens-treatise-2329	3	16	I	-PRON-	PRP
huygens-treatise-2329	3	17	had	have	VBD
huygens-treatise-2329	3	18	made	make	VBN
huygens-treatise-2329	3	19	of	of	IN
huygens-treatise-2329	3	20	it	-PRON-	PRP
huygens-treatise-2329	3	21	at	at	IN
huygens-treatise-2329	3	22	that	that	DT
huygens-treatise-2329	3	23	time	time	NN
huygens-treatise-2329	3	24	may	may	MD
huygens-treatise-2329	3	25	serve	serve	VB
huygens-treatise-2329	3	26	for	for	IN
huygens-treatise-2329	3	27	proof	proof	NN
huygens-treatise-2329	3	28	that	that	IN
huygens-treatise-2329	3	29	I	-PRON-	PRP
huygens-treatise-2329	3	30	have	have	VBP
huygens-treatise-2329	3	31	yet	yet	RB
huygens-treatise-2329	3	32	added	add	VBN
huygens-treatise-2329	3	33	nothing	nothing	NN
huygens-treatise-2329	3	34	to	to	IN
huygens-treatise-2329	3	35	it	-PRON-	PRP
huygens-treatise-2329	3	36	save	save	VB
huygens-treatise-2329	3	37	some	some	DT
huygens-treatise-2329	3	38	conjectures	conjecture	NNS
huygens-treatise-2329	3	39	touching	touch	VBG
huygens-treatise-2329	3	40	the	the	DT
huygens-treatise-2329	3	41	formation	formation	NN
huygens-treatise-2329	3	42	of	of	IN
huygens-treatise-2329	3	43	Iceland	Iceland	NNP
huygens-treatise-2329	3	44	Crystal	Crystal	NNP
huygens-treatise-2329	3	45	,	,	,
huygens-treatise-2329	3	46	and	and	CC
huygens-treatise-2329	3	47	a	a	DT
huygens-treatise-2329	3	48	novel	novel	JJ
huygens-treatise-2329	3	49	observation	observation	NN
huygens-treatise-2329	3	50	on	on	IN
huygens-treatise-2329	3	51	the	the	DT
huygens-treatise-2329	3	52	refraction	refraction	NN
huygens-treatise-2329	3	53	of	of	IN
huygens-treatise-2329	3	54	Rock	Rock	NNP
huygens-treatise-2329	3	55	Crystal	Crystal	NNP
huygens-treatise-2329	3	56	.	.	.
huygens-treatise-2329	4	1	I	-PRON-	PRP
huygens-treatise-2329	4	2	have	have	VBP
huygens-treatise-2329	4	3	desired	desire	VBN
huygens-treatise-2329	4	4	to	to	TO
huygens-treatise-2329	4	5	relate	relate	VB
huygens-treatise-2329	4	6	these	these	DT
huygens-treatise-2329	4	7	particulars	particular	NNS
huygens-treatise-2329	4	8	to	to	TO
huygens-treatise-2329	4	9	make	make	VB
huygens-treatise-2329	4	10	known	known	JJ
huygens-treatise-2329	4	11	how	how	WRB
huygens-treatise-2329	4	12	long	long	RB
huygens-treatise-2329	4	13	I	-PRON-	PRP
huygens-treatise-2329	4	14	have	have	VBP
huygens-treatise-2329	4	15	meditated	meditate	VBN
huygens-treatise-2329	4	16	the	the	DT
huygens-treatise-2329	4	17	things	thing	NNS
huygens-treatise-2329	4	18	which	which	WDT
huygens-treatise-2329	4	19	now	now	RB
huygens-treatise-2329	4	20	I	-PRON-	PRP
huygens-treatise-2329	4	21	publish	publish	VBP
huygens-treatise-2329	4	22	,	,	,
huygens-treatise-2329	4	23	and	and	CC
huygens-treatise-2329	4	24	not	not	RB
huygens-treatise-2329	4	25	for	for	IN
huygens-treatise-2329	4	26	the	the	DT
huygens-treatise-2329	4	27	purpose	purpose	NN
huygens-treatise-2329	4	28	of	of	IN
huygens-treatise-2329	4	29	detracting	detract	VBG
huygens-treatise-2329	4	30	from	from	IN
huygens-treatise-2329	4	31	the	the	DT
huygens-treatise-2329	4	32	merit	merit	NN
huygens-treatise-2329	4	33	of	of	IN
huygens-treatise-2329	4	34	those	those	DT
huygens-treatise-2329	4	35	who	who	WP
huygens-treatise-2329	4	36	,	,	,
huygens-treatise-2329	4	37	without	without	IN
huygens-treatise-2329	4	38	having	have	VBG
huygens-treatise-2329	4	39	seen	see	VBN
huygens-treatise-2329	4	40	anything	anything	NN
huygens-treatise-2329	4	41	that	that	WDT
huygens-treatise-2329	4	42	I	-PRON-	PRP
huygens-treatise-2329	4	43	have	have	VBP
huygens-treatise-2329	4	44	written	write	VBN
huygens-treatise-2329	4	45	,	,	,
huygens-treatise-2329	4	46	may	may	MD
huygens-treatise-2329	4	47	be	be	VB
huygens-treatise-2329	4	48	found	find	VBN
huygens-treatise-2329	4	49	to	to	TO
huygens-treatise-2329	4	50	have	have	VB
huygens-treatise-2329	4	51	treated	treat	VBN
huygens-treatise-2329	4	52	of	of	IN
huygens-treatise-2329	4	53	like	like	JJ
huygens-treatise-2329	4	54	matters	matter	NNS
huygens-treatise-2329	4	55	:	:	:
huygens-treatise-2329	4	56	as	as	IN
huygens-treatise-2329	4	57	has	have	VBZ
huygens-treatise-2329	4	58	in	in	IN
huygens-treatise-2329	4	59	fact	fact	NN
huygens-treatise-2329	4	60	occurred	occur	VBD
huygens-treatise-2329	4	61	to	to	IN
huygens-treatise-2329	4	62	two	two	CD
huygens-treatise-2329	4	63	eminent	eminent	JJ
huygens-treatise-2329	4	64	Geometricians	Geometricians	NNPS
huygens-treatise-2329	4	65	,	,	,
huygens-treatise-2329	4	66	Messieurs	Messieurs	NNP
huygens-treatise-2329	4	67	Newton	Newton	NNP
huygens-treatise-2329	4	68	and	and	CC
huygens-treatise-2329	4	69	Leibnitz	Leibnitz	NNP
huygens-treatise-2329	4	70	,	,	,
huygens-treatise-2329	4	71	with	with	IN
huygens-treatise-2329	4	72	respect	respect	NN
huygens-treatise-2329	4	73	to	to	IN
huygens-treatise-2329	4	74	the	the	DT
huygens-treatise-2329	4	75	Problem	problem	NN
huygens-treatise-2329	4	76	of	of	IN
huygens-treatise-2329	4	77	the	the	DT
huygens-treatise-2329	4	78	figure	figure	NN
huygens-treatise-2329	4	79	of	of	IN
huygens-treatise-2329	4	80	glasses	glass	NNS
huygens-treatise-2329	4	81	for	for	IN
huygens-treatise-2329	4	82	collecting	collect	VBG
huygens-treatise-2329	4	83	rays	ray	NNS
huygens-treatise-2329	4	84	when	when	WRB
huygens-treatise-2329	4	85	one	one	CD
huygens-treatise-2329	4	86	of	of	IN
huygens-treatise-2329	4	87	the	the	DT
huygens-treatise-2329	4	88	surfaces	surface	NNS
huygens-treatise-2329	4	89	is	be	VBZ
huygens-treatise-2329	4	90	given	give	VBN
huygens-treatise-2329	4	91	.	.	.
huygens-treatise-2329	5	1	One	one	PRP
huygens-treatise-2329	5	2	may	may	MD
huygens-treatise-2329	5	3	ask	ask	VB
huygens-treatise-2329	5	4	why	why	WRB
huygens-treatise-2329	5	5	I	-PRON-	PRP
huygens-treatise-2329	5	6	have	have	VBP
huygens-treatise-2329	5	7	so	so	RB
huygens-treatise-2329	5	8	long	long	RB
huygens-treatise-2329	5	9	delayed	delay	VBN
huygens-treatise-2329	5	10	to	to	TO
huygens-treatise-2329	5	11	bring	bring	VB
huygens-treatise-2329	5	12	this	this	DT
huygens-treatise-2329	5	13	work	work	NN
huygens-treatise-2329	5	14	to	to	IN
huygens-treatise-2329	5	15	the	the	DT
huygens-treatise-2329	5	16	light	light	NN
huygens-treatise-2329	5	17	.	.	.
huygens-treatise-2329	6	1	The	the	DT
huygens-treatise-2329	6	2	reason	reason	NN
huygens-treatise-2329	6	3	is	be	VBZ
huygens-treatise-2329	6	4	that	that	IN
huygens-treatise-2329	6	5	I	-PRON-	PRP
huygens-treatise-2329	6	6	wrote	write	VBD
huygens-treatise-2329	6	7	it	-PRON-	PRP
huygens-treatise-2329	6	8	rather	rather	RB
huygens-treatise-2329	6	9	carelessly	carelessly	RB
huygens-treatise-2329	6	10	in	in	IN
huygens-treatise-2329	6	11	the	the	DT
huygens-treatise-2329	6	12	Language	Language	NNP
huygens-treatise-2329	6	13	in	in	IN
huygens-treatise-2329	6	14	which	which	WDT
huygens-treatise-2329	6	15	it	-PRON-	PRP
huygens-treatise-2329	6	16	appears	appear	VBZ
huygens-treatise-2329	6	17	,	,	,
huygens-treatise-2329	6	18	with	with	IN
huygens-treatise-2329	6	19	the	the	DT
huygens-treatise-2329	6	20	intention	intention	NN
huygens-treatise-2329	6	21	of	of	IN
huygens-treatise-2329	6	22	translating	translate	VBG
huygens-treatise-2329	6	23	it	-PRON-	PRP
huygens-treatise-2329	6	24	into	into	IN
huygens-treatise-2329	6	25	Latin	Latin	NNP
huygens-treatise-2329	6	26	,	,	,
huygens-treatise-2329	6	27	so	so	RB
huygens-treatise-2329	6	28	doing	do	VBG
huygens-treatise-2329	6	29	in	in	IN
huygens-treatise-2329	6	30	order	order	NN
huygens-treatise-2329	6	31	to	to	TO
huygens-treatise-2329	6	32	obtain	obtain	VB
huygens-treatise-2329	6	33	greater	great	JJR
huygens-treatise-2329	6	34	attention	attention	NN
huygens-treatise-2329	6	35	to	to	IN
huygens-treatise-2329	6	36	the	the	DT
huygens-treatise-2329	6	37	thing	thing	NN
huygens-treatise-2329	6	38	.	.	.
huygens-treatise-2329	7	1	After	after	IN
huygens-treatise-2329	7	2	which	which	WDT
huygens-treatise-2329	7	3	I	-PRON-	PRP
huygens-treatise-2329	7	4	proposed	propose	VBD
huygens-treatise-2329	7	5	to	to	IN
huygens-treatise-2329	7	6	myself	-PRON-	PRP
huygens-treatise-2329	7	7	to	to	TO
huygens-treatise-2329	7	8	give	give	VB
huygens-treatise-2329	7	9	it	-PRON-	PRP
huygens-treatise-2329	7	10	out	out	RP
huygens-treatise-2329	7	11	along	along	IN
huygens-treatise-2329	7	12	with	with	IN
huygens-treatise-2329	7	13	another	another	DT
huygens-treatise-2329	7	14	Treatise	Treatise	NNP
huygens-treatise-2329	7	15	on	on	IN
huygens-treatise-2329	7	16	Dioptrics	Dioptrics	NNP
huygens-treatise-2329	7	17	,	,	,
huygens-treatise-2329	7	18	in	in	IN
huygens-treatise-2329	7	19	which	which	WDT
huygens-treatise-2329	7	20	I	-PRON-	PRP
huygens-treatise-2329	7	21	explain	explain	VBP
huygens-treatise-2329	7	22	the	the	DT
huygens-treatise-2329	7	23	effects	effect	NNS
huygens-treatise-2329	7	24	of	of	IN
huygens-treatise-2329	7	25	Telescopes	telescope	NNS
huygens-treatise-2329	7	26	and	and	CC
huygens-treatise-2329	7	27	those	those	DT
huygens-treatise-2329	7	28	things	thing	NNS
huygens-treatise-2329	7	29	which	which	WDT
huygens-treatise-2329	7	30	belong	belong	VBP
huygens-treatise-2329	7	31	more	more	JJR
huygens-treatise-2329	7	32	to	to	IN
huygens-treatise-2329	7	33	that	that	DT
huygens-treatise-2329	7	34	Science	Science	NNP
huygens-treatise-2329	7	35	.	.	.
huygens-treatise-2329	8	1	But	but	CC
huygens-treatise-2329	8	2	the	the	DT
huygens-treatise-2329	8	3	pleasure	pleasure	NN
huygens-treatise-2329	8	4	of	of	IN
huygens-treatise-2329	8	5	novelty	novelty	NN
huygens-treatise-2329	8	6	being	be	VBG
huygens-treatise-2329	8	7	past	past	JJ
huygens-treatise-2329	8	8	,	,	,
huygens-treatise-2329	8	9	I	-PRON-	PRP
huygens-treatise-2329	8	10	have	have	VBP
huygens-treatise-2329	8	11	put	put	VBN
huygens-treatise-2329	8	12	off	off	RP
huygens-treatise-2329	8	13	from	from	IN
huygens-treatise-2329	8	14	time	time	NN
huygens-treatise-2329	8	15	to	to	IN
huygens-treatise-2329	8	16	time	time	NN
huygens-treatise-2329	8	17	the	the	DT
huygens-treatise-2329	8	18	execution	execution	NN
huygens-treatise-2329	8	19	of	of	IN
huygens-treatise-2329	8	20	this	this	DT
huygens-treatise-2329	8	21	design	design	NN
huygens-treatise-2329	8	22	,	,	,
huygens-treatise-2329	8	23	and	and	CC
huygens-treatise-2329	8	24	I	-PRON-	PRP
huygens-treatise-2329	8	25	know	know	VBP
huygens-treatise-2329	8	26	not	not	RB
huygens-treatise-2329	8	27	when	when	WRB
huygens-treatise-2329	8	28	I	-PRON-	PRP
huygens-treatise-2329	8	29	shall	shall	MD
huygens-treatise-2329	8	30	ever	ever	RB
huygens-treatise-2329	8	31	come	come	VB
huygens-treatise-2329	8	32	to	to	IN
huygens-treatise-2329	8	33	an	an	DT
huygens-treatise-2329	8	34	end	end	NN
huygens-treatise-2329	8	35	if	if	IN
huygens-treatise-2329	8	36	it	-PRON-	PRP
huygens-treatise-2329	8	37	,	,	,
huygens-treatise-2329	8	38	being	be	VBG
huygens-treatise-2329	8	39	often	often	RB
huygens-treatise-2329	8	40	turned	turn	VBN
huygens-treatise-2329	8	41	aside	aside	RP
huygens-treatise-2329	8	42	either	either	CC
huygens-treatise-2329	8	43	by	by	IN
huygens-treatise-2329	8	44	business	business	NN
huygens-treatise-2329	8	45	or	or	CC
huygens-treatise-2329	8	46	by	by	IN
huygens-treatise-2329	8	47	some	some	DT
huygens-treatise-2329	8	48	new	new	JJ
huygens-treatise-2329	8	49	study	study	NN
huygens-treatise-2329	8	50	.	.	.
huygens-treatise-2329	9	1	Considering	considering	NN
huygens-treatise-2329	9	2	which	which	WDT
huygens-treatise-2329	9	3	I	-PRON-	PRP
huygens-treatise-2329	9	4	have	have	VBP
huygens-treatise-2329	9	5	finally	finally	RB
huygens-treatise-2329	9	6	judged	judge	VBN
huygens-treatise-2329	9	7	that	that	IN
huygens-treatise-2329	9	8	it	-PRON-	PRP
huygens-treatise-2329	9	9	was	be	VBD
huygens-treatise-2329	9	10	better	well	JJR
huygens-treatise-2329	9	11	worth	worth	JJ
huygens-treatise-2329	9	12	while	while	IN
huygens-treatise-2329	9	13	to	to	TO
huygens-treatise-2329	9	14	publish	publish	VB
huygens-treatise-2329	9	15	this	this	DT
huygens-treatise-2329	9	16	writing	writing	NN
huygens-treatise-2329	9	17	,	,	,
huygens-treatise-2329	9	18	such	such	JJ
huygens-treatise-2329	9	19	as	as	IN
huygens-treatise-2329	9	20	it	-PRON-	PRP
huygens-treatise-2329	9	21	is	be	VBZ
huygens-treatise-2329	9	22	,	,	,
huygens-treatise-2329	9	23	than	than	IN
huygens-treatise-2329	9	24	to	to	TO
huygens-treatise-2329	9	25	let	let	VB
huygens-treatise-2329	9	26	it	-PRON-	PRP
huygens-treatise-2329	9	27	run	run	VB
huygens-treatise-2329	9	28	the	the	DT
huygens-treatise-2329	9	29	risk	risk	NN
huygens-treatise-2329	9	30	,	,	,
huygens-treatise-2329	9	31	by	by	IN
huygens-treatise-2329	9	32	waiting	wait	VBG
huygens-treatise-2329	9	33	longer	long	RBR
huygens-treatise-2329	9	34	,	,	,
huygens-treatise-2329	9	35	of	of	IN
huygens-treatise-2329	9	36	remaining	remain	VBG
huygens-treatise-2329	9	37	lost	lose	VBN
huygens-treatise-2329	9	38	.	.	.
huygens-treatise-2329	10	1	There	there	EX
huygens-treatise-2329	10	2	will	will	MD
huygens-treatise-2329	10	3	be	be	VB
huygens-treatise-2329	10	4	seen	see	VBN
huygens-treatise-2329	10	5	in	in	IN
huygens-treatise-2329	10	6	it	-PRON-	PRP
huygens-treatise-2329	10	7	demonstrations	demonstration	NNS
huygens-treatise-2329	10	8	of	of	IN
huygens-treatise-2329	10	9	those	those	DT
huygens-treatise-2329	10	10	kinds	kind	NNS
huygens-treatise-2329	10	11	which	which	WDT
huygens-treatise-2329	10	12	do	do	VBP
huygens-treatise-2329	10	13	not	not	RB
huygens-treatise-2329	10	14	produce	produce	VB
huygens-treatise-2329	10	15	as	as	RB
huygens-treatise-2329	10	16	great	great	JJ
huygens-treatise-2329	10	17	a	a	DT
huygens-treatise-2329	10	18	certitude	certitude	NN
huygens-treatise-2329	10	19	as	as	IN
huygens-treatise-2329	10	20	those	those	DT
huygens-treatise-2329	10	21	of	of	IN
huygens-treatise-2329	10	22	Geometry	Geometry	NNP
huygens-treatise-2329	10	23	,	,	,
huygens-treatise-2329	10	24	and	and	CC
huygens-treatise-2329	10	25	which	which	WDT
huygens-treatise-2329	10	26	even	even	RB
huygens-treatise-2329	10	27	differ	differ	VBP
huygens-treatise-2329	10	28	much	much	JJ
huygens-treatise-2329	10	29	therefrom	therefrom	NN
huygens-treatise-2329	10	30	,	,	,
huygens-treatise-2329	10	31	since	since	IN
huygens-treatise-2329	10	32	whereas	whereas	IN
huygens-treatise-2329	10	33	the	the	DT
huygens-treatise-2329	10	34	Geometers	geometer	NNS
huygens-treatise-2329	10	35	prove	prove	VBP
huygens-treatise-2329	10	36	their	-PRON-	PRP$
huygens-treatise-2329	10	37	Propositions	proposition	NNS
huygens-treatise-2329	10	38	by	by	IN
huygens-treatise-2329	10	39	fixed	fix	VBN
huygens-treatise-2329	10	40	and	and	CC
huygens-treatise-2329	10	41	incontestable	incontestable	JJ
huygens-treatise-2329	10	42	Principles	principle	NNS
huygens-treatise-2329	10	43	,	,	,
huygens-treatise-2329	10	44	here	here	RB
huygens-treatise-2329	10	45	the	the	DT
huygens-treatise-2329	10	46	Principles	principle	NNS
huygens-treatise-2329	10	47	are	be	VBP
huygens-treatise-2329	10	48	verified	verify	VBN
huygens-treatise-2329	10	49	by	by	IN
huygens-treatise-2329	10	50	the	the	DT
huygens-treatise-2329	10	51	conclusions	conclusion	NNS
huygens-treatise-2329	10	52	to	to	TO
huygens-treatise-2329	10	53	be	be	VB
huygens-treatise-2329	10	54	drawn	draw	VBN
huygens-treatise-2329	10	55	from	from	IN
huygens-treatise-2329	10	56	them	-PRON-	PRP
huygens-treatise-2329	10	57	;	;	:
huygens-treatise-2329	10	58	the	the	DT
huygens-treatise-2329	10	59	nature	nature	NN
huygens-treatise-2329	10	60	of	of	IN
huygens-treatise-2329	10	61	these	these	DT
huygens-treatise-2329	10	62	things	thing	NNS
huygens-treatise-2329	10	63	not	not	RB
huygens-treatise-2329	10	64	allowing	allow	VBG
huygens-treatise-2329	10	65	of	of	IN
huygens-treatise-2329	10	66	this	this	DT
huygens-treatise-2329	10	67	being	be	VBG
huygens-treatise-2329	10	68	done	do	VBN
huygens-treatise-2329	10	69	otherwise	otherwise	RB
huygens-treatise-2329	10	70	.	.	.
huygens-treatise-2329	11	1	It	-PRON-	PRP
huygens-treatise-2329	11	2	is	be	VBZ
huygens-treatise-2329	11	3	always	always	RB
huygens-treatise-2329	11	4	possible	possible	JJ
huygens-treatise-2329	11	5	to	to	TO
huygens-treatise-2329	11	6	attain	attain	VB
huygens-treatise-2329	11	7	thereby	thereby	RB
huygens-treatise-2329	11	8	to	to	IN
huygens-treatise-2329	11	9	a	a	DT
huygens-treatise-2329	11	10	degree	degree	NN
huygens-treatise-2329	11	11	of	of	IN
huygens-treatise-2329	11	12	probability	probability	NN
huygens-treatise-2329	11	13	which	which	WDT
huygens-treatise-2329	11	14	very	very	RB
huygens-treatise-2329	11	15	often	often	RB
huygens-treatise-2329	11	16	is	be	VBZ
huygens-treatise-2329	11	17	scarcely	scarcely	RB
huygens-treatise-2329	11	18	less	less	JJR
huygens-treatise-2329	11	19	than	than	IN
huygens-treatise-2329	11	20	complete	complete	JJ
huygens-treatise-2329	11	21	proof	proof	NN
huygens-treatise-2329	11	22	.	.	.
huygens-treatise-2329	12	1	To	to	IN
huygens-treatise-2329	12	2	wit	wit	NN
huygens-treatise-2329	12	3	,	,	,
huygens-treatise-2329	12	4	when	when	WRB
huygens-treatise-2329	12	5	things	thing	NNS
huygens-treatise-2329	12	6	which	which	WDT
huygens-treatise-2329	12	7	have	have	VBP
huygens-treatise-2329	12	8	been	be	VBN
huygens-treatise-2329	12	9	demonstrated	demonstrate	VBN
huygens-treatise-2329	12	10	by	by	IN
huygens-treatise-2329	12	11	the	the	DT
huygens-treatise-2329	12	12	Principles	Principles	NNPS
huygens-treatise-2329	12	13	that	that	WDT
huygens-treatise-2329	12	14	have	have	VBP
huygens-treatise-2329	12	15	been	be	VBN
huygens-treatise-2329	12	16	assumed	assume	VBN
huygens-treatise-2329	12	17	correspond	correspond	NN
huygens-treatise-2329	12	18	perfectly	perfectly	RB
huygens-treatise-2329	12	19	to	to	IN
huygens-treatise-2329	12	20	the	the	DT
huygens-treatise-2329	12	21	phenomena	phenomenon	NNS
huygens-treatise-2329	12	22	which	which	WDT
huygens-treatise-2329	12	23	experiment	experiment	NN
huygens-treatise-2329	12	24	has	have	VBZ
huygens-treatise-2329	12	25	brought	bring	VBN
huygens-treatise-2329	12	26	under	under	IN
huygens-treatise-2329	12	27	observation	observation	NN
huygens-treatise-2329	12	28	;	;	:
huygens-treatise-2329	12	29	especially	especially	RB
huygens-treatise-2329	12	30	when	when	WRB
huygens-treatise-2329	12	31	there	there	EX
huygens-treatise-2329	12	32	are	be	VBP
huygens-treatise-2329	12	33	a	a	DT
huygens-treatise-2329	12	34	great	great	JJ
huygens-treatise-2329	12	35	number	number	NN
huygens-treatise-2329	12	36	of	of	IN
huygens-treatise-2329	12	37	them	-PRON-	PRP
huygens-treatise-2329	12	38	,	,	,
huygens-treatise-2329	12	39	and	and	CC
huygens-treatise-2329	12	40	further	far	RBR
huygens-treatise-2329	12	41	,	,	,
huygens-treatise-2329	12	42	principally	principally	RB
huygens-treatise-2329	12	43	,	,	,
huygens-treatise-2329	12	44	when	when	WRB
huygens-treatise-2329	12	45	one	one	PRP
huygens-treatise-2329	12	46	can	can	MD
huygens-treatise-2329	12	47	imagine	imagine	VB
huygens-treatise-2329	12	48	and	and	CC
huygens-treatise-2329	12	49	foresee	foresee	VB
huygens-treatise-2329	12	50	new	new	JJ
huygens-treatise-2329	12	51	phenomena	phenomenon	NNS
huygens-treatise-2329	12	52	which	which	WDT
huygens-treatise-2329	12	53	ought	ought	MD
huygens-treatise-2329	12	54	to	to	TO
huygens-treatise-2329	12	55	follow	follow	VB
huygens-treatise-2329	12	56	from	from	IN
huygens-treatise-2329	12	57	the	the	DT
huygens-treatise-2329	12	58	hypotheses	hypothesis	NNS
huygens-treatise-2329	12	59	which	which	WDT
huygens-treatise-2329	12	60	one	one	NN
huygens-treatise-2329	12	61	employs	employ	VBZ
huygens-treatise-2329	12	62	,	,	,
huygens-treatise-2329	12	63	and	and	CC
huygens-treatise-2329	12	64	when	when	WRB
huygens-treatise-2329	12	65	one	one	PRP
huygens-treatise-2329	12	66	finds	find	VBZ
huygens-treatise-2329	12	67	that	that	IN
huygens-treatise-2329	12	68	therein	therein	RB
huygens-treatise-2329	12	69	the	the	DT
huygens-treatise-2329	12	70	fact	fact	NN
huygens-treatise-2329	12	71	corresponds	correspond	VBZ
huygens-treatise-2329	12	72	to	to	IN
huygens-treatise-2329	12	73	our	-PRON-	PRP$
huygens-treatise-2329	12	74	prevision	prevision	NN
huygens-treatise-2329	12	75	.	.	.
huygens-treatise-2329	13	1	But	but	CC
huygens-treatise-2329	13	2	if	if	IN
huygens-treatise-2329	13	3	all	all	PDT
huygens-treatise-2329	13	4	these	these	DT
huygens-treatise-2329	13	5	proofs	proof	NNS
huygens-treatise-2329	13	6	of	of	IN
huygens-treatise-2329	13	7	probability	probability	NN
huygens-treatise-2329	13	8	are	be	VBP
huygens-treatise-2329	13	9	met	meet	VBN
huygens-treatise-2329	13	10	with	with	IN
huygens-treatise-2329	13	11	in	in	IN
huygens-treatise-2329	13	12	that	that	DT
huygens-treatise-2329	13	13	which	which	WDT
huygens-treatise-2329	13	14	I	-PRON-	PRP
huygens-treatise-2329	13	15	propose	propose	VBP
huygens-treatise-2329	13	16	to	to	TO
huygens-treatise-2329	13	17	discuss	discuss	VB
huygens-treatise-2329	13	18	,	,	,
huygens-treatise-2329	13	19	as	as	IN
huygens-treatise-2329	13	20	it	-PRON-	PRP
huygens-treatise-2329	13	21	seems	seem	VBZ
huygens-treatise-2329	13	22	to	to	IN
huygens-treatise-2329	13	23	me	-PRON-	PRP
huygens-treatise-2329	13	24	they	-PRON-	PRP
huygens-treatise-2329	13	25	are	be	VBP
huygens-treatise-2329	13	26	,	,	,
huygens-treatise-2329	13	27	this	this	DT
huygens-treatise-2329	13	28	ought	ought	MD
huygens-treatise-2329	13	29	to	to	TO
huygens-treatise-2329	13	30	be	be	VB
huygens-treatise-2329	13	31	a	a	DT
huygens-treatise-2329	13	32	very	very	RB
huygens-treatise-2329	13	33	strong	strong	JJ
huygens-treatise-2329	13	34	confirmation	confirmation	NN
huygens-treatise-2329	13	35	of	of	IN
huygens-treatise-2329	13	36	the	the	DT
huygens-treatise-2329	13	37	success	success	NN
huygens-treatise-2329	13	38	of	of	IN
huygens-treatise-2329	13	39	my	-PRON-	PRP$
huygens-treatise-2329	13	40	inquiry	inquiry	NN
huygens-treatise-2329	13	41	;	;	:
huygens-treatise-2329	13	42	and	and	CC
huygens-treatise-2329	13	43	it	-PRON-	PRP
huygens-treatise-2329	13	44	must	must	MD
huygens-treatise-2329	13	45	be	be	VB
huygens-treatise-2329	13	46	ill	ill	JJ
huygens-treatise-2329	13	47	if	if	IN
huygens-treatise-2329	13	48	the	the	DT
huygens-treatise-2329	13	49	facts	fact	NNS
huygens-treatise-2329	13	50	are	be	VBP
huygens-treatise-2329	13	51	not	not	RB
huygens-treatise-2329	13	52	pretty	pretty	RB
huygens-treatise-2329	13	53	much	much	RB
huygens-treatise-2329	13	54	as	as	IN
huygens-treatise-2329	13	55	I	-PRON-	PRP
huygens-treatise-2329	13	56	represent	represent	VBP
huygens-treatise-2329	13	57	them	-PRON-	PRP
huygens-treatise-2329	13	58	.	.	.
huygens-treatise-2329	14	1	I	-PRON-	PRP
huygens-treatise-2329	14	2	would	would	MD
huygens-treatise-2329	14	3	believe	believe	VB
huygens-treatise-2329	14	4	then	then	RB
huygens-treatise-2329	14	5	that	that	IN
huygens-treatise-2329	14	6	those	those	DT
huygens-treatise-2329	14	7	who	who	WP
huygens-treatise-2329	14	8	love	love	VBP
huygens-treatise-2329	14	9	to	to	TO
huygens-treatise-2329	14	10	know	know	VB
huygens-treatise-2329	14	11	the	the	DT
huygens-treatise-2329	14	12	Causes	Causes	NNPS
huygens-treatise-2329	14	13	of	of	IN
huygens-treatise-2329	14	14	things	thing	NNS
huygens-treatise-2329	14	15	and	and	CC
huygens-treatise-2329	14	16	who	who	WP
huygens-treatise-2329	14	17	are	be	VBP
huygens-treatise-2329	14	18	able	able	JJ
huygens-treatise-2329	14	19	to	to	TO
huygens-treatise-2329	14	20	admire	admire	VB
huygens-treatise-2329	14	21	the	the	DT
huygens-treatise-2329	14	22	marvels	marvel	NNS
huygens-treatise-2329	14	23	of	of	IN
huygens-treatise-2329	14	24	Light	Light	NNP
huygens-treatise-2329	14	25	,	,	,
huygens-treatise-2329	14	26	will	will	MD
huygens-treatise-2329	14	27	find	find	VB
huygens-treatise-2329	14	28	some	some	DT
huygens-treatise-2329	14	29	satisfaction	satisfaction	NN
huygens-treatise-2329	14	30	in	in	IN
huygens-treatise-2329	14	31	these	these	DT
huygens-treatise-2329	14	32	various	various	JJ
huygens-treatise-2329	14	33	speculations	speculation	NNS
huygens-treatise-2329	14	34	regarding	regard	VBG
huygens-treatise-2329	14	35	it	-PRON-	PRP
huygens-treatise-2329	14	36	,	,	,
huygens-treatise-2329	14	37	and	and	CC
huygens-treatise-2329	14	38	in	in	IN
huygens-treatise-2329	14	39	the	the	DT
huygens-treatise-2329	14	40	new	new	JJ
huygens-treatise-2329	14	41	explanation	explanation	NN
huygens-treatise-2329	14	42	of	of	IN
huygens-treatise-2329	14	43	its	-PRON-	PRP$
huygens-treatise-2329	14	44	famous	famous	JJ
huygens-treatise-2329	14	45	property	property	NN
huygens-treatise-2329	14	46	which	which	WDT
huygens-treatise-2329	14	47	is	be	VBZ
huygens-treatise-2329	14	48	the	the	DT
huygens-treatise-2329	14	49	main	main	JJ
huygens-treatise-2329	14	50	foundation	foundation	NN
huygens-treatise-2329	14	51	of	of	IN
huygens-treatise-2329	14	52	the	the	DT
huygens-treatise-2329	14	53	construction	construction	NN
huygens-treatise-2329	14	54	of	of	IN
huygens-treatise-2329	14	55	our	-PRON-	PRP$
huygens-treatise-2329	14	56	eyes	eye	NNS
huygens-treatise-2329	14	57	and	and	CC
huygens-treatise-2329	14	58	of	of	IN
huygens-treatise-2329	14	59	those	those	DT
huygens-treatise-2329	14	60	great	great	JJ
huygens-treatise-2329	14	61	inventions	invention	NNS
huygens-treatise-2329	14	62	which	which	WDT
huygens-treatise-2329	14	63	extend	extend	VBP
huygens-treatise-2329	14	64	so	so	RB
huygens-treatise-2329	14	65	vastly	vastly	RB
huygens-treatise-2329	14	66	the	the	DT
huygens-treatise-2329	14	67	use	use	NN
huygens-treatise-2329	14	68	of	of	IN
huygens-treatise-2329	14	69	them	-PRON-	PRP
huygens-treatise-2329	14	70	.	.	.
huygens-treatise-2329	15	1	I	-PRON-	PRP
huygens-treatise-2329	15	2	hope	hope	VBP
huygens-treatise-2329	15	3	also	also	RB
huygens-treatise-2329	15	4	that	that	IN
huygens-treatise-2329	15	5	there	there	EX
huygens-treatise-2329	15	6	will	will	MD
huygens-treatise-2329	15	7	be	be	VB
huygens-treatise-2329	15	8	some	some	DT
huygens-treatise-2329	15	9	who	who	WP
huygens-treatise-2329	15	10	by	by	IN
huygens-treatise-2329	15	11	following	follow	VBG
huygens-treatise-2329	15	12	these	these	DT
huygens-treatise-2329	15	13	beginnings	beginning	NNS
huygens-treatise-2329	15	14	will	will	MD
huygens-treatise-2329	15	15	penetrate	penetrate	VB
huygens-treatise-2329	15	16	much	much	RB
huygens-treatise-2329	15	17	further	far	RBR
huygens-treatise-2329	15	18	into	into	IN
huygens-treatise-2329	15	19	this	this	DT
huygens-treatise-2329	15	20	question	question	NN
huygens-treatise-2329	15	21	than	than	IN
huygens-treatise-2329	15	22	I	-PRON-	PRP
huygens-treatise-2329	15	23	have	have	VBP
huygens-treatise-2329	15	24	been	be	VBN
huygens-treatise-2329	15	25	able	able	JJ
huygens-treatise-2329	15	26	to	to	TO
huygens-treatise-2329	15	27	do	do	VB
huygens-treatise-2329	15	28	,	,	,
huygens-treatise-2329	15	29	since	since	IN
huygens-treatise-2329	15	30	the	the	DT
huygens-treatise-2329	15	31	subject	subject	NN
huygens-treatise-2329	15	32	must	must	MD
huygens-treatise-2329	15	33	be	be	VB
huygens-treatise-2329	15	34	far	far	RB
huygens-treatise-2329	15	35	from	from	IN
huygens-treatise-2329	15	36	being	be	VBG
huygens-treatise-2329	15	37	exhausted	exhaust	VBN
huygens-treatise-2329	15	38	.	.	.
huygens-treatise-2329	16	1	This	this	DT
huygens-treatise-2329	16	2	appears	appear	VBZ
huygens-treatise-2329	16	3	from	from	IN
huygens-treatise-2329	16	4	the	the	DT
huygens-treatise-2329	16	5	passages	passage	NNS
huygens-treatise-2329	16	6	which	which	WDT
huygens-treatise-2329	16	7	I	-PRON-	PRP
huygens-treatise-2329	16	8	have	have	VBP
huygens-treatise-2329	16	9	indicated	indicate	VBN
huygens-treatise-2329	16	10	where	where	WRB
huygens-treatise-2329	16	11	I	-PRON-	PRP
huygens-treatise-2329	16	12	leave	leave	VBP
huygens-treatise-2329	16	13	certain	certain	JJ
huygens-treatise-2329	16	14	difficulties	difficulty	NNS
huygens-treatise-2329	16	15	without	without	IN
huygens-treatise-2329	16	16	having	have	VBG
huygens-treatise-2329	16	17	resolved	resolve	VBN
huygens-treatise-2329	16	18	them	-PRON-	PRP
huygens-treatise-2329	16	19	,	,	,
huygens-treatise-2329	16	20	and	and	CC
huygens-treatise-2329	16	21	still	still	RB
huygens-treatise-2329	16	22	more	more	JJR
huygens-treatise-2329	16	23	from	from	IN
huygens-treatise-2329	16	24	matters	matter	NNS
huygens-treatise-2329	16	25	which	which	WDT
huygens-treatise-2329	16	26	I	-PRON-	PRP
huygens-treatise-2329	16	27	have	have	VBP
huygens-treatise-2329	16	28	not	not	RB
huygens-treatise-2329	16	29	touched	touch	VBN
huygens-treatise-2329	16	30	at	at	RB
huygens-treatise-2329	16	31	all	all	RB
huygens-treatise-2329	16	32	,	,	,
huygens-treatise-2329	16	33	such	such	JJ
huygens-treatise-2329	16	34	as	as	IN
huygens-treatise-2329	16	35	Luminous	luminous	JJ
huygens-treatise-2329	16	36	Bodies	body	NNS
huygens-treatise-2329	16	37	of	of	IN
huygens-treatise-2329	16	38	several	several	JJ
huygens-treatise-2329	16	39	sorts	sort	NNS
huygens-treatise-2329	16	40	,	,	,
huygens-treatise-2329	16	41	and	and	CC
huygens-treatise-2329	16	42	all	all	PDT
huygens-treatise-2329	16	43	that	that	WDT
huygens-treatise-2329	16	44	concerns	concern	VBZ
huygens-treatise-2329	16	45	Colours	colour	NNS
huygens-treatise-2329	16	46	;	;	:
huygens-treatise-2329	16	47	in	in	IN
huygens-treatise-2329	16	48	which	which	WDT
huygens-treatise-2329	16	49	no	no	DT
huygens-treatise-2329	16	50	one	one	NN
huygens-treatise-2329	16	51	until	until	IN
huygens-treatise-2329	16	52	now	now	RB
huygens-treatise-2329	16	53	can	can	MD
huygens-treatise-2329	16	54	boast	boast	VB
huygens-treatise-2329	16	55	of	of	IN
huygens-treatise-2329	16	56	having	have	VBG
huygens-treatise-2329	16	57	succeeded	succeed	VBN
huygens-treatise-2329	16	58	.	.	.
huygens-treatise-2329	17	1	Finally	finally	RB
huygens-treatise-2329	17	2	,	,	,
huygens-treatise-2329	17	3	there	there	EX
huygens-treatise-2329	17	4	remains	remain	VBZ
huygens-treatise-2329	17	5	much	much	RB
huygens-treatise-2329	17	6	more	more	JJR
huygens-treatise-2329	17	7	to	to	TO
huygens-treatise-2329	17	8	be	be	VB
huygens-treatise-2329	17	9	investigated	investigate	VBN
huygens-treatise-2329	17	10	touching	touch	VBG
huygens-treatise-2329	17	11	the	the	DT
huygens-treatise-2329	17	12	nature	nature	NN
huygens-treatise-2329	17	13	of	of	IN
huygens-treatise-2329	17	14	Light	light	NN
huygens-treatise-2329	17	15	which	which	WDT
huygens-treatise-2329	17	16	I	-PRON-	PRP
huygens-treatise-2329	17	17	do	do	VBP
huygens-treatise-2329	17	18	not	not	RB
huygens-treatise-2329	17	19	pretend	pretend	VB
huygens-treatise-2329	17	20	to	to	TO
huygens-treatise-2329	17	21	have	have	VB
huygens-treatise-2329	17	22	disclosed	disclose	VBN
huygens-treatise-2329	17	23	,	,	,
huygens-treatise-2329	17	24	and	and	CC
huygens-treatise-2329	17	25	I	-PRON-	PRP
huygens-treatise-2329	17	26	shall	shall	MD
huygens-treatise-2329	17	27	owe	owe	VB
huygens-treatise-2329	17	28	much	much	JJ
huygens-treatise-2329	17	29	in	in	IN
huygens-treatise-2329	17	30	return	return	NN
huygens-treatise-2329	17	31	to	to	IN
huygens-treatise-2329	17	32	him	-PRON-	PRP
huygens-treatise-2329	17	33	who	who	WP
huygens-treatise-2329	17	34	shall	shall	MD
huygens-treatise-2329	17	35	be	be	VB
huygens-treatise-2329	17	36	able	able	JJ
huygens-treatise-2329	17	37	to	to	TO
huygens-treatise-2329	17	38	supplement	supplement	VB
huygens-treatise-2329	17	39	that	that	DT
huygens-treatise-2329	17	40	which	which	WDT
huygens-treatise-2329	17	41	is	be	VBZ
huygens-treatise-2329	17	42	here	here	RB
huygens-treatise-2329	17	43	lacking	lack	VBG
huygens-treatise-2329	17	44	to	to	IN
huygens-treatise-2329	17	45	me	-PRON-	PRP
huygens-treatise-2329	17	46	in	in	IN
huygens-treatise-2329	17	47	knowledge	knowledge	NN
huygens-treatise-2329	17	48	.	.	.
huygens-treatise-2329	18	1	The	the	DT
huygens-treatise-2329	18	2	Hague	Hague	NNP
huygens-treatise-2329	18	3	.	.	.
huygens-treatise-2329	19	1	The	the	DT
huygens-treatise-2329	19	2	8	8	CD
huygens-treatise-2329	19	3	January	January	NNP
huygens-treatise-2329	19	4	1690	1690	CD
huygens-treatise-2329	19	5	.	.	.
huygens-treatise-2329	20	1	NOTE	note	NN
huygens-treatise-2329	20	2	BY	by	IN
huygens-treatise-2329	20	3	THE	the	DT
huygens-treatise-2329	20	4	TRANSLATOR	TRANSLATOR	NNP
huygens-treatise-2329	20	5	Considering	consider	VBG
huygens-treatise-2329	20	6	the	the	DT
huygens-treatise-2329	20	7	great	great	JJ
huygens-treatise-2329	20	8	influence	influence	NN
huygens-treatise-2329	20	9	which	which	WDT
huygens-treatise-2329	20	10	this	this	DT
huygens-treatise-2329	20	11	Treatise	Treatise	NNP
huygens-treatise-2329	20	12	has	have	VBZ
huygens-treatise-2329	20	13	exercised	exercise	VBN
huygens-treatise-2329	20	14	in	in	IN
huygens-treatise-2329	20	15	the	the	DT
huygens-treatise-2329	20	16	development	development	NN
huygens-treatise-2329	20	17	of	of	IN
huygens-treatise-2329	20	18	the	the	DT
huygens-treatise-2329	20	19	Science	Science	NNP
huygens-treatise-2329	20	20	of	of	IN
huygens-treatise-2329	20	21	Optics	Optics	NNPS
huygens-treatise-2329	20	22	,	,	,
huygens-treatise-2329	20	23	it	-PRON-	PRP
huygens-treatise-2329	20	24	seems	seem	VBZ
huygens-treatise-2329	20	25	strange	strange	JJ
huygens-treatise-2329	20	26	that	that	IN
huygens-treatise-2329	20	27	two	two	CD
huygens-treatise-2329	20	28	centuries	century	NNS
huygens-treatise-2329	20	29	should	should	MD
huygens-treatise-2329	20	30	have	have	VB
huygens-treatise-2329	20	31	passed	pass	VBN
huygens-treatise-2329	20	32	before	before	IN
huygens-treatise-2329	20	33	an	an	DT
huygens-treatise-2329	20	34	English	english	JJ
huygens-treatise-2329	20	35	edition	edition	NN
huygens-treatise-2329	20	36	of	of	IN
huygens-treatise-2329	20	37	the	the	DT
huygens-treatise-2329	20	38	work	work	NN
huygens-treatise-2329	20	39	appeared	appear	VBD
huygens-treatise-2329	20	40	.	.	.
huygens-treatise-2329	21	1	Perhaps	perhaps	RB
huygens-treatise-2329	21	2	the	the	DT
huygens-treatise-2329	21	3	circumstance	circumstance	NN
huygens-treatise-2329	21	4	is	be	VBZ
huygens-treatise-2329	21	5	due	due	JJ
huygens-treatise-2329	21	6	to	to	IN
huygens-treatise-2329	21	7	the	the	DT
huygens-treatise-2329	21	8	mistaken	mistaken	JJ
huygens-treatise-2329	21	9	zeal	zeal	NN
huygens-treatise-2329	21	10	with	with	IN
huygens-treatise-2329	21	11	which	which	WDT
huygens-treatise-2329	21	12	formerly	formerly	RB
huygens-treatise-2329	21	13	everything	everything	NN
huygens-treatise-2329	21	14	that	that	WDT
huygens-treatise-2329	21	15	conflicted	conflict	VBD
huygens-treatise-2329	21	16	with	with	IN
huygens-treatise-2329	21	17	the	the	DT
huygens-treatise-2329	21	18	cherished	cherish	VBN
huygens-treatise-2329	21	19	ideas	idea	NNS
huygens-treatise-2329	21	20	of	of	IN
huygens-treatise-2329	21	21	Newton	Newton	NNP
huygens-treatise-2329	21	22	was	be	VBD
huygens-treatise-2329	21	23	denounced	denounce	VBN
huygens-treatise-2329	21	24	by	by	IN
huygens-treatise-2329	21	25	his	-PRON-	PRP$
huygens-treatise-2329	21	26	followers	follower	NNS
huygens-treatise-2329	21	27	.	.	.
huygens-treatise-2329	22	1	The	the	DT
huygens-treatise-2329	22	2	Treatise	Treatise	NNP
huygens-treatise-2329	22	3	on	on	IN
huygens-treatise-2329	22	4	Light	light	NN
huygens-treatise-2329	22	5	of	of	IN
huygens-treatise-2329	22	6	Huygens	Huygens	NNP
huygens-treatise-2329	22	7	has	have	VBZ
huygens-treatise-2329	22	8	,	,	,
huygens-treatise-2329	22	9	however	however	RB
huygens-treatise-2329	22	10	,	,	,
huygens-treatise-2329	22	11	withstood	withstand	VBD
huygens-treatise-2329	22	12	the	the	DT
huygens-treatise-2329	22	13	test	test	NN
huygens-treatise-2329	22	14	of	of	IN
huygens-treatise-2329	22	15	time	time	NN
huygens-treatise-2329	22	16	:	:	:
huygens-treatise-2329	22	17	and	and	CC
huygens-treatise-2329	22	18	even	even	RB
huygens-treatise-2329	22	19	now	now	RB
huygens-treatise-2329	22	20	the	the	DT
huygens-treatise-2329	22	21	exquisite	exquisite	JJ
huygens-treatise-2329	22	22	skill	skill	NN
huygens-treatise-2329	22	23	with	with	IN
huygens-treatise-2329	22	24	which	which	WDT
huygens-treatise-2329	22	25	he	-PRON-	PRP
huygens-treatise-2329	22	26	applied	apply	VBD
huygens-treatise-2329	22	27	his	-PRON-	PRP$
huygens-treatise-2329	22	28	conception	conception	NN
huygens-treatise-2329	22	29	of	of	IN
huygens-treatise-2329	22	30	the	the	DT
huygens-treatise-2329	22	31	propagation	propagation	NN
huygens-treatise-2329	22	32	of	of	IN
huygens-treatise-2329	22	33	waves	wave	NNS
huygens-treatise-2329	22	34	of	of	IN
huygens-treatise-2329	22	35	light	light	NN
huygens-treatise-2329	22	36	to	to	TO
huygens-treatise-2329	22	37	unravel	unravel	VB
huygens-treatise-2329	22	38	the	the	DT
huygens-treatise-2329	22	39	intricacies	intricacy	NNS
huygens-treatise-2329	22	40	of	of	IN
huygens-treatise-2329	22	41	the	the	DT
huygens-treatise-2329	22	42	phenomena	phenomenon	NNS
huygens-treatise-2329	22	43	of	of	IN
huygens-treatise-2329	22	44	the	the	DT
huygens-treatise-2329	22	45	double	double	JJ
huygens-treatise-2329	22	46	refraction	refraction	NN
huygens-treatise-2329	22	47	of	of	IN
huygens-treatise-2329	22	48	crystals	crystal	NNS
huygens-treatise-2329	22	49	,	,	,
huygens-treatise-2329	22	50	and	and	CC
huygens-treatise-2329	22	51	of	of	IN
huygens-treatise-2329	22	52	the	the	DT
huygens-treatise-2329	22	53	refraction	refraction	NN
huygens-treatise-2329	22	54	of	of	IN
huygens-treatise-2329	22	55	the	the	DT
huygens-treatise-2329	22	56	atmosphere	atmosphere	NN
huygens-treatise-2329	22	57	,	,	,
huygens-treatise-2329	22	58	will	will	MD
huygens-treatise-2329	22	59	excite	excite	VB
huygens-treatise-2329	22	60	the	the	DT
huygens-treatise-2329	22	61	admiration	admiration	NN
huygens-treatise-2329	22	62	of	of	IN
huygens-treatise-2329	22	63	the	the	DT
huygens-treatise-2329	22	64	student	student	NN
huygens-treatise-2329	22	65	of	of	IN
huygens-treatise-2329	22	66	Optics	Optics	NNP
huygens-treatise-2329	22	67	.	.	.
huygens-treatise-2329	23	1	It	-PRON-	PRP
huygens-treatise-2329	23	2	is	be	VBZ
huygens-treatise-2329	23	3	true	true	JJ
huygens-treatise-2329	23	4	that	that	IN
huygens-treatise-2329	23	5	his	-PRON-	PRP$
huygens-treatise-2329	23	6	wave	wave	NN
huygens-treatise-2329	23	7	theory	theory	NN
huygens-treatise-2329	23	8	was	be	VBD
huygens-treatise-2329	23	9	far	far	RB
huygens-treatise-2329	23	10	from	from	IN
huygens-treatise-2329	23	11	the	the	DT
huygens-treatise-2329	23	12	complete	complete	JJ
huygens-treatise-2329	23	13	doctrine	doctrine	NN
huygens-treatise-2329	23	14	as	as	IN
huygens-treatise-2329	23	15	subsequently	subsequently	RB
huygens-treatise-2329	23	16	developed	develop	VBN
huygens-treatise-2329	23	17	by	by	IN
huygens-treatise-2329	23	18	Thomas	Thomas	NNP
huygens-treatise-2329	23	19	Young	Young	NNP
huygens-treatise-2329	23	20	and	and	CC
huygens-treatise-2329	23	21	Augustin	Augustin	NNP
huygens-treatise-2329	23	22	Fresnel	Fresnel	NNP
huygens-treatise-2329	23	23	,	,	,
huygens-treatise-2329	23	24	and	and	CC
huygens-treatise-2329	23	25	belonged	belong	VBD
huygens-treatise-2329	23	26	rather	rather	RB
huygens-treatise-2329	23	27	to	to	IN
huygens-treatise-2329	23	28	geometrical	geometrical	JJ
huygens-treatise-2329	23	29	than	than	IN
huygens-treatise-2329	23	30	to	to	IN
huygens-treatise-2329	23	31	physical	physical	JJ
huygens-treatise-2329	23	32	Optics	optic	NNS
huygens-treatise-2329	23	33	.	.	.
huygens-treatise-2329	24	1	If	if	IN
huygens-treatise-2329	24	2	Huygens	Huygens	NNP
huygens-treatise-2329	24	3	had	have	VBD
huygens-treatise-2329	24	4	no	no	DT
huygens-treatise-2329	24	5	conception	conception	NN
huygens-treatise-2329	24	6	of	of	IN
huygens-treatise-2329	24	7	transverse	transverse	JJ
huygens-treatise-2329	24	8	vibrations	vibration	NNS
huygens-treatise-2329	24	9	,	,	,
huygens-treatise-2329	24	10	of	of	IN
huygens-treatise-2329	24	11	the	the	DT
huygens-treatise-2329	24	12	principle	principle	NN
huygens-treatise-2329	24	13	of	of	IN
huygens-treatise-2329	24	14	interference	interference	NN
huygens-treatise-2329	24	15	,	,	,
huygens-treatise-2329	24	16	or	or	CC
huygens-treatise-2329	24	17	of	of	IN
huygens-treatise-2329	24	18	the	the	DT
huygens-treatise-2329	24	19	existence	existence	NN
huygens-treatise-2329	24	20	of	of	IN
huygens-treatise-2329	24	21	the	the	DT
huygens-treatise-2329	24	22	ordered	order	VBN
huygens-treatise-2329	24	23	sequence	sequence	NN
huygens-treatise-2329	24	24	of	of	IN
huygens-treatise-2329	24	25	waves	wave	NNS
huygens-treatise-2329	24	26	in	in	IN
huygens-treatise-2329	24	27	trains	train	NNS
huygens-treatise-2329	24	28	,	,	,
huygens-treatise-2329	24	29	he	-PRON-	PRP
huygens-treatise-2329	24	30	nevertheless	nevertheless	RB
huygens-treatise-2329	24	31	attained	attain	VBD
huygens-treatise-2329	24	32	to	to	IN
huygens-treatise-2329	24	33	a	a	DT
huygens-treatise-2329	24	34	remarkably	remarkably	RB
huygens-treatise-2329	24	35	clear	clear	JJ
huygens-treatise-2329	24	36	understanding	understanding	NN
huygens-treatise-2329	24	37	of	of	IN
huygens-treatise-2329	24	38	the	the	DT
huygens-treatise-2329	24	39	principles	principle	NNS
huygens-treatise-2329	24	40	of	of	IN
huygens-treatise-2329	24	41	wave	wave	NN
huygens-treatise-2329	24	42	-	-	HYPH
huygens-treatise-2329	24	43	propagation	propagation	NN
huygens-treatise-2329	24	44	;	;	:
huygens-treatise-2329	24	45	and	and	CC
huygens-treatise-2329	24	46	his	-PRON-	PRP$
huygens-treatise-2329	24	47	exposition	exposition	NN
huygens-treatise-2329	24	48	of	of	IN
huygens-treatise-2329	24	49	the	the	DT
huygens-treatise-2329	24	50	subject	subject	NN
huygens-treatise-2329	24	51	marks	mark	VBZ
huygens-treatise-2329	24	52	an	an	DT
huygens-treatise-2329	24	53	epoch	epoch	NN
huygens-treatise-2329	24	54	in	in	IN
huygens-treatise-2329	24	55	the	the	DT
huygens-treatise-2329	24	56	treatment	treatment	NN
huygens-treatise-2329	24	57	of	of	IN
huygens-treatise-2329	24	58	Optical	optical	JJ
huygens-treatise-2329	24	59	problems	problem	NNS
huygens-treatise-2329	24	60	.	.	.
huygens-treatise-2329	25	1	It	-PRON-	PRP
huygens-treatise-2329	25	2	has	have	VBZ
huygens-treatise-2329	25	3	been	be	VBN
huygens-treatise-2329	25	4	needful	needful	JJ
huygens-treatise-2329	25	5	in	in	IN
huygens-treatise-2329	25	6	preparing	prepare	VBG
huygens-treatise-2329	25	7	this	this	DT
huygens-treatise-2329	25	8	translation	translation	NN
huygens-treatise-2329	25	9	to	to	TO
huygens-treatise-2329	25	10	exercise	exercise	VB
huygens-treatise-2329	25	11	care	care	NN
huygens-treatise-2329	25	12	lest	lest	IN
huygens-treatise-2329	25	13	one	one	PRP
huygens-treatise-2329	25	14	should	should	MD
huygens-treatise-2329	25	15	import	import	VB
huygens-treatise-2329	25	16	into	into	IN
huygens-treatise-2329	25	17	the	the	DT
huygens-treatise-2329	25	18	author	author	NN
huygens-treatise-2329	25	19	's	's	POS
huygens-treatise-2329	25	20	text	text	NN
huygens-treatise-2329	25	21	ideas	idea	NNS
huygens-treatise-2329	25	22	of	of	IN
huygens-treatise-2329	25	23	subsequent	subsequent	JJ
huygens-treatise-2329	25	24	date	date	NN
huygens-treatise-2329	25	25	,	,	,
huygens-treatise-2329	25	26	by	by	IN
huygens-treatise-2329	25	27	using	use	VBG
huygens-treatise-2329	25	28	words	word	NNS
huygens-treatise-2329	25	29	that	that	WDT
huygens-treatise-2329	25	30	have	have	VBP
huygens-treatise-2329	25	31	come	come	VBN
huygens-treatise-2329	25	32	to	to	TO
huygens-treatise-2329	25	33	imply	imply	VB
huygens-treatise-2329	25	34	modern	modern	JJ
huygens-treatise-2329	25	35	conceptions	conception	NNS
huygens-treatise-2329	25	36	.	.	.
huygens-treatise-2329	26	1	Hence	hence	RB
huygens-treatise-2329	26	2	the	the	DT
huygens-treatise-2329	26	3	adoption	adoption	NN
huygens-treatise-2329	26	4	of	of	IN
huygens-treatise-2329	26	5	as	as	RB
huygens-treatise-2329	26	6	literal	literal	JJ
huygens-treatise-2329	26	7	a	a	DT
huygens-treatise-2329	26	8	rendering	rendering	NN
huygens-treatise-2329	26	9	as	as	IN
huygens-treatise-2329	26	10	possible	possible	JJ
huygens-treatise-2329	26	11	.	.	.
huygens-treatise-2329	27	1	A	a	DT
huygens-treatise-2329	27	2	few	few	JJ
huygens-treatise-2329	27	3	of	of	IN
huygens-treatise-2329	27	4	the	the	DT
huygens-treatise-2329	27	5	author	author	NN
huygens-treatise-2329	27	6	's	's	POS
huygens-treatise-2329	27	7	terms	term	NNS
huygens-treatise-2329	27	8	need	need	VBP
huygens-treatise-2329	27	9	explanation	explanation	NN
huygens-treatise-2329	27	10	.	.	.
huygens-treatise-2329	28	1	He	-PRON-	PRP
huygens-treatise-2329	28	2	uses	use	VBZ
huygens-treatise-2329	28	3	the	the	DT
huygens-treatise-2329	28	4	word	word	NN
huygens-treatise-2329	28	5	"	"	``
huygens-treatise-2329	28	6	refraction	refraction	NN
huygens-treatise-2329	28	7	,	,	,
huygens-treatise-2329	28	8	"	"	''
huygens-treatise-2329	28	9	for	for	IN
huygens-treatise-2329	28	10	example	example	NN
huygens-treatise-2329	28	11	,	,	,
huygens-treatise-2329	28	12	both	both	CC
huygens-treatise-2329	28	13	for	for	IN
huygens-treatise-2329	28	14	the	the	DT
huygens-treatise-2329	28	15	phenomenon	phenomenon	NN
huygens-treatise-2329	28	16	or	or	CC
huygens-treatise-2329	28	17	process	process	NN
huygens-treatise-2329	28	18	usually	usually	RB
huygens-treatise-2329	28	19	so	so	RB
huygens-treatise-2329	28	20	denoted	denoted	JJ
huygens-treatise-2329	28	21	,	,	,
huygens-treatise-2329	28	22	and	and	CC
huygens-treatise-2329	28	23	for	for	IN
huygens-treatise-2329	28	24	the	the	DT
huygens-treatise-2329	28	25	result	result	NN
huygens-treatise-2329	28	26	of	of	IN
huygens-treatise-2329	28	27	that	that	DT
huygens-treatise-2329	28	28	process	process	NN
huygens-treatise-2329	28	29	:	:	:
huygens-treatise-2329	28	30	thus	thus	RB
huygens-treatise-2329	28	31	the	the	DT
huygens-treatise-2329	28	32	refracted	refract	VBN
huygens-treatise-2329	28	33	ray	ray	NN
huygens-treatise-2329	28	34	he	-PRON-	PRP
huygens-treatise-2329	28	35	habitually	habitually	RB
huygens-treatise-2329	28	36	terms	term	VBZ
huygens-treatise-2329	28	37	"	"	``
huygens-treatise-2329	28	38	the	the	DT
huygens-treatise-2329	28	39	refraction	refraction	NN
huygens-treatise-2329	28	40	"	"	''
huygens-treatise-2329	28	41	of	of	IN
huygens-treatise-2329	28	42	the	the	DT
huygens-treatise-2329	28	43	incident	incident	NN
huygens-treatise-2329	28	44	ray	ray	NN
huygens-treatise-2329	28	45	.	.	.
huygens-treatise-2329	29	1	When	when	WRB
huygens-treatise-2329	29	2	a	a	DT
huygens-treatise-2329	29	3	wave	wave	NN
huygens-treatise-2329	29	4	-	-	HYPH
huygens-treatise-2329	29	5	front	front	NN
huygens-treatise-2329	29	6	,	,	,
huygens-treatise-2329	29	7	or	or	CC
huygens-treatise-2329	29	8	,	,	,
huygens-treatise-2329	29	9	as	as	IN
huygens-treatise-2329	29	10	he	-PRON-	PRP
huygens-treatise-2329	29	11	terms	term	VBZ
huygens-treatise-2329	29	12	it	-PRON-	PRP
huygens-treatise-2329	29	13	,	,	,
huygens-treatise-2329	29	14	a	a	DT
huygens-treatise-2329	29	15	"	"	``
huygens-treatise-2329	29	16	wave	wave	NN
huygens-treatise-2329	29	17	,	,	,
huygens-treatise-2329	29	18	"	"	''
huygens-treatise-2329	29	19	has	have	VBZ
huygens-treatise-2329	29	20	passed	pass	VBN
huygens-treatise-2329	29	21	from	from	IN
huygens-treatise-2329	29	22	some	some	DT
huygens-treatise-2329	29	23	initial	initial	JJ
huygens-treatise-2329	29	24	position	position	NN
huygens-treatise-2329	29	25	to	to	IN
huygens-treatise-2329	29	26	a	a	DT
huygens-treatise-2329	29	27	subsequent	subsequent	JJ
huygens-treatise-2329	29	28	one	one	NN
huygens-treatise-2329	29	29	,	,	,
huygens-treatise-2329	29	30	he	-PRON-	PRP
huygens-treatise-2329	29	31	terms	term	VBZ
huygens-treatise-2329	29	32	the	the	DT
huygens-treatise-2329	29	33	wave	wave	NN
huygens-treatise-2329	29	34	-	-	HYPH
huygens-treatise-2329	29	35	front	front	NN
huygens-treatise-2329	29	36	in	in	IN
huygens-treatise-2329	29	37	its	-PRON-	PRP$
huygens-treatise-2329	29	38	subsequent	subsequent	JJ
huygens-treatise-2329	29	39	position	position	NN
huygens-treatise-2329	29	40	"	"	``
huygens-treatise-2329	29	41	the	the	DT
huygens-treatise-2329	29	42	continuation	continuation	NN
huygens-treatise-2329	29	43	"	"	''
huygens-treatise-2329	29	44	of	of	IN
huygens-treatise-2329	29	45	the	the	DT
huygens-treatise-2329	29	46	wave	wave	NN
huygens-treatise-2329	29	47	.	.	.
huygens-treatise-2329	30	1	He	-PRON-	PRP
huygens-treatise-2329	30	2	also	also	RB
huygens-treatise-2329	30	3	speaks	speak	VBZ
huygens-treatise-2329	30	4	of	of	IN
huygens-treatise-2329	30	5	the	the	DT
huygens-treatise-2329	30	6	envelope	envelope	NN
huygens-treatise-2329	30	7	of	of	IN
huygens-treatise-2329	30	8	a	a	DT
huygens-treatise-2329	30	9	set	set	NN
huygens-treatise-2329	30	10	of	of	IN
huygens-treatise-2329	30	11	elementary	elementary	JJ
huygens-treatise-2329	30	12	waves	wave	NNS
huygens-treatise-2329	30	13	,	,	,
huygens-treatise-2329	30	14	formed	form	VBN
huygens-treatise-2329	30	15	by	by	IN
huygens-treatise-2329	30	16	coalescence	coalescence	NN
huygens-treatise-2329	30	17	of	of	IN
huygens-treatise-2329	30	18	those	those	DT
huygens-treatise-2329	30	19	elementary	elementary	JJ
huygens-treatise-2329	30	20	wave	wave	NN
huygens-treatise-2329	30	21	-	-	HYPH
huygens-treatise-2329	30	22	fronts	front	NNS
huygens-treatise-2329	30	23	,	,	,
huygens-treatise-2329	30	24	as	as	IN
huygens-treatise-2329	30	25	"	"	``
huygens-treatise-2329	30	26	the	the	DT
huygens-treatise-2329	30	27	termination	termination	NN
huygens-treatise-2329	30	28	"	"	''
huygens-treatise-2329	30	29	of	of	IN
huygens-treatise-2329	30	30	the	the	DT
huygens-treatise-2329	30	31	wave	wave	NN
huygens-treatise-2329	30	32	;	;	:
huygens-treatise-2329	30	33	and	and	CC
huygens-treatise-2329	30	34	the	the	DT
huygens-treatise-2329	30	35	elementary	elementary	JJ
huygens-treatise-2329	30	36	wave	wave	NN
huygens-treatise-2329	30	37	-	-	:
huygens-treatise-2329	30	38	fronts	front	NNS
huygens-treatise-2329	30	39	he	-PRON-	PRP
huygens-treatise-2329	30	40	terms	term	VBZ
huygens-treatise-2329	30	41	"	"	``
huygens-treatise-2329	30	42	particular	particular	JJ
huygens-treatise-2329	30	43	"	"	''
huygens-treatise-2329	30	44	waves	wave	NNS
huygens-treatise-2329	30	45	.	.	.
huygens-treatise-2329	31	1	Owing	owe	VBG
huygens-treatise-2329	31	2	to	to	IN
huygens-treatise-2329	31	3	the	the	DT
huygens-treatise-2329	31	4	circumstance	circumstance	NN
huygens-treatise-2329	31	5	that	that	WDT
huygens-treatise-2329	31	6	the	the	DT
huygens-treatise-2329	31	7	French	french	JJ
huygens-treatise-2329	31	8	word	word	NN
huygens-treatise-2329	31	9	_	_	NNP
huygens-treatise-2329	31	10	rayon	rayon	NN
huygens-treatise-2329	31	11	_	_	NNP
huygens-treatise-2329	31	12	possesses	possess	VBZ
huygens-treatise-2329	31	13	the	the	DT
huygens-treatise-2329	31	14	double	double	JJ
huygens-treatise-2329	31	15	signification	signification	NN
huygens-treatise-2329	31	16	of	of	IN
huygens-treatise-2329	31	17	ray	ray	NN
huygens-treatise-2329	31	18	of	of	IN
huygens-treatise-2329	31	19	light	light	NN
huygens-treatise-2329	31	20	and	and	CC
huygens-treatise-2329	31	21	radius	radius	NN
huygens-treatise-2329	31	22	of	of	IN
huygens-treatise-2329	31	23	a	a	DT
huygens-treatise-2329	31	24	circle	circle	NN
huygens-treatise-2329	31	25	,	,	,
huygens-treatise-2329	31	26	he	-PRON-	PRP
huygens-treatise-2329	31	27	avoids	avoid	VBZ
huygens-treatise-2329	31	28	its	-PRON-	PRP$
huygens-treatise-2329	31	29	use	use	NN
huygens-treatise-2329	31	30	in	in	IN
huygens-treatise-2329	31	31	the	the	DT
huygens-treatise-2329	31	32	latter	latter	JJ
huygens-treatise-2329	31	33	sense	sense	NN
huygens-treatise-2329	31	34	and	and	CC
huygens-treatise-2329	31	35	speaks	speak	VBZ
huygens-treatise-2329	31	36	always	always	RB
huygens-treatise-2329	31	37	of	of	IN
huygens-treatise-2329	31	38	the	the	DT
huygens-treatise-2329	31	39	semi	semi	JJ
huygens-treatise-2329	31	40	-	-	JJ
huygens-treatise-2329	31	41	diameter	diameter	NN
huygens-treatise-2329	31	42	,	,	,
huygens-treatise-2329	31	43	not	not	RB
huygens-treatise-2329	31	44	of	of	IN
huygens-treatise-2329	31	45	the	the	DT
huygens-treatise-2329	31	46	radius	radius	NN
huygens-treatise-2329	31	47	.	.	.
huygens-treatise-2329	32	1	His	-PRON-	PRP$
huygens-treatise-2329	32	2	speculations	speculation	NNS
huygens-treatise-2329	32	3	as	as	IN
huygens-treatise-2329	32	4	to	to	IN
huygens-treatise-2329	32	5	the	the	DT
huygens-treatise-2329	32	6	ether	ether	NN
huygens-treatise-2329	32	7	,	,	,
huygens-treatise-2329	32	8	his	-PRON-	PRP$
huygens-treatise-2329	32	9	suggestive	suggestive	JJ
huygens-treatise-2329	32	10	views	view	NNS
huygens-treatise-2329	32	11	of	of	IN
huygens-treatise-2329	32	12	the	the	DT
huygens-treatise-2329	32	13	structure	structure	NN
huygens-treatise-2329	32	14	of	of	IN
huygens-treatise-2329	32	15	crystalline	crystalline	JJ
huygens-treatise-2329	32	16	bodies	body	NNS
huygens-treatise-2329	32	17	,	,	,
huygens-treatise-2329	32	18	and	and	CC
huygens-treatise-2329	32	19	his	-PRON-	PRP$
huygens-treatise-2329	32	20	explanation	explanation	NN
huygens-treatise-2329	32	21	of	of	IN
huygens-treatise-2329	32	22	opacity	opacity	NN
huygens-treatise-2329	32	23	,	,	,
huygens-treatise-2329	32	24	slight	slight	JJ
huygens-treatise-2329	32	25	as	as	IN
huygens-treatise-2329	32	26	they	-PRON-	PRP
huygens-treatise-2329	32	27	are	be	VBP
huygens-treatise-2329	32	28	,	,	,
huygens-treatise-2329	32	29	will	will	MD
huygens-treatise-2329	32	30	possibly	possibly	RB
huygens-treatise-2329	32	31	surprise	surprise	VB
huygens-treatise-2329	32	32	the	the	DT
huygens-treatise-2329	32	33	reader	reader	NN
huygens-treatise-2329	32	34	by	by	IN
huygens-treatise-2329	32	35	their	-PRON-	PRP$
huygens-treatise-2329	32	36	seeming	seeming	JJ
huygens-treatise-2329	32	37	modernness	modernness	NN
huygens-treatise-2329	32	38	.	.	.
huygens-treatise-2329	33	1	And	and	CC
huygens-treatise-2329	33	2	none	none	NN
huygens-treatise-2329	33	3	can	can	MD
huygens-treatise-2329	33	4	read	read	VB
huygens-treatise-2329	33	5	his	-PRON-	PRP$
huygens-treatise-2329	33	6	investigation	investigation	NN
huygens-treatise-2329	33	7	of	of	IN
huygens-treatise-2329	33	8	the	the	DT
huygens-treatise-2329	33	9	phenomena	phenomenon	NNS
huygens-treatise-2329	33	10	found	find	VBN
huygens-treatise-2329	33	11	in	in	IN
huygens-treatise-2329	33	12	Iceland	Iceland	NNP
huygens-treatise-2329	33	13	spar	spar	NNS
huygens-treatise-2329	33	14	without	without	IN
huygens-treatise-2329	33	15	marvelling	marvel	VBG
huygens-treatise-2329	33	16	at	at	IN
huygens-treatise-2329	33	17	his	-PRON-	PRP$
huygens-treatise-2329	33	18	insight	insight	NN
huygens-treatise-2329	33	19	and	and	CC
huygens-treatise-2329	33	20	sagacity	sagacity	NN
huygens-treatise-2329	33	21	.	.	.
huygens-treatise-2329	34	1	S.P.T.	S.P.T.	NNP
huygens-treatise-2329	35	1	June	June	NNP
huygens-treatise-2329	35	2	,	,	,
huygens-treatise-2329	35	3	1912	1912	CD
huygens-treatise-2329	35	4	.	.	.
huygens-treatise-2329	36	1	TABLE	TABLE	NNS
huygens-treatise-2329	36	2	OF	of	IN
huygens-treatise-2329	36	3	MATTERS	matter	NNS
huygens-treatise-2329	36	4	Contained	contain	VBN
huygens-treatise-2329	36	5	in	in	IN
huygens-treatise-2329	36	6	this	this	DT
huygens-treatise-2329	36	7	Treatise	Treatise	NNP
huygens-treatise-2329	36	8	CHAPTER	CHAPTER	NNP
huygens-treatise-2329	36	9	I.	i.	NN
huygens-treatise-2329	37	1	On	on	IN
huygens-treatise-2329	37	2	Rays	ray	NNS
huygens-treatise-2329	37	3	Propagated	propagate	VBN
huygens-treatise-2329	37	4	in	in	IN
huygens-treatise-2329	37	5	Straight	Straight	NNP
huygens-treatise-2329	37	6	Lines	Lines	NNPS
huygens-treatise-2329	37	7	.	.	.
huygens-treatise-2329	38	1	That	that	DT
huygens-treatise-2329	38	2	Light	light	NN
huygens-treatise-2329	38	3	is	be	VBZ
huygens-treatise-2329	38	4	produced	produce	VBN
huygens-treatise-2329	38	5	by	by	IN
huygens-treatise-2329	38	6	a	a	DT
huygens-treatise-2329	38	7	certain	certain	JJ
huygens-treatise-2329	38	8	movement	movement	NN
huygens-treatise-2329	38	9	.	.	.
huygens-treatise-2329	39	1	That	that	IN
huygens-treatise-2329	39	2	no	no	DT
huygens-treatise-2329	39	3	substance	substance	NN
huygens-treatise-2329	39	4	passes	pass	VBZ
huygens-treatise-2329	39	5	from	from	IN
huygens-treatise-2329	39	6	the	the	DT
huygens-treatise-2329	39	7	luminous	luminous	JJ
huygens-treatise-2329	39	8	object	object	NN
huygens-treatise-2329	39	9	to	to	IN
huygens-treatise-2329	39	10	the	the	DT
huygens-treatise-2329	39	11	eyes	eye	NNS
huygens-treatise-2329	39	12	.	.	.
huygens-treatise-2329	40	1	That	that	IN
huygens-treatise-2329	40	2	Light	light	NN
huygens-treatise-2329	40	3	spreads	spread	VBZ
huygens-treatise-2329	40	4	spherically	spherically	RB
huygens-treatise-2329	40	5	,	,	,
huygens-treatise-2329	40	6	almost	almost	RB
huygens-treatise-2329	40	7	as	as	IN
huygens-treatise-2329	40	8	Sound	Sound	NNP
huygens-treatise-2329	40	9	does	do	VBZ
huygens-treatise-2329	40	10	.	.	.
huygens-treatise-2329	41	1	Whether	whether	IN
huygens-treatise-2329	41	2	Light	Light	NNP
huygens-treatise-2329	41	3	takes	take	VBZ
huygens-treatise-2329	41	4	time	time	NN
huygens-treatise-2329	41	5	to	to	TO
huygens-treatise-2329	41	6	spread	spread	VB
huygens-treatise-2329	41	7	.	.	.
huygens-treatise-2329	42	1	Experience	experience	NN
huygens-treatise-2329	42	2	seeming	seeming	JJ
huygens-treatise-2329	42	3	to	to	TO
huygens-treatise-2329	42	4	prove	prove	VB
huygens-treatise-2329	42	5	that	that	IN
huygens-treatise-2329	42	6	it	-PRON-	PRP
huygens-treatise-2329	42	7	passes	pass	VBZ
huygens-treatise-2329	42	8	instantaneously	instantaneously	RB
huygens-treatise-2329	42	9	.	.	.
huygens-treatise-2329	43	1	Experience	experience	NN
huygens-treatise-2329	43	2	proving	prove	VBG
huygens-treatise-2329	43	3	that	that	IN
huygens-treatise-2329	43	4	it	-PRON-	PRP
huygens-treatise-2329	43	5	takes	take	VBZ
huygens-treatise-2329	43	6	time	time	NN
huygens-treatise-2329	43	7	.	.	.
huygens-treatise-2329	44	1	How	how	WRB
huygens-treatise-2329	44	2	much	much	JJ
huygens-treatise-2329	44	3	its	-PRON-	PRP$
huygens-treatise-2329	44	4	speed	speed	NN
huygens-treatise-2329	44	5	is	be	VBZ
huygens-treatise-2329	44	6	greater	great	JJR
huygens-treatise-2329	44	7	than	than	IN
huygens-treatise-2329	44	8	that	that	DT
huygens-treatise-2329	44	9	of	of	IN
huygens-treatise-2329	44	10	Sound	Sound	NNP
huygens-treatise-2329	44	11	.	.	.
huygens-treatise-2329	45	1	In	in	IN
huygens-treatise-2329	45	2	what	what	WP
huygens-treatise-2329	45	3	the	the	DT
huygens-treatise-2329	45	4	emission	emission	NN
huygens-treatise-2329	45	5	of	of	IN
huygens-treatise-2329	45	6	Light	Light	NNP
huygens-treatise-2329	45	7	differs	differ	VBZ
huygens-treatise-2329	45	8	from	from	IN
huygens-treatise-2329	45	9	that	that	DT
huygens-treatise-2329	45	10	of	of	IN
huygens-treatise-2329	45	11	Sound	Sound	NNP
huygens-treatise-2329	45	12	.	.	.
huygens-treatise-2329	46	1	That	that	IN
huygens-treatise-2329	46	2	it	-PRON-	PRP
huygens-treatise-2329	46	3	is	be	VBZ
huygens-treatise-2329	46	4	not	not	RB
huygens-treatise-2329	46	5	the	the	DT
huygens-treatise-2329	46	6	same	same	JJ
huygens-treatise-2329	46	7	medium	medium	NN
huygens-treatise-2329	46	8	which	which	WDT
huygens-treatise-2329	46	9	serves	serve	VBZ
huygens-treatise-2329	46	10	for	for	IN
huygens-treatise-2329	46	11	Light	Light	NNP
huygens-treatise-2329	46	12	and	and	CC
huygens-treatise-2329	46	13	Sound	Sound	NNP
huygens-treatise-2329	46	14	.	.	.
huygens-treatise-2329	47	1	How	how	WRB
huygens-treatise-2329	47	2	Sound	Sound	NNP
huygens-treatise-2329	47	3	is	be	VBZ
huygens-treatise-2329	47	4	propagated	propagate	VBN
huygens-treatise-2329	47	5	.	.	.
huygens-treatise-2329	48	1	How	how	WRB
huygens-treatise-2329	48	2	Light	Light	NNP
huygens-treatise-2329	48	3	is	be	VBZ
huygens-treatise-2329	48	4	propagated	propagate	VBN
huygens-treatise-2329	48	5	.	.	.
huygens-treatise-2329	49	1	Detailed	detailed	JJ
huygens-treatise-2329	49	2	Remarks	Remarks	NNPS
huygens-treatise-2329	49	3	on	on	IN
huygens-treatise-2329	49	4	the	the	DT
huygens-treatise-2329	49	5	propagation	propagation	NN
huygens-treatise-2329	49	6	of	of	IN
huygens-treatise-2329	49	7	Light	Light	NNP
huygens-treatise-2329	49	8	.	.	.
huygens-treatise-2329	50	1	Why	why	WRB
huygens-treatise-2329	50	2	Rays	ray	NNS
huygens-treatise-2329	50	3	are	be	VBP
huygens-treatise-2329	50	4	propagated	propagate	VBN
huygens-treatise-2329	50	5	only	only	RB
huygens-treatise-2329	50	6	in	in	IN
huygens-treatise-2329	50	7	straight	straight	JJ
huygens-treatise-2329	50	8	lines	line	NNS
huygens-treatise-2329	50	9	.	.	.
huygens-treatise-2329	51	1	How	how	WRB
huygens-treatise-2329	51	2	Light	light	JJ
huygens-treatise-2329	51	3	coming	come	VBG
huygens-treatise-2329	51	4	in	in	IN
huygens-treatise-2329	51	5	different	different	JJ
huygens-treatise-2329	51	6	directions	direction	NNS
huygens-treatise-2329	51	7	can	can	MD
huygens-treatise-2329	51	8	cross	cross	VB
huygens-treatise-2329	51	9	itself	-PRON-	PRP
huygens-treatise-2329	51	10	.	.	.
huygens-treatise-2329	52	1	CHAPTER	CHAPTER	NNP
huygens-treatise-2329	52	2	II	II	NNP
huygens-treatise-2329	52	3	.	.	.
huygens-treatise-2329	53	1	On	on	IN
huygens-treatise-2329	53	2	Reflexion	reflexion	NN
huygens-treatise-2329	53	3	.	.	.
huygens-treatise-2329	54	1	Demonstration	demonstration	NN
huygens-treatise-2329	54	2	of	of	IN
huygens-treatise-2329	54	3	equality	equality	NN
huygens-treatise-2329	54	4	of	of	IN
huygens-treatise-2329	54	5	angles	angle	NNS
huygens-treatise-2329	54	6	of	of	IN
huygens-treatise-2329	54	7	incidence	incidence	NN
huygens-treatise-2329	54	8	and	and	CC
huygens-treatise-2329	54	9	reflexion	reflexion	NN
huygens-treatise-2329	54	10	.	.	.
huygens-treatise-2329	55	1	Why	why	WRB
huygens-treatise-2329	55	2	the	the	DT
huygens-treatise-2329	55	3	incident	incident	NN
huygens-treatise-2329	55	4	and	and	CC
huygens-treatise-2329	55	5	reflected	reflect	VBN
huygens-treatise-2329	55	6	rays	ray	NNS
huygens-treatise-2329	55	7	are	be	VBP
huygens-treatise-2329	55	8	in	in	IN
huygens-treatise-2329	55	9	the	the	DT
huygens-treatise-2329	55	10	same	same	JJ
huygens-treatise-2329	55	11	plane	plane	NN
huygens-treatise-2329	55	12	perpendicular	perpendicular	JJ
huygens-treatise-2329	55	13	to	to	IN
huygens-treatise-2329	55	14	the	the	DT
huygens-treatise-2329	55	15	reflecting	reflect	VBG
huygens-treatise-2329	55	16	surface	surface	NN
huygens-treatise-2329	55	17	.	.	.
huygens-treatise-2329	56	1	That	that	IN
huygens-treatise-2329	56	2	it	-PRON-	PRP
huygens-treatise-2329	56	3	is	be	VBZ
huygens-treatise-2329	56	4	not	not	RB
huygens-treatise-2329	56	5	needful	needful	JJ
huygens-treatise-2329	56	6	for	for	IN
huygens-treatise-2329	56	7	the	the	DT
huygens-treatise-2329	56	8	reflecting	reflect	VBG
huygens-treatise-2329	56	9	surface	surface	NN
huygens-treatise-2329	56	10	to	to	TO
huygens-treatise-2329	56	11	be	be	VB
huygens-treatise-2329	56	12	perfectly	perfectly	RB
huygens-treatise-2329	56	13	flat	flat	JJ
huygens-treatise-2329	56	14	to	to	TO
huygens-treatise-2329	56	15	attain	attain	VB
huygens-treatise-2329	56	16	equality	equality	NN
huygens-treatise-2329	56	17	of	of	IN
huygens-treatise-2329	56	18	the	the	DT
huygens-treatise-2329	56	19	angles	angle	NNS
huygens-treatise-2329	56	20	of	of	IN
huygens-treatise-2329	56	21	incidence	incidence	NN
huygens-treatise-2329	56	22	and	and	CC
huygens-treatise-2329	56	23	reflexion	reflexion	NN
huygens-treatise-2329	56	24	.	.	.
huygens-treatise-2329	57	1	CHAPTER	CHAPTER	NNP
huygens-treatise-2329	57	2	III	III	NNP
huygens-treatise-2329	57	3	.	.	.
huygens-treatise-2329	58	1	On	on	IN
huygens-treatise-2329	58	2	Refraction	refraction	NN
huygens-treatise-2329	58	3	.	.	.
huygens-treatise-2329	59	1	That	that	IN
huygens-treatise-2329	59	2	bodies	body	NNS
huygens-treatise-2329	59	3	may	may	MD
huygens-treatise-2329	59	4	be	be	VB
huygens-treatise-2329	59	5	transparent	transparent	JJ
huygens-treatise-2329	59	6	without	without	IN
huygens-treatise-2329	59	7	any	any	DT
huygens-treatise-2329	59	8	substance	substance	NN
huygens-treatise-2329	59	9	passing	pass	VBG
huygens-treatise-2329	59	10	through	through	IN
huygens-treatise-2329	59	11	them	-PRON-	PRP
huygens-treatise-2329	59	12	.	.	.
huygens-treatise-2329	60	1	Proof	proof	NN
huygens-treatise-2329	60	2	that	that	IN
huygens-treatise-2329	60	3	the	the	DT
huygens-treatise-2329	60	4	ethereal	ethereal	JJ
huygens-treatise-2329	60	5	matter	matter	NN
huygens-treatise-2329	60	6	passes	pass	VBZ
huygens-treatise-2329	60	7	through	through	IN
huygens-treatise-2329	60	8	transparent	transparent	JJ
huygens-treatise-2329	60	9	bodies	body	NNS
huygens-treatise-2329	60	10	.	.	.
huygens-treatise-2329	61	1	How	how	WRB
huygens-treatise-2329	61	2	this	this	DT
huygens-treatise-2329	61	3	matter	matter	NN
huygens-treatise-2329	61	4	passing	pass	VBG
huygens-treatise-2329	61	5	through	through	RB
huygens-treatise-2329	61	6	can	can	MD
huygens-treatise-2329	61	7	render	render	VB
huygens-treatise-2329	61	8	them	-PRON-	PRP
huygens-treatise-2329	61	9	transparent	transparent	JJ
huygens-treatise-2329	61	10	.	.	.
huygens-treatise-2329	62	1	That	that	IN
huygens-treatise-2329	62	2	the	the	DT
huygens-treatise-2329	62	3	most	most	RBS
huygens-treatise-2329	62	4	solid	solid	JJ
huygens-treatise-2329	62	5	bodies	body	NNS
huygens-treatise-2329	62	6	in	in	IN
huygens-treatise-2329	62	7	appearance	appearance	NN
huygens-treatise-2329	62	8	are	be	VBP
huygens-treatise-2329	62	9	of	of	IN
huygens-treatise-2329	62	10	a	a	DT
huygens-treatise-2329	62	11	very	very	RB
huygens-treatise-2329	62	12	loose	loose	JJ
huygens-treatise-2329	62	13	texture	texture	NN
huygens-treatise-2329	62	14	.	.	.
huygens-treatise-2329	63	1	That	that	DT
huygens-treatise-2329	63	2	Light	light	NN
huygens-treatise-2329	63	3	spreads	spread	VBZ
huygens-treatise-2329	63	4	more	more	RBR
huygens-treatise-2329	63	5	slowly	slowly	RB
huygens-treatise-2329	63	6	in	in	IN
huygens-treatise-2329	63	7	water	water	NN
huygens-treatise-2329	63	8	and	and	CC
huygens-treatise-2329	63	9	in	in	IN
huygens-treatise-2329	63	10	glass	glass	NN
huygens-treatise-2329	63	11	than	than	IN
huygens-treatise-2329	63	12	in	in	IN
huygens-treatise-2329	63	13	air	air	NN
huygens-treatise-2329	63	14	.	.	.
huygens-treatise-2329	64	1	Third	third	JJ
huygens-treatise-2329	64	2	hypothesis	hypothesis	NN
huygens-treatise-2329	64	3	to	to	TO
huygens-treatise-2329	64	4	explain	explain	VB
huygens-treatise-2329	64	5	transparency	transparency	NN
huygens-treatise-2329	64	6	,	,	,
huygens-treatise-2329	64	7	and	and	CC
huygens-treatise-2329	64	8	the	the	DT
huygens-treatise-2329	64	9	retardation	retardation	NN
huygens-treatise-2329	64	10	which	which	WDT
huygens-treatise-2329	64	11	Light	light	NN
huygens-treatise-2329	64	12	suffers	suffer	VBZ
huygens-treatise-2329	64	13	.	.	.
huygens-treatise-2329	65	1	On	on	IN
huygens-treatise-2329	65	2	that	that	DT
huygens-treatise-2329	65	3	which	which	WDT
huygens-treatise-2329	65	4	makes	make	VBZ
huygens-treatise-2329	65	5	bodies	body	NNS
huygens-treatise-2329	65	6	opaque	opaque	JJ
huygens-treatise-2329	65	7	.	.	.
huygens-treatise-2329	66	1	Demonstration	demonstration	NN
huygens-treatise-2329	66	2	why	why	WRB
huygens-treatise-2329	66	3	Refraction	Refraction	NNP
huygens-treatise-2329	66	4	obeys	obey	VBZ
huygens-treatise-2329	66	5	the	the	DT
huygens-treatise-2329	66	6	known	known	JJ
huygens-treatise-2329	66	7	proportion	proportion	NN
huygens-treatise-2329	66	8	of	of	IN
huygens-treatise-2329	66	9	Sines	Sines	NNP
huygens-treatise-2329	66	10	.	.	.
huygens-treatise-2329	67	1	Why	why	WRB
huygens-treatise-2329	67	2	the	the	DT
huygens-treatise-2329	67	3	incident	incident	NN
huygens-treatise-2329	67	4	and	and	CC
huygens-treatise-2329	67	5	refracted	refract	VBN
huygens-treatise-2329	67	6	Rays	ray	NNS
huygens-treatise-2329	67	7	produce	produce	VBP
huygens-treatise-2329	67	8	one	one	CD
huygens-treatise-2329	67	9	another	another	DT
huygens-treatise-2329	67	10	reciprocally	reciprocally	RB
huygens-treatise-2329	67	11	.	.	.
huygens-treatise-2329	68	1	Why	why	WRB
huygens-treatise-2329	68	2	Reflexion	reflexion	NN
huygens-treatise-2329	68	3	within	within	IN
huygens-treatise-2329	68	4	a	a	DT
huygens-treatise-2329	68	5	triangular	triangular	JJ
huygens-treatise-2329	68	6	glass	glass	NN
huygens-treatise-2329	68	7	prism	prism	NN
huygens-treatise-2329	68	8	is	be	VBZ
huygens-treatise-2329	68	9	suddenly	suddenly	RB
huygens-treatise-2329	68	10	augmented	augment	VBN
huygens-treatise-2329	68	11	when	when	WRB
huygens-treatise-2329	68	12	the	the	DT
huygens-treatise-2329	68	13	Light	light	NN
huygens-treatise-2329	68	14	can	can	MD
huygens-treatise-2329	68	15	no	no	RB
huygens-treatise-2329	68	16	longer	long	RBR
huygens-treatise-2329	68	17	penetrate	penetrate	VB
huygens-treatise-2329	68	18	.	.	.
huygens-treatise-2329	69	1	That	that	DT
huygens-treatise-2329	69	2	bodies	body	NNS
huygens-treatise-2329	69	3	which	which	WDT
huygens-treatise-2329	69	4	cause	cause	VBP
huygens-treatise-2329	69	5	greater	great	JJR
huygens-treatise-2329	69	6	Refraction	Refraction	NNP
huygens-treatise-2329	69	7	also	also	RB
huygens-treatise-2329	69	8	cause	cause	VBP
huygens-treatise-2329	69	9	stronger	strong	JJR
huygens-treatise-2329	69	10	Reflexion	reflexion	NN
huygens-treatise-2329	69	11	.	.	.
huygens-treatise-2329	70	1	Demonstration	demonstration	NN
huygens-treatise-2329	70	2	of	of	IN
huygens-treatise-2329	70	3	the	the	DT
huygens-treatise-2329	70	4	Theorem	Theorem	NNP
huygens-treatise-2329	70	5	of	of	IN
huygens-treatise-2329	70	6	Mr.	Mr.	NNP
huygens-treatise-2329	70	7	Fermat	Fermat	NNP
huygens-treatise-2329	70	8	.	.	.
huygens-treatise-2329	71	1	CHAPTER	CHAPTER	NNP
huygens-treatise-2329	71	2	IV	IV	NNP
huygens-treatise-2329	71	3	.	.	.
huygens-treatise-2329	72	1	On	on	IN
huygens-treatise-2329	72	2	the	the	DT
huygens-treatise-2329	72	3	Refraction	Refraction	NNP
huygens-treatise-2329	72	4	of	of	IN
huygens-treatise-2329	72	5	the	the	DT
huygens-treatise-2329	72	6	Air	air	NN
huygens-treatise-2329	72	7	.	.	.
huygens-treatise-2329	73	1	That	that	IN
huygens-treatise-2329	73	2	the	the	DT
huygens-treatise-2329	73	3	emanations	emanation	NNS
huygens-treatise-2329	73	4	of	of	IN
huygens-treatise-2329	73	5	Light	light	NN
huygens-treatise-2329	73	6	in	in	IN
huygens-treatise-2329	73	7	the	the	DT
huygens-treatise-2329	73	8	air	air	NN
huygens-treatise-2329	73	9	are	be	VBP
huygens-treatise-2329	73	10	not	not	RB
huygens-treatise-2329	73	11	spherical	spherical	JJ
huygens-treatise-2329	73	12	.	.	.
huygens-treatise-2329	74	1	How	how	WRB
huygens-treatise-2329	74	2	consequently	consequently	RB
huygens-treatise-2329	74	3	some	some	DT
huygens-treatise-2329	74	4	objects	object	NNS
huygens-treatise-2329	74	5	appear	appear	VBP
huygens-treatise-2329	74	6	higher	high	JJR
huygens-treatise-2329	74	7	than	than	IN
huygens-treatise-2329	74	8	they	-PRON-	PRP
huygens-treatise-2329	74	9	are	be	VBP
huygens-treatise-2329	74	10	.	.	.
huygens-treatise-2329	75	1	How	how	WRB
huygens-treatise-2329	75	2	the	the	DT
huygens-treatise-2329	75	3	Sun	Sun	NNP
huygens-treatise-2329	75	4	may	may	MD
huygens-treatise-2329	75	5	appear	appear	VB
huygens-treatise-2329	75	6	on	on	IN
huygens-treatise-2329	75	7	the	the	DT
huygens-treatise-2329	75	8	Horizon	Horizon	NNP
huygens-treatise-2329	75	9	before	before	IN
huygens-treatise-2329	75	10	he	-PRON-	PRP
huygens-treatise-2329	75	11	has	have	VBZ
huygens-treatise-2329	75	12	risen	rise	VBN
huygens-treatise-2329	75	13	.	.	.
huygens-treatise-2329	76	1	That	that	IN
huygens-treatise-2329	76	2	the	the	DT
huygens-treatise-2329	76	3	rays	ray	NNS
huygens-treatise-2329	76	4	of	of	IN
huygens-treatise-2329	76	5	light	light	NN
huygens-treatise-2329	76	6	become	become	VBN
huygens-treatise-2329	76	7	curved	curved	JJ
huygens-treatise-2329	76	8	in	in	IN
huygens-treatise-2329	76	9	the	the	DT
huygens-treatise-2329	76	10	Air	Air	NNP
huygens-treatise-2329	76	11	of	of	IN
huygens-treatise-2329	76	12	the	the	DT
huygens-treatise-2329	76	13	Atmosphere	Atmosphere	NNP
huygens-treatise-2329	76	14	,	,	,
huygens-treatise-2329	76	15	and	and	CC
huygens-treatise-2329	76	16	what	what	WDT
huygens-treatise-2329	76	17	effects	effect	NNS
huygens-treatise-2329	76	18	this	this	DT
huygens-treatise-2329	76	19	produces	produce	VBZ
huygens-treatise-2329	76	20	.	.	.
huygens-treatise-2329	77	1	CHAPTER	CHAPTER	NNP
huygens-treatise-2329	77	2	V.	V.	NNP
huygens-treatise-2329	77	3	On	on	IN
huygens-treatise-2329	77	4	the	the	DT
huygens-treatise-2329	77	5	Strange	Strange	NNP
huygens-treatise-2329	77	6	Refraction	Refraction	NNP
huygens-treatise-2329	77	7	of	of	IN
huygens-treatise-2329	77	8	Iceland	Iceland	NNP
huygens-treatise-2329	77	9	Crystal	Crystal	NNP
huygens-treatise-2329	77	10	.	.	.
huygens-treatise-2329	78	1	That	that	IN
huygens-treatise-2329	78	2	this	this	DT
huygens-treatise-2329	78	3	Crystal	crystal	NN
huygens-treatise-2329	78	4	grows	grow	VBZ
huygens-treatise-2329	78	5	also	also	RB
huygens-treatise-2329	78	6	in	in	IN
huygens-treatise-2329	78	7	other	other	JJ
huygens-treatise-2329	78	8	countries	country	NNS
huygens-treatise-2329	78	9	.	.	.
huygens-treatise-2329	79	1	Who	who	WP
huygens-treatise-2329	79	2	first	first	RB
huygens-treatise-2329	79	3	-	-	HYPH
huygens-treatise-2329	79	4	wrote	write	VBD
huygens-treatise-2329	79	5	about	about	IN
huygens-treatise-2329	79	6	it	-PRON-	PRP
huygens-treatise-2329	79	7	.	.	.
huygens-treatise-2329	80	1	Description	description	NN
huygens-treatise-2329	80	2	of	of	IN
huygens-treatise-2329	80	3	Iceland	Iceland	NNP
huygens-treatise-2329	80	4	Crystal	Crystal	NNP
huygens-treatise-2329	80	5	;	;	:
huygens-treatise-2329	80	6	its	-PRON-	PRP$
huygens-treatise-2329	80	7	substance	substance	NN
huygens-treatise-2329	80	8	,	,	,
huygens-treatise-2329	80	9	shape	shape	NN
huygens-treatise-2329	80	10	,	,	,
huygens-treatise-2329	80	11	and	and	CC
huygens-treatise-2329	80	12	properties	property	NNS
huygens-treatise-2329	80	13	.	.	.
huygens-treatise-2329	81	1	That	that	IN
huygens-treatise-2329	81	2	it	-PRON-	PRP
huygens-treatise-2329	81	3	has	have	VBZ
huygens-treatise-2329	81	4	two	two	CD
huygens-treatise-2329	81	5	different	different	JJ
huygens-treatise-2329	81	6	Refractions	refraction	NNS
huygens-treatise-2329	81	7	.	.	.
huygens-treatise-2329	82	1	That	that	IN
huygens-treatise-2329	82	2	the	the	DT
huygens-treatise-2329	82	3	ray	ray	NN
huygens-treatise-2329	82	4	perpendicular	perpendicular	JJ
huygens-treatise-2329	82	5	to	to	IN
huygens-treatise-2329	82	6	the	the	DT
huygens-treatise-2329	82	7	surface	surface	NN
huygens-treatise-2329	82	8	suffers	suffer	VBZ
huygens-treatise-2329	82	9	refraction	refraction	NN
huygens-treatise-2329	82	10	,	,	,
huygens-treatise-2329	82	11	and	and	CC
huygens-treatise-2329	82	12	that	that	IN
huygens-treatise-2329	82	13	some	some	DT
huygens-treatise-2329	82	14	rays	ray	NNS
huygens-treatise-2329	82	15	inclined	incline	VBN
huygens-treatise-2329	82	16	to	to	IN
huygens-treatise-2329	82	17	the	the	DT
huygens-treatise-2329	82	18	surface	surface	NN
huygens-treatise-2329	82	19	pass	pass	NN
huygens-treatise-2329	82	20	without	without	IN
huygens-treatise-2329	82	21	suffering	suffer	VBG
huygens-treatise-2329	82	22	refraction	refraction	NN
huygens-treatise-2329	82	23	.	.	.
huygens-treatise-2329	83	1	Observation	observation	NN
huygens-treatise-2329	83	2	of	of	IN
huygens-treatise-2329	83	3	the	the	DT
huygens-treatise-2329	83	4	refractions	refraction	NNS
huygens-treatise-2329	83	5	in	in	IN
huygens-treatise-2329	83	6	this	this	DT
huygens-treatise-2329	83	7	Crystal	Crystal	NNP
huygens-treatise-2329	83	8	.	.	.
huygens-treatise-2329	84	1	That	that	IN
huygens-treatise-2329	84	2	there	there	EX
huygens-treatise-2329	84	3	is	be	VBZ
huygens-treatise-2329	84	4	a	a	DT
huygens-treatise-2329	84	5	Regular	Regular	NNP
huygens-treatise-2329	84	6	and	and	CC
huygens-treatise-2329	84	7	an	an	DT
huygens-treatise-2329	84	8	Irregular	Irregular	NNP
huygens-treatise-2329	84	9	Refraction	Refraction	NNP
huygens-treatise-2329	84	10	.	.	.
huygens-treatise-2329	85	1	The	the	DT
huygens-treatise-2329	85	2	way	way	NN
huygens-treatise-2329	85	3	of	of	IN
huygens-treatise-2329	85	4	measuring	measure	VBG
huygens-treatise-2329	85	5	the	the	DT
huygens-treatise-2329	85	6	two	two	CD
huygens-treatise-2329	85	7	Refractions	Refractions	NNPS
huygens-treatise-2329	85	8	of	of	IN
huygens-treatise-2329	85	9	Iceland	Iceland	NNP
huygens-treatise-2329	85	10	Crystal	Crystal	NNP
huygens-treatise-2329	85	11	.	.	.
huygens-treatise-2329	86	1	Remarkable	remarkable	JJ
huygens-treatise-2329	86	2	properties	property	NNS
huygens-treatise-2329	86	3	of	of	IN
huygens-treatise-2329	86	4	the	the	DT
huygens-treatise-2329	86	5	Irregular	Irregular	NNP
huygens-treatise-2329	86	6	Refraction	Refraction	NNP
huygens-treatise-2329	86	7	.	.	.
huygens-treatise-2329	87	1	Hypothesis	hypothesis	NN
huygens-treatise-2329	87	2	to	to	TO
huygens-treatise-2329	87	3	explain	explain	VB
huygens-treatise-2329	87	4	the	the	DT
huygens-treatise-2329	87	5	double	double	JJ
huygens-treatise-2329	87	6	Refraction	refraction	NN
huygens-treatise-2329	87	7	.	.	.
huygens-treatise-2329	88	1	That	that	IN
huygens-treatise-2329	88	2	Rock	Rock	NNP
huygens-treatise-2329	88	3	Crystal	Crystal	NNP
huygens-treatise-2329	88	4	has	have	VBZ
huygens-treatise-2329	88	5	also	also	RB
huygens-treatise-2329	88	6	a	a	DT
huygens-treatise-2329	88	7	double	double	JJ
huygens-treatise-2329	88	8	Refraction	refraction	NN
huygens-treatise-2329	88	9	.	.	.
huygens-treatise-2329	89	1	Hypothesis	hypothesis	NN
huygens-treatise-2329	89	2	of	of	IN
huygens-treatise-2329	89	3	emanations	emanation	NNS
huygens-treatise-2329	89	4	of	of	IN
huygens-treatise-2329	89	5	Light	light	NN
huygens-treatise-2329	89	6	,	,	,
huygens-treatise-2329	89	7	within	within	IN
huygens-treatise-2329	89	8	Iceland	Iceland	NNP
huygens-treatise-2329	89	9	Crystal	Crystal	NNP
huygens-treatise-2329	89	10	,	,	,
huygens-treatise-2329	89	11	of	of	IN
huygens-treatise-2329	89	12	spheroidal	spheroidal	JJ
huygens-treatise-2329	89	13	form	form	NN
huygens-treatise-2329	89	14	,	,	,
huygens-treatise-2329	89	15	for	for	IN
huygens-treatise-2329	89	16	the	the	DT
huygens-treatise-2329	89	17	Irregular	Irregular	NNP
huygens-treatise-2329	89	18	Refraction	Refraction	NNP
huygens-treatise-2329	89	19	.	.	.
huygens-treatise-2329	90	1	How	how	WRB
huygens-treatise-2329	90	2	a	a	DT
huygens-treatise-2329	90	3	perpendicular	perpendicular	JJ
huygens-treatise-2329	90	4	ray	ray	NN
huygens-treatise-2329	90	5	can	can	MD
huygens-treatise-2329	90	6	suffer	suffer	VB
huygens-treatise-2329	90	7	Refraction	refraction	NN
huygens-treatise-2329	90	8	.	.	.
huygens-treatise-2329	91	1	How	how	WRB
huygens-treatise-2329	91	2	the	the	DT
huygens-treatise-2329	91	3	position	position	NN
huygens-treatise-2329	91	4	and	and	CC
huygens-treatise-2329	91	5	form	form	NN
huygens-treatise-2329	91	6	of	of	IN
huygens-treatise-2329	91	7	the	the	DT
huygens-treatise-2329	91	8	spheroidal	spheroidal	JJ
huygens-treatise-2329	91	9	emanations	emanation	NNS
huygens-treatise-2329	91	10	in	in	IN
huygens-treatise-2329	91	11	this	this	DT
huygens-treatise-2329	91	12	Crystal	Crystal	NNP
huygens-treatise-2329	91	13	can	can	MD
huygens-treatise-2329	91	14	be	be	VB
huygens-treatise-2329	91	15	defined	define	VBN
huygens-treatise-2329	91	16	.	.	.
huygens-treatise-2329	92	1	Explanation	explanation	NN
huygens-treatise-2329	92	2	of	of	IN
huygens-treatise-2329	92	3	the	the	DT
huygens-treatise-2329	92	4	Irregular	Irregular	NNP
huygens-treatise-2329	92	5	Refraction	Refraction	NNP
huygens-treatise-2329	92	6	by	by	IN
huygens-treatise-2329	92	7	these	these	DT
huygens-treatise-2329	92	8	spheroidal	spheroidal	JJ
huygens-treatise-2329	92	9	emanations	emanation	NNS
huygens-treatise-2329	92	10	.	.	.
huygens-treatise-2329	93	1	Easy	easy	JJ
huygens-treatise-2329	93	2	way	way	NN
huygens-treatise-2329	93	3	to	to	TO
huygens-treatise-2329	93	4	find	find	VB
huygens-treatise-2329	93	5	the	the	DT
huygens-treatise-2329	93	6	Irregular	Irregular	NNP
huygens-treatise-2329	93	7	Refraction	Refraction	NNP
huygens-treatise-2329	93	8	of	of	IN
huygens-treatise-2329	93	9	each	each	DT
huygens-treatise-2329	93	10	incident	incident	NN
huygens-treatise-2329	93	11	ray	ray	NN
huygens-treatise-2329	93	12	.	.	.
huygens-treatise-2329	94	1	Demonstration	demonstration	NN
huygens-treatise-2329	94	2	of	of	IN
huygens-treatise-2329	94	3	the	the	DT
huygens-treatise-2329	94	4	oblique	oblique	JJ
huygens-treatise-2329	94	5	ray	ray	NN
huygens-treatise-2329	94	6	which	which	WDT
huygens-treatise-2329	94	7	traverses	traverse	VBZ
huygens-treatise-2329	94	8	the	the	DT
huygens-treatise-2329	94	9	Crystal	Crystal	NNP
huygens-treatise-2329	94	10	without	without	IN
huygens-treatise-2329	94	11	being	be	VBG
huygens-treatise-2329	94	12	refracted	refract	VBN
huygens-treatise-2329	94	13	.	.	.
huygens-treatise-2329	95	1	Other	other	JJ
huygens-treatise-2329	95	2	irregularities	irregularity	NNS
huygens-treatise-2329	95	3	of	of	IN
huygens-treatise-2329	95	4	Refraction	refraction	NN
huygens-treatise-2329	95	5	explained	explain	VBD
huygens-treatise-2329	95	6	.	.	.
huygens-treatise-2329	96	1	That	that	IN
huygens-treatise-2329	96	2	an	an	DT
huygens-treatise-2329	96	3	object	object	NN
huygens-treatise-2329	96	4	placed	place	VBN
huygens-treatise-2329	96	5	beneath	beneath	IN
huygens-treatise-2329	96	6	the	the	DT
huygens-treatise-2329	96	7	Crystal	Crystal	NNP
huygens-treatise-2329	96	8	appears	appear	VBZ
huygens-treatise-2329	96	9	double	double	JJ
huygens-treatise-2329	96	10	,	,	,
huygens-treatise-2329	96	11	in	in	IN
huygens-treatise-2329	96	12	two	two	CD
huygens-treatise-2329	96	13	images	image	NNS
huygens-treatise-2329	96	14	of	of	IN
huygens-treatise-2329	96	15	different	different	JJ
huygens-treatise-2329	96	16	heights	height	NNS
huygens-treatise-2329	96	17	.	.	.
huygens-treatise-2329	97	1	Why	why	WRB
huygens-treatise-2329	97	2	the	the	DT
huygens-treatise-2329	97	3	apparent	apparent	JJ
huygens-treatise-2329	97	4	heights	height	NNS
huygens-treatise-2329	97	5	of	of	IN
huygens-treatise-2329	97	6	one	one	CD
huygens-treatise-2329	97	7	of	of	IN
huygens-treatise-2329	97	8	the	the	DT
huygens-treatise-2329	97	9	images	image	NNS
huygens-treatise-2329	97	10	change	change	VBP
huygens-treatise-2329	97	11	on	on	IN
huygens-treatise-2329	97	12	changing	change	VBG
huygens-treatise-2329	97	13	the	the	DT
huygens-treatise-2329	97	14	position	position	NN
huygens-treatise-2329	97	15	of	of	IN
huygens-treatise-2329	97	16	the	the	DT
huygens-treatise-2329	97	17	eyes	eye	NNS
huygens-treatise-2329	97	18	above	above	IN
huygens-treatise-2329	97	19	the	the	DT
huygens-treatise-2329	97	20	Crystal	Crystal	NNP
huygens-treatise-2329	97	21	.	.	.
huygens-treatise-2329	98	1	Of	of	IN
huygens-treatise-2329	98	2	the	the	DT
huygens-treatise-2329	98	3	different	different	JJ
huygens-treatise-2329	98	4	sections	section	NNS
huygens-treatise-2329	98	5	of	of	IN
huygens-treatise-2329	98	6	this	this	DT
huygens-treatise-2329	98	7	Crystal	Crystal	NNP
huygens-treatise-2329	98	8	which	which	WDT
huygens-treatise-2329	98	9	produce	produce	VBP
huygens-treatise-2329	98	10	yet	yet	RB
huygens-treatise-2329	98	11	other	other	JJ
huygens-treatise-2329	98	12	refractions	refraction	NNS
huygens-treatise-2329	98	13	,	,	,
huygens-treatise-2329	98	14	and	and	CC
huygens-treatise-2329	98	15	confirm	confirm	VB
huygens-treatise-2329	98	16	all	all	PDT
huygens-treatise-2329	98	17	this	this	DT
huygens-treatise-2329	98	18	Theory	Theory	NNP
huygens-treatise-2329	98	19	.	.	.
huygens-treatise-2329	99	1	Particular	particular	JJ
huygens-treatise-2329	99	2	way	way	NN
huygens-treatise-2329	99	3	of	of	IN
huygens-treatise-2329	99	4	polishing	polish	VBG
huygens-treatise-2329	99	5	the	the	DT
huygens-treatise-2329	99	6	surfaces	surface	NNS
huygens-treatise-2329	99	7	after	after	IN
huygens-treatise-2329	99	8	it	-PRON-	PRP
huygens-treatise-2329	99	9	has	have	VBZ
huygens-treatise-2329	99	10	been	be	VBN
huygens-treatise-2329	99	11	cut	cut	VBN
huygens-treatise-2329	99	12	.	.	.
huygens-treatise-2329	100	1	Surprising	surprising	JJ
huygens-treatise-2329	100	2	phenomenon	phenomenon	NN
huygens-treatise-2329	100	3	touching	touch	VBG
huygens-treatise-2329	100	4	the	the	DT
huygens-treatise-2329	100	5	rays	ray	NNS
huygens-treatise-2329	100	6	which	which	WDT
huygens-treatise-2329	100	7	pass	pass	VBP
huygens-treatise-2329	100	8	through	through	RP
huygens-treatise-2329	100	9	two	two	CD
huygens-treatise-2329	100	10	separated	separated	JJ
huygens-treatise-2329	100	11	pieces	piece	NNS
huygens-treatise-2329	100	12	;	;	:
huygens-treatise-2329	100	13	the	the	DT
huygens-treatise-2329	100	14	cause	cause	NN
huygens-treatise-2329	100	15	of	of	IN
huygens-treatise-2329	100	16	which	which	WDT
huygens-treatise-2329	100	17	is	be	VBZ
huygens-treatise-2329	100	18	not	not	RB
huygens-treatise-2329	100	19	explained	explain	VBN
huygens-treatise-2329	100	20	.	.	.
huygens-treatise-2329	101	1	Probable	probable	JJ
huygens-treatise-2329	101	2	conjecture	conjecture	NN
huygens-treatise-2329	101	3	on	on	IN
huygens-treatise-2329	101	4	the	the	DT
huygens-treatise-2329	101	5	internal	internal	JJ
huygens-treatise-2329	101	6	composition	composition	NN
huygens-treatise-2329	101	7	of	of	IN
huygens-treatise-2329	101	8	Iceland	Iceland	NNP
huygens-treatise-2329	101	9	Crystal	Crystal	NNP
huygens-treatise-2329	101	10	,	,	,
huygens-treatise-2329	101	11	and	and	CC
huygens-treatise-2329	101	12	of	of	IN
huygens-treatise-2329	101	13	what	what	WP
huygens-treatise-2329	101	14	figure	figure	NN
huygens-treatise-2329	101	15	its	-PRON-	PRP$
huygens-treatise-2329	101	16	particles	particle	NNS
huygens-treatise-2329	101	17	are	be	VBP
huygens-treatise-2329	101	18	.	.	.
huygens-treatise-2329	102	1	Tests	test	NNS
huygens-treatise-2329	102	2	to	to	TO
huygens-treatise-2329	102	3	confirm	confirm	VB
huygens-treatise-2329	102	4	this	this	DT
huygens-treatise-2329	102	5	conjecture	conjecture	NN
huygens-treatise-2329	102	6	.	.	.
huygens-treatise-2329	103	1	Calculations	calculation	NNS
huygens-treatise-2329	103	2	which	which	WDT
huygens-treatise-2329	103	3	have	have	VBP
huygens-treatise-2329	103	4	been	be	VBN
huygens-treatise-2329	103	5	supposed	suppose	VBN
huygens-treatise-2329	103	6	in	in	IN
huygens-treatise-2329	103	7	this	this	DT
huygens-treatise-2329	103	8	Chapter	chapter	NN
huygens-treatise-2329	103	9	.	.	.
huygens-treatise-2329	104	1	CHAPTER	CHAPTER	NNP
huygens-treatise-2329	104	2	VI	VI	NNP
huygens-treatise-2329	104	3	.	.	.
huygens-treatise-2329	105	1	On	on	IN
huygens-treatise-2329	105	2	the	the	DT
huygens-treatise-2329	105	3	Figures	figure	NNS
huygens-treatise-2329	105	4	of	of	IN
huygens-treatise-2329	105	5	transparent	transparent	JJ
huygens-treatise-2329	105	6	bodies	body	NNS
huygens-treatise-2329	105	7	which	which	WDT
huygens-treatise-2329	105	8	serve	serve	VBP
huygens-treatise-2329	105	9	for	for	IN
huygens-treatise-2329	105	10	Refraction	refraction	NN
huygens-treatise-2329	105	11	and	and	CC
huygens-treatise-2329	105	12	for	for	IN
huygens-treatise-2329	105	13	Reflexion	reflexion	NN
huygens-treatise-2329	105	14	.	.	.
huygens-treatise-2329	106	1	General	general	JJ
huygens-treatise-2329	106	2	and	and	CC
huygens-treatise-2329	106	3	easy	easy	JJ
huygens-treatise-2329	106	4	rule	rule	NN
huygens-treatise-2329	106	5	to	to	TO
huygens-treatise-2329	106	6	find	find	VB
huygens-treatise-2329	106	7	these	these	DT
huygens-treatise-2329	106	8	Figures	figure	NNS
huygens-treatise-2329	106	9	.	.	.
huygens-treatise-2329	107	1	Invention	invention	NN
huygens-treatise-2329	107	2	of	of	IN
huygens-treatise-2329	107	3	the	the	DT
huygens-treatise-2329	107	4	Ovals	Ovals	NNP
huygens-treatise-2329	107	5	of	of	IN
huygens-treatise-2329	107	6	Mr.	Mr.	NNP
huygens-treatise-2329	107	7	Des	Des	NNP
huygens-treatise-2329	107	8	Cartes	Cartes	NNP
huygens-treatise-2329	107	9	for	for	IN
huygens-treatise-2329	107	10	Dioptrics	Dioptrics	NNP
huygens-treatise-2329	107	11	.	.	.
huygens-treatise-2329	108	1	How	how	WRB
huygens-treatise-2329	108	2	he	-PRON-	PRP
huygens-treatise-2329	108	3	was	be	VBD
huygens-treatise-2329	108	4	able	able	JJ
huygens-treatise-2329	108	5	to	to	TO
huygens-treatise-2329	108	6	find	find	VB
huygens-treatise-2329	108	7	these	these	DT
huygens-treatise-2329	108	8	Lines	line	NNS
huygens-treatise-2329	108	9	.	.	.
huygens-treatise-2329	109	1	Way	way	NN
huygens-treatise-2329	109	2	of	of	IN
huygens-treatise-2329	109	3	finding	find	VBG
huygens-treatise-2329	109	4	the	the	DT
huygens-treatise-2329	109	5	surface	surface	NN
huygens-treatise-2329	109	6	of	of	IN
huygens-treatise-2329	109	7	a	a	DT
huygens-treatise-2329	109	8	glass	glass	NN
huygens-treatise-2329	109	9	for	for	IN
huygens-treatise-2329	109	10	perfect	perfect	JJ
huygens-treatise-2329	109	11	refraction	refraction	NN
huygens-treatise-2329	109	12	,	,	,
huygens-treatise-2329	109	13	when	when	WRB
huygens-treatise-2329	109	14	the	the	DT
huygens-treatise-2329	109	15	other	other	JJ
huygens-treatise-2329	109	16	surface	surface	NN
huygens-treatise-2329	109	17	is	be	VBZ
huygens-treatise-2329	109	18	given	give	VBN
huygens-treatise-2329	109	19	.	.	.
huygens-treatise-2329	110	1	Remark	remark	VB
huygens-treatise-2329	110	2	on	on	IN
huygens-treatise-2329	110	3	what	what	WP
huygens-treatise-2329	110	4	happens	happen	VBZ
huygens-treatise-2329	110	5	to	to	IN
huygens-treatise-2329	110	6	rays	ray	NNS
huygens-treatise-2329	110	7	refracted	refract	VBN
huygens-treatise-2329	110	8	at	at	IN
huygens-treatise-2329	110	9	a	a	DT
huygens-treatise-2329	110	10	spherical	spherical	JJ
huygens-treatise-2329	110	11	surface	surface	NN
huygens-treatise-2329	110	12	.	.	.
huygens-treatise-2329	111	1	Remark	Remark	NNP
huygens-treatise-2329	111	2	on	on	IN
huygens-treatise-2329	111	3	the	the	DT
huygens-treatise-2329	111	4	curved	curved	JJ
huygens-treatise-2329	111	5	line	line	NN
huygens-treatise-2329	111	6	which	which	WDT
huygens-treatise-2329	111	7	is	be	VBZ
huygens-treatise-2329	111	8	formed	form	VBN
huygens-treatise-2329	111	9	by	by	IN
huygens-treatise-2329	111	10	reflexion	reflexion	NN
huygens-treatise-2329	111	11	in	in	IN
huygens-treatise-2329	111	12	a	a	DT
huygens-treatise-2329	111	13	spherical	spherical	JJ
huygens-treatise-2329	111	14	concave	concave	NNP
huygens-treatise-2329	111	15	mirror	mirror	NN
huygens-treatise-2329	111	16	.	.	.
huygens-treatise-2329	112	1	CHAPTER	chapter	NN
huygens-treatise-2329	112	2	I	-PRON-	PRP
huygens-treatise-2329	112	3	ON	on	VBP
huygens-treatise-2329	112	4	RAYS	ray	NNS
huygens-treatise-2329	112	5	PROPAGATED	propagate	VBN
huygens-treatise-2329	112	6	IN	in	IN
huygens-treatise-2329	112	7	STRAIGHT	straight	JJ
huygens-treatise-2329	112	8	LINES	LINES	NNP
huygens-treatise-2329	112	9	As	as	IN
huygens-treatise-2329	112	10	happens	happen	VBZ
huygens-treatise-2329	112	11	in	in	IN
huygens-treatise-2329	112	12	all	all	PDT
huygens-treatise-2329	112	13	the	the	DT
huygens-treatise-2329	112	14	sciences	science	NNS
huygens-treatise-2329	112	15	in	in	IN
huygens-treatise-2329	112	16	which	which	WDT
huygens-treatise-2329	112	17	Geometry	Geometry	NNP
huygens-treatise-2329	112	18	is	be	VBZ
huygens-treatise-2329	112	19	applied	apply	VBN
huygens-treatise-2329	112	20	to	to	IN
huygens-treatise-2329	112	21	matter	matter	NN
huygens-treatise-2329	112	22	,	,	,
huygens-treatise-2329	112	23	the	the	DT
huygens-treatise-2329	112	24	demonstrations	demonstration	NNS
huygens-treatise-2329	112	25	concerning	concern	VBG
huygens-treatise-2329	112	26	Optics	optic	NNS
huygens-treatise-2329	112	27	are	be	VBP
huygens-treatise-2329	112	28	founded	found	VBN
huygens-treatise-2329	112	29	on	on	IN
huygens-treatise-2329	112	30	truths	truth	NNS
huygens-treatise-2329	112	31	drawn	draw	VBN
huygens-treatise-2329	112	32	from	from	IN
huygens-treatise-2329	112	33	experience	experience	NN
huygens-treatise-2329	112	34	.	.	.
huygens-treatise-2329	113	1	Such	such	JJ
huygens-treatise-2329	113	2	are	be	VBP
huygens-treatise-2329	113	3	that	that	IN
huygens-treatise-2329	113	4	the	the	DT
huygens-treatise-2329	113	5	rays	ray	NNS
huygens-treatise-2329	113	6	of	of	IN
huygens-treatise-2329	113	7	light	light	NN
huygens-treatise-2329	113	8	are	be	VBP
huygens-treatise-2329	113	9	propagated	propagate	VBN
huygens-treatise-2329	113	10	in	in	IN
huygens-treatise-2329	113	11	straight	straight	JJ
huygens-treatise-2329	113	12	lines	line	NNS
huygens-treatise-2329	113	13	;	;	:
huygens-treatise-2329	113	14	that	that	IN
huygens-treatise-2329	113	15	the	the	DT
huygens-treatise-2329	113	16	angles	angle	NNS
huygens-treatise-2329	113	17	of	of	IN
huygens-treatise-2329	113	18	reflexion	reflexion	NN
huygens-treatise-2329	113	19	and	and	CC
huygens-treatise-2329	113	20	of	of	IN
huygens-treatise-2329	113	21	incidence	incidence	NN
huygens-treatise-2329	113	22	are	be	VBP
huygens-treatise-2329	113	23	equal	equal	JJ
huygens-treatise-2329	113	24	;	;	:
huygens-treatise-2329	113	25	and	and	CC
huygens-treatise-2329	113	26	that	that	IN
huygens-treatise-2329	113	27	in	in	IN
huygens-treatise-2329	113	28	refraction	refraction	NN
huygens-treatise-2329	113	29	the	the	DT
huygens-treatise-2329	113	30	ray	ray	NN
huygens-treatise-2329	113	31	is	be	VBZ
huygens-treatise-2329	113	32	bent	bent	JJ
huygens-treatise-2329	113	33	according	accord	VBG
huygens-treatise-2329	113	34	to	to	IN
huygens-treatise-2329	113	35	the	the	DT
huygens-treatise-2329	113	36	law	law	NN
huygens-treatise-2329	113	37	of	of	IN
huygens-treatise-2329	113	38	sines	sine	NNS
huygens-treatise-2329	113	39	,	,	,
huygens-treatise-2329	113	40	now	now	RB
huygens-treatise-2329	113	41	so	so	RB
huygens-treatise-2329	113	42	well	well	RB
huygens-treatise-2329	113	43	known	known	JJ
huygens-treatise-2329	113	44	,	,	,
huygens-treatise-2329	113	45	and	and	CC
huygens-treatise-2329	113	46	which	which	WDT
huygens-treatise-2329	113	47	is	be	VBZ
huygens-treatise-2329	113	48	no	no	DT
huygens-treatise-2329	113	49	less	less	RBR
huygens-treatise-2329	113	50	certain	certain	JJ
huygens-treatise-2329	113	51	than	than	IN
huygens-treatise-2329	113	52	the	the	DT
huygens-treatise-2329	113	53	preceding	precede	VBG
huygens-treatise-2329	113	54	laws	law	NNS
huygens-treatise-2329	113	55	.	.	.
huygens-treatise-2329	114	1	The	the	DT
huygens-treatise-2329	114	2	majority	majority	NN
huygens-treatise-2329	114	3	of	of	IN
huygens-treatise-2329	114	4	those	those	DT
huygens-treatise-2329	114	5	who	who	WP
huygens-treatise-2329	114	6	have	have	VBP
huygens-treatise-2329	114	7	written	write	VBN
huygens-treatise-2329	114	8	touching	touch	VBG
huygens-treatise-2329	114	9	the	the	DT
huygens-treatise-2329	114	10	various	various	JJ
huygens-treatise-2329	114	11	parts	part	NNS
huygens-treatise-2329	114	12	of	of	IN
huygens-treatise-2329	114	13	Optics	optic	NNS
huygens-treatise-2329	114	14	have	have	VBP
huygens-treatise-2329	114	15	contented	content	VBN
huygens-treatise-2329	114	16	themselves	-PRON-	PRP
huygens-treatise-2329	114	17	with	with	IN
huygens-treatise-2329	114	18	presuming	presume	VBG
huygens-treatise-2329	114	19	these	these	DT
huygens-treatise-2329	114	20	truths	truth	NNS
huygens-treatise-2329	114	21	.	.	.
huygens-treatise-2329	115	1	But	but	CC
huygens-treatise-2329	115	2	some	some	DT
huygens-treatise-2329	115	3	,	,	,
huygens-treatise-2329	115	4	more	more	RBR
huygens-treatise-2329	115	5	inquiring	inquiring	JJ
huygens-treatise-2329	115	6	,	,	,
huygens-treatise-2329	115	7	have	have	VBP
huygens-treatise-2329	115	8	desired	desire	VBN
huygens-treatise-2329	115	9	to	to	TO
huygens-treatise-2329	115	10	investigate	investigate	VB
huygens-treatise-2329	115	11	the	the	DT
huygens-treatise-2329	115	12	origin	origin	NN
huygens-treatise-2329	115	13	and	and	CC
huygens-treatise-2329	115	14	the	the	DT
huygens-treatise-2329	115	15	causes	cause	NNS
huygens-treatise-2329	115	16	,	,	,
huygens-treatise-2329	115	17	considering	consider	VBG
huygens-treatise-2329	115	18	these	these	DT
huygens-treatise-2329	115	19	to	to	TO
huygens-treatise-2329	115	20	be	be	VB
huygens-treatise-2329	115	21	in	in	IN
huygens-treatise-2329	115	22	themselves	-PRON-	PRP
huygens-treatise-2329	115	23	wonderful	wonderful	JJ
huygens-treatise-2329	115	24	effects	effect	NNS
huygens-treatise-2329	115	25	of	of	IN
huygens-treatise-2329	115	26	Nature	nature	NN
huygens-treatise-2329	115	27	.	.	.
huygens-treatise-2329	116	1	In	in	IN
huygens-treatise-2329	116	2	which	which	WDT
huygens-treatise-2329	116	3	they	-PRON-	PRP
huygens-treatise-2329	116	4	advanced	advance	VBD
huygens-treatise-2329	116	5	some	some	DT
huygens-treatise-2329	116	6	ingenious	ingenious	JJ
huygens-treatise-2329	116	7	things	thing	NNS
huygens-treatise-2329	116	8	,	,	,
huygens-treatise-2329	116	9	but	but	CC
huygens-treatise-2329	116	10	not	not	RB
huygens-treatise-2329	116	11	however	however	RB
huygens-treatise-2329	116	12	such	such	JJ
huygens-treatise-2329	116	13	that	that	IN
huygens-treatise-2329	116	14	the	the	DT
huygens-treatise-2329	116	15	most	most	RBS
huygens-treatise-2329	116	16	intelligent	intelligent	JJ
huygens-treatise-2329	116	17	folk	folk	NN
huygens-treatise-2329	116	18	do	do	VBP
huygens-treatise-2329	116	19	not	not	RB
huygens-treatise-2329	116	20	wish	wish	VB
huygens-treatise-2329	116	21	for	for	IN
huygens-treatise-2329	116	22	better	well	JJR
huygens-treatise-2329	116	23	and	and	CC
huygens-treatise-2329	116	24	more	more	JJR
huygens-treatise-2329	116	25	satisfactory	satisfactory	JJ
huygens-treatise-2329	116	26	explanations	explanation	NNS
huygens-treatise-2329	116	27	.	.	.
huygens-treatise-2329	117	1	Wherefore	Wherefore	VBN
huygens-treatise-2329	117	2	I	-PRON-	PRP
huygens-treatise-2329	117	3	here	here	RB
huygens-treatise-2329	117	4	desire	desire	VBP
huygens-treatise-2329	117	5	to	to	TO
huygens-treatise-2329	117	6	propound	propound	VB
huygens-treatise-2329	117	7	what	what	WP
huygens-treatise-2329	117	8	I	-PRON-	PRP
huygens-treatise-2329	117	9	have	have	VBP
huygens-treatise-2329	117	10	meditated	meditate	VBN
huygens-treatise-2329	117	11	on	on	IN
huygens-treatise-2329	117	12	the	the	DT
huygens-treatise-2329	117	13	subject	subject	NN
huygens-treatise-2329	117	14	,	,	,
huygens-treatise-2329	117	15	so	so	IN
huygens-treatise-2329	117	16	as	as	IN
huygens-treatise-2329	117	17	to	to	TO
huygens-treatise-2329	117	18	contribute	contribute	VB
huygens-treatise-2329	117	19	as	as	RB
huygens-treatise-2329	117	20	much	much	JJ
huygens-treatise-2329	117	21	as	as	IN
huygens-treatise-2329	117	22	I	-PRON-	PRP
huygens-treatise-2329	117	23	can	can	MD
huygens-treatise-2329	117	24	to	to	IN
huygens-treatise-2329	117	25	the	the	DT
huygens-treatise-2329	117	26	explanation	explanation	NN
huygens-treatise-2329	117	27	of	of	IN
huygens-treatise-2329	117	28	this	this	DT
huygens-treatise-2329	117	29	department	department	NN
huygens-treatise-2329	117	30	of	of	IN
huygens-treatise-2329	117	31	Natural	Natural	NNP
huygens-treatise-2329	117	32	Science	Science	NNP
huygens-treatise-2329	117	33	,	,	,
huygens-treatise-2329	117	34	which	which	WDT
huygens-treatise-2329	117	35	,	,	,
huygens-treatise-2329	117	36	not	not	RB
huygens-treatise-2329	117	37	without	without	IN
huygens-treatise-2329	117	38	reason	reason	NN
huygens-treatise-2329	117	39	,	,	,
huygens-treatise-2329	117	40	is	be	VBZ
huygens-treatise-2329	117	41	reputed	repute	VBN
huygens-treatise-2329	117	42	to	to	TO
huygens-treatise-2329	117	43	be	be	VB
huygens-treatise-2329	117	44	one	one	CD
huygens-treatise-2329	117	45	of	of	IN
huygens-treatise-2329	117	46	its	-PRON-	PRP$
huygens-treatise-2329	117	47	most	most	RBS
huygens-treatise-2329	117	48	difficult	difficult	JJ
huygens-treatise-2329	117	49	parts	part	NNS
huygens-treatise-2329	117	50	.	.	.
huygens-treatise-2329	118	1	I	-PRON-	PRP
huygens-treatise-2329	118	2	recognize	recognize	VBP
huygens-treatise-2329	118	3	myself	-PRON-	PRP
huygens-treatise-2329	118	4	to	to	TO
huygens-treatise-2329	118	5	be	be	VB
huygens-treatise-2329	118	6	much	much	RB
huygens-treatise-2329	118	7	indebted	indebte	VBN
huygens-treatise-2329	118	8	to	to	IN
huygens-treatise-2329	118	9	those	those	DT
huygens-treatise-2329	118	10	who	who	WP
huygens-treatise-2329	118	11	were	be	VBD
huygens-treatise-2329	118	12	the	the	DT
huygens-treatise-2329	118	13	first	first	JJ
huygens-treatise-2329	118	14	to	to	TO
huygens-treatise-2329	118	15	begin	begin	VB
huygens-treatise-2329	118	16	to	to	TO
huygens-treatise-2329	118	17	dissipate	dissipate	VB
huygens-treatise-2329	118	18	the	the	DT
huygens-treatise-2329	118	19	strange	strange	JJ
huygens-treatise-2329	118	20	obscurity	obscurity	NN
huygens-treatise-2329	118	21	in	in	IN
huygens-treatise-2329	118	22	which	which	WDT
huygens-treatise-2329	118	23	these	these	DT
huygens-treatise-2329	118	24	things	thing	NNS
huygens-treatise-2329	118	25	were	be	VBD
huygens-treatise-2329	118	26	enveloped	envelop	VBN
huygens-treatise-2329	118	27	,	,	,
huygens-treatise-2329	118	28	and	and	CC
huygens-treatise-2329	118	29	to	to	TO
huygens-treatise-2329	118	30	give	give	VB
huygens-treatise-2329	118	31	us	-PRON-	PRP
huygens-treatise-2329	118	32	hope	hope	NN
huygens-treatise-2329	118	33	that	that	IN
huygens-treatise-2329	118	34	they	-PRON-	PRP
huygens-treatise-2329	118	35	might	may	MD
huygens-treatise-2329	118	36	be	be	VB
huygens-treatise-2329	118	37	explained	explain	VBN
huygens-treatise-2329	118	38	by	by	IN
huygens-treatise-2329	118	39	intelligible	intelligible	JJ
huygens-treatise-2329	118	40	reasoning	reasoning	NN
huygens-treatise-2329	118	41	.	.	.
huygens-treatise-2329	119	1	But	but	CC
huygens-treatise-2329	119	2	,	,	,
huygens-treatise-2329	119	3	on	on	IN
huygens-treatise-2329	119	4	the	the	DT
huygens-treatise-2329	119	5	other	other	JJ
huygens-treatise-2329	119	6	hand	hand	NN
huygens-treatise-2329	119	7	I	-PRON-	PRP
huygens-treatise-2329	119	8	am	be	VBP
huygens-treatise-2329	119	9	astonished	astonish	VBN
huygens-treatise-2329	119	10	also	also	RB
huygens-treatise-2329	119	11	that	that	IN
huygens-treatise-2329	119	12	even	even	RB
huygens-treatise-2329	119	13	here	here	RB
huygens-treatise-2329	119	14	these	these	DT
huygens-treatise-2329	119	15	have	have	VBP
huygens-treatise-2329	119	16	often	often	RB
huygens-treatise-2329	119	17	been	be	VBN
huygens-treatise-2329	119	18	willing	willing	JJ
huygens-treatise-2329	119	19	to	to	TO
huygens-treatise-2329	119	20	offer	offer	VB
huygens-treatise-2329	119	21	,	,	,
huygens-treatise-2329	119	22	as	as	IN
huygens-treatise-2329	119	23	assured	assured	JJ
huygens-treatise-2329	119	24	and	and	CC
huygens-treatise-2329	119	25	demonstrative	demonstrative	JJ
huygens-treatise-2329	119	26	,	,	,
huygens-treatise-2329	119	27	reasonings	reasoning	NNS
huygens-treatise-2329	119	28	which	which	WDT
huygens-treatise-2329	119	29	were	be	VBD
huygens-treatise-2329	119	30	far	far	RB
huygens-treatise-2329	119	31	from	from	IN
huygens-treatise-2329	119	32	conclusive	conclusive	JJ
huygens-treatise-2329	119	33	.	.	.
huygens-treatise-2329	120	1	For	for	IN
huygens-treatise-2329	120	2	I	-PRON-	PRP
huygens-treatise-2329	120	3	do	do	VBP
huygens-treatise-2329	120	4	not	not	RB
huygens-treatise-2329	120	5	find	find	VB
huygens-treatise-2329	120	6	that	that	IN
huygens-treatise-2329	120	7	any	any	DT
huygens-treatise-2329	120	8	one	one	NN
huygens-treatise-2329	120	9	has	have	VBZ
huygens-treatise-2329	120	10	yet	yet	RB
huygens-treatise-2329	120	11	given	give	VBN
huygens-treatise-2329	120	12	a	a	DT
huygens-treatise-2329	120	13	probable	probable	JJ
huygens-treatise-2329	120	14	explanation	explanation	NN
huygens-treatise-2329	120	15	of	of	IN
huygens-treatise-2329	120	16	the	the	DT
huygens-treatise-2329	120	17	first	first	JJ
huygens-treatise-2329	120	18	and	and	CC
huygens-treatise-2329	120	19	most	most	RBS
huygens-treatise-2329	120	20	notable	notable	JJ
huygens-treatise-2329	120	21	phenomena	phenomenon	NNS
huygens-treatise-2329	120	22	of	of	IN
huygens-treatise-2329	120	23	light	light	NN
huygens-treatise-2329	120	24	,	,	,
huygens-treatise-2329	120	25	namely	namely	RB
huygens-treatise-2329	120	26	why	why	WRB
huygens-treatise-2329	120	27	it	-PRON-	PRP
huygens-treatise-2329	120	28	is	be	VBZ
huygens-treatise-2329	120	29	not	not	RB
huygens-treatise-2329	120	30	propagated	propagate	VBN
huygens-treatise-2329	120	31	except	except	IN
huygens-treatise-2329	120	32	in	in	IN
huygens-treatise-2329	120	33	straight	straight	JJ
huygens-treatise-2329	120	34	lines	line	NNS
huygens-treatise-2329	120	35	,	,	,
huygens-treatise-2329	120	36	and	and	CC
huygens-treatise-2329	120	37	how	how	WRB
huygens-treatise-2329	120	38	visible	visible	JJ
huygens-treatise-2329	120	39	rays	ray	NNS
huygens-treatise-2329	120	40	,	,	,
huygens-treatise-2329	120	41	coming	come	VBG
huygens-treatise-2329	120	42	from	from	IN
huygens-treatise-2329	120	43	an	an	DT
huygens-treatise-2329	120	44	infinitude	infinitude	NN
huygens-treatise-2329	120	45	of	of	IN
huygens-treatise-2329	120	46	diverse	diverse	JJ
huygens-treatise-2329	120	47	places	place	NNS
huygens-treatise-2329	120	48	,	,	,
huygens-treatise-2329	120	49	cross	cross	VB
huygens-treatise-2329	120	50	one	one	CD
huygens-treatise-2329	120	51	another	another	DT
huygens-treatise-2329	120	52	without	without	IN
huygens-treatise-2329	120	53	hindering	hinder	VBG
huygens-treatise-2329	120	54	one	one	PRP
huygens-treatise-2329	120	55	another	another	DT
huygens-treatise-2329	120	56	in	in	IN
huygens-treatise-2329	120	57	any	any	DT
huygens-treatise-2329	120	58	way	way	NN
huygens-treatise-2329	120	59	.	.	.
huygens-treatise-2329	121	1	I	-PRON-	PRP
huygens-treatise-2329	121	2	shall	shall	MD
huygens-treatise-2329	121	3	therefore	therefore	RB
huygens-treatise-2329	121	4	essay	essay	VB
huygens-treatise-2329	121	5	in	in	IN
huygens-treatise-2329	121	6	this	this	DT
huygens-treatise-2329	121	7	book	book	NN
huygens-treatise-2329	121	8	,	,	,
huygens-treatise-2329	121	9	to	to	TO
huygens-treatise-2329	121	10	give	give	VB
huygens-treatise-2329	121	11	,	,	,
huygens-treatise-2329	121	12	in	in	IN
huygens-treatise-2329	121	13	accordance	accordance	NN
huygens-treatise-2329	121	14	with	with	IN
huygens-treatise-2329	121	15	the	the	DT
huygens-treatise-2329	121	16	principles	principle	NNS
huygens-treatise-2329	121	17	accepted	accept	VBN
huygens-treatise-2329	121	18	in	in	IN
huygens-treatise-2329	121	19	the	the	DT
huygens-treatise-2329	121	20	Philosophy	Philosophy	NNP
huygens-treatise-2329	121	21	of	of	IN
huygens-treatise-2329	121	22	the	the	DT
huygens-treatise-2329	121	23	present	present	JJ
huygens-treatise-2329	121	24	day	day	NN
huygens-treatise-2329	121	25	,	,	,
huygens-treatise-2329	121	26	some	some	DT
huygens-treatise-2329	121	27	clearer	clear	JJR
huygens-treatise-2329	121	28	and	and	CC
huygens-treatise-2329	121	29	more	more	RBR
huygens-treatise-2329	121	30	probable	probable	JJ
huygens-treatise-2329	121	31	reasons	reason	NNS
huygens-treatise-2329	121	32	,	,	,
huygens-treatise-2329	121	33	firstly	firstly	RB
huygens-treatise-2329	121	34	of	of	IN
huygens-treatise-2329	121	35	these	these	DT
huygens-treatise-2329	121	36	properties	property	NNS
huygens-treatise-2329	121	37	of	of	IN
huygens-treatise-2329	121	38	light	light	NN
huygens-treatise-2329	121	39	propagated	propagate	VBN
huygens-treatise-2329	121	40	rectilinearly	rectilinearly	RB
huygens-treatise-2329	121	41	;	;	:
huygens-treatise-2329	121	42	secondly	secondly	RB
huygens-treatise-2329	121	43	of	of	IN
huygens-treatise-2329	121	44	light	light	NN
huygens-treatise-2329	121	45	which	which	WDT
huygens-treatise-2329	121	46	is	be	VBZ
huygens-treatise-2329	121	47	reflected	reflect	VBN
huygens-treatise-2329	121	48	on	on	IN
huygens-treatise-2329	121	49	meeting	meet	VBG
huygens-treatise-2329	121	50	other	other	JJ
huygens-treatise-2329	121	51	bodies	body	NNS
huygens-treatise-2329	121	52	.	.	.
huygens-treatise-2329	122	1	Then	then	RB
huygens-treatise-2329	122	2	I	-PRON-	PRP
huygens-treatise-2329	122	3	shall	shall	MD
huygens-treatise-2329	122	4	explain	explain	VB
huygens-treatise-2329	122	5	the	the	DT
huygens-treatise-2329	122	6	phenomena	phenomenon	NNS
huygens-treatise-2329	122	7	of	of	IN
huygens-treatise-2329	122	8	those	those	DT
huygens-treatise-2329	122	9	rays	ray	NNS
huygens-treatise-2329	122	10	which	which	WDT
huygens-treatise-2329	122	11	are	be	VBP
huygens-treatise-2329	122	12	said	say	VBN
huygens-treatise-2329	122	13	to	to	TO
huygens-treatise-2329	122	14	suffer	suffer	VB
huygens-treatise-2329	122	15	refraction	refraction	NN
huygens-treatise-2329	122	16	on	on	IN
huygens-treatise-2329	122	17	passing	pass	VBG
huygens-treatise-2329	122	18	through	through	IN
huygens-treatise-2329	122	19	transparent	transparent	JJ
huygens-treatise-2329	122	20	bodies	body	NNS
huygens-treatise-2329	122	21	of	of	IN
huygens-treatise-2329	122	22	different	different	JJ
huygens-treatise-2329	122	23	sorts	sort	NNS
huygens-treatise-2329	122	24	;	;	:
huygens-treatise-2329	122	25	and	and	CC
huygens-treatise-2329	122	26	in	in	IN
huygens-treatise-2329	122	27	this	this	DT
huygens-treatise-2329	122	28	part	part	NN
huygens-treatise-2329	122	29	I	-PRON-	PRP
huygens-treatise-2329	122	30	shall	shall	MD
huygens-treatise-2329	122	31	also	also	RB
huygens-treatise-2329	122	32	explain	explain	VB
huygens-treatise-2329	122	33	the	the	DT
huygens-treatise-2329	122	34	effects	effect	NNS
huygens-treatise-2329	122	35	of	of	IN
huygens-treatise-2329	122	36	the	the	DT
huygens-treatise-2329	122	37	refraction	refraction	NN
huygens-treatise-2329	122	38	of	of	IN
huygens-treatise-2329	122	39	the	the	DT
huygens-treatise-2329	122	40	air	air	NN
huygens-treatise-2329	122	41	by	by	IN
huygens-treatise-2329	122	42	the	the	DT
huygens-treatise-2329	122	43	different	different	JJ
huygens-treatise-2329	122	44	densities	density	NNS
huygens-treatise-2329	122	45	of	of	IN
huygens-treatise-2329	122	46	the	the	DT
huygens-treatise-2329	122	47	Atmosphere	Atmosphere	NNP
huygens-treatise-2329	122	48	.	.	.
huygens-treatise-2329	123	1	Thereafter	thereafter	RB
huygens-treatise-2329	123	2	I	-PRON-	PRP
huygens-treatise-2329	123	3	shall	shall	MD
huygens-treatise-2329	123	4	examine	examine	VB
huygens-treatise-2329	123	5	the	the	DT
huygens-treatise-2329	123	6	causes	cause	NNS
huygens-treatise-2329	123	7	of	of	IN
huygens-treatise-2329	123	8	the	the	DT
huygens-treatise-2329	123	9	strange	strange	JJ
huygens-treatise-2329	123	10	refraction	refraction	NN
huygens-treatise-2329	123	11	of	of	IN
huygens-treatise-2329	123	12	a	a	DT
huygens-treatise-2329	123	13	certain	certain	JJ
huygens-treatise-2329	123	14	kind	kind	NN
huygens-treatise-2329	123	15	of	of	IN
huygens-treatise-2329	123	16	Crystal	crystal	NN
huygens-treatise-2329	123	17	which	which	WDT
huygens-treatise-2329	123	18	is	be	VBZ
huygens-treatise-2329	123	19	brought	bring	VBN
huygens-treatise-2329	123	20	from	from	IN
huygens-treatise-2329	123	21	Iceland	Iceland	NNP
huygens-treatise-2329	123	22	.	.	.
huygens-treatise-2329	124	1	And	and	CC
huygens-treatise-2329	124	2	finally	finally	RB
huygens-treatise-2329	124	3	I	-PRON-	PRP
huygens-treatise-2329	124	4	shall	shall	MD
huygens-treatise-2329	124	5	treat	treat	VB
huygens-treatise-2329	124	6	of	of	IN
huygens-treatise-2329	124	7	the	the	DT
huygens-treatise-2329	124	8	various	various	JJ
huygens-treatise-2329	124	9	shapes	shape	NNS
huygens-treatise-2329	124	10	of	of	IN
huygens-treatise-2329	124	11	transparent	transparent	NN
huygens-treatise-2329	124	12	and	and	CC
huygens-treatise-2329	124	13	reflecting	reflect	VBG
huygens-treatise-2329	124	14	bodies	body	NNS
huygens-treatise-2329	124	15	by	by	IN
huygens-treatise-2329	124	16	which	which	WDT
huygens-treatise-2329	124	17	rays	ray	NNS
huygens-treatise-2329	124	18	are	be	VBP
huygens-treatise-2329	124	19	collected	collect	VBN
huygens-treatise-2329	124	20	at	at	IN
huygens-treatise-2329	124	21	a	a	DT
huygens-treatise-2329	124	22	point	point	NN
huygens-treatise-2329	124	23	or	or	CC
huygens-treatise-2329	124	24	are	be	VBP
huygens-treatise-2329	124	25	turned	turn	VBN
huygens-treatise-2329	124	26	aside	aside	RB
huygens-treatise-2329	124	27	in	in	IN
huygens-treatise-2329	124	28	various	various	JJ
huygens-treatise-2329	124	29	ways	way	NNS
huygens-treatise-2329	124	30	.	.	.
huygens-treatise-2329	125	1	From	from	IN
huygens-treatise-2329	125	2	this	this	DT
huygens-treatise-2329	125	3	it	-PRON-	PRP
huygens-treatise-2329	125	4	will	will	MD
huygens-treatise-2329	125	5	be	be	VB
huygens-treatise-2329	125	6	seen	see	VBN
huygens-treatise-2329	125	7	with	with	IN
huygens-treatise-2329	125	8	what	what	WDT
huygens-treatise-2329	125	9	facility	facility	NN
huygens-treatise-2329	125	10	,	,	,
huygens-treatise-2329	125	11	following	follow	VBG
huygens-treatise-2329	125	12	our	-PRON-	PRP$
huygens-treatise-2329	125	13	new	new	JJ
huygens-treatise-2329	125	14	Theory	Theory	NNP
huygens-treatise-2329	125	15	,	,	,
huygens-treatise-2329	125	16	we	-PRON-	PRP
huygens-treatise-2329	125	17	find	find	VBP
huygens-treatise-2329	125	18	not	not	RB
huygens-treatise-2329	125	19	only	only	RB
huygens-treatise-2329	125	20	the	the	DT
huygens-treatise-2329	125	21	Ellipses	Ellipses	NNP
huygens-treatise-2329	125	22	,	,	,
huygens-treatise-2329	125	23	Hyperbolas	Hyperbolas	NNP
huygens-treatise-2329	125	24	,	,	,
huygens-treatise-2329	125	25	and	and	CC
huygens-treatise-2329	125	26	other	other	JJ
huygens-treatise-2329	125	27	curves	curve	NNS
huygens-treatise-2329	125	28	which	which	WDT
huygens-treatise-2329	125	29	Mr.	Mr.	NNP
huygens-treatise-2329	125	30	Des	Des	NNP
huygens-treatise-2329	125	31	Cartes	Cartes	NNP
huygens-treatise-2329	125	32	has	have	VBZ
huygens-treatise-2329	125	33	ingeniously	ingeniously	RB
huygens-treatise-2329	125	34	invented	invent	VBN
huygens-treatise-2329	125	35	for	for	IN
huygens-treatise-2329	125	36	this	this	DT
huygens-treatise-2329	125	37	purpose	purpose	NN
huygens-treatise-2329	125	38	;	;	:
huygens-treatise-2329	125	39	but	but	CC
huygens-treatise-2329	125	40	also	also	RB
huygens-treatise-2329	125	41	those	those	DT
huygens-treatise-2329	125	42	which	which	WDT
huygens-treatise-2329	125	43	the	the	DT
huygens-treatise-2329	125	44	surface	surface	NN
huygens-treatise-2329	125	45	of	of	IN
huygens-treatise-2329	125	46	a	a	DT
huygens-treatise-2329	125	47	glass	glass	NN
huygens-treatise-2329	125	48	lens	lens	NN
huygens-treatise-2329	125	49	ought	ought	MD
huygens-treatise-2329	125	50	to	to	TO
huygens-treatise-2329	125	51	possess	possess	VB
huygens-treatise-2329	125	52	when	when	WRB
huygens-treatise-2329	125	53	its	-PRON-	PRP$
huygens-treatise-2329	125	54	other	other	JJ
huygens-treatise-2329	125	55	surface	surface	NN
huygens-treatise-2329	125	56	is	be	VBZ
huygens-treatise-2329	125	57	given	give	VBN
huygens-treatise-2329	125	58	as	as	RB
huygens-treatise-2329	125	59	spherical	spherical	JJ
huygens-treatise-2329	125	60	or	or	CC
huygens-treatise-2329	125	61	plane	plane	NN
huygens-treatise-2329	125	62	,	,	,
huygens-treatise-2329	125	63	or	or	CC
huygens-treatise-2329	125	64	of	of	IN
huygens-treatise-2329	125	65	any	any	DT
huygens-treatise-2329	125	66	other	other	JJ
huygens-treatise-2329	125	67	figure	figure	NN
huygens-treatise-2329	125	68	that	that	WDT
huygens-treatise-2329	125	69	may	may	MD
huygens-treatise-2329	125	70	be	be	VB
huygens-treatise-2329	125	71	.	.	.
huygens-treatise-2329	126	1	It	-PRON-	PRP
huygens-treatise-2329	126	2	is	be	VBZ
huygens-treatise-2329	126	3	inconceivable	inconceivable	JJ
huygens-treatise-2329	126	4	to	to	TO
huygens-treatise-2329	126	5	doubt	doubt	VB
huygens-treatise-2329	126	6	that	that	IN
huygens-treatise-2329	126	7	light	light	NN
huygens-treatise-2329	126	8	consists	consist	VBZ
huygens-treatise-2329	126	9	in	in	IN
huygens-treatise-2329	126	10	the	the	DT
huygens-treatise-2329	126	11	motion	motion	NN
huygens-treatise-2329	126	12	of	of	IN
huygens-treatise-2329	126	13	some	some	DT
huygens-treatise-2329	126	14	sort	sort	NN
huygens-treatise-2329	126	15	of	of	IN
huygens-treatise-2329	126	16	matter	matter	NN
huygens-treatise-2329	126	17	.	.	.
huygens-treatise-2329	127	1	For	for	IN
huygens-treatise-2329	127	2	whether	whether	IN
huygens-treatise-2329	127	3	one	one	NN
huygens-treatise-2329	127	4	considers	consider	VBZ
huygens-treatise-2329	127	5	its	-PRON-	PRP$
huygens-treatise-2329	127	6	production	production	NN
huygens-treatise-2329	127	7	,	,	,
huygens-treatise-2329	127	8	one	one	NN
huygens-treatise-2329	127	9	sees	see	VBZ
huygens-treatise-2329	127	10	that	that	IN
huygens-treatise-2329	127	11	here	here	RB
huygens-treatise-2329	127	12	upon	upon	IN
huygens-treatise-2329	127	13	the	the	DT
huygens-treatise-2329	127	14	Earth	Earth	NNP
huygens-treatise-2329	127	15	it	-PRON-	PRP
huygens-treatise-2329	127	16	is	be	VBZ
huygens-treatise-2329	127	17	chiefly	chiefly	RB
huygens-treatise-2329	127	18	engendered	engender	VBN
huygens-treatise-2329	127	19	by	by	IN
huygens-treatise-2329	127	20	fire	fire	NN
huygens-treatise-2329	127	21	and	and	CC
huygens-treatise-2329	127	22	flame	flame	NN
huygens-treatise-2329	127	23	which	which	WDT
huygens-treatise-2329	127	24	contain	contain	VBP
huygens-treatise-2329	127	25	without	without	IN
huygens-treatise-2329	127	26	doubt	doubt	NN
huygens-treatise-2329	127	27	bodies	body	NNS
huygens-treatise-2329	127	28	that	that	WDT
huygens-treatise-2329	127	29	are	be	VBP
huygens-treatise-2329	127	30	in	in	IN
huygens-treatise-2329	127	31	rapid	rapid	JJ
huygens-treatise-2329	127	32	motion	motion	NN
huygens-treatise-2329	127	33	,	,	,
huygens-treatise-2329	127	34	since	since	IN
huygens-treatise-2329	127	35	they	-PRON-	PRP
huygens-treatise-2329	127	36	dissolve	dissolve	VBP
huygens-treatise-2329	127	37	and	and	CC
huygens-treatise-2329	127	38	melt	melt	VBP
huygens-treatise-2329	127	39	many	many	JJ
huygens-treatise-2329	127	40	other	other	JJ
huygens-treatise-2329	127	41	bodies	body	NNS
huygens-treatise-2329	127	42	,	,	,
huygens-treatise-2329	127	43	even	even	RB
huygens-treatise-2329	127	44	the	the	DT
huygens-treatise-2329	127	45	most	most	RBS
huygens-treatise-2329	127	46	solid	solid	JJ
huygens-treatise-2329	127	47	;	;	:
huygens-treatise-2329	127	48	or	or	CC
huygens-treatise-2329	127	49	whether	whether	IN
huygens-treatise-2329	127	50	one	one	NN
huygens-treatise-2329	127	51	considers	consider	VBZ
huygens-treatise-2329	127	52	its	-PRON-	PRP$
huygens-treatise-2329	127	53	effects	effect	NNS
huygens-treatise-2329	127	54	,	,	,
huygens-treatise-2329	127	55	one	one	PRP
huygens-treatise-2329	127	56	sees	see	VBZ
huygens-treatise-2329	127	57	that	that	IN
huygens-treatise-2329	127	58	when	when	WRB
huygens-treatise-2329	127	59	light	light	NN
huygens-treatise-2329	127	60	is	be	VBZ
huygens-treatise-2329	127	61	collected	collect	VBN
huygens-treatise-2329	127	62	,	,	,
huygens-treatise-2329	127	63	as	as	IN
huygens-treatise-2329	127	64	by	by	IN
huygens-treatise-2329	127	65	concave	concave	NNP
huygens-treatise-2329	127	66	mirrors	mirror	NNS
huygens-treatise-2329	127	67	,	,	,
huygens-treatise-2329	127	68	it	-PRON-	PRP
huygens-treatise-2329	127	69	has	have	VBZ
huygens-treatise-2329	127	70	the	the	DT
huygens-treatise-2329	127	71	property	property	NN
huygens-treatise-2329	127	72	of	of	IN
huygens-treatise-2329	127	73	burning	burn	VBG
huygens-treatise-2329	127	74	as	as	IN
huygens-treatise-2329	127	75	a	a	DT
huygens-treatise-2329	127	76	fire	fire	NN
huygens-treatise-2329	127	77	does	do	VBZ
huygens-treatise-2329	127	78	,	,	,
huygens-treatise-2329	127	79	that	that	DT
huygens-treatise-2329	127	80	is	be	VBZ
huygens-treatise-2329	127	81	to	to	TO
huygens-treatise-2329	127	82	say	say	VB
huygens-treatise-2329	127	83	it	-PRON-	PRP
huygens-treatise-2329	127	84	disunites	disunite	VBZ
huygens-treatise-2329	127	85	the	the	DT
huygens-treatise-2329	127	86	particles	particle	NNS
huygens-treatise-2329	127	87	of	of	IN
huygens-treatise-2329	127	88	bodies	body	NNS
huygens-treatise-2329	127	89	.	.	.
huygens-treatise-2329	128	1	This	this	DT
huygens-treatise-2329	128	2	is	be	VBZ
huygens-treatise-2329	128	3	assuredly	assuredly	RB
huygens-treatise-2329	128	4	the	the	DT
huygens-treatise-2329	128	5	mark	mark	NN
huygens-treatise-2329	128	6	of	of	IN
huygens-treatise-2329	128	7	motion	motion	NN
huygens-treatise-2329	128	8	,	,	,
huygens-treatise-2329	128	9	at	at	IN
huygens-treatise-2329	128	10	least	least	JJS
huygens-treatise-2329	128	11	in	in	IN
huygens-treatise-2329	128	12	the	the	DT
huygens-treatise-2329	128	13	true	true	JJ
huygens-treatise-2329	128	14	Philosophy	Philosophy	NNP
huygens-treatise-2329	128	15	,	,	,
huygens-treatise-2329	128	16	in	in	IN
huygens-treatise-2329	128	17	which	which	WDT
huygens-treatise-2329	128	18	one	one	NN
huygens-treatise-2329	128	19	conceives	conceive	VBZ
huygens-treatise-2329	128	20	the	the	DT
huygens-treatise-2329	128	21	causes	cause	NNS
huygens-treatise-2329	128	22	of	of	IN
huygens-treatise-2329	128	23	all	all	DT
huygens-treatise-2329	128	24	natural	natural	JJ
huygens-treatise-2329	128	25	effects	effect	NNS
huygens-treatise-2329	128	26	in	in	IN
huygens-treatise-2329	128	27	terms	term	NNS
huygens-treatise-2329	128	28	of	of	IN
huygens-treatise-2329	128	29	mechanical	mechanical	JJ
huygens-treatise-2329	128	30	motions	motion	NNS
huygens-treatise-2329	128	31	.	.	.
huygens-treatise-2329	129	1	This	this	DT
huygens-treatise-2329	129	2	,	,	,
huygens-treatise-2329	129	3	in	in	IN
huygens-treatise-2329	129	4	my	-PRON-	PRP$
huygens-treatise-2329	129	5	opinion	opinion	NN
huygens-treatise-2329	129	6	,	,	,
huygens-treatise-2329	129	7	we	-PRON-	PRP
huygens-treatise-2329	129	8	must	must	MD
huygens-treatise-2329	129	9	necessarily	necessarily	RB
huygens-treatise-2329	129	10	do	do	VB
huygens-treatise-2329	129	11	,	,	,
huygens-treatise-2329	129	12	or	or	CC
huygens-treatise-2329	129	13	else	else	RB
huygens-treatise-2329	129	14	renounce	renounce	VB
huygens-treatise-2329	129	15	all	all	DT
huygens-treatise-2329	129	16	hopes	hope	NNS
huygens-treatise-2329	129	17	of	of	IN
huygens-treatise-2329	129	18	ever	ever	RB
huygens-treatise-2329	129	19	comprehending	comprehend	VBG
huygens-treatise-2329	129	20	anything	anything	NN
huygens-treatise-2329	129	21	in	in	IN
huygens-treatise-2329	129	22	Physics	Physics	NNP
huygens-treatise-2329	129	23	.	.	.
huygens-treatise-2329	130	1	And	and	CC
huygens-treatise-2329	130	2	as	as	IN
huygens-treatise-2329	130	3	,	,	,
huygens-treatise-2329	130	4	according	accord	VBG
huygens-treatise-2329	130	5	to	to	IN
huygens-treatise-2329	130	6	this	this	DT
huygens-treatise-2329	130	7	Philosophy	Philosophy	NNP
huygens-treatise-2329	130	8	,	,	,
huygens-treatise-2329	130	9	one	one	NN
huygens-treatise-2329	130	10	holds	hold	VBZ
huygens-treatise-2329	130	11	as	as	RB
huygens-treatise-2329	130	12	certain	certain	JJ
huygens-treatise-2329	130	13	that	that	IN
huygens-treatise-2329	130	14	the	the	DT
huygens-treatise-2329	130	15	sensation	sensation	NN
huygens-treatise-2329	130	16	of	of	IN
huygens-treatise-2329	130	17	sight	sight	NN
huygens-treatise-2329	130	18	is	be	VBZ
huygens-treatise-2329	130	19	excited	excite	VBN
huygens-treatise-2329	130	20	only	only	RB
huygens-treatise-2329	130	21	by	by	IN
huygens-treatise-2329	130	22	the	the	DT
huygens-treatise-2329	130	23	impression	impression	NN
huygens-treatise-2329	130	24	of	of	IN
huygens-treatise-2329	130	25	some	some	DT
huygens-treatise-2329	130	26	movement	movement	NN
huygens-treatise-2329	130	27	of	of	IN
huygens-treatise-2329	130	28	a	a	DT
huygens-treatise-2329	130	29	kind	kind	NN
huygens-treatise-2329	130	30	of	of	IN
huygens-treatise-2329	130	31	matter	matter	NN
huygens-treatise-2329	130	32	which	which	WDT
huygens-treatise-2329	130	33	acts	act	VBZ
huygens-treatise-2329	130	34	on	on	IN
huygens-treatise-2329	130	35	the	the	DT
huygens-treatise-2329	130	36	nerves	nerve	NNS
huygens-treatise-2329	130	37	at	at	IN
huygens-treatise-2329	130	38	the	the	DT
huygens-treatise-2329	130	39	back	back	NN
huygens-treatise-2329	130	40	of	of	IN
huygens-treatise-2329	130	41	our	-PRON-	PRP$
huygens-treatise-2329	130	42	eyes	eye	NNS
huygens-treatise-2329	130	43	,	,	,
huygens-treatise-2329	130	44	there	there	EX
huygens-treatise-2329	130	45	is	be	VBZ
huygens-treatise-2329	130	46	here	here	RB
huygens-treatise-2329	130	47	yet	yet	RB
huygens-treatise-2329	130	48	one	one	CD
huygens-treatise-2329	130	49	reason	reason	NN
huygens-treatise-2329	130	50	more	more	RBR
huygens-treatise-2329	130	51	for	for	IN
huygens-treatise-2329	130	52	believing	believe	VBG
huygens-treatise-2329	130	53	that	that	DT
huygens-treatise-2329	130	54	light	light	NN
huygens-treatise-2329	130	55	consists	consist	VBZ
huygens-treatise-2329	130	56	in	in	IN
huygens-treatise-2329	130	57	a	a	DT
huygens-treatise-2329	130	58	movement	movement	NN
huygens-treatise-2329	130	59	of	of	IN
huygens-treatise-2329	130	60	the	the	DT
huygens-treatise-2329	130	61	matter	matter	NN
huygens-treatise-2329	130	62	which	which	WDT
huygens-treatise-2329	130	63	exists	exist	VBZ
huygens-treatise-2329	130	64	between	between	IN
huygens-treatise-2329	130	65	us	-PRON-	PRP
huygens-treatise-2329	130	66	and	and	CC
huygens-treatise-2329	130	67	the	the	DT
huygens-treatise-2329	130	68	luminous	luminous	JJ
huygens-treatise-2329	130	69	body	body	NN
huygens-treatise-2329	130	70	.	.	.
huygens-treatise-2329	131	1	Further	further	RB
huygens-treatise-2329	131	2	,	,	,
huygens-treatise-2329	131	3	when	when	WRB
huygens-treatise-2329	131	4	one	one	PRP
huygens-treatise-2329	131	5	considers	consider	VBZ
huygens-treatise-2329	131	6	the	the	DT
huygens-treatise-2329	131	7	extreme	extreme	JJ
huygens-treatise-2329	131	8	speed	speed	NN
huygens-treatise-2329	131	9	with	with	IN
huygens-treatise-2329	131	10	which	which	WDT
huygens-treatise-2329	131	11	light	light	NN
huygens-treatise-2329	131	12	spreads	spread	VBZ
huygens-treatise-2329	131	13	on	on	IN
huygens-treatise-2329	131	14	every	every	DT
huygens-treatise-2329	131	15	side	side	NN
huygens-treatise-2329	131	16	,	,	,
huygens-treatise-2329	131	17	and	and	CC
huygens-treatise-2329	131	18	how	how	WRB
huygens-treatise-2329	131	19	,	,	,
huygens-treatise-2329	131	20	when	when	WRB
huygens-treatise-2329	131	21	it	-PRON-	PRP
huygens-treatise-2329	131	22	comes	come	VBZ
huygens-treatise-2329	131	23	from	from	IN
huygens-treatise-2329	131	24	different	different	JJ
huygens-treatise-2329	131	25	regions	region	NNS
huygens-treatise-2329	131	26	,	,	,
huygens-treatise-2329	131	27	even	even	RB
huygens-treatise-2329	131	28	from	from	IN
huygens-treatise-2329	131	29	those	those	DT
huygens-treatise-2329	131	30	directly	directly	RB
huygens-treatise-2329	131	31	opposite	opposite	JJ
huygens-treatise-2329	131	32	,	,	,
huygens-treatise-2329	131	33	the	the	DT
huygens-treatise-2329	131	34	rays	ray	NNS
huygens-treatise-2329	131	35	traverse	traverse	VBP
huygens-treatise-2329	131	36	one	one	NN
huygens-treatise-2329	131	37	another	another	DT
huygens-treatise-2329	131	38	without	without	IN
huygens-treatise-2329	131	39	hindrance	hindrance	NN
huygens-treatise-2329	131	40	,	,	,
huygens-treatise-2329	131	41	one	one	PRP
huygens-treatise-2329	131	42	may	may	MD
huygens-treatise-2329	131	43	well	well	RB
huygens-treatise-2329	131	44	understand	understand	VB
huygens-treatise-2329	131	45	that	that	IN
huygens-treatise-2329	131	46	when	when	WRB
huygens-treatise-2329	131	47	we	-PRON-	PRP
huygens-treatise-2329	131	48	see	see	VBP
huygens-treatise-2329	131	49	a	a	DT
huygens-treatise-2329	131	50	luminous	luminous	JJ
huygens-treatise-2329	131	51	object	object	NN
huygens-treatise-2329	131	52	,	,	,
huygens-treatise-2329	131	53	it	-PRON-	PRP
huygens-treatise-2329	131	54	can	can	MD
huygens-treatise-2329	131	55	not	not	RB
huygens-treatise-2329	131	56	be	be	VB
huygens-treatise-2329	131	57	by	by	IN
huygens-treatise-2329	131	58	any	any	DT
huygens-treatise-2329	131	59	transport	transport	NN
huygens-treatise-2329	131	60	of	of	IN
huygens-treatise-2329	131	61	matter	matter	NN
huygens-treatise-2329	131	62	coming	come	VBG
huygens-treatise-2329	131	63	to	to	IN
huygens-treatise-2329	131	64	us	-PRON-	PRP
huygens-treatise-2329	131	65	from	from	IN
huygens-treatise-2329	131	66	this	this	DT
huygens-treatise-2329	131	67	object	object	NN
huygens-treatise-2329	131	68	,	,	,
huygens-treatise-2329	131	69	in	in	IN
huygens-treatise-2329	131	70	the	the	DT
huygens-treatise-2329	131	71	way	way	NN
huygens-treatise-2329	131	72	in	in	IN
huygens-treatise-2329	131	73	which	which	WDT
huygens-treatise-2329	131	74	a	a	DT
huygens-treatise-2329	131	75	shot	shot	NN
huygens-treatise-2329	131	76	or	or	CC
huygens-treatise-2329	131	77	an	an	DT
huygens-treatise-2329	131	78	arrow	arrow	NN
huygens-treatise-2329	131	79	traverses	traverse	VBZ
huygens-treatise-2329	131	80	the	the	DT
huygens-treatise-2329	131	81	air	air	NN
huygens-treatise-2329	131	82	;	;	:
huygens-treatise-2329	131	83	for	for	IN
huygens-treatise-2329	131	84	assuredly	assuredly	RB
huygens-treatise-2329	131	85	that	that	DT
huygens-treatise-2329	131	86	would	would	MD
huygens-treatise-2329	131	87	too	too	RB
huygens-treatise-2329	131	88	greatly	greatly	RB
huygens-treatise-2329	131	89	impugn	impugn	VB
huygens-treatise-2329	131	90	these	these	DT
huygens-treatise-2329	131	91	two	two	CD
huygens-treatise-2329	131	92	properties	property	NNS
huygens-treatise-2329	131	93	of	of	IN
huygens-treatise-2329	131	94	light	light	NN
huygens-treatise-2329	131	95	,	,	,
huygens-treatise-2329	131	96	especially	especially	RB
huygens-treatise-2329	131	97	the	the	DT
huygens-treatise-2329	131	98	second	second	JJ
huygens-treatise-2329	131	99	of	of	IN
huygens-treatise-2329	131	100	them	-PRON-	PRP
huygens-treatise-2329	131	101	.	.	.
huygens-treatise-2329	132	1	It	-PRON-	PRP
huygens-treatise-2329	132	2	is	be	VBZ
huygens-treatise-2329	132	3	then	then	RB
huygens-treatise-2329	132	4	in	in	IN
huygens-treatise-2329	132	5	some	some	DT
huygens-treatise-2329	132	6	other	other	JJ
huygens-treatise-2329	132	7	way	way	NN
huygens-treatise-2329	132	8	that	that	WDT
huygens-treatise-2329	132	9	light	light	NN
huygens-treatise-2329	132	10	spreads	spread	VBZ
huygens-treatise-2329	132	11	;	;	:
huygens-treatise-2329	132	12	and	and	CC
huygens-treatise-2329	132	13	that	that	IN
huygens-treatise-2329	132	14	which	which	WDT
huygens-treatise-2329	132	15	can	can	MD
huygens-treatise-2329	132	16	lead	lead	VB
huygens-treatise-2329	132	17	us	-PRON-	PRP
huygens-treatise-2329	132	18	to	to	TO
huygens-treatise-2329	132	19	comprehend	comprehend	VB
huygens-treatise-2329	132	20	it	-PRON-	PRP
huygens-treatise-2329	132	21	is	be	VBZ
huygens-treatise-2329	132	22	the	the	DT
huygens-treatise-2329	132	23	knowledge	knowledge	NN
huygens-treatise-2329	132	24	which	which	WDT
huygens-treatise-2329	132	25	we	-PRON-	PRP
huygens-treatise-2329	132	26	have	have	VBP
huygens-treatise-2329	132	27	of	of	IN
huygens-treatise-2329	132	28	the	the	DT
huygens-treatise-2329	132	29	spreading	spreading	NN
huygens-treatise-2329	132	30	of	of	IN
huygens-treatise-2329	132	31	Sound	sound	NN
huygens-treatise-2329	132	32	in	in	IN
huygens-treatise-2329	132	33	the	the	DT
huygens-treatise-2329	132	34	air	air	NN
huygens-treatise-2329	132	35	.	.	.
huygens-treatise-2329	133	1	We	-PRON-	PRP
huygens-treatise-2329	133	2	know	know	VBP
huygens-treatise-2329	133	3	that	that	IN
huygens-treatise-2329	133	4	by	by	IN
huygens-treatise-2329	133	5	means	mean	NNS
huygens-treatise-2329	133	6	of	of	IN
huygens-treatise-2329	133	7	the	the	DT
huygens-treatise-2329	133	8	air	air	NN
huygens-treatise-2329	133	9	,	,	,
huygens-treatise-2329	133	10	which	which	WDT
huygens-treatise-2329	133	11	is	be	VBZ
huygens-treatise-2329	133	12	an	an	DT
huygens-treatise-2329	133	13	invisible	invisible	JJ
huygens-treatise-2329	133	14	and	and	CC
huygens-treatise-2329	133	15	impalpable	impalpable	JJ
huygens-treatise-2329	133	16	body	body	NN
huygens-treatise-2329	133	17	,	,	,
huygens-treatise-2329	133	18	Sound	sound	VB
huygens-treatise-2329	133	19	spreads	spread	VBZ
huygens-treatise-2329	133	20	around	around	IN
huygens-treatise-2329	133	21	the	the	DT
huygens-treatise-2329	133	22	spot	spot	NN
huygens-treatise-2329	133	23	where	where	WRB
huygens-treatise-2329	133	24	it	-PRON-	PRP
huygens-treatise-2329	133	25	has	have	VBZ
huygens-treatise-2329	133	26	been	be	VBN
huygens-treatise-2329	133	27	produced	produce	VBN
huygens-treatise-2329	133	28	,	,	,
huygens-treatise-2329	133	29	by	by	IN
huygens-treatise-2329	133	30	a	a	DT
huygens-treatise-2329	133	31	movement	movement	NN
huygens-treatise-2329	133	32	which	which	WDT
huygens-treatise-2329	133	33	is	be	VBZ
huygens-treatise-2329	133	34	passed	pass	VBN
huygens-treatise-2329	133	35	on	on	RP
huygens-treatise-2329	133	36	successively	successively	RB
huygens-treatise-2329	133	37	from	from	IN
huygens-treatise-2329	133	38	one	one	CD
huygens-treatise-2329	133	39	part	part	NN
huygens-treatise-2329	133	40	of	of	IN
huygens-treatise-2329	133	41	the	the	DT
huygens-treatise-2329	133	42	air	air	NN
huygens-treatise-2329	133	43	to	to	IN
huygens-treatise-2329	133	44	another	another	DT
huygens-treatise-2329	133	45	;	;	:
huygens-treatise-2329	133	46	and	and	CC
huygens-treatise-2329	133	47	that	that	IN
huygens-treatise-2329	133	48	the	the	DT
huygens-treatise-2329	133	49	spreading	spreading	NN
huygens-treatise-2329	133	50	of	of	IN
huygens-treatise-2329	133	51	this	this	DT
huygens-treatise-2329	133	52	movement	movement	NN
huygens-treatise-2329	133	53	,	,	,
huygens-treatise-2329	133	54	taking	take	VBG
huygens-treatise-2329	133	55	place	place	NN
huygens-treatise-2329	133	56	equally	equally	RB
huygens-treatise-2329	133	57	rapidly	rapidly	RB
huygens-treatise-2329	133	58	on	on	IN
huygens-treatise-2329	133	59	all	all	DT
huygens-treatise-2329	133	60	sides	side	NNS
huygens-treatise-2329	133	61	,	,	,
huygens-treatise-2329	133	62	ought	ought	MD
huygens-treatise-2329	133	63	to	to	TO
huygens-treatise-2329	133	64	form	form	VB
huygens-treatise-2329	133	65	spherical	spherical	JJ
huygens-treatise-2329	133	66	surfaces	surface	NNS
huygens-treatise-2329	133	67	ever	ever	RB
huygens-treatise-2329	133	68	enlarging	enlarge	VBG
huygens-treatise-2329	133	69	and	and	CC
huygens-treatise-2329	133	70	which	which	WDT
huygens-treatise-2329	133	71	strike	strike	VBP
huygens-treatise-2329	133	72	our	-PRON-	PRP$
huygens-treatise-2329	133	73	ears	ear	NNS
huygens-treatise-2329	133	74	.	.	.
huygens-treatise-2329	134	1	Now	now	RB
huygens-treatise-2329	134	2	there	there	EX
huygens-treatise-2329	134	3	is	be	VBZ
huygens-treatise-2329	134	4	no	no	DT
huygens-treatise-2329	134	5	doubt	doubt	NN
huygens-treatise-2329	134	6	at	at	RB
huygens-treatise-2329	134	7	all	all	RB
huygens-treatise-2329	134	8	that	that	DT
huygens-treatise-2329	134	9	light	light	NN
huygens-treatise-2329	134	10	also	also	RB
huygens-treatise-2329	134	11	comes	come	VBZ
huygens-treatise-2329	134	12	from	from	IN
huygens-treatise-2329	134	13	the	the	DT
huygens-treatise-2329	134	14	luminous	luminous	JJ
huygens-treatise-2329	134	15	body	body	NN
huygens-treatise-2329	134	16	to	to	IN
huygens-treatise-2329	134	17	our	-PRON-	PRP$
huygens-treatise-2329	134	18	eyes	eye	NNS
huygens-treatise-2329	134	19	by	by	IN
huygens-treatise-2329	134	20	some	some	DT
huygens-treatise-2329	134	21	movement	movement	NN
huygens-treatise-2329	134	22	impressed	impress	VBN
huygens-treatise-2329	134	23	on	on	IN
huygens-treatise-2329	134	24	the	the	DT
huygens-treatise-2329	134	25	matter	matter	NN
huygens-treatise-2329	134	26	which	which	WDT
huygens-treatise-2329	134	27	is	be	VBZ
huygens-treatise-2329	134	28	between	between	IN
huygens-treatise-2329	134	29	the	the	DT
huygens-treatise-2329	134	30	two	two	CD
huygens-treatise-2329	134	31	;	;	:
huygens-treatise-2329	134	32	since	since	IN
huygens-treatise-2329	134	33	,	,	,
huygens-treatise-2329	134	34	as	as	IN
huygens-treatise-2329	134	35	we	-PRON-	PRP
huygens-treatise-2329	134	36	have	have	VBP
huygens-treatise-2329	134	37	already	already	RB
huygens-treatise-2329	134	38	seen	see	VBN
huygens-treatise-2329	134	39	,	,	,
huygens-treatise-2329	134	40	it	-PRON-	PRP
huygens-treatise-2329	134	41	can	can	MD
huygens-treatise-2329	134	42	not	not	RB
huygens-treatise-2329	134	43	be	be	VB
huygens-treatise-2329	134	44	by	by	IN
huygens-treatise-2329	134	45	the	the	DT
huygens-treatise-2329	134	46	transport	transport	NN
huygens-treatise-2329	134	47	of	of	IN
huygens-treatise-2329	134	48	a	a	DT
huygens-treatise-2329	134	49	body	body	NN
huygens-treatise-2329	134	50	which	which	WDT
huygens-treatise-2329	134	51	passes	pass	VBZ
huygens-treatise-2329	134	52	from	from	IN
huygens-treatise-2329	134	53	one	one	CD
huygens-treatise-2329	134	54	to	to	IN
huygens-treatise-2329	134	55	the	the	DT
huygens-treatise-2329	134	56	other	other	JJ
huygens-treatise-2329	134	57	.	.	.
huygens-treatise-2329	135	1	If	if	IN
huygens-treatise-2329	135	2	,	,	,
huygens-treatise-2329	135	3	in	in	IN
huygens-treatise-2329	135	4	addition	addition	NN
huygens-treatise-2329	135	5	,	,	,
huygens-treatise-2329	135	6	light	light	NN
huygens-treatise-2329	135	7	takes	take	VBZ
huygens-treatise-2329	135	8	time	time	NN
huygens-treatise-2329	135	9	for	for	IN
huygens-treatise-2329	135	10	its	-PRON-	PRP$
huygens-treatise-2329	135	11	passage	passage	NN
huygens-treatise-2329	135	12	--	--	:
huygens-treatise-2329	135	13	which	which	WDT
huygens-treatise-2329	135	14	we	-PRON-	PRP
huygens-treatise-2329	135	15	are	be	VBP
huygens-treatise-2329	135	16	now	now	RB
huygens-treatise-2329	135	17	going	go	VBG
huygens-treatise-2329	135	18	to	to	TO
huygens-treatise-2329	135	19	examine	examine	VB
huygens-treatise-2329	135	20	--	--	:
huygens-treatise-2329	135	21	it	-PRON-	PRP
huygens-treatise-2329	135	22	will	will	MD
huygens-treatise-2329	135	23	follow	follow	VB
huygens-treatise-2329	135	24	that	that	IN
huygens-treatise-2329	135	25	this	this	DT
huygens-treatise-2329	135	26	movement	movement	NN
huygens-treatise-2329	135	27	,	,	,
huygens-treatise-2329	135	28	impressed	impress	VBN
huygens-treatise-2329	135	29	on	on	IN
huygens-treatise-2329	135	30	the	the	DT
huygens-treatise-2329	135	31	intervening	intervening	NN
huygens-treatise-2329	135	32	matter	matter	NN
huygens-treatise-2329	135	33	,	,	,
huygens-treatise-2329	135	34	is	be	VBZ
huygens-treatise-2329	135	35	successive	successive	JJ
huygens-treatise-2329	135	36	;	;	:
huygens-treatise-2329	135	37	and	and	CC
huygens-treatise-2329	135	38	consequently	consequently	RB
huygens-treatise-2329	135	39	it	-PRON-	PRP
huygens-treatise-2329	135	40	spreads	spread	VBZ
huygens-treatise-2329	135	41	,	,	,
huygens-treatise-2329	135	42	as	as	IN
huygens-treatise-2329	135	43	Sound	Sound	NNP
huygens-treatise-2329	135	44	does	do	VBZ
huygens-treatise-2329	135	45	,	,	,
huygens-treatise-2329	135	46	by	by	IN
huygens-treatise-2329	135	47	spherical	spherical	JJ
huygens-treatise-2329	135	48	surfaces	surface	NNS
huygens-treatise-2329	135	49	and	and	CC
huygens-treatise-2329	135	50	waves	wave	NNS
huygens-treatise-2329	135	51	:	:	:
huygens-treatise-2329	135	52	for	for	IN
huygens-treatise-2329	135	53	I	-PRON-	PRP
huygens-treatise-2329	135	54	call	call	VBP
huygens-treatise-2329	135	55	them	-PRON-	PRP
huygens-treatise-2329	135	56	waves	wave	NNS
huygens-treatise-2329	135	57	from	from	IN
huygens-treatise-2329	135	58	their	-PRON-	PRP$
huygens-treatise-2329	135	59	resemblance	resemblance	NN
huygens-treatise-2329	135	60	to	to	IN
huygens-treatise-2329	135	61	those	those	DT
huygens-treatise-2329	135	62	which	which	WDT
huygens-treatise-2329	135	63	are	be	VBP
huygens-treatise-2329	135	64	seen	see	VBN
huygens-treatise-2329	135	65	to	to	TO
huygens-treatise-2329	135	66	be	be	VB
huygens-treatise-2329	135	67	formed	form	VBN
huygens-treatise-2329	135	68	in	in	IN
huygens-treatise-2329	135	69	water	water	NN
huygens-treatise-2329	135	70	when	when	WRB
huygens-treatise-2329	135	71	a	a	DT
huygens-treatise-2329	135	72	stone	stone	NN
huygens-treatise-2329	135	73	is	be	VBZ
huygens-treatise-2329	135	74	thrown	throw	VBN
huygens-treatise-2329	135	75	into	into	IN
huygens-treatise-2329	135	76	it	-PRON-	PRP
huygens-treatise-2329	135	77	,	,	,
huygens-treatise-2329	135	78	and	and	CC
huygens-treatise-2329	135	79	which	which	WDT
huygens-treatise-2329	135	80	present	present	VBP
huygens-treatise-2329	135	81	a	a	DT
huygens-treatise-2329	135	82	successive	successive	JJ
huygens-treatise-2329	135	83	spreading	spreading	NN
huygens-treatise-2329	135	84	as	as	IN
huygens-treatise-2329	135	85	circles	circle	NNS
huygens-treatise-2329	135	86	,	,	,
huygens-treatise-2329	135	87	though	though	IN
huygens-treatise-2329	135	88	these	these	DT
huygens-treatise-2329	135	89	arise	arise	NN
huygens-treatise-2329	135	90	from	from	IN
huygens-treatise-2329	135	91	another	another	DT
huygens-treatise-2329	135	92	cause	cause	NN
huygens-treatise-2329	135	93	,	,	,
huygens-treatise-2329	135	94	and	and	CC
huygens-treatise-2329	135	95	are	be	VBP
huygens-treatise-2329	135	96	only	only	RB
huygens-treatise-2329	135	97	in	in	IN
huygens-treatise-2329	135	98	a	a	DT
huygens-treatise-2329	135	99	flat	flat	JJ
huygens-treatise-2329	135	100	surface	surface	NN
huygens-treatise-2329	135	101	.	.	.
huygens-treatise-2329	136	1	To	to	TO
huygens-treatise-2329	136	2	see	see	VB
huygens-treatise-2329	136	3	then	then	RB
huygens-treatise-2329	136	4	whether	whether	IN
huygens-treatise-2329	136	5	the	the	DT
huygens-treatise-2329	136	6	spreading	spreading	NN
huygens-treatise-2329	136	7	of	of	IN
huygens-treatise-2329	136	8	light	light	NN
huygens-treatise-2329	136	9	takes	take	VBZ
huygens-treatise-2329	136	10	time	time	NN
huygens-treatise-2329	136	11	,	,	,
huygens-treatise-2329	136	12	let	let	VB
huygens-treatise-2329	136	13	us	-PRON-	PRP
huygens-treatise-2329	136	14	consider	consider	VB
huygens-treatise-2329	136	15	first	first	RB
huygens-treatise-2329	136	16	whether	whether	IN
huygens-treatise-2329	136	17	there	there	EX
huygens-treatise-2329	136	18	are	be	VBP
huygens-treatise-2329	136	19	any	any	DT
huygens-treatise-2329	136	20	facts	fact	NNS
huygens-treatise-2329	136	21	of	of	IN
huygens-treatise-2329	136	22	experience	experience	NN
huygens-treatise-2329	136	23	which	which	WDT
huygens-treatise-2329	136	24	can	can	MD
huygens-treatise-2329	136	25	convince	convince	VB
huygens-treatise-2329	136	26	us	-PRON-	PRP
huygens-treatise-2329	136	27	to	to	IN
huygens-treatise-2329	136	28	the	the	DT
huygens-treatise-2329	136	29	contrary	contrary	NN
huygens-treatise-2329	136	30	.	.	.
huygens-treatise-2329	137	1	As	as	IN
huygens-treatise-2329	137	2	to	to	IN
huygens-treatise-2329	137	3	those	those	DT
huygens-treatise-2329	137	4	which	which	WDT
huygens-treatise-2329	137	5	can	can	MD
huygens-treatise-2329	137	6	be	be	VB
huygens-treatise-2329	137	7	made	make	VBN
huygens-treatise-2329	137	8	here	here	RB
huygens-treatise-2329	137	9	on	on	IN
huygens-treatise-2329	137	10	the	the	DT
huygens-treatise-2329	137	11	Earth	Earth	NNP
huygens-treatise-2329	137	12	,	,	,
huygens-treatise-2329	137	13	by	by	IN
huygens-treatise-2329	137	14	striking	strike	VBG
huygens-treatise-2329	137	15	lights	light	NNS
huygens-treatise-2329	137	16	at	at	IN
huygens-treatise-2329	137	17	great	great	JJ
huygens-treatise-2329	137	18	distances	distance	NNS
huygens-treatise-2329	137	19	,	,	,
huygens-treatise-2329	137	20	although	although	IN
huygens-treatise-2329	137	21	they	-PRON-	PRP
huygens-treatise-2329	137	22	prove	prove	VBP
huygens-treatise-2329	137	23	that	that	DT
huygens-treatise-2329	137	24	light	light	NN
huygens-treatise-2329	137	25	takes	take	VBZ
huygens-treatise-2329	137	26	no	no	DT
huygens-treatise-2329	137	27	sensible	sensible	JJ
huygens-treatise-2329	137	28	time	time	NN
huygens-treatise-2329	137	29	to	to	TO
huygens-treatise-2329	137	30	pass	pass	VB
huygens-treatise-2329	137	31	over	over	RP
huygens-treatise-2329	137	32	these	these	DT
huygens-treatise-2329	137	33	distances	distance	NNS
huygens-treatise-2329	137	34	,	,	,
huygens-treatise-2329	137	35	one	one	PRP
huygens-treatise-2329	137	36	may	may	MD
huygens-treatise-2329	137	37	say	say	VB
huygens-treatise-2329	137	38	with	with	IN
huygens-treatise-2329	137	39	good	good	JJ
huygens-treatise-2329	137	40	reason	reason	NN
huygens-treatise-2329	137	41	that	that	IN
huygens-treatise-2329	137	42	they	-PRON-	PRP
huygens-treatise-2329	137	43	are	be	VBP
huygens-treatise-2329	137	44	too	too	RB
huygens-treatise-2329	137	45	small	small	JJ
huygens-treatise-2329	137	46	,	,	,
huygens-treatise-2329	137	47	and	and	CC
huygens-treatise-2329	137	48	that	that	IN
huygens-treatise-2329	137	49	the	the	DT
huygens-treatise-2329	137	50	only	only	JJ
huygens-treatise-2329	137	51	conclusion	conclusion	NN
huygens-treatise-2329	137	52	to	to	TO
huygens-treatise-2329	137	53	be	be	VB
huygens-treatise-2329	137	54	drawn	draw	VBN
huygens-treatise-2329	137	55	from	from	IN
huygens-treatise-2329	137	56	them	-PRON-	PRP
huygens-treatise-2329	137	57	is	be	VBZ
huygens-treatise-2329	137	58	that	that	IN
huygens-treatise-2329	137	59	the	the	DT
huygens-treatise-2329	137	60	passage	passage	NN
huygens-treatise-2329	137	61	of	of	IN
huygens-treatise-2329	137	62	light	light	NN
huygens-treatise-2329	137	63	is	be	VBZ
huygens-treatise-2329	137	64	extremely	extremely	RB
huygens-treatise-2329	137	65	rapid	rapid	JJ
huygens-treatise-2329	137	66	.	.	.
huygens-treatise-2329	138	1	Mr.	Mr.	NNP
huygens-treatise-2329	138	2	Des	Des	NNP
huygens-treatise-2329	138	3	Cartes	Cartes	NNP
huygens-treatise-2329	138	4	,	,	,
huygens-treatise-2329	138	5	who	who	WP
huygens-treatise-2329	138	6	was	be	VBD
huygens-treatise-2329	138	7	of	of	IN
huygens-treatise-2329	138	8	opinion	opinion	NN
huygens-treatise-2329	138	9	that	that	IN
huygens-treatise-2329	138	10	it	-PRON-	PRP
huygens-treatise-2329	138	11	is	be	VBZ
huygens-treatise-2329	138	12	instantaneous	instantaneous	JJ
huygens-treatise-2329	138	13	,	,	,
huygens-treatise-2329	138	14	founded	found	VBD
huygens-treatise-2329	138	15	his	-PRON-	PRP$
huygens-treatise-2329	138	16	views	view	NNS
huygens-treatise-2329	138	17	,	,	,
huygens-treatise-2329	138	18	not	not	RB
huygens-treatise-2329	138	19	without	without	IN
huygens-treatise-2329	138	20	reason	reason	NN
huygens-treatise-2329	138	21	,	,	,
huygens-treatise-2329	138	22	upon	upon	IN
huygens-treatise-2329	138	23	a	a	DT
huygens-treatise-2329	138	24	better	well	JJR
huygens-treatise-2329	138	25	basis	basis	NN
huygens-treatise-2329	138	26	of	of	IN
huygens-treatise-2329	138	27	experience	experience	NN
huygens-treatise-2329	138	28	,	,	,
huygens-treatise-2329	138	29	drawn	draw	VBN
huygens-treatise-2329	138	30	from	from	IN
huygens-treatise-2329	138	31	the	the	DT
huygens-treatise-2329	138	32	Eclipses	Eclipses	NNPS
huygens-treatise-2329	138	33	of	of	IN
huygens-treatise-2329	138	34	the	the	DT
huygens-treatise-2329	138	35	Moon	Moon	NNP
huygens-treatise-2329	138	36	;	;	:
huygens-treatise-2329	138	37	which	which	WDT
huygens-treatise-2329	138	38	,	,	,
huygens-treatise-2329	138	39	nevertheless	nevertheless	RB
huygens-treatise-2329	138	40	,	,	,
huygens-treatise-2329	138	41	as	as	IN
huygens-treatise-2329	138	42	I	-PRON-	PRP
huygens-treatise-2329	138	43	shall	shall	MD
huygens-treatise-2329	138	44	show	show	VB
huygens-treatise-2329	138	45	,	,	,
huygens-treatise-2329	138	46	is	be	VBZ
huygens-treatise-2329	138	47	not	not	RB
huygens-treatise-2329	138	48	at	at	RB
huygens-treatise-2329	138	49	all	all	RB
huygens-treatise-2329	138	50	convincing	convincing	JJ
huygens-treatise-2329	138	51	.	.	.
huygens-treatise-2329	139	1	I	-PRON-	PRP
huygens-treatise-2329	139	2	will	will	MD
huygens-treatise-2329	139	3	set	set	VB
huygens-treatise-2329	139	4	it	-PRON-	PRP
huygens-treatise-2329	139	5	forth	forth	RB
huygens-treatise-2329	139	6	,	,	,
huygens-treatise-2329	139	7	in	in	IN
huygens-treatise-2329	139	8	a	a	DT
huygens-treatise-2329	139	9	way	way	NN
huygens-treatise-2329	139	10	a	a	DT
huygens-treatise-2329	139	11	little	little	JJ
huygens-treatise-2329	139	12	different	different	JJ
huygens-treatise-2329	139	13	from	from	IN
huygens-treatise-2329	139	14	his	-PRON-	PRP
huygens-treatise-2329	139	15	,	,	,
huygens-treatise-2329	139	16	in	in	IN
huygens-treatise-2329	139	17	order	order	NN
huygens-treatise-2329	139	18	to	to	TO
huygens-treatise-2329	139	19	make	make	VB
huygens-treatise-2329	139	20	the	the	DT
huygens-treatise-2329	139	21	conclusion	conclusion	NN
huygens-treatise-2329	139	22	more	more	RBR
huygens-treatise-2329	139	23	comprehensible	comprehensible	JJ
huygens-treatise-2329	139	24	.	.	.
huygens-treatise-2329	140	1	[	[	-LRB-
huygens-treatise-2329	140	2	Illustration	illustration	NN
huygens-treatise-2329	140	3	]	]	-RRB-
huygens-treatise-2329	140	4	Let	let	VB
huygens-treatise-2329	140	5	A	a	NN
huygens-treatise-2329	140	6	be	be	VB
huygens-treatise-2329	140	7	the	the	DT
huygens-treatise-2329	140	8	place	place	NN
huygens-treatise-2329	140	9	of	of	IN
huygens-treatise-2329	140	10	the	the	DT
huygens-treatise-2329	140	11	sun	sun	NN
huygens-treatise-2329	140	12	,	,	,
huygens-treatise-2329	140	13	BD	BD	NNP
huygens-treatise-2329	140	14	a	a	DT
huygens-treatise-2329	140	15	part	part	NN
huygens-treatise-2329	140	16	of	of	IN
huygens-treatise-2329	140	17	the	the	DT
huygens-treatise-2329	140	18	orbit	orbit	NN
huygens-treatise-2329	140	19	or	or	CC
huygens-treatise-2329	140	20	annual	annual	JJ
huygens-treatise-2329	140	21	path	path	NN
huygens-treatise-2329	140	22	of	of	IN
huygens-treatise-2329	140	23	the	the	DT
huygens-treatise-2329	140	24	Earth	Earth	NNP
huygens-treatise-2329	140	25	:	:	:
huygens-treatise-2329	140	26	ABC	ABC	NNP
huygens-treatise-2329	140	27	a	a	DT
huygens-treatise-2329	140	28	straight	straight	JJ
huygens-treatise-2329	140	29	line	line	NN
huygens-treatise-2329	140	30	which	which	WDT
huygens-treatise-2329	140	31	I	-PRON-	PRP
huygens-treatise-2329	140	32	suppose	suppose	VBP
huygens-treatise-2329	140	33	to	to	TO
huygens-treatise-2329	140	34	meet	meet	VB
huygens-treatise-2329	140	35	the	the	DT
huygens-treatise-2329	140	36	orbit	orbit	NN
huygens-treatise-2329	140	37	of	of	IN
huygens-treatise-2329	140	38	the	the	DT
huygens-treatise-2329	140	39	Moon	Moon	NNP
huygens-treatise-2329	140	40	,	,	,
huygens-treatise-2329	140	41	which	which	WDT
huygens-treatise-2329	140	42	is	be	VBZ
huygens-treatise-2329	140	43	represented	represent	VBN
huygens-treatise-2329	140	44	by	by	IN
huygens-treatise-2329	140	45	the	the	DT
huygens-treatise-2329	140	46	circle	circle	NN
huygens-treatise-2329	140	47	CD	cd	NN
huygens-treatise-2329	140	48	,	,	,
huygens-treatise-2329	140	49	at	at	IN
huygens-treatise-2329	140	50	C.	C.	NNP
huygens-treatise-2329	140	51	Now	now	RB
huygens-treatise-2329	140	52	if	if	IN
huygens-treatise-2329	140	53	light	light	NN
huygens-treatise-2329	140	54	requires	require	VBZ
huygens-treatise-2329	140	55	time	time	NN
huygens-treatise-2329	140	56	,	,	,
huygens-treatise-2329	140	57	for	for	IN
huygens-treatise-2329	140	58	example	example	NN
huygens-treatise-2329	140	59	one	one	CD
huygens-treatise-2329	140	60	hour	hour	NN
huygens-treatise-2329	140	61	,	,	,
huygens-treatise-2329	140	62	to	to	TO
huygens-treatise-2329	140	63	traverse	traverse	VB
huygens-treatise-2329	140	64	the	the	DT
huygens-treatise-2329	140	65	space	space	NN
huygens-treatise-2329	140	66	which	which	WDT
huygens-treatise-2329	140	67	is	be	VBZ
huygens-treatise-2329	140	68	between	between	IN
huygens-treatise-2329	140	69	the	the	DT
huygens-treatise-2329	140	70	Earth	Earth	NNP
huygens-treatise-2329	140	71	and	and	CC
huygens-treatise-2329	140	72	the	the	DT
huygens-treatise-2329	140	73	Moon	Moon	NNP
huygens-treatise-2329	140	74	,	,	,
huygens-treatise-2329	140	75	it	-PRON-	PRP
huygens-treatise-2329	140	76	will	will	MD
huygens-treatise-2329	140	77	follow	follow	VB
huygens-treatise-2329	140	78	that	that	IN
huygens-treatise-2329	140	79	the	the	DT
huygens-treatise-2329	140	80	Earth	Earth	NNP
huygens-treatise-2329	140	81	having	have	VBG
huygens-treatise-2329	140	82	arrived	arrive	VBN
huygens-treatise-2329	140	83	at	at	IN
huygens-treatise-2329	140	84	B	B	NNP
huygens-treatise-2329	140	85	,	,	,
huygens-treatise-2329	140	86	the	the	DT
huygens-treatise-2329	140	87	shadow	shadow	NN
huygens-treatise-2329	140	88	which	which	WDT
huygens-treatise-2329	140	89	it	-PRON-	PRP
huygens-treatise-2329	140	90	casts	cast	VBZ
huygens-treatise-2329	140	91	,	,	,
huygens-treatise-2329	140	92	or	or	CC
huygens-treatise-2329	140	93	the	the	DT
huygens-treatise-2329	140	94	interruption	interruption	NN
huygens-treatise-2329	140	95	of	of	IN
huygens-treatise-2329	140	96	the	the	DT
huygens-treatise-2329	140	97	light	light	NN
huygens-treatise-2329	140	98	,	,	,
huygens-treatise-2329	140	99	will	will	MD
huygens-treatise-2329	140	100	not	not	RB
huygens-treatise-2329	140	101	yet	yet	RB
huygens-treatise-2329	140	102	have	have	VB
huygens-treatise-2329	140	103	arrived	arrive	VBN
huygens-treatise-2329	140	104	at	at	IN
huygens-treatise-2329	140	105	the	the	DT
huygens-treatise-2329	140	106	point	point	NN
huygens-treatise-2329	140	107	C	c	NN
huygens-treatise-2329	140	108	,	,	,
huygens-treatise-2329	140	109	but	but	CC
huygens-treatise-2329	140	110	will	will	MD
huygens-treatise-2329	140	111	only	only	RB
huygens-treatise-2329	140	112	arrive	arrive	VB
huygens-treatise-2329	140	113	there	there	RB
huygens-treatise-2329	140	114	an	an	DT
huygens-treatise-2329	140	115	hour	hour	NN
huygens-treatise-2329	140	116	after	after	IN
huygens-treatise-2329	140	117	.	.	.
huygens-treatise-2329	141	1	It	-PRON-	PRP
huygens-treatise-2329	141	2	will	will	MD
huygens-treatise-2329	141	3	then	then	RB
huygens-treatise-2329	141	4	be	be	VB
huygens-treatise-2329	141	5	one	one	CD
huygens-treatise-2329	141	6	hour	hour	NN
huygens-treatise-2329	141	7	after	after	IN
huygens-treatise-2329	141	8	,	,	,
huygens-treatise-2329	141	9	reckoning	reckon	VBG
huygens-treatise-2329	141	10	from	from	IN
huygens-treatise-2329	141	11	the	the	DT
huygens-treatise-2329	141	12	moment	moment	NN
huygens-treatise-2329	141	13	when	when	WRB
huygens-treatise-2329	141	14	the	the	DT
huygens-treatise-2329	141	15	Earth	Earth	NNP
huygens-treatise-2329	141	16	was	be	VBD
huygens-treatise-2329	141	17	at	at	IN
huygens-treatise-2329	141	18	B	b	NN
huygens-treatise-2329	141	19	,	,	,
huygens-treatise-2329	141	20	that	that	IN
huygens-treatise-2329	141	21	the	the	DT
huygens-treatise-2329	141	22	Moon	Moon	NNP
huygens-treatise-2329	141	23	,	,	,
huygens-treatise-2329	141	24	arriving	arrive	VBG
huygens-treatise-2329	141	25	at	at	IN
huygens-treatise-2329	141	26	C	C	NNP
huygens-treatise-2329	141	27	,	,	,
huygens-treatise-2329	141	28	will	will	MD
huygens-treatise-2329	141	29	be	be	VB
huygens-treatise-2329	141	30	obscured	obscure	VBN
huygens-treatise-2329	141	31	:	:	:
huygens-treatise-2329	141	32	but	but	CC
huygens-treatise-2329	141	33	this	this	DT
huygens-treatise-2329	141	34	obscuration	obscuration	NN
huygens-treatise-2329	141	35	or	or	CC
huygens-treatise-2329	141	36	interruption	interruption	NN
huygens-treatise-2329	141	37	of	of	IN
huygens-treatise-2329	141	38	the	the	DT
huygens-treatise-2329	141	39	light	light	NN
huygens-treatise-2329	141	40	will	will	MD
huygens-treatise-2329	141	41	not	not	RB
huygens-treatise-2329	141	42	reach	reach	VB
huygens-treatise-2329	141	43	the	the	DT
huygens-treatise-2329	141	44	Earth	Earth	NNP
huygens-treatise-2329	141	45	till	till	IN
huygens-treatise-2329	141	46	after	after	IN
huygens-treatise-2329	141	47	another	another	DT
huygens-treatise-2329	141	48	hour	hour	NN
huygens-treatise-2329	141	49	.	.	.
huygens-treatise-2329	142	1	Let	let	VB
huygens-treatise-2329	142	2	us	-PRON-	PRP
huygens-treatise-2329	142	3	suppose	suppose	VB
huygens-treatise-2329	142	4	that	that	IN
huygens-treatise-2329	142	5	the	the	DT
huygens-treatise-2329	142	6	Earth	Earth	NNP
huygens-treatise-2329	142	7	in	in	IN
huygens-treatise-2329	142	8	these	these	DT
huygens-treatise-2329	142	9	two	two	CD
huygens-treatise-2329	142	10	hours	hour	NNS
huygens-treatise-2329	142	11	will	will	MD
huygens-treatise-2329	142	12	have	have	VB
huygens-treatise-2329	142	13	arrived	arrive	VBN
huygens-treatise-2329	142	14	at	at	IN
huygens-treatise-2329	142	15	E.	E.	NNP
huygens-treatise-2329	142	16	The	the	DT
huygens-treatise-2329	142	17	Earth	Earth	NNP
huygens-treatise-2329	142	18	then	then	RB
huygens-treatise-2329	142	19	,	,	,
huygens-treatise-2329	142	20	being	be	VBG
huygens-treatise-2329	142	21	at	at	IN
huygens-treatise-2329	142	22	E	e	NN
huygens-treatise-2329	142	23	,	,	,
huygens-treatise-2329	142	24	will	will	MD
huygens-treatise-2329	142	25	see	see	VB
huygens-treatise-2329	142	26	the	the	DT
huygens-treatise-2329	142	27	Eclipsed	Eclipsed	NNP
huygens-treatise-2329	142	28	Moon	Moon	NNP
huygens-treatise-2329	142	29	at	at	IN
huygens-treatise-2329	142	30	C	C	NNP
huygens-treatise-2329	142	31	,	,	,
huygens-treatise-2329	142	32	which	which	WDT
huygens-treatise-2329	142	33	it	-PRON-	PRP
huygens-treatise-2329	142	34	left	leave	VBD
huygens-treatise-2329	142	35	an	an	DT
huygens-treatise-2329	142	36	hour	hour	NN
huygens-treatise-2329	142	37	before	before	RB
huygens-treatise-2329	142	38	,	,	,
huygens-treatise-2329	142	39	and	and	CC
huygens-treatise-2329	142	40	at	at	IN
huygens-treatise-2329	142	41	the	the	DT
huygens-treatise-2329	142	42	same	same	JJ
huygens-treatise-2329	142	43	time	time	NN
huygens-treatise-2329	142	44	will	will	MD
huygens-treatise-2329	142	45	see	see	VB
huygens-treatise-2329	142	46	the	the	DT
huygens-treatise-2329	142	47	sun	sun	NN
huygens-treatise-2329	142	48	at	at	IN
huygens-treatise-2329	142	49	A.	a.	NN
huygens-treatise-2329	143	1	For	for	IN
huygens-treatise-2329	143	2	it	-PRON-	PRP
huygens-treatise-2329	143	3	being	be	VBG
huygens-treatise-2329	143	4	immovable	immovable	JJ
huygens-treatise-2329	143	5	,	,	,
huygens-treatise-2329	143	6	as	as	IN
huygens-treatise-2329	143	7	I	-PRON-	PRP
huygens-treatise-2329	143	8	suppose	suppose	VBP
huygens-treatise-2329	143	9	with	with	IN
huygens-treatise-2329	143	10	Copernicus	Copernicus	NNP
huygens-treatise-2329	143	11	,	,	,
huygens-treatise-2329	143	12	and	and	CC
huygens-treatise-2329	143	13	the	the	DT
huygens-treatise-2329	143	14	light	light	NN
huygens-treatise-2329	143	15	moving	move	VBG
huygens-treatise-2329	143	16	always	always	RB
huygens-treatise-2329	143	17	in	in	IN
huygens-treatise-2329	143	18	straight	straight	JJ
huygens-treatise-2329	143	19	lines	line	NNS
huygens-treatise-2329	143	20	,	,	,
huygens-treatise-2329	143	21	it	-PRON-	PRP
huygens-treatise-2329	143	22	must	must	MD
huygens-treatise-2329	143	23	always	always	RB
huygens-treatise-2329	143	24	appear	appear	VB
huygens-treatise-2329	143	25	where	where	WRB
huygens-treatise-2329	143	26	it	-PRON-	PRP
huygens-treatise-2329	143	27	is	be	VBZ
huygens-treatise-2329	143	28	.	.	.
huygens-treatise-2329	144	1	But	but	CC
huygens-treatise-2329	144	2	one	one	PRP
huygens-treatise-2329	144	3	has	have	VBZ
huygens-treatise-2329	144	4	always	always	RB
huygens-treatise-2329	144	5	observed	observe	VBN
huygens-treatise-2329	144	6	,	,	,
huygens-treatise-2329	144	7	we	-PRON-	PRP
huygens-treatise-2329	144	8	are	be	VBP
huygens-treatise-2329	144	9	told	tell	VBN
huygens-treatise-2329	144	10	,	,	,
huygens-treatise-2329	144	11	that	that	IN
huygens-treatise-2329	144	12	the	the	DT
huygens-treatise-2329	144	13	eclipsed	eclipse	VBN
huygens-treatise-2329	144	14	Moon	Moon	NNP
huygens-treatise-2329	144	15	appears	appear	VBZ
huygens-treatise-2329	144	16	at	at	IN
huygens-treatise-2329	144	17	the	the	DT
huygens-treatise-2329	144	18	point	point	NN
huygens-treatise-2329	144	19	of	of	IN
huygens-treatise-2329	144	20	the	the	DT
huygens-treatise-2329	144	21	Ecliptic	ecliptic	JJ
huygens-treatise-2329	144	22	opposite	opposite	NN
huygens-treatise-2329	144	23	to	to	IN
huygens-treatise-2329	144	24	the	the	DT
huygens-treatise-2329	144	25	Sun	Sun	NNP
huygens-treatise-2329	144	26	;	;	:
huygens-treatise-2329	144	27	and	and	CC
huygens-treatise-2329	144	28	yet	yet	RB
huygens-treatise-2329	144	29	here	here	RB
huygens-treatise-2329	144	30	it	-PRON-	PRP
huygens-treatise-2329	144	31	would	would	MD
huygens-treatise-2329	144	32	appear	appear	VB
huygens-treatise-2329	144	33	in	in	IN
huygens-treatise-2329	144	34	arrear	arrear	NN
huygens-treatise-2329	144	35	of	of	IN
huygens-treatise-2329	144	36	that	that	DT
huygens-treatise-2329	144	37	point	point	NN
huygens-treatise-2329	144	38	by	by	IN
huygens-treatise-2329	144	39	an	an	DT
huygens-treatise-2329	144	40	amount	amount	NN
huygens-treatise-2329	144	41	equal	equal	JJ
huygens-treatise-2329	144	42	to	to	IN
huygens-treatise-2329	144	43	the	the	DT
huygens-treatise-2329	144	44	angle	angle	NN
huygens-treatise-2329	144	45	GEC	GEC	NNP
huygens-treatise-2329	144	46	,	,	,
huygens-treatise-2329	144	47	the	the	DT
huygens-treatise-2329	144	48	supplement	supplement	NN
huygens-treatise-2329	144	49	of	of	IN
huygens-treatise-2329	144	50	AEC	AEC	NNP
huygens-treatise-2329	144	51	.	.	.
huygens-treatise-2329	145	1	This	this	DT
huygens-treatise-2329	145	2	,	,	,
huygens-treatise-2329	145	3	however	however	RB
huygens-treatise-2329	145	4	,	,	,
huygens-treatise-2329	145	5	is	be	VBZ
huygens-treatise-2329	145	6	contrary	contrary	JJ
huygens-treatise-2329	145	7	to	to	TO
huygens-treatise-2329	145	8	experience	experience	VB
huygens-treatise-2329	145	9	,	,	,
huygens-treatise-2329	145	10	since	since	IN
huygens-treatise-2329	145	11	the	the	DT
huygens-treatise-2329	145	12	angle	angle	NN
huygens-treatise-2329	145	13	GEC	GEC	NNP
huygens-treatise-2329	145	14	would	would	MD
huygens-treatise-2329	145	15	be	be	VB
huygens-treatise-2329	145	16	very	very	RB
huygens-treatise-2329	145	17	sensible	sensible	JJ
huygens-treatise-2329	145	18	,	,	,
huygens-treatise-2329	145	19	and	and	CC
huygens-treatise-2329	145	20	about	about	RB
huygens-treatise-2329	145	21	33	33	CD
huygens-treatise-2329	145	22	degrees	degree	NNS
huygens-treatise-2329	145	23	.	.	.
huygens-treatise-2329	146	1	Now	now	RB
huygens-treatise-2329	146	2	according	accord	VBG
huygens-treatise-2329	146	3	to	to	IN
huygens-treatise-2329	146	4	our	-PRON-	PRP$
huygens-treatise-2329	146	5	computation	computation	NN
huygens-treatise-2329	146	6	,	,	,
huygens-treatise-2329	146	7	which	which	WDT
huygens-treatise-2329	146	8	is	be	VBZ
huygens-treatise-2329	146	9	given	give	VBN
huygens-treatise-2329	146	10	in	in	IN
huygens-treatise-2329	146	11	the	the	DT
huygens-treatise-2329	146	12	Treatise	Treatise	NNP
huygens-treatise-2329	146	13	on	on	IN
huygens-treatise-2329	146	14	the	the	DT
huygens-treatise-2329	146	15	causes	cause	NNS
huygens-treatise-2329	146	16	of	of	IN
huygens-treatise-2329	146	17	the	the	DT
huygens-treatise-2329	146	18	phenomena	phenomenon	NNS
huygens-treatise-2329	146	19	of	of	IN
huygens-treatise-2329	146	20	Saturn	Saturn	NNP
huygens-treatise-2329	146	21	,	,	,
huygens-treatise-2329	146	22	the	the	DT
huygens-treatise-2329	146	23	distance	distance	NN
huygens-treatise-2329	146	24	BA	BA	NNP
huygens-treatise-2329	146	25	between	between	IN
huygens-treatise-2329	146	26	the	the	DT
huygens-treatise-2329	146	27	Earth	Earth	NNP
huygens-treatise-2329	146	28	and	and	CC
huygens-treatise-2329	146	29	the	the	DT
huygens-treatise-2329	146	30	Sun	Sun	NNP
huygens-treatise-2329	146	31	is	be	VBZ
huygens-treatise-2329	146	32	about	about	RB
huygens-treatise-2329	146	33	twelve	twelve	CD
huygens-treatise-2329	146	34	thousand	thousand	CD
huygens-treatise-2329	146	35	diameters	diameter	NNS
huygens-treatise-2329	146	36	of	of	IN
huygens-treatise-2329	146	37	the	the	DT
huygens-treatise-2329	146	38	Earth	Earth	NNP
huygens-treatise-2329	146	39	,	,	,
huygens-treatise-2329	146	40	and	and	CC
huygens-treatise-2329	146	41	hence	hence	RB
huygens-treatise-2329	146	42	four	four	CD
huygens-treatise-2329	146	43	hundred	hundred	CD
huygens-treatise-2329	146	44	times	time	NNS
huygens-treatise-2329	146	45	greater	great	JJR
huygens-treatise-2329	146	46	than	than	IN
huygens-treatise-2329	146	47	BC	BC	NNP
huygens-treatise-2329	146	48	the	the	DT
huygens-treatise-2329	146	49	distance	distance	NN
huygens-treatise-2329	146	50	of	of	IN
huygens-treatise-2329	146	51	the	the	DT
huygens-treatise-2329	146	52	Moon	Moon	NNP
huygens-treatise-2329	146	53	,	,	,
huygens-treatise-2329	146	54	which	which	WDT
huygens-treatise-2329	146	55	is	be	VBZ
huygens-treatise-2329	146	56	30	30	CD
huygens-treatise-2329	146	57	diameters	diameter	NNS
huygens-treatise-2329	146	58	.	.	.
huygens-treatise-2329	147	1	Then	then	RB
huygens-treatise-2329	147	2	the	the	DT
huygens-treatise-2329	147	3	angle	angle	NN
huygens-treatise-2329	147	4	ECB	ECB	NNP
huygens-treatise-2329	147	5	will	will	MD
huygens-treatise-2329	147	6	be	be	VB
huygens-treatise-2329	147	7	nearly	nearly	RB
huygens-treatise-2329	147	8	four	four	CD
huygens-treatise-2329	147	9	hundred	hundred	CD
huygens-treatise-2329	147	10	times	time	NNS
huygens-treatise-2329	147	11	greater	great	JJR
huygens-treatise-2329	147	12	than	than	IN
huygens-treatise-2329	147	13	BAE	BAE	NNP
huygens-treatise-2329	147	14	,	,	,
huygens-treatise-2329	147	15	which	which	WDT
huygens-treatise-2329	147	16	is	be	VBZ
huygens-treatise-2329	147	17	five	five	CD
huygens-treatise-2329	147	18	minutes	minute	NNS
huygens-treatise-2329	147	19	;	;	:
huygens-treatise-2329	147	20	namely	namely	RB
huygens-treatise-2329	147	21	,	,	,
huygens-treatise-2329	147	22	the	the	DT
huygens-treatise-2329	147	23	path	path	NN
huygens-treatise-2329	147	24	which	which	WDT
huygens-treatise-2329	147	25	the	the	DT
huygens-treatise-2329	147	26	earth	earth	NN
huygens-treatise-2329	147	27	travels	travel	VBZ
huygens-treatise-2329	147	28	in	in	IN
huygens-treatise-2329	147	29	two	two	CD
huygens-treatise-2329	147	30	hours	hour	NNS
huygens-treatise-2329	147	31	along	along	IN
huygens-treatise-2329	147	32	its	-PRON-	PRP$
huygens-treatise-2329	147	33	orbit	orbit	NN
huygens-treatise-2329	147	34	;	;	,
huygens-treatise-2329	147	35	and	and	CC
huygens-treatise-2329	147	36	thus	thus	RB
huygens-treatise-2329	147	37	the	the	DT
huygens-treatise-2329	147	38	angle	angle	NN
huygens-treatise-2329	147	39	BCE	BCE	NNP
huygens-treatise-2329	147	40	will	will	MD
huygens-treatise-2329	147	41	be	be	VB
huygens-treatise-2329	147	42	nearly	nearly	RB
huygens-treatise-2329	147	43	33	33	CD
huygens-treatise-2329	147	44	degrees	degree	NNS
huygens-treatise-2329	147	45	;	;	:
huygens-treatise-2329	147	46	and	and	CC
huygens-treatise-2329	147	47	likewise	likewise	RB
huygens-treatise-2329	147	48	the	the	DT
huygens-treatise-2329	147	49	angle	angle	NN
huygens-treatise-2329	147	50	CEG	CEG	NNP
huygens-treatise-2329	147	51	,	,	,
huygens-treatise-2329	147	52	which	which	WDT
huygens-treatise-2329	147	53	is	be	VBZ
huygens-treatise-2329	147	54	greater	great	JJR
huygens-treatise-2329	147	55	by	by	IN
huygens-treatise-2329	147	56	five	five	CD
huygens-treatise-2329	147	57	minutes	minute	NNS
huygens-treatise-2329	147	58	.	.	.
huygens-treatise-2329	148	1	But	but	CC
huygens-treatise-2329	148	2	it	-PRON-	PRP
huygens-treatise-2329	148	3	must	must	MD
huygens-treatise-2329	148	4	be	be	VB
huygens-treatise-2329	148	5	noted	note	VBN
huygens-treatise-2329	148	6	that	that	IN
huygens-treatise-2329	148	7	the	the	DT
huygens-treatise-2329	148	8	speed	speed	NN
huygens-treatise-2329	148	9	of	of	IN
huygens-treatise-2329	148	10	light	light	NN
huygens-treatise-2329	148	11	in	in	IN
huygens-treatise-2329	148	12	this	this	DT
huygens-treatise-2329	148	13	argument	argument	NN
huygens-treatise-2329	148	14	has	have	VBZ
huygens-treatise-2329	148	15	been	be	VBN
huygens-treatise-2329	148	16	assumed	assume	VBN
huygens-treatise-2329	148	17	such	such	JJ
huygens-treatise-2329	148	18	that	that	IN
huygens-treatise-2329	148	19	it	-PRON-	PRP
huygens-treatise-2329	148	20	takes	take	VBZ
huygens-treatise-2329	148	21	a	a	DT
huygens-treatise-2329	148	22	time	time	NN
huygens-treatise-2329	148	23	of	of	IN
huygens-treatise-2329	148	24	one	one	CD
huygens-treatise-2329	148	25	hour	hour	NN
huygens-treatise-2329	148	26	to	to	TO
huygens-treatise-2329	148	27	make	make	VB
huygens-treatise-2329	148	28	the	the	DT
huygens-treatise-2329	148	29	passage	passage	NN
huygens-treatise-2329	148	30	from	from	IN
huygens-treatise-2329	148	31	here	here	RB
huygens-treatise-2329	148	32	to	to	IN
huygens-treatise-2329	148	33	the	the	DT
huygens-treatise-2329	148	34	Moon	Moon	NNP
huygens-treatise-2329	148	35	.	.	.
huygens-treatise-2329	149	1	If	if	IN
huygens-treatise-2329	149	2	one	one	PRP
huygens-treatise-2329	149	3	supposes	suppose	VBZ
huygens-treatise-2329	149	4	that	that	DT
huygens-treatise-2329	149	5	for	for	IN
huygens-treatise-2329	149	6	this	this	DT
huygens-treatise-2329	149	7	it	-PRON-	PRP
huygens-treatise-2329	149	8	requires	require	VBZ
huygens-treatise-2329	149	9	only	only	RB
huygens-treatise-2329	149	10	one	one	CD
huygens-treatise-2329	149	11	minute	minute	NN
huygens-treatise-2329	149	12	of	of	IN
huygens-treatise-2329	149	13	time	time	NN
huygens-treatise-2329	149	14	,	,	,
huygens-treatise-2329	149	15	then	then	RB
huygens-treatise-2329	149	16	it	-PRON-	PRP
huygens-treatise-2329	149	17	is	be	VBZ
huygens-treatise-2329	149	18	manifest	manifest	JJ
huygens-treatise-2329	149	19	that	that	IN
huygens-treatise-2329	149	20	the	the	DT
huygens-treatise-2329	149	21	angle	angle	NN
huygens-treatise-2329	149	22	CEG	CEG	NNP
huygens-treatise-2329	149	23	will	will	MD
huygens-treatise-2329	149	24	only	only	RB
huygens-treatise-2329	149	25	be	be	VB
huygens-treatise-2329	149	26	33	33	CD
huygens-treatise-2329	149	27	minutes	minute	NNS
huygens-treatise-2329	149	28	;	;	:
huygens-treatise-2329	149	29	and	and	CC
huygens-treatise-2329	149	30	if	if	IN
huygens-treatise-2329	149	31	it	-PRON-	PRP
huygens-treatise-2329	149	32	requires	require	VBZ
huygens-treatise-2329	149	33	only	only	RB
huygens-treatise-2329	149	34	ten	ten	CD
huygens-treatise-2329	149	35	seconds	second	NNS
huygens-treatise-2329	149	36	of	of	IN
huygens-treatise-2329	149	37	time	time	NN
huygens-treatise-2329	149	38	,	,	,
huygens-treatise-2329	149	39	the	the	DT
huygens-treatise-2329	149	40	angle	angle	NN
huygens-treatise-2329	149	41	will	will	MD
huygens-treatise-2329	149	42	be	be	VB
huygens-treatise-2329	149	43	less	less	JJR
huygens-treatise-2329	149	44	than	than	IN
huygens-treatise-2329	149	45	six	six	CD
huygens-treatise-2329	149	46	minutes	minute	NNS
huygens-treatise-2329	149	47	.	.	.
huygens-treatise-2329	150	1	And	and	CC
huygens-treatise-2329	150	2	then	then	RB
huygens-treatise-2329	150	3	it	-PRON-	PRP
huygens-treatise-2329	150	4	will	will	MD
huygens-treatise-2329	150	5	not	not	RB
huygens-treatise-2329	150	6	be	be	VB
huygens-treatise-2329	150	7	easy	easy	JJ
huygens-treatise-2329	150	8	to	to	TO
huygens-treatise-2329	150	9	perceive	perceive	VB
huygens-treatise-2329	150	10	anything	anything	NN
huygens-treatise-2329	150	11	of	of	IN
huygens-treatise-2329	150	12	it	-PRON-	PRP
huygens-treatise-2329	150	13	in	in	IN
huygens-treatise-2329	150	14	observations	observation	NNS
huygens-treatise-2329	150	15	of	of	IN
huygens-treatise-2329	150	16	the	the	DT
huygens-treatise-2329	150	17	Eclipse	Eclipse	NNP
huygens-treatise-2329	150	18	;	;	:
huygens-treatise-2329	150	19	nor	nor	CC
huygens-treatise-2329	150	20	,	,	,
huygens-treatise-2329	150	21	consequently	consequently	RB
huygens-treatise-2329	150	22	,	,	,
huygens-treatise-2329	150	23	will	will	MD
huygens-treatise-2329	150	24	it	-PRON-	PRP
huygens-treatise-2329	150	25	be	be	VB
huygens-treatise-2329	150	26	permissible	permissible	JJ
huygens-treatise-2329	150	27	to	to	TO
huygens-treatise-2329	150	28	deduce	deduce	VB
huygens-treatise-2329	150	29	from	from	IN
huygens-treatise-2329	150	30	it	-PRON-	PRP
huygens-treatise-2329	150	31	that	that	IN
huygens-treatise-2329	150	32	the	the	DT
huygens-treatise-2329	150	33	movement	movement	NN
huygens-treatise-2329	150	34	of	of	IN
huygens-treatise-2329	150	35	light	light	NN
huygens-treatise-2329	150	36	is	be	VBZ
huygens-treatise-2329	150	37	instantaneous	instantaneous	JJ
huygens-treatise-2329	150	38	.	.	.
huygens-treatise-2329	151	1	It	-PRON-	PRP
huygens-treatise-2329	151	2	is	be	VBZ
huygens-treatise-2329	151	3	true	true	JJ
huygens-treatise-2329	151	4	that	that	IN
huygens-treatise-2329	151	5	we	-PRON-	PRP
huygens-treatise-2329	151	6	are	be	VBP
huygens-treatise-2329	151	7	here	here	RB
huygens-treatise-2329	151	8	supposing	suppose	VBG
huygens-treatise-2329	151	9	a	a	DT
huygens-treatise-2329	151	10	strange	strange	JJ
huygens-treatise-2329	151	11	velocity	velocity	NN
huygens-treatise-2329	151	12	that	that	WDT
huygens-treatise-2329	151	13	would	would	MD
huygens-treatise-2329	151	14	be	be	VB
huygens-treatise-2329	151	15	a	a	DT
huygens-treatise-2329	151	16	hundred	hundred	CD
huygens-treatise-2329	151	17	thousand	thousand	CD
huygens-treatise-2329	151	18	times	time	NNS
huygens-treatise-2329	151	19	greater	great	JJR
huygens-treatise-2329	151	20	than	than	IN
huygens-treatise-2329	151	21	that	that	DT
huygens-treatise-2329	151	22	of	of	IN
huygens-treatise-2329	151	23	Sound	Sound	NNP
huygens-treatise-2329	151	24	.	.	.
huygens-treatise-2329	152	1	For	for	IN
huygens-treatise-2329	152	2	Sound	Sound	NNP
huygens-treatise-2329	152	3	,	,	,
huygens-treatise-2329	152	4	according	accord	VBG
huygens-treatise-2329	152	5	to	to	IN
huygens-treatise-2329	152	6	what	what	WP
huygens-treatise-2329	152	7	I	-PRON-	PRP
huygens-treatise-2329	152	8	have	have	VBP
huygens-treatise-2329	152	9	observed	observe	VBN
huygens-treatise-2329	152	10	,	,	,
huygens-treatise-2329	152	11	travels	travel	VBZ
huygens-treatise-2329	152	12	about	about	IN
huygens-treatise-2329	152	13	180	180	CD
huygens-treatise-2329	152	14	Toises	toise	NNS
huygens-treatise-2329	152	15	in	in	IN
huygens-treatise-2329	152	16	the	the	DT
huygens-treatise-2329	152	17	time	time	NN
huygens-treatise-2329	152	18	of	of	IN
huygens-treatise-2329	152	19	one	one	CD
huygens-treatise-2329	152	20	Second	Second	NNP
huygens-treatise-2329	152	21	,	,	,
huygens-treatise-2329	152	22	or	or	CC
huygens-treatise-2329	152	23	in	in	IN
huygens-treatise-2329	152	24	about	about	RB
huygens-treatise-2329	152	25	one	one	CD
huygens-treatise-2329	152	26	beat	beat	NN
huygens-treatise-2329	152	27	of	of	IN
huygens-treatise-2329	152	28	the	the	DT
huygens-treatise-2329	152	29	pulse	pulse	NN
huygens-treatise-2329	152	30	.	.	.
huygens-treatise-2329	153	1	But	but	CC
huygens-treatise-2329	153	2	this	this	DT
huygens-treatise-2329	153	3	supposition	supposition	NN
huygens-treatise-2329	153	4	ought	ought	MD
huygens-treatise-2329	153	5	not	not	RB
huygens-treatise-2329	153	6	to	to	TO
huygens-treatise-2329	153	7	seem	seem	VB
huygens-treatise-2329	153	8	to	to	TO
huygens-treatise-2329	153	9	be	be	VB
huygens-treatise-2329	153	10	an	an	DT
huygens-treatise-2329	153	11	impossibility	impossibility	NN
huygens-treatise-2329	153	12	;	;	:
huygens-treatise-2329	153	13	since	since	IN
huygens-treatise-2329	153	14	it	-PRON-	PRP
huygens-treatise-2329	153	15	is	be	VBZ
huygens-treatise-2329	153	16	not	not	RB
huygens-treatise-2329	153	17	a	a	DT
huygens-treatise-2329	153	18	question	question	NN
huygens-treatise-2329	153	19	of	of	IN
huygens-treatise-2329	153	20	the	the	DT
huygens-treatise-2329	153	21	transport	transport	NN
huygens-treatise-2329	153	22	of	of	IN
huygens-treatise-2329	153	23	a	a	DT
huygens-treatise-2329	153	24	body	body	NN
huygens-treatise-2329	153	25	with	with	IN
huygens-treatise-2329	153	26	so	so	RB
huygens-treatise-2329	153	27	great	great	JJ
huygens-treatise-2329	153	28	a	a	DT
huygens-treatise-2329	153	29	speed	speed	NN
huygens-treatise-2329	153	30	,	,	,
huygens-treatise-2329	153	31	but	but	CC
huygens-treatise-2329	153	32	of	of	IN
huygens-treatise-2329	153	33	a	a	DT
huygens-treatise-2329	153	34	successive	successive	JJ
huygens-treatise-2329	153	35	movement	movement	NN
huygens-treatise-2329	153	36	which	which	WDT
huygens-treatise-2329	153	37	is	be	VBZ
huygens-treatise-2329	153	38	passed	pass	VBN
huygens-treatise-2329	153	39	on	on	RP
huygens-treatise-2329	153	40	from	from	IN
huygens-treatise-2329	153	41	some	some	DT
huygens-treatise-2329	153	42	bodies	body	NNS
huygens-treatise-2329	153	43	to	to	IN
huygens-treatise-2329	153	44	others	other	NNS
huygens-treatise-2329	153	45	.	.	.
huygens-treatise-2329	154	1	I	-PRON-	PRP
huygens-treatise-2329	154	2	have	have	VBP
huygens-treatise-2329	154	3	then	then	RB
huygens-treatise-2329	154	4	made	make	VBN
huygens-treatise-2329	154	5	no	no	DT
huygens-treatise-2329	154	6	difficulty	difficulty	NN
huygens-treatise-2329	154	7	,	,	,
huygens-treatise-2329	154	8	in	in	IN
huygens-treatise-2329	154	9	meditating	meditate	VBG
huygens-treatise-2329	154	10	on	on	IN
huygens-treatise-2329	154	11	these	these	DT
huygens-treatise-2329	154	12	things	thing	NNS
huygens-treatise-2329	154	13	,	,	,
huygens-treatise-2329	154	14	in	in	IN
huygens-treatise-2329	154	15	supposing	suppose	VBG
huygens-treatise-2329	154	16	that	that	IN
huygens-treatise-2329	154	17	the	the	DT
huygens-treatise-2329	154	18	emanation	emanation	NN
huygens-treatise-2329	154	19	of	of	IN
huygens-treatise-2329	154	20	light	light	NN
huygens-treatise-2329	154	21	is	be	VBZ
huygens-treatise-2329	154	22	accomplished	accomplish	VBN
huygens-treatise-2329	154	23	with	with	IN
huygens-treatise-2329	154	24	time	time	NN
huygens-treatise-2329	154	25	,	,	,
huygens-treatise-2329	154	26	seeing	see	VBG
huygens-treatise-2329	154	27	that	that	IN
huygens-treatise-2329	154	28	in	in	IN
huygens-treatise-2329	154	29	this	this	DT
huygens-treatise-2329	154	30	way	way	NN
huygens-treatise-2329	154	31	all	all	PDT
huygens-treatise-2329	154	32	its	-PRON-	PRP$
huygens-treatise-2329	154	33	phenomena	phenomenon	NNS
huygens-treatise-2329	154	34	can	can	MD
huygens-treatise-2329	154	35	be	be	VB
huygens-treatise-2329	154	36	explained	explain	VBN
huygens-treatise-2329	154	37	,	,	,
huygens-treatise-2329	154	38	and	and	CC
huygens-treatise-2329	154	39	that	that	IN
huygens-treatise-2329	154	40	in	in	IN
huygens-treatise-2329	154	41	following	follow	VBG
huygens-treatise-2329	154	42	the	the	DT
huygens-treatise-2329	154	43	contrary	contrary	JJ
huygens-treatise-2329	154	44	opinion	opinion	NN
huygens-treatise-2329	154	45	everything	everything	NN
huygens-treatise-2329	154	46	is	be	VBZ
huygens-treatise-2329	154	47	incomprehensible	incomprehensible	JJ
huygens-treatise-2329	154	48	.	.	.
huygens-treatise-2329	155	1	For	for	IN
huygens-treatise-2329	155	2	it	-PRON-	PRP
huygens-treatise-2329	155	3	has	have	VBZ
huygens-treatise-2329	155	4	always	always	RB
huygens-treatise-2329	155	5	seemed	seem	VBN
huygens-treatise-2329	155	6	tome	tome	NN
huygens-treatise-2329	155	7	that	that	IN
huygens-treatise-2329	155	8	even	even	RB
huygens-treatise-2329	155	9	Mr.	Mr.	NNP
huygens-treatise-2329	155	10	Des	Des	NNP
huygens-treatise-2329	155	11	Cartes	Cartes	NNP
huygens-treatise-2329	155	12	,	,	,
huygens-treatise-2329	155	13	whose	whose	WP$
huygens-treatise-2329	155	14	aim	aim	NN
huygens-treatise-2329	155	15	has	have	VBZ
huygens-treatise-2329	155	16	been	be	VBN
huygens-treatise-2329	155	17	to	to	TO
huygens-treatise-2329	155	18	treat	treat	VB
huygens-treatise-2329	155	19	all	all	PDT
huygens-treatise-2329	155	20	the	the	DT
huygens-treatise-2329	155	21	subjects	subject	NNS
huygens-treatise-2329	155	22	of	of	IN
huygens-treatise-2329	155	23	Physics	Physics	NNP
huygens-treatise-2329	155	24	intelligibly	intelligibly	RB
huygens-treatise-2329	155	25	,	,	,
huygens-treatise-2329	155	26	and	and	CC
huygens-treatise-2329	155	27	who	who	WP
huygens-treatise-2329	155	28	assuredly	assuredly	RB
huygens-treatise-2329	155	29	has	have	VBZ
huygens-treatise-2329	155	30	succeeded	succeed	VBN
huygens-treatise-2329	155	31	in	in	IN
huygens-treatise-2329	155	32	this	this	DT
huygens-treatise-2329	155	33	better	well	JJR
huygens-treatise-2329	155	34	than	than	IN
huygens-treatise-2329	155	35	any	any	DT
huygens-treatise-2329	155	36	one	one	CD
huygens-treatise-2329	155	37	before	before	IN
huygens-treatise-2329	155	38	him	-PRON-	PRP
huygens-treatise-2329	155	39	,	,	,
huygens-treatise-2329	155	40	has	have	VBZ
huygens-treatise-2329	155	41	said	say	VBN
huygens-treatise-2329	155	42	nothing	nothing	NN
huygens-treatise-2329	155	43	that	that	WDT
huygens-treatise-2329	155	44	is	be	VBZ
huygens-treatise-2329	155	45	not	not	RB
huygens-treatise-2329	155	46	full	full	JJ
huygens-treatise-2329	155	47	of	of	IN
huygens-treatise-2329	155	48	difficulties	difficulty	NNS
huygens-treatise-2329	155	49	,	,	,
huygens-treatise-2329	155	50	or	or	CC
huygens-treatise-2329	155	51	even	even	RB
huygens-treatise-2329	155	52	inconceivable	inconceivable	JJ
huygens-treatise-2329	155	53	,	,	,
huygens-treatise-2329	155	54	in	in	IN
huygens-treatise-2329	155	55	dealing	deal	VBG
huygens-treatise-2329	155	56	with	with	IN
huygens-treatise-2329	155	57	Light	light	NN
huygens-treatise-2329	155	58	and	and	CC
huygens-treatise-2329	155	59	its	-PRON-	PRP$
huygens-treatise-2329	155	60	properties	property	NNS
huygens-treatise-2329	155	61	.	.	.
huygens-treatise-2329	156	1	But	but	CC
huygens-treatise-2329	156	2	that	that	IN
huygens-treatise-2329	156	3	which	which	WDT
huygens-treatise-2329	156	4	I	-PRON-	PRP
huygens-treatise-2329	156	5	employed	employ	VBD
huygens-treatise-2329	156	6	only	only	RB
huygens-treatise-2329	156	7	as	as	IN
huygens-treatise-2329	156	8	a	a	DT
huygens-treatise-2329	156	9	hypothesis	hypothesis	NN
huygens-treatise-2329	156	10	,	,	,
huygens-treatise-2329	156	11	has	have	VBZ
huygens-treatise-2329	156	12	recently	recently	RB
huygens-treatise-2329	156	13	received	receive	VBN
huygens-treatise-2329	156	14	great	great	JJ
huygens-treatise-2329	156	15	seemingness	seemingness	NN
huygens-treatise-2329	156	16	as	as	IN
huygens-treatise-2329	156	17	an	an	DT
huygens-treatise-2329	156	18	established	establish	VBN
huygens-treatise-2329	156	19	truth	truth	NN
huygens-treatise-2329	156	20	by	by	IN
huygens-treatise-2329	156	21	the	the	DT
huygens-treatise-2329	156	22	ingenious	ingenious	JJ
huygens-treatise-2329	156	23	proof	proof	NN
huygens-treatise-2329	156	24	of	of	IN
huygens-treatise-2329	156	25	Mr.	Mr.	NNP
huygens-treatise-2329	156	26	Römer	Römer	NNP
huygens-treatise-2329	156	27	which	which	WDT
huygens-treatise-2329	156	28	I	-PRON-	PRP
huygens-treatise-2329	156	29	am	be	VBP
huygens-treatise-2329	156	30	going	go	VBG
huygens-treatise-2329	156	31	here	here	RB
huygens-treatise-2329	156	32	to	to	TO
huygens-treatise-2329	156	33	relate	relate	VB
huygens-treatise-2329	156	34	,	,	,
huygens-treatise-2329	156	35	expecting	expect	VBG
huygens-treatise-2329	156	36	him	-PRON-	PRP
huygens-treatise-2329	156	37	himself	-PRON-	PRP
huygens-treatise-2329	156	38	to	to	TO
huygens-treatise-2329	156	39	give	give	VB
huygens-treatise-2329	156	40	all	all	DT
huygens-treatise-2329	156	41	that	that	WDT
huygens-treatise-2329	156	42	is	be	VBZ
huygens-treatise-2329	156	43	needed	need	VBN
huygens-treatise-2329	156	44	for	for	IN
huygens-treatise-2329	156	45	its	-PRON-	PRP$
huygens-treatise-2329	156	46	confirmation	confirmation	NN
huygens-treatise-2329	156	47	.	.	.
huygens-treatise-2329	157	1	It	-PRON-	PRP
huygens-treatise-2329	157	2	is	be	VBZ
huygens-treatise-2329	157	3	founded	found	VBN
huygens-treatise-2329	157	4	as	as	IN
huygens-treatise-2329	157	5	is	be	VBZ
huygens-treatise-2329	157	6	the	the	DT
huygens-treatise-2329	157	7	preceding	precede	VBG
huygens-treatise-2329	157	8	argument	argument	NN
huygens-treatise-2329	157	9	upon	upon	IN
huygens-treatise-2329	157	10	celestial	celestial	JJ
huygens-treatise-2329	157	11	observations	observation	NNS
huygens-treatise-2329	157	12	,	,	,
huygens-treatise-2329	157	13	and	and	CC
huygens-treatise-2329	157	14	proves	prove	VBZ
huygens-treatise-2329	157	15	not	not	RB
huygens-treatise-2329	157	16	only	only	RB
huygens-treatise-2329	157	17	that	that	IN
huygens-treatise-2329	157	18	Light	light	NN
huygens-treatise-2329	157	19	takes	take	VBZ
huygens-treatise-2329	157	20	time	time	NN
huygens-treatise-2329	157	21	for	for	IN
huygens-treatise-2329	157	22	its	-PRON-	PRP$
huygens-treatise-2329	157	23	passage	passage	NN
huygens-treatise-2329	157	24	,	,	,
huygens-treatise-2329	157	25	but	but	CC
huygens-treatise-2329	157	26	also	also	RB
huygens-treatise-2329	157	27	demonstrates	demonstrate	VBZ
huygens-treatise-2329	157	28	how	how	WRB
huygens-treatise-2329	157	29	much	much	JJ
huygens-treatise-2329	157	30	time	time	NN
huygens-treatise-2329	157	31	it	-PRON-	PRP
huygens-treatise-2329	157	32	takes	take	VBZ
huygens-treatise-2329	157	33	,	,	,
huygens-treatise-2329	157	34	and	and	CC
huygens-treatise-2329	157	35	that	that	IN
huygens-treatise-2329	157	36	its	-PRON-	PRP$
huygens-treatise-2329	157	37	velocity	velocity	NN
huygens-treatise-2329	157	38	is	be	VBZ
huygens-treatise-2329	157	39	even	even	RB
huygens-treatise-2329	157	40	at	at	IN
huygens-treatise-2329	157	41	least	least	JJS
huygens-treatise-2329	157	42	six	six	CD
huygens-treatise-2329	157	43	times	time	NNS
huygens-treatise-2329	157	44	greater	great	JJR
huygens-treatise-2329	157	45	than	than	IN
huygens-treatise-2329	157	46	that	that	DT
huygens-treatise-2329	157	47	which	which	WDT
huygens-treatise-2329	157	48	I	-PRON-	PRP
huygens-treatise-2329	157	49	have	have	VBP
huygens-treatise-2329	157	50	just	just	RB
huygens-treatise-2329	157	51	stated	state	VBN
huygens-treatise-2329	157	52	.	.	.
huygens-treatise-2329	158	1	For	for	IN
huygens-treatise-2329	158	2	this	this	DT
huygens-treatise-2329	158	3	he	-PRON-	PRP
huygens-treatise-2329	158	4	makes	make	VBZ
huygens-treatise-2329	158	5	use	use	NN
huygens-treatise-2329	158	6	of	of	IN
huygens-treatise-2329	158	7	the	the	DT
huygens-treatise-2329	158	8	Eclipses	Eclipses	NNPS
huygens-treatise-2329	158	9	suffered	suffer	VBN
huygens-treatise-2329	158	10	by	by	IN
huygens-treatise-2329	158	11	the	the	DT
huygens-treatise-2329	158	12	little	little	JJ
huygens-treatise-2329	158	13	planets	planet	NNS
huygens-treatise-2329	158	14	which	which	WDT
huygens-treatise-2329	158	15	revolve	revolve	VBP
huygens-treatise-2329	158	16	around	around	IN
huygens-treatise-2329	158	17	Jupiter	Jupiter	NNP
huygens-treatise-2329	158	18	,	,	,
huygens-treatise-2329	158	19	and	and	CC
huygens-treatise-2329	158	20	which	which	WDT
huygens-treatise-2329	158	21	often	often	RB
huygens-treatise-2329	158	22	enter	enter	VBP
huygens-treatise-2329	158	23	his	-PRON-	PRP$
huygens-treatise-2329	158	24	shadow	shadow	NN
huygens-treatise-2329	158	25	:	:	:
huygens-treatise-2329	158	26	and	and	CC
huygens-treatise-2329	158	27	see	see	VB
huygens-treatise-2329	158	28	what	what	WP
huygens-treatise-2329	158	29	is	be	VBZ
huygens-treatise-2329	158	30	his	-PRON-	PRP$
huygens-treatise-2329	158	31	reasoning	reasoning	NN
huygens-treatise-2329	158	32	.	.	.
huygens-treatise-2329	159	1	Let	let	VB
huygens-treatise-2329	159	2	A	a	DT
huygens-treatise-2329	159	3	be	be	VB
huygens-treatise-2329	159	4	the	the	DT
huygens-treatise-2329	159	5	Sun	Sun	NNP
huygens-treatise-2329	159	6	,	,	,
huygens-treatise-2329	159	7	BCDE	BCDE	NNP
huygens-treatise-2329	159	8	the	the	DT
huygens-treatise-2329	159	9	annual	annual	JJ
huygens-treatise-2329	159	10	orbit	orbit	NN
huygens-treatise-2329	159	11	of	of	IN
huygens-treatise-2329	159	12	the	the	DT
huygens-treatise-2329	159	13	Earth	Earth	NNP
huygens-treatise-2329	159	14	,	,	,
huygens-treatise-2329	159	15	F	F	NNP
huygens-treatise-2329	159	16	Jupiter	Jupiter	NNP
huygens-treatise-2329	159	17	,	,	,
huygens-treatise-2329	159	18	GN	GN	NNP
huygens-treatise-2329	159	19	the	the	DT
huygens-treatise-2329	159	20	orbit	orbit	NN
huygens-treatise-2329	159	21	of	of	IN
huygens-treatise-2329	159	22	the	the	DT
huygens-treatise-2329	159	23	nearest	near	JJS
huygens-treatise-2329	159	24	of	of	IN
huygens-treatise-2329	159	25	his	-PRON-	PRP$
huygens-treatise-2329	159	26	Satellites	Satellites	NNPS
huygens-treatise-2329	159	27	,	,	,
huygens-treatise-2329	159	28	for	for	IN
huygens-treatise-2329	159	29	it	-PRON-	PRP
huygens-treatise-2329	159	30	is	be	VBZ
huygens-treatise-2329	159	31	this	this	DT
huygens-treatise-2329	159	32	one	one	CD
huygens-treatise-2329	159	33	which	which	WDT
huygens-treatise-2329	159	34	is	be	VBZ
huygens-treatise-2329	159	35	more	more	RBR
huygens-treatise-2329	159	36	apt	apt	JJ
huygens-treatise-2329	159	37	for	for	IN
huygens-treatise-2329	159	38	this	this	DT
huygens-treatise-2329	159	39	investigation	investigation	NN
huygens-treatise-2329	159	40	than	than	IN
huygens-treatise-2329	159	41	any	any	DT
huygens-treatise-2329	159	42	of	of	IN
huygens-treatise-2329	159	43	the	the	DT
huygens-treatise-2329	159	44	other	other	JJ
huygens-treatise-2329	159	45	three	three	CD
huygens-treatise-2329	159	46	,	,	,
huygens-treatise-2329	159	47	because	because	IN
huygens-treatise-2329	159	48	of	of	IN
huygens-treatise-2329	159	49	the	the	DT
huygens-treatise-2329	159	50	quickness	quickness	NN
huygens-treatise-2329	159	51	of	of	IN
huygens-treatise-2329	159	52	its	-PRON-	PRP$
huygens-treatise-2329	159	53	revolution	revolution	NN
huygens-treatise-2329	159	54	.	.	.
huygens-treatise-2329	160	1	Let	let	VB
huygens-treatise-2329	160	2	G	g	NN
huygens-treatise-2329	160	3	be	be	VB
huygens-treatise-2329	160	4	this	this	DT
huygens-treatise-2329	160	5	Satellite	Satellite	NNP
huygens-treatise-2329	160	6	entering	enter	VBG
huygens-treatise-2329	160	7	into	into	IN
huygens-treatise-2329	160	8	the	the	DT
huygens-treatise-2329	160	9	shadow	shadow	NN
huygens-treatise-2329	160	10	of	of	IN
huygens-treatise-2329	160	11	Jupiter	Jupiter	NNP
huygens-treatise-2329	160	12	,	,	,
huygens-treatise-2329	160	13	H	H	NNP
huygens-treatise-2329	160	14	the	the	DT
huygens-treatise-2329	160	15	same	same	JJ
huygens-treatise-2329	160	16	Satellite	Satellite	NNP
huygens-treatise-2329	160	17	emerging	emerge	VBG
huygens-treatise-2329	160	18	from	from	IN
huygens-treatise-2329	160	19	the	the	DT
huygens-treatise-2329	160	20	shadow	shadow	NN
huygens-treatise-2329	160	21	.	.	.
huygens-treatise-2329	161	1	[	[	-LRB-
huygens-treatise-2329	161	2	Illustration	illustration	NN
huygens-treatise-2329	161	3	]	]	-RRB-
huygens-treatise-2329	161	4	Let	let	VB
huygens-treatise-2329	161	5	it	-PRON-	PRP
huygens-treatise-2329	161	6	be	be	VB
huygens-treatise-2329	161	7	then	then	RB
huygens-treatise-2329	161	8	supposed	suppose	VBN
huygens-treatise-2329	161	9	,	,	,
huygens-treatise-2329	161	10	the	the	DT
huygens-treatise-2329	161	11	Earth	Earth	NNP
huygens-treatise-2329	161	12	being	be	VBG
huygens-treatise-2329	161	13	at	at	IN
huygens-treatise-2329	161	14	B	b	NN
huygens-treatise-2329	161	15	some	some	DT
huygens-treatise-2329	161	16	time	time	NN
huygens-treatise-2329	161	17	before	before	IN
huygens-treatise-2329	161	18	the	the	DT
huygens-treatise-2329	161	19	last	last	JJ
huygens-treatise-2329	161	20	quadrature	quadrature	NN
huygens-treatise-2329	161	21	,	,	,
huygens-treatise-2329	161	22	that	that	IN
huygens-treatise-2329	161	23	one	one	PRP
huygens-treatise-2329	161	24	has	have	VBZ
huygens-treatise-2329	161	25	seen	see	VBN
huygens-treatise-2329	161	26	the	the	DT
huygens-treatise-2329	161	27	said	say	VBN
huygens-treatise-2329	161	28	Satellite	Satellite	NNP
huygens-treatise-2329	161	29	emerge	emerge	NN
huygens-treatise-2329	161	30	from	from	IN
huygens-treatise-2329	161	31	the	the	DT
huygens-treatise-2329	161	32	shadow	shadow	NN
huygens-treatise-2329	161	33	;	;	:
huygens-treatise-2329	161	34	it	-PRON-	PRP
huygens-treatise-2329	161	35	must	must	MD
huygens-treatise-2329	161	36	needs	needs	VB
huygens-treatise-2329	161	37	be	be	VB
huygens-treatise-2329	161	38	,	,	,
huygens-treatise-2329	161	39	if	if	IN
huygens-treatise-2329	161	40	the	the	DT
huygens-treatise-2329	161	41	Earth	Earth	NNP
huygens-treatise-2329	161	42	remains	remain	VBZ
huygens-treatise-2329	161	43	at	at	IN
huygens-treatise-2329	161	44	the	the	DT
huygens-treatise-2329	161	45	same	same	JJ
huygens-treatise-2329	161	46	place	place	NN
huygens-treatise-2329	161	47	,	,	,
huygens-treatise-2329	161	48	that	that	IN
huygens-treatise-2329	161	49	,	,	,
huygens-treatise-2329	161	50	after	after	IN
huygens-treatise-2329	161	51	42	42	CD
huygens-treatise-2329	161	52	-	-	SYM
huygens-treatise-2329	161	53	1/2	1/2	CD
huygens-treatise-2329	161	54	hours	hour	NNS
huygens-treatise-2329	161	55	,	,	,
huygens-treatise-2329	161	56	one	one	PRP
huygens-treatise-2329	161	57	would	would	MD
huygens-treatise-2329	161	58	again	again	RB
huygens-treatise-2329	161	59	see	see	VB
huygens-treatise-2329	161	60	a	a	DT
huygens-treatise-2329	161	61	similar	similar	JJ
huygens-treatise-2329	161	62	emergence	emergence	NN
huygens-treatise-2329	161	63	,	,	,
huygens-treatise-2329	161	64	because	because	IN
huygens-treatise-2329	161	65	that	that	DT
huygens-treatise-2329	161	66	is	be	VBZ
huygens-treatise-2329	161	67	the	the	DT
huygens-treatise-2329	161	68	time	time	NN
huygens-treatise-2329	161	69	in	in	IN
huygens-treatise-2329	161	70	which	which	WDT
huygens-treatise-2329	161	71	it	-PRON-	PRP
huygens-treatise-2329	161	72	makes	make	VBZ
huygens-treatise-2329	161	73	the	the	DT
huygens-treatise-2329	161	74	round	round	NN
huygens-treatise-2329	161	75	of	of	IN
huygens-treatise-2329	161	76	its	-PRON-	PRP$
huygens-treatise-2329	161	77	orbit	orbit	NN
huygens-treatise-2329	161	78	,	,	,
huygens-treatise-2329	161	79	and	and	CC
huygens-treatise-2329	161	80	when	when	WRB
huygens-treatise-2329	161	81	it	-PRON-	PRP
huygens-treatise-2329	161	82	would	would	MD
huygens-treatise-2329	161	83	come	come	VB
huygens-treatise-2329	161	84	again	again	RB
huygens-treatise-2329	161	85	into	into	IN
huygens-treatise-2329	161	86	opposition	opposition	NN
huygens-treatise-2329	161	87	to	to	IN
huygens-treatise-2329	161	88	the	the	DT
huygens-treatise-2329	161	89	Sun	Sun	NNP
huygens-treatise-2329	161	90	.	.	.
huygens-treatise-2329	162	1	And	and	CC
huygens-treatise-2329	162	2	if	if	IN
huygens-treatise-2329	162	3	the	the	DT
huygens-treatise-2329	162	4	Earth	Earth	NNP
huygens-treatise-2329	162	5	,	,	,
huygens-treatise-2329	162	6	for	for	IN
huygens-treatise-2329	162	7	instance	instance	NN
huygens-treatise-2329	162	8	,	,	,
huygens-treatise-2329	162	9	were	be	VBD
huygens-treatise-2329	162	10	to	to	TO
huygens-treatise-2329	162	11	remain	remain	VB
huygens-treatise-2329	162	12	always	always	RB
huygens-treatise-2329	162	13	at	at	IN
huygens-treatise-2329	162	14	B	b	NN
huygens-treatise-2329	162	15	during	during	IN
huygens-treatise-2329	162	16	30	30	CD
huygens-treatise-2329	162	17	revolutions	revolution	NNS
huygens-treatise-2329	162	18	of	of	IN
huygens-treatise-2329	162	19	this	this	DT
huygens-treatise-2329	162	20	Satellite	Satellite	NNP
huygens-treatise-2329	162	21	,	,	,
huygens-treatise-2329	162	22	one	one	PRP
huygens-treatise-2329	162	23	would	would	MD
huygens-treatise-2329	162	24	see	see	VB
huygens-treatise-2329	162	25	it	-PRON-	PRP
huygens-treatise-2329	162	26	again	again	RB
huygens-treatise-2329	162	27	emerge	emerge	VB
huygens-treatise-2329	162	28	from	from	IN
huygens-treatise-2329	162	29	the	the	DT
huygens-treatise-2329	162	30	shadow	shadow	NN
huygens-treatise-2329	162	31	after	after	IN
huygens-treatise-2329	162	32	30	30	CD
huygens-treatise-2329	162	33	times	time	NNS
huygens-treatise-2329	162	34	42	42	CD
huygens-treatise-2329	162	35	-	-	HYPH
huygens-treatise-2329	162	36	1/2	1/2	CD
huygens-treatise-2329	162	37	hours	hour	NNS
huygens-treatise-2329	162	38	.	.	.
huygens-treatise-2329	163	1	But	but	CC
huygens-treatise-2329	163	2	the	the	DT
huygens-treatise-2329	163	3	Earth	Earth	NNP
huygens-treatise-2329	163	4	having	have	VBG
huygens-treatise-2329	163	5	been	be	VBN
huygens-treatise-2329	163	6	carried	carry	VBN
huygens-treatise-2329	163	7	along	along	RB
huygens-treatise-2329	163	8	during	during	IN
huygens-treatise-2329	163	9	this	this	DT
huygens-treatise-2329	163	10	time	time	NN
huygens-treatise-2329	163	11	to	to	IN
huygens-treatise-2329	163	12	C	C	NNP
huygens-treatise-2329	163	13	,	,	,
huygens-treatise-2329	163	14	increasing	increase	VBG
huygens-treatise-2329	163	15	thus	thus	RB
huygens-treatise-2329	163	16	its	-PRON-	PRP$
huygens-treatise-2329	163	17	distance	distance	NN
huygens-treatise-2329	163	18	from	from	IN
huygens-treatise-2329	163	19	Jupiter	Jupiter	NNP
huygens-treatise-2329	163	20	,	,	,
huygens-treatise-2329	163	21	it	-PRON-	PRP
huygens-treatise-2329	163	22	follows	follow	VBZ
huygens-treatise-2329	163	23	that	that	IN
huygens-treatise-2329	163	24	if	if	IN
huygens-treatise-2329	163	25	Light	Light	NNP
huygens-treatise-2329	163	26	requires	require	VBZ
huygens-treatise-2329	163	27	time	time	NN
huygens-treatise-2329	163	28	for	for	IN
huygens-treatise-2329	163	29	its	-PRON-	PRP$
huygens-treatise-2329	163	30	passage	passage	NN
huygens-treatise-2329	163	31	the	the	DT
huygens-treatise-2329	163	32	illumination	illumination	NN
huygens-treatise-2329	163	33	of	of	IN
huygens-treatise-2329	163	34	the	the	DT
huygens-treatise-2329	163	35	little	little	JJ
huygens-treatise-2329	163	36	planet	planet	NN
huygens-treatise-2329	163	37	will	will	MD
huygens-treatise-2329	163	38	be	be	VB
huygens-treatise-2329	163	39	perceived	perceive	VBN
huygens-treatise-2329	163	40	later	later	RBR
huygens-treatise-2329	163	41	at	at	IN
huygens-treatise-2329	163	42	C	c	NN
huygens-treatise-2329	163	43	than	than	IN
huygens-treatise-2329	163	44	it	-PRON-	PRP
huygens-treatise-2329	163	45	would	would	MD
huygens-treatise-2329	163	46	have	have	VB
huygens-treatise-2329	163	47	been	be	VBN
huygens-treatise-2329	163	48	at	at	IN
huygens-treatise-2329	163	49	B	b	NN
huygens-treatise-2329	163	50	,	,	,
huygens-treatise-2329	163	51	and	and	CC
huygens-treatise-2329	163	52	that	that	IN
huygens-treatise-2329	163	53	there	there	EX
huygens-treatise-2329	163	54	must	must	MD
huygens-treatise-2329	163	55	be	be	VB
huygens-treatise-2329	163	56	added	add	VBN
huygens-treatise-2329	163	57	to	to	IN
huygens-treatise-2329	163	58	this	this	DT
huygens-treatise-2329	163	59	time	time	NN
huygens-treatise-2329	163	60	of	of	IN
huygens-treatise-2329	163	61	30	30	CD
huygens-treatise-2329	163	62	times	time	NNS
huygens-treatise-2329	163	63	42	42	CD
huygens-treatise-2329	163	64	-	-	SYM
huygens-treatise-2329	163	65	1/2	1/2	CD
huygens-treatise-2329	163	66	hours	hour	NNS
huygens-treatise-2329	163	67	that	that	WDT
huygens-treatise-2329	163	68	which	which	WDT
huygens-treatise-2329	163	69	the	the	DT
huygens-treatise-2329	163	70	Light	light	NN
huygens-treatise-2329	163	71	has	have	VBZ
huygens-treatise-2329	163	72	required	require	VBN
huygens-treatise-2329	163	73	to	to	TO
huygens-treatise-2329	163	74	traverse	traverse	VB
huygens-treatise-2329	163	75	the	the	DT
huygens-treatise-2329	163	76	space	space	NN
huygens-treatise-2329	163	77	MC	MC	NNP
huygens-treatise-2329	163	78	,	,	,
huygens-treatise-2329	163	79	the	the	DT
huygens-treatise-2329	163	80	difference	difference	NN
huygens-treatise-2329	163	81	of	of	IN
huygens-treatise-2329	163	82	the	the	DT
huygens-treatise-2329	163	83	spaces	space	NNS
huygens-treatise-2329	163	84	CH	CH	NNP
huygens-treatise-2329	163	85	,	,	,
huygens-treatise-2329	163	86	BH	BH	NNP
huygens-treatise-2329	163	87	.	.	.
huygens-treatise-2329	164	1	Similarly	similarly	RB
huygens-treatise-2329	164	2	at	at	IN
huygens-treatise-2329	164	3	the	the	DT
huygens-treatise-2329	164	4	other	other	JJ
huygens-treatise-2329	164	5	quadrature	quadrature	NN
huygens-treatise-2329	164	6	when	when	WRB
huygens-treatise-2329	164	7	the	the	DT
huygens-treatise-2329	164	8	earth	earth	NN
huygens-treatise-2329	164	9	has	have	VBZ
huygens-treatise-2329	164	10	come	come	VBN
huygens-treatise-2329	164	11	to	to	IN
huygens-treatise-2329	164	12	E	e	NN
huygens-treatise-2329	164	13	from	from	IN
huygens-treatise-2329	164	14	D	d	NN
huygens-treatise-2329	164	15	while	while	IN
huygens-treatise-2329	164	16	approaching	approach	VBG
huygens-treatise-2329	164	17	toward	toward	IN
huygens-treatise-2329	164	18	Jupiter	Jupiter	NNP
huygens-treatise-2329	164	19	,	,	,
huygens-treatise-2329	164	20	the	the	DT
huygens-treatise-2329	164	21	immersions	immersion	NNS
huygens-treatise-2329	164	22	of	of	IN
huygens-treatise-2329	164	23	the	the	DT
huygens-treatise-2329	164	24	Satellite	Satellite	NNP
huygens-treatise-2329	164	25	ought	ought	MD
huygens-treatise-2329	164	26	to	to	TO
huygens-treatise-2329	164	27	be	be	VB
huygens-treatise-2329	164	28	observed	observe	VBN
huygens-treatise-2329	164	29	at	at	IN
huygens-treatise-2329	164	30	E	e	NN
huygens-treatise-2329	164	31	earlier	early	RBR
huygens-treatise-2329	164	32	than	than	IN
huygens-treatise-2329	164	33	they	-PRON-	PRP
huygens-treatise-2329	164	34	would	would	MD
huygens-treatise-2329	164	35	have	have	VB
huygens-treatise-2329	164	36	been	be	VBN
huygens-treatise-2329	164	37	seen	see	VBN
huygens-treatise-2329	164	38	if	if	IN
huygens-treatise-2329	164	39	the	the	DT
huygens-treatise-2329	164	40	Earth	Earth	NNP
huygens-treatise-2329	164	41	had	have	VBD
huygens-treatise-2329	164	42	remained	remain	VBN
huygens-treatise-2329	164	43	at	at	IN
huygens-treatise-2329	164	44	D.	D.	NNP
huygens-treatise-2329	164	45	Now	now	RB
huygens-treatise-2329	164	46	in	in	IN
huygens-treatise-2329	164	47	quantities	quantity	NNS
huygens-treatise-2329	164	48	of	of	IN
huygens-treatise-2329	164	49	observations	observation	NNS
huygens-treatise-2329	164	50	of	of	IN
huygens-treatise-2329	164	51	these	these	DT
huygens-treatise-2329	164	52	Eclipses	eclipse	NNS
huygens-treatise-2329	164	53	,	,	,
huygens-treatise-2329	164	54	made	make	VBN
huygens-treatise-2329	164	55	during	during	IN
huygens-treatise-2329	164	56	ten	ten	CD
huygens-treatise-2329	164	57	consecutive	consecutive	JJ
huygens-treatise-2329	164	58	years	year	NNS
huygens-treatise-2329	164	59	,	,	,
huygens-treatise-2329	164	60	these	these	DT
huygens-treatise-2329	164	61	differences	difference	NNS
huygens-treatise-2329	164	62	have	have	VBP
huygens-treatise-2329	164	63	been	be	VBN
huygens-treatise-2329	164	64	found	find	VBN
huygens-treatise-2329	164	65	to	to	TO
huygens-treatise-2329	164	66	be	be	VB
huygens-treatise-2329	164	67	very	very	RB
huygens-treatise-2329	164	68	considerable	considerable	JJ
huygens-treatise-2329	164	69	,	,	,
huygens-treatise-2329	164	70	such	such	JJ
huygens-treatise-2329	164	71	as	as	IN
huygens-treatise-2329	164	72	ten	ten	CD
huygens-treatise-2329	164	73	minutes	minute	NNS
huygens-treatise-2329	164	74	and	and	CC
huygens-treatise-2329	164	75	more	more	JJR
huygens-treatise-2329	164	76	;	;	:
huygens-treatise-2329	164	77	and	and	CC
huygens-treatise-2329	164	78	from	from	IN
huygens-treatise-2329	164	79	them	-PRON-	PRP
huygens-treatise-2329	164	80	it	-PRON-	PRP
huygens-treatise-2329	164	81	has	have	VBZ
huygens-treatise-2329	164	82	been	be	VBN
huygens-treatise-2329	164	83	concluded	conclude	VBN
huygens-treatise-2329	164	84	that	that	IN
huygens-treatise-2329	164	85	in	in	IN
huygens-treatise-2329	164	86	order	order	NN
huygens-treatise-2329	164	87	to	to	TO
huygens-treatise-2329	164	88	traverse	traverse	VB
huygens-treatise-2329	164	89	the	the	DT
huygens-treatise-2329	164	90	whole	whole	JJ
huygens-treatise-2329	164	91	diameter	diameter	NN
huygens-treatise-2329	164	92	of	of	IN
huygens-treatise-2329	164	93	the	the	DT
huygens-treatise-2329	164	94	annual	annual	JJ
huygens-treatise-2329	164	95	orbit	orbit	NN
huygens-treatise-2329	164	96	KL	KL	NNP
huygens-treatise-2329	164	97	,	,	,
huygens-treatise-2329	164	98	which	which	WDT
huygens-treatise-2329	164	99	is	be	VBZ
huygens-treatise-2329	164	100	double	double	PDT
huygens-treatise-2329	164	101	the	the	DT
huygens-treatise-2329	164	102	distance	distance	NN
huygens-treatise-2329	164	103	from	from	IN
huygens-treatise-2329	164	104	here	here	RB
huygens-treatise-2329	164	105	to	to	IN
huygens-treatise-2329	164	106	the	the	DT
huygens-treatise-2329	164	107	sun	sun	NN
huygens-treatise-2329	164	108	,	,	,
huygens-treatise-2329	164	109	Light	Light	NNP
huygens-treatise-2329	164	110	requires	require	VBZ
huygens-treatise-2329	164	111	about	about	RB
huygens-treatise-2329	164	112	22	22	CD
huygens-treatise-2329	164	113	minutes	minute	NNS
huygens-treatise-2329	164	114	of	of	IN
huygens-treatise-2329	164	115	time	time	NN
huygens-treatise-2329	164	116	.	.	.
huygens-treatise-2329	165	1	The	the	DT
huygens-treatise-2329	165	2	movement	movement	NN
huygens-treatise-2329	165	3	of	of	IN
huygens-treatise-2329	165	4	Jupiter	Jupiter	NNP
huygens-treatise-2329	165	5	in	in	IN
huygens-treatise-2329	165	6	his	-PRON-	PRP$
huygens-treatise-2329	165	7	orbit	orbit	NN
huygens-treatise-2329	165	8	while	while	IN
huygens-treatise-2329	165	9	the	the	DT
huygens-treatise-2329	165	10	Earth	Earth	NNP
huygens-treatise-2329	165	11	passed	pass	VBD
huygens-treatise-2329	165	12	from	from	IN
huygens-treatise-2329	165	13	B	b	NN
huygens-treatise-2329	165	14	to	to	IN
huygens-treatise-2329	165	15	C	c	NN
huygens-treatise-2329	165	16	,	,	,
huygens-treatise-2329	165	17	or	or	CC
huygens-treatise-2329	165	18	from	from	IN
huygens-treatise-2329	165	19	D	d	NN
huygens-treatise-2329	165	20	to	to	IN
huygens-treatise-2329	165	21	E	e	NN
huygens-treatise-2329	165	22	,	,	,
huygens-treatise-2329	165	23	is	be	VBZ
huygens-treatise-2329	165	24	included	include	VBN
huygens-treatise-2329	165	25	in	in	IN
huygens-treatise-2329	165	26	this	this	DT
huygens-treatise-2329	165	27	calculation	calculation	NN
huygens-treatise-2329	165	28	;	;	:
huygens-treatise-2329	165	29	and	and	CC
huygens-treatise-2329	165	30	this	this	DT
huygens-treatise-2329	165	31	makes	make	VBZ
huygens-treatise-2329	165	32	it	-PRON-	PRP
huygens-treatise-2329	165	33	evident	evident	JJ
huygens-treatise-2329	165	34	that	that	IN
huygens-treatise-2329	165	35	one	one	PRP
huygens-treatise-2329	165	36	can	can	MD
huygens-treatise-2329	165	37	not	not	RB
huygens-treatise-2329	165	38	attribute	attribute	VB
huygens-treatise-2329	165	39	the	the	DT
huygens-treatise-2329	165	40	retardation	retardation	NN
huygens-treatise-2329	165	41	of	of	IN
huygens-treatise-2329	165	42	these	these	DT
huygens-treatise-2329	165	43	illuminations	illumination	NNS
huygens-treatise-2329	165	44	or	or	CC
huygens-treatise-2329	165	45	the	the	DT
huygens-treatise-2329	165	46	anticipation	anticipation	NN
huygens-treatise-2329	165	47	of	of	IN
huygens-treatise-2329	165	48	the	the	DT
huygens-treatise-2329	165	49	eclipses	eclipse	NNS
huygens-treatise-2329	165	50	,	,	,
huygens-treatise-2329	165	51	either	either	CC
huygens-treatise-2329	165	52	to	to	IN
huygens-treatise-2329	165	53	any	any	DT
huygens-treatise-2329	165	54	irregularity	irregularity	NN
huygens-treatise-2329	165	55	occurring	occur	VBG
huygens-treatise-2329	165	56	in	in	IN
huygens-treatise-2329	165	57	the	the	DT
huygens-treatise-2329	165	58	movement	movement	NN
huygens-treatise-2329	165	59	of	of	IN
huygens-treatise-2329	165	60	the	the	DT
huygens-treatise-2329	165	61	little	little	JJ
huygens-treatise-2329	165	62	planet	planet	NN
huygens-treatise-2329	165	63	or	or	CC
huygens-treatise-2329	165	64	to	to	IN
huygens-treatise-2329	165	65	its	-PRON-	PRP$
huygens-treatise-2329	165	66	eccentricity	eccentricity	NN
huygens-treatise-2329	165	67	.	.	.
huygens-treatise-2329	166	1	If	if	IN
huygens-treatise-2329	166	2	one	one	PRP
huygens-treatise-2329	166	3	considers	consider	VBZ
huygens-treatise-2329	166	4	the	the	DT
huygens-treatise-2329	166	5	vast	vast	JJ
huygens-treatise-2329	166	6	size	size	NN
huygens-treatise-2329	166	7	of	of	IN
huygens-treatise-2329	166	8	the	the	DT
huygens-treatise-2329	166	9	diameter	diameter	NN
huygens-treatise-2329	166	10	KL	KL	NNP
huygens-treatise-2329	166	11	,	,	,
huygens-treatise-2329	166	12	which	which	WDT
huygens-treatise-2329	166	13	according	accord	VBG
huygens-treatise-2329	166	14	to	to	IN
huygens-treatise-2329	166	15	me	-PRON-	PRP
huygens-treatise-2329	166	16	is	be	VBZ
huygens-treatise-2329	166	17	some	some	DT
huygens-treatise-2329	166	18	24	24	CD
huygens-treatise-2329	166	19	thousand	thousand	CD
huygens-treatise-2329	166	20	diameters	diameter	NNS
huygens-treatise-2329	166	21	of	of	IN
huygens-treatise-2329	166	22	the	the	DT
huygens-treatise-2329	166	23	Earth	Earth	NNP
huygens-treatise-2329	166	24	,	,	,
huygens-treatise-2329	166	25	one	one	PRP
huygens-treatise-2329	166	26	will	will	MD
huygens-treatise-2329	166	27	acknowledge	acknowledge	VB
huygens-treatise-2329	166	28	the	the	DT
huygens-treatise-2329	166	29	extreme	extreme	JJ
huygens-treatise-2329	166	30	velocity	velocity	NN
huygens-treatise-2329	166	31	of	of	IN
huygens-treatise-2329	166	32	Light	Light	NNP
huygens-treatise-2329	166	33	.	.	.
huygens-treatise-2329	167	1	For	for	IN
huygens-treatise-2329	167	2	,	,	,
huygens-treatise-2329	167	3	supposing	suppose	VBG
huygens-treatise-2329	167	4	that	that	IN
huygens-treatise-2329	167	5	KL	KL	NNP
huygens-treatise-2329	167	6	is	be	VBZ
huygens-treatise-2329	167	7	no	no	DT
huygens-treatise-2329	167	8	more	more	JJR
huygens-treatise-2329	167	9	than	than	IN
huygens-treatise-2329	167	10	22	22	CD
huygens-treatise-2329	167	11	thousand	thousand	CD
huygens-treatise-2329	167	12	of	of	IN
huygens-treatise-2329	167	13	these	these	DT
huygens-treatise-2329	167	14	diameters	diameter	NNS
huygens-treatise-2329	167	15	,	,	,
huygens-treatise-2329	167	16	it	-PRON-	PRP
huygens-treatise-2329	167	17	appears	appear	VBZ
huygens-treatise-2329	167	18	that	that	IN
huygens-treatise-2329	167	19	being	be	VBG
huygens-treatise-2329	167	20	traversed	traverse	VBN
huygens-treatise-2329	167	21	in	in	IN
huygens-treatise-2329	167	22	22	22	CD
huygens-treatise-2329	167	23	minutes	minute	NNS
huygens-treatise-2329	167	24	this	this	DT
huygens-treatise-2329	167	25	makes	make	VBZ
huygens-treatise-2329	167	26	the	the	DT
huygens-treatise-2329	167	27	speed	speed	NN
huygens-treatise-2329	167	28	a	a	DT
huygens-treatise-2329	167	29	thousand	thousand	CD
huygens-treatise-2329	167	30	diameters	diameter	NNS
huygens-treatise-2329	167	31	in	in	IN
huygens-treatise-2329	167	32	one	one	CD
huygens-treatise-2329	167	33	minute	minute	NN
huygens-treatise-2329	167	34	,	,	,
huygens-treatise-2329	167	35	that	that	RB
huygens-treatise-2329	167	36	is	is	RB
huygens-treatise-2329	167	37	16	16	CD
huygens-treatise-2329	167	38	-	-	SYM
huygens-treatise-2329	167	39	2/3	2/3	CD
huygens-treatise-2329	167	40	diameters	diameter	NNS
huygens-treatise-2329	167	41	in	in	IN
huygens-treatise-2329	167	42	one	one	CD
huygens-treatise-2329	167	43	second	second	NN
huygens-treatise-2329	167	44	or	or	CC
huygens-treatise-2329	167	45	in	in	IN
huygens-treatise-2329	167	46	one	one	CD
huygens-treatise-2329	167	47	beat	beat	NN
huygens-treatise-2329	167	48	of	of	IN
huygens-treatise-2329	167	49	the	the	DT
huygens-treatise-2329	167	50	pulse	pulse	NN
huygens-treatise-2329	167	51	,	,	,
huygens-treatise-2329	167	52	which	which	WDT
huygens-treatise-2329	167	53	makes	make	VBZ
huygens-treatise-2329	167	54	more	more	JJR
huygens-treatise-2329	167	55	than	than	IN
huygens-treatise-2329	167	56	11	11	CD
huygens-treatise-2329	167	57	hundred	hundred	CD
huygens-treatise-2329	167	58	times	time	NNS
huygens-treatise-2329	167	59	a	a	DT
huygens-treatise-2329	167	60	hundred	hundred	CD
huygens-treatise-2329	167	61	thousand	thousand	CD
huygens-treatise-2329	167	62	toises	toise	NNS
huygens-treatise-2329	167	63	;	;	:
huygens-treatise-2329	167	64	since	since	IN
huygens-treatise-2329	167	65	the	the	DT
huygens-treatise-2329	167	66	diameter	diameter	NN
huygens-treatise-2329	167	67	of	of	IN
huygens-treatise-2329	167	68	the	the	DT
huygens-treatise-2329	167	69	Earth	Earth	NNP
huygens-treatise-2329	167	70	contains	contain	VBZ
huygens-treatise-2329	167	71	2,865	2,865	CD
huygens-treatise-2329	167	72	leagues	league	NNS
huygens-treatise-2329	167	73	,	,	,
huygens-treatise-2329	167	74	reckoned	reckon	VBD
huygens-treatise-2329	167	75	at	at	IN
huygens-treatise-2329	167	76	25	25	CD
huygens-treatise-2329	167	77	to	to	IN
huygens-treatise-2329	167	78	the	the	DT
huygens-treatise-2329	167	79	degree	degree	NN
huygens-treatise-2329	167	80	,	,	,
huygens-treatise-2329	167	81	and	and	CC
huygens-treatise-2329	167	82	each	each	DT
huygens-treatise-2329	167	83	each	each	DT
huygens-treatise-2329	167	84	league	league	NN
huygens-treatise-2329	167	85	is	be	VBZ
huygens-treatise-2329	167	86	2,282	2,282	CD
huygens-treatise-2329	167	87	Toises	Toises	NNPS
huygens-treatise-2329	167	88	,	,	,
huygens-treatise-2329	167	89	according	accord	VBG
huygens-treatise-2329	167	90	to	to	IN
huygens-treatise-2329	167	91	the	the	DT
huygens-treatise-2329	167	92	exact	exact	JJ
huygens-treatise-2329	167	93	measurement	measurement	NN
huygens-treatise-2329	167	94	which	which	WDT
huygens-treatise-2329	167	95	Mr.	Mr.	NNP
huygens-treatise-2329	167	96	Picard	Picard	NNP
huygens-treatise-2329	167	97	made	make	VBN
huygens-treatise-2329	167	98	by	by	IN
huygens-treatise-2329	167	99	order	order	NN
huygens-treatise-2329	167	100	of	of	IN
huygens-treatise-2329	167	101	the	the	DT
huygens-treatise-2329	167	102	King	King	NNP
huygens-treatise-2329	167	103	in	in	IN
huygens-treatise-2329	167	104	1669	1669	CD
huygens-treatise-2329	167	105	.	.	.
huygens-treatise-2329	168	1	But	but	CC
huygens-treatise-2329	168	2	Sound	Sound	NNP
huygens-treatise-2329	168	3	,	,	,
huygens-treatise-2329	168	4	as	as	IN
huygens-treatise-2329	168	5	I	-PRON-	PRP
huygens-treatise-2329	168	6	have	have	VBP
huygens-treatise-2329	168	7	said	say	VBD
huygens-treatise-2329	168	8	above	above	RB
huygens-treatise-2329	168	9	,	,	,
huygens-treatise-2329	168	10	only	only	RB
huygens-treatise-2329	168	11	travels	travel	VBZ
huygens-treatise-2329	168	12	180	180	CD
huygens-treatise-2329	168	13	toises	toise	NNS
huygens-treatise-2329	168	14	in	in	IN
huygens-treatise-2329	168	15	the	the	DT
huygens-treatise-2329	168	16	same	same	JJ
huygens-treatise-2329	168	17	time	time	NN
huygens-treatise-2329	168	18	of	of	IN
huygens-treatise-2329	168	19	one	one	CD
huygens-treatise-2329	168	20	second	second	NN
huygens-treatise-2329	168	21	:	:	:
huygens-treatise-2329	168	22	hence	hence	RB
huygens-treatise-2329	168	23	the	the	DT
huygens-treatise-2329	168	24	velocity	velocity	NN
huygens-treatise-2329	168	25	of	of	IN
huygens-treatise-2329	168	26	Light	light	NN
huygens-treatise-2329	168	27	is	be	VBZ
huygens-treatise-2329	168	28	more	more	JJR
huygens-treatise-2329	168	29	than	than	IN
huygens-treatise-2329	168	30	six	six	CD
huygens-treatise-2329	168	31	hundred	hundred	CD
huygens-treatise-2329	168	32	thousand	thousand	CD
huygens-treatise-2329	168	33	times	time	NNS
huygens-treatise-2329	168	34	greater	great	JJR
huygens-treatise-2329	168	35	than	than	IN
huygens-treatise-2329	168	36	that	that	DT
huygens-treatise-2329	168	37	of	of	IN
huygens-treatise-2329	168	38	Sound	Sound	NNP
huygens-treatise-2329	168	39	.	.	.
huygens-treatise-2329	169	1	This	this	DT
huygens-treatise-2329	169	2	,	,	,
huygens-treatise-2329	169	3	however	however	RB
huygens-treatise-2329	169	4	,	,	,
huygens-treatise-2329	169	5	is	be	VBZ
huygens-treatise-2329	169	6	quite	quite	PDT
huygens-treatise-2329	169	7	another	another	DT
huygens-treatise-2329	169	8	thing	thing	NN
huygens-treatise-2329	169	9	from	from	IN
huygens-treatise-2329	169	10	being	be	VBG
huygens-treatise-2329	169	11	instantaneous	instantaneous	JJ
huygens-treatise-2329	169	12	,	,	,
huygens-treatise-2329	169	13	since	since	IN
huygens-treatise-2329	169	14	there	there	EX
huygens-treatise-2329	169	15	is	be	VBZ
huygens-treatise-2329	169	16	all	all	PDT
huygens-treatise-2329	169	17	the	the	DT
huygens-treatise-2329	169	18	difference	difference	NN
huygens-treatise-2329	169	19	between	between	IN
huygens-treatise-2329	169	20	a	a	DT
huygens-treatise-2329	169	21	finite	finite	JJ
huygens-treatise-2329	169	22	thing	thing	NN
huygens-treatise-2329	169	23	and	and	CC
huygens-treatise-2329	169	24	an	an	DT
huygens-treatise-2329	169	25	infinite	infinite	NN
huygens-treatise-2329	169	26	.	.	.
huygens-treatise-2329	170	1	Now	now	RB
huygens-treatise-2329	170	2	the	the	DT
huygens-treatise-2329	170	3	successive	successive	JJ
huygens-treatise-2329	170	4	movement	movement	NN
huygens-treatise-2329	170	5	of	of	IN
huygens-treatise-2329	170	6	Light	Light	NNP
huygens-treatise-2329	170	7	being	be	VBG
huygens-treatise-2329	170	8	confirmed	confirm	VBN
huygens-treatise-2329	170	9	in	in	IN
huygens-treatise-2329	170	10	this	this	DT
huygens-treatise-2329	170	11	way	way	NN
huygens-treatise-2329	170	12	,	,	,
huygens-treatise-2329	170	13	it	-PRON-	PRP
huygens-treatise-2329	170	14	follows	follow	VBZ
huygens-treatise-2329	170	15	,	,	,
huygens-treatise-2329	170	16	as	as	IN
huygens-treatise-2329	170	17	I	-PRON-	PRP
huygens-treatise-2329	170	18	have	have	VBP
huygens-treatise-2329	170	19	said	say	VBD
huygens-treatise-2329	170	20	,	,	,
huygens-treatise-2329	170	21	that	that	IN
huygens-treatise-2329	170	22	it	-PRON-	PRP
huygens-treatise-2329	170	23	spreads	spread	VBZ
huygens-treatise-2329	170	24	by	by	IN
huygens-treatise-2329	170	25	spherical	spherical	JJ
huygens-treatise-2329	170	26	waves	wave	NNS
huygens-treatise-2329	170	27	,	,	,
huygens-treatise-2329	170	28	like	like	IN
huygens-treatise-2329	170	29	the	the	DT
huygens-treatise-2329	170	30	movement	movement	NN
huygens-treatise-2329	170	31	of	of	IN
huygens-treatise-2329	170	32	Sound	Sound	NNP
huygens-treatise-2329	170	33	.	.	.
huygens-treatise-2329	171	1	But	but	CC
huygens-treatise-2329	171	2	if	if	IN
huygens-treatise-2329	171	3	the	the	DT
huygens-treatise-2329	171	4	one	one	NN
huygens-treatise-2329	171	5	resembles	resemble	VBZ
huygens-treatise-2329	171	6	the	the	DT
huygens-treatise-2329	171	7	other	other	JJ
huygens-treatise-2329	171	8	in	in	IN
huygens-treatise-2329	171	9	this	this	DT
huygens-treatise-2329	171	10	respect	respect	NN
huygens-treatise-2329	171	11	,	,	,
huygens-treatise-2329	171	12	they	-PRON-	PRP
huygens-treatise-2329	171	13	differ	differ	VBP
huygens-treatise-2329	171	14	in	in	IN
huygens-treatise-2329	171	15	many	many	JJ
huygens-treatise-2329	171	16	other	other	JJ
huygens-treatise-2329	171	17	things	thing	NNS
huygens-treatise-2329	171	18	;	;	:
huygens-treatise-2329	171	19	to	to	IN
huygens-treatise-2329	171	20	wit	wit	NN
huygens-treatise-2329	171	21	,	,	,
huygens-treatise-2329	171	22	in	in	IN
huygens-treatise-2329	171	23	the	the	DT
huygens-treatise-2329	171	24	first	first	JJ
huygens-treatise-2329	171	25	production	production	NN
huygens-treatise-2329	171	26	of	of	IN
huygens-treatise-2329	171	27	the	the	DT
huygens-treatise-2329	171	28	movement	movement	NN
huygens-treatise-2329	171	29	which	which	WDT
huygens-treatise-2329	171	30	causes	cause	VBZ
huygens-treatise-2329	171	31	them	-PRON-	PRP
huygens-treatise-2329	171	32	;	;	:
huygens-treatise-2329	171	33	in	in	IN
huygens-treatise-2329	171	34	the	the	DT
huygens-treatise-2329	171	35	matter	matter	NN
huygens-treatise-2329	171	36	in	in	IN
huygens-treatise-2329	171	37	which	which	WDT
huygens-treatise-2329	171	38	the	the	DT
huygens-treatise-2329	171	39	movement	movement	NN
huygens-treatise-2329	171	40	spreads	spread	VBZ
huygens-treatise-2329	171	41	;	;	:
huygens-treatise-2329	171	42	and	and	CC
huygens-treatise-2329	171	43	in	in	IN
huygens-treatise-2329	171	44	the	the	DT
huygens-treatise-2329	171	45	manner	manner	NN
huygens-treatise-2329	171	46	in	in	IN
huygens-treatise-2329	171	47	which	which	WDT
huygens-treatise-2329	171	48	it	-PRON-	PRP
huygens-treatise-2329	171	49	is	be	VBZ
huygens-treatise-2329	171	50	propagated	propagate	VBN
huygens-treatise-2329	171	51	.	.	.
huygens-treatise-2329	172	1	As	as	IN
huygens-treatise-2329	172	2	to	to	IN
huygens-treatise-2329	172	3	that	that	DT
huygens-treatise-2329	172	4	which	which	WDT
huygens-treatise-2329	172	5	occurs	occur	VBZ
huygens-treatise-2329	172	6	in	in	IN
huygens-treatise-2329	172	7	the	the	DT
huygens-treatise-2329	172	8	production	production	NN
huygens-treatise-2329	172	9	of	of	IN
huygens-treatise-2329	172	10	Sound	Sound	NNP
huygens-treatise-2329	172	11	,	,	,
huygens-treatise-2329	172	12	one	one	NN
huygens-treatise-2329	172	13	knows	know	VBZ
huygens-treatise-2329	172	14	that	that	IN
huygens-treatise-2329	172	15	it	-PRON-	PRP
huygens-treatise-2329	172	16	is	be	VBZ
huygens-treatise-2329	172	17	occasioned	occasion	VBN
huygens-treatise-2329	172	18	by	by	IN
huygens-treatise-2329	172	19	the	the	DT
huygens-treatise-2329	172	20	agitation	agitation	NN
huygens-treatise-2329	172	21	undergone	undergo	VBN
huygens-treatise-2329	172	22	by	by	IN
huygens-treatise-2329	172	23	an	an	DT
huygens-treatise-2329	172	24	entire	entire	JJ
huygens-treatise-2329	172	25	body	body	NN
huygens-treatise-2329	172	26	,	,	,
huygens-treatise-2329	172	27	or	or	CC
huygens-treatise-2329	172	28	by	by	IN
huygens-treatise-2329	172	29	a	a	DT
huygens-treatise-2329	172	30	considerable	considerable	JJ
huygens-treatise-2329	172	31	part	part	NN
huygens-treatise-2329	172	32	of	of	IN
huygens-treatise-2329	172	33	one	one	CD
huygens-treatise-2329	172	34	,	,	,
huygens-treatise-2329	172	35	which	which	WDT
huygens-treatise-2329	172	36	shakes	shake	VBZ
huygens-treatise-2329	172	37	all	all	PDT
huygens-treatise-2329	172	38	the	the	DT
huygens-treatise-2329	172	39	contiguous	contiguous	JJ
huygens-treatise-2329	172	40	air	air	NN
huygens-treatise-2329	172	41	.	.	.
huygens-treatise-2329	173	1	But	but	CC
huygens-treatise-2329	173	2	the	the	DT
huygens-treatise-2329	173	3	movement	movement	NN
huygens-treatise-2329	173	4	of	of	IN
huygens-treatise-2329	173	5	the	the	DT
huygens-treatise-2329	173	6	Light	Light	NNP
huygens-treatise-2329	173	7	must	must	MD
huygens-treatise-2329	173	8	originate	originate	VB
huygens-treatise-2329	173	9	as	as	IN
huygens-treatise-2329	173	10	from	from	IN
huygens-treatise-2329	173	11	each	each	DT
huygens-treatise-2329	173	12	point	point	NN
huygens-treatise-2329	173	13	of	of	IN
huygens-treatise-2329	173	14	the	the	DT
huygens-treatise-2329	173	15	luminous	luminous	JJ
huygens-treatise-2329	173	16	object	object	NN
huygens-treatise-2329	173	17	,	,	,
huygens-treatise-2329	173	18	else	else	RB
huygens-treatise-2329	173	19	we	-PRON-	PRP
huygens-treatise-2329	173	20	should	should	MD
huygens-treatise-2329	173	21	not	not	RB
huygens-treatise-2329	173	22	be	be	VB
huygens-treatise-2329	173	23	able	able	JJ
huygens-treatise-2329	173	24	to	to	TO
huygens-treatise-2329	173	25	perceive	perceive	VB
huygens-treatise-2329	173	26	all	all	PDT
huygens-treatise-2329	173	27	the	the	DT
huygens-treatise-2329	173	28	different	different	JJ
huygens-treatise-2329	173	29	parts	part	NNS
huygens-treatise-2329	173	30	of	of	IN
huygens-treatise-2329	173	31	that	that	DT
huygens-treatise-2329	173	32	object	object	NN
huygens-treatise-2329	173	33	,	,	,
huygens-treatise-2329	173	34	as	as	IN
huygens-treatise-2329	173	35	will	will	MD
huygens-treatise-2329	173	36	be	be	VB
huygens-treatise-2329	173	37	more	more	RBR
huygens-treatise-2329	173	38	evident	evident	JJ
huygens-treatise-2329	173	39	in	in	IN
huygens-treatise-2329	173	40	that	that	DT
huygens-treatise-2329	173	41	which	which	WDT
huygens-treatise-2329	173	42	follows	follow	VBZ
huygens-treatise-2329	173	43	.	.	.
huygens-treatise-2329	174	1	And	and	CC
huygens-treatise-2329	174	2	I	-PRON-	PRP
huygens-treatise-2329	174	3	do	do	VBP
huygens-treatise-2329	174	4	not	not	RB
huygens-treatise-2329	174	5	believe	believe	VB
huygens-treatise-2329	174	6	that	that	IN
huygens-treatise-2329	174	7	this	this	DT
huygens-treatise-2329	174	8	movement	movement	NN
huygens-treatise-2329	174	9	can	can	MD
huygens-treatise-2329	174	10	be	be	VB
huygens-treatise-2329	174	11	better	well	RBR
huygens-treatise-2329	174	12	explained	explain	VBN
huygens-treatise-2329	174	13	than	than	IN
huygens-treatise-2329	174	14	by	by	IN
huygens-treatise-2329	174	15	supposing	suppose	VBG
huygens-treatise-2329	174	16	that	that	IN
huygens-treatise-2329	174	17	all	all	PDT
huygens-treatise-2329	174	18	those	those	DT
huygens-treatise-2329	174	19	of	of	IN
huygens-treatise-2329	174	20	the	the	DT
huygens-treatise-2329	174	21	luminous	luminous	JJ
huygens-treatise-2329	174	22	bodies	body	NNS
huygens-treatise-2329	174	23	which	which	WDT
huygens-treatise-2329	174	24	are	be	VBP
huygens-treatise-2329	174	25	liquid	liquid	JJ
huygens-treatise-2329	174	26	,	,	,
huygens-treatise-2329	174	27	such	such	JJ
huygens-treatise-2329	174	28	as	as	IN
huygens-treatise-2329	174	29	flames	flame	NNS
huygens-treatise-2329	174	30	,	,	,
huygens-treatise-2329	174	31	and	and	CC
huygens-treatise-2329	174	32	apparently	apparently	RB
huygens-treatise-2329	174	33	the	the	DT
huygens-treatise-2329	174	34	sun	sun	NN
huygens-treatise-2329	174	35	and	and	CC
huygens-treatise-2329	174	36	the	the	DT
huygens-treatise-2329	174	37	stars	star	NNS
huygens-treatise-2329	174	38	,	,	,
huygens-treatise-2329	174	39	are	be	VBP
huygens-treatise-2329	174	40	composed	compose	VBN
huygens-treatise-2329	174	41	of	of	IN
huygens-treatise-2329	174	42	particles	particle	NNS
huygens-treatise-2329	174	43	which	which	WDT
huygens-treatise-2329	174	44	float	float	VBP
huygens-treatise-2329	174	45	in	in	IN
huygens-treatise-2329	174	46	a	a	DT
huygens-treatise-2329	174	47	much	much	RB
huygens-treatise-2329	174	48	more	more	RBR
huygens-treatise-2329	174	49	subtle	subtle	JJ
huygens-treatise-2329	174	50	medium	medium	NN
huygens-treatise-2329	174	51	which	which	WDT
huygens-treatise-2329	174	52	agitates	agitate	VBZ
huygens-treatise-2329	174	53	them	-PRON-	PRP
huygens-treatise-2329	174	54	with	with	IN
huygens-treatise-2329	174	55	great	great	JJ
huygens-treatise-2329	174	56	rapidity	rapidity	NN
huygens-treatise-2329	174	57	,	,	,
huygens-treatise-2329	174	58	and	and	CC
huygens-treatise-2329	174	59	makes	make	VBZ
huygens-treatise-2329	174	60	them	-PRON-	PRP
huygens-treatise-2329	174	61	strike	strike	VB
huygens-treatise-2329	174	62	against	against	IN
huygens-treatise-2329	174	63	the	the	DT
huygens-treatise-2329	174	64	particles	particle	NNS
huygens-treatise-2329	174	65	of	of	IN
huygens-treatise-2329	174	66	the	the	DT
huygens-treatise-2329	174	67	ether	ether	NN
huygens-treatise-2329	174	68	which	which	WDT
huygens-treatise-2329	174	69	surrounds	surround	VBZ
huygens-treatise-2329	174	70	them	-PRON-	PRP
huygens-treatise-2329	174	71	,	,	,
huygens-treatise-2329	174	72	and	and	CC
huygens-treatise-2329	174	73	which	which	WDT
huygens-treatise-2329	174	74	are	be	VBP
huygens-treatise-2329	174	75	much	much	RB
huygens-treatise-2329	174	76	smaller	small	JJR
huygens-treatise-2329	174	77	than	than	IN
huygens-treatise-2329	174	78	they	-PRON-	PRP
huygens-treatise-2329	174	79	.	.	.
huygens-treatise-2329	175	1	But	but	CC
huygens-treatise-2329	175	2	I	-PRON-	PRP
huygens-treatise-2329	175	3	hold	hold	VBP
huygens-treatise-2329	175	4	also	also	RB
huygens-treatise-2329	175	5	that	that	IN
huygens-treatise-2329	175	6	in	in	IN
huygens-treatise-2329	175	7	luminous	luminous	JJ
huygens-treatise-2329	175	8	solids	solid	NNS
huygens-treatise-2329	175	9	such	such	JJ
huygens-treatise-2329	175	10	as	as	IN
huygens-treatise-2329	175	11	charcoal	charcoal	NN
huygens-treatise-2329	175	12	or	or	CC
huygens-treatise-2329	175	13	metal	metal	NN
huygens-treatise-2329	175	14	made	make	VBD
huygens-treatise-2329	175	15	red	red	JJ
huygens-treatise-2329	175	16	hot	hot	JJ
huygens-treatise-2329	175	17	in	in	IN
huygens-treatise-2329	175	18	the	the	DT
huygens-treatise-2329	175	19	fire	fire	NN
huygens-treatise-2329	175	20	,	,	,
huygens-treatise-2329	175	21	this	this	DT
huygens-treatise-2329	175	22	same	same	JJ
huygens-treatise-2329	175	23	movement	movement	NN
huygens-treatise-2329	175	24	is	be	VBZ
huygens-treatise-2329	175	25	caused	cause	VBN
huygens-treatise-2329	175	26	by	by	IN
huygens-treatise-2329	175	27	the	the	DT
huygens-treatise-2329	175	28	violent	violent	JJ
huygens-treatise-2329	175	29	agitation	agitation	NN
huygens-treatise-2329	175	30	of	of	IN
huygens-treatise-2329	175	31	the	the	DT
huygens-treatise-2329	175	32	particles	particle	NNS
huygens-treatise-2329	175	33	of	of	IN
huygens-treatise-2329	175	34	the	the	DT
huygens-treatise-2329	175	35	metal	metal	NN
huygens-treatise-2329	175	36	or	or	CC
huygens-treatise-2329	175	37	of	of	IN
huygens-treatise-2329	175	38	the	the	DT
huygens-treatise-2329	175	39	wood	wood	NN
huygens-treatise-2329	175	40	;	;	:
huygens-treatise-2329	175	41	those	those	DT
huygens-treatise-2329	175	42	of	of	IN
huygens-treatise-2329	175	43	them	-PRON-	PRP
huygens-treatise-2329	175	44	which	which	WDT
huygens-treatise-2329	175	45	are	be	VBP
huygens-treatise-2329	175	46	on	on	IN
huygens-treatise-2329	175	47	the	the	DT
huygens-treatise-2329	175	48	surface	surface	NN
huygens-treatise-2329	175	49	striking	strike	VBG
huygens-treatise-2329	175	50	similarly	similarly	RB
huygens-treatise-2329	175	51	against	against	IN
huygens-treatise-2329	175	52	the	the	DT
huygens-treatise-2329	175	53	ethereal	ethereal	JJ
huygens-treatise-2329	175	54	matter	matter	NN
huygens-treatise-2329	175	55	.	.	.
huygens-treatise-2329	176	1	The	the	DT
huygens-treatise-2329	176	2	agitation	agitation	NN
huygens-treatise-2329	176	3	,	,	,
huygens-treatise-2329	176	4	moreover	moreover	RB
huygens-treatise-2329	176	5	,	,	,
huygens-treatise-2329	176	6	of	of	IN
huygens-treatise-2329	176	7	the	the	DT
huygens-treatise-2329	176	8	particles	particle	NNS
huygens-treatise-2329	176	9	which	which	WDT
huygens-treatise-2329	176	10	engender	engender	VBP
huygens-treatise-2329	176	11	the	the	DT
huygens-treatise-2329	176	12	light	light	NN
huygens-treatise-2329	176	13	ought	ought	MD
huygens-treatise-2329	176	14	to	to	TO
huygens-treatise-2329	176	15	be	be	VB
huygens-treatise-2329	176	16	much	much	RB
huygens-treatise-2329	176	17	more	more	RBR
huygens-treatise-2329	176	18	prompt	prompt	JJ
huygens-treatise-2329	176	19	and	and	CC
huygens-treatise-2329	176	20	more	more	RBR
huygens-treatise-2329	176	21	rapid	rapid	JJ
huygens-treatise-2329	176	22	than	than	IN
huygens-treatise-2329	176	23	is	be	VBZ
huygens-treatise-2329	176	24	that	that	DT
huygens-treatise-2329	176	25	of	of	IN
huygens-treatise-2329	176	26	the	the	DT
huygens-treatise-2329	176	27	bodies	body	NNS
huygens-treatise-2329	176	28	which	which	WDT
huygens-treatise-2329	176	29	cause	cause	VBP
huygens-treatise-2329	176	30	sound	sound	NN
huygens-treatise-2329	176	31	,	,	,
huygens-treatise-2329	176	32	since	since	IN
huygens-treatise-2329	176	33	we	-PRON-	PRP
huygens-treatise-2329	176	34	do	do	VBP
huygens-treatise-2329	176	35	not	not	RB
huygens-treatise-2329	176	36	see	see	VB
huygens-treatise-2329	176	37	that	that	IN
huygens-treatise-2329	176	38	the	the	DT
huygens-treatise-2329	176	39	tremors	tremor	NNS
huygens-treatise-2329	176	40	of	of	IN
huygens-treatise-2329	176	41	a	a	DT
huygens-treatise-2329	176	42	body	body	NN
huygens-treatise-2329	176	43	which	which	WDT
huygens-treatise-2329	176	44	is	be	VBZ
huygens-treatise-2329	176	45	giving	give	VBG
huygens-treatise-2329	176	46	out	out	RP
huygens-treatise-2329	176	47	a	a	DT
huygens-treatise-2329	176	48	sound	sound	NN
huygens-treatise-2329	176	49	are	be	VBP
huygens-treatise-2329	176	50	capable	capable	JJ
huygens-treatise-2329	176	51	of	of	IN
huygens-treatise-2329	176	52	giving	give	VBG
huygens-treatise-2329	176	53	rise	rise	NN
huygens-treatise-2329	176	54	to	to	IN
huygens-treatise-2329	176	55	Light	Light	NNP
huygens-treatise-2329	176	56	,	,	,
huygens-treatise-2329	176	57	even	even	RB
huygens-treatise-2329	176	58	as	as	IN
huygens-treatise-2329	176	59	the	the	DT
huygens-treatise-2329	176	60	movement	movement	NN
huygens-treatise-2329	176	61	of	of	IN
huygens-treatise-2329	176	62	the	the	DT
huygens-treatise-2329	176	63	hand	hand	NN
huygens-treatise-2329	176	64	in	in	IN
huygens-treatise-2329	176	65	the	the	DT
huygens-treatise-2329	176	66	air	air	NN
huygens-treatise-2329	176	67	is	be	VBZ
huygens-treatise-2329	176	68	not	not	RB
huygens-treatise-2329	176	69	capable	capable	JJ
huygens-treatise-2329	176	70	of	of	IN
huygens-treatise-2329	176	71	producing	produce	VBG
huygens-treatise-2329	176	72	Sound	sound	NN
huygens-treatise-2329	176	73	.	.	.
huygens-treatise-2329	177	1	Now	now	RB
huygens-treatise-2329	177	2	if	if	IN
huygens-treatise-2329	177	3	one	one	CD
huygens-treatise-2329	177	4	examines	examine	VBZ
huygens-treatise-2329	177	5	what	what	WP
huygens-treatise-2329	177	6	this	this	DT
huygens-treatise-2329	177	7	matter	matter	NN
huygens-treatise-2329	177	8	may	may	MD
huygens-treatise-2329	177	9	be	be	VB
huygens-treatise-2329	177	10	in	in	IN
huygens-treatise-2329	177	11	which	which	WDT
huygens-treatise-2329	177	12	the	the	DT
huygens-treatise-2329	177	13	movement	movement	NN
huygens-treatise-2329	177	14	coming	come	VBG
huygens-treatise-2329	177	15	from	from	IN
huygens-treatise-2329	177	16	the	the	DT
huygens-treatise-2329	177	17	luminous	luminous	JJ
huygens-treatise-2329	177	18	body	body	NN
huygens-treatise-2329	177	19	is	be	VBZ
huygens-treatise-2329	177	20	propagated	propagate	VBN
huygens-treatise-2329	177	21	,	,	,
huygens-treatise-2329	177	22	which	which	WDT
huygens-treatise-2329	177	23	I	-PRON-	PRP
huygens-treatise-2329	177	24	call	call	VBP
huygens-treatise-2329	177	25	Ethereal	Ethereal	NNP
huygens-treatise-2329	177	26	matter	matter	NN
huygens-treatise-2329	177	27	,	,	,
huygens-treatise-2329	177	28	one	one	PRP
huygens-treatise-2329	177	29	will	will	MD
huygens-treatise-2329	177	30	see	see	VB
huygens-treatise-2329	177	31	that	that	IN
huygens-treatise-2329	177	32	it	-PRON-	PRP
huygens-treatise-2329	177	33	is	be	VBZ
huygens-treatise-2329	177	34	not	not	RB
huygens-treatise-2329	177	35	the	the	DT
huygens-treatise-2329	177	36	same	same	JJ
huygens-treatise-2329	177	37	that	that	WDT
huygens-treatise-2329	177	38	serves	serve	VBZ
huygens-treatise-2329	177	39	for	for	IN
huygens-treatise-2329	177	40	the	the	DT
huygens-treatise-2329	177	41	propagation	propagation	NN
huygens-treatise-2329	177	42	of	of	IN
huygens-treatise-2329	177	43	Sound	Sound	NNP
huygens-treatise-2329	177	44	.	.	.
huygens-treatise-2329	178	1	For	for	IN
huygens-treatise-2329	178	2	one	one	CD
huygens-treatise-2329	178	3	finds	find	VBZ
huygens-treatise-2329	178	4	that	that	IN
huygens-treatise-2329	178	5	the	the	DT
huygens-treatise-2329	178	6	latter	latter	NN
huygens-treatise-2329	178	7	is	be	VBZ
huygens-treatise-2329	178	8	really	really	RB
huygens-treatise-2329	178	9	that	that	IN
huygens-treatise-2329	178	10	which	which	WDT
huygens-treatise-2329	178	11	we	-PRON-	PRP
huygens-treatise-2329	178	12	feel	feel	VBP
huygens-treatise-2329	178	13	and	and	CC
huygens-treatise-2329	178	14	which	which	WDT
huygens-treatise-2329	178	15	we	-PRON-	PRP
huygens-treatise-2329	178	16	breathe	breathe	VBP
huygens-treatise-2329	178	17	,	,	,
huygens-treatise-2329	178	18	and	and	CC
huygens-treatise-2329	178	19	which	which	WDT
huygens-treatise-2329	178	20	being	be	VBG
huygens-treatise-2329	178	21	removed	remove	VBN
huygens-treatise-2329	178	22	from	from	IN
huygens-treatise-2329	178	23	any	any	DT
huygens-treatise-2329	178	24	place	place	NN
huygens-treatise-2329	178	25	still	still	RB
huygens-treatise-2329	178	26	leaves	leave	VBZ
huygens-treatise-2329	178	27	there	there	RB
huygens-treatise-2329	178	28	the	the	DT
huygens-treatise-2329	178	29	other	other	JJ
huygens-treatise-2329	178	30	kind	kind	NN
huygens-treatise-2329	178	31	of	of	IN
huygens-treatise-2329	178	32	matter	matter	NN
huygens-treatise-2329	178	33	that	that	WDT
huygens-treatise-2329	178	34	serves	serve	VBZ
huygens-treatise-2329	178	35	to	to	TO
huygens-treatise-2329	178	36	convey	convey	VB
huygens-treatise-2329	178	37	Light	light	NN
huygens-treatise-2329	178	38	.	.	.
huygens-treatise-2329	179	1	This	this	DT
huygens-treatise-2329	179	2	may	may	MD
huygens-treatise-2329	179	3	be	be	VB
huygens-treatise-2329	179	4	proved	prove	VBN
huygens-treatise-2329	179	5	by	by	IN
huygens-treatise-2329	179	6	shutting	shut	VBG
huygens-treatise-2329	179	7	up	up	RP
huygens-treatise-2329	179	8	a	a	DT
huygens-treatise-2329	179	9	sounding	sound	VBG
huygens-treatise-2329	179	10	body	body	NN
huygens-treatise-2329	179	11	in	in	IN
huygens-treatise-2329	179	12	a	a	DT
huygens-treatise-2329	179	13	glass	glass	NN
huygens-treatise-2329	179	14	vessel	vessel	NN
huygens-treatise-2329	179	15	from	from	IN
huygens-treatise-2329	179	16	which	which	WDT
huygens-treatise-2329	179	17	the	the	DT
huygens-treatise-2329	179	18	air	air	NN
huygens-treatise-2329	179	19	is	be	VBZ
huygens-treatise-2329	179	20	withdrawn	withdraw	VBN
huygens-treatise-2329	179	21	by	by	IN
huygens-treatise-2329	179	22	the	the	DT
huygens-treatise-2329	179	23	machine	machine	NN
huygens-treatise-2329	179	24	which	which	WDT
huygens-treatise-2329	179	25	Mr.	Mr.	NNP
huygens-treatise-2329	179	26	Boyle	Boyle	NNP
huygens-treatise-2329	179	27	has	have	VBZ
huygens-treatise-2329	179	28	given	give	VBN
huygens-treatise-2329	179	29	us	-PRON-	PRP
huygens-treatise-2329	179	30	,	,	,
huygens-treatise-2329	179	31	and	and	CC
huygens-treatise-2329	179	32	with	with	IN
huygens-treatise-2329	179	33	which	which	WDT
huygens-treatise-2329	179	34	he	-PRON-	PRP
huygens-treatise-2329	179	35	has	have	VBZ
huygens-treatise-2329	179	36	performed	perform	VBN
huygens-treatise-2329	179	37	so	so	RB
huygens-treatise-2329	179	38	many	many	JJ
huygens-treatise-2329	179	39	beautiful	beautiful	JJ
huygens-treatise-2329	179	40	experiments	experiment	NNS
huygens-treatise-2329	179	41	.	.	.
huygens-treatise-2329	180	1	But	but	CC
huygens-treatise-2329	180	2	in	in	IN
huygens-treatise-2329	180	3	doing	do	VBG
huygens-treatise-2329	180	4	this	this	DT
huygens-treatise-2329	180	5	of	of	IN
huygens-treatise-2329	180	6	which	which	WDT
huygens-treatise-2329	180	7	I	-PRON-	PRP
huygens-treatise-2329	180	8	speak	speak	VBP
huygens-treatise-2329	180	9	,	,	,
huygens-treatise-2329	180	10	care	care	NN
huygens-treatise-2329	180	11	must	must	MD
huygens-treatise-2329	180	12	be	be	VB
huygens-treatise-2329	180	13	taken	take	VBN
huygens-treatise-2329	180	14	to	to	TO
huygens-treatise-2329	180	15	place	place	VB
huygens-treatise-2329	180	16	the	the	DT
huygens-treatise-2329	180	17	sounding	sound	VBG
huygens-treatise-2329	180	18	body	body	NN
huygens-treatise-2329	180	19	on	on	IN
huygens-treatise-2329	180	20	cotton	cotton	NN
huygens-treatise-2329	180	21	or	or	CC
huygens-treatise-2329	180	22	on	on	IN
huygens-treatise-2329	180	23	feathers	feather	NNS
huygens-treatise-2329	180	24	,	,	,
huygens-treatise-2329	180	25	in	in	IN
huygens-treatise-2329	180	26	such	such	PDT
huygens-treatise-2329	180	27	a	a	DT
huygens-treatise-2329	180	28	way	way	NN
huygens-treatise-2329	180	29	that	that	WDT
huygens-treatise-2329	180	30	it	-PRON-	PRP
huygens-treatise-2329	180	31	can	can	MD
huygens-treatise-2329	180	32	not	not	RB
huygens-treatise-2329	180	33	communicate	communicate	VB
huygens-treatise-2329	180	34	its	-PRON-	PRP$
huygens-treatise-2329	180	35	tremors	tremor	NNS
huygens-treatise-2329	180	36	either	either	CC
huygens-treatise-2329	180	37	to	to	IN
huygens-treatise-2329	180	38	the	the	DT
huygens-treatise-2329	180	39	glass	glass	NN
huygens-treatise-2329	180	40	vessel	vessel	NN
huygens-treatise-2329	180	41	which	which	WDT
huygens-treatise-2329	180	42	encloses	enclose	VBZ
huygens-treatise-2329	180	43	it	-PRON-	PRP
huygens-treatise-2329	180	44	,	,	,
huygens-treatise-2329	180	45	or	or	CC
huygens-treatise-2329	180	46	to	to	IN
huygens-treatise-2329	180	47	the	the	DT
huygens-treatise-2329	180	48	machine	machine	NN
huygens-treatise-2329	180	49	;	;	:
huygens-treatise-2329	180	50	a	a	DT
huygens-treatise-2329	180	51	precaution	precaution	NN
huygens-treatise-2329	180	52	which	which	WDT
huygens-treatise-2329	180	53	has	have	VBZ
huygens-treatise-2329	180	54	hitherto	hitherto	VBN
huygens-treatise-2329	180	55	been	be	VBN
huygens-treatise-2329	180	56	neglected	neglect	VBN
huygens-treatise-2329	180	57	.	.	.
huygens-treatise-2329	181	1	For	for	IN
huygens-treatise-2329	181	2	then	then	RB
huygens-treatise-2329	181	3	after	after	IN
huygens-treatise-2329	181	4	having	have	VBG
huygens-treatise-2329	181	5	exhausted	exhaust	VBN
huygens-treatise-2329	181	6	all	all	PDT
huygens-treatise-2329	181	7	the	the	DT
huygens-treatise-2329	181	8	air	air	NN
huygens-treatise-2329	181	9	one	one	NN
huygens-treatise-2329	181	10	hears	hear	VBZ
huygens-treatise-2329	181	11	no	no	DT
huygens-treatise-2329	181	12	Sound	sound	NN
huygens-treatise-2329	181	13	from	from	IN
huygens-treatise-2329	181	14	the	the	DT
huygens-treatise-2329	181	15	metal	metal	NN
huygens-treatise-2329	181	16	,	,	,
huygens-treatise-2329	181	17	though	though	IN
huygens-treatise-2329	181	18	it	-PRON-	PRP
huygens-treatise-2329	181	19	is	be	VBZ
huygens-treatise-2329	181	20	struck	strike	VBN
huygens-treatise-2329	181	21	.	.	.
huygens-treatise-2329	182	1	One	one	PRP
huygens-treatise-2329	182	2	sees	see	VBZ
huygens-treatise-2329	182	3	here	here	RB
huygens-treatise-2329	182	4	not	not	RB
huygens-treatise-2329	182	5	only	only	RB
huygens-treatise-2329	182	6	that	that	IN
huygens-treatise-2329	182	7	our	-PRON-	PRP$
huygens-treatise-2329	182	8	air	air	NN
huygens-treatise-2329	182	9	,	,	,
huygens-treatise-2329	182	10	which	which	WDT
huygens-treatise-2329	182	11	does	do	VBZ
huygens-treatise-2329	182	12	not	not	RB
huygens-treatise-2329	182	13	penetrate	penetrate	VB
huygens-treatise-2329	182	14	through	through	IN
huygens-treatise-2329	182	15	glass	glass	NN
huygens-treatise-2329	182	16	,	,	,
huygens-treatise-2329	182	17	is	be	VBZ
huygens-treatise-2329	182	18	the	the	DT
huygens-treatise-2329	182	19	matter	matter	NN
huygens-treatise-2329	182	20	by	by	IN
huygens-treatise-2329	182	21	which	which	WDT
huygens-treatise-2329	182	22	Sound	Sound	NNP
huygens-treatise-2329	182	23	spreads	spread	VBZ
huygens-treatise-2329	182	24	;	;	:
huygens-treatise-2329	182	25	but	but	CC
huygens-treatise-2329	182	26	also	also	RB
huygens-treatise-2329	182	27	that	that	IN
huygens-treatise-2329	182	28	it	-PRON-	PRP
huygens-treatise-2329	182	29	is	be	VBZ
huygens-treatise-2329	182	30	not	not	RB
huygens-treatise-2329	182	31	the	the	DT
huygens-treatise-2329	182	32	same	same	JJ
huygens-treatise-2329	182	33	air	air	NN
huygens-treatise-2329	182	34	but	but	CC
huygens-treatise-2329	182	35	another	another	DT
huygens-treatise-2329	182	36	kind	kind	NN
huygens-treatise-2329	182	37	of	of	IN
huygens-treatise-2329	182	38	matter	matter	NN
huygens-treatise-2329	182	39	in	in	IN
huygens-treatise-2329	182	40	which	which	WDT
huygens-treatise-2329	182	41	Light	Light	NNP
huygens-treatise-2329	182	42	spreads	spread	VBZ
huygens-treatise-2329	182	43	;	;	:
huygens-treatise-2329	182	44	since	since	IN
huygens-treatise-2329	182	45	if	if	IN
huygens-treatise-2329	182	46	the	the	DT
huygens-treatise-2329	182	47	air	air	NN
huygens-treatise-2329	182	48	is	be	VBZ
huygens-treatise-2329	182	49	removed	remove	VBN
huygens-treatise-2329	182	50	from	from	IN
huygens-treatise-2329	182	51	the	the	DT
huygens-treatise-2329	182	52	vessel	vessel	NN
huygens-treatise-2329	182	53	the	the	DT
huygens-treatise-2329	182	54	Light	light	NN
huygens-treatise-2329	182	55	does	do	VBZ
huygens-treatise-2329	182	56	not	not	RB
huygens-treatise-2329	182	57	cease	cease	VB
huygens-treatise-2329	182	58	to	to	TO
huygens-treatise-2329	182	59	traverse	traverse	VB
huygens-treatise-2329	182	60	it	-PRON-	PRP
huygens-treatise-2329	182	61	as	as	IN
huygens-treatise-2329	182	62	before	before	RB
huygens-treatise-2329	182	63	.	.	.
huygens-treatise-2329	183	1	And	and	CC
huygens-treatise-2329	183	2	this	this	DT
huygens-treatise-2329	183	3	last	last	JJ
huygens-treatise-2329	183	4	point	point	NN
huygens-treatise-2329	183	5	is	be	VBZ
huygens-treatise-2329	183	6	demonstrated	demonstrate	VBN
huygens-treatise-2329	183	7	even	even	RB
huygens-treatise-2329	183	8	more	more	RBR
huygens-treatise-2329	183	9	clearly	clearly	RB
huygens-treatise-2329	183	10	by	by	IN
huygens-treatise-2329	183	11	the	the	DT
huygens-treatise-2329	183	12	celebrated	celebrated	JJ
huygens-treatise-2329	183	13	experiment	experiment	NN
huygens-treatise-2329	183	14	of	of	IN
huygens-treatise-2329	183	15	Torricelli	Torricelli	NNP
huygens-treatise-2329	183	16	,	,	,
huygens-treatise-2329	183	17	in	in	IN
huygens-treatise-2329	183	18	which	which	WDT
huygens-treatise-2329	183	19	the	the	DT
huygens-treatise-2329	183	20	tube	tube	NN
huygens-treatise-2329	183	21	of	of	IN
huygens-treatise-2329	183	22	glass	glass	NN
huygens-treatise-2329	183	23	from	from	IN
huygens-treatise-2329	183	24	which	which	WDT
huygens-treatise-2329	183	25	the	the	DT
huygens-treatise-2329	183	26	quicksilver	quicksilver	NN
huygens-treatise-2329	183	27	has	have	VBZ
huygens-treatise-2329	183	28	withdrawn	withdraw	VBN
huygens-treatise-2329	183	29	itself	-PRON-	PRP
huygens-treatise-2329	183	30	,	,	,
huygens-treatise-2329	183	31	remaining	remain	VBG
huygens-treatise-2329	183	32	void	void	NN
huygens-treatise-2329	183	33	of	of	IN
huygens-treatise-2329	183	34	air	air	NN
huygens-treatise-2329	183	35	,	,	,
huygens-treatise-2329	183	36	transmits	transmit	NNS
huygens-treatise-2329	183	37	Light	Light	NNP
huygens-treatise-2329	183	38	just	just	RB
huygens-treatise-2329	183	39	the	the	DT
huygens-treatise-2329	183	40	same	same	JJ
huygens-treatise-2329	183	41	as	as	IN
huygens-treatise-2329	183	42	when	when	WRB
huygens-treatise-2329	183	43	air	air	NN
huygens-treatise-2329	183	44	is	be	VBZ
huygens-treatise-2329	183	45	in	in	IN
huygens-treatise-2329	183	46	it	-PRON-	PRP
huygens-treatise-2329	183	47	.	.	.
huygens-treatise-2329	184	1	For	for	IN
huygens-treatise-2329	184	2	this	this	DT
huygens-treatise-2329	184	3	proves	prove	VBZ
huygens-treatise-2329	184	4	that	that	IN
huygens-treatise-2329	184	5	a	a	DT
huygens-treatise-2329	184	6	matter	matter	RB
huygens-treatise-2329	184	7	different	different	JJ
huygens-treatise-2329	184	8	from	from	IN
huygens-treatise-2329	184	9	air	air	NN
huygens-treatise-2329	184	10	exists	exist	VBZ
huygens-treatise-2329	184	11	in	in	IN
huygens-treatise-2329	184	12	this	this	DT
huygens-treatise-2329	184	13	tube	tube	NN
huygens-treatise-2329	184	14	,	,	,
huygens-treatise-2329	184	15	and	and	CC
huygens-treatise-2329	184	16	that	that	IN
huygens-treatise-2329	184	17	this	this	DT
huygens-treatise-2329	184	18	matter	matter	NN
huygens-treatise-2329	184	19	must	must	MD
huygens-treatise-2329	184	20	have	have	VB
huygens-treatise-2329	184	21	penetrated	penetrate	VBN
huygens-treatise-2329	184	22	the	the	DT
huygens-treatise-2329	184	23	glass	glass	NN
huygens-treatise-2329	184	24	or	or	CC
huygens-treatise-2329	184	25	the	the	DT
huygens-treatise-2329	184	26	quicksilver	quicksilver	NN
huygens-treatise-2329	184	27	,	,	,
huygens-treatise-2329	184	28	either	either	CC
huygens-treatise-2329	184	29	one	one	CD
huygens-treatise-2329	184	30	or	or	CC
huygens-treatise-2329	184	31	the	the	DT
huygens-treatise-2329	184	32	other	other	JJ
huygens-treatise-2329	184	33	,	,	,
huygens-treatise-2329	184	34	though	though	IN
huygens-treatise-2329	184	35	they	-PRON-	PRP
huygens-treatise-2329	184	36	are	be	VBP
huygens-treatise-2329	184	37	both	both	DT
huygens-treatise-2329	184	38	impenetrable	impenetrable	JJ
huygens-treatise-2329	184	39	to	to	IN
huygens-treatise-2329	184	40	the	the	DT
huygens-treatise-2329	184	41	air	air	NN
huygens-treatise-2329	184	42	.	.	.
huygens-treatise-2329	185	1	And	and	CC
huygens-treatise-2329	185	2	when	when	WRB
huygens-treatise-2329	185	3	,	,	,
huygens-treatise-2329	185	4	in	in	IN
huygens-treatise-2329	185	5	the	the	DT
huygens-treatise-2329	185	6	same	same	JJ
huygens-treatise-2329	185	7	experiment	experiment	NN
huygens-treatise-2329	185	8	,	,	,
huygens-treatise-2329	185	9	one	one	PRP
huygens-treatise-2329	185	10	makes	make	VBZ
huygens-treatise-2329	185	11	the	the	DT
huygens-treatise-2329	185	12	vacuum	vacuum	NN
huygens-treatise-2329	185	13	after	after	IN
huygens-treatise-2329	185	14	putting	put	VBG
huygens-treatise-2329	185	15	a	a	DT
huygens-treatise-2329	185	16	little	little	JJ
huygens-treatise-2329	185	17	water	water	NN
huygens-treatise-2329	185	18	above	above	IN
huygens-treatise-2329	185	19	the	the	DT
huygens-treatise-2329	185	20	quicksilver	quicksilver	NN
huygens-treatise-2329	185	21	,	,	,
huygens-treatise-2329	185	22	one	one	NN
huygens-treatise-2329	185	23	concludes	conclude	VBZ
huygens-treatise-2329	185	24	equally	equally	RB
huygens-treatise-2329	185	25	that	that	IN
huygens-treatise-2329	185	26	the	the	DT
huygens-treatise-2329	185	27	said	said	JJ
huygens-treatise-2329	185	28	matter	matter	NN
huygens-treatise-2329	185	29	passes	pass	VBZ
huygens-treatise-2329	185	30	through	through	IN
huygens-treatise-2329	185	31	glass	glass	NN
huygens-treatise-2329	185	32	or	or	CC
huygens-treatise-2329	185	33	water	water	NN
huygens-treatise-2329	185	34	,	,	,
huygens-treatise-2329	185	35	or	or	CC
huygens-treatise-2329	185	36	through	through	IN
huygens-treatise-2329	185	37	both	both	DT
huygens-treatise-2329	185	38	.	.	.
huygens-treatise-2329	186	1	As	as	IN
huygens-treatise-2329	186	2	regards	regard	VBZ
huygens-treatise-2329	186	3	the	the	DT
huygens-treatise-2329	186	4	different	different	JJ
huygens-treatise-2329	186	5	modes	mode	NNS
huygens-treatise-2329	186	6	in	in	IN
huygens-treatise-2329	186	7	which	which	WDT
huygens-treatise-2329	186	8	I	-PRON-	PRP
huygens-treatise-2329	186	9	have	have	VBP
huygens-treatise-2329	186	10	said	say	VBN
huygens-treatise-2329	186	11	the	the	DT
huygens-treatise-2329	186	12	movements	movement	NNS
huygens-treatise-2329	186	13	of	of	IN
huygens-treatise-2329	186	14	Sound	Sound	NNP
huygens-treatise-2329	186	15	and	and	CC
huygens-treatise-2329	186	16	of	of	IN
huygens-treatise-2329	186	17	Light	light	NN
huygens-treatise-2329	186	18	are	be	VBP
huygens-treatise-2329	186	19	communicated	communicate	VBN
huygens-treatise-2329	186	20	,	,	,
huygens-treatise-2329	186	21	one	one	PRP
huygens-treatise-2329	186	22	may	may	MD
huygens-treatise-2329	186	23	sufficiently	sufficiently	RB
huygens-treatise-2329	186	24	comprehend	comprehend	VB
huygens-treatise-2329	186	25	how	how	WRB
huygens-treatise-2329	186	26	this	this	DT
huygens-treatise-2329	186	27	occurs	occur	VBZ
huygens-treatise-2329	186	28	in	in	IN
huygens-treatise-2329	186	29	the	the	DT
huygens-treatise-2329	186	30	case	case	NN
huygens-treatise-2329	186	31	of	of	IN
huygens-treatise-2329	186	32	Sound	Sound	NNP
huygens-treatise-2329	186	33	if	if	IN
huygens-treatise-2329	186	34	one	one	CD
huygens-treatise-2329	186	35	considers	consider	VBZ
huygens-treatise-2329	186	36	that	that	IN
huygens-treatise-2329	186	37	the	the	DT
huygens-treatise-2329	186	38	air	air	NN
huygens-treatise-2329	186	39	is	be	VBZ
huygens-treatise-2329	186	40	of	of	IN
huygens-treatise-2329	186	41	such	such	PDT
huygens-treatise-2329	186	42	a	a	DT
huygens-treatise-2329	186	43	nature	nature	NN
huygens-treatise-2329	186	44	that	that	IN
huygens-treatise-2329	186	45	it	-PRON-	PRP
huygens-treatise-2329	186	46	can	can	MD
huygens-treatise-2329	186	47	be	be	VB
huygens-treatise-2329	186	48	compressed	compress	VBN
huygens-treatise-2329	186	49	and	and	CC
huygens-treatise-2329	186	50	reduced	reduce	VBN
huygens-treatise-2329	186	51	to	to	IN
huygens-treatise-2329	186	52	a	a	DT
huygens-treatise-2329	186	53	much	much	RB
huygens-treatise-2329	186	54	smaller	small	JJR
huygens-treatise-2329	186	55	space	space	NN
huygens-treatise-2329	186	56	than	than	IN
huygens-treatise-2329	186	57	that	that	DT
huygens-treatise-2329	186	58	which	which	WDT
huygens-treatise-2329	186	59	it	-PRON-	PRP
huygens-treatise-2329	186	60	ordinarily	ordinarily	RB
huygens-treatise-2329	186	61	occupies	occupy	VBZ
huygens-treatise-2329	186	62	.	.	.
huygens-treatise-2329	187	1	And	and	CC
huygens-treatise-2329	187	2	in	in	IN
huygens-treatise-2329	187	3	proportion	proportion	NN
huygens-treatise-2329	187	4	as	as	IN
huygens-treatise-2329	187	5	it	-PRON-	PRP
huygens-treatise-2329	187	6	is	be	VBZ
huygens-treatise-2329	187	7	compressed	compress	VBN
huygens-treatise-2329	187	8	the	the	DT
huygens-treatise-2329	187	9	more	more	JJR
huygens-treatise-2329	187	10	does	do	VBZ
huygens-treatise-2329	187	11	it	-PRON-	PRP
huygens-treatise-2329	187	12	exert	exert	VB
huygens-treatise-2329	187	13	an	an	DT
huygens-treatise-2329	187	14	effort	effort	NN
huygens-treatise-2329	187	15	to	to	TO
huygens-treatise-2329	187	16	regain	regain	VB
huygens-treatise-2329	187	17	its	-PRON-	PRP$
huygens-treatise-2329	187	18	volume	volume	NN
huygens-treatise-2329	187	19	;	;	:
huygens-treatise-2329	187	20	for	for	IN
huygens-treatise-2329	187	21	this	this	DT
huygens-treatise-2329	187	22	property	property	NN
huygens-treatise-2329	187	23	along	along	IN
huygens-treatise-2329	187	24	with	with	IN
huygens-treatise-2329	187	25	its	-PRON-	PRP$
huygens-treatise-2329	187	26	penetrability	penetrability	NN
huygens-treatise-2329	187	27	,	,	,
huygens-treatise-2329	187	28	which	which	WDT
huygens-treatise-2329	187	29	remains	remain	VBZ
huygens-treatise-2329	187	30	notwithstanding	notwithstanding	IN
huygens-treatise-2329	187	31	its	-PRON-	PRP$
huygens-treatise-2329	187	32	compression	compression	NN
huygens-treatise-2329	187	33	,	,	,
huygens-treatise-2329	187	34	seems	seem	VBZ
huygens-treatise-2329	187	35	to	to	TO
huygens-treatise-2329	187	36	prove	prove	VB
huygens-treatise-2329	187	37	that	that	IN
huygens-treatise-2329	187	38	it	-PRON-	PRP
huygens-treatise-2329	187	39	is	be	VBZ
huygens-treatise-2329	187	40	made	make	VBN
huygens-treatise-2329	187	41	up	up	RP
huygens-treatise-2329	187	42	of	of	IN
huygens-treatise-2329	187	43	small	small	JJ
huygens-treatise-2329	187	44	bodies	body	NNS
huygens-treatise-2329	187	45	which	which	WDT
huygens-treatise-2329	187	46	float	float	VBP
huygens-treatise-2329	187	47	about	about	IN
huygens-treatise-2329	187	48	and	and	CC
huygens-treatise-2329	187	49	which	which	WDT
huygens-treatise-2329	187	50	are	be	VBP
huygens-treatise-2329	187	51	agitated	agitate	VBN
huygens-treatise-2329	187	52	very	very	RB
huygens-treatise-2329	187	53	rapidly	rapidly	RB
huygens-treatise-2329	187	54	in	in	IN
huygens-treatise-2329	187	55	the	the	DT
huygens-treatise-2329	187	56	ethereal	ethereal	JJ
huygens-treatise-2329	187	57	matter	matter	NN
huygens-treatise-2329	187	58	composed	compose	VBN
huygens-treatise-2329	187	59	of	of	IN
huygens-treatise-2329	187	60	much	much	JJ
huygens-treatise-2329	187	61	smaller	small	JJR
huygens-treatise-2329	187	62	parts	part	NNS
huygens-treatise-2329	187	63	.	.	.
huygens-treatise-2329	188	1	So	so	RB
huygens-treatise-2329	188	2	that	that	IN
huygens-treatise-2329	188	3	the	the	DT
huygens-treatise-2329	188	4	cause	cause	NN
huygens-treatise-2329	188	5	of	of	IN
huygens-treatise-2329	188	6	the	the	DT
huygens-treatise-2329	188	7	spreading	spreading	NN
huygens-treatise-2329	188	8	of	of	IN
huygens-treatise-2329	188	9	Sound	Sound	NNP
huygens-treatise-2329	188	10	is	be	VBZ
huygens-treatise-2329	188	11	the	the	DT
huygens-treatise-2329	188	12	effort	effort	NN
huygens-treatise-2329	188	13	which	which	WDT
huygens-treatise-2329	188	14	these	these	DT
huygens-treatise-2329	188	15	little	little	JJ
huygens-treatise-2329	188	16	bodies	body	NNS
huygens-treatise-2329	188	17	make	make	VBP
huygens-treatise-2329	188	18	in	in	IN
huygens-treatise-2329	188	19	collisions	collision	NNS
huygens-treatise-2329	188	20	with	with	IN
huygens-treatise-2329	188	21	one	one	CD
huygens-treatise-2329	188	22	another	another	DT
huygens-treatise-2329	188	23	,	,	,
huygens-treatise-2329	188	24	to	to	TO
huygens-treatise-2329	188	25	regain	regain	VB
huygens-treatise-2329	188	26	freedom	freedom	NN
huygens-treatise-2329	188	27	when	when	WRB
huygens-treatise-2329	188	28	they	-PRON-	PRP
huygens-treatise-2329	188	29	are	be	VBP
huygens-treatise-2329	188	30	a	a	DT
huygens-treatise-2329	188	31	little	little	RB
huygens-treatise-2329	188	32	more	more	RBR
huygens-treatise-2329	188	33	squeezed	squeeze	VBN
huygens-treatise-2329	188	34	together	together	RB
huygens-treatise-2329	188	35	in	in	IN
huygens-treatise-2329	188	36	the	the	DT
huygens-treatise-2329	188	37	circuit	circuit	NN
huygens-treatise-2329	188	38	of	of	IN
huygens-treatise-2329	188	39	these	these	DT
huygens-treatise-2329	188	40	waves	wave	NNS
huygens-treatise-2329	188	41	than	than	IN
huygens-treatise-2329	188	42	elsewhere	elsewhere	RB
huygens-treatise-2329	188	43	.	.	.
huygens-treatise-2329	189	1	But	but	CC
huygens-treatise-2329	189	2	the	the	DT
huygens-treatise-2329	189	3	extreme	extreme	JJ
huygens-treatise-2329	189	4	velocity	velocity	NN
huygens-treatise-2329	189	5	of	of	IN
huygens-treatise-2329	189	6	Light	Light	NNP
huygens-treatise-2329	189	7	,	,	,
huygens-treatise-2329	189	8	and	and	CC
huygens-treatise-2329	189	9	other	other	JJ
huygens-treatise-2329	189	10	properties	property	NNS
huygens-treatise-2329	189	11	which	which	WDT
huygens-treatise-2329	189	12	it	-PRON-	PRP
huygens-treatise-2329	189	13	has	have	VBZ
huygens-treatise-2329	189	14	,	,	,
huygens-treatise-2329	189	15	can	can	MD
huygens-treatise-2329	189	16	not	not	RB
huygens-treatise-2329	189	17	admit	admit	VB
huygens-treatise-2329	189	18	of	of	IN
huygens-treatise-2329	189	19	such	such	PDT
huygens-treatise-2329	189	20	a	a	DT
huygens-treatise-2329	189	21	propagation	propagation	NN
huygens-treatise-2329	189	22	of	of	IN
huygens-treatise-2329	189	23	motion	motion	NN
huygens-treatise-2329	189	24	,	,	,
huygens-treatise-2329	189	25	and	and	CC
huygens-treatise-2329	189	26	I	-PRON-	PRP
huygens-treatise-2329	189	27	am	be	VBP
huygens-treatise-2329	189	28	about	about	JJ
huygens-treatise-2329	189	29	to	to	TO
huygens-treatise-2329	189	30	show	show	VB
huygens-treatise-2329	189	31	here	here	RB
huygens-treatise-2329	189	32	the	the	DT
huygens-treatise-2329	189	33	way	way	NN
huygens-treatise-2329	189	34	in	in	IN
huygens-treatise-2329	189	35	which	which	WDT
huygens-treatise-2329	189	36	I	-PRON-	PRP
huygens-treatise-2329	189	37	conceive	conceive	VBP
huygens-treatise-2329	189	38	it	-PRON-	PRP
huygens-treatise-2329	189	39	must	must	MD
huygens-treatise-2329	189	40	occur	occur	VB
huygens-treatise-2329	189	41	.	.	.
huygens-treatise-2329	190	1	For	for	IN
huygens-treatise-2329	190	2	this	this	DT
huygens-treatise-2329	190	3	,	,	,
huygens-treatise-2329	190	4	it	-PRON-	PRP
huygens-treatise-2329	190	5	is	be	VBZ
huygens-treatise-2329	190	6	needful	needful	JJ
huygens-treatise-2329	190	7	to	to	TO
huygens-treatise-2329	190	8	explain	explain	VB
huygens-treatise-2329	190	9	the	the	DT
huygens-treatise-2329	190	10	property	property	NN
huygens-treatise-2329	190	11	which	which	WDT
huygens-treatise-2329	190	12	hard	hard	JJ
huygens-treatise-2329	190	13	bodies	body	NNS
huygens-treatise-2329	190	14	must	must	MD
huygens-treatise-2329	190	15	possess	possess	VB
huygens-treatise-2329	190	16	to	to	TO
huygens-treatise-2329	190	17	transmit	transmit	VB
huygens-treatise-2329	190	18	movement	movement	NN
huygens-treatise-2329	190	19	from	from	IN
huygens-treatise-2329	190	20	one	one	CD
huygens-treatise-2329	190	21	to	to	IN
huygens-treatise-2329	190	22	another	another	DT
huygens-treatise-2329	190	23	.	.	.
huygens-treatise-2329	191	1	When	when	WRB
huygens-treatise-2329	191	2	one	one	PRP
huygens-treatise-2329	191	3	takes	take	VBZ
huygens-treatise-2329	191	4	a	a	DT
huygens-treatise-2329	191	5	number	number	NN
huygens-treatise-2329	191	6	of	of	IN
huygens-treatise-2329	191	7	spheres	sphere	NNS
huygens-treatise-2329	191	8	of	of	IN
huygens-treatise-2329	191	9	equal	equal	JJ
huygens-treatise-2329	191	10	size	size	NN
huygens-treatise-2329	191	11	,	,	,
huygens-treatise-2329	191	12	made	make	VBN
huygens-treatise-2329	191	13	of	of	IN
huygens-treatise-2329	191	14	some	some	DT
huygens-treatise-2329	191	15	very	very	RB
huygens-treatise-2329	191	16	hard	hard	JJ
huygens-treatise-2329	191	17	substance	substance	NN
huygens-treatise-2329	191	18	,	,	,
huygens-treatise-2329	191	19	and	and	CC
huygens-treatise-2329	191	20	arranges	arrange	VBZ
huygens-treatise-2329	191	21	them	-PRON-	PRP
huygens-treatise-2329	191	22	in	in	IN
huygens-treatise-2329	191	23	a	a	DT
huygens-treatise-2329	191	24	straight	straight	JJ
huygens-treatise-2329	191	25	line	line	NN
huygens-treatise-2329	191	26	,	,	,
huygens-treatise-2329	191	27	so	so	IN
huygens-treatise-2329	191	28	that	that	IN
huygens-treatise-2329	191	29	they	-PRON-	PRP
huygens-treatise-2329	191	30	touch	touch	VBP
huygens-treatise-2329	191	31	one	one	CD
huygens-treatise-2329	191	32	another	another	DT
huygens-treatise-2329	191	33	,	,	,
huygens-treatise-2329	191	34	one	one	CD
huygens-treatise-2329	191	35	finds	find	VBZ
huygens-treatise-2329	191	36	,	,	,
huygens-treatise-2329	191	37	on	on	IN
huygens-treatise-2329	191	38	striking	strike	VBG
huygens-treatise-2329	191	39	with	with	IN
huygens-treatise-2329	191	40	a	a	DT
huygens-treatise-2329	191	41	similar	similar	JJ
huygens-treatise-2329	191	42	sphere	sphere	NN
huygens-treatise-2329	191	43	against	against	IN
huygens-treatise-2329	191	44	the	the	DT
huygens-treatise-2329	191	45	first	first	JJ
huygens-treatise-2329	191	46	of	of	IN
huygens-treatise-2329	191	47	these	these	DT
huygens-treatise-2329	191	48	spheres	sphere	NNS
huygens-treatise-2329	191	49	,	,	,
huygens-treatise-2329	191	50	that	that	IN
huygens-treatise-2329	191	51	the	the	DT
huygens-treatise-2329	191	52	motion	motion	NN
huygens-treatise-2329	191	53	passes	pass	VBZ
huygens-treatise-2329	191	54	as	as	IN
huygens-treatise-2329	191	55	in	in	IN
huygens-treatise-2329	191	56	an	an	DT
huygens-treatise-2329	191	57	instant	instant	NN
huygens-treatise-2329	191	58	to	to	IN
huygens-treatise-2329	191	59	the	the	DT
huygens-treatise-2329	191	60	last	last	JJ
huygens-treatise-2329	191	61	of	of	IN
huygens-treatise-2329	191	62	them	-PRON-	PRP
huygens-treatise-2329	191	63	,	,	,
huygens-treatise-2329	191	64	which	which	WDT
huygens-treatise-2329	191	65	separates	separate	VBZ
huygens-treatise-2329	191	66	itself	-PRON-	PRP
huygens-treatise-2329	191	67	from	from	IN
huygens-treatise-2329	191	68	the	the	DT
huygens-treatise-2329	191	69	row	row	NN
huygens-treatise-2329	191	70	,	,	,
huygens-treatise-2329	191	71	without	without	IN
huygens-treatise-2329	191	72	one	one	PRP
huygens-treatise-2329	191	73	's	be	VBZ
huygens-treatise-2329	191	74	being	be	VBG
huygens-treatise-2329	191	75	able	able	JJ
huygens-treatise-2329	191	76	to	to	TO
huygens-treatise-2329	191	77	perceive	perceive	VB
huygens-treatise-2329	191	78	that	that	IN
huygens-treatise-2329	191	79	the	the	DT
huygens-treatise-2329	191	80	others	other	NNS
huygens-treatise-2329	191	81	have	have	VBP
huygens-treatise-2329	191	82	been	be	VBN
huygens-treatise-2329	191	83	stirred	stir	VBN
huygens-treatise-2329	191	84	.	.	.
huygens-treatise-2329	192	1	And	and	CC
huygens-treatise-2329	192	2	even	even	RB
huygens-treatise-2329	192	3	that	that	DT
huygens-treatise-2329	192	4	one	one	NN
huygens-treatise-2329	192	5	which	which	WDT
huygens-treatise-2329	192	6	was	be	VBD
huygens-treatise-2329	192	7	used	use	VBN
huygens-treatise-2329	192	8	to	to	TO
huygens-treatise-2329	192	9	strike	strike	VB
huygens-treatise-2329	192	10	remains	remain	VBZ
huygens-treatise-2329	192	11	motionless	motionless	JJ
huygens-treatise-2329	192	12	with	with	IN
huygens-treatise-2329	192	13	them	-PRON-	PRP
huygens-treatise-2329	192	14	.	.	.
huygens-treatise-2329	193	1	Whence	whence	IN
huygens-treatise-2329	193	2	one	one	NN
huygens-treatise-2329	193	3	sees	see	VBZ
huygens-treatise-2329	193	4	that	that	IN
huygens-treatise-2329	193	5	the	the	DT
huygens-treatise-2329	193	6	movement	movement	NN
huygens-treatise-2329	193	7	passes	pass	VBZ
huygens-treatise-2329	193	8	with	with	IN
huygens-treatise-2329	193	9	an	an	DT
huygens-treatise-2329	193	10	extreme	extreme	JJ
huygens-treatise-2329	193	11	velocity	velocity	NN
huygens-treatise-2329	193	12	which	which	WDT
huygens-treatise-2329	193	13	is	be	VBZ
huygens-treatise-2329	193	14	the	the	DT
huygens-treatise-2329	193	15	greater	great	JJR
huygens-treatise-2329	193	16	,	,	,
huygens-treatise-2329	193	17	the	the	DT
huygens-treatise-2329	193	18	greater	great	JJR
huygens-treatise-2329	193	19	the	the	DT
huygens-treatise-2329	193	20	hardness	hardness	NN
huygens-treatise-2329	193	21	of	of	IN
huygens-treatise-2329	193	22	the	the	DT
huygens-treatise-2329	193	23	substance	substance	NN
huygens-treatise-2329	193	24	of	of	IN
huygens-treatise-2329	193	25	the	the	DT
huygens-treatise-2329	193	26	spheres	sphere	NNS
huygens-treatise-2329	193	27	.	.	.
huygens-treatise-2329	194	1	But	but	CC
huygens-treatise-2329	194	2	it	-PRON-	PRP
huygens-treatise-2329	194	3	is	be	VBZ
huygens-treatise-2329	194	4	still	still	RB
huygens-treatise-2329	194	5	certain	certain	JJ
huygens-treatise-2329	194	6	that	that	IN
huygens-treatise-2329	194	7	this	this	DT
huygens-treatise-2329	194	8	progression	progression	NN
huygens-treatise-2329	194	9	of	of	IN
huygens-treatise-2329	194	10	motion	motion	NN
huygens-treatise-2329	194	11	is	be	VBZ
huygens-treatise-2329	194	12	not	not	RB
huygens-treatise-2329	194	13	instantaneous	instantaneous	JJ
huygens-treatise-2329	194	14	,	,	,
huygens-treatise-2329	194	15	but	but	CC
huygens-treatise-2329	194	16	successive	successive	JJ
huygens-treatise-2329	194	17	,	,	,
huygens-treatise-2329	194	18	and	and	CC
huygens-treatise-2329	194	19	therefore	therefore	RB
huygens-treatise-2329	194	20	must	must	MD
huygens-treatise-2329	194	21	take	take	VB
huygens-treatise-2329	194	22	time	time	NN
huygens-treatise-2329	194	23	.	.	.
huygens-treatise-2329	195	1	For	for	IN
huygens-treatise-2329	195	2	if	if	IN
huygens-treatise-2329	195	3	the	the	DT
huygens-treatise-2329	195	4	movement	movement	NN
huygens-treatise-2329	195	5	,	,	,
huygens-treatise-2329	195	6	or	or	CC
huygens-treatise-2329	195	7	the	the	DT
huygens-treatise-2329	195	8	disposition	disposition	NN
huygens-treatise-2329	195	9	to	to	IN
huygens-treatise-2329	195	10	movement	movement	NN
huygens-treatise-2329	195	11	,	,	,
huygens-treatise-2329	195	12	if	if	IN
huygens-treatise-2329	195	13	you	-PRON-	PRP
huygens-treatise-2329	195	14	will	will	MD
huygens-treatise-2329	195	15	have	have	VB
huygens-treatise-2329	195	16	it	-PRON-	PRP
huygens-treatise-2329	195	17	so	so	RB
huygens-treatise-2329	195	18	,	,	,
huygens-treatise-2329	195	19	did	do	VBD
huygens-treatise-2329	195	20	not	not	RB
huygens-treatise-2329	195	21	pass	pass	VB
huygens-treatise-2329	195	22	successively	successively	RB
huygens-treatise-2329	195	23	through	through	IN
huygens-treatise-2329	195	24	all	all	PDT
huygens-treatise-2329	195	25	these	these	DT
huygens-treatise-2329	195	26	spheres	sphere	NNS
huygens-treatise-2329	195	27	,	,	,
huygens-treatise-2329	195	28	they	-PRON-	PRP
huygens-treatise-2329	195	29	would	would	MD
huygens-treatise-2329	195	30	all	all	RB
huygens-treatise-2329	195	31	acquire	acquire	VB
huygens-treatise-2329	195	32	the	the	DT
huygens-treatise-2329	195	33	movement	movement	NN
huygens-treatise-2329	195	34	at	at	IN
huygens-treatise-2329	195	35	the	the	DT
huygens-treatise-2329	195	36	same	same	JJ
huygens-treatise-2329	195	37	time	time	NN
huygens-treatise-2329	195	38	,	,	,
huygens-treatise-2329	195	39	and	and	CC
huygens-treatise-2329	195	40	hence	hence	RB
huygens-treatise-2329	195	41	would	would	MD
huygens-treatise-2329	195	42	all	all	RB
huygens-treatise-2329	195	43	advance	advance	VB
huygens-treatise-2329	195	44	together	together	RB
huygens-treatise-2329	195	45	;	;	:
huygens-treatise-2329	195	46	which	which	WDT
huygens-treatise-2329	195	47	does	do	VBZ
huygens-treatise-2329	195	48	not	not	RB
huygens-treatise-2329	195	49	happen	happen	VB
huygens-treatise-2329	195	50	.	.	.
huygens-treatise-2329	196	1	For	for	IN
huygens-treatise-2329	196	2	the	the	DT
huygens-treatise-2329	196	3	last	last	JJ
huygens-treatise-2329	196	4	one	one	NN
huygens-treatise-2329	196	5	leaves	leave	VBZ
huygens-treatise-2329	196	6	the	the	DT
huygens-treatise-2329	196	7	whole	whole	JJ
huygens-treatise-2329	196	8	row	row	NN
huygens-treatise-2329	196	9	and	and	CC
huygens-treatise-2329	196	10	acquires	acquire	VBZ
huygens-treatise-2329	196	11	the	the	DT
huygens-treatise-2329	196	12	speed	speed	NN
huygens-treatise-2329	196	13	of	of	IN
huygens-treatise-2329	196	14	the	the	DT
huygens-treatise-2329	196	15	one	one	NN
huygens-treatise-2329	196	16	which	which	WDT
huygens-treatise-2329	196	17	was	be	VBD
huygens-treatise-2329	196	18	pushed	push	VBN
huygens-treatise-2329	196	19	.	.	.
huygens-treatise-2329	197	1	Moreover	moreover	RB
huygens-treatise-2329	197	2	there	there	EX
huygens-treatise-2329	197	3	are	be	VBP
huygens-treatise-2329	197	4	experiments	experiment	NNS
huygens-treatise-2329	197	5	which	which	WDT
huygens-treatise-2329	197	6	demonstrate	demonstrate	VBP
huygens-treatise-2329	197	7	that	that	IN
huygens-treatise-2329	197	8	all	all	PDT
huygens-treatise-2329	197	9	the	the	DT
huygens-treatise-2329	197	10	bodies	body	NNS
huygens-treatise-2329	197	11	which	which	WDT
huygens-treatise-2329	197	12	we	-PRON-	PRP
huygens-treatise-2329	197	13	reckon	reckon	VBP
huygens-treatise-2329	197	14	of	of	IN
huygens-treatise-2329	197	15	the	the	DT
huygens-treatise-2329	197	16	hardest	hard	JJS
huygens-treatise-2329	197	17	kind	kind	NN
huygens-treatise-2329	197	18	,	,	,
huygens-treatise-2329	197	19	such	such	JJ
huygens-treatise-2329	197	20	as	as	IN
huygens-treatise-2329	197	21	quenched	quench	VBN
huygens-treatise-2329	197	22	steel	steel	NN
huygens-treatise-2329	197	23	,	,	,
huygens-treatise-2329	197	24	glass	glass	NN
huygens-treatise-2329	197	25	,	,	,
huygens-treatise-2329	197	26	and	and	CC
huygens-treatise-2329	197	27	agate	agate	VB
huygens-treatise-2329	197	28	,	,	,
huygens-treatise-2329	197	29	act	act	VBP
huygens-treatise-2329	197	30	as	as	IN
huygens-treatise-2329	197	31	springs	spring	NNS
huygens-treatise-2329	197	32	and	and	CC
huygens-treatise-2329	197	33	bend	bend	VB
huygens-treatise-2329	197	34	somehow	somehow	RB
huygens-treatise-2329	197	35	,	,	,
huygens-treatise-2329	197	36	not	not	RB
huygens-treatise-2329	197	37	only	only	RB
huygens-treatise-2329	197	38	when	when	WRB
huygens-treatise-2329	197	39	extended	extend	VBN
huygens-treatise-2329	197	40	as	as	IN
huygens-treatise-2329	197	41	rods	rod	NNS
huygens-treatise-2329	197	42	but	but	CC
huygens-treatise-2329	197	43	also	also	RB
huygens-treatise-2329	197	44	when	when	WRB
huygens-treatise-2329	197	45	they	-PRON-	PRP
huygens-treatise-2329	197	46	are	be	VBP
huygens-treatise-2329	197	47	in	in	IN
huygens-treatise-2329	197	48	the	the	DT
huygens-treatise-2329	197	49	form	form	NN
huygens-treatise-2329	197	50	of	of	IN
huygens-treatise-2329	197	51	spheres	sphere	NNS
huygens-treatise-2329	197	52	or	or	CC
huygens-treatise-2329	197	53	of	of	IN
huygens-treatise-2329	197	54	other	other	JJ
huygens-treatise-2329	197	55	shapes	shape	NNS
huygens-treatise-2329	197	56	.	.	.
huygens-treatise-2329	198	1	That	that	DT
huygens-treatise-2329	198	2	is	be	VBZ
huygens-treatise-2329	198	3	to	to	TO
huygens-treatise-2329	198	4	say	say	VB
huygens-treatise-2329	198	5	they	-PRON-	PRP
huygens-treatise-2329	198	6	yield	yield	VBP
huygens-treatise-2329	198	7	a	a	DT
huygens-treatise-2329	198	8	little	little	JJ
huygens-treatise-2329	198	9	in	in	IN
huygens-treatise-2329	198	10	themselves	-PRON-	PRP
huygens-treatise-2329	198	11	at	at	IN
huygens-treatise-2329	198	12	the	the	DT
huygens-treatise-2329	198	13	place	place	NN
huygens-treatise-2329	198	14	where	where	WRB
huygens-treatise-2329	198	15	they	-PRON-	PRP
huygens-treatise-2329	198	16	are	be	VBP
huygens-treatise-2329	198	17	struck	strike	VBN
huygens-treatise-2329	198	18	,	,	,
huygens-treatise-2329	198	19	and	and	CC
huygens-treatise-2329	198	20	immediately	immediately	RB
huygens-treatise-2329	198	21	regain	regain	VB
huygens-treatise-2329	198	22	their	-PRON-	PRP$
huygens-treatise-2329	198	23	former	former	JJ
huygens-treatise-2329	198	24	figure	figure	NN
huygens-treatise-2329	198	25	.	.	.
huygens-treatise-2329	199	1	For	for	IN
huygens-treatise-2329	199	2	I	-PRON-	PRP
huygens-treatise-2329	199	3	have	have	VBP
huygens-treatise-2329	199	4	found	find	VBN
huygens-treatise-2329	199	5	that	that	IN
huygens-treatise-2329	199	6	on	on	IN
huygens-treatise-2329	199	7	striking	strike	VBG
huygens-treatise-2329	199	8	with	with	IN
huygens-treatise-2329	199	9	a	a	DT
huygens-treatise-2329	199	10	ball	ball	NN
huygens-treatise-2329	199	11	of	of	IN
huygens-treatise-2329	199	12	glass	glass	NN
huygens-treatise-2329	199	13	or	or	CC
huygens-treatise-2329	199	14	of	of	IN
huygens-treatise-2329	199	15	agate	agate	NN
huygens-treatise-2329	199	16	against	against	IN
huygens-treatise-2329	199	17	a	a	DT
huygens-treatise-2329	199	18	large	large	JJ
huygens-treatise-2329	199	19	and	and	CC
huygens-treatise-2329	199	20	quite	quite	RB
huygens-treatise-2329	199	21	thick	thick	JJ
huygens-treatise-2329	199	22	thick	thick	JJ
huygens-treatise-2329	199	23	piece	piece	NN
huygens-treatise-2329	199	24	of	of	IN
huygens-treatise-2329	199	25	the	the	DT
huygens-treatise-2329	199	26	same	same	JJ
huygens-treatise-2329	199	27	substance	substance	NN
huygens-treatise-2329	199	28	which	which	WDT
huygens-treatise-2329	199	29	had	have	VBD
huygens-treatise-2329	199	30	a	a	DT
huygens-treatise-2329	199	31	flat	flat	JJ
huygens-treatise-2329	199	32	surface	surface	NN
huygens-treatise-2329	199	33	,	,	,
huygens-treatise-2329	199	34	slightly	slightly	RB
huygens-treatise-2329	199	35	soiled	soil	VBN
huygens-treatise-2329	199	36	with	with	IN
huygens-treatise-2329	199	37	breath	breath	NN
huygens-treatise-2329	199	38	or	or	CC
huygens-treatise-2329	199	39	in	in	IN
huygens-treatise-2329	199	40	some	some	DT
huygens-treatise-2329	199	41	other	other	JJ
huygens-treatise-2329	199	42	way	way	NN
huygens-treatise-2329	199	43	,	,	,
huygens-treatise-2329	199	44	there	there	EX
huygens-treatise-2329	199	45	remained	remain	VBD
huygens-treatise-2329	199	46	round	round	JJ
huygens-treatise-2329	199	47	marks	mark	NNS
huygens-treatise-2329	199	48	,	,	,
huygens-treatise-2329	199	49	of	of	IN
huygens-treatise-2329	199	50	smaller	small	JJR
huygens-treatise-2329	199	51	or	or	CC
huygens-treatise-2329	199	52	larger	large	JJR
huygens-treatise-2329	199	53	size	size	NN
huygens-treatise-2329	199	54	according	accord	VBG
huygens-treatise-2329	199	55	as	as	IN
huygens-treatise-2329	199	56	the	the	DT
huygens-treatise-2329	199	57	blow	blow	NN
huygens-treatise-2329	199	58	had	have	VBD
huygens-treatise-2329	199	59	been	be	VBN
huygens-treatise-2329	199	60	weak	weak	JJ
huygens-treatise-2329	199	61	or	or	CC
huygens-treatise-2329	199	62	strong	strong	JJ
huygens-treatise-2329	199	63	.	.	.
huygens-treatise-2329	200	1	This	this	DT
huygens-treatise-2329	200	2	makes	make	VBZ
huygens-treatise-2329	200	3	it	-PRON-	PRP
huygens-treatise-2329	200	4	evident	evident	JJ
huygens-treatise-2329	200	5	that	that	IN
huygens-treatise-2329	200	6	these	these	DT
huygens-treatise-2329	200	7	substances	substance	NNS
huygens-treatise-2329	200	8	yield	yield	VBP
huygens-treatise-2329	200	9	where	where	WRB
huygens-treatise-2329	200	10	they	-PRON-	PRP
huygens-treatise-2329	200	11	meet	meet	VBP
huygens-treatise-2329	200	12	,	,	,
huygens-treatise-2329	200	13	and	and	CC
huygens-treatise-2329	200	14	spring	spring	VB
huygens-treatise-2329	200	15	back	back	RB
huygens-treatise-2329	200	16	:	:	:
huygens-treatise-2329	200	17	and	and	CC
huygens-treatise-2329	200	18	for	for	IN
huygens-treatise-2329	200	19	this	this	DT
huygens-treatise-2329	200	20	time	time	NN
huygens-treatise-2329	200	21	must	must	MD
huygens-treatise-2329	200	22	be	be	VB
huygens-treatise-2329	200	23	required	require	VBN
huygens-treatise-2329	200	24	.	.	.
huygens-treatise-2329	201	1	Now	now	RB
huygens-treatise-2329	201	2	in	in	IN
huygens-treatise-2329	201	3	applying	apply	VBG
huygens-treatise-2329	201	4	this	this	DT
huygens-treatise-2329	201	5	kind	kind	NN
huygens-treatise-2329	201	6	of	of	IN
huygens-treatise-2329	201	7	movement	movement	NN
huygens-treatise-2329	201	8	to	to	IN
huygens-treatise-2329	201	9	that	that	DT
huygens-treatise-2329	201	10	which	which	WDT
huygens-treatise-2329	201	11	produces	produce	VBZ
huygens-treatise-2329	201	12	Light	Light	NNP
huygens-treatise-2329	201	13	there	there	EX
huygens-treatise-2329	201	14	is	be	VBZ
huygens-treatise-2329	201	15	nothing	nothing	NN
huygens-treatise-2329	201	16	to	to	TO
huygens-treatise-2329	201	17	hinder	hinder	VB
huygens-treatise-2329	201	18	us	-PRON-	PRP
huygens-treatise-2329	201	19	from	from	IN
huygens-treatise-2329	201	20	estimating	estimate	VBG
huygens-treatise-2329	201	21	the	the	DT
huygens-treatise-2329	201	22	particles	particle	NNS
huygens-treatise-2329	201	23	of	of	IN
huygens-treatise-2329	201	24	the	the	DT
huygens-treatise-2329	201	25	ether	ether	NN
huygens-treatise-2329	201	26	to	to	TO
huygens-treatise-2329	201	27	be	be	VB
huygens-treatise-2329	201	28	of	of	IN
huygens-treatise-2329	201	29	a	a	DT
huygens-treatise-2329	201	30	substance	substance	NN
huygens-treatise-2329	201	31	as	as	IN
huygens-treatise-2329	201	32	nearly	nearly	RB
huygens-treatise-2329	201	33	approaching	approach	VBG
huygens-treatise-2329	201	34	to	to	IN
huygens-treatise-2329	201	35	perfect	perfect	JJ
huygens-treatise-2329	201	36	hardness	hardness	NN
huygens-treatise-2329	201	37	and	and	CC
huygens-treatise-2329	201	38	possessing	possess	VBG
huygens-treatise-2329	201	39	a	a	DT
huygens-treatise-2329	201	40	springiness	springiness	NN
huygens-treatise-2329	201	41	as	as	RB
huygens-treatise-2329	201	42	prompt	prompt	JJ
huygens-treatise-2329	201	43	as	as	IN
huygens-treatise-2329	201	44	we	-PRON-	PRP
huygens-treatise-2329	201	45	choose	choose	VBP
huygens-treatise-2329	201	46	.	.	.
huygens-treatise-2329	202	1	It	-PRON-	PRP
huygens-treatise-2329	202	2	is	be	VBZ
huygens-treatise-2329	202	3	not	not	RB
huygens-treatise-2329	202	4	necessary	necessary	JJ
huygens-treatise-2329	202	5	to	to	TO
huygens-treatise-2329	202	6	examine	examine	VB
huygens-treatise-2329	202	7	here	here	RB
huygens-treatise-2329	202	8	the	the	DT
huygens-treatise-2329	202	9	causes	cause	NNS
huygens-treatise-2329	202	10	of	of	IN
huygens-treatise-2329	202	11	this	this	DT
huygens-treatise-2329	202	12	hardness	hardness	NN
huygens-treatise-2329	202	13	,	,	,
huygens-treatise-2329	202	14	or	or	CC
huygens-treatise-2329	202	15	of	of	IN
huygens-treatise-2329	202	16	that	that	DT
huygens-treatise-2329	202	17	springiness	springiness	NN
huygens-treatise-2329	202	18	,	,	,
huygens-treatise-2329	202	19	the	the	DT
huygens-treatise-2329	202	20	consideration	consideration	NN
huygens-treatise-2329	202	21	of	of	IN
huygens-treatise-2329	202	22	which	which	WDT
huygens-treatise-2329	202	23	would	would	MD
huygens-treatise-2329	202	24	lead	lead	VB
huygens-treatise-2329	202	25	us	-PRON-	PRP
huygens-treatise-2329	202	26	too	too	RB
huygens-treatise-2329	202	27	far	far	RB
huygens-treatise-2329	202	28	from	from	IN
huygens-treatise-2329	202	29	our	-PRON-	PRP$
huygens-treatise-2329	202	30	subject	subject	NN
huygens-treatise-2329	202	31	.	.	.
huygens-treatise-2329	203	1	I	-PRON-	PRP
huygens-treatise-2329	203	2	will	will	MD
huygens-treatise-2329	203	3	say	say	VB
huygens-treatise-2329	203	4	,	,	,
huygens-treatise-2329	203	5	however	however	RB
huygens-treatise-2329	203	6	,	,	,
huygens-treatise-2329	203	7	in	in	IN
huygens-treatise-2329	203	8	passing	pass	VBG
huygens-treatise-2329	203	9	that	that	IN
huygens-treatise-2329	203	10	we	-PRON-	PRP
huygens-treatise-2329	203	11	may	may	MD
huygens-treatise-2329	203	12	conceive	conceive	VB
huygens-treatise-2329	203	13	that	that	IN
huygens-treatise-2329	203	14	the	the	DT
huygens-treatise-2329	203	15	particles	particle	NNS
huygens-treatise-2329	203	16	of	of	IN
huygens-treatise-2329	203	17	the	the	DT
huygens-treatise-2329	203	18	ether	ether	NN
huygens-treatise-2329	203	19	,	,	,
huygens-treatise-2329	203	20	notwithstanding	notwithstanding	IN
huygens-treatise-2329	203	21	their	-PRON-	PRP$
huygens-treatise-2329	203	22	smallness	smallness	NN
huygens-treatise-2329	203	23	,	,	,
huygens-treatise-2329	203	24	are	be	VBP
huygens-treatise-2329	203	25	in	in	IN
huygens-treatise-2329	203	26	turn	turn	NN
huygens-treatise-2329	203	27	composed	compose	VBN
huygens-treatise-2329	203	28	of	of	IN
huygens-treatise-2329	203	29	other	other	JJ
huygens-treatise-2329	203	30	parts	part	NNS
huygens-treatise-2329	203	31	and	and	CC
huygens-treatise-2329	203	32	that	that	IN
huygens-treatise-2329	203	33	their	-PRON-	PRP$
huygens-treatise-2329	203	34	springiness	springiness	NN
huygens-treatise-2329	203	35	consists	consist	VBZ
huygens-treatise-2329	203	36	in	in	IN
huygens-treatise-2329	203	37	the	the	DT
huygens-treatise-2329	203	38	very	very	RB
huygens-treatise-2329	203	39	rapid	rapid	JJ
huygens-treatise-2329	203	40	movement	movement	NN
huygens-treatise-2329	203	41	of	of	IN
huygens-treatise-2329	203	42	a	a	DT
huygens-treatise-2329	203	43	subtle	subtle	JJ
huygens-treatise-2329	203	44	matter	matter	NN
huygens-treatise-2329	203	45	which	which	WDT
huygens-treatise-2329	203	46	penetrates	penetrate	VBZ
huygens-treatise-2329	203	47	them	-PRON-	PRP
huygens-treatise-2329	203	48	from	from	IN
huygens-treatise-2329	203	49	every	every	DT
huygens-treatise-2329	203	50	side	side	NN
huygens-treatise-2329	203	51	and	and	CC
huygens-treatise-2329	203	52	constrains	constrain	VBZ
huygens-treatise-2329	203	53	their	-PRON-	PRP$
huygens-treatise-2329	203	54	structure	structure	NN
huygens-treatise-2329	203	55	to	to	TO
huygens-treatise-2329	203	56	assume	assume	VB
huygens-treatise-2329	203	57	such	such	PDT
huygens-treatise-2329	203	58	a	a	DT
huygens-treatise-2329	203	59	disposition	disposition	NN
huygens-treatise-2329	203	60	as	as	IN
huygens-treatise-2329	203	61	to	to	TO
huygens-treatise-2329	203	62	give	give	VB
huygens-treatise-2329	203	63	to	to	IN
huygens-treatise-2329	203	64	this	this	DT
huygens-treatise-2329	203	65	fluid	fluid	JJ
huygens-treatise-2329	203	66	matter	matter	NN
huygens-treatise-2329	203	67	the	the	DT
huygens-treatise-2329	203	68	most	most	RBS
huygens-treatise-2329	203	69	overt	overt	JJ
huygens-treatise-2329	203	70	and	and	CC
huygens-treatise-2329	203	71	easy	easy	JJ
huygens-treatise-2329	203	72	passage	passage	NN
huygens-treatise-2329	203	73	possible	possible	JJ
huygens-treatise-2329	203	74	.	.	.
huygens-treatise-2329	204	1	This	this	DT
huygens-treatise-2329	204	2	accords	accord	NNS
huygens-treatise-2329	204	3	with	with	IN
huygens-treatise-2329	204	4	the	the	DT
huygens-treatise-2329	204	5	explanation	explanation	NN
huygens-treatise-2329	204	6	which	which	WDT
huygens-treatise-2329	204	7	Mr.	Mr.	NNP
huygens-treatise-2329	204	8	Des	Des	NNP
huygens-treatise-2329	204	9	Cartes	Cartes	NNP
huygens-treatise-2329	204	10	gives	give	VBZ
huygens-treatise-2329	204	11	for	for	IN
huygens-treatise-2329	204	12	the	the	DT
huygens-treatise-2329	204	13	spring	spring	NN
huygens-treatise-2329	204	14	,	,	,
huygens-treatise-2329	204	15	though	though	IN
huygens-treatise-2329	204	16	I	-PRON-	PRP
huygens-treatise-2329	204	17	do	do	VBP
huygens-treatise-2329	204	18	not	not	RB
huygens-treatise-2329	204	19	,	,	,
huygens-treatise-2329	204	20	like	like	IN
huygens-treatise-2329	204	21	him	-PRON-	PRP
huygens-treatise-2329	204	22	,	,	,
huygens-treatise-2329	204	23	suppose	suppose	VB
huygens-treatise-2329	204	24	the	the	DT
huygens-treatise-2329	204	25	pores	pore	NNS
huygens-treatise-2329	204	26	to	to	TO
huygens-treatise-2329	204	27	be	be	VB
huygens-treatise-2329	204	28	in	in	IN
huygens-treatise-2329	204	29	the	the	DT
huygens-treatise-2329	204	30	form	form	NN
huygens-treatise-2329	204	31	of	of	IN
huygens-treatise-2329	204	32	round	round	JJ
huygens-treatise-2329	204	33	hollow	hollow	JJ
huygens-treatise-2329	204	34	canals	canal	NNS
huygens-treatise-2329	204	35	.	.	.
huygens-treatise-2329	205	1	And	and	CC
huygens-treatise-2329	205	2	it	-PRON-	PRP
huygens-treatise-2329	205	3	must	must	MD
huygens-treatise-2329	205	4	not	not	RB
huygens-treatise-2329	205	5	be	be	VB
huygens-treatise-2329	205	6	thought	think	VBN
huygens-treatise-2329	205	7	that	that	IN
huygens-treatise-2329	205	8	in	in	IN
huygens-treatise-2329	205	9	this	this	DT
huygens-treatise-2329	205	10	there	there	EX
huygens-treatise-2329	205	11	is	be	VBZ
huygens-treatise-2329	205	12	anything	anything	NN
huygens-treatise-2329	205	13	absurd	absurd	JJ
huygens-treatise-2329	205	14	or	or	CC
huygens-treatise-2329	205	15	impossible	impossible	JJ
huygens-treatise-2329	205	16	,	,	,
huygens-treatise-2329	205	17	it	-PRON-	PRP
huygens-treatise-2329	205	18	being	be	VBG
huygens-treatise-2329	205	19	on	on	IN
huygens-treatise-2329	205	20	the	the	DT
huygens-treatise-2329	205	21	contrary	contrary	JJ
huygens-treatise-2329	205	22	quite	quite	RB
huygens-treatise-2329	205	23	credible	credible	JJ
huygens-treatise-2329	205	24	that	that	IN
huygens-treatise-2329	205	25	it	-PRON-	PRP
huygens-treatise-2329	205	26	is	be	VBZ
huygens-treatise-2329	205	27	this	this	DT
huygens-treatise-2329	205	28	infinite	infinite	JJ
huygens-treatise-2329	205	29	series	series	NN
huygens-treatise-2329	205	30	of	of	IN
huygens-treatise-2329	205	31	different	different	JJ
huygens-treatise-2329	205	32	sizes	size	NNS
huygens-treatise-2329	205	33	of	of	IN
huygens-treatise-2329	205	34	corpuscles	corpuscle	NNS
huygens-treatise-2329	205	35	,	,	,
huygens-treatise-2329	205	36	having	have	VBG
huygens-treatise-2329	205	37	different	different	JJ
huygens-treatise-2329	205	38	degrees	degree	NNS
huygens-treatise-2329	205	39	of	of	IN
huygens-treatise-2329	205	40	velocity	velocity	NN
huygens-treatise-2329	205	41	,	,	,
huygens-treatise-2329	205	42	of	of	IN
huygens-treatise-2329	205	43	which	which	WDT
huygens-treatise-2329	205	44	Nature	Nature	NNP
huygens-treatise-2329	205	45	makes	make	VBZ
huygens-treatise-2329	205	46	use	use	NN
huygens-treatise-2329	205	47	to	to	TO
huygens-treatise-2329	205	48	produce	produce	VB
huygens-treatise-2329	205	49	so	so	RB
huygens-treatise-2329	205	50	many	many	JJ
huygens-treatise-2329	205	51	marvellous	marvellous	JJ
huygens-treatise-2329	205	52	effects	effect	NNS
huygens-treatise-2329	205	53	.	.	.
huygens-treatise-2329	206	1	But	but	CC
huygens-treatise-2329	206	2	though	though	IN
huygens-treatise-2329	206	3	we	-PRON-	PRP
huygens-treatise-2329	206	4	shall	shall	MD
huygens-treatise-2329	206	5	ignore	ignore	VB
huygens-treatise-2329	206	6	the	the	DT
huygens-treatise-2329	206	7	true	true	JJ
huygens-treatise-2329	206	8	cause	cause	NN
huygens-treatise-2329	206	9	of	of	IN
huygens-treatise-2329	206	10	springiness	springiness	NN
huygens-treatise-2329	206	11	we	-PRON-	PRP
huygens-treatise-2329	206	12	still	still	RB
huygens-treatise-2329	206	13	see	see	VBP
huygens-treatise-2329	206	14	that	that	IN
huygens-treatise-2329	206	15	there	there	EX
huygens-treatise-2329	206	16	are	be	VBP
huygens-treatise-2329	206	17	many	many	JJ
huygens-treatise-2329	206	18	bodies	body	NNS
huygens-treatise-2329	206	19	which	which	WDT
huygens-treatise-2329	206	20	possess	possess	VBP
huygens-treatise-2329	206	21	this	this	DT
huygens-treatise-2329	206	22	property	property	NN
huygens-treatise-2329	206	23	;	;	:
huygens-treatise-2329	206	24	and	and	CC
huygens-treatise-2329	206	25	thus	thus	RB
huygens-treatise-2329	206	26	there	there	EX
huygens-treatise-2329	206	27	is	be	VBZ
huygens-treatise-2329	206	28	nothing	nothing	NN
huygens-treatise-2329	206	29	strange	strange	JJ
huygens-treatise-2329	206	30	in	in	IN
huygens-treatise-2329	206	31	supposing	suppose	VBG
huygens-treatise-2329	206	32	that	that	IN
huygens-treatise-2329	206	33	it	-PRON-	PRP
huygens-treatise-2329	206	34	exists	exist	VBZ
huygens-treatise-2329	206	35	also	also	RB
huygens-treatise-2329	206	36	in	in	IN
huygens-treatise-2329	206	37	little	little	JJ
huygens-treatise-2329	206	38	invisible	invisible	JJ
huygens-treatise-2329	206	39	bodies	body	NNS
huygens-treatise-2329	206	40	like	like	IN
huygens-treatise-2329	206	41	the	the	DT
huygens-treatise-2329	206	42	particles	particle	NNS
huygens-treatise-2329	206	43	of	of	IN
huygens-treatise-2329	206	44	the	the	DT
huygens-treatise-2329	206	45	Ether	Ether	NNP
huygens-treatise-2329	206	46	.	.	.
huygens-treatise-2329	207	1	Also	also	RB
huygens-treatise-2329	207	2	if	if	IN
huygens-treatise-2329	207	3	one	one	CD
huygens-treatise-2329	207	4	wishes	wish	VBZ
huygens-treatise-2329	207	5	to	to	TO
huygens-treatise-2329	207	6	seek	seek	VB
huygens-treatise-2329	207	7	for	for	IN
huygens-treatise-2329	207	8	any	any	DT
huygens-treatise-2329	207	9	other	other	JJ
huygens-treatise-2329	207	10	way	way	NN
huygens-treatise-2329	207	11	in	in	IN
huygens-treatise-2329	207	12	which	which	WDT
huygens-treatise-2329	207	13	the	the	DT
huygens-treatise-2329	207	14	movement	movement	NN
huygens-treatise-2329	207	15	of	of	IN
huygens-treatise-2329	207	16	Light	Light	NNP
huygens-treatise-2329	207	17	is	be	VBZ
huygens-treatise-2329	207	18	successively	successively	RB
huygens-treatise-2329	207	19	communicated	communicate	VBN
huygens-treatise-2329	207	20	,	,	,
huygens-treatise-2329	207	21	one	one	PRP
huygens-treatise-2329	207	22	will	will	MD
huygens-treatise-2329	207	23	find	find	VB
huygens-treatise-2329	207	24	none	none	NN
huygens-treatise-2329	207	25	which	which	WDT
huygens-treatise-2329	207	26	agrees	agree	VBZ
huygens-treatise-2329	207	27	better	well	JJR
huygens-treatise-2329	207	28	,	,	,
huygens-treatise-2329	207	29	with	with	IN
huygens-treatise-2329	207	30	uniform	uniform	JJ
huygens-treatise-2329	207	31	progression	progression	NN
huygens-treatise-2329	207	32	,	,	,
huygens-treatise-2329	207	33	as	as	IN
huygens-treatise-2329	207	34	seems	seem	VBZ
huygens-treatise-2329	207	35	to	to	TO
huygens-treatise-2329	207	36	be	be	VB
huygens-treatise-2329	207	37	necessary	necessary	JJ
huygens-treatise-2329	207	38	,	,	,
huygens-treatise-2329	207	39	than	than	IN
huygens-treatise-2329	207	40	the	the	DT
huygens-treatise-2329	207	41	property	property	NN
huygens-treatise-2329	207	42	of	of	IN
huygens-treatise-2329	207	43	springiness	springiness	NN
huygens-treatise-2329	207	44	;	;	:
huygens-treatise-2329	207	45	because	because	IN
huygens-treatise-2329	207	46	if	if	IN
huygens-treatise-2329	207	47	this	this	DT
huygens-treatise-2329	207	48	movement	movement	NN
huygens-treatise-2329	207	49	should	should	MD
huygens-treatise-2329	207	50	grow	grow	VB
huygens-treatise-2329	207	51	slower	slow	JJR
huygens-treatise-2329	207	52	in	in	IN
huygens-treatise-2329	207	53	proportion	proportion	NN
huygens-treatise-2329	207	54	as	as	IN
huygens-treatise-2329	207	55	it	-PRON-	PRP
huygens-treatise-2329	207	56	is	be	VBZ
huygens-treatise-2329	207	57	shared	share	VBN
huygens-treatise-2329	207	58	over	over	IN
huygens-treatise-2329	207	59	a	a	DT
huygens-treatise-2329	207	60	greater	great	JJR
huygens-treatise-2329	207	61	quantity	quantity	NN
huygens-treatise-2329	207	62	of	of	IN
huygens-treatise-2329	207	63	matter	matter	NN
huygens-treatise-2329	207	64	,	,	,
huygens-treatise-2329	207	65	in	in	IN
huygens-treatise-2329	207	66	moving	move	VBG
huygens-treatise-2329	207	67	away	away	RB
huygens-treatise-2329	207	68	from	from	IN
huygens-treatise-2329	207	69	the	the	DT
huygens-treatise-2329	207	70	source	source	NN
huygens-treatise-2329	207	71	of	of	IN
huygens-treatise-2329	207	72	the	the	DT
huygens-treatise-2329	207	73	light	light	NN
huygens-treatise-2329	207	74	,	,	,
huygens-treatise-2329	207	75	it	-PRON-	PRP
huygens-treatise-2329	207	76	could	could	MD
huygens-treatise-2329	207	77	not	not	RB
huygens-treatise-2329	207	78	conserve	conserve	VB
huygens-treatise-2329	207	79	this	this	DT
huygens-treatise-2329	207	80	great	great	JJ
huygens-treatise-2329	207	81	velocity	velocity	NN
huygens-treatise-2329	207	82	over	over	IN
huygens-treatise-2329	207	83	great	great	JJ
huygens-treatise-2329	207	84	distances	distance	NNS
huygens-treatise-2329	207	85	.	.	.
huygens-treatise-2329	208	1	But	but	CC
huygens-treatise-2329	208	2	by	by	IN
huygens-treatise-2329	208	3	supposing	suppose	VBG
huygens-treatise-2329	208	4	springiness	springiness	NN
huygens-treatise-2329	208	5	in	in	IN
huygens-treatise-2329	208	6	the	the	DT
huygens-treatise-2329	208	7	ethereal	ethereal	JJ
huygens-treatise-2329	208	8	matter	matter	NN
huygens-treatise-2329	208	9	,	,	,
huygens-treatise-2329	208	10	its	-PRON-	PRP$
huygens-treatise-2329	208	11	particles	particle	NNS
huygens-treatise-2329	208	12	will	will	MD
huygens-treatise-2329	208	13	have	have	VB
huygens-treatise-2329	208	14	the	the	DT
huygens-treatise-2329	208	15	property	property	NN
huygens-treatise-2329	208	16	of	of	IN
huygens-treatise-2329	208	17	equally	equally	RB
huygens-treatise-2329	208	18	rapid	rapid	JJ
huygens-treatise-2329	208	19	restitution	restitution	NN
huygens-treatise-2329	208	20	whether	whether	IN
huygens-treatise-2329	208	21	they	-PRON-	PRP
huygens-treatise-2329	208	22	are	be	VBP
huygens-treatise-2329	208	23	pushed	push	VBN
huygens-treatise-2329	208	24	strongly	strongly	RB
huygens-treatise-2329	208	25	or	or	CC
huygens-treatise-2329	208	26	feebly	feebly	RB
huygens-treatise-2329	208	27	;	;	:
huygens-treatise-2329	208	28	and	and	CC
huygens-treatise-2329	208	29	thus	thus	RB
huygens-treatise-2329	208	30	the	the	DT
huygens-treatise-2329	208	31	propagation	propagation	NN
huygens-treatise-2329	208	32	of	of	IN
huygens-treatise-2329	208	33	Light	Light	NNP
huygens-treatise-2329	208	34	will	will	MD
huygens-treatise-2329	208	35	always	always	RB
huygens-treatise-2329	208	36	go	go	VB
huygens-treatise-2329	208	37	on	on	RP
huygens-treatise-2329	208	38	with	with	IN
huygens-treatise-2329	208	39	an	an	DT
huygens-treatise-2329	208	40	equal	equal	JJ
huygens-treatise-2329	208	41	velocity	velocity	NN
huygens-treatise-2329	208	42	.	.	.
huygens-treatise-2329	209	1	[	[	-LRB-
huygens-treatise-2329	209	2	Illustration	illustration	NN
huygens-treatise-2329	209	3	]	]	-RRB-
huygens-treatise-2329	209	4	And	and	CC
huygens-treatise-2329	209	5	it	-PRON-	PRP
huygens-treatise-2329	209	6	must	must	MD
huygens-treatise-2329	209	7	be	be	VB
huygens-treatise-2329	209	8	known	know	VBN
huygens-treatise-2329	209	9	that	that	IN
huygens-treatise-2329	209	10	although	although	IN
huygens-treatise-2329	209	11	the	the	DT
huygens-treatise-2329	209	12	particles	particle	NNS
huygens-treatise-2329	209	13	of	of	IN
huygens-treatise-2329	209	14	the	the	DT
huygens-treatise-2329	209	15	ether	ether	NN
huygens-treatise-2329	209	16	are	be	VBP
huygens-treatise-2329	209	17	not	not	RB
huygens-treatise-2329	209	18	ranged	ranged	JJ
huygens-treatise-2329	209	19	thus	thus	RB
huygens-treatise-2329	209	20	in	in	IN
huygens-treatise-2329	209	21	straight	straight	JJ
huygens-treatise-2329	209	22	lines	line	NNS
huygens-treatise-2329	209	23	,	,	,
huygens-treatise-2329	209	24	as	as	IN
huygens-treatise-2329	209	25	in	in	IN
huygens-treatise-2329	209	26	our	-PRON-	PRP$
huygens-treatise-2329	209	27	row	row	NN
huygens-treatise-2329	209	28	of	of	IN
huygens-treatise-2329	209	29	spheres	sphere	NNS
huygens-treatise-2329	209	30	,	,	,
huygens-treatise-2329	209	31	but	but	CC
huygens-treatise-2329	209	32	confusedly	confusedly	RB
huygens-treatise-2329	209	33	,	,	,
huygens-treatise-2329	209	34	so	so	IN
huygens-treatise-2329	209	35	that	that	IN
huygens-treatise-2329	209	36	one	one	CD
huygens-treatise-2329	209	37	of	of	IN
huygens-treatise-2329	209	38	them	-PRON-	PRP
huygens-treatise-2329	209	39	touches	touch	VBZ
huygens-treatise-2329	209	40	several	several	JJ
huygens-treatise-2329	209	41	others	other	NNS
huygens-treatise-2329	209	42	,	,	,
huygens-treatise-2329	209	43	this	this	DT
huygens-treatise-2329	209	44	does	do	VBZ
huygens-treatise-2329	209	45	not	not	RB
huygens-treatise-2329	209	46	hinder	hinder	VB
huygens-treatise-2329	209	47	them	-PRON-	PRP
huygens-treatise-2329	209	48	from	from	IN
huygens-treatise-2329	209	49	transmitting	transmit	VBG
huygens-treatise-2329	209	50	their	-PRON-	PRP$
huygens-treatise-2329	209	51	movement	movement	NN
huygens-treatise-2329	209	52	and	and	CC
huygens-treatise-2329	209	53	from	from	IN
huygens-treatise-2329	209	54	spreading	spread	VBG
huygens-treatise-2329	209	55	it	-PRON-	PRP
huygens-treatise-2329	209	56	always	always	RB
huygens-treatise-2329	209	57	forward	forward	RB
huygens-treatise-2329	209	58	.	.	.
huygens-treatise-2329	210	1	As	as	IN
huygens-treatise-2329	210	2	to	to	IN
huygens-treatise-2329	210	3	this	this	DT
huygens-treatise-2329	210	4	it	-PRON-	PRP
huygens-treatise-2329	210	5	is	be	VBZ
huygens-treatise-2329	210	6	to	to	TO
huygens-treatise-2329	210	7	be	be	VB
huygens-treatise-2329	210	8	remarked	remark	VBN
huygens-treatise-2329	210	9	that	that	IN
huygens-treatise-2329	210	10	there	there	EX
huygens-treatise-2329	210	11	is	be	VBZ
huygens-treatise-2329	210	12	a	a	DT
huygens-treatise-2329	210	13	law	law	NN
huygens-treatise-2329	210	14	of	of	IN
huygens-treatise-2329	210	15	motion	motion	NN
huygens-treatise-2329	210	16	serving	serve	VBG
huygens-treatise-2329	210	17	for	for	IN
huygens-treatise-2329	210	18	this	this	DT
huygens-treatise-2329	210	19	propagation	propagation	NN
huygens-treatise-2329	210	20	,	,	,
huygens-treatise-2329	210	21	and	and	CC
huygens-treatise-2329	210	22	verifiable	verifiable	JJ
huygens-treatise-2329	210	23	by	by	IN
huygens-treatise-2329	210	24	experiment	experiment	NN
huygens-treatise-2329	210	25	.	.	.
huygens-treatise-2329	211	1	It	-PRON-	PRP
huygens-treatise-2329	211	2	is	be	VBZ
huygens-treatise-2329	211	3	that	that	IN
huygens-treatise-2329	211	4	when	when	WRB
huygens-treatise-2329	211	5	a	a	DT
huygens-treatise-2329	211	6	sphere	sphere	NN
huygens-treatise-2329	211	7	,	,	,
huygens-treatise-2329	211	8	such	such	JJ
huygens-treatise-2329	211	9	as	as	IN
huygens-treatise-2329	211	10	A	A	NNP
huygens-treatise-2329	211	11	here	here	RB
huygens-treatise-2329	211	12	,	,	,
huygens-treatise-2329	211	13	touches	touch	VBZ
huygens-treatise-2329	211	14	several	several	JJ
huygens-treatise-2329	211	15	other	other	JJ
huygens-treatise-2329	211	16	similar	similar	JJ
huygens-treatise-2329	211	17	spheres	sphere	NNS
huygens-treatise-2329	211	18	CCC	CCC	NNP
huygens-treatise-2329	211	19	,	,	,
huygens-treatise-2329	211	20	if	if	IN
huygens-treatise-2329	211	21	it	-PRON-	PRP
huygens-treatise-2329	211	22	is	be	VBZ
huygens-treatise-2329	211	23	struck	strike	VBN
huygens-treatise-2329	211	24	by	by	IN
huygens-treatise-2329	211	25	another	another	DT
huygens-treatise-2329	211	26	sphere	sphere	NN
huygens-treatise-2329	211	27	B	b	NN
huygens-treatise-2329	211	28	in	in	IN
huygens-treatise-2329	211	29	such	such	PDT
huygens-treatise-2329	211	30	a	a	DT
huygens-treatise-2329	211	31	way	way	NN
huygens-treatise-2329	211	32	as	as	IN
huygens-treatise-2329	211	33	to	to	TO
huygens-treatise-2329	211	34	exert	exert	VB
huygens-treatise-2329	211	35	an	an	DT
huygens-treatise-2329	211	36	impulse	impulse	NN
huygens-treatise-2329	211	37	against	against	IN
huygens-treatise-2329	211	38	all	all	PDT
huygens-treatise-2329	211	39	the	the	DT
huygens-treatise-2329	211	40	spheres	sphere	NNS
huygens-treatise-2329	211	41	CCC	CCC	NNP
huygens-treatise-2329	211	42	which	which	WDT
huygens-treatise-2329	211	43	touch	touch	VBP
huygens-treatise-2329	211	44	it	-PRON-	PRP
huygens-treatise-2329	211	45	,	,	,
huygens-treatise-2329	211	46	it	-PRON-	PRP
huygens-treatise-2329	211	47	transmits	transmit	VBZ
huygens-treatise-2329	211	48	to	to	IN
huygens-treatise-2329	211	49	them	-PRON-	PRP
huygens-treatise-2329	211	50	the	the	DT
huygens-treatise-2329	211	51	whole	whole	NN
huygens-treatise-2329	211	52	of	of	IN
huygens-treatise-2329	211	53	its	-PRON-	PRP$
huygens-treatise-2329	211	54	movement	movement	NN
huygens-treatise-2329	211	55	,	,	,
huygens-treatise-2329	211	56	and	and	CC
huygens-treatise-2329	211	57	remains	remain	VBZ
huygens-treatise-2329	211	58	after	after	IN
huygens-treatise-2329	211	59	that	that	DT
huygens-treatise-2329	211	60	motionless	motionless	JJ
huygens-treatise-2329	211	61	like	like	IN
huygens-treatise-2329	211	62	the	the	DT
huygens-treatise-2329	211	63	sphere	sphere	NN
huygens-treatise-2329	211	64	B.	b.	NN
huygens-treatise-2329	212	1	And	and	CC
huygens-treatise-2329	212	2	without	without	IN
huygens-treatise-2329	212	3	supposing	suppose	VBG
huygens-treatise-2329	212	4	that	that	IN
huygens-treatise-2329	212	5	the	the	DT
huygens-treatise-2329	212	6	ethereal	ethereal	JJ
huygens-treatise-2329	212	7	particles	particle	NNS
huygens-treatise-2329	212	8	are	be	VBP
huygens-treatise-2329	212	9	of	of	IN
huygens-treatise-2329	212	10	spherical	spherical	JJ
huygens-treatise-2329	212	11	form	form	NN
huygens-treatise-2329	212	12	(	(	-LRB-
huygens-treatise-2329	212	13	for	for	IN
huygens-treatise-2329	212	14	I	-PRON-	PRP
huygens-treatise-2329	212	15	see	see	VBP
huygens-treatise-2329	212	16	indeed	indeed	RB
huygens-treatise-2329	212	17	no	no	DT
huygens-treatise-2329	212	18	need	need	NN
huygens-treatise-2329	212	19	to	to	TO
huygens-treatise-2329	212	20	suppose	suppose	VB
huygens-treatise-2329	212	21	them	-PRON-	PRP
huygens-treatise-2329	212	22	so	so	RB
huygens-treatise-2329	212	23	)	)	-RRB-
huygens-treatise-2329	212	24	one	one	PRP
huygens-treatise-2329	212	25	may	may	MD
huygens-treatise-2329	212	26	well	well	RB
huygens-treatise-2329	212	27	understand	understand	VB
huygens-treatise-2329	212	28	that	that	IN
huygens-treatise-2329	212	29	this	this	DT
huygens-treatise-2329	212	30	property	property	NN
huygens-treatise-2329	212	31	of	of	IN
huygens-treatise-2329	212	32	communicating	communicate	VBG
huygens-treatise-2329	212	33	an	an	DT
huygens-treatise-2329	212	34	impulse	impulse	NN
huygens-treatise-2329	212	35	does	do	VBZ
huygens-treatise-2329	212	36	not	not	RB
huygens-treatise-2329	212	37	fail	fail	VB
huygens-treatise-2329	212	38	to	to	TO
huygens-treatise-2329	212	39	contribute	contribute	VB
huygens-treatise-2329	212	40	to	to	IN
huygens-treatise-2329	212	41	the	the	DT
huygens-treatise-2329	212	42	aforesaid	aforesaid	JJ
huygens-treatise-2329	212	43	propagation	propagation	NN
huygens-treatise-2329	212	44	of	of	IN
huygens-treatise-2329	212	45	movement	movement	NN
huygens-treatise-2329	212	46	.	.	.
huygens-treatise-2329	213	1	Equality	equality	NN
huygens-treatise-2329	213	2	of	of	IN
huygens-treatise-2329	213	3	size	size	NN
huygens-treatise-2329	213	4	seems	seem	VBZ
huygens-treatise-2329	213	5	to	to	TO
huygens-treatise-2329	213	6	be	be	VB
huygens-treatise-2329	213	7	more	more	RBR
huygens-treatise-2329	213	8	necessary	necessary	JJ
huygens-treatise-2329	213	9	,	,	,
huygens-treatise-2329	213	10	because	because	IN
huygens-treatise-2329	213	11	otherwise	otherwise	RB
huygens-treatise-2329	213	12	there	there	EX
huygens-treatise-2329	213	13	ought	ought	MD
huygens-treatise-2329	213	14	to	to	TO
huygens-treatise-2329	213	15	be	be	VB
huygens-treatise-2329	213	16	some	some	DT
huygens-treatise-2329	213	17	reflexion	reflexion	NN
huygens-treatise-2329	213	18	of	of	IN
huygens-treatise-2329	213	19	movement	movement	NN
huygens-treatise-2329	213	20	backwards	backwards	RB
huygens-treatise-2329	213	21	when	when	WRB
huygens-treatise-2329	213	22	it	-PRON-	PRP
huygens-treatise-2329	213	23	passes	pass	VBZ
huygens-treatise-2329	213	24	from	from	IN
huygens-treatise-2329	213	25	a	a	DT
huygens-treatise-2329	213	26	smaller	small	JJR
huygens-treatise-2329	213	27	particle	particle	NN
huygens-treatise-2329	213	28	to	to	IN
huygens-treatise-2329	213	29	a	a	DT
huygens-treatise-2329	213	30	larger	large	JJR
huygens-treatise-2329	213	31	one	one	CD
huygens-treatise-2329	213	32	,	,	,
huygens-treatise-2329	213	33	according	accord	VBG
huygens-treatise-2329	213	34	to	to	IN
huygens-treatise-2329	213	35	the	the	DT
huygens-treatise-2329	213	36	Laws	Laws	NNPS
huygens-treatise-2329	213	37	of	of	IN
huygens-treatise-2329	213	38	Percussion	Percussion	NNP
huygens-treatise-2329	213	39	which	which	WDT
huygens-treatise-2329	213	40	I	-PRON-	PRP
huygens-treatise-2329	213	41	published	publish	VBD
huygens-treatise-2329	213	42	some	some	DT
huygens-treatise-2329	213	43	years	year	NNS
huygens-treatise-2329	213	44	ago	ago	RB
huygens-treatise-2329	213	45	.	.	.
huygens-treatise-2329	214	1	However	however	RB
huygens-treatise-2329	214	2	,	,	,
huygens-treatise-2329	214	3	one	one	PRP
huygens-treatise-2329	214	4	will	will	MD
huygens-treatise-2329	214	5	see	see	VB
huygens-treatise-2329	214	6	hereafter	hereafter	RB
huygens-treatise-2329	214	7	that	that	IN
huygens-treatise-2329	214	8	we	-PRON-	PRP
huygens-treatise-2329	214	9	have	have	VBP
huygens-treatise-2329	214	10	to	to	TO
huygens-treatise-2329	214	11	suppose	suppose	VB
huygens-treatise-2329	214	12	such	such	PDT
huygens-treatise-2329	214	13	an	an	DT
huygens-treatise-2329	214	14	equality	equality	NN
huygens-treatise-2329	214	15	not	not	RB
huygens-treatise-2329	214	16	so	so	RB
huygens-treatise-2329	214	17	much	much	RB
huygens-treatise-2329	214	18	as	as	IN
huygens-treatise-2329	214	19	a	a	DT
huygens-treatise-2329	214	20	necessity	necessity	NN
huygens-treatise-2329	214	21	for	for	IN
huygens-treatise-2329	214	22	the	the	DT
huygens-treatise-2329	214	23	propagation	propagation	NN
huygens-treatise-2329	214	24	of	of	IN
huygens-treatise-2329	214	25	light	light	NN
huygens-treatise-2329	214	26	as	as	IN
huygens-treatise-2329	214	27	for	for	IN
huygens-treatise-2329	214	28	rendering	render	VBG
huygens-treatise-2329	214	29	that	that	DT
huygens-treatise-2329	214	30	propagation	propagation	NN
huygens-treatise-2329	214	31	easier	easier	RBR
huygens-treatise-2329	214	32	and	and	CC
huygens-treatise-2329	214	33	more	more	RBR
huygens-treatise-2329	214	34	powerful	powerful	JJ
huygens-treatise-2329	214	35	;	;	:
huygens-treatise-2329	214	36	for	for	IN
huygens-treatise-2329	214	37	it	-PRON-	PRP
huygens-treatise-2329	214	38	is	be	VBZ
huygens-treatise-2329	214	39	not	not	RB
huygens-treatise-2329	214	40	beyond	beyond	IN
huygens-treatise-2329	214	41	the	the	DT
huygens-treatise-2329	214	42	limits	limit	NNS
huygens-treatise-2329	214	43	of	of	IN
huygens-treatise-2329	214	44	probability	probability	NN
huygens-treatise-2329	214	45	that	that	WDT
huygens-treatise-2329	214	46	the	the	DT
huygens-treatise-2329	214	47	particles	particle	NNS
huygens-treatise-2329	214	48	of	of	IN
huygens-treatise-2329	214	49	the	the	DT
huygens-treatise-2329	214	50	ether	ether	NN
huygens-treatise-2329	214	51	have	have	VBP
huygens-treatise-2329	214	52	been	be	VBN
huygens-treatise-2329	214	53	made	make	VBN
huygens-treatise-2329	214	54	equal	equal	JJ
huygens-treatise-2329	214	55	for	for	IN
huygens-treatise-2329	214	56	a	a	DT
huygens-treatise-2329	214	57	purpose	purpose	NN
huygens-treatise-2329	214	58	so	so	RB
huygens-treatise-2329	214	59	important	important	JJ
huygens-treatise-2329	214	60	as	as	IN
huygens-treatise-2329	214	61	that	that	DT
huygens-treatise-2329	214	62	of	of	IN
huygens-treatise-2329	214	63	light	light	NN
huygens-treatise-2329	214	64	,	,	,
huygens-treatise-2329	214	65	at	at	IN
huygens-treatise-2329	214	66	least	least	JJS
huygens-treatise-2329	214	67	in	in	IN
huygens-treatise-2329	214	68	that	that	DT
huygens-treatise-2329	214	69	vast	vast	JJ
huygens-treatise-2329	214	70	space	space	NN
huygens-treatise-2329	214	71	which	which	WDT
huygens-treatise-2329	214	72	is	be	VBZ
huygens-treatise-2329	214	73	beyond	beyond	IN
huygens-treatise-2329	214	74	the	the	DT
huygens-treatise-2329	214	75	region	region	NN
huygens-treatise-2329	214	76	of	of	IN
huygens-treatise-2329	214	77	atmosphere	atmosphere	NN
huygens-treatise-2329	214	78	and	and	CC
huygens-treatise-2329	214	79	which	which	WDT
huygens-treatise-2329	214	80	seems	seem	VBZ
huygens-treatise-2329	214	81	to	to	TO
huygens-treatise-2329	214	82	serve	serve	VB
huygens-treatise-2329	214	83	only	only	RB
huygens-treatise-2329	214	84	to	to	TO
huygens-treatise-2329	214	85	transmit	transmit	VB
huygens-treatise-2329	214	86	the	the	DT
huygens-treatise-2329	214	87	light	light	NN
huygens-treatise-2329	214	88	of	of	IN
huygens-treatise-2329	214	89	the	the	DT
huygens-treatise-2329	214	90	Sun	Sun	NNP
huygens-treatise-2329	214	91	and	and	CC
huygens-treatise-2329	214	92	the	the	DT
huygens-treatise-2329	214	93	Stars	Stars	NNPS
huygens-treatise-2329	214	94	.	.	.
huygens-treatise-2329	215	1	I	-PRON-	PRP
huygens-treatise-2329	215	2	have	have	VBP
huygens-treatise-2329	215	3	then	then	RB
huygens-treatise-2329	215	4	shown	show	VBN
huygens-treatise-2329	215	5	in	in	IN
huygens-treatise-2329	215	6	what	what	WDT
huygens-treatise-2329	215	7	manner	manner	NN
huygens-treatise-2329	215	8	one	one	PRP
huygens-treatise-2329	215	9	may	may	MD
huygens-treatise-2329	215	10	conceive	conceive	VB
huygens-treatise-2329	215	11	Light	light	NN
huygens-treatise-2329	215	12	to	to	TO
huygens-treatise-2329	215	13	spread	spread	VB
huygens-treatise-2329	215	14	successively	successively	RB
huygens-treatise-2329	215	15	,	,	,
huygens-treatise-2329	215	16	by	by	IN
huygens-treatise-2329	215	17	spherical	spherical	JJ
huygens-treatise-2329	215	18	waves	wave	NNS
huygens-treatise-2329	215	19	,	,	,
huygens-treatise-2329	215	20	and	and	CC
huygens-treatise-2329	215	21	how	how	WRB
huygens-treatise-2329	215	22	it	-PRON-	PRP
huygens-treatise-2329	215	23	is	be	VBZ
huygens-treatise-2329	215	24	possible	possible	JJ
huygens-treatise-2329	215	25	that	that	IN
huygens-treatise-2329	215	26	this	this	DT
huygens-treatise-2329	215	27	spreading	spreading	NN
huygens-treatise-2329	215	28	is	be	VBZ
huygens-treatise-2329	215	29	accomplished	accomplish	VBN
huygens-treatise-2329	215	30	with	with	IN
huygens-treatise-2329	215	31	as	as	RB
huygens-treatise-2329	215	32	great	great	JJ
huygens-treatise-2329	215	33	a	a	DT
huygens-treatise-2329	215	34	velocity	velocity	NN
huygens-treatise-2329	215	35	as	as	IN
huygens-treatise-2329	215	36	that	that	DT
huygens-treatise-2329	215	37	which	which	WDT
huygens-treatise-2329	215	38	experiments	experiment	NNS
huygens-treatise-2329	215	39	and	and	CC
huygens-treatise-2329	215	40	celestial	celestial	JJ
huygens-treatise-2329	215	41	observations	observation	NNS
huygens-treatise-2329	215	42	demand	demand	NN
huygens-treatise-2329	215	43	.	.	.
huygens-treatise-2329	216	1	Whence	whence	NN
huygens-treatise-2329	216	2	it	-PRON-	PRP
huygens-treatise-2329	216	3	may	may	MD
huygens-treatise-2329	216	4	be	be	VB
huygens-treatise-2329	216	5	further	further	RB
huygens-treatise-2329	216	6	remarked	remark	VBN
huygens-treatise-2329	216	7	that	that	IN
huygens-treatise-2329	216	8	although	although	IN
huygens-treatise-2329	216	9	the	the	DT
huygens-treatise-2329	216	10	particles	particle	NNS
huygens-treatise-2329	216	11	are	be	VBP
huygens-treatise-2329	216	12	supposed	suppose	VBN
huygens-treatise-2329	216	13	to	to	TO
huygens-treatise-2329	216	14	be	be	VB
huygens-treatise-2329	216	15	in	in	IN
huygens-treatise-2329	216	16	continual	continual	JJ
huygens-treatise-2329	216	17	movement	movement	NN
huygens-treatise-2329	216	18	(	(	-LRB-
huygens-treatise-2329	216	19	for	for	IN
huygens-treatise-2329	216	20	there	there	EX
huygens-treatise-2329	216	21	are	be	VBP
huygens-treatise-2329	216	22	many	many	JJ
huygens-treatise-2329	216	23	reasons	reason	NNS
huygens-treatise-2329	216	24	for	for	IN
huygens-treatise-2329	216	25	this	this	DT
huygens-treatise-2329	216	26	)	)	-RRB-
huygens-treatise-2329	216	27	the	the	DT
huygens-treatise-2329	216	28	successive	successive	JJ
huygens-treatise-2329	216	29	propagation	propagation	NN
huygens-treatise-2329	216	30	of	of	IN
huygens-treatise-2329	216	31	the	the	DT
huygens-treatise-2329	216	32	waves	wave	NNS
huygens-treatise-2329	216	33	can	can	MD
huygens-treatise-2329	216	34	not	not	RB
huygens-treatise-2329	216	35	be	be	VB
huygens-treatise-2329	216	36	hindered	hinder	VBN
huygens-treatise-2329	216	37	by	by	IN
huygens-treatise-2329	216	38	this	this	DT
huygens-treatise-2329	216	39	;	;	:
huygens-treatise-2329	216	40	because	because	IN
huygens-treatise-2329	216	41	the	the	DT
huygens-treatise-2329	216	42	propagation	propagation	NN
huygens-treatise-2329	216	43	consists	consist	VBZ
huygens-treatise-2329	216	44	nowise	nowise	NN
huygens-treatise-2329	216	45	in	in	IN
huygens-treatise-2329	216	46	the	the	DT
huygens-treatise-2329	216	47	transport	transport	NN
huygens-treatise-2329	216	48	of	of	IN
huygens-treatise-2329	216	49	those	those	DT
huygens-treatise-2329	216	50	particles	particle	NNS
huygens-treatise-2329	216	51	but	but	CC
huygens-treatise-2329	216	52	merely	merely	RB
huygens-treatise-2329	216	53	in	in	IN
huygens-treatise-2329	216	54	a	a	DT
huygens-treatise-2329	216	55	small	small	JJ
huygens-treatise-2329	216	56	agitation	agitation	NN
huygens-treatise-2329	216	57	which	which	WDT
huygens-treatise-2329	216	58	they	-PRON-	PRP
huygens-treatise-2329	216	59	can	can	MD
huygens-treatise-2329	216	60	not	not	RB
huygens-treatise-2329	216	61	help	help	VB
huygens-treatise-2329	216	62	communicating	communicate	VBG
huygens-treatise-2329	216	63	to	to	IN
huygens-treatise-2329	216	64	those	those	DT
huygens-treatise-2329	216	65	surrounding	surround	VBG
huygens-treatise-2329	216	66	,	,	,
huygens-treatise-2329	216	67	notwithstanding	notwithstanding	IN
huygens-treatise-2329	216	68	any	any	DT
huygens-treatise-2329	216	69	movement	movement	NN
huygens-treatise-2329	216	70	which	which	WDT
huygens-treatise-2329	216	71	may	may	MD
huygens-treatise-2329	216	72	act	act	VB
huygens-treatise-2329	216	73	on	on	IN
huygens-treatise-2329	216	74	them	-PRON-	PRP
huygens-treatise-2329	216	75	causing	cause	VBG
huygens-treatise-2329	216	76	them	-PRON-	PRP
huygens-treatise-2329	216	77	to	to	TO
huygens-treatise-2329	216	78	be	be	VB
huygens-treatise-2329	216	79	changing	change	VBG
huygens-treatise-2329	216	80	positions	position	NNS
huygens-treatise-2329	216	81	amongst	amongst	IN
huygens-treatise-2329	216	82	themselves	-PRON-	PRP
huygens-treatise-2329	216	83	.	.	.
huygens-treatise-2329	217	1	But	but	CC
huygens-treatise-2329	217	2	we	-PRON-	PRP
huygens-treatise-2329	217	3	must	must	MD
huygens-treatise-2329	217	4	consider	consider	VB
huygens-treatise-2329	217	5	still	still	RB
huygens-treatise-2329	217	6	more	more	RBR
huygens-treatise-2329	217	7	particularly	particularly	RB
huygens-treatise-2329	217	8	the	the	DT
huygens-treatise-2329	217	9	origin	origin	NN
huygens-treatise-2329	217	10	of	of	IN
huygens-treatise-2329	217	11	these	these	DT
huygens-treatise-2329	217	12	waves	wave	NNS
huygens-treatise-2329	217	13	,	,	,
huygens-treatise-2329	217	14	and	and	CC
huygens-treatise-2329	217	15	the	the	DT
huygens-treatise-2329	217	16	manner	manner	NN
huygens-treatise-2329	217	17	in	in	IN
huygens-treatise-2329	217	18	which	which	WDT
huygens-treatise-2329	217	19	they	-PRON-	PRP
huygens-treatise-2329	217	20	spread	spread	VBD
huygens-treatise-2329	217	21	.	.	.
huygens-treatise-2329	218	1	And	and	CC
huygens-treatise-2329	218	2	,	,	,
huygens-treatise-2329	218	3	first	first	RB
huygens-treatise-2329	218	4	,	,	,
huygens-treatise-2329	218	5	it	-PRON-	PRP
huygens-treatise-2329	218	6	follows	follow	VBZ
huygens-treatise-2329	218	7	from	from	IN
huygens-treatise-2329	218	8	what	what	WP
huygens-treatise-2329	218	9	has	have	VBZ
huygens-treatise-2329	218	10	been	be	VBN
huygens-treatise-2329	218	11	said	say	VBN
huygens-treatise-2329	218	12	on	on	IN
huygens-treatise-2329	218	13	the	the	DT
huygens-treatise-2329	218	14	production	production	NN
huygens-treatise-2329	218	15	of	of	IN
huygens-treatise-2329	218	16	Light	light	NN
huygens-treatise-2329	218	17	,	,	,
huygens-treatise-2329	218	18	that	that	IN
huygens-treatise-2329	218	19	each	each	DT
huygens-treatise-2329	218	20	little	little	JJ
huygens-treatise-2329	218	21	region	region	NN
huygens-treatise-2329	218	22	of	of	IN
huygens-treatise-2329	218	23	a	a	DT
huygens-treatise-2329	218	24	luminous	luminous	JJ
huygens-treatise-2329	218	25	body	body	NN
huygens-treatise-2329	218	26	,	,	,
huygens-treatise-2329	218	27	such	such	JJ
huygens-treatise-2329	218	28	as	as	IN
huygens-treatise-2329	218	29	the	the	DT
huygens-treatise-2329	218	30	Sun	Sun	NNP
huygens-treatise-2329	218	31	,	,	,
huygens-treatise-2329	218	32	a	a	DT
huygens-treatise-2329	218	33	candle	candle	NN
huygens-treatise-2329	218	34	,	,	,
huygens-treatise-2329	218	35	or	or	CC
huygens-treatise-2329	218	36	a	a	DT
huygens-treatise-2329	218	37	burning	burn	VBG
huygens-treatise-2329	218	38	coal	coal	NN
huygens-treatise-2329	218	39	,	,	,
huygens-treatise-2329	218	40	generates	generate	VBZ
huygens-treatise-2329	218	41	its	-PRON-	PRP$
huygens-treatise-2329	218	42	own	own	JJ
huygens-treatise-2329	218	43	waves	wave	NNS
huygens-treatise-2329	218	44	of	of	IN
huygens-treatise-2329	218	45	which	which	WDT
huygens-treatise-2329	218	46	that	that	DT
huygens-treatise-2329	218	47	region	region	NN
huygens-treatise-2329	218	48	is	be	VBZ
huygens-treatise-2329	218	49	the	the	DT
huygens-treatise-2329	218	50	centre	centre	NN
huygens-treatise-2329	218	51	.	.	.
huygens-treatise-2329	219	1	Thus	thus	RB
huygens-treatise-2329	219	2	in	in	IN
huygens-treatise-2329	219	3	the	the	DT
huygens-treatise-2329	219	4	flame	flame	NN
huygens-treatise-2329	219	5	of	of	IN
huygens-treatise-2329	219	6	a	a	DT
huygens-treatise-2329	219	7	candle	candle	NN
huygens-treatise-2329	219	8	,	,	,
huygens-treatise-2329	219	9	having	have	VBG
huygens-treatise-2329	219	10	distinguished	distinguish	VBN
huygens-treatise-2329	219	11	the	the	DT
huygens-treatise-2329	219	12	points	point	NNS
huygens-treatise-2329	219	13	A	A	NNP
huygens-treatise-2329	219	14	,	,	,
huygens-treatise-2329	219	15	B	b	NN
huygens-treatise-2329	219	16	,	,	,
huygens-treatise-2329	219	17	C	C	NNP
huygens-treatise-2329	219	18	,	,	,
huygens-treatise-2329	219	19	concentric	concentric	NN
huygens-treatise-2329	219	20	circles	circle	NNS
huygens-treatise-2329	219	21	described	describe	VBN
huygens-treatise-2329	219	22	about	about	IN
huygens-treatise-2329	219	23	each	each	DT
huygens-treatise-2329	219	24	of	of	IN
huygens-treatise-2329	219	25	these	these	DT
huygens-treatise-2329	219	26	points	point	NNS
huygens-treatise-2329	219	27	represent	represent	VBP
huygens-treatise-2329	219	28	the	the	DT
huygens-treatise-2329	219	29	waves	wave	NNS
huygens-treatise-2329	219	30	which	which	WDT
huygens-treatise-2329	219	31	come	come	VBP
huygens-treatise-2329	219	32	from	from	IN
huygens-treatise-2329	219	33	them	-PRON-	PRP
huygens-treatise-2329	219	34	.	.	.
huygens-treatise-2329	220	1	And	and	CC
huygens-treatise-2329	220	2	one	one	PRP
huygens-treatise-2329	220	3	must	must	MD
huygens-treatise-2329	220	4	imagine	imagine	VB
huygens-treatise-2329	220	5	the	the	DT
huygens-treatise-2329	220	6	same	same	JJ
huygens-treatise-2329	220	7	about	about	IN
huygens-treatise-2329	220	8	every	every	DT
huygens-treatise-2329	220	9	point	point	NN
huygens-treatise-2329	220	10	of	of	IN
huygens-treatise-2329	220	11	the	the	DT
huygens-treatise-2329	220	12	surface	surface	NN
huygens-treatise-2329	220	13	and	and	CC
huygens-treatise-2329	220	14	of	of	IN
huygens-treatise-2329	220	15	the	the	DT
huygens-treatise-2329	220	16	part	part	NN
huygens-treatise-2329	220	17	within	within	IN
huygens-treatise-2329	220	18	the	the	DT
huygens-treatise-2329	220	19	flame	flame	NN
huygens-treatise-2329	220	20	.	.	.
huygens-treatise-2329	221	1	[	[	-LRB-
huygens-treatise-2329	221	2	Illustration	illustration	NN
huygens-treatise-2329	221	3	]	]	-RRB-
huygens-treatise-2329	221	4	But	but	CC
huygens-treatise-2329	221	5	as	as	IN
huygens-treatise-2329	221	6	the	the	DT
huygens-treatise-2329	221	7	percussions	percussion	NNS
huygens-treatise-2329	221	8	at	at	IN
huygens-treatise-2329	221	9	the	the	DT
huygens-treatise-2329	221	10	centres	centre	NNS
huygens-treatise-2329	221	11	of	of	IN
huygens-treatise-2329	221	12	these	these	DT
huygens-treatise-2329	221	13	waves	wave	NNS
huygens-treatise-2329	221	14	possess	possess	VBP
huygens-treatise-2329	221	15	no	no	DT
huygens-treatise-2329	221	16	regular	regular	JJ
huygens-treatise-2329	221	17	succession	succession	NN
huygens-treatise-2329	221	18	,	,	,
huygens-treatise-2329	221	19	it	-PRON-	PRP
huygens-treatise-2329	221	20	must	must	MD
huygens-treatise-2329	221	21	not	not	RB
huygens-treatise-2329	221	22	be	be	VB
huygens-treatise-2329	221	23	supposed	suppose	VBN
huygens-treatise-2329	221	24	that	that	IN
huygens-treatise-2329	221	25	the	the	DT
huygens-treatise-2329	221	26	waves	wave	NNS
huygens-treatise-2329	221	27	themselves	-PRON-	PRP
huygens-treatise-2329	221	28	follow	follow	VBP
huygens-treatise-2329	221	29	one	one	CD
huygens-treatise-2329	221	30	another	another	DT
huygens-treatise-2329	221	31	at	at	IN
huygens-treatise-2329	221	32	equal	equal	JJ
huygens-treatise-2329	221	33	distances	distance	NNS
huygens-treatise-2329	221	34	:	:	:
huygens-treatise-2329	221	35	and	and	CC
huygens-treatise-2329	221	36	if	if	IN
huygens-treatise-2329	221	37	the	the	DT
huygens-treatise-2329	221	38	distances	distance	NNS
huygens-treatise-2329	221	39	marked	mark	VBN
huygens-treatise-2329	221	40	in	in	IN
huygens-treatise-2329	221	41	the	the	DT
huygens-treatise-2329	221	42	figure	figure	NN
huygens-treatise-2329	221	43	appear	appear	VBP
huygens-treatise-2329	221	44	to	to	TO
huygens-treatise-2329	221	45	be	be	VB
huygens-treatise-2329	221	46	such	such	JJ
huygens-treatise-2329	221	47	,	,	,
huygens-treatise-2329	221	48	it	-PRON-	PRP
huygens-treatise-2329	221	49	is	be	VBZ
huygens-treatise-2329	221	50	rather	rather	RB
huygens-treatise-2329	221	51	to	to	TO
huygens-treatise-2329	221	52	mark	mark	VB
huygens-treatise-2329	221	53	the	the	DT
huygens-treatise-2329	221	54	progression	progression	NN
huygens-treatise-2329	221	55	of	of	IN
huygens-treatise-2329	221	56	one	one	CD
huygens-treatise-2329	221	57	and	and	CC
huygens-treatise-2329	221	58	the	the	DT
huygens-treatise-2329	221	59	same	same	JJ
huygens-treatise-2329	221	60	wave	wave	NN
huygens-treatise-2329	221	61	at	at	IN
huygens-treatise-2329	221	62	equal	equal	JJ
huygens-treatise-2329	221	63	intervals	interval	NNS
huygens-treatise-2329	221	64	of	of	IN
huygens-treatise-2329	221	65	time	time	NN
huygens-treatise-2329	221	66	than	than	IN
huygens-treatise-2329	221	67	to	to	TO
huygens-treatise-2329	221	68	represent	represent	VB
huygens-treatise-2329	221	69	several	several	JJ
huygens-treatise-2329	221	70	of	of	IN
huygens-treatise-2329	221	71	them	-PRON-	PRP
huygens-treatise-2329	221	72	issuing	issue	VBG
huygens-treatise-2329	221	73	from	from	IN
huygens-treatise-2329	221	74	one	one	CD
huygens-treatise-2329	221	75	and	and	CC
huygens-treatise-2329	221	76	the	the	DT
huygens-treatise-2329	221	77	same	same	JJ
huygens-treatise-2329	221	78	centre	centre	NN
huygens-treatise-2329	221	79	.	.	.
huygens-treatise-2329	222	1	After	after	RB
huygens-treatise-2329	222	2	all	all	RB
huygens-treatise-2329	222	3	,	,	,
huygens-treatise-2329	222	4	this	this	DT
huygens-treatise-2329	222	5	prodigious	prodigious	JJ
huygens-treatise-2329	222	6	quantity	quantity	NN
huygens-treatise-2329	222	7	of	of	IN
huygens-treatise-2329	222	8	waves	wave	NNS
huygens-treatise-2329	222	9	which	which	WDT
huygens-treatise-2329	222	10	traverse	traverse	VBP
huygens-treatise-2329	222	11	one	one	NN
huygens-treatise-2329	222	12	another	another	DT
huygens-treatise-2329	222	13	without	without	IN
huygens-treatise-2329	222	14	confusion	confusion	NN
huygens-treatise-2329	222	15	and	and	CC
huygens-treatise-2329	222	16	without	without	IN
huygens-treatise-2329	222	17	effacing	efface	VBG
huygens-treatise-2329	222	18	one	one	NN
huygens-treatise-2329	222	19	another	another	DT
huygens-treatise-2329	222	20	must	must	MD
huygens-treatise-2329	222	21	not	not	RB
huygens-treatise-2329	222	22	be	be	VB
huygens-treatise-2329	222	23	deemed	deem	VBN
huygens-treatise-2329	222	24	inconceivable	inconceivable	JJ
huygens-treatise-2329	222	25	;	;	:
huygens-treatise-2329	222	26	it	-PRON-	PRP
huygens-treatise-2329	222	27	being	be	VBG
huygens-treatise-2329	222	28	certain	certain	JJ
huygens-treatise-2329	222	29	that	that	IN
huygens-treatise-2329	222	30	one	one	CD
huygens-treatise-2329	222	31	and	and	CC
huygens-treatise-2329	222	32	the	the	DT
huygens-treatise-2329	222	33	same	same	JJ
huygens-treatise-2329	222	34	particle	particle	NN
huygens-treatise-2329	222	35	of	of	IN
huygens-treatise-2329	222	36	matter	matter	NN
huygens-treatise-2329	222	37	can	can	MD
huygens-treatise-2329	222	38	serve	serve	VB
huygens-treatise-2329	222	39	for	for	IN
huygens-treatise-2329	222	40	many	many	JJ
huygens-treatise-2329	222	41	waves	wave	NNS
huygens-treatise-2329	222	42	coming	come	VBG
huygens-treatise-2329	222	43	from	from	IN
huygens-treatise-2329	222	44	different	different	JJ
huygens-treatise-2329	222	45	sides	side	NNS
huygens-treatise-2329	222	46	or	or	CC
huygens-treatise-2329	222	47	even	even	RB
huygens-treatise-2329	222	48	from	from	IN
huygens-treatise-2329	222	49	contrary	contrary	JJ
huygens-treatise-2329	222	50	directions	direction	NNS
huygens-treatise-2329	222	51	,	,	,
huygens-treatise-2329	222	52	not	not	RB
huygens-treatise-2329	222	53	only	only	RB
huygens-treatise-2329	222	54	if	if	IN
huygens-treatise-2329	222	55	it	-PRON-	PRP
huygens-treatise-2329	222	56	is	be	VBZ
huygens-treatise-2329	222	57	struck	strike	VBN
huygens-treatise-2329	222	58	by	by	IN
huygens-treatise-2329	222	59	blows	blow	NNS
huygens-treatise-2329	222	60	which	which	WDT
huygens-treatise-2329	222	61	follow	follow	VBP
huygens-treatise-2329	222	62	one	one	NN
huygens-treatise-2329	222	63	another	another	DT
huygens-treatise-2329	222	64	closely	closely	RB
huygens-treatise-2329	222	65	but	but	CC
huygens-treatise-2329	222	66	even	even	RB
huygens-treatise-2329	222	67	for	for	IN
huygens-treatise-2329	222	68	those	those	DT
huygens-treatise-2329	222	69	which	which	WDT
huygens-treatise-2329	222	70	act	act	VBP
huygens-treatise-2329	222	71	on	on	IN
huygens-treatise-2329	222	72	it	-PRON-	PRP
huygens-treatise-2329	222	73	at	at	IN
huygens-treatise-2329	222	74	the	the	DT
huygens-treatise-2329	222	75	same	same	JJ
huygens-treatise-2329	222	76	instant	instant	NN
huygens-treatise-2329	222	77	.	.	.
huygens-treatise-2329	223	1	It	-PRON-	PRP
huygens-treatise-2329	223	2	can	can	MD
huygens-treatise-2329	223	3	do	do	VB
huygens-treatise-2329	223	4	so	so	RB
huygens-treatise-2329	223	5	because	because	IN
huygens-treatise-2329	223	6	the	the	DT
huygens-treatise-2329	223	7	spreading	spreading	NN
huygens-treatise-2329	223	8	of	of	IN
huygens-treatise-2329	223	9	the	the	DT
huygens-treatise-2329	223	10	movement	movement	NN
huygens-treatise-2329	223	11	is	be	VBZ
huygens-treatise-2329	223	12	successive	successive	JJ
huygens-treatise-2329	223	13	.	.	.
huygens-treatise-2329	224	1	This	this	DT
huygens-treatise-2329	224	2	may	may	MD
huygens-treatise-2329	224	3	be	be	VB
huygens-treatise-2329	224	4	proved	prove	VBN
huygens-treatise-2329	224	5	by	by	IN
huygens-treatise-2329	224	6	the	the	DT
huygens-treatise-2329	224	7	row	row	NN
huygens-treatise-2329	224	8	of	of	IN
huygens-treatise-2329	224	9	equal	equal	JJ
huygens-treatise-2329	224	10	spheres	sphere	NNS
huygens-treatise-2329	224	11	of	of	IN
huygens-treatise-2329	224	12	hard	hard	JJ
huygens-treatise-2329	224	13	matter	matter	NN
huygens-treatise-2329	224	14	,	,	,
huygens-treatise-2329	224	15	spoken	speak	VBN
huygens-treatise-2329	224	16	of	of	IN
huygens-treatise-2329	224	17	above	above	RB
huygens-treatise-2329	224	18	.	.	.
huygens-treatise-2329	225	1	If	if	IN
huygens-treatise-2329	225	2	against	against	IN
huygens-treatise-2329	225	3	this	this	DT
huygens-treatise-2329	225	4	row	row	NN
huygens-treatise-2329	225	5	there	there	EX
huygens-treatise-2329	225	6	are	be	VBP
huygens-treatise-2329	225	7	pushed	push	VBN
huygens-treatise-2329	225	8	from	from	IN
huygens-treatise-2329	225	9	two	two	CD
huygens-treatise-2329	225	10	opposite	opposite	JJ
huygens-treatise-2329	225	11	sides	side	NNS
huygens-treatise-2329	225	12	at	at	IN
huygens-treatise-2329	225	13	the	the	DT
huygens-treatise-2329	225	14	same	same	JJ
huygens-treatise-2329	225	15	time	time	NN
huygens-treatise-2329	225	16	two	two	CD
huygens-treatise-2329	225	17	similar	similar	JJ
huygens-treatise-2329	225	18	spheres	sphere	NNS
huygens-treatise-2329	225	19	A	a	NN
huygens-treatise-2329	225	20	and	and	CC
huygens-treatise-2329	225	21	D	d	NN
huygens-treatise-2329	225	22	,	,	,
huygens-treatise-2329	225	23	one	one	PRP
huygens-treatise-2329	225	24	will	will	MD
huygens-treatise-2329	225	25	see	see	VB
huygens-treatise-2329	225	26	each	each	DT
huygens-treatise-2329	225	27	of	of	IN
huygens-treatise-2329	225	28	them	-PRON-	PRP
huygens-treatise-2329	225	29	rebound	rebound	VBP
huygens-treatise-2329	225	30	with	with	IN
huygens-treatise-2329	225	31	the	the	DT
huygens-treatise-2329	225	32	same	same	JJ
huygens-treatise-2329	225	33	velocity	velocity	NN
huygens-treatise-2329	225	34	which	which	WDT
huygens-treatise-2329	225	35	it	-PRON-	PRP
huygens-treatise-2329	225	36	had	have	VBD
huygens-treatise-2329	225	37	in	in	IN
huygens-treatise-2329	225	38	striking	strike	VBG
huygens-treatise-2329	225	39	,	,	,
huygens-treatise-2329	225	40	yet	yet	CC
huygens-treatise-2329	225	41	the	the	DT
huygens-treatise-2329	225	42	whole	whole	JJ
huygens-treatise-2329	225	43	row	row	NN
huygens-treatise-2329	225	44	will	will	MD
huygens-treatise-2329	225	45	remain	remain	VB
huygens-treatise-2329	225	46	in	in	IN
huygens-treatise-2329	225	47	its	-PRON-	PRP$
huygens-treatise-2329	225	48	place	place	NN
huygens-treatise-2329	225	49	,	,	,
huygens-treatise-2329	225	50	although	although	IN
huygens-treatise-2329	225	51	the	the	DT
huygens-treatise-2329	225	52	movement	movement	NN
huygens-treatise-2329	225	53	has	have	VBZ
huygens-treatise-2329	225	54	passed	pass	VBN
huygens-treatise-2329	225	55	along	along	RP
huygens-treatise-2329	225	56	its	-PRON-	PRP$
huygens-treatise-2329	225	57	whole	whole	JJ
huygens-treatise-2329	225	58	length	length	NN
huygens-treatise-2329	225	59	twice	twice	RB
huygens-treatise-2329	225	60	over	over	RB
huygens-treatise-2329	225	61	.	.	.
huygens-treatise-2329	226	1	And	and	CC
huygens-treatise-2329	226	2	if	if	IN
huygens-treatise-2329	226	3	these	these	DT
huygens-treatise-2329	226	4	contrary	contrary	JJ
huygens-treatise-2329	226	5	movements	movement	NNS
huygens-treatise-2329	226	6	happen	happen	VBP
huygens-treatise-2329	226	7	to	to	TO
huygens-treatise-2329	226	8	meet	meet	VB
huygens-treatise-2329	226	9	one	one	NN
huygens-treatise-2329	226	10	another	another	DT
huygens-treatise-2329	226	11	at	at	IN
huygens-treatise-2329	226	12	the	the	DT
huygens-treatise-2329	226	13	middle	middle	JJ
huygens-treatise-2329	226	14	sphere	sphere	NN
huygens-treatise-2329	226	15	,	,	,
huygens-treatise-2329	226	16	B	b	NN
huygens-treatise-2329	226	17	,	,	,
huygens-treatise-2329	226	18	or	or	CC
huygens-treatise-2329	226	19	at	at	IN
huygens-treatise-2329	226	20	some	some	DT
huygens-treatise-2329	226	21	other	other	JJ
huygens-treatise-2329	226	22	such	such	JJ
huygens-treatise-2329	226	23	as	as	IN
huygens-treatise-2329	226	24	C	C	NNP
huygens-treatise-2329	226	25	,	,	,
huygens-treatise-2329	226	26	that	that	WDT
huygens-treatise-2329	226	27	sphere	sphere	NN
huygens-treatise-2329	226	28	will	will	MD
huygens-treatise-2329	226	29	yield	yield	VB
huygens-treatise-2329	226	30	and	and	CC
huygens-treatise-2329	226	31	act	act	VB
huygens-treatise-2329	226	32	as	as	IN
huygens-treatise-2329	226	33	a	a	DT
huygens-treatise-2329	226	34	spring	spring	NN
huygens-treatise-2329	226	35	at	at	IN
huygens-treatise-2329	226	36	both	both	DT
huygens-treatise-2329	226	37	sides	side	NNS
huygens-treatise-2329	226	38	,	,	,
huygens-treatise-2329	226	39	and	and	CC
huygens-treatise-2329	226	40	so	so	RB
huygens-treatise-2329	226	41	will	will	MD
huygens-treatise-2329	226	42	serve	serve	VB
huygens-treatise-2329	226	43	at	at	IN
huygens-treatise-2329	226	44	the	the	DT
huygens-treatise-2329	226	45	same	same	JJ
huygens-treatise-2329	226	46	instant	instant	NN
huygens-treatise-2329	226	47	to	to	TO
huygens-treatise-2329	226	48	transmit	transmit	VB
huygens-treatise-2329	226	49	these	these	DT
huygens-treatise-2329	226	50	two	two	CD
huygens-treatise-2329	226	51	movements	movement	NNS
huygens-treatise-2329	226	52	.	.	.
huygens-treatise-2329	227	1	[	[	-LRB-
huygens-treatise-2329	227	2	Illustration	illustration	NN
huygens-treatise-2329	227	3	]	]	-RRB-
huygens-treatise-2329	227	4	But	but	CC
huygens-treatise-2329	227	5	what	what	WP
huygens-treatise-2329	227	6	may	may	MD
huygens-treatise-2329	227	7	at	at	IN
huygens-treatise-2329	227	8	first	first	RB
huygens-treatise-2329	227	9	appear	appear	VB
huygens-treatise-2329	227	10	full	full	JJ
huygens-treatise-2329	227	11	strange	strange	JJ
huygens-treatise-2329	227	12	and	and	CC
huygens-treatise-2329	227	13	even	even	RB
huygens-treatise-2329	227	14	incredible	incredible	JJ
huygens-treatise-2329	227	15	is	be	VBZ
huygens-treatise-2329	227	16	that	that	IN
huygens-treatise-2329	227	17	the	the	DT
huygens-treatise-2329	227	18	undulations	undulation	NNS
huygens-treatise-2329	227	19	produced	produce	VBN
huygens-treatise-2329	227	20	by	by	IN
huygens-treatise-2329	227	21	such	such	JJ
huygens-treatise-2329	227	22	small	small	JJ
huygens-treatise-2329	227	23	movements	movement	NNS
huygens-treatise-2329	227	24	and	and	CC
huygens-treatise-2329	227	25	corpuscles	corpuscle	NNS
huygens-treatise-2329	227	26	,	,	,
huygens-treatise-2329	227	27	should	should	MD
huygens-treatise-2329	227	28	spread	spread	VB
huygens-treatise-2329	227	29	to	to	IN
huygens-treatise-2329	227	30	such	such	JJ
huygens-treatise-2329	227	31	immense	immense	JJ
huygens-treatise-2329	227	32	distances	distance	NNS
huygens-treatise-2329	227	33	;	;	:
huygens-treatise-2329	227	34	as	as	IN
huygens-treatise-2329	227	35	for	for	IN
huygens-treatise-2329	227	36	example	example	NN
huygens-treatise-2329	227	37	from	from	IN
huygens-treatise-2329	227	38	the	the	DT
huygens-treatise-2329	227	39	Sun	Sun	NNP
huygens-treatise-2329	227	40	or	or	CC
huygens-treatise-2329	227	41	from	from	IN
huygens-treatise-2329	227	42	the	the	DT
huygens-treatise-2329	227	43	Stars	Stars	NNPS
huygens-treatise-2329	227	44	to	to	IN
huygens-treatise-2329	227	45	us	-PRON-	PRP
huygens-treatise-2329	227	46	.	.	.
huygens-treatise-2329	228	1	For	for	IN
huygens-treatise-2329	228	2	the	the	DT
huygens-treatise-2329	228	3	force	force	NN
huygens-treatise-2329	228	4	of	of	IN
huygens-treatise-2329	228	5	these	these	DT
huygens-treatise-2329	228	6	waves	wave	NNS
huygens-treatise-2329	228	7	must	must	MD
huygens-treatise-2329	228	8	grow	grow	VB
huygens-treatise-2329	228	9	feeble	feeble	JJ
huygens-treatise-2329	228	10	in	in	IN
huygens-treatise-2329	228	11	proportion	proportion	NN
huygens-treatise-2329	228	12	as	as	IN
huygens-treatise-2329	228	13	they	-PRON-	PRP
huygens-treatise-2329	228	14	move	move	VBP
huygens-treatise-2329	228	15	away	away	RB
huygens-treatise-2329	228	16	from	from	IN
huygens-treatise-2329	228	17	their	-PRON-	PRP$
huygens-treatise-2329	228	18	origin	origin	NN
huygens-treatise-2329	228	19	,	,	,
huygens-treatise-2329	228	20	so	so	IN
huygens-treatise-2329	228	21	that	that	IN
huygens-treatise-2329	228	22	the	the	DT
huygens-treatise-2329	228	23	action	action	NN
huygens-treatise-2329	228	24	of	of	IN
huygens-treatise-2329	228	25	each	each	DT
huygens-treatise-2329	228	26	one	one	CD
huygens-treatise-2329	228	27	in	in	IN
huygens-treatise-2329	228	28	particular	particular	JJ
huygens-treatise-2329	228	29	will	will	NN
huygens-treatise-2329	228	30	without	without	IN
huygens-treatise-2329	228	31	doubt	doubt	NN
huygens-treatise-2329	228	32	become	become	VBN
huygens-treatise-2329	228	33	incapable	incapable	JJ
huygens-treatise-2329	228	34	of	of	IN
huygens-treatise-2329	228	35	making	make	VBG
huygens-treatise-2329	228	36	itself	-PRON-	PRP
huygens-treatise-2329	228	37	felt	feel	VBD
huygens-treatise-2329	228	38	to	to	IN
huygens-treatise-2329	228	39	our	-PRON-	PRP$
huygens-treatise-2329	228	40	sight	sight	NN
huygens-treatise-2329	228	41	.	.	.
huygens-treatise-2329	229	1	But	but	CC
huygens-treatise-2329	229	2	one	one	PRP
huygens-treatise-2329	229	3	will	will	MD
huygens-treatise-2329	229	4	cease	cease	VB
huygens-treatise-2329	229	5	to	to	TO
huygens-treatise-2329	229	6	be	be	VB
huygens-treatise-2329	229	7	astonished	astonish	VBN
huygens-treatise-2329	229	8	by	by	IN
huygens-treatise-2329	229	9	considering	consider	VBG
huygens-treatise-2329	229	10	how	how	WRB
huygens-treatise-2329	229	11	at	at	IN
huygens-treatise-2329	229	12	a	a	DT
huygens-treatise-2329	229	13	great	great	JJ
huygens-treatise-2329	229	14	distance	distance	NN
huygens-treatise-2329	229	15	from	from	IN
huygens-treatise-2329	229	16	the	the	DT
huygens-treatise-2329	229	17	luminous	luminous	JJ
huygens-treatise-2329	229	18	body	body	NN
huygens-treatise-2329	229	19	an	an	DT
huygens-treatise-2329	229	20	infinitude	infinitude	NN
huygens-treatise-2329	229	21	of	of	IN
huygens-treatise-2329	229	22	waves	wave	NNS
huygens-treatise-2329	229	23	,	,	,
huygens-treatise-2329	229	24	though	though	IN
huygens-treatise-2329	229	25	they	-PRON-	PRP
huygens-treatise-2329	229	26	have	have	VBP
huygens-treatise-2329	229	27	issued	issue	VBN
huygens-treatise-2329	229	28	from	from	IN
huygens-treatise-2329	229	29	different	different	JJ
huygens-treatise-2329	229	30	points	point	NNS
huygens-treatise-2329	229	31	of	of	IN
huygens-treatise-2329	229	32	this	this	DT
huygens-treatise-2329	229	33	body	body	NN
huygens-treatise-2329	229	34	,	,	,
huygens-treatise-2329	229	35	unite	unite	VB
huygens-treatise-2329	229	36	together	together	RB
huygens-treatise-2329	229	37	in	in	IN
huygens-treatise-2329	229	38	such	such	PDT
huygens-treatise-2329	229	39	a	a	DT
huygens-treatise-2329	229	40	way	way	NN
huygens-treatise-2329	229	41	that	that	WDT
huygens-treatise-2329	229	42	they	-PRON-	PRP
huygens-treatise-2329	229	43	sensibly	sensibly	RB
huygens-treatise-2329	229	44	compose	compose	VBP
huygens-treatise-2329	229	45	one	one	CD
huygens-treatise-2329	229	46	single	single	JJ
huygens-treatise-2329	229	47	wave	wave	NN
huygens-treatise-2329	229	48	only	only	RB
huygens-treatise-2329	229	49	,	,	,
huygens-treatise-2329	229	50	which	which	WDT
huygens-treatise-2329	229	51	,	,	,
huygens-treatise-2329	229	52	consequently	consequently	RB
huygens-treatise-2329	229	53	,	,	,
huygens-treatise-2329	229	54	ought	ought	MD
huygens-treatise-2329	229	55	to	to	TO
huygens-treatise-2329	229	56	have	have	VB
huygens-treatise-2329	229	57	enough	enough	JJ
huygens-treatise-2329	229	58	force	force	NN
huygens-treatise-2329	229	59	to	to	TO
huygens-treatise-2329	229	60	make	make	VB
huygens-treatise-2329	229	61	itself	-PRON-	PRP
huygens-treatise-2329	229	62	felt	feel	VBN
huygens-treatise-2329	229	63	.	.	.
huygens-treatise-2329	230	1	Thus	thus	RB
huygens-treatise-2329	230	2	this	this	DT
huygens-treatise-2329	230	3	infinite	infinite	JJ
huygens-treatise-2329	230	4	number	number	NN
huygens-treatise-2329	230	5	of	of	IN
huygens-treatise-2329	230	6	waves	wave	NNS
huygens-treatise-2329	230	7	which	which	WDT
huygens-treatise-2329	230	8	originate	originate	VBP
huygens-treatise-2329	230	9	at	at	IN
huygens-treatise-2329	230	10	the	the	DT
huygens-treatise-2329	230	11	same	same	JJ
huygens-treatise-2329	230	12	instant	instant	NN
huygens-treatise-2329	230	13	from	from	IN
huygens-treatise-2329	230	14	all	all	DT
huygens-treatise-2329	230	15	points	point	NNS
huygens-treatise-2329	230	16	of	of	IN
huygens-treatise-2329	230	17	a	a	DT
huygens-treatise-2329	230	18	fixed	fix	VBN
huygens-treatise-2329	230	19	star	star	NN
huygens-treatise-2329	230	20	,	,	,
huygens-treatise-2329	230	21	big	big	JJ
huygens-treatise-2329	230	22	it	-PRON-	PRP
huygens-treatise-2329	230	23	may	may	MD
huygens-treatise-2329	230	24	be	be	VB
huygens-treatise-2329	230	25	as	as	IN
huygens-treatise-2329	230	26	the	the	DT
huygens-treatise-2329	230	27	Sun	Sun	NNP
huygens-treatise-2329	230	28	,	,	,
huygens-treatise-2329	230	29	make	make	VBP
huygens-treatise-2329	230	30	practically	practically	RB
huygens-treatise-2329	230	31	only	only	RB
huygens-treatise-2329	230	32	one	one	CD
huygens-treatise-2329	230	33	single	single	JJ
huygens-treatise-2329	230	34	wave	wave	NN
huygens-treatise-2329	230	35	which	which	WDT
huygens-treatise-2329	230	36	may	may	MD
huygens-treatise-2329	230	37	well	well	RB
huygens-treatise-2329	230	38	have	have	VB
huygens-treatise-2329	230	39	force	force	NN
huygens-treatise-2329	230	40	enough	enough	JJ
huygens-treatise-2329	230	41	to	to	TO
huygens-treatise-2329	230	42	produce	produce	VB
huygens-treatise-2329	230	43	an	an	DT
huygens-treatise-2329	230	44	impression	impression	NN
huygens-treatise-2329	230	45	on	on	IN
huygens-treatise-2329	230	46	our	-PRON-	PRP$
huygens-treatise-2329	230	47	eyes	eye	NNS
huygens-treatise-2329	230	48	.	.	.
huygens-treatise-2329	231	1	Moreover	moreover	RB
huygens-treatise-2329	231	2	from	from	IN
huygens-treatise-2329	231	3	each	each	DT
huygens-treatise-2329	231	4	luminous	luminous	JJ
huygens-treatise-2329	231	5	point	point	NN
huygens-treatise-2329	231	6	there	there	EX
huygens-treatise-2329	231	7	may	may	MD
huygens-treatise-2329	231	8	come	come	VB
huygens-treatise-2329	231	9	many	many	JJ
huygens-treatise-2329	231	10	thousands	thousand	NNS
huygens-treatise-2329	231	11	of	of	IN
huygens-treatise-2329	231	12	waves	wave	NNS
huygens-treatise-2329	231	13	in	in	IN
huygens-treatise-2329	231	14	the	the	DT
huygens-treatise-2329	231	15	smallest	small	JJS
huygens-treatise-2329	231	16	imaginable	imaginable	JJ
huygens-treatise-2329	231	17	time	time	NN
huygens-treatise-2329	231	18	,	,	,
huygens-treatise-2329	231	19	by	by	IN
huygens-treatise-2329	231	20	the	the	DT
huygens-treatise-2329	231	21	frequent	frequent	JJ
huygens-treatise-2329	231	22	percussion	percussion	NN
huygens-treatise-2329	231	23	of	of	IN
huygens-treatise-2329	231	24	the	the	DT
huygens-treatise-2329	231	25	corpuscles	corpuscle	NNS
huygens-treatise-2329	231	26	which	which	WDT
huygens-treatise-2329	231	27	strike	strike	VBP
huygens-treatise-2329	231	28	the	the	DT
huygens-treatise-2329	231	29	Ether	ether	NN
huygens-treatise-2329	231	30	at	at	IN
huygens-treatise-2329	231	31	these	these	DT
huygens-treatise-2329	231	32	points	point	NNS
huygens-treatise-2329	231	33	:	:	:
huygens-treatise-2329	231	34	which	which	WDT
huygens-treatise-2329	231	35	further	further	JJ
huygens-treatise-2329	231	36	contributes	contribute	VBZ
huygens-treatise-2329	231	37	to	to	IN
huygens-treatise-2329	231	38	rendering	render	VBG
huygens-treatise-2329	231	39	their	-PRON-	PRP$
huygens-treatise-2329	231	40	action	action	NN
huygens-treatise-2329	231	41	more	more	RBR
huygens-treatise-2329	231	42	sensible	sensible	JJ
huygens-treatise-2329	231	43	.	.	.
huygens-treatise-2329	232	1	[	[	-LRB-
huygens-treatise-2329	232	2	Illustration	illustration	NN
huygens-treatise-2329	232	3	]	]	-RRB-
huygens-treatise-2329	232	4	There	there	EX
huygens-treatise-2329	232	5	is	be	VBZ
huygens-treatise-2329	232	6	the	the	DT
huygens-treatise-2329	232	7	further	further	JJ
huygens-treatise-2329	232	8	consideration	consideration	NN
huygens-treatise-2329	232	9	in	in	IN
huygens-treatise-2329	232	10	the	the	DT
huygens-treatise-2329	232	11	emanation	emanation	NN
huygens-treatise-2329	232	12	of	of	IN
huygens-treatise-2329	232	13	these	these	DT
huygens-treatise-2329	232	14	waves	wave	NNS
huygens-treatise-2329	232	15	,	,	,
huygens-treatise-2329	232	16	that	that	IN
huygens-treatise-2329	232	17	each	each	DT
huygens-treatise-2329	232	18	particle	particle	NN
huygens-treatise-2329	232	19	of	of	IN
huygens-treatise-2329	232	20	matter	matter	NN
huygens-treatise-2329	232	21	in	in	IN
huygens-treatise-2329	232	22	which	which	WDT
huygens-treatise-2329	232	23	a	a	DT
huygens-treatise-2329	232	24	wave	wave	NN
huygens-treatise-2329	232	25	spreads	spread	VBZ
huygens-treatise-2329	232	26	,	,	,
huygens-treatise-2329	232	27	ought	ought	MD
huygens-treatise-2329	232	28	not	not	RB
huygens-treatise-2329	232	29	to	to	TO
huygens-treatise-2329	232	30	communicate	communicate	VB
huygens-treatise-2329	232	31	its	-PRON-	PRP$
huygens-treatise-2329	232	32	motion	motion	NN
huygens-treatise-2329	232	33	only	only	RB
huygens-treatise-2329	232	34	to	to	IN
huygens-treatise-2329	232	35	the	the	DT
huygens-treatise-2329	232	36	next	next	JJ
huygens-treatise-2329	232	37	particle	particle	NN
huygens-treatise-2329	232	38	which	which	WDT
huygens-treatise-2329	232	39	is	be	VBZ
huygens-treatise-2329	232	40	in	in	IN
huygens-treatise-2329	232	41	the	the	DT
huygens-treatise-2329	232	42	straight	straight	JJ
huygens-treatise-2329	232	43	line	line	NN
huygens-treatise-2329	232	44	drawn	draw	VBN
huygens-treatise-2329	232	45	from	from	IN
huygens-treatise-2329	232	46	the	the	DT
huygens-treatise-2329	232	47	luminous	luminous	JJ
huygens-treatise-2329	232	48	point	point	NN
huygens-treatise-2329	232	49	,	,	,
huygens-treatise-2329	232	50	but	but	CC
huygens-treatise-2329	232	51	that	that	IN
huygens-treatise-2329	232	52	it	-PRON-	PRP
huygens-treatise-2329	232	53	also	also	RB
huygens-treatise-2329	232	54	imparts	impart	VBZ
huygens-treatise-2329	232	55	some	some	DT
huygens-treatise-2329	232	56	of	of	IN
huygens-treatise-2329	232	57	it	-PRON-	PRP
huygens-treatise-2329	232	58	necessarily	necessarily	RB
huygens-treatise-2329	232	59	to	to	IN
huygens-treatise-2329	232	60	all	all	PDT
huygens-treatise-2329	232	61	the	the	DT
huygens-treatise-2329	232	62	others	other	NNS
huygens-treatise-2329	232	63	which	which	WDT
huygens-treatise-2329	232	64	touch	touch	VBP
huygens-treatise-2329	232	65	it	-PRON-	PRP
huygens-treatise-2329	232	66	and	and	CC
huygens-treatise-2329	232	67	which	which	WDT
huygens-treatise-2329	232	68	oppose	oppose	VBP
huygens-treatise-2329	232	69	themselves	-PRON-	PRP
huygens-treatise-2329	232	70	to	to	IN
huygens-treatise-2329	232	71	its	-PRON-	PRP$
huygens-treatise-2329	232	72	movement	movement	NN
huygens-treatise-2329	232	73	.	.	.
huygens-treatise-2329	233	1	So	so	RB
huygens-treatise-2329	233	2	it	-PRON-	PRP
huygens-treatise-2329	233	3	arises	arise	VBZ
huygens-treatise-2329	233	4	that	that	IN
huygens-treatise-2329	233	5	around	around	IN
huygens-treatise-2329	233	6	each	each	DT
huygens-treatise-2329	233	7	particle	particle	NN
huygens-treatise-2329	233	8	there	there	EX
huygens-treatise-2329	233	9	is	be	VBZ
huygens-treatise-2329	233	10	made	make	VBN
huygens-treatise-2329	233	11	a	a	DT
huygens-treatise-2329	233	12	wave	wave	NN
huygens-treatise-2329	233	13	of	of	IN
huygens-treatise-2329	233	14	which	which	WDT
huygens-treatise-2329	233	15	that	that	DT
huygens-treatise-2329	233	16	particle	particle	NN
huygens-treatise-2329	233	17	is	be	VBZ
huygens-treatise-2329	233	18	the	the	DT
huygens-treatise-2329	233	19	centre	centre	NN
huygens-treatise-2329	233	20	.	.	.
huygens-treatise-2329	234	1	Thus	thus	RB
huygens-treatise-2329	234	2	if	if	IN
huygens-treatise-2329	234	3	DCF	DCF	NNP
huygens-treatise-2329	234	4	is	be	VBZ
huygens-treatise-2329	234	5	a	a	DT
huygens-treatise-2329	234	6	wave	wave	NN
huygens-treatise-2329	234	7	emanating	emanate	VBG
huygens-treatise-2329	234	8	from	from	IN
huygens-treatise-2329	234	9	the	the	DT
huygens-treatise-2329	234	10	luminous	luminous	JJ
huygens-treatise-2329	234	11	point	point	NN
huygens-treatise-2329	234	12	A	A	NNP
huygens-treatise-2329	234	13	,	,	,
huygens-treatise-2329	234	14	which	which	WDT
huygens-treatise-2329	234	15	is	be	VBZ
huygens-treatise-2329	234	16	its	-PRON-	PRP$
huygens-treatise-2329	234	17	centre	centre	NN
huygens-treatise-2329	234	18	,	,	,
huygens-treatise-2329	234	19	the	the	DT
huygens-treatise-2329	234	20	particle	particle	NN
huygens-treatise-2329	234	21	B	b	NN
huygens-treatise-2329	234	22	,	,	,
huygens-treatise-2329	234	23	one	one	CD
huygens-treatise-2329	234	24	of	of	IN
huygens-treatise-2329	234	25	those	those	DT
huygens-treatise-2329	234	26	comprised	comprise	VBN
huygens-treatise-2329	234	27	within	within	IN
huygens-treatise-2329	234	28	the	the	DT
huygens-treatise-2329	234	29	sphere	sphere	JJ
huygens-treatise-2329	234	30	DCF	DCF	NNP
huygens-treatise-2329	234	31	,	,	,
huygens-treatise-2329	234	32	will	will	MD
huygens-treatise-2329	234	33	have	have	VB
huygens-treatise-2329	234	34	made	make	VBN
huygens-treatise-2329	234	35	its	-PRON-	PRP$
huygens-treatise-2329	234	36	particular	particular	JJ
huygens-treatise-2329	234	37	or	or	CC
huygens-treatise-2329	234	38	partial	partial	JJ
huygens-treatise-2329	234	39	wave	wave	NN
huygens-treatise-2329	234	40	KCL	KCL	NNP
huygens-treatise-2329	234	41	,	,	,
huygens-treatise-2329	234	42	which	which	WDT
huygens-treatise-2329	234	43	will	will	MD
huygens-treatise-2329	234	44	touch	touch	VB
huygens-treatise-2329	234	45	the	the	DT
huygens-treatise-2329	234	46	wave	wave	NN
huygens-treatise-2329	234	47	DCF	DCF	NNP
huygens-treatise-2329	234	48	at	at	IN
huygens-treatise-2329	234	49	C	C	NNP
huygens-treatise-2329	234	50	at	at	IN
huygens-treatise-2329	234	51	the	the	DT
huygens-treatise-2329	234	52	same	same	JJ
huygens-treatise-2329	234	53	moment	moment	NN
huygens-treatise-2329	234	54	that	that	IN
huygens-treatise-2329	234	55	the	the	DT
huygens-treatise-2329	234	56	principal	principal	JJ
huygens-treatise-2329	234	57	wave	wave	NN
huygens-treatise-2329	234	58	emanating	emanate	VBG
huygens-treatise-2329	234	59	from	from	IN
huygens-treatise-2329	234	60	the	the	DT
huygens-treatise-2329	234	61	point	point	NN
huygens-treatise-2329	234	62	A	A	NNP
huygens-treatise-2329	234	63	has	have	VBZ
huygens-treatise-2329	234	64	arrived	arrive	VBN
huygens-treatise-2329	234	65	at	at	IN
huygens-treatise-2329	234	66	DCF	DCF	NNP
huygens-treatise-2329	234	67	;	;	:
huygens-treatise-2329	234	68	and	and	CC
huygens-treatise-2329	234	69	it	-PRON-	PRP
huygens-treatise-2329	234	70	is	be	VBZ
huygens-treatise-2329	234	71	clear	clear	JJ
huygens-treatise-2329	234	72	that	that	IN
huygens-treatise-2329	234	73	it	-PRON-	PRP
huygens-treatise-2329	234	74	will	will	MD
huygens-treatise-2329	234	75	be	be	VB
huygens-treatise-2329	234	76	only	only	RB
huygens-treatise-2329	234	77	the	the	DT
huygens-treatise-2329	234	78	region	region	NN
huygens-treatise-2329	234	79	C	c	NN
huygens-treatise-2329	234	80	of	of	IN
huygens-treatise-2329	234	81	the	the	DT
huygens-treatise-2329	234	82	wave	wave	NN
huygens-treatise-2329	234	83	KCL	KCL	NNP
huygens-treatise-2329	234	84	which	which	WDT
huygens-treatise-2329	234	85	will	will	MD
huygens-treatise-2329	234	86	touch	touch	VB
huygens-treatise-2329	234	87	the	the	DT
huygens-treatise-2329	234	88	wave	wave	NN
huygens-treatise-2329	234	89	DCF	DCF	NNP
huygens-treatise-2329	234	90	,	,	,
huygens-treatise-2329	234	91	to	to	IN
huygens-treatise-2329	234	92	wit	wit	NN
huygens-treatise-2329	234	93	,	,	,
huygens-treatise-2329	234	94	that	that	IN
huygens-treatise-2329	234	95	which	which	WDT
huygens-treatise-2329	234	96	is	be	VBZ
huygens-treatise-2329	234	97	in	in	IN
huygens-treatise-2329	234	98	the	the	DT
huygens-treatise-2329	234	99	straight	straight	JJ
huygens-treatise-2329	234	100	line	line	NN
huygens-treatise-2329	234	101	drawn	draw	VBN
huygens-treatise-2329	234	102	through	through	IN
huygens-treatise-2329	234	103	AB	AB	NNP
huygens-treatise-2329	234	104	.	.	.
huygens-treatise-2329	235	1	Similarly	similarly	RB
huygens-treatise-2329	235	2	the	the	DT
huygens-treatise-2329	235	3	other	other	JJ
huygens-treatise-2329	235	4	particles	particle	NNS
huygens-treatise-2329	235	5	of	of	IN
huygens-treatise-2329	235	6	the	the	DT
huygens-treatise-2329	235	7	sphere	sphere	JJ
huygens-treatise-2329	235	8	DCF	DCF	NNP
huygens-treatise-2329	235	9	,	,	,
huygens-treatise-2329	235	10	such	such	JJ
huygens-treatise-2329	235	11	as	as	IN
huygens-treatise-2329	235	12	_	_	NNP
huygens-treatise-2329	235	13	bb	bb	NNP
huygens-treatise-2329	235	14	_	_	NNP
huygens-treatise-2329	235	15	,	,	,
huygens-treatise-2329	235	16	_	_	NNP
huygens-treatise-2329	235	17	dd	dd	NNP
huygens-treatise-2329	235	18	_	_	NNP
huygens-treatise-2329	235	19	,	,	,
huygens-treatise-2329	235	20	etc	etc	FW
huygens-treatise-2329	235	21	.	.	FW
huygens-treatise-2329	235	22	,	,	,
huygens-treatise-2329	235	23	will	will	MD
huygens-treatise-2329	235	24	each	each	DT
huygens-treatise-2329	235	25	make	make	VB
huygens-treatise-2329	235	26	its	-PRON-	PRP$
huygens-treatise-2329	235	27	own	own	JJ
huygens-treatise-2329	235	28	wave	wave	NN
huygens-treatise-2329	235	29	.	.	.
huygens-treatise-2329	236	1	But	but	CC
huygens-treatise-2329	236	2	each	each	DT
huygens-treatise-2329	236	3	of	of	IN
huygens-treatise-2329	236	4	these	these	DT
huygens-treatise-2329	236	5	waves	wave	NNS
huygens-treatise-2329	236	6	can	can	MD
huygens-treatise-2329	236	7	be	be	VB
huygens-treatise-2329	236	8	infinitely	infinitely	RB
huygens-treatise-2329	236	9	feeble	feeble	JJ
huygens-treatise-2329	236	10	only	only	RB
huygens-treatise-2329	236	11	as	as	IN
huygens-treatise-2329	236	12	compared	compare	VBN
huygens-treatise-2329	236	13	with	with	IN
huygens-treatise-2329	236	14	the	the	DT
huygens-treatise-2329	236	15	wave	wave	NN
huygens-treatise-2329	236	16	DCF	DCF	NNP
huygens-treatise-2329	236	17	,	,	,
huygens-treatise-2329	236	18	to	to	IN
huygens-treatise-2329	236	19	the	the	DT
huygens-treatise-2329	236	20	composition	composition	NN
huygens-treatise-2329	236	21	of	of	IN
huygens-treatise-2329	236	22	which	which	WDT
huygens-treatise-2329	236	23	all	all	PDT
huygens-treatise-2329	236	24	the	the	DT
huygens-treatise-2329	236	25	others	other	NNS
huygens-treatise-2329	236	26	contribute	contribute	VBP
huygens-treatise-2329	236	27	by	by	IN
huygens-treatise-2329	236	28	the	the	DT
huygens-treatise-2329	236	29	part	part	NN
huygens-treatise-2329	236	30	of	of	IN
huygens-treatise-2329	236	31	their	-PRON-	PRP$
huygens-treatise-2329	236	32	surface	surface	NN
huygens-treatise-2329	236	33	which	which	WDT
huygens-treatise-2329	236	34	is	be	VBZ
huygens-treatise-2329	236	35	most	most	RBS
huygens-treatise-2329	236	36	distant	distant	JJ
huygens-treatise-2329	236	37	from	from	IN
huygens-treatise-2329	236	38	the	the	DT
huygens-treatise-2329	236	39	centre	centre	NN
huygens-treatise-2329	236	40	A.	a.	NN
huygens-treatise-2329	237	1	One	one	PRP
huygens-treatise-2329	237	2	sees	see	VBZ
huygens-treatise-2329	237	3	,	,	,
huygens-treatise-2329	237	4	in	in	IN
huygens-treatise-2329	237	5	addition	addition	NN
huygens-treatise-2329	237	6	,	,	,
huygens-treatise-2329	237	7	that	that	IN
huygens-treatise-2329	237	8	the	the	DT
huygens-treatise-2329	237	9	wave	wave	NN
huygens-treatise-2329	237	10	DCF	DCF	NNP
huygens-treatise-2329	237	11	is	be	VBZ
huygens-treatise-2329	237	12	determined	determine	VBN
huygens-treatise-2329	237	13	by	by	IN
huygens-treatise-2329	237	14	the	the	DT
huygens-treatise-2329	237	15	distance	distance	NN
huygens-treatise-2329	237	16	attained	attain	VBD
huygens-treatise-2329	237	17	in	in	IN
huygens-treatise-2329	237	18	a	a	DT
huygens-treatise-2329	237	19	certain	certain	JJ
huygens-treatise-2329	237	20	space	space	NN
huygens-treatise-2329	237	21	of	of	IN
huygens-treatise-2329	237	22	time	time	NN
huygens-treatise-2329	237	23	by	by	IN
huygens-treatise-2329	237	24	the	the	DT
huygens-treatise-2329	237	25	movement	movement	NN
huygens-treatise-2329	237	26	which	which	WDT
huygens-treatise-2329	237	27	started	start	VBD
huygens-treatise-2329	237	28	from	from	IN
huygens-treatise-2329	237	29	the	the	DT
huygens-treatise-2329	237	30	point	point	NN
huygens-treatise-2329	237	31	A	a	NN
huygens-treatise-2329	237	32	;	;	:
huygens-treatise-2329	237	33	there	there	EX
huygens-treatise-2329	237	34	being	be	VBG
huygens-treatise-2329	237	35	no	no	DT
huygens-treatise-2329	237	36	movement	movement	NN
huygens-treatise-2329	237	37	beyond	beyond	IN
huygens-treatise-2329	237	38	this	this	DT
huygens-treatise-2329	237	39	wave	wave	NN
huygens-treatise-2329	237	40	,	,	,
huygens-treatise-2329	237	41	though	though	IN
huygens-treatise-2329	237	42	there	there	EX
huygens-treatise-2329	237	43	will	will	MD
huygens-treatise-2329	237	44	be	be	VB
huygens-treatise-2329	237	45	in	in	IN
huygens-treatise-2329	237	46	the	the	DT
huygens-treatise-2329	237	47	space	space	NN
huygens-treatise-2329	237	48	which	which	WDT
huygens-treatise-2329	237	49	it	-PRON-	PRP
huygens-treatise-2329	237	50	encloses	enclose	VBZ
huygens-treatise-2329	237	51	,	,	,
huygens-treatise-2329	237	52	namely	namely	RB
huygens-treatise-2329	237	53	in	in	IN
huygens-treatise-2329	237	54	parts	part	NNS
huygens-treatise-2329	237	55	of	of	IN
huygens-treatise-2329	237	56	the	the	DT
huygens-treatise-2329	237	57	particular	particular	JJ
huygens-treatise-2329	237	58	waves	wave	NNS
huygens-treatise-2329	237	59	,	,	,
huygens-treatise-2329	237	60	those	those	DT
huygens-treatise-2329	237	61	parts	part	NNS
huygens-treatise-2329	237	62	which	which	WDT
huygens-treatise-2329	237	63	do	do	VBP
huygens-treatise-2329	237	64	not	not	RB
huygens-treatise-2329	237	65	touch	touch	VB
huygens-treatise-2329	237	66	the	the	DT
huygens-treatise-2329	237	67	sphere	sphere	JJ
huygens-treatise-2329	237	68	DCF	dcf	NN
huygens-treatise-2329	237	69	.	.	.
huygens-treatise-2329	238	1	And	and	CC
huygens-treatise-2329	238	2	all	all	PDT
huygens-treatise-2329	238	3	this	this	DT
huygens-treatise-2329	238	4	ought	ought	MD
huygens-treatise-2329	238	5	not	not	RB
huygens-treatise-2329	238	6	to	to	TO
huygens-treatise-2329	238	7	seem	seem	VB
huygens-treatise-2329	238	8	fraught	fraught	JJ
huygens-treatise-2329	238	9	with	with	IN
huygens-treatise-2329	238	10	too	too	RB
huygens-treatise-2329	238	11	much	much	JJ
huygens-treatise-2329	238	12	minuteness	minuteness	NN
huygens-treatise-2329	238	13	or	or	CC
huygens-treatise-2329	238	14	subtlety	subtlety	NN
huygens-treatise-2329	238	15	,	,	,
huygens-treatise-2329	238	16	since	since	IN
huygens-treatise-2329	238	17	we	-PRON-	PRP
huygens-treatise-2329	238	18	shall	shall	MD
huygens-treatise-2329	238	19	see	see	VB
huygens-treatise-2329	238	20	in	in	IN
huygens-treatise-2329	238	21	the	the	DT
huygens-treatise-2329	238	22	sequel	sequel	NN
huygens-treatise-2329	238	23	that	that	WDT
huygens-treatise-2329	238	24	all	all	PDT
huygens-treatise-2329	238	25	the	the	DT
huygens-treatise-2329	238	26	properties	property	NNS
huygens-treatise-2329	238	27	of	of	IN
huygens-treatise-2329	238	28	Light	Light	NNP
huygens-treatise-2329	238	29	,	,	,
huygens-treatise-2329	238	30	and	and	CC
huygens-treatise-2329	238	31	everything	everything	NN
huygens-treatise-2329	238	32	pertaining	pertain	VBG
huygens-treatise-2329	238	33	to	to	IN
huygens-treatise-2329	238	34	its	-PRON-	PRP$
huygens-treatise-2329	238	35	reflexion	reflexion	NN
huygens-treatise-2329	238	36	and	and	CC
huygens-treatise-2329	238	37	its	-PRON-	PRP$
huygens-treatise-2329	238	38	refraction	refraction	NN
huygens-treatise-2329	238	39	,	,	,
huygens-treatise-2329	238	40	can	can	MD
huygens-treatise-2329	238	41	be	be	VB
huygens-treatise-2329	238	42	explained	explain	VBN
huygens-treatise-2329	238	43	in	in	IN
huygens-treatise-2329	238	44	principle	principle	NN
huygens-treatise-2329	238	45	by	by	IN
huygens-treatise-2329	238	46	this	this	DT
huygens-treatise-2329	238	47	means	mean	VBZ
huygens-treatise-2329	238	48	.	.	.
huygens-treatise-2329	239	1	This	this	DT
huygens-treatise-2329	239	2	is	be	VBZ
huygens-treatise-2329	239	3	a	a	DT
huygens-treatise-2329	239	4	matter	matter	NN
huygens-treatise-2329	239	5	which	which	WDT
huygens-treatise-2329	239	6	has	have	VBZ
huygens-treatise-2329	239	7	been	be	VBN
huygens-treatise-2329	239	8	quite	quite	RB
huygens-treatise-2329	239	9	unknown	unknown	JJ
huygens-treatise-2329	239	10	to	to	IN
huygens-treatise-2329	239	11	those	those	DT
huygens-treatise-2329	239	12	who	who	WP
huygens-treatise-2329	239	13	hitherto	hitherto	VBD
huygens-treatise-2329	239	14	have	have	VBP
huygens-treatise-2329	239	15	begun	begin	VBN
huygens-treatise-2329	239	16	to	to	TO
huygens-treatise-2329	239	17	consider	consider	VB
huygens-treatise-2329	239	18	the	the	DT
huygens-treatise-2329	239	19	waves	wave	NNS
huygens-treatise-2329	239	20	of	of	IN
huygens-treatise-2329	239	21	light	light	NN
huygens-treatise-2329	239	22	,	,	,
huygens-treatise-2329	239	23	amongst	amongst	IN
huygens-treatise-2329	239	24	whom	whom	WP
huygens-treatise-2329	239	25	are	be	VBP
huygens-treatise-2329	239	26	Mr.	Mr.	NNP
huygens-treatise-2329	239	27	Hooke	Hooke	NNP
huygens-treatise-2329	239	28	in	in	IN
huygens-treatise-2329	239	29	his	-PRON-	PRP$
huygens-treatise-2329	239	30	_	_	NNP
huygens-treatise-2329	239	31	Micrographia	Micrographia	NNP
huygens-treatise-2329	239	32	_	_	NNP
huygens-treatise-2329	239	33	,	,	,
huygens-treatise-2329	239	34	and	and	CC
huygens-treatise-2329	239	35	Father	Father	NNP
huygens-treatise-2329	239	36	Pardies	Pardies	NNP
huygens-treatise-2329	239	37	,	,	,
huygens-treatise-2329	239	38	who	who	WP
huygens-treatise-2329	239	39	,	,	,
huygens-treatise-2329	239	40	in	in	IN
huygens-treatise-2329	239	41	a	a	DT
huygens-treatise-2329	239	42	treatise	treatise	NN
huygens-treatise-2329	239	43	of	of	IN
huygens-treatise-2329	239	44	which	which	WDT
huygens-treatise-2329	239	45	he	-PRON-	PRP
huygens-treatise-2329	239	46	let	let	VBD
huygens-treatise-2329	239	47	me	-PRON-	PRP
huygens-treatise-2329	239	48	see	see	VB
huygens-treatise-2329	239	49	a	a	DT
huygens-treatise-2329	239	50	portion	portion	NN
huygens-treatise-2329	239	51	,	,	,
huygens-treatise-2329	239	52	and	and	CC
huygens-treatise-2329	239	53	which	which	WDT
huygens-treatise-2329	239	54	he	-PRON-	PRP
huygens-treatise-2329	239	55	was	be	VBD
huygens-treatise-2329	239	56	unable	unable	JJ
huygens-treatise-2329	239	57	to	to	TO
huygens-treatise-2329	239	58	complete	complete	VB
huygens-treatise-2329	239	59	as	as	IN
huygens-treatise-2329	239	60	he	-PRON-	PRP
huygens-treatise-2329	239	61	died	die	VBD
huygens-treatise-2329	239	62	shortly	shortly	RB
huygens-treatise-2329	239	63	afterward	afterward	RB
huygens-treatise-2329	239	64	,	,	,
huygens-treatise-2329	239	65	had	have	VBD
huygens-treatise-2329	239	66	undertaken	undertake	VBN
huygens-treatise-2329	239	67	to	to	TO
huygens-treatise-2329	239	68	prove	prove	VB
huygens-treatise-2329	239	69	by	by	IN
huygens-treatise-2329	239	70	these	these	DT
huygens-treatise-2329	239	71	waves	wave	NNS
huygens-treatise-2329	239	72	the	the	DT
huygens-treatise-2329	239	73	effects	effect	NNS
huygens-treatise-2329	239	74	of	of	IN
huygens-treatise-2329	239	75	reflexion	reflexion	NN
huygens-treatise-2329	239	76	and	and	CC
huygens-treatise-2329	239	77	refraction	refraction	NN
huygens-treatise-2329	239	78	.	.	.
huygens-treatise-2329	240	1	But	but	CC
huygens-treatise-2329	240	2	the	the	DT
huygens-treatise-2329	240	3	chief	chief	JJ
huygens-treatise-2329	240	4	foundation	foundation	NN
huygens-treatise-2329	240	5	,	,	,
huygens-treatise-2329	240	6	which	which	WDT
huygens-treatise-2329	240	7	consists	consist	VBZ
huygens-treatise-2329	240	8	in	in	IN
huygens-treatise-2329	240	9	the	the	DT
huygens-treatise-2329	240	10	remark	remark	NN
huygens-treatise-2329	240	11	I	-PRON-	PRP
huygens-treatise-2329	240	12	have	have	VBP
huygens-treatise-2329	240	13	just	just	RB
huygens-treatise-2329	240	14	made	make	VBN
huygens-treatise-2329	240	15	,	,	,
huygens-treatise-2329	240	16	was	be	VBD
huygens-treatise-2329	240	17	lacking	lack	VBG
huygens-treatise-2329	240	18	in	in	IN
huygens-treatise-2329	240	19	his	-PRON-	PRP$
huygens-treatise-2329	240	20	demonstrations	demonstration	NNS
huygens-treatise-2329	240	21	;	;	,
huygens-treatise-2329	240	22	and	and	CC
huygens-treatise-2329	240	23	for	for	IN
huygens-treatise-2329	240	24	the	the	DT
huygens-treatise-2329	240	25	rest	rest	NN
huygens-treatise-2329	240	26	he	-PRON-	PRP
huygens-treatise-2329	240	27	had	have	VBD
huygens-treatise-2329	240	28	opinions	opinion	NNS
huygens-treatise-2329	240	29	very	very	RB
huygens-treatise-2329	240	30	different	different	JJ
huygens-treatise-2329	240	31	from	from	IN
huygens-treatise-2329	240	32	mine	-PRON-	PRP
huygens-treatise-2329	240	33	,	,	,
huygens-treatise-2329	240	34	as	as	IN
huygens-treatise-2329	240	35	may	may	MD
huygens-treatise-2329	240	36	be	be	VB
huygens-treatise-2329	240	37	will	will	MD
huygens-treatise-2329	240	38	appear	appear	VB
huygens-treatise-2329	240	39	some	some	DT
huygens-treatise-2329	240	40	day	day	NN
huygens-treatise-2329	240	41	if	if	IN
huygens-treatise-2329	240	42	his	-PRON-	PRP$
huygens-treatise-2329	240	43	writing	writing	NN
huygens-treatise-2329	240	44	has	have	VBZ
huygens-treatise-2329	240	45	been	be	VBN
huygens-treatise-2329	240	46	preserved	preserve	VBN
huygens-treatise-2329	240	47	.	.	.
huygens-treatise-2329	241	1	To	to	TO
huygens-treatise-2329	241	2	come	come	VB
huygens-treatise-2329	241	3	to	to	IN
huygens-treatise-2329	241	4	the	the	DT
huygens-treatise-2329	241	5	properties	property	NNS
huygens-treatise-2329	241	6	of	of	IN
huygens-treatise-2329	241	7	Light	Light	NNP
huygens-treatise-2329	241	8	.	.	.
huygens-treatise-2329	242	1	We	-PRON-	PRP
huygens-treatise-2329	242	2	remark	remark	VBP
huygens-treatise-2329	242	3	first	first	RB
huygens-treatise-2329	242	4	that	that	IN
huygens-treatise-2329	242	5	each	each	DT
huygens-treatise-2329	242	6	portion	portion	NN
huygens-treatise-2329	242	7	of	of	IN
huygens-treatise-2329	242	8	a	a	DT
huygens-treatise-2329	242	9	wave	wave	NN
huygens-treatise-2329	242	10	ought	ought	MD
huygens-treatise-2329	242	11	to	to	TO
huygens-treatise-2329	242	12	spread	spread	VB
huygens-treatise-2329	242	13	in	in	IN
huygens-treatise-2329	242	14	such	such	PDT
huygens-treatise-2329	242	15	a	a	DT
huygens-treatise-2329	242	16	way	way	NN
huygens-treatise-2329	242	17	that	that	WDT
huygens-treatise-2329	242	18	its	-PRON-	PRP$
huygens-treatise-2329	242	19	extremities	extremity	NNS
huygens-treatise-2329	242	20	lie	lie	VBP
huygens-treatise-2329	242	21	always	always	RB
huygens-treatise-2329	242	22	between	between	IN
huygens-treatise-2329	242	23	the	the	DT
huygens-treatise-2329	242	24	same	same	JJ
huygens-treatise-2329	242	25	straight	straight	JJ
huygens-treatise-2329	242	26	lines	line	NNS
huygens-treatise-2329	242	27	drawn	draw	VBN
huygens-treatise-2329	242	28	from	from	IN
huygens-treatise-2329	242	29	the	the	DT
huygens-treatise-2329	242	30	luminous	luminous	JJ
huygens-treatise-2329	242	31	point	point	NN
huygens-treatise-2329	242	32	.	.	.
huygens-treatise-2329	243	1	Thus	thus	RB
huygens-treatise-2329	243	2	the	the	DT
huygens-treatise-2329	243	3	portion	portion	NN
huygens-treatise-2329	243	4	BG	BG	NNP
huygens-treatise-2329	243	5	of	of	IN
huygens-treatise-2329	243	6	the	the	DT
huygens-treatise-2329	243	7	wave	wave	NN
huygens-treatise-2329	243	8	,	,	,
huygens-treatise-2329	243	9	having	have	VBG
huygens-treatise-2329	243	10	the	the	DT
huygens-treatise-2329	243	11	luminous	luminous	JJ
huygens-treatise-2329	243	12	point	point	NN
huygens-treatise-2329	243	13	A	A	NNP
huygens-treatise-2329	243	14	as	as	IN
huygens-treatise-2329	243	15	its	-PRON-	PRP$
huygens-treatise-2329	243	16	centre	centre	NN
huygens-treatise-2329	243	17	,	,	,
huygens-treatise-2329	243	18	will	will	MD
huygens-treatise-2329	243	19	spread	spread	VB
huygens-treatise-2329	243	20	into	into	IN
huygens-treatise-2329	243	21	the	the	DT
huygens-treatise-2329	243	22	arc	arc	NNP
huygens-treatise-2329	243	23	CE	CE	NNP
huygens-treatise-2329	243	24	bounded	bound	VBN
huygens-treatise-2329	243	25	by	by	IN
huygens-treatise-2329	243	26	the	the	DT
huygens-treatise-2329	243	27	straight	straight	JJ
huygens-treatise-2329	243	28	lines	line	NNS
huygens-treatise-2329	243	29	ABC	ABC	NNP
huygens-treatise-2329	243	30	,	,	,
huygens-treatise-2329	243	31	AGE	AGE	NNP
huygens-treatise-2329	243	32	.	.	.
huygens-treatise-2329	244	1	For	for	IN
huygens-treatise-2329	244	2	although	although	IN
huygens-treatise-2329	244	3	the	the	DT
huygens-treatise-2329	244	4	particular	particular	JJ
huygens-treatise-2329	244	5	waves	wave	NNS
huygens-treatise-2329	244	6	produced	produce	VBN
huygens-treatise-2329	244	7	by	by	IN
huygens-treatise-2329	244	8	the	the	DT
huygens-treatise-2329	244	9	particles	particle	NNS
huygens-treatise-2329	244	10	comprised	comprise	VBN
huygens-treatise-2329	244	11	within	within	IN
huygens-treatise-2329	244	12	the	the	DT
huygens-treatise-2329	244	13	space	space	NN
huygens-treatise-2329	244	14	CAE	CAE	NNP
huygens-treatise-2329	244	15	spread	spread	VBD
huygens-treatise-2329	244	16	also	also	RB
huygens-treatise-2329	244	17	outside	outside	IN
huygens-treatise-2329	244	18	this	this	DT
huygens-treatise-2329	244	19	space	space	NN
huygens-treatise-2329	244	20	,	,	,
huygens-treatise-2329	244	21	they	-PRON-	PRP
huygens-treatise-2329	244	22	yet	yet	RB
huygens-treatise-2329	244	23	do	do	VBP
huygens-treatise-2329	244	24	not	not	RB
huygens-treatise-2329	244	25	concur	concur	VB
huygens-treatise-2329	244	26	at	at	IN
huygens-treatise-2329	244	27	the	the	DT
huygens-treatise-2329	244	28	same	same	JJ
huygens-treatise-2329	244	29	instant	instant	NN
huygens-treatise-2329	244	30	to	to	TO
huygens-treatise-2329	244	31	compose	compose	VB
huygens-treatise-2329	244	32	a	a	DT
huygens-treatise-2329	244	33	wave	wave	NN
huygens-treatise-2329	244	34	which	which	WDT
huygens-treatise-2329	244	35	terminates	terminate	VBZ
huygens-treatise-2329	244	36	the	the	DT
huygens-treatise-2329	244	37	movement	movement	NN
huygens-treatise-2329	244	38	,	,	,
huygens-treatise-2329	244	39	as	as	IN
huygens-treatise-2329	244	40	they	-PRON-	PRP
huygens-treatise-2329	244	41	do	do	VBP
huygens-treatise-2329	244	42	precisely	precisely	RB
huygens-treatise-2329	244	43	at	at	IN
huygens-treatise-2329	244	44	the	the	DT
huygens-treatise-2329	244	45	circumference	circumference	NN
huygens-treatise-2329	244	46	CE	CE	NNP
huygens-treatise-2329	244	47	,	,	,
huygens-treatise-2329	244	48	which	which	WDT
huygens-treatise-2329	244	49	is	be	VBZ
huygens-treatise-2329	244	50	their	-PRON-	PRP$
huygens-treatise-2329	244	51	common	common	JJ
huygens-treatise-2329	244	52	tangent	tangent	NN
huygens-treatise-2329	244	53	.	.	.
huygens-treatise-2329	245	1	And	and	CC
huygens-treatise-2329	245	2	hence	hence	RB
huygens-treatise-2329	245	3	one	one	PRP
huygens-treatise-2329	245	4	sees	see	VBZ
huygens-treatise-2329	245	5	the	the	DT
huygens-treatise-2329	245	6	reason	reason	NN
huygens-treatise-2329	245	7	why	why	WRB
huygens-treatise-2329	245	8	light	light	NN
huygens-treatise-2329	245	9	,	,	,
huygens-treatise-2329	245	10	at	at	IN
huygens-treatise-2329	245	11	least	least	JJS
huygens-treatise-2329	245	12	if	if	IN
huygens-treatise-2329	245	13	its	-PRON-	PRP$
huygens-treatise-2329	245	14	rays	ray	NNS
huygens-treatise-2329	245	15	are	be	VBP
huygens-treatise-2329	245	16	not	not	RB
huygens-treatise-2329	245	17	reflected	reflect	VBN
huygens-treatise-2329	245	18	or	or	CC
huygens-treatise-2329	245	19	broken	break	VBN
huygens-treatise-2329	245	20	,	,	,
huygens-treatise-2329	245	21	spreads	spread	VBZ
huygens-treatise-2329	245	22	only	only	RB
huygens-treatise-2329	245	23	by	by	IN
huygens-treatise-2329	245	24	straight	straight	JJ
huygens-treatise-2329	245	25	lines	line	NNS
huygens-treatise-2329	245	26	,	,	,
huygens-treatise-2329	245	27	so	so	IN
huygens-treatise-2329	245	28	that	that	IN
huygens-treatise-2329	245	29	it	-PRON-	PRP
huygens-treatise-2329	245	30	illuminates	illuminate	VBZ
huygens-treatise-2329	245	31	no	no	DT
huygens-treatise-2329	245	32	object	object	NN
huygens-treatise-2329	245	33	except	except	IN
huygens-treatise-2329	245	34	when	when	WRB
huygens-treatise-2329	245	35	the	the	DT
huygens-treatise-2329	245	36	path	path	NN
huygens-treatise-2329	245	37	from	from	IN
huygens-treatise-2329	245	38	its	-PRON-	PRP$
huygens-treatise-2329	245	39	source	source	NN
huygens-treatise-2329	245	40	to	to	IN
huygens-treatise-2329	245	41	that	that	DT
huygens-treatise-2329	245	42	object	object	NN
huygens-treatise-2329	245	43	is	be	VBZ
huygens-treatise-2329	245	44	open	open	JJ
huygens-treatise-2329	245	45	along	along	IN
huygens-treatise-2329	245	46	such	such	JJ
huygens-treatise-2329	245	47	lines	line	NNS
huygens-treatise-2329	245	48	.	.	.
huygens-treatise-2329	246	1	For	for	IN
huygens-treatise-2329	246	2	if	if	IN
huygens-treatise-2329	246	3	,	,	,
huygens-treatise-2329	246	4	for	for	IN
huygens-treatise-2329	246	5	example	example	NN
huygens-treatise-2329	246	6	,	,	,
huygens-treatise-2329	246	7	there	there	EX
huygens-treatise-2329	246	8	were	be	VBD
huygens-treatise-2329	246	9	an	an	DT
huygens-treatise-2329	246	10	opening	opening	NN
huygens-treatise-2329	246	11	BG	BG	NNP
huygens-treatise-2329	246	12	,	,	,
huygens-treatise-2329	246	13	limited	limit	VBN
huygens-treatise-2329	246	14	by	by	IN
huygens-treatise-2329	246	15	opaque	opaque	JJ
huygens-treatise-2329	246	16	bodies	body	NNS
huygens-treatise-2329	246	17	BH	BH	NNP
huygens-treatise-2329	246	18	,	,	,
huygens-treatise-2329	246	19	GI	GI	NNP
huygens-treatise-2329	246	20	,	,	,
huygens-treatise-2329	246	21	the	the	DT
huygens-treatise-2329	246	22	wave	wave	NN
huygens-treatise-2329	246	23	of	of	IN
huygens-treatise-2329	246	24	light	light	NN
huygens-treatise-2329	246	25	which	which	WDT
huygens-treatise-2329	246	26	issues	issue	NNS
huygens-treatise-2329	246	27	from	from	IN
huygens-treatise-2329	246	28	the	the	DT
huygens-treatise-2329	246	29	point	point	NN
huygens-treatise-2329	246	30	A	A	NNP
huygens-treatise-2329	246	31	will	will	MD
huygens-treatise-2329	246	32	always	always	RB
huygens-treatise-2329	246	33	be	be	VB
huygens-treatise-2329	246	34	terminated	terminate	VBN
huygens-treatise-2329	246	35	by	by	IN
huygens-treatise-2329	246	36	the	the	DT
huygens-treatise-2329	246	37	straight	straight	JJ
huygens-treatise-2329	246	38	lines	line	NNS
huygens-treatise-2329	246	39	AC	AC	NNP
huygens-treatise-2329	246	40	,	,	,
huygens-treatise-2329	246	41	AE	AE	NNP
huygens-treatise-2329	246	42	,	,	,
huygens-treatise-2329	246	43	as	as	IN
huygens-treatise-2329	246	44	has	have	VBZ
huygens-treatise-2329	246	45	just	just	RB
huygens-treatise-2329	246	46	been	be	VBN
huygens-treatise-2329	246	47	shown	show	VBN
huygens-treatise-2329	246	48	;	;	:
huygens-treatise-2329	246	49	the	the	DT
huygens-treatise-2329	246	50	parts	part	NNS
huygens-treatise-2329	246	51	of	of	IN
huygens-treatise-2329	246	52	the	the	DT
huygens-treatise-2329	246	53	partial	partial	JJ
huygens-treatise-2329	246	54	waves	wave	NNS
huygens-treatise-2329	246	55	which	which	WDT
huygens-treatise-2329	246	56	spread	spread	VBD
huygens-treatise-2329	246	57	outside	outside	IN
huygens-treatise-2329	246	58	the	the	DT
huygens-treatise-2329	246	59	space	space	NN
huygens-treatise-2329	246	60	ACE	ACE	NNP
huygens-treatise-2329	246	61	being	be	VBG
huygens-treatise-2329	246	62	too	too	RB
huygens-treatise-2329	246	63	feeble	feeble	JJ
huygens-treatise-2329	246	64	to	to	TO
huygens-treatise-2329	246	65	produce	produce	VB
huygens-treatise-2329	246	66	light	light	NN
huygens-treatise-2329	246	67	there	there	RB
huygens-treatise-2329	246	68	.	.	.
huygens-treatise-2329	247	1	Now	now	RB
huygens-treatise-2329	247	2	,	,	,
huygens-treatise-2329	247	3	however	however	WRB
huygens-treatise-2329	247	4	small	small	JJ
huygens-treatise-2329	247	5	we	-PRON-	PRP
huygens-treatise-2329	247	6	make	make	VBP
huygens-treatise-2329	247	7	the	the	DT
huygens-treatise-2329	247	8	opening	opening	NN
huygens-treatise-2329	247	9	BG	BG	NNP
huygens-treatise-2329	247	10	,	,	,
huygens-treatise-2329	247	11	there	there	EX
huygens-treatise-2329	247	12	is	be	VBZ
huygens-treatise-2329	247	13	always	always	RB
huygens-treatise-2329	247	14	the	the	DT
huygens-treatise-2329	247	15	same	same	JJ
huygens-treatise-2329	247	16	reason	reason	NN
huygens-treatise-2329	247	17	causing	cause	VBG
huygens-treatise-2329	247	18	the	the	DT
huygens-treatise-2329	247	19	light	light	NN
huygens-treatise-2329	247	20	there	there	RB
huygens-treatise-2329	247	21	to	to	TO
huygens-treatise-2329	247	22	pass	pass	VB
huygens-treatise-2329	247	23	between	between	IN
huygens-treatise-2329	247	24	straight	straight	JJ
huygens-treatise-2329	247	25	lines	line	NNS
huygens-treatise-2329	247	26	;	;	:
huygens-treatise-2329	247	27	since	since	IN
huygens-treatise-2329	247	28	this	this	DT
huygens-treatise-2329	247	29	opening	opening	NN
huygens-treatise-2329	247	30	is	be	VBZ
huygens-treatise-2329	247	31	always	always	RB
huygens-treatise-2329	247	32	large	large	JJ
huygens-treatise-2329	247	33	enough	enough	RB
huygens-treatise-2329	247	34	to	to	TO
huygens-treatise-2329	247	35	contain	contain	VB
huygens-treatise-2329	247	36	a	a	DT
huygens-treatise-2329	247	37	great	great	JJ
huygens-treatise-2329	247	38	number	number	NN
huygens-treatise-2329	247	39	of	of	IN
huygens-treatise-2329	247	40	particles	particle	NNS
huygens-treatise-2329	247	41	of	of	IN
huygens-treatise-2329	247	42	the	the	DT
huygens-treatise-2329	247	43	ethereal	ethereal	JJ
huygens-treatise-2329	247	44	matter	matter	NN
huygens-treatise-2329	247	45	,	,	,
huygens-treatise-2329	247	46	which	which	WDT
huygens-treatise-2329	247	47	are	be	VBP
huygens-treatise-2329	247	48	of	of	IN
huygens-treatise-2329	247	49	an	an	DT
huygens-treatise-2329	247	50	inconceivable	inconceivable	JJ
huygens-treatise-2329	247	51	smallness	smallness	NN
huygens-treatise-2329	247	52	;	;	:
huygens-treatise-2329	247	53	so	so	IN
huygens-treatise-2329	247	54	that	that	IN
huygens-treatise-2329	247	55	it	-PRON-	PRP
huygens-treatise-2329	247	56	appears	appear	VBZ
huygens-treatise-2329	247	57	that	that	IN
huygens-treatise-2329	247	58	each	each	DT
huygens-treatise-2329	247	59	little	little	JJ
huygens-treatise-2329	247	60	portion	portion	NN
huygens-treatise-2329	247	61	of	of	IN
huygens-treatise-2329	247	62	the	the	DT
huygens-treatise-2329	247	63	wave	wave	NN
huygens-treatise-2329	247	64	necessarily	necessarily	RB
huygens-treatise-2329	247	65	advances	advance	VBZ
huygens-treatise-2329	247	66	following	follow	VBG
huygens-treatise-2329	247	67	the	the	DT
huygens-treatise-2329	247	68	straight	straight	JJ
huygens-treatise-2329	247	69	line	line	NN
huygens-treatise-2329	247	70	which	which	WDT
huygens-treatise-2329	247	71	comes	come	VBZ
huygens-treatise-2329	247	72	from	from	IN
huygens-treatise-2329	247	73	the	the	DT
huygens-treatise-2329	247	74	luminous	luminous	JJ
huygens-treatise-2329	247	75	point	point	NN
huygens-treatise-2329	247	76	.	.	.
huygens-treatise-2329	248	1	Thus	thus	RB
huygens-treatise-2329	248	2	then	then	RB
huygens-treatise-2329	248	3	we	-PRON-	PRP
huygens-treatise-2329	248	4	may	may	MD
huygens-treatise-2329	248	5	take	take	VB
huygens-treatise-2329	248	6	the	the	DT
huygens-treatise-2329	248	7	rays	ray	NNS
huygens-treatise-2329	248	8	of	of	IN
huygens-treatise-2329	248	9	light	light	NN
huygens-treatise-2329	248	10	as	as	IN
huygens-treatise-2329	248	11	if	if	IN
huygens-treatise-2329	248	12	they	-PRON-	PRP
huygens-treatise-2329	248	13	were	be	VBD
huygens-treatise-2329	248	14	straight	straight	JJ
huygens-treatise-2329	248	15	lines	line	NNS
huygens-treatise-2329	248	16	.	.	.
huygens-treatise-2329	249	1	It	-PRON-	PRP
huygens-treatise-2329	249	2	appears	appear	VBZ
huygens-treatise-2329	249	3	,	,	,
huygens-treatise-2329	249	4	moreover	moreover	RB
huygens-treatise-2329	249	5	,	,	,
huygens-treatise-2329	249	6	by	by	IN
huygens-treatise-2329	249	7	what	what	WP
huygens-treatise-2329	249	8	has	have	VBZ
huygens-treatise-2329	249	9	been	be	VBN
huygens-treatise-2329	249	10	remarked	remark	VBN
huygens-treatise-2329	249	11	touching	touch	VBG
huygens-treatise-2329	249	12	the	the	DT
huygens-treatise-2329	249	13	feebleness	feebleness	NN
huygens-treatise-2329	249	14	of	of	IN
huygens-treatise-2329	249	15	the	the	DT
huygens-treatise-2329	249	16	particular	particular	JJ
huygens-treatise-2329	249	17	waves	wave	NNS
huygens-treatise-2329	249	18	,	,	,
huygens-treatise-2329	249	19	that	that	IN
huygens-treatise-2329	249	20	it	-PRON-	PRP
huygens-treatise-2329	249	21	is	be	VBZ
huygens-treatise-2329	249	22	not	not	RB
huygens-treatise-2329	249	23	needful	needful	JJ
huygens-treatise-2329	249	24	that	that	IN
huygens-treatise-2329	249	25	all	all	PDT
huygens-treatise-2329	249	26	the	the	DT
huygens-treatise-2329	249	27	particles	particle	NNS
huygens-treatise-2329	249	28	of	of	IN
huygens-treatise-2329	249	29	the	the	DT
huygens-treatise-2329	249	30	Ether	Ether	NNP
huygens-treatise-2329	249	31	should	should	MD
huygens-treatise-2329	249	32	be	be	VB
huygens-treatise-2329	249	33	equal	equal	JJ
huygens-treatise-2329	249	34	amongst	amongst	IN
huygens-treatise-2329	249	35	themselves	-PRON-	PRP
huygens-treatise-2329	249	36	,	,	,
huygens-treatise-2329	249	37	though	though	IN
huygens-treatise-2329	249	38	equality	equality	NN
huygens-treatise-2329	249	39	is	be	VBZ
huygens-treatise-2329	249	40	more	more	RBR
huygens-treatise-2329	249	41	apt	apt	JJ
huygens-treatise-2329	249	42	for	for	IN
huygens-treatise-2329	249	43	the	the	DT
huygens-treatise-2329	249	44	propagation	propagation	NN
huygens-treatise-2329	249	45	of	of	IN
huygens-treatise-2329	249	46	the	the	DT
huygens-treatise-2329	249	47	movement	movement	NN
huygens-treatise-2329	249	48	.	.	.
huygens-treatise-2329	250	1	For	for	IN
huygens-treatise-2329	250	2	it	-PRON-	PRP
huygens-treatise-2329	250	3	is	be	VBZ
huygens-treatise-2329	250	4	true	true	JJ
huygens-treatise-2329	250	5	that	that	IN
huygens-treatise-2329	250	6	inequality	inequality	NN
huygens-treatise-2329	250	7	will	will	MD
huygens-treatise-2329	250	8	cause	cause	VB
huygens-treatise-2329	250	9	a	a	DT
huygens-treatise-2329	250	10	particle	particle	NN
huygens-treatise-2329	250	11	by	by	IN
huygens-treatise-2329	250	12	pushing	push	VBG
huygens-treatise-2329	250	13	against	against	IN
huygens-treatise-2329	250	14	another	another	DT
huygens-treatise-2329	250	15	larger	large	JJR
huygens-treatise-2329	250	16	one	one	NN
huygens-treatise-2329	250	17	to	to	TO
huygens-treatise-2329	250	18	strive	strive	VB
huygens-treatise-2329	250	19	to	to	TO
huygens-treatise-2329	250	20	recoil	recoil	VB
huygens-treatise-2329	250	21	with	with	IN
huygens-treatise-2329	250	22	a	a	DT
huygens-treatise-2329	250	23	part	part	NN
huygens-treatise-2329	250	24	of	of	IN
huygens-treatise-2329	250	25	its	-PRON-	PRP$
huygens-treatise-2329	250	26	movement	movement	NN
huygens-treatise-2329	250	27	;	;	:
huygens-treatise-2329	250	28	but	but	CC
huygens-treatise-2329	250	29	it	-PRON-	PRP
huygens-treatise-2329	250	30	will	will	MD
huygens-treatise-2329	250	31	thereby	thereby	RB
huygens-treatise-2329	250	32	merely	merely	RB
huygens-treatise-2329	250	33	generate	generate	VB
huygens-treatise-2329	250	34	backwards	backwards	RB
huygens-treatise-2329	250	35	towards	towards	IN
huygens-treatise-2329	250	36	the	the	DT
huygens-treatise-2329	250	37	luminous	luminous	JJ
huygens-treatise-2329	250	38	point	point	NN
huygens-treatise-2329	250	39	some	some	DT
huygens-treatise-2329	250	40	partial	partial	JJ
huygens-treatise-2329	250	41	waves	wave	NNS
huygens-treatise-2329	250	42	incapable	incapable	JJ
huygens-treatise-2329	250	43	of	of	IN
huygens-treatise-2329	250	44	causing	cause	VBG
huygens-treatise-2329	250	45	light	light	NN
huygens-treatise-2329	250	46	,	,	,
huygens-treatise-2329	250	47	and	and	CC
huygens-treatise-2329	250	48	not	not	RB
huygens-treatise-2329	250	49	a	a	DT
huygens-treatise-2329	250	50	wave	wave	NN
huygens-treatise-2329	250	51	compounded	compound	VBN
huygens-treatise-2329	250	52	of	of	IN
huygens-treatise-2329	250	53	many	many	JJ
huygens-treatise-2329	250	54	as	as	IN
huygens-treatise-2329	250	55	CE	CE	NNP
huygens-treatise-2329	250	56	was	be	VBD
huygens-treatise-2329	250	57	.	.	.
huygens-treatise-2329	251	1	Another	another	DT
huygens-treatise-2329	251	2	property	property	NN
huygens-treatise-2329	251	3	of	of	IN
huygens-treatise-2329	251	4	waves	wave	NNS
huygens-treatise-2329	251	5	of	of	IN
huygens-treatise-2329	251	6	light	light	NN
huygens-treatise-2329	251	7	,	,	,
huygens-treatise-2329	251	8	and	and	CC
huygens-treatise-2329	251	9	one	one	CD
huygens-treatise-2329	251	10	of	of	IN
huygens-treatise-2329	251	11	the	the	DT
huygens-treatise-2329	251	12	most	most	RBS
huygens-treatise-2329	251	13	marvellous	marvellous	JJ
huygens-treatise-2329	251	14	,	,	,
huygens-treatise-2329	251	15	is	be	VBZ
huygens-treatise-2329	251	16	that	that	IN
huygens-treatise-2329	251	17	when	when	WRB
huygens-treatise-2329	251	18	some	some	DT
huygens-treatise-2329	251	19	of	of	IN
huygens-treatise-2329	251	20	them	-PRON-	PRP
huygens-treatise-2329	251	21	come	come	VBP
huygens-treatise-2329	251	22	from	from	IN
huygens-treatise-2329	251	23	different	different	JJ
huygens-treatise-2329	251	24	or	or	CC
huygens-treatise-2329	251	25	even	even	RB
huygens-treatise-2329	251	26	from	from	IN
huygens-treatise-2329	251	27	opposing	oppose	VBG
huygens-treatise-2329	251	28	sides	side	NNS
huygens-treatise-2329	251	29	,	,	,
huygens-treatise-2329	251	30	they	-PRON-	PRP
huygens-treatise-2329	251	31	produce	produce	VBP
huygens-treatise-2329	251	32	their	-PRON-	PRP$
huygens-treatise-2329	251	33	effect	effect	NN
huygens-treatise-2329	251	34	across	across	IN
huygens-treatise-2329	251	35	one	one	CD
huygens-treatise-2329	251	36	another	another	DT
huygens-treatise-2329	251	37	without	without	IN
huygens-treatise-2329	251	38	any	any	DT
huygens-treatise-2329	251	39	hindrance	hindrance	NN
huygens-treatise-2329	251	40	.	.	.
huygens-treatise-2329	252	1	Whence	whence	NN
huygens-treatise-2329	252	2	also	also	RB
huygens-treatise-2329	252	3	it	-PRON-	PRP
huygens-treatise-2329	252	4	comes	come	VBZ
huygens-treatise-2329	252	5	about	about	IN
huygens-treatise-2329	252	6	that	that	IN
huygens-treatise-2329	252	7	a	a	DT
huygens-treatise-2329	252	8	number	number	NN
huygens-treatise-2329	252	9	of	of	IN
huygens-treatise-2329	252	10	spectators	spectator	NNS
huygens-treatise-2329	252	11	may	may	MD
huygens-treatise-2329	252	12	view	view	VB
huygens-treatise-2329	252	13	different	different	JJ
huygens-treatise-2329	252	14	objects	object	NNS
huygens-treatise-2329	252	15	at	at	IN
huygens-treatise-2329	252	16	the	the	DT
huygens-treatise-2329	252	17	same	same	JJ
huygens-treatise-2329	252	18	time	time	NN
huygens-treatise-2329	252	19	through	through	IN
huygens-treatise-2329	252	20	the	the	DT
huygens-treatise-2329	252	21	same	same	JJ
huygens-treatise-2329	252	22	opening	opening	NN
huygens-treatise-2329	252	23	,	,	,
huygens-treatise-2329	252	24	and	and	CC
huygens-treatise-2329	252	25	that	that	IN
huygens-treatise-2329	252	26	two	two	CD
huygens-treatise-2329	252	27	persons	person	NNS
huygens-treatise-2329	252	28	can	can	MD
huygens-treatise-2329	252	29	at	at	IN
huygens-treatise-2329	252	30	the	the	DT
huygens-treatise-2329	252	31	same	same	JJ
huygens-treatise-2329	252	32	time	time	NN
huygens-treatise-2329	252	33	see	see	VB
huygens-treatise-2329	252	34	one	one	NN
huygens-treatise-2329	252	35	another	another	DT
huygens-treatise-2329	252	36	's	's	POS
huygens-treatise-2329	252	37	eyes	eye	NNS
huygens-treatise-2329	252	38	.	.	.
huygens-treatise-2329	253	1	Now	now	RB
huygens-treatise-2329	253	2	according	accord	VBG
huygens-treatise-2329	253	3	to	to	IN
huygens-treatise-2329	253	4	the	the	DT
huygens-treatise-2329	253	5	explanation	explanation	NN
huygens-treatise-2329	253	6	which	which	WDT
huygens-treatise-2329	253	7	has	have	VBZ
huygens-treatise-2329	253	8	been	be	VBN
huygens-treatise-2329	253	9	given	give	VBN
huygens-treatise-2329	253	10	of	of	IN
huygens-treatise-2329	253	11	the	the	DT
huygens-treatise-2329	253	12	action	action	NN
huygens-treatise-2329	253	13	of	of	IN
huygens-treatise-2329	253	14	light	light	NN
huygens-treatise-2329	253	15	,	,	,
huygens-treatise-2329	253	16	how	how	WRB
huygens-treatise-2329	253	17	the	the	DT
huygens-treatise-2329	253	18	waves	wave	NNS
huygens-treatise-2329	253	19	do	do	VBP
huygens-treatise-2329	253	20	not	not	RB
huygens-treatise-2329	253	21	destroy	destroy	VB
huygens-treatise-2329	253	22	nor	nor	CC
huygens-treatise-2329	253	23	interrupt	interrupt	VB
huygens-treatise-2329	253	24	one	one	NN
huygens-treatise-2329	253	25	another	another	DT
huygens-treatise-2329	253	26	when	when	WRB
huygens-treatise-2329	253	27	they	-PRON-	PRP
huygens-treatise-2329	253	28	cross	cross	VBP
huygens-treatise-2329	253	29	one	one	CD
huygens-treatise-2329	253	30	another	another	DT
huygens-treatise-2329	253	31	,	,	,
huygens-treatise-2329	253	32	these	these	DT
huygens-treatise-2329	253	33	effects	effect	NNS
huygens-treatise-2329	253	34	which	which	WDT
huygens-treatise-2329	253	35	I	-PRON-	PRP
huygens-treatise-2329	253	36	have	have	VBP
huygens-treatise-2329	253	37	just	just	RB
huygens-treatise-2329	253	38	mentioned	mention	VBN
huygens-treatise-2329	253	39	are	be	VBP
huygens-treatise-2329	253	40	easily	easily	RB
huygens-treatise-2329	253	41	conceived	conceive	VBN
huygens-treatise-2329	253	42	.	.	.
huygens-treatise-2329	254	1	But	but	CC
huygens-treatise-2329	254	2	in	in	IN
huygens-treatise-2329	254	3	my	-PRON-	PRP$
huygens-treatise-2329	254	4	judgement	judgement	NN
huygens-treatise-2329	254	5	they	-PRON-	PRP
huygens-treatise-2329	254	6	are	be	VBP
huygens-treatise-2329	254	7	not	not	RB
huygens-treatise-2329	254	8	at	at	RB
huygens-treatise-2329	254	9	all	all	RB
huygens-treatise-2329	254	10	easy	easy	JJ
huygens-treatise-2329	254	11	to	to	TO
huygens-treatise-2329	254	12	explain	explain	VB
huygens-treatise-2329	254	13	according	accord	VBG
huygens-treatise-2329	254	14	to	to	IN
huygens-treatise-2329	254	15	the	the	DT
huygens-treatise-2329	254	16	views	view	NNS
huygens-treatise-2329	254	17	of	of	IN
huygens-treatise-2329	254	18	Mr.	Mr.	NNP
huygens-treatise-2329	254	19	Des	Des	NNP
huygens-treatise-2329	254	20	Cartes	Cartes	NNP
huygens-treatise-2329	254	21	,	,	,
huygens-treatise-2329	254	22	who	who	WP
huygens-treatise-2329	254	23	makes	make	VBZ
huygens-treatise-2329	254	24	Light	light	NN
huygens-treatise-2329	254	25	to	to	TO
huygens-treatise-2329	254	26	consist	consist	VB
huygens-treatise-2329	254	27	in	in	IN
huygens-treatise-2329	254	28	a	a	DT
huygens-treatise-2329	254	29	continuous	continuous	JJ
huygens-treatise-2329	254	30	pressure	pressure	NN
huygens-treatise-2329	254	31	merely	merely	RB
huygens-treatise-2329	254	32	tending	tend	VBG
huygens-treatise-2329	254	33	to	to	IN
huygens-treatise-2329	254	34	movement	movement	NN
huygens-treatise-2329	254	35	.	.	.
huygens-treatise-2329	255	1	For	for	IN
huygens-treatise-2329	255	2	this	this	DT
huygens-treatise-2329	255	3	pressure	pressure	NN
huygens-treatise-2329	255	4	not	not	RB
huygens-treatise-2329	255	5	being	be	VBG
huygens-treatise-2329	255	6	able	able	JJ
huygens-treatise-2329	255	7	to	to	TO
huygens-treatise-2329	255	8	act	act	VB
huygens-treatise-2329	255	9	from	from	IN
huygens-treatise-2329	255	10	two	two	CD
huygens-treatise-2329	255	11	opposite	opposite	JJ
huygens-treatise-2329	255	12	sides	side	NNS
huygens-treatise-2329	255	13	at	at	IN
huygens-treatise-2329	255	14	the	the	DT
huygens-treatise-2329	255	15	same	same	JJ
huygens-treatise-2329	255	16	time	time	NN
huygens-treatise-2329	255	17	,	,	,
huygens-treatise-2329	255	18	against	against	IN
huygens-treatise-2329	255	19	bodies	body	NNS
huygens-treatise-2329	255	20	which	which	WDT
huygens-treatise-2329	255	21	have	have	VBP
huygens-treatise-2329	255	22	no	no	DT
huygens-treatise-2329	255	23	inclination	inclination	NN
huygens-treatise-2329	255	24	to	to	TO
huygens-treatise-2329	255	25	approach	approach	VB
huygens-treatise-2329	255	26	one	one	CD
huygens-treatise-2329	255	27	another	another	DT
huygens-treatise-2329	255	28	,	,	,
huygens-treatise-2329	255	29	it	-PRON-	PRP
huygens-treatise-2329	255	30	is	be	VBZ
huygens-treatise-2329	255	31	impossible	impossible	JJ
huygens-treatise-2329	255	32	so	so	IN
huygens-treatise-2329	255	33	to	to	TO
huygens-treatise-2329	255	34	understand	understand	VB
huygens-treatise-2329	255	35	what	what	WP
huygens-treatise-2329	255	36	I	-PRON-	PRP
huygens-treatise-2329	255	37	have	have	VBP
huygens-treatise-2329	255	38	been	be	VBN
huygens-treatise-2329	255	39	saying	say	VBG
huygens-treatise-2329	255	40	about	about	IN
huygens-treatise-2329	255	41	two	two	CD
huygens-treatise-2329	255	42	persons	person	NNS
huygens-treatise-2329	255	43	mutually	mutually	RB
huygens-treatise-2329	255	44	seeing	see	VBG
huygens-treatise-2329	255	45	one	one	CD
huygens-treatise-2329	255	46	another	another	DT
huygens-treatise-2329	255	47	's	's	POS
huygens-treatise-2329	255	48	eyes	eye	NNS
huygens-treatise-2329	255	49	,	,	,
huygens-treatise-2329	255	50	or	or	CC
huygens-treatise-2329	255	51	how	how	WRB
huygens-treatise-2329	255	52	two	two	CD
huygens-treatise-2329	255	53	torches	torch	NNS
huygens-treatise-2329	255	54	can	can	MD
huygens-treatise-2329	255	55	illuminate	illuminate	VB
huygens-treatise-2329	255	56	one	one	NN
huygens-treatise-2329	255	57	another	another	DT
huygens-treatise-2329	255	58	.	.	.
huygens-treatise-2329	256	1	CHAPTER	CHAPTER	NNP
huygens-treatise-2329	256	2	II	II	NNP
huygens-treatise-2329	256	3	ON	on	IN
huygens-treatise-2329	256	4	REFLEXION	reflexion	NN
huygens-treatise-2329	256	5	Having	have	VBG
huygens-treatise-2329	256	6	explained	explain	VBD
huygens-treatise-2329	256	7	the	the	DT
huygens-treatise-2329	256	8	effects	effect	NNS
huygens-treatise-2329	256	9	of	of	IN
huygens-treatise-2329	256	10	waves	wave	NNS
huygens-treatise-2329	256	11	of	of	IN
huygens-treatise-2329	256	12	light	light	NN
huygens-treatise-2329	256	13	which	which	WDT
huygens-treatise-2329	256	14	spread	spread	VBD
huygens-treatise-2329	256	15	in	in	IN
huygens-treatise-2329	256	16	a	a	DT
huygens-treatise-2329	256	17	homogeneous	homogeneous	JJ
huygens-treatise-2329	256	18	matter	matter	NN
huygens-treatise-2329	256	19	,	,	,
huygens-treatise-2329	256	20	we	-PRON-	PRP
huygens-treatise-2329	256	21	will	will	MD
huygens-treatise-2329	256	22	examine	examine	VB
huygens-treatise-2329	256	23	next	next	JJ
huygens-treatise-2329	256	24	that	that	DT
huygens-treatise-2329	256	25	which	which	WDT
huygens-treatise-2329	256	26	happens	happen	VBZ
huygens-treatise-2329	256	27	to	to	IN
huygens-treatise-2329	256	28	them	-PRON-	PRP
huygens-treatise-2329	256	29	on	on	IN
huygens-treatise-2329	256	30	encountering	encounter	VBG
huygens-treatise-2329	256	31	other	other	JJ
huygens-treatise-2329	256	32	bodies	body	NNS
huygens-treatise-2329	256	33	.	.	.
huygens-treatise-2329	257	1	We	-PRON-	PRP
huygens-treatise-2329	257	2	will	will	MD
huygens-treatise-2329	257	3	first	first	RB
huygens-treatise-2329	257	4	make	make	VB
huygens-treatise-2329	257	5	evident	evident	JJ
huygens-treatise-2329	257	6	how	how	WRB
huygens-treatise-2329	257	7	the	the	DT
huygens-treatise-2329	257	8	Reflexion	Reflexion	NNP
huygens-treatise-2329	257	9	of	of	IN
huygens-treatise-2329	257	10	light	light	NN
huygens-treatise-2329	257	11	is	be	VBZ
huygens-treatise-2329	257	12	explained	explain	VBN
huygens-treatise-2329	257	13	by	by	IN
huygens-treatise-2329	257	14	these	these	DT
huygens-treatise-2329	257	15	same	same	JJ
huygens-treatise-2329	257	16	waves	wave	NNS
huygens-treatise-2329	257	17	,	,	,
huygens-treatise-2329	257	18	and	and	CC
huygens-treatise-2329	257	19	why	why	WRB
huygens-treatise-2329	257	20	it	-PRON-	PRP
huygens-treatise-2329	257	21	preserves	preserve	VBZ
huygens-treatise-2329	257	22	equality	equality	NN
huygens-treatise-2329	257	23	of	of	IN
huygens-treatise-2329	257	24	angles	angle	NNS
huygens-treatise-2329	257	25	.	.	.
huygens-treatise-2329	258	1	Let	let	VB
huygens-treatise-2329	258	2	there	there	EX
huygens-treatise-2329	258	3	be	be	VB
huygens-treatise-2329	258	4	a	a	DT
huygens-treatise-2329	258	5	surface	surface	NN
huygens-treatise-2329	258	6	AB	ab	NN
huygens-treatise-2329	258	7	;	;	:
huygens-treatise-2329	258	8	plane	plane	NN
huygens-treatise-2329	258	9	and	and	CC
huygens-treatise-2329	258	10	polished	polished	JJ
huygens-treatise-2329	258	11	,	,	,
huygens-treatise-2329	258	12	of	of	IN
huygens-treatise-2329	258	13	some	some	DT
huygens-treatise-2329	258	14	metal	metal	NN
huygens-treatise-2329	258	15	,	,	,
huygens-treatise-2329	258	16	glass	glass	NN
huygens-treatise-2329	258	17	,	,	,
huygens-treatise-2329	258	18	or	or	CC
huygens-treatise-2329	258	19	other	other	JJ
huygens-treatise-2329	258	20	body	body	NN
huygens-treatise-2329	258	21	,	,	,
huygens-treatise-2329	258	22	which	which	WDT
huygens-treatise-2329	258	23	at	at	IN
huygens-treatise-2329	258	24	first	first	RB
huygens-treatise-2329	258	25	I	-PRON-	PRP
huygens-treatise-2329	258	26	will	will	MD
huygens-treatise-2329	258	27	consider	consider	VB
huygens-treatise-2329	258	28	as	as	RB
huygens-treatise-2329	258	29	perfectly	perfectly	RB
huygens-treatise-2329	258	30	uniform	uniform	JJ
huygens-treatise-2329	258	31	(	(	-LRB-
huygens-treatise-2329	258	32	reserving	reserve	VBG
huygens-treatise-2329	258	33	to	to	IN
huygens-treatise-2329	258	34	myself	-PRON-	PRP
huygens-treatise-2329	258	35	to	to	TO
huygens-treatise-2329	258	36	deal	deal	VB
huygens-treatise-2329	258	37	at	at	IN
huygens-treatise-2329	258	38	the	the	DT
huygens-treatise-2329	258	39	end	end	NN
huygens-treatise-2329	258	40	of	of	IN
huygens-treatise-2329	258	41	this	this	DT
huygens-treatise-2329	258	42	demonstration	demonstration	NN
huygens-treatise-2329	258	43	with	with	IN
huygens-treatise-2329	258	44	the	the	DT
huygens-treatise-2329	258	45	inequalities	inequality	NNS
huygens-treatise-2329	258	46	from	from	IN
huygens-treatise-2329	258	47	which	which	WDT
huygens-treatise-2329	258	48	it	-PRON-	PRP
huygens-treatise-2329	258	49	can	can	MD
huygens-treatise-2329	258	50	not	not	RB
huygens-treatise-2329	258	51	be	be	VB
huygens-treatise-2329	258	52	exempt	exempt	JJ
huygens-treatise-2329	258	53	)	)	-RRB-
huygens-treatise-2329	258	54	,	,	,
huygens-treatise-2329	258	55	and	and	CC
huygens-treatise-2329	258	56	let	let	VB
huygens-treatise-2329	258	57	a	a	DT
huygens-treatise-2329	258	58	line	line	NN
huygens-treatise-2329	258	59	AC	AC	NNP
huygens-treatise-2329	258	60	,	,	,
huygens-treatise-2329	258	61	inclined	incline	VBN
huygens-treatise-2329	258	62	to	to	IN
huygens-treatise-2329	258	63	AD	ad	NN
huygens-treatise-2329	258	64	,	,	,
huygens-treatise-2329	258	65	represent	represent	VB
huygens-treatise-2329	258	66	a	a	DT
huygens-treatise-2329	258	67	portion	portion	NN
huygens-treatise-2329	258	68	of	of	IN
huygens-treatise-2329	258	69	a	a	DT
huygens-treatise-2329	258	70	wave	wave	NN
huygens-treatise-2329	258	71	of	of	IN
huygens-treatise-2329	258	72	light	light	NN
huygens-treatise-2329	258	73	,	,	,
huygens-treatise-2329	258	74	the	the	DT
huygens-treatise-2329	258	75	centre	centre	NN
huygens-treatise-2329	258	76	of	of	IN
huygens-treatise-2329	258	77	which	which	WDT
huygens-treatise-2329	258	78	is	be	VBZ
huygens-treatise-2329	258	79	so	so	RB
huygens-treatise-2329	258	80	distant	distant	JJ
huygens-treatise-2329	258	81	that	that	IN
huygens-treatise-2329	258	82	this	this	DT
huygens-treatise-2329	258	83	portion	portion	NN
huygens-treatise-2329	258	84	AC	AC	NNP
huygens-treatise-2329	258	85	may	may	MD
huygens-treatise-2329	258	86	be	be	VB
huygens-treatise-2329	258	87	considered	consider	VBN
huygens-treatise-2329	258	88	as	as	IN
huygens-treatise-2329	258	89	a	a	DT
huygens-treatise-2329	258	90	straight	straight	JJ
huygens-treatise-2329	258	91	line	line	NN
huygens-treatise-2329	258	92	;	;	:
huygens-treatise-2329	258	93	for	for	IN
huygens-treatise-2329	258	94	I	-PRON-	PRP
huygens-treatise-2329	258	95	consider	consider	VBP
huygens-treatise-2329	258	96	all	all	PDT
huygens-treatise-2329	258	97	this	this	DT
huygens-treatise-2329	258	98	as	as	IN
huygens-treatise-2329	258	99	in	in	IN
huygens-treatise-2329	258	100	one	one	CD
huygens-treatise-2329	258	101	plane	plane	NN
huygens-treatise-2329	258	102	,	,	,
huygens-treatise-2329	258	103	imagining	imagine	VBG
huygens-treatise-2329	258	104	to	to	IN
huygens-treatise-2329	258	105	myself	-PRON-	PRP
huygens-treatise-2329	258	106	that	that	IN
huygens-treatise-2329	258	107	the	the	DT
huygens-treatise-2329	258	108	plane	plane	NN
huygens-treatise-2329	258	109	in	in	IN
huygens-treatise-2329	258	110	which	which	WDT
huygens-treatise-2329	258	111	this	this	DT
huygens-treatise-2329	258	112	figure	figure	NN
huygens-treatise-2329	258	113	is	be	VBZ
huygens-treatise-2329	258	114	,	,	,
huygens-treatise-2329	258	115	cuts	cut	VBZ
huygens-treatise-2329	258	116	the	the	DT
huygens-treatise-2329	258	117	sphere	sphere	NN
huygens-treatise-2329	258	118	of	of	IN
huygens-treatise-2329	258	119	the	the	DT
huygens-treatise-2329	258	120	wave	wave	NN
huygens-treatise-2329	258	121	through	through	IN
huygens-treatise-2329	258	122	its	-PRON-	PRP$
huygens-treatise-2329	258	123	centre	centre	NN
huygens-treatise-2329	258	124	and	and	CC
huygens-treatise-2329	258	125	intersects	intersect	VBZ
huygens-treatise-2329	258	126	the	the	DT
huygens-treatise-2329	258	127	plane	plane	NN
huygens-treatise-2329	258	128	AB	ab	NN
huygens-treatise-2329	258	129	at	at	IN
huygens-treatise-2329	258	130	right	right	JJ
huygens-treatise-2329	258	131	angles	angle	NNS
huygens-treatise-2329	258	132	.	.	.
huygens-treatise-2329	259	1	This	this	DT
huygens-treatise-2329	259	2	explanation	explanation	NN
huygens-treatise-2329	259	3	will	will	MD
huygens-treatise-2329	259	4	suffice	suffice	VB
huygens-treatise-2329	259	5	once	once	RB
huygens-treatise-2329	259	6	for	for	IN
huygens-treatise-2329	259	7	all	all	DT
huygens-treatise-2329	259	8	.	.	.
huygens-treatise-2329	260	1	[	[	-LRB-
huygens-treatise-2329	260	2	Illustration	illustration	NN
huygens-treatise-2329	260	3	]	]	-RRB-
huygens-treatise-2329	260	4	The	the	DT
huygens-treatise-2329	260	5	piece	piece	NN
huygens-treatise-2329	260	6	C	c	NN
huygens-treatise-2329	260	7	of	of	IN
huygens-treatise-2329	260	8	the	the	DT
huygens-treatise-2329	260	9	wave	wave	NN
huygens-treatise-2329	260	10	AC	AC	NNP
huygens-treatise-2329	260	11	,	,	,
huygens-treatise-2329	260	12	will	will	MD
huygens-treatise-2329	260	13	in	in	IN
huygens-treatise-2329	260	14	a	a	DT
huygens-treatise-2329	260	15	certain	certain	JJ
huygens-treatise-2329	260	16	space	space	NN
huygens-treatise-2329	260	17	of	of	IN
huygens-treatise-2329	260	18	time	time	NN
huygens-treatise-2329	260	19	advance	advance	NN
huygens-treatise-2329	260	20	as	as	RB
huygens-treatise-2329	260	21	far	far	RB
huygens-treatise-2329	260	22	as	as	IN
huygens-treatise-2329	260	23	the	the	DT
huygens-treatise-2329	260	24	plane	plane	NN
huygens-treatise-2329	260	25	AB	ab	NN
huygens-treatise-2329	260	26	at	at	IN
huygens-treatise-2329	260	27	B	b	NN
huygens-treatise-2329	260	28	,	,	,
huygens-treatise-2329	260	29	following	follow	VBG
huygens-treatise-2329	260	30	the	the	DT
huygens-treatise-2329	260	31	straight	straight	JJ
huygens-treatise-2329	260	32	line	line	NN
huygens-treatise-2329	260	33	CB	CB	NNP
huygens-treatise-2329	260	34	,	,	,
huygens-treatise-2329	260	35	which	which	WDT
huygens-treatise-2329	260	36	may	may	MD
huygens-treatise-2329	260	37	be	be	VB
huygens-treatise-2329	260	38	supposed	suppose	VBN
huygens-treatise-2329	260	39	to	to	TO
huygens-treatise-2329	260	40	come	come	VB
huygens-treatise-2329	260	41	from	from	IN
huygens-treatise-2329	260	42	the	the	DT
huygens-treatise-2329	260	43	luminous	luminous	JJ
huygens-treatise-2329	260	44	centre	centre	NN
huygens-treatise-2329	260	45	,	,	,
huygens-treatise-2329	260	46	and	and	CC
huygens-treatise-2329	260	47	which	which	WDT
huygens-treatise-2329	260	48	in	in	IN
huygens-treatise-2329	260	49	consequence	consequence	NN
huygens-treatise-2329	260	50	is	be	VBZ
huygens-treatise-2329	260	51	perpendicular	perpendicular	JJ
huygens-treatise-2329	260	52	to	to	IN
huygens-treatise-2329	260	53	AC	AC	NNP
huygens-treatise-2329	260	54	.	.	.
huygens-treatise-2329	261	1	Now	now	RB
huygens-treatise-2329	261	2	in	in	IN
huygens-treatise-2329	261	3	this	this	DT
huygens-treatise-2329	261	4	same	same	JJ
huygens-treatise-2329	261	5	space	space	NN
huygens-treatise-2329	261	6	of	of	IN
huygens-treatise-2329	261	7	time	time	NN
huygens-treatise-2329	261	8	the	the	DT
huygens-treatise-2329	261	9	portion	portion	NN
huygens-treatise-2329	261	10	A	a	DT
huygens-treatise-2329	261	11	of	of	IN
huygens-treatise-2329	261	12	the	the	DT
huygens-treatise-2329	261	13	same	same	JJ
huygens-treatise-2329	261	14	wave	wave	NN
huygens-treatise-2329	261	15	,	,	,
huygens-treatise-2329	261	16	which	which	WDT
huygens-treatise-2329	261	17	has	have	VBZ
huygens-treatise-2329	261	18	been	be	VBN
huygens-treatise-2329	261	19	hindered	hinder	VBN
huygens-treatise-2329	261	20	from	from	IN
huygens-treatise-2329	261	21	communicating	communicate	VBG
huygens-treatise-2329	261	22	its	-PRON-	PRP$
huygens-treatise-2329	261	23	movement	movement	NN
huygens-treatise-2329	261	24	beyond	beyond	IN
huygens-treatise-2329	261	25	the	the	DT
huygens-treatise-2329	261	26	plane	plane	NN
huygens-treatise-2329	261	27	AB	ab	NN
huygens-treatise-2329	261	28	,	,	,
huygens-treatise-2329	261	29	or	or	CC
huygens-treatise-2329	261	30	at	at	IN
huygens-treatise-2329	261	31	least	least	JJS
huygens-treatise-2329	261	32	partly	partly	RB
huygens-treatise-2329	261	33	so	so	RB
huygens-treatise-2329	261	34	,	,	,
huygens-treatise-2329	261	35	ought	ought	MD
huygens-treatise-2329	261	36	to	to	TO
huygens-treatise-2329	261	37	have	have	VB
huygens-treatise-2329	261	38	continued	continue	VBN
huygens-treatise-2329	261	39	its	-PRON-	PRP$
huygens-treatise-2329	261	40	movement	movement	NN
huygens-treatise-2329	261	41	in	in	IN
huygens-treatise-2329	261	42	the	the	DT
huygens-treatise-2329	261	43	matter	matter	NN
huygens-treatise-2329	261	44	which	which	WDT
huygens-treatise-2329	261	45	is	be	VBZ
huygens-treatise-2329	261	46	above	above	IN
huygens-treatise-2329	261	47	this	this	DT
huygens-treatise-2329	261	48	plane	plane	NN
huygens-treatise-2329	261	49	,	,	,
huygens-treatise-2329	261	50	and	and	CC
huygens-treatise-2329	261	51	this	this	DT
huygens-treatise-2329	261	52	along	along	IN
huygens-treatise-2329	261	53	a	a	DT
huygens-treatise-2329	261	54	distance	distance	NN
huygens-treatise-2329	261	55	equal	equal	JJ
huygens-treatise-2329	261	56	to	to	IN
huygens-treatise-2329	261	57	CB	CB	NNP
huygens-treatise-2329	261	58	,	,	,
huygens-treatise-2329	261	59	making	make	VBG
huygens-treatise-2329	261	60	its	-PRON-	PRP$
huygens-treatise-2329	261	61	own	own	JJ
huygens-treatise-2329	261	62	partial	partial	JJ
huygens-treatise-2329	261	63	spherical	spherical	JJ
huygens-treatise-2329	261	64	wave	wave	NN
huygens-treatise-2329	261	65	,	,	,
huygens-treatise-2329	261	66	according	accord	VBG
huygens-treatise-2329	261	67	to	to	IN
huygens-treatise-2329	261	68	what	what	WP
huygens-treatise-2329	261	69	has	have	VBZ
huygens-treatise-2329	261	70	been	be	VBN
huygens-treatise-2329	261	71	said	say	VBN
huygens-treatise-2329	261	72	above	above	RB
huygens-treatise-2329	261	73	.	.	.
huygens-treatise-2329	262	1	Which	which	WDT
huygens-treatise-2329	262	2	wave	wave	NN
huygens-treatise-2329	262	3	is	be	VBZ
huygens-treatise-2329	262	4	here	here	RB
huygens-treatise-2329	262	5	represented	represent	VBN
huygens-treatise-2329	262	6	by	by	IN
huygens-treatise-2329	262	7	the	the	DT
huygens-treatise-2329	262	8	circumference	circumference	NN
huygens-treatise-2329	262	9	SNR	SNR	NNP
huygens-treatise-2329	262	10	,	,	,
huygens-treatise-2329	262	11	the	the	DT
huygens-treatise-2329	262	12	centre	centre	NN
huygens-treatise-2329	262	13	of	of	IN
huygens-treatise-2329	262	14	which	which	WDT
huygens-treatise-2329	262	15	is	be	VBZ
huygens-treatise-2329	262	16	A	a	NN
huygens-treatise-2329	262	17	,	,	,
huygens-treatise-2329	262	18	and	and	CC
huygens-treatise-2329	262	19	its	-PRON-	PRP$
huygens-treatise-2329	262	20	semi	semi	JJ
huygens-treatise-2329	262	21	-	-	JJ
huygens-treatise-2329	262	22	diameter	diameter	JJ
huygens-treatise-2329	262	23	AN	an	DT
huygens-treatise-2329	262	24	equal	equal	JJ
huygens-treatise-2329	262	25	to	to	IN
huygens-treatise-2329	262	26	CB	CB	NNP
huygens-treatise-2329	262	27	.	.	.
huygens-treatise-2329	263	1	If	if	IN
huygens-treatise-2329	263	2	one	one	PRP
huygens-treatise-2329	263	3	considers	consider	VBZ
huygens-treatise-2329	263	4	further	further	RB
huygens-treatise-2329	263	5	the	the	DT
huygens-treatise-2329	263	6	other	other	JJ
huygens-treatise-2329	263	7	pieces	piece	NNS
huygens-treatise-2329	263	8	H	h	NN
huygens-treatise-2329	263	9	of	of	IN
huygens-treatise-2329	263	10	the	the	DT
huygens-treatise-2329	263	11	wave	wave	NN
huygens-treatise-2329	263	12	AC	AC	NNP
huygens-treatise-2329	263	13	,	,	,
huygens-treatise-2329	263	14	it	-PRON-	PRP
huygens-treatise-2329	263	15	appears	appear	VBZ
huygens-treatise-2329	263	16	that	that	IN
huygens-treatise-2329	263	17	they	-PRON-	PRP
huygens-treatise-2329	263	18	will	will	MD
huygens-treatise-2329	263	19	not	not	RB
huygens-treatise-2329	263	20	only	only	RB
huygens-treatise-2329	263	21	have	have	VB
huygens-treatise-2329	263	22	reached	reach	VBN
huygens-treatise-2329	263	23	the	the	DT
huygens-treatise-2329	263	24	surface	surface	NN
huygens-treatise-2329	263	25	AB	ab	NN
huygens-treatise-2329	263	26	by	by	IN
huygens-treatise-2329	263	27	straight	straight	JJ
huygens-treatise-2329	263	28	lines	line	NNS
huygens-treatise-2329	263	29	HK	HK	NNP
huygens-treatise-2329	263	30	parallel	parallel	NN
huygens-treatise-2329	263	31	to	to	IN
huygens-treatise-2329	263	32	CB	CB	NNP
huygens-treatise-2329	263	33	,	,	,
huygens-treatise-2329	263	34	but	but	CC
huygens-treatise-2329	263	35	that	that	IN
huygens-treatise-2329	263	36	in	in	IN
huygens-treatise-2329	263	37	addition	addition	NN
huygens-treatise-2329	263	38	they	-PRON-	PRP
huygens-treatise-2329	263	39	will	will	MD
huygens-treatise-2329	263	40	have	have	VB
huygens-treatise-2329	263	41	generated	generate	VBN
huygens-treatise-2329	263	42	in	in	IN
huygens-treatise-2329	263	43	the	the	DT
huygens-treatise-2329	263	44	transparent	transparent	JJ
huygens-treatise-2329	263	45	air	air	NN
huygens-treatise-2329	263	46	,	,	,
huygens-treatise-2329	263	47	from	from	IN
huygens-treatise-2329	263	48	the	the	DT
huygens-treatise-2329	263	49	centres	centre	NNS
huygens-treatise-2329	263	50	K	K	NNP
huygens-treatise-2329	263	51	,	,	,
huygens-treatise-2329	263	52	K	K	NNP
huygens-treatise-2329	263	53	,	,	,
huygens-treatise-2329	263	54	K	K	NNP
huygens-treatise-2329	263	55	,	,	,
huygens-treatise-2329	263	56	particular	particular	JJ
huygens-treatise-2329	263	57	spherical	spherical	JJ
huygens-treatise-2329	263	58	waves	wave	NNS
huygens-treatise-2329	263	59	,	,	,
huygens-treatise-2329	263	60	represented	represent	VBN
huygens-treatise-2329	263	61	here	here	RB
huygens-treatise-2329	263	62	by	by	IN
huygens-treatise-2329	263	63	circumferences	circumference	NNS
huygens-treatise-2329	263	64	the	the	DT
huygens-treatise-2329	263	65	semi	semi	JJ
huygens-treatise-2329	263	66	-	-	NNS
huygens-treatise-2329	263	67	diameters	diameter	NNS
huygens-treatise-2329	263	68	of	of	IN
huygens-treatise-2329	263	69	which	which	WDT
huygens-treatise-2329	263	70	are	be	VBP
huygens-treatise-2329	263	71	equal	equal	JJ
huygens-treatise-2329	263	72	to	to	IN
huygens-treatise-2329	263	73	KM	KM	NNP
huygens-treatise-2329	263	74	,	,	,
huygens-treatise-2329	263	75	that	that	DT
huygens-treatise-2329	263	76	is	be	VBZ
huygens-treatise-2329	263	77	to	to	TO
huygens-treatise-2329	263	78	say	say	VB
huygens-treatise-2329	263	79	to	to	IN
huygens-treatise-2329	263	80	the	the	DT
huygens-treatise-2329	263	81	continuations	continuation	NNS
huygens-treatise-2329	263	82	of	of	IN
huygens-treatise-2329	263	83	HK	HK	NNP
huygens-treatise-2329	263	84	as	as	RB
huygens-treatise-2329	263	85	far	far	RB
huygens-treatise-2329	263	86	as	as	IN
huygens-treatise-2329	263	87	the	the	DT
huygens-treatise-2329	263	88	line	line	NN
huygens-treatise-2329	263	89	BG	BG	NNP
huygens-treatise-2329	263	90	parallel	parallel	NN
huygens-treatise-2329	263	91	to	to	IN
huygens-treatise-2329	263	92	AC	AC	NNP
huygens-treatise-2329	263	93	.	.	.
huygens-treatise-2329	264	1	But	but	CC
huygens-treatise-2329	264	2	all	all	PDT
huygens-treatise-2329	264	3	these	these	DT
huygens-treatise-2329	264	4	circumferences	circumference	NNS
huygens-treatise-2329	264	5	have	have	VBP
huygens-treatise-2329	264	6	as	as	IN
huygens-treatise-2329	264	7	a	a	DT
huygens-treatise-2329	264	8	common	common	JJ
huygens-treatise-2329	264	9	tangent	tangent	NN
huygens-treatise-2329	264	10	the	the	DT
huygens-treatise-2329	264	11	straight	straight	JJ
huygens-treatise-2329	264	12	line	line	NN
huygens-treatise-2329	264	13	BN	BN	NNP
huygens-treatise-2329	264	14	,	,	,
huygens-treatise-2329	264	15	namely	namely	RB
huygens-treatise-2329	264	16	the	the	DT
huygens-treatise-2329	264	17	same	same	JJ
huygens-treatise-2329	264	18	which	which	WDT
huygens-treatise-2329	264	19	is	be	VBZ
huygens-treatise-2329	264	20	drawn	draw	VBN
huygens-treatise-2329	264	21	from	from	IN
huygens-treatise-2329	264	22	B	B	NNP
huygens-treatise-2329	264	23	as	as	IN
huygens-treatise-2329	264	24	a	a	DT
huygens-treatise-2329	264	25	tangent	tangent	NN
huygens-treatise-2329	264	26	to	to	IN
huygens-treatise-2329	264	27	the	the	DT
huygens-treatise-2329	264	28	first	first	JJ
huygens-treatise-2329	264	29	of	of	IN
huygens-treatise-2329	264	30	the	the	DT
huygens-treatise-2329	264	31	circles	circle	NNS
huygens-treatise-2329	264	32	,	,	,
huygens-treatise-2329	264	33	of	of	IN
huygens-treatise-2329	264	34	which	which	WDT
huygens-treatise-2329	264	35	A	A	NNP
huygens-treatise-2329	264	36	is	be	VBZ
huygens-treatise-2329	264	37	the	the	DT
huygens-treatise-2329	264	38	centre	centre	NN
huygens-treatise-2329	264	39	,	,	,
huygens-treatise-2329	264	40	and	and	CC
huygens-treatise-2329	264	41	AN	an	DT
huygens-treatise-2329	264	42	the	the	DT
huygens-treatise-2329	264	43	semi	semi	JJ
huygens-treatise-2329	264	44	-	-	JJ
huygens-treatise-2329	264	45	diameter	diameter	NN
huygens-treatise-2329	264	46	equal	equal	JJ
huygens-treatise-2329	264	47	to	to	IN
huygens-treatise-2329	264	48	BC	BC	NNP
huygens-treatise-2329	264	49	,	,	,
huygens-treatise-2329	264	50	as	as	IN
huygens-treatise-2329	264	51	is	be	VBZ
huygens-treatise-2329	264	52	easy	easy	JJ
huygens-treatise-2329	264	53	to	to	TO
huygens-treatise-2329	264	54	see	see	VB
huygens-treatise-2329	264	55	.	.	.
huygens-treatise-2329	265	1	It	-PRON-	PRP
huygens-treatise-2329	265	2	is	be	VBZ
huygens-treatise-2329	265	3	then	then	RB
huygens-treatise-2329	265	4	the	the	DT
huygens-treatise-2329	265	5	line	line	NN
huygens-treatise-2329	265	6	BN	BN	NNP
huygens-treatise-2329	265	7	(	(	-LRB-
huygens-treatise-2329	265	8	comprised	comprise	VBN
huygens-treatise-2329	265	9	between	between	IN
huygens-treatise-2329	265	10	B	b	NN
huygens-treatise-2329	265	11	and	and	CC
huygens-treatise-2329	265	12	the	the	DT
huygens-treatise-2329	265	13	point	point	NN
huygens-treatise-2329	265	14	N	n	CD
huygens-treatise-2329	265	15	where	where	WRB
huygens-treatise-2329	265	16	the	the	DT
huygens-treatise-2329	265	17	perpendicular	perpendicular	JJ
huygens-treatise-2329	265	18	from	from	IN
huygens-treatise-2329	265	19	the	the	DT
huygens-treatise-2329	265	20	point	point	NN
huygens-treatise-2329	265	21	A	a	DT
huygens-treatise-2329	265	22	falls	fall	NNS
huygens-treatise-2329	265	23	)	)	-RRB-
huygens-treatise-2329	265	24	which	which	WDT
huygens-treatise-2329	265	25	is	be	VBZ
huygens-treatise-2329	265	26	as	as	IN
huygens-treatise-2329	265	27	it	-PRON-	PRP
huygens-treatise-2329	265	28	were	be	VBD
huygens-treatise-2329	265	29	formed	form	VBN
huygens-treatise-2329	265	30	by	by	IN
huygens-treatise-2329	265	31	all	all	PDT
huygens-treatise-2329	265	32	these	these	DT
huygens-treatise-2329	265	33	circumferences	circumference	NNS
huygens-treatise-2329	265	34	,	,	,
huygens-treatise-2329	265	35	and	and	CC
huygens-treatise-2329	265	36	which	which	WDT
huygens-treatise-2329	265	37	terminates	terminate	VBZ
huygens-treatise-2329	265	38	the	the	DT
huygens-treatise-2329	265	39	movement	movement	NN
huygens-treatise-2329	265	40	which	which	WDT
huygens-treatise-2329	265	41	is	be	VBZ
huygens-treatise-2329	265	42	made	make	VBN
huygens-treatise-2329	265	43	by	by	IN
huygens-treatise-2329	265	44	the	the	DT
huygens-treatise-2329	265	45	reflexion	reflexion	NN
huygens-treatise-2329	265	46	of	of	IN
huygens-treatise-2329	265	47	the	the	DT
huygens-treatise-2329	265	48	wave	wave	NN
huygens-treatise-2329	265	49	AC	AC	NNP
huygens-treatise-2329	265	50	;	;	:
huygens-treatise-2329	265	51	and	and	CC
huygens-treatise-2329	265	52	it	-PRON-	PRP
huygens-treatise-2329	265	53	is	be	VBZ
huygens-treatise-2329	265	54	also	also	RB
huygens-treatise-2329	265	55	the	the	DT
huygens-treatise-2329	265	56	place	place	NN
huygens-treatise-2329	265	57	where	where	WRB
huygens-treatise-2329	265	58	the	the	DT
huygens-treatise-2329	265	59	movement	movement	NN
huygens-treatise-2329	265	60	occurs	occur	VBZ
huygens-treatise-2329	265	61	in	in	RB
huygens-treatise-2329	265	62	much	much	RB
huygens-treatise-2329	265	63	greater	great	JJR
huygens-treatise-2329	265	64	quantity	quantity	NN
huygens-treatise-2329	265	65	than	than	IN
huygens-treatise-2329	265	66	anywhere	anywhere	RB
huygens-treatise-2329	265	67	else	else	RB
huygens-treatise-2329	265	68	.	.	.
huygens-treatise-2329	266	1	Wherefore	wherefore	NN
huygens-treatise-2329	266	2	,	,	,
huygens-treatise-2329	266	3	according	accord	VBG
huygens-treatise-2329	266	4	to	to	IN
huygens-treatise-2329	266	5	that	that	DT
huygens-treatise-2329	266	6	which	which	WDT
huygens-treatise-2329	266	7	has	have	VBZ
huygens-treatise-2329	266	8	been	be	VBN
huygens-treatise-2329	266	9	explained	explain	VBN
huygens-treatise-2329	266	10	,	,	,
huygens-treatise-2329	266	11	BN	BN	NNP
huygens-treatise-2329	266	12	is	be	VBZ
huygens-treatise-2329	266	13	the	the	DT
huygens-treatise-2329	266	14	propagation	propagation	NN
huygens-treatise-2329	266	15	of	of	IN
huygens-treatise-2329	266	16	the	the	DT
huygens-treatise-2329	266	17	wave	wave	NN
huygens-treatise-2329	266	18	AC	AC	NNP
huygens-treatise-2329	266	19	at	at	IN
huygens-treatise-2329	266	20	the	the	DT
huygens-treatise-2329	266	21	moment	moment	NN
huygens-treatise-2329	266	22	when	when	WRB
huygens-treatise-2329	266	23	the	the	DT
huygens-treatise-2329	266	24	piece	piece	NN
huygens-treatise-2329	266	25	C	c	NN
huygens-treatise-2329	266	26	of	of	IN
huygens-treatise-2329	266	27	it	-PRON-	PRP
huygens-treatise-2329	266	28	has	have	VBZ
huygens-treatise-2329	266	29	arrived	arrive	VBN
huygens-treatise-2329	266	30	at	at	IN
huygens-treatise-2329	266	31	B.	B.	NNP
huygens-treatise-2329	267	1	For	for	IN
huygens-treatise-2329	267	2	there	there	EX
huygens-treatise-2329	267	3	is	be	VBZ
huygens-treatise-2329	267	4	no	no	DT
huygens-treatise-2329	267	5	other	other	JJ
huygens-treatise-2329	267	6	line	line	NN
huygens-treatise-2329	267	7	which	which	WDT
huygens-treatise-2329	267	8	like	like	IN
huygens-treatise-2329	267	9	BN	BN	NNP
huygens-treatise-2329	267	10	is	be	VBZ
huygens-treatise-2329	267	11	a	a	DT
huygens-treatise-2329	267	12	common	common	JJ
huygens-treatise-2329	267	13	tangent	tangent	NN
huygens-treatise-2329	267	14	to	to	IN
huygens-treatise-2329	267	15	all	all	PDT
huygens-treatise-2329	267	16	the	the	DT
huygens-treatise-2329	267	17	aforesaid	aforesaid	JJ
huygens-treatise-2329	267	18	circles	circle	NNS
huygens-treatise-2329	267	19	,	,	,
huygens-treatise-2329	267	20	except	except	IN
huygens-treatise-2329	267	21	BG	BG	NNP
huygens-treatise-2329	267	22	below	below	IN
huygens-treatise-2329	267	23	the	the	DT
huygens-treatise-2329	267	24	plane	plane	NN
huygens-treatise-2329	267	25	AB	ab	NN
huygens-treatise-2329	267	26	;	;	:
huygens-treatise-2329	267	27	which	which	WDT
huygens-treatise-2329	267	28	line	line	NN
huygens-treatise-2329	267	29	BG	BG	NNP
huygens-treatise-2329	267	30	would	would	MD
huygens-treatise-2329	267	31	be	be	VB
huygens-treatise-2329	267	32	the	the	DT
huygens-treatise-2329	267	33	propagation	propagation	NN
huygens-treatise-2329	267	34	of	of	IN
huygens-treatise-2329	267	35	the	the	DT
huygens-treatise-2329	267	36	wave	wave	NN
huygens-treatise-2329	267	37	if	if	IN
huygens-treatise-2329	267	38	the	the	DT
huygens-treatise-2329	267	39	movement	movement	NN
huygens-treatise-2329	267	40	could	could	MD
huygens-treatise-2329	267	41	have	have	VB
huygens-treatise-2329	267	42	spread	spread	VBN
huygens-treatise-2329	267	43	in	in	IN
huygens-treatise-2329	267	44	a	a	DT
huygens-treatise-2329	267	45	medium	medium	JJ
huygens-treatise-2329	267	46	homogeneous	homogeneous	JJ
huygens-treatise-2329	267	47	with	with	IN
huygens-treatise-2329	267	48	that	that	DT
huygens-treatise-2329	267	49	which	which	WDT
huygens-treatise-2329	267	50	is	be	VBZ
huygens-treatise-2329	267	51	above	above	IN
huygens-treatise-2329	267	52	the	the	DT
huygens-treatise-2329	267	53	plane	plane	NN
huygens-treatise-2329	267	54	.	.	.
huygens-treatise-2329	268	1	And	and	CC
huygens-treatise-2329	268	2	if	if	IN
huygens-treatise-2329	268	3	one	one	CD
huygens-treatise-2329	268	4	wishes	wish	VBZ
huygens-treatise-2329	268	5	to	to	TO
huygens-treatise-2329	268	6	see	see	VB
huygens-treatise-2329	268	7	how	how	WRB
huygens-treatise-2329	268	8	the	the	DT
huygens-treatise-2329	268	9	wave	wave	NN
huygens-treatise-2329	268	10	AC	AC	NNP
huygens-treatise-2329	268	11	has	have	VBZ
huygens-treatise-2329	268	12	come	come	VBN
huygens-treatise-2329	268	13	successively	successively	RB
huygens-treatise-2329	268	14	to	to	IN
huygens-treatise-2329	268	15	BN	BN	NNP
huygens-treatise-2329	268	16	,	,	,
huygens-treatise-2329	268	17	one	one	NN
huygens-treatise-2329	268	18	has	have	VBZ
huygens-treatise-2329	268	19	only	only	RB
huygens-treatise-2329	268	20	to	to	TO
huygens-treatise-2329	268	21	draw	draw	VB
huygens-treatise-2329	268	22	in	in	IN
huygens-treatise-2329	268	23	the	the	DT
huygens-treatise-2329	268	24	same	same	JJ
huygens-treatise-2329	268	25	figure	figure	NN
huygens-treatise-2329	268	26	the	the	DT
huygens-treatise-2329	268	27	straight	straight	JJ
huygens-treatise-2329	268	28	lines	line	NNS
huygens-treatise-2329	268	29	KO	KO	NNP
huygens-treatise-2329	268	30	parallel	parallel	NN
huygens-treatise-2329	268	31	to	to	IN
huygens-treatise-2329	268	32	BN	BN	NNP
huygens-treatise-2329	268	33	,	,	,
huygens-treatise-2329	268	34	and	and	CC
huygens-treatise-2329	268	35	the	the	DT
huygens-treatise-2329	268	36	straight	straight	JJ
huygens-treatise-2329	268	37	lines	line	NNS
huygens-treatise-2329	268	38	KL	KL	NNP
huygens-treatise-2329	268	39	parallel	parallel	NN
huygens-treatise-2329	268	40	to	to	IN
huygens-treatise-2329	268	41	AC	AC	NNP
huygens-treatise-2329	268	42	.	.	.
huygens-treatise-2329	269	1	Thus	thus	RB
huygens-treatise-2329	269	2	one	one	PRP
huygens-treatise-2329	269	3	will	will	MD
huygens-treatise-2329	269	4	see	see	VB
huygens-treatise-2329	269	5	that	that	IN
huygens-treatise-2329	269	6	the	the	DT
huygens-treatise-2329	269	7	straight	straight	JJ
huygens-treatise-2329	269	8	wave	wave	NN
huygens-treatise-2329	269	9	AC	AC	NNP
huygens-treatise-2329	269	10	has	have	VBZ
huygens-treatise-2329	269	11	become	become	VBN
huygens-treatise-2329	269	12	broken	break	VBN
huygens-treatise-2329	269	13	up	up	RP
huygens-treatise-2329	269	14	into	into	IN
huygens-treatise-2329	269	15	all	all	PDT
huygens-treatise-2329	269	16	the	the	DT
huygens-treatise-2329	269	17	OKL	OKL	NNP
huygens-treatise-2329	269	18	parts	part	NNS
huygens-treatise-2329	269	19	successively	successively	RB
huygens-treatise-2329	269	20	,	,	,
huygens-treatise-2329	269	21	and	and	CC
huygens-treatise-2329	269	22	that	that	IN
huygens-treatise-2329	269	23	it	-PRON-	PRP
huygens-treatise-2329	269	24	has	have	VBZ
huygens-treatise-2329	269	25	become	become	VBN
huygens-treatise-2329	269	26	straight	straight	JJ
huygens-treatise-2329	269	27	again	again	RB
huygens-treatise-2329	269	28	at	at	IN
huygens-treatise-2329	269	29	NB	NB	NNP
huygens-treatise-2329	269	30	.	.	.
huygens-treatise-2329	270	1	Now	now	RB
huygens-treatise-2329	270	2	it	-PRON-	PRP
huygens-treatise-2329	270	3	is	be	VBZ
huygens-treatise-2329	270	4	apparent	apparent	JJ
huygens-treatise-2329	270	5	here	here	RB
huygens-treatise-2329	270	6	that	that	IN
huygens-treatise-2329	270	7	the	the	DT
huygens-treatise-2329	270	8	angle	angle	NN
huygens-treatise-2329	270	9	of	of	IN
huygens-treatise-2329	270	10	reflexion	reflexion	NN
huygens-treatise-2329	270	11	is	be	VBZ
huygens-treatise-2329	270	12	made	make	VBN
huygens-treatise-2329	270	13	equal	equal	JJ
huygens-treatise-2329	270	14	to	to	IN
huygens-treatise-2329	270	15	the	the	DT
huygens-treatise-2329	270	16	angle	angle	NN
huygens-treatise-2329	270	17	of	of	IN
huygens-treatise-2329	270	18	incidence	incidence	NN
huygens-treatise-2329	270	19	.	.	.
huygens-treatise-2329	271	1	For	for	IN
huygens-treatise-2329	271	2	the	the	DT
huygens-treatise-2329	271	3	triangles	triangle	NNS
huygens-treatise-2329	271	4	ACB	ACB	NNP
huygens-treatise-2329	271	5	,	,	,
huygens-treatise-2329	271	6	BNA	BNA	NNP
huygens-treatise-2329	271	7	being	be	VBG
huygens-treatise-2329	271	8	rectangular	rectangular	JJ
huygens-treatise-2329	271	9	and	and	CC
huygens-treatise-2329	271	10	having	have	VBG
huygens-treatise-2329	271	11	the	the	DT
huygens-treatise-2329	271	12	side	side	NN
huygens-treatise-2329	271	13	AB	AB	NNP
huygens-treatise-2329	271	14	common	common	JJ
huygens-treatise-2329	271	15	,	,	,
huygens-treatise-2329	271	16	and	and	CC
huygens-treatise-2329	271	17	the	the	DT
huygens-treatise-2329	271	18	side	side	NN
huygens-treatise-2329	271	19	CB	CB	NNP
huygens-treatise-2329	271	20	equal	equal	JJ
huygens-treatise-2329	271	21	to	to	IN
huygens-treatise-2329	271	22	NA	NA	NNP
huygens-treatise-2329	271	23	,	,	,
huygens-treatise-2329	271	24	it	-PRON-	PRP
huygens-treatise-2329	271	25	follows	follow	VBZ
huygens-treatise-2329	271	26	that	that	IN
huygens-treatise-2329	271	27	the	the	DT
huygens-treatise-2329	271	28	angles	angle	NNS
huygens-treatise-2329	271	29	opposite	opposite	JJ
huygens-treatise-2329	271	30	to	to	IN
huygens-treatise-2329	271	31	these	these	DT
huygens-treatise-2329	271	32	sides	side	NNS
huygens-treatise-2329	271	33	will	will	MD
huygens-treatise-2329	271	34	be	be	VB
huygens-treatise-2329	271	35	equal	equal	JJ
huygens-treatise-2329	271	36	,	,	,
huygens-treatise-2329	271	37	and	and	CC
huygens-treatise-2329	271	38	therefore	therefore	RB
huygens-treatise-2329	271	39	also	also	RB
huygens-treatise-2329	271	40	the	the	DT
huygens-treatise-2329	271	41	angles	angle	NNS
huygens-treatise-2329	271	42	CBA	CBA	NNP
huygens-treatise-2329	271	43	,	,	,
huygens-treatise-2329	271	44	NAB	NAB	NNP
huygens-treatise-2329	271	45	.	.	.
huygens-treatise-2329	272	1	But	but	CC
huygens-treatise-2329	272	2	as	as	IN
huygens-treatise-2329	272	3	CB	CB	NNP
huygens-treatise-2329	272	4	,	,	,
huygens-treatise-2329	272	5	perpendicular	perpendicular	JJ
huygens-treatise-2329	272	6	to	to	IN
huygens-treatise-2329	272	7	CA	CA	NNP
huygens-treatise-2329	272	8	,	,	,
huygens-treatise-2329	272	9	marks	mark	VBZ
huygens-treatise-2329	272	10	the	the	DT
huygens-treatise-2329	272	11	direction	direction	NN
huygens-treatise-2329	272	12	of	of	IN
huygens-treatise-2329	272	13	the	the	DT
huygens-treatise-2329	272	14	incident	incident	NN
huygens-treatise-2329	272	15	ray	ray	NN
huygens-treatise-2329	272	16	,	,	,
huygens-treatise-2329	272	17	so	so	CC
huygens-treatise-2329	272	18	AN	AN	NNP
huygens-treatise-2329	272	19	,	,	,
huygens-treatise-2329	272	20	perpendicular	perpendicular	JJ
huygens-treatise-2329	272	21	to	to	IN
huygens-treatise-2329	272	22	the	the	DT
huygens-treatise-2329	272	23	wave	wave	NN
huygens-treatise-2329	272	24	BN	BN	NNP
huygens-treatise-2329	272	25	,	,	,
huygens-treatise-2329	272	26	marks	mark	VBZ
huygens-treatise-2329	272	27	the	the	DT
huygens-treatise-2329	272	28	direction	direction	NN
huygens-treatise-2329	272	29	of	of	IN
huygens-treatise-2329	272	30	the	the	DT
huygens-treatise-2329	272	31	reflected	reflected	JJ
huygens-treatise-2329	272	32	ray	ray	NN
huygens-treatise-2329	272	33	;	;	:
huygens-treatise-2329	272	34	hence	hence	RB
huygens-treatise-2329	272	35	these	these	DT
huygens-treatise-2329	272	36	rays	ray	NNS
huygens-treatise-2329	272	37	are	be	VBP
huygens-treatise-2329	272	38	equally	equally	RB
huygens-treatise-2329	272	39	inclined	inclined	JJ
huygens-treatise-2329	272	40	to	to	IN
huygens-treatise-2329	272	41	the	the	DT
huygens-treatise-2329	272	42	plane	plane	NN
huygens-treatise-2329	272	43	AB	ab	NN
huygens-treatise-2329	272	44	.	.	.
huygens-treatise-2329	273	1	But	but	CC
huygens-treatise-2329	273	2	in	in	IN
huygens-treatise-2329	273	3	considering	consider	VBG
huygens-treatise-2329	273	4	the	the	DT
huygens-treatise-2329	273	5	preceding	precede	VBG
huygens-treatise-2329	273	6	demonstration	demonstration	NN
huygens-treatise-2329	273	7	,	,	,
huygens-treatise-2329	273	8	one	one	PRP
huygens-treatise-2329	273	9	might	may	MD
huygens-treatise-2329	273	10	aver	aver	VB
huygens-treatise-2329	273	11	that	that	IN
huygens-treatise-2329	273	12	it	-PRON-	PRP
huygens-treatise-2329	273	13	is	be	VBZ
huygens-treatise-2329	273	14	indeed	indeed	RB
huygens-treatise-2329	273	15	true	true	JJ
huygens-treatise-2329	273	16	that	that	IN
huygens-treatise-2329	273	17	BN	BN	NNP
huygens-treatise-2329	273	18	is	be	VBZ
huygens-treatise-2329	273	19	the	the	DT
huygens-treatise-2329	273	20	common	common	JJ
huygens-treatise-2329	273	21	tangent	tangent	NN
huygens-treatise-2329	273	22	of	of	IN
huygens-treatise-2329	273	23	the	the	DT
huygens-treatise-2329	273	24	circular	circular	JJ
huygens-treatise-2329	273	25	waves	wave	NNS
huygens-treatise-2329	273	26	in	in	IN
huygens-treatise-2329	273	27	the	the	DT
huygens-treatise-2329	273	28	plane	plane	NN
huygens-treatise-2329	273	29	of	of	IN
huygens-treatise-2329	273	30	this	this	DT
huygens-treatise-2329	273	31	figure	figure	NN
huygens-treatise-2329	273	32	,	,	,
huygens-treatise-2329	273	33	but	but	CC
huygens-treatise-2329	273	34	that	that	IN
huygens-treatise-2329	273	35	these	these	DT
huygens-treatise-2329	273	36	waves	wave	NNS
huygens-treatise-2329	273	37	,	,	,
huygens-treatise-2329	273	38	being	be	VBG
huygens-treatise-2329	273	39	in	in	IN
huygens-treatise-2329	273	40	truth	truth	NN
huygens-treatise-2329	273	41	spherical	spherical	JJ
huygens-treatise-2329	273	42	,	,	,
huygens-treatise-2329	273	43	have	have	VBP
huygens-treatise-2329	273	44	still	still	RB
huygens-treatise-2329	273	45	an	an	DT
huygens-treatise-2329	273	46	infinitude	infinitude	NN
huygens-treatise-2329	273	47	of	of	IN
huygens-treatise-2329	273	48	similar	similar	JJ
huygens-treatise-2329	273	49	tangents	tangent	NNS
huygens-treatise-2329	273	50	,	,	,
huygens-treatise-2329	273	51	namely	namely	RB
huygens-treatise-2329	273	52	all	all	PDT
huygens-treatise-2329	273	53	the	the	DT
huygens-treatise-2329	273	54	straight	straight	JJ
huygens-treatise-2329	273	55	lines	line	NNS
huygens-treatise-2329	273	56	which	which	WDT
huygens-treatise-2329	273	57	are	be	VBP
huygens-treatise-2329	273	58	drawn	draw	VBN
huygens-treatise-2329	273	59	from	from	IN
huygens-treatise-2329	273	60	the	the	DT
huygens-treatise-2329	273	61	point	point	NN
huygens-treatise-2329	273	62	B	b	NN
huygens-treatise-2329	273	63	in	in	IN
huygens-treatise-2329	273	64	the	the	DT
huygens-treatise-2329	273	65	surface	surface	NN
huygens-treatise-2329	273	66	generated	generate	VBN
huygens-treatise-2329	273	67	by	by	IN
huygens-treatise-2329	273	68	the	the	DT
huygens-treatise-2329	273	69	straight	straight	JJ
huygens-treatise-2329	273	70	line	line	NN
huygens-treatise-2329	273	71	BN	BN	NNP
huygens-treatise-2329	273	72	about	about	IN
huygens-treatise-2329	273	73	the	the	DT
huygens-treatise-2329	273	74	axis	axis	JJ
huygens-treatise-2329	273	75	BA	BA	NNP
huygens-treatise-2329	273	76	.	.	.
huygens-treatise-2329	274	1	It	-PRON-	PRP
huygens-treatise-2329	274	2	remains	remain	VBZ
huygens-treatise-2329	274	3	,	,	,
huygens-treatise-2329	274	4	therefore	therefore	RB
huygens-treatise-2329	274	5	,	,	,
huygens-treatise-2329	274	6	to	to	TO
huygens-treatise-2329	274	7	demonstrate	demonstrate	VB
huygens-treatise-2329	274	8	that	that	IN
huygens-treatise-2329	274	9	there	there	EX
huygens-treatise-2329	274	10	is	be	VBZ
huygens-treatise-2329	274	11	no	no	DT
huygens-treatise-2329	274	12	difficulty	difficulty	NN
huygens-treatise-2329	274	13	herein	herein	NNP
huygens-treatise-2329	274	14	:	:	:
huygens-treatise-2329	274	15	and	and	CC
huygens-treatise-2329	274	16	by	by	IN
huygens-treatise-2329	274	17	the	the	DT
huygens-treatise-2329	274	18	same	same	JJ
huygens-treatise-2329	274	19	argument	argument	NN
huygens-treatise-2329	274	20	one	one	CD
huygens-treatise-2329	274	21	will	will	MD
huygens-treatise-2329	274	22	see	see	VB
huygens-treatise-2329	274	23	why	why	WRB
huygens-treatise-2329	274	24	the	the	DT
huygens-treatise-2329	274	25	incident	incident	NN
huygens-treatise-2329	274	26	ray	ray	NN
huygens-treatise-2329	274	27	and	and	CC
huygens-treatise-2329	274	28	the	the	DT
huygens-treatise-2329	274	29	reflected	reflected	JJ
huygens-treatise-2329	274	30	ray	ray	NN
huygens-treatise-2329	274	31	are	be	VBP
huygens-treatise-2329	274	32	always	always	RB
huygens-treatise-2329	274	33	in	in	IN
huygens-treatise-2329	274	34	one	one	CD
huygens-treatise-2329	274	35	and	and	CC
huygens-treatise-2329	274	36	the	the	DT
huygens-treatise-2329	274	37	same	same	JJ
huygens-treatise-2329	274	38	plane	plane	NN
huygens-treatise-2329	274	39	perpendicular	perpendicular	JJ
huygens-treatise-2329	274	40	to	to	IN
huygens-treatise-2329	274	41	the	the	DT
huygens-treatise-2329	274	42	reflecting	reflect	VBG
huygens-treatise-2329	274	43	plane	plane	NN
huygens-treatise-2329	274	44	.	.	.
huygens-treatise-2329	275	1	I	-PRON-	PRP
huygens-treatise-2329	275	2	say	say	VBP
huygens-treatise-2329	275	3	then	then	RB
huygens-treatise-2329	275	4	that	that	IN
huygens-treatise-2329	275	5	the	the	DT
huygens-treatise-2329	275	6	wave	wave	NN
huygens-treatise-2329	275	7	AC	AC	NNP
huygens-treatise-2329	275	8	,	,	,
huygens-treatise-2329	275	9	being	be	VBG
huygens-treatise-2329	275	10	regarded	regard	VBN
huygens-treatise-2329	275	11	only	only	RB
huygens-treatise-2329	275	12	as	as	IN
huygens-treatise-2329	275	13	a	a	DT
huygens-treatise-2329	275	14	line	line	NN
huygens-treatise-2329	275	15	,	,	,
huygens-treatise-2329	275	16	produces	produce	VBZ
huygens-treatise-2329	275	17	no	no	DT
huygens-treatise-2329	275	18	light	light	NN
huygens-treatise-2329	275	19	.	.	.
huygens-treatise-2329	276	1	For	for	IN
huygens-treatise-2329	276	2	a	a	DT
huygens-treatise-2329	276	3	visible	visible	JJ
huygens-treatise-2329	276	4	ray	ray	NN
huygens-treatise-2329	276	5	of	of	IN
huygens-treatise-2329	276	6	light	light	NN
huygens-treatise-2329	276	7	,	,	,
huygens-treatise-2329	276	8	however	however	RB
huygens-treatise-2329	276	9	narrow	narrow	JJ
huygens-treatise-2329	276	10	it	-PRON-	PRP
huygens-treatise-2329	276	11	may	may	MD
huygens-treatise-2329	276	12	be	be	VB
huygens-treatise-2329	276	13	,	,	,
huygens-treatise-2329	276	14	has	have	VBZ
huygens-treatise-2329	276	15	always	always	RB
huygens-treatise-2329	276	16	some	some	DT
huygens-treatise-2329	276	17	width	width	NN
huygens-treatise-2329	276	18	,	,	,
huygens-treatise-2329	276	19	and	and	CC
huygens-treatise-2329	276	20	consequently	consequently	RB
huygens-treatise-2329	276	21	it	-PRON-	PRP
huygens-treatise-2329	276	22	is	be	VBZ
huygens-treatise-2329	276	23	necessary	necessary	JJ
huygens-treatise-2329	276	24	,	,	,
huygens-treatise-2329	276	25	in	in	IN
huygens-treatise-2329	276	26	representing	represent	VBG
huygens-treatise-2329	276	27	the	the	DT
huygens-treatise-2329	276	28	wave	wave	NN
huygens-treatise-2329	276	29	whose	whose	WP$
huygens-treatise-2329	276	30	progression	progression	NN
huygens-treatise-2329	276	31	constitutes	constitute	VBZ
huygens-treatise-2329	276	32	the	the	DT
huygens-treatise-2329	276	33	ray	ray	NN
huygens-treatise-2329	276	34	,	,	,
huygens-treatise-2329	276	35	to	to	TO
huygens-treatise-2329	276	36	put	put	VB
huygens-treatise-2329	276	37	instead	instead	RB
huygens-treatise-2329	276	38	of	of	IN
huygens-treatise-2329	276	39	a	a	DT
huygens-treatise-2329	276	40	line	line	NN
huygens-treatise-2329	276	41	AC	AC	NNP
huygens-treatise-2329	276	42	some	some	DT
huygens-treatise-2329	276	43	plane	plane	NN
huygens-treatise-2329	276	44	figure	figure	NN
huygens-treatise-2329	276	45	such	such	JJ
huygens-treatise-2329	276	46	as	as	IN
huygens-treatise-2329	276	47	the	the	DT
huygens-treatise-2329	276	48	circle	circle	NN
huygens-treatise-2329	276	49	HC	HC	NNP
huygens-treatise-2329	276	50	in	in	IN
huygens-treatise-2329	276	51	the	the	DT
huygens-treatise-2329	276	52	following	follow	VBG
huygens-treatise-2329	276	53	figure	figure	NN
huygens-treatise-2329	276	54	,	,	,
huygens-treatise-2329	276	55	by	by	IN
huygens-treatise-2329	276	56	supposing	suppose	VBG
huygens-treatise-2329	276	57	,	,	,
huygens-treatise-2329	276	58	as	as	IN
huygens-treatise-2329	276	59	we	-PRON-	PRP
huygens-treatise-2329	276	60	have	have	VBP
huygens-treatise-2329	276	61	done	do	VBN
huygens-treatise-2329	276	62	,	,	,
huygens-treatise-2329	276	63	the	the	DT
huygens-treatise-2329	276	64	luminous	luminous	JJ
huygens-treatise-2329	276	65	point	point	NN
huygens-treatise-2329	276	66	to	to	TO
huygens-treatise-2329	276	67	be	be	VB
huygens-treatise-2329	276	68	infinitely	infinitely	RB
huygens-treatise-2329	276	69	distant	distant	JJ
huygens-treatise-2329	276	70	.	.	.
huygens-treatise-2329	277	1	Now	now	RB
huygens-treatise-2329	277	2	it	-PRON-	PRP
huygens-treatise-2329	277	3	is	be	VBZ
huygens-treatise-2329	277	4	easy	easy	JJ
huygens-treatise-2329	277	5	to	to	TO
huygens-treatise-2329	277	6	see	see	VB
huygens-treatise-2329	277	7	,	,	,
huygens-treatise-2329	277	8	following	follow	VBG
huygens-treatise-2329	277	9	the	the	DT
huygens-treatise-2329	277	10	preceding	precede	VBG
huygens-treatise-2329	277	11	demonstration	demonstration	NN
huygens-treatise-2329	277	12	,	,	,
huygens-treatise-2329	277	13	that	that	IN
huygens-treatise-2329	277	14	each	each	DT
huygens-treatise-2329	277	15	small	small	JJ
huygens-treatise-2329	277	16	piece	piece	NN
huygens-treatise-2329	277	17	of	of	IN
huygens-treatise-2329	277	18	this	this	DT
huygens-treatise-2329	277	19	wave	wave	NN
huygens-treatise-2329	277	20	HC	HC	NNP
huygens-treatise-2329	277	21	having	have	VBG
huygens-treatise-2329	277	22	arrived	arrive	VBN
huygens-treatise-2329	277	23	at	at	IN
huygens-treatise-2329	277	24	the	the	DT
huygens-treatise-2329	277	25	plane	plane	NN
huygens-treatise-2329	277	26	AB	AB	NNP
huygens-treatise-2329	277	27	,	,	,
huygens-treatise-2329	277	28	and	and	CC
huygens-treatise-2329	277	29	there	there	RB
huygens-treatise-2329	277	30	generating	generate	VBG
huygens-treatise-2329	277	31	each	each	DT
huygens-treatise-2329	277	32	one	one	NN
huygens-treatise-2329	277	33	its	-PRON-	PRP$
huygens-treatise-2329	277	34	particular	particular	JJ
huygens-treatise-2329	277	35	wave	wave	NN
huygens-treatise-2329	277	36	,	,	,
huygens-treatise-2329	277	37	these	these	DT
huygens-treatise-2329	277	38	will	will	MD
huygens-treatise-2329	277	39	all	all	RB
huygens-treatise-2329	277	40	have	have	VB
huygens-treatise-2329	277	41	,	,	,
huygens-treatise-2329	277	42	when	when	WRB
huygens-treatise-2329	277	43	C	C	NNP
huygens-treatise-2329	277	44	arrives	arrive	VBZ
huygens-treatise-2329	277	45	at	at	IN
huygens-treatise-2329	277	46	B	b	NN
huygens-treatise-2329	277	47	,	,	,
huygens-treatise-2329	277	48	a	a	DT
huygens-treatise-2329	277	49	common	common	JJ
huygens-treatise-2329	277	50	plane	plane	NN
huygens-treatise-2329	277	51	which	which	WDT
huygens-treatise-2329	277	52	will	will	MD
huygens-treatise-2329	277	53	touch	touch	VB
huygens-treatise-2329	277	54	them	-PRON-	PRP
huygens-treatise-2329	277	55	,	,	,
huygens-treatise-2329	277	56	namely	namely	RB
huygens-treatise-2329	277	57	a	a	DT
huygens-treatise-2329	277	58	circle	circle	NN
huygens-treatise-2329	277	59	BN	bn	NN
huygens-treatise-2329	277	60	similar	similar	JJ
huygens-treatise-2329	277	61	to	to	IN
huygens-treatise-2329	277	62	CH	CH	NNP
huygens-treatise-2329	277	63	;	;	:
huygens-treatise-2329	277	64	and	and	CC
huygens-treatise-2329	277	65	this	this	DT
huygens-treatise-2329	277	66	will	will	MD
huygens-treatise-2329	277	67	be	be	VB
huygens-treatise-2329	277	68	intersected	intersect	VBN
huygens-treatise-2329	277	69	at	at	IN
huygens-treatise-2329	277	70	its	-PRON-	PRP$
huygens-treatise-2329	277	71	middle	middle	NN
huygens-treatise-2329	277	72	and	and	CC
huygens-treatise-2329	277	73	at	at	IN
huygens-treatise-2329	277	74	right	right	JJ
huygens-treatise-2329	277	75	angles	angle	NNS
huygens-treatise-2329	277	76	by	by	IN
huygens-treatise-2329	277	77	the	the	DT
huygens-treatise-2329	277	78	same	same	JJ
huygens-treatise-2329	277	79	plane	plane	NN
huygens-treatise-2329	277	80	which	which	WDT
huygens-treatise-2329	277	81	likewise	likewise	RB
huygens-treatise-2329	277	82	intersects	intersect	VBZ
huygens-treatise-2329	277	83	the	the	DT
huygens-treatise-2329	277	84	circle	circle	NN
huygens-treatise-2329	277	85	CH	CH	NNP
huygens-treatise-2329	277	86	and	and	CC
huygens-treatise-2329	277	87	the	the	DT
huygens-treatise-2329	277	88	ellipse	ellipse	NN
huygens-treatise-2329	277	89	AB	AB	NNP
huygens-treatise-2329	277	90	.	.	.
huygens-treatise-2329	278	1	[	[	-LRB-
huygens-treatise-2329	278	2	Illustration	illustration	NN
huygens-treatise-2329	278	3	]	]	-RRB-
huygens-treatise-2329	278	4	One	one	NN
huygens-treatise-2329	278	5	sees	see	VBZ
huygens-treatise-2329	278	6	also	also	RB
huygens-treatise-2329	278	7	that	that	IN
huygens-treatise-2329	278	8	the	the	DT
huygens-treatise-2329	278	9	said	say	VBN
huygens-treatise-2329	278	10	spheres	sphere	NNS
huygens-treatise-2329	278	11	of	of	IN
huygens-treatise-2329	278	12	the	the	DT
huygens-treatise-2329	278	13	partial	partial	JJ
huygens-treatise-2329	278	14	waves	wave	NNS
huygens-treatise-2329	278	15	can	can	MD
huygens-treatise-2329	278	16	not	not	RB
huygens-treatise-2329	278	17	have	have	VB
huygens-treatise-2329	278	18	any	any	DT
huygens-treatise-2329	278	19	common	common	JJ
huygens-treatise-2329	278	20	tangent	tangent	NN
huygens-treatise-2329	278	21	plane	plane	NN
huygens-treatise-2329	278	22	other	other	JJ
huygens-treatise-2329	278	23	than	than	IN
huygens-treatise-2329	278	24	the	the	DT
huygens-treatise-2329	278	25	circle	circle	NN
huygens-treatise-2329	278	26	BN	bn	NN
huygens-treatise-2329	278	27	;	;	:
huygens-treatise-2329	278	28	so	so	IN
huygens-treatise-2329	278	29	that	that	IN
huygens-treatise-2329	278	30	it	-PRON-	PRP
huygens-treatise-2329	278	31	will	will	MD
huygens-treatise-2329	278	32	be	be	VB
huygens-treatise-2329	278	33	this	this	DT
huygens-treatise-2329	278	34	plane	plane	NN
huygens-treatise-2329	278	35	where	where	WRB
huygens-treatise-2329	278	36	there	there	EX
huygens-treatise-2329	278	37	will	will	MD
huygens-treatise-2329	278	38	be	be	VB
huygens-treatise-2329	278	39	more	more	RBR
huygens-treatise-2329	278	40	reflected	reflect	VBN
huygens-treatise-2329	278	41	movement	movement	NN
huygens-treatise-2329	278	42	than	than	IN
huygens-treatise-2329	278	43	anywhere	anywhere	RB
huygens-treatise-2329	278	44	else	else	RB
huygens-treatise-2329	278	45	,	,	,
huygens-treatise-2329	278	46	and	and	CC
huygens-treatise-2329	278	47	which	which	WDT
huygens-treatise-2329	278	48	will	will	MD
huygens-treatise-2329	278	49	therefore	therefore	RB
huygens-treatise-2329	278	50	carry	carry	VB
huygens-treatise-2329	278	51	on	on	RP
huygens-treatise-2329	278	52	the	the	DT
huygens-treatise-2329	278	53	light	light	NN
huygens-treatise-2329	278	54	in	in	IN
huygens-treatise-2329	278	55	continuance	continuance	NN
huygens-treatise-2329	278	56	from	from	IN
huygens-treatise-2329	278	57	the	the	DT
huygens-treatise-2329	278	58	wave	wave	NN
huygens-treatise-2329	278	59	CH	CH	NNP
huygens-treatise-2329	278	60	.	.	.
huygens-treatise-2329	279	1	I	-PRON-	PRP
huygens-treatise-2329	279	2	have	have	VBP
huygens-treatise-2329	279	3	also	also	RB
huygens-treatise-2329	279	4	stated	state	VBN
huygens-treatise-2329	279	5	in	in	IN
huygens-treatise-2329	279	6	the	the	DT
huygens-treatise-2329	279	7	preceding	precede	VBG
huygens-treatise-2329	279	8	demonstration	demonstration	NN
huygens-treatise-2329	279	9	that	that	IN
huygens-treatise-2329	279	10	the	the	DT
huygens-treatise-2329	279	11	movement	movement	NN
huygens-treatise-2329	279	12	of	of	IN
huygens-treatise-2329	279	13	the	the	DT
huygens-treatise-2329	279	14	piece	piece	NN
huygens-treatise-2329	279	15	A	a	NN
huygens-treatise-2329	279	16	of	of	IN
huygens-treatise-2329	279	17	the	the	DT
huygens-treatise-2329	279	18	incident	incident	NN
huygens-treatise-2329	279	19	wave	wave	NN
huygens-treatise-2329	279	20	is	be	VBZ
huygens-treatise-2329	279	21	not	not	RB
huygens-treatise-2329	279	22	able	able	JJ
huygens-treatise-2329	279	23	to	to	TO
huygens-treatise-2329	279	24	communicate	communicate	VB
huygens-treatise-2329	279	25	itself	-PRON-	PRP
huygens-treatise-2329	279	26	beyond	beyond	IN
huygens-treatise-2329	279	27	the	the	DT
huygens-treatise-2329	279	28	plane	plane	NN
huygens-treatise-2329	279	29	AB	ab	NN
huygens-treatise-2329	279	30	,	,	,
huygens-treatise-2329	279	31	or	or	CC
huygens-treatise-2329	279	32	at	at	IN
huygens-treatise-2329	279	33	least	least	JJS
huygens-treatise-2329	279	34	not	not	RB
huygens-treatise-2329	279	35	wholly	wholly	RB
huygens-treatise-2329	279	36	.	.	.
huygens-treatise-2329	280	1	Whence	whence	NN
huygens-treatise-2329	280	2	it	-PRON-	PRP
huygens-treatise-2329	280	3	is	be	VBZ
huygens-treatise-2329	280	4	to	to	TO
huygens-treatise-2329	280	5	be	be	VB
huygens-treatise-2329	280	6	remarked	remark	VBN
huygens-treatise-2329	280	7	that	that	IN
huygens-treatise-2329	280	8	though	though	IN
huygens-treatise-2329	280	9	the	the	DT
huygens-treatise-2329	280	10	movement	movement	NN
huygens-treatise-2329	280	11	of	of	IN
huygens-treatise-2329	280	12	the	the	DT
huygens-treatise-2329	280	13	ethereal	ethereal	JJ
huygens-treatise-2329	280	14	matter	matter	NN
huygens-treatise-2329	280	15	might	may	MD
huygens-treatise-2329	280	16	communicate	communicate	VB
huygens-treatise-2329	280	17	itself	-PRON-	PRP
huygens-treatise-2329	280	18	partly	partly	RB
huygens-treatise-2329	280	19	to	to	IN
huygens-treatise-2329	280	20	that	that	DT
huygens-treatise-2329	280	21	of	of	IN
huygens-treatise-2329	280	22	the	the	DT
huygens-treatise-2329	280	23	reflecting	reflect	VBG
huygens-treatise-2329	280	24	body	body	NN
huygens-treatise-2329	280	25	,	,	,
huygens-treatise-2329	280	26	this	this	DT
huygens-treatise-2329	280	27	could	could	MD
huygens-treatise-2329	280	28	in	in	IN
huygens-treatise-2329	280	29	nothing	nothing	NN
huygens-treatise-2329	280	30	alter	alter	VB
huygens-treatise-2329	280	31	the	the	DT
huygens-treatise-2329	280	32	velocity	velocity	NN
huygens-treatise-2329	280	33	of	of	IN
huygens-treatise-2329	280	34	progression	progression	NN
huygens-treatise-2329	280	35	of	of	IN
huygens-treatise-2329	280	36	the	the	DT
huygens-treatise-2329	280	37	waves	wave	NNS
huygens-treatise-2329	280	38	,	,	,
huygens-treatise-2329	280	39	on	on	IN
huygens-treatise-2329	280	40	which	which	WDT
huygens-treatise-2329	280	41	the	the	DT
huygens-treatise-2329	280	42	angle	angle	NN
huygens-treatise-2329	280	43	of	of	IN
huygens-treatise-2329	280	44	reflexion	reflexion	NN
huygens-treatise-2329	280	45	depends	depend	VBZ
huygens-treatise-2329	280	46	.	.	.
huygens-treatise-2329	281	1	For	for	IN
huygens-treatise-2329	281	2	a	a	DT
huygens-treatise-2329	281	3	slight	slight	JJ
huygens-treatise-2329	281	4	percussion	percussion	NN
huygens-treatise-2329	281	5	ought	ought	MD
huygens-treatise-2329	281	6	to	to	TO
huygens-treatise-2329	281	7	generate	generate	VB
huygens-treatise-2329	281	8	waves	wave	NNS
huygens-treatise-2329	281	9	as	as	RB
huygens-treatise-2329	281	10	rapid	rapid	JJ
huygens-treatise-2329	281	11	as	as	IN
huygens-treatise-2329	281	12	strong	strong	JJ
huygens-treatise-2329	281	13	percussion	percussion	NN
huygens-treatise-2329	281	14	in	in	IN
huygens-treatise-2329	281	15	the	the	DT
huygens-treatise-2329	281	16	same	same	JJ
huygens-treatise-2329	281	17	matter	matter	NN
huygens-treatise-2329	281	18	.	.	.
huygens-treatise-2329	282	1	This	this	DT
huygens-treatise-2329	282	2	comes	come	VBZ
huygens-treatise-2329	282	3	about	about	RP
huygens-treatise-2329	282	4	from	from	IN
huygens-treatise-2329	282	5	the	the	DT
huygens-treatise-2329	282	6	property	property	NN
huygens-treatise-2329	282	7	of	of	IN
huygens-treatise-2329	282	8	bodies	body	NNS
huygens-treatise-2329	282	9	which	which	WDT
huygens-treatise-2329	282	10	act	act	VBP
huygens-treatise-2329	282	11	as	as	IN
huygens-treatise-2329	282	12	springs	spring	NNS
huygens-treatise-2329	282	13	,	,	,
huygens-treatise-2329	282	14	of	of	IN
huygens-treatise-2329	282	15	which	which	WDT
huygens-treatise-2329	282	16	we	-PRON-	PRP
huygens-treatise-2329	282	17	have	have	VBP
huygens-treatise-2329	282	18	spoken	speak	VBN
huygens-treatise-2329	282	19	above	above	RB
huygens-treatise-2329	282	20	;	;	:
huygens-treatise-2329	282	21	namely	namely	RB
huygens-treatise-2329	282	22	that	that	IN
huygens-treatise-2329	282	23	whether	whether	IN
huygens-treatise-2329	282	24	compressed	compress	VBN
huygens-treatise-2329	282	25	little	little	JJ
huygens-treatise-2329	282	26	or	or	CC
huygens-treatise-2329	282	27	much	much	RB
huygens-treatise-2329	282	28	they	-PRON-	PRP
huygens-treatise-2329	282	29	recoil	recoil	VBP
huygens-treatise-2329	282	30	in	in	IN
huygens-treatise-2329	282	31	equal	equal	JJ
huygens-treatise-2329	282	32	times	time	NNS
huygens-treatise-2329	282	33	.	.	.
huygens-treatise-2329	283	1	Equally	equally	RB
huygens-treatise-2329	283	2	so	so	RB
huygens-treatise-2329	283	3	in	in	IN
huygens-treatise-2329	283	4	every	every	DT
huygens-treatise-2329	283	5	reflexion	reflexion	NN
huygens-treatise-2329	283	6	of	of	IN
huygens-treatise-2329	283	7	the	the	DT
huygens-treatise-2329	283	8	light	light	NN
huygens-treatise-2329	283	9	,	,	,
huygens-treatise-2329	283	10	against	against	IN
huygens-treatise-2329	283	11	whatever	whatever	WDT
huygens-treatise-2329	283	12	body	body	NN
huygens-treatise-2329	283	13	it	-PRON-	PRP
huygens-treatise-2329	283	14	may	may	MD
huygens-treatise-2329	283	15	be	be	VB
huygens-treatise-2329	283	16	,	,	,
huygens-treatise-2329	283	17	the	the	DT
huygens-treatise-2329	283	18	angles	angle	NNS
huygens-treatise-2329	283	19	of	of	IN
huygens-treatise-2329	283	20	reflexion	reflexion	NN
huygens-treatise-2329	283	21	and	and	CC
huygens-treatise-2329	283	22	incidence	incidence	NN
huygens-treatise-2329	283	23	ought	ought	MD
huygens-treatise-2329	283	24	to	to	TO
huygens-treatise-2329	283	25	be	be	VB
huygens-treatise-2329	283	26	equal	equal	JJ
huygens-treatise-2329	283	27	notwithstanding	notwithstanding	IN
huygens-treatise-2329	283	28	that	that	IN
huygens-treatise-2329	283	29	the	the	DT
huygens-treatise-2329	283	30	body	body	NN
huygens-treatise-2329	283	31	might	may	MD
huygens-treatise-2329	283	32	be	be	VB
huygens-treatise-2329	283	33	of	of	IN
huygens-treatise-2329	283	34	such	such	PDT
huygens-treatise-2329	283	35	a	a	DT
huygens-treatise-2329	283	36	nature	nature	NN
huygens-treatise-2329	283	37	that	that	WDT
huygens-treatise-2329	283	38	it	-PRON-	PRP
huygens-treatise-2329	283	39	takes	take	VBZ
huygens-treatise-2329	283	40	away	away	RB
huygens-treatise-2329	283	41	a	a	DT
huygens-treatise-2329	283	42	portion	portion	NN
huygens-treatise-2329	283	43	of	of	IN
huygens-treatise-2329	283	44	the	the	DT
huygens-treatise-2329	283	45	movement	movement	NN
huygens-treatise-2329	283	46	made	make	VBN
huygens-treatise-2329	283	47	by	by	IN
huygens-treatise-2329	283	48	the	the	DT
huygens-treatise-2329	283	49	incident	incident	NN
huygens-treatise-2329	283	50	light	light	NN
huygens-treatise-2329	283	51	.	.	.
huygens-treatise-2329	284	1	And	and	CC
huygens-treatise-2329	284	2	experiment	experiment	NN
huygens-treatise-2329	284	3	shows	show	VBZ
huygens-treatise-2329	284	4	that	that	IN
huygens-treatise-2329	284	5	in	in	IN
huygens-treatise-2329	284	6	fact	fact	NN
huygens-treatise-2329	284	7	there	there	EX
huygens-treatise-2329	284	8	is	be	VBZ
huygens-treatise-2329	284	9	no	no	DT
huygens-treatise-2329	284	10	polished	polished	JJ
huygens-treatise-2329	284	11	body	body	NN
huygens-treatise-2329	284	12	the	the	DT
huygens-treatise-2329	284	13	reflexion	reflexion	NN
huygens-treatise-2329	284	14	of	of	IN
huygens-treatise-2329	284	15	which	which	WDT
huygens-treatise-2329	284	16	does	do	VBZ
huygens-treatise-2329	284	17	not	not	RB
huygens-treatise-2329	284	18	follow	follow	VB
huygens-treatise-2329	284	19	this	this	DT
huygens-treatise-2329	284	20	rule	rule	NN
huygens-treatise-2329	284	21	.	.	.
huygens-treatise-2329	285	1	But	but	CC
huygens-treatise-2329	285	2	the	the	DT
huygens-treatise-2329	285	3	thing	thing	NN
huygens-treatise-2329	285	4	to	to	TO
huygens-treatise-2329	285	5	be	be	VB
huygens-treatise-2329	285	6	above	above	RB
huygens-treatise-2329	285	7	all	all	DT
huygens-treatise-2329	285	8	remarked	remark	VBN
huygens-treatise-2329	285	9	in	in	IN
huygens-treatise-2329	285	10	our	-PRON-	PRP$
huygens-treatise-2329	285	11	demonstration	demonstration	NN
huygens-treatise-2329	285	12	is	be	VBZ
huygens-treatise-2329	285	13	that	that	IN
huygens-treatise-2329	285	14	it	-PRON-	PRP
huygens-treatise-2329	285	15	does	do	VBZ
huygens-treatise-2329	285	16	not	not	RB
huygens-treatise-2329	285	17	require	require	VB
huygens-treatise-2329	285	18	that	that	IN
huygens-treatise-2329	285	19	the	the	DT
huygens-treatise-2329	285	20	reflecting	reflect	VBG
huygens-treatise-2329	285	21	surface	surface	NN
huygens-treatise-2329	285	22	should	should	MD
huygens-treatise-2329	285	23	be	be	VB
huygens-treatise-2329	285	24	considered	consider	VBN
huygens-treatise-2329	285	25	as	as	IN
huygens-treatise-2329	285	26	a	a	DT
huygens-treatise-2329	285	27	uniform	uniform	JJ
huygens-treatise-2329	285	28	plane	plane	NN
huygens-treatise-2329	285	29	,	,	,
huygens-treatise-2329	285	30	as	as	IN
huygens-treatise-2329	285	31	has	have	VBZ
huygens-treatise-2329	285	32	been	be	VBN
huygens-treatise-2329	285	33	supposed	suppose	VBN
huygens-treatise-2329	285	34	by	by	IN
huygens-treatise-2329	285	35	all	all	PDT
huygens-treatise-2329	285	36	those	those	DT
huygens-treatise-2329	285	37	who	who	WP
huygens-treatise-2329	285	38	have	have	VBP
huygens-treatise-2329	285	39	tried	try	VBN
huygens-treatise-2329	285	40	to	to	TO
huygens-treatise-2329	285	41	explain	explain	VB
huygens-treatise-2329	285	42	the	the	DT
huygens-treatise-2329	285	43	effects	effect	NNS
huygens-treatise-2329	285	44	of	of	IN
huygens-treatise-2329	285	45	reflexion	reflexion	NN
huygens-treatise-2329	285	46	;	;	:
huygens-treatise-2329	285	47	but	but	CC
huygens-treatise-2329	285	48	only	only	RB
huygens-treatise-2329	285	49	an	an	DT
huygens-treatise-2329	285	50	evenness	evenness	NN
huygens-treatise-2329	285	51	such	such	JJ
huygens-treatise-2329	285	52	as	as	IN
huygens-treatise-2329	285	53	may	may	MD
huygens-treatise-2329	285	54	be	be	VB
huygens-treatise-2329	285	55	attained	attain	VBN
huygens-treatise-2329	285	56	by	by	IN
huygens-treatise-2329	285	57	the	the	DT
huygens-treatise-2329	285	58	particles	particle	NNS
huygens-treatise-2329	285	59	of	of	IN
huygens-treatise-2329	285	60	the	the	DT
huygens-treatise-2329	285	61	matter	matter	NN
huygens-treatise-2329	285	62	of	of	IN
huygens-treatise-2329	285	63	the	the	DT
huygens-treatise-2329	285	64	reflecting	reflect	VBG
huygens-treatise-2329	285	65	body	body	NN
huygens-treatise-2329	285	66	being	be	VBG
huygens-treatise-2329	285	67	set	set	VBN
huygens-treatise-2329	285	68	near	near	RB
huygens-treatise-2329	285	69	to	to	IN
huygens-treatise-2329	285	70	one	one	CD
huygens-treatise-2329	285	71	another	another	DT
huygens-treatise-2329	285	72	;	;	:
huygens-treatise-2329	285	73	which	which	WDT
huygens-treatise-2329	285	74	particles	particle	NNS
huygens-treatise-2329	285	75	are	be	VBP
huygens-treatise-2329	285	76	larger	large	JJR
huygens-treatise-2329	285	77	than	than	IN
huygens-treatise-2329	285	78	those	those	DT
huygens-treatise-2329	285	79	of	of	IN
huygens-treatise-2329	285	80	the	the	DT
huygens-treatise-2329	285	81	ethereal	ethereal	JJ
huygens-treatise-2329	285	82	matter	matter	NN
huygens-treatise-2329	285	83	,	,	,
huygens-treatise-2329	285	84	as	as	IN
huygens-treatise-2329	285	85	will	will	MD
huygens-treatise-2329	285	86	appear	appear	VB
huygens-treatise-2329	285	87	by	by	IN
huygens-treatise-2329	285	88	what	what	WP
huygens-treatise-2329	285	89	we	-PRON-	PRP
huygens-treatise-2329	285	90	shall	shall	MD
huygens-treatise-2329	285	91	say	say	VB
huygens-treatise-2329	285	92	in	in	IN
huygens-treatise-2329	285	93	treating	treating	NN
huygens-treatise-2329	285	94	of	of	IN
huygens-treatise-2329	285	95	the	the	DT
huygens-treatise-2329	285	96	transparency	transparency	NN
huygens-treatise-2329	285	97	and	and	CC
huygens-treatise-2329	285	98	opacity	opacity	NN
huygens-treatise-2329	285	99	of	of	IN
huygens-treatise-2329	285	100	bodies	body	NNS
huygens-treatise-2329	285	101	.	.	.
huygens-treatise-2329	286	1	For	for	IN
huygens-treatise-2329	286	2	the	the	DT
huygens-treatise-2329	286	3	surface	surface	NN
huygens-treatise-2329	286	4	consisting	consist	VBG
huygens-treatise-2329	286	5	thus	thus	RB
huygens-treatise-2329	286	6	of	of	IN
huygens-treatise-2329	286	7	particles	particle	NNS
huygens-treatise-2329	286	8	put	put	VBN
huygens-treatise-2329	286	9	together	together	RB
huygens-treatise-2329	286	10	,	,	,
huygens-treatise-2329	286	11	and	and	CC
huygens-treatise-2329	286	12	the	the	DT
huygens-treatise-2329	286	13	ethereal	ethereal	JJ
huygens-treatise-2329	286	14	particles	particle	NNS
huygens-treatise-2329	286	15	being	be	VBG
huygens-treatise-2329	286	16	above	above	RB
huygens-treatise-2329	286	17	,	,	,
huygens-treatise-2329	286	18	and	and	CC
huygens-treatise-2329	286	19	smaller	small	JJR
huygens-treatise-2329	286	20	,	,	,
huygens-treatise-2329	286	21	it	-PRON-	PRP
huygens-treatise-2329	286	22	is	be	VBZ
huygens-treatise-2329	286	23	evident	evident	JJ
huygens-treatise-2329	286	24	that	that	IN
huygens-treatise-2329	286	25	one	one	PRP
huygens-treatise-2329	286	26	could	could	MD
huygens-treatise-2329	286	27	not	not	RB
huygens-treatise-2329	286	28	demonstrate	demonstrate	VB
huygens-treatise-2329	286	29	the	the	DT
huygens-treatise-2329	286	30	equality	equality	NN
huygens-treatise-2329	286	31	of	of	IN
huygens-treatise-2329	286	32	the	the	DT
huygens-treatise-2329	286	33	angles	angle	NNS
huygens-treatise-2329	286	34	of	of	IN
huygens-treatise-2329	286	35	incidence	incidence	NN
huygens-treatise-2329	286	36	and	and	CC
huygens-treatise-2329	286	37	reflexion	reflexion	NN
huygens-treatise-2329	286	38	by	by	IN
huygens-treatise-2329	286	39	similitude	similitude	NN
huygens-treatise-2329	286	40	to	to	IN
huygens-treatise-2329	286	41	that	that	DT
huygens-treatise-2329	286	42	which	which	WDT
huygens-treatise-2329	286	43	happens	happen	VBZ
huygens-treatise-2329	286	44	to	to	IN
huygens-treatise-2329	286	45	a	a	DT
huygens-treatise-2329	286	46	ball	ball	NN
huygens-treatise-2329	286	47	thrown	throw	VBN
huygens-treatise-2329	286	48	against	against	IN
huygens-treatise-2329	286	49	a	a	DT
huygens-treatise-2329	286	50	wall	wall	NN
huygens-treatise-2329	286	51	,	,	,
huygens-treatise-2329	286	52	of	of	IN
huygens-treatise-2329	286	53	which	which	WDT
huygens-treatise-2329	286	54	writers	writer	NNS
huygens-treatise-2329	286	55	have	have	VBP
huygens-treatise-2329	286	56	always	always	RB
huygens-treatise-2329	286	57	made	make	VBN
huygens-treatise-2329	286	58	use	use	NN
huygens-treatise-2329	286	59	.	.	.
huygens-treatise-2329	287	1	In	in	IN
huygens-treatise-2329	287	2	our	-PRON-	PRP$
huygens-treatise-2329	287	3	way	way	NN
huygens-treatise-2329	287	4	,	,	,
huygens-treatise-2329	287	5	on	on	IN
huygens-treatise-2329	287	6	the	the	DT
huygens-treatise-2329	287	7	other	other	JJ
huygens-treatise-2329	287	8	hand	hand	NN
huygens-treatise-2329	287	9	,	,	,
huygens-treatise-2329	287	10	the	the	DT
huygens-treatise-2329	287	11	thing	thing	NN
huygens-treatise-2329	287	12	is	be	VBZ
huygens-treatise-2329	287	13	explained	explain	VBN
huygens-treatise-2329	287	14	without	without	IN
huygens-treatise-2329	287	15	difficulty	difficulty	NN
huygens-treatise-2329	287	16	.	.	.
huygens-treatise-2329	288	1	For	for	IN
huygens-treatise-2329	288	2	the	the	DT
huygens-treatise-2329	288	3	smallness	smallness	NN
huygens-treatise-2329	288	4	of	of	IN
huygens-treatise-2329	288	5	the	the	DT
huygens-treatise-2329	288	6	particles	particle	NNS
huygens-treatise-2329	288	7	of	of	IN
huygens-treatise-2329	288	8	quicksilver	quicksilver	NNP
huygens-treatise-2329	288	9	,	,	,
huygens-treatise-2329	288	10	for	for	IN
huygens-treatise-2329	288	11	example	example	NN
huygens-treatise-2329	288	12	,	,	,
huygens-treatise-2329	288	13	being	be	VBG
huygens-treatise-2329	288	14	such	such	JJ
huygens-treatise-2329	288	15	that	that	IN
huygens-treatise-2329	288	16	one	one	PRP
huygens-treatise-2329	288	17	must	must	MD
huygens-treatise-2329	288	18	conceive	conceive	VB
huygens-treatise-2329	288	19	millions	million	NNS
huygens-treatise-2329	288	20	of	of	IN
huygens-treatise-2329	288	21	them	-PRON-	PRP
huygens-treatise-2329	288	22	,	,	,
huygens-treatise-2329	288	23	in	in	IN
huygens-treatise-2329	288	24	the	the	DT
huygens-treatise-2329	288	25	smallest	small	JJS
huygens-treatise-2329	288	26	visible	visible	JJ
huygens-treatise-2329	288	27	surface	surface	NN
huygens-treatise-2329	288	28	proposed	propose	VBN
huygens-treatise-2329	288	29	,	,	,
huygens-treatise-2329	288	30	arranged	arrange	VBD
huygens-treatise-2329	288	31	like	like	IN
huygens-treatise-2329	288	32	a	a	DT
huygens-treatise-2329	288	33	heap	heap	NN
huygens-treatise-2329	288	34	of	of	IN
huygens-treatise-2329	288	35	grains	grain	NNS
huygens-treatise-2329	288	36	of	of	IN
huygens-treatise-2329	288	37	sand	sand	NN
huygens-treatise-2329	288	38	which	which	WDT
huygens-treatise-2329	288	39	has	have	VBZ
huygens-treatise-2329	288	40	been	be	VBN
huygens-treatise-2329	288	41	flattened	flatten	VBN
huygens-treatise-2329	288	42	as	as	RB
huygens-treatise-2329	288	43	much	much	RB
huygens-treatise-2329	288	44	as	as	IN
huygens-treatise-2329	288	45	it	-PRON-	PRP
huygens-treatise-2329	288	46	is	be	VBZ
huygens-treatise-2329	288	47	capable	capable	JJ
huygens-treatise-2329	288	48	of	of	IN
huygens-treatise-2329	288	49	being	be	VBG
huygens-treatise-2329	288	50	,	,	,
huygens-treatise-2329	288	51	this	this	DT
huygens-treatise-2329	288	52	surface	surface	NN
huygens-treatise-2329	288	53	then	then	RB
huygens-treatise-2329	288	54	becomes	become	VBZ
huygens-treatise-2329	288	55	for	for	IN
huygens-treatise-2329	288	56	our	-PRON-	PRP$
huygens-treatise-2329	288	57	purpose	purpose	NN
huygens-treatise-2329	288	58	as	as	RB
huygens-treatise-2329	288	59	even	even	RB
huygens-treatise-2329	288	60	as	as	IN
huygens-treatise-2329	288	61	a	a	DT
huygens-treatise-2329	288	62	polished	polished	JJ
huygens-treatise-2329	288	63	glass	glass	NN
huygens-treatise-2329	288	64	is	be	VBZ
huygens-treatise-2329	288	65	:	:	:
huygens-treatise-2329	288	66	and	and	CC
huygens-treatise-2329	288	67	,	,	,
huygens-treatise-2329	288	68	although	although	IN
huygens-treatise-2329	288	69	it	-PRON-	PRP
huygens-treatise-2329	288	70	always	always	RB
huygens-treatise-2329	288	71	remains	remain	VBZ
huygens-treatise-2329	288	72	rough	rough	JJ
huygens-treatise-2329	288	73	with	with	IN
huygens-treatise-2329	288	74	respect	respect	NN
huygens-treatise-2329	288	75	to	to	IN
huygens-treatise-2329	288	76	the	the	DT
huygens-treatise-2329	288	77	particles	particle	NNS
huygens-treatise-2329	288	78	of	of	IN
huygens-treatise-2329	288	79	the	the	DT
huygens-treatise-2329	288	80	Ether	Ether	NNP
huygens-treatise-2329	288	81	it	-PRON-	PRP
huygens-treatise-2329	288	82	is	be	VBZ
huygens-treatise-2329	288	83	evident	evident	JJ
huygens-treatise-2329	288	84	that	that	IN
huygens-treatise-2329	288	85	the	the	DT
huygens-treatise-2329	288	86	centres	centre	NNS
huygens-treatise-2329	288	87	of	of	IN
huygens-treatise-2329	288	88	all	all	PDT
huygens-treatise-2329	288	89	the	the	DT
huygens-treatise-2329	288	90	particular	particular	JJ
huygens-treatise-2329	288	91	spheres	sphere	NNS
huygens-treatise-2329	288	92	of	of	IN
huygens-treatise-2329	288	93	reflexion	reflexion	NN
huygens-treatise-2329	288	94	,	,	,
huygens-treatise-2329	288	95	of	of	IN
huygens-treatise-2329	288	96	which	which	WDT
huygens-treatise-2329	288	97	we	-PRON-	PRP
huygens-treatise-2329	288	98	have	have	VBP
huygens-treatise-2329	288	99	spoken	speak	VBN
huygens-treatise-2329	288	100	,	,	,
huygens-treatise-2329	288	101	are	be	VBP
huygens-treatise-2329	288	102	almost	almost	RB
huygens-treatise-2329	288	103	in	in	IN
huygens-treatise-2329	288	104	one	one	CD
huygens-treatise-2329	288	105	uniform	uniform	JJ
huygens-treatise-2329	288	106	plane	plane	NN
huygens-treatise-2329	288	107	,	,	,
huygens-treatise-2329	288	108	and	and	CC
huygens-treatise-2329	288	109	that	that	IN
huygens-treatise-2329	288	110	thus	thus	RB
huygens-treatise-2329	288	111	the	the	DT
huygens-treatise-2329	288	112	common	common	JJ
huygens-treatise-2329	288	113	tangent	tangent	NN
huygens-treatise-2329	288	114	can	can	MD
huygens-treatise-2329	288	115	fit	fit	VB
huygens-treatise-2329	288	116	to	to	IN
huygens-treatise-2329	288	117	them	-PRON-	PRP
huygens-treatise-2329	288	118	as	as	RB
huygens-treatise-2329	288	119	perfectly	perfectly	RB
huygens-treatise-2329	288	120	as	as	IN
huygens-treatise-2329	288	121	is	be	VBZ
huygens-treatise-2329	288	122	requisite	requisite	JJ
huygens-treatise-2329	288	123	for	for	IN
huygens-treatise-2329	288	124	the	the	DT
huygens-treatise-2329	288	125	production	production	NN
huygens-treatise-2329	288	126	of	of	IN
huygens-treatise-2329	288	127	light	light	NN
huygens-treatise-2329	288	128	.	.	.
huygens-treatise-2329	289	1	And	and	CC
huygens-treatise-2329	289	2	this	this	DT
huygens-treatise-2329	289	3	alone	alone	RB
huygens-treatise-2329	289	4	is	be	VBZ
huygens-treatise-2329	289	5	requisite	requisite	JJ
huygens-treatise-2329	289	6	,	,	,
huygens-treatise-2329	289	7	in	in	IN
huygens-treatise-2329	289	8	our	-PRON-	PRP$
huygens-treatise-2329	289	9	method	method	NN
huygens-treatise-2329	289	10	of	of	IN
huygens-treatise-2329	289	11	demonstration	demonstration	NN
huygens-treatise-2329	289	12	,	,	,
huygens-treatise-2329	289	13	to	to	TO
huygens-treatise-2329	289	14	cause	cause	VB
huygens-treatise-2329	289	15	equality	equality	NN
huygens-treatise-2329	289	16	of	of	IN
huygens-treatise-2329	289	17	the	the	DT
huygens-treatise-2329	289	18	said	say	VBN
huygens-treatise-2329	289	19	angles	angle	NNS
huygens-treatise-2329	289	20	without	without	IN
huygens-treatise-2329	289	21	the	the	DT
huygens-treatise-2329	289	22	remainder	remainder	NN
huygens-treatise-2329	289	23	of	of	IN
huygens-treatise-2329	289	24	the	the	DT
huygens-treatise-2329	289	25	movement	movement	NN
huygens-treatise-2329	289	26	reflected	reflect	VBN
huygens-treatise-2329	289	27	from	from	IN
huygens-treatise-2329	289	28	all	all	DT
huygens-treatise-2329	289	29	parts	part	NNS
huygens-treatise-2329	289	30	being	be	VBG
huygens-treatise-2329	289	31	able	able	JJ
huygens-treatise-2329	289	32	to	to	TO
huygens-treatise-2329	289	33	produce	produce	VB
huygens-treatise-2329	289	34	any	any	DT
huygens-treatise-2329	289	35	contrary	contrary	JJ
huygens-treatise-2329	289	36	effect	effect	NN
huygens-treatise-2329	289	37	.	.	.
huygens-treatise-2329	290	1	CHAPTER	chapter	NN
huygens-treatise-2329	290	2	III	iii	CD
huygens-treatise-2329	290	3	ON	ON	NNP
huygens-treatise-2329	290	4	REFRACTION	REFRACTION	VBN
huygens-treatise-2329	290	5	In	in	IN
huygens-treatise-2329	290	6	the	the	DT
huygens-treatise-2329	290	7	same	same	JJ
huygens-treatise-2329	290	8	way	way	NN
huygens-treatise-2329	290	9	as	as	IN
huygens-treatise-2329	290	10	the	the	DT
huygens-treatise-2329	290	11	effects	effect	NNS
huygens-treatise-2329	290	12	of	of	IN
huygens-treatise-2329	290	13	Reflexion	reflexion	NN
huygens-treatise-2329	290	14	have	have	VBP
huygens-treatise-2329	290	15	been	be	VBN
huygens-treatise-2329	290	16	explained	explain	VBN
huygens-treatise-2329	290	17	by	by	IN
huygens-treatise-2329	290	18	waves	wave	NNS
huygens-treatise-2329	290	19	of	of	IN
huygens-treatise-2329	290	20	light	light	NN
huygens-treatise-2329	290	21	reflected	reflect	VBN
huygens-treatise-2329	290	22	at	at	IN
huygens-treatise-2329	290	23	the	the	DT
huygens-treatise-2329	290	24	surface	surface	NN
huygens-treatise-2329	290	25	of	of	IN
huygens-treatise-2329	290	26	polished	polished	JJ
huygens-treatise-2329	290	27	bodies	body	NNS
huygens-treatise-2329	290	28	,	,	,
huygens-treatise-2329	290	29	we	-PRON-	PRP
huygens-treatise-2329	290	30	will	will	MD
huygens-treatise-2329	290	31	explain	explain	VB
huygens-treatise-2329	290	32	transparency	transparency	NN
huygens-treatise-2329	290	33	and	and	CC
huygens-treatise-2329	290	34	the	the	DT
huygens-treatise-2329	290	35	phenomena	phenomenon	NNS
huygens-treatise-2329	290	36	of	of	IN
huygens-treatise-2329	290	37	refraction	refraction	NN
huygens-treatise-2329	290	38	by	by	IN
huygens-treatise-2329	290	39	waves	wave	NNS
huygens-treatise-2329	290	40	which	which	WDT
huygens-treatise-2329	290	41	spread	spread	VBD
huygens-treatise-2329	290	42	within	within	RB
huygens-treatise-2329	290	43	and	and	CC
huygens-treatise-2329	290	44	across	across	IN
huygens-treatise-2329	290	45	diaphanous	diaphanous	JJ
huygens-treatise-2329	290	46	bodies	body	NNS
huygens-treatise-2329	290	47	,	,	,
huygens-treatise-2329	290	48	both	both	DT
huygens-treatise-2329	290	49	solids	solid	NNS
huygens-treatise-2329	290	50	,	,	,
huygens-treatise-2329	290	51	such	such	JJ
huygens-treatise-2329	290	52	as	as	IN
huygens-treatise-2329	290	53	glass	glass	NN
huygens-treatise-2329	290	54	,	,	,
huygens-treatise-2329	290	55	and	and	CC
huygens-treatise-2329	290	56	liquids	liquid	NNS
huygens-treatise-2329	290	57	,	,	,
huygens-treatise-2329	290	58	such	such	JJ
huygens-treatise-2329	290	59	as	as	IN
huygens-treatise-2329	290	60	water	water	NN
huygens-treatise-2329	290	61	,	,	,
huygens-treatise-2329	290	62	oils	oil	NNS
huygens-treatise-2329	290	63	,	,	,
huygens-treatise-2329	290	64	etc	etc	FW
huygens-treatise-2329	290	65	.	.	.
huygens-treatise-2329	291	1	But	but	CC
huygens-treatise-2329	291	2	in	in	IN
huygens-treatise-2329	291	3	order	order	NN
huygens-treatise-2329	291	4	that	that	IN
huygens-treatise-2329	291	5	it	-PRON-	PRP
huygens-treatise-2329	291	6	may	may	MD
huygens-treatise-2329	291	7	not	not	RB
huygens-treatise-2329	291	8	seem	seem	VB
huygens-treatise-2329	291	9	strange	strange	JJ
huygens-treatise-2329	291	10	to	to	TO
huygens-treatise-2329	291	11	suppose	suppose	VB
huygens-treatise-2329	291	12	this	this	DT
huygens-treatise-2329	291	13	passage	passage	NN
huygens-treatise-2329	291	14	of	of	IN
huygens-treatise-2329	291	15	waves	wave	NNS
huygens-treatise-2329	291	16	in	in	IN
huygens-treatise-2329	291	17	the	the	DT
huygens-treatise-2329	291	18	interior	interior	NN
huygens-treatise-2329	291	19	of	of	IN
huygens-treatise-2329	291	20	these	these	DT
huygens-treatise-2329	291	21	bodies	body	NNS
huygens-treatise-2329	291	22	,	,	,
huygens-treatise-2329	291	23	I	-PRON-	PRP
huygens-treatise-2329	291	24	will	will	MD
huygens-treatise-2329	291	25	first	first	RB
huygens-treatise-2329	291	26	show	show	VB
huygens-treatise-2329	291	27	that	that	IN
huygens-treatise-2329	291	28	one	one	PRP
huygens-treatise-2329	291	29	may	may	MD
huygens-treatise-2329	291	30	conceive	conceive	VB
huygens-treatise-2329	291	31	it	-PRON-	PRP
huygens-treatise-2329	291	32	possible	possible	JJ
huygens-treatise-2329	291	33	in	in	IN
huygens-treatise-2329	291	34	more	more	JJR
huygens-treatise-2329	291	35	than	than	IN
huygens-treatise-2329	291	36	one	one	CD
huygens-treatise-2329	291	37	mode	mode	NN
huygens-treatise-2329	291	38	.	.	.
huygens-treatise-2329	292	1	First	first	RB
huygens-treatise-2329	292	2	,	,	,
huygens-treatise-2329	292	3	then	then	RB
huygens-treatise-2329	292	4	,	,	,
huygens-treatise-2329	292	5	if	if	IN
huygens-treatise-2329	292	6	the	the	DT
huygens-treatise-2329	292	7	ethereal	ethereal	NN
huygens-treatise-2329	292	8	matter	matter	NN
huygens-treatise-2329	292	9	can	can	MD
huygens-treatise-2329	292	10	not	not	RB
huygens-treatise-2329	292	11	penetrate	penetrate	VB
huygens-treatise-2329	292	12	transparent	transparent	JJ
huygens-treatise-2329	292	13	bodies	body	NNS
huygens-treatise-2329	292	14	at	at	RB
huygens-treatise-2329	292	15	all	all	RB
huygens-treatise-2329	292	16	,	,	,
huygens-treatise-2329	292	17	their	-PRON-	PRP$
huygens-treatise-2329	292	18	own	own	JJ
huygens-treatise-2329	292	19	particles	particle	NNS
huygens-treatise-2329	292	20	would	would	MD
huygens-treatise-2329	292	21	be	be	VB
huygens-treatise-2329	292	22	able	able	JJ
huygens-treatise-2329	292	23	to	to	TO
huygens-treatise-2329	292	24	communicate	communicate	VB
huygens-treatise-2329	292	25	successively	successively	RB
huygens-treatise-2329	292	26	the	the	DT
huygens-treatise-2329	292	27	movement	movement	NN
huygens-treatise-2329	292	28	of	of	IN
huygens-treatise-2329	292	29	the	the	DT
huygens-treatise-2329	292	30	waves	wave	NNS
huygens-treatise-2329	292	31	,	,	,
huygens-treatise-2329	292	32	the	the	DT
huygens-treatise-2329	292	33	same	same	JJ
huygens-treatise-2329	292	34	as	as	IN
huygens-treatise-2329	292	35	do	do	VBP
huygens-treatise-2329	292	36	those	those	DT
huygens-treatise-2329	292	37	of	of	IN
huygens-treatise-2329	292	38	the	the	DT
huygens-treatise-2329	292	39	Ether	Ether	NNP
huygens-treatise-2329	292	40	,	,	,
huygens-treatise-2329	292	41	supposing	suppose	VBG
huygens-treatise-2329	292	42	that	that	IN
huygens-treatise-2329	292	43	,	,	,
huygens-treatise-2329	292	44	like	like	IN
huygens-treatise-2329	292	45	those	those	DT
huygens-treatise-2329	292	46	,	,	,
huygens-treatise-2329	292	47	they	-PRON-	PRP
huygens-treatise-2329	292	48	are	be	VBP
huygens-treatise-2329	292	49	of	of	IN
huygens-treatise-2329	292	50	a	a	DT
huygens-treatise-2329	292	51	nature	nature	NN
huygens-treatise-2329	292	52	to	to	TO
huygens-treatise-2329	292	53	act	act	VB
huygens-treatise-2329	292	54	as	as	IN
huygens-treatise-2329	292	55	a	a	DT
huygens-treatise-2329	292	56	spring	spring	NN
huygens-treatise-2329	292	57	.	.	.
huygens-treatise-2329	293	1	And	and	CC
huygens-treatise-2329	293	2	this	this	DT
huygens-treatise-2329	293	3	is	be	VBZ
huygens-treatise-2329	293	4	easy	easy	JJ
huygens-treatise-2329	293	5	to	to	TO
huygens-treatise-2329	293	6	conceive	conceive	VB
huygens-treatise-2329	293	7	as	as	IN
huygens-treatise-2329	293	8	regards	regard	VBZ
huygens-treatise-2329	293	9	water	water	NN
huygens-treatise-2329	293	10	and	and	CC
huygens-treatise-2329	293	11	other	other	JJ
huygens-treatise-2329	293	12	transparent	transparent	JJ
huygens-treatise-2329	293	13	liquids	liquid	NNS
huygens-treatise-2329	293	14	,	,	,
huygens-treatise-2329	293	15	they	-PRON-	PRP
huygens-treatise-2329	293	16	being	be	VBG
huygens-treatise-2329	293	17	composed	compose	VBN
huygens-treatise-2329	293	18	of	of	IN
huygens-treatise-2329	293	19	detached	detach	VBN
huygens-treatise-2329	293	20	particles	particle	NNS
huygens-treatise-2329	293	21	.	.	.
huygens-treatise-2329	294	1	But	but	CC
huygens-treatise-2329	294	2	it	-PRON-	PRP
huygens-treatise-2329	294	3	may	may	MD
huygens-treatise-2329	294	4	seem	seem	VB
huygens-treatise-2329	294	5	more	more	RBR
huygens-treatise-2329	294	6	difficult	difficult	JJ
huygens-treatise-2329	294	7	as	as	IN
huygens-treatise-2329	294	8	regards	regard	VBZ
huygens-treatise-2329	294	9	glass	glass	NN
huygens-treatise-2329	294	10	and	and	CC
huygens-treatise-2329	294	11	other	other	JJ
huygens-treatise-2329	294	12	transparent	transparent	JJ
huygens-treatise-2329	294	13	and	and	CC
huygens-treatise-2329	294	14	hard	hard	JJ
huygens-treatise-2329	294	15	bodies	body	NNS
huygens-treatise-2329	294	16	,	,	,
huygens-treatise-2329	294	17	because	because	IN
huygens-treatise-2329	294	18	their	-PRON-	PRP$
huygens-treatise-2329	294	19	solidity	solidity	NN
huygens-treatise-2329	294	20	does	do	VBZ
huygens-treatise-2329	294	21	not	not	RB
huygens-treatise-2329	294	22	seem	seem	VB
huygens-treatise-2329	294	23	to	to	TO
huygens-treatise-2329	294	24	permit	permit	VB
huygens-treatise-2329	294	25	them	-PRON-	PRP
huygens-treatise-2329	294	26	to	to	TO
huygens-treatise-2329	294	27	receive	receive	VB
huygens-treatise-2329	294	28	movement	movement	NN
huygens-treatise-2329	294	29	except	except	IN
huygens-treatise-2329	294	30	in	in	IN
huygens-treatise-2329	294	31	their	-PRON-	PRP$
huygens-treatise-2329	294	32	whole	whole	JJ
huygens-treatise-2329	294	33	mass	mass	NN
huygens-treatise-2329	294	34	at	at	IN
huygens-treatise-2329	294	35	the	the	DT
huygens-treatise-2329	294	36	same	same	JJ
huygens-treatise-2329	294	37	time	time	NN
huygens-treatise-2329	294	38	.	.	.
huygens-treatise-2329	295	1	This	this	DT
huygens-treatise-2329	295	2	,	,	,
huygens-treatise-2329	295	3	however	however	RB
huygens-treatise-2329	295	4	,	,	,
huygens-treatise-2329	295	5	is	be	VBZ
huygens-treatise-2329	295	6	not	not	RB
huygens-treatise-2329	295	7	necessary	necessary	JJ
huygens-treatise-2329	295	8	because	because	IN
huygens-treatise-2329	295	9	this	this	DT
huygens-treatise-2329	295	10	solidity	solidity	NN
huygens-treatise-2329	295	11	is	be	VBZ
huygens-treatise-2329	295	12	not	not	RB
huygens-treatise-2329	295	13	such	such	JJ
huygens-treatise-2329	295	14	as	as	IN
huygens-treatise-2329	295	15	it	-PRON-	PRP
huygens-treatise-2329	295	16	appears	appear	VBZ
huygens-treatise-2329	295	17	to	to	IN
huygens-treatise-2329	295	18	us	-PRON-	PRP
huygens-treatise-2329	295	19	,	,	,
huygens-treatise-2329	295	20	it	-PRON-	PRP
huygens-treatise-2329	295	21	being	be	VBG
huygens-treatise-2329	295	22	probable	probable	JJ
huygens-treatise-2329	295	23	rather	rather	RB
huygens-treatise-2329	295	24	that	that	IN
huygens-treatise-2329	295	25	these	these	DT
huygens-treatise-2329	295	26	bodies	body	NNS
huygens-treatise-2329	295	27	are	be	VBP
huygens-treatise-2329	295	28	composed	compose	VBN
huygens-treatise-2329	295	29	of	of	IN
huygens-treatise-2329	295	30	particles	particle	NNS
huygens-treatise-2329	295	31	merely	merely	RB
huygens-treatise-2329	295	32	placed	place	VBD
huygens-treatise-2329	295	33	close	close	RB
huygens-treatise-2329	295	34	to	to	IN
huygens-treatise-2329	295	35	one	one	CD
huygens-treatise-2329	295	36	another	another	DT
huygens-treatise-2329	295	37	and	and	CC
huygens-treatise-2329	295	38	held	hold	VBN
huygens-treatise-2329	295	39	together	together	RB
huygens-treatise-2329	295	40	by	by	IN
huygens-treatise-2329	295	41	some	some	DT
huygens-treatise-2329	295	42	pressure	pressure	NN
huygens-treatise-2329	295	43	from	from	IN
huygens-treatise-2329	295	44	without	without	IN
huygens-treatise-2329	295	45	of	of	IN
huygens-treatise-2329	295	46	some	some	DT
huygens-treatise-2329	295	47	other	other	JJ
huygens-treatise-2329	295	48	matter	matter	NN
huygens-treatise-2329	295	49	,	,	,
huygens-treatise-2329	295	50	and	and	CC
huygens-treatise-2329	295	51	by	by	IN
huygens-treatise-2329	295	52	the	the	DT
huygens-treatise-2329	295	53	irregularity	irregularity	NN
huygens-treatise-2329	295	54	of	of	IN
huygens-treatise-2329	295	55	their	-PRON-	PRP$
huygens-treatise-2329	295	56	shapes	shape	NNS
huygens-treatise-2329	295	57	.	.	.
huygens-treatise-2329	296	1	For	for	IN
huygens-treatise-2329	296	2	primarily	primarily	RB
huygens-treatise-2329	296	3	their	-PRON-	PRP$
huygens-treatise-2329	296	4	rarity	rarity	NN
huygens-treatise-2329	296	5	is	be	VBZ
huygens-treatise-2329	296	6	shown	show	VBN
huygens-treatise-2329	296	7	by	by	IN
huygens-treatise-2329	296	8	the	the	DT
huygens-treatise-2329	296	9	facility	facility	NN
huygens-treatise-2329	296	10	with	with	IN
huygens-treatise-2329	296	11	which	which	WDT
huygens-treatise-2329	296	12	there	there	EX
huygens-treatise-2329	296	13	passes	pass	VBZ
huygens-treatise-2329	296	14	through	through	IN
huygens-treatise-2329	296	15	them	-PRON-	PRP
huygens-treatise-2329	296	16	the	the	DT
huygens-treatise-2329	296	17	matter	matter	NN
huygens-treatise-2329	296	18	of	of	IN
huygens-treatise-2329	296	19	the	the	DT
huygens-treatise-2329	296	20	vortices	vortex	NNS
huygens-treatise-2329	296	21	of	of	IN
huygens-treatise-2329	296	22	the	the	DT
huygens-treatise-2329	296	23	magnet	magnet	NN
huygens-treatise-2329	296	24	,	,	,
huygens-treatise-2329	296	25	and	and	CC
huygens-treatise-2329	296	26	that	that	IN
huygens-treatise-2329	296	27	which	which	WDT
huygens-treatise-2329	296	28	causes	cause	VBZ
huygens-treatise-2329	296	29	gravity	gravity	NN
huygens-treatise-2329	296	30	.	.	.
huygens-treatise-2329	297	1	Further	further	RB
huygens-treatise-2329	297	2	,	,	,
huygens-treatise-2329	297	3	one	one	PRP
huygens-treatise-2329	297	4	can	can	MD
huygens-treatise-2329	297	5	not	not	RB
huygens-treatise-2329	297	6	say	say	VB
huygens-treatise-2329	297	7	that	that	IN
huygens-treatise-2329	297	8	these	these	DT
huygens-treatise-2329	297	9	bodies	body	NNS
huygens-treatise-2329	297	10	are	be	VBP
huygens-treatise-2329	297	11	of	of	IN
huygens-treatise-2329	297	12	a	a	DT
huygens-treatise-2329	297	13	texture	texture	NN
huygens-treatise-2329	297	14	similar	similar	JJ
huygens-treatise-2329	297	15	to	to	IN
huygens-treatise-2329	297	16	that	that	DT
huygens-treatise-2329	297	17	of	of	IN
huygens-treatise-2329	297	18	a	a	DT
huygens-treatise-2329	297	19	sponge	sponge	NN
huygens-treatise-2329	297	20	or	or	CC
huygens-treatise-2329	297	21	of	of	IN
huygens-treatise-2329	297	22	light	light	JJ
huygens-treatise-2329	297	23	bread	bread	NN
huygens-treatise-2329	297	24	,	,	,
huygens-treatise-2329	297	25	because	because	IN
huygens-treatise-2329	297	26	the	the	DT
huygens-treatise-2329	297	27	heat	heat	NN
huygens-treatise-2329	297	28	of	of	IN
huygens-treatise-2329	297	29	the	the	DT
huygens-treatise-2329	297	30	fire	fire	NN
huygens-treatise-2329	297	31	makes	make	VBZ
huygens-treatise-2329	297	32	them	-PRON-	PRP
huygens-treatise-2329	297	33	flow	flow	VB
huygens-treatise-2329	297	34	and	and	CC
huygens-treatise-2329	297	35	thereby	thereby	RB
huygens-treatise-2329	297	36	changes	change	VBZ
huygens-treatise-2329	297	37	the	the	DT
huygens-treatise-2329	297	38	situation	situation	NN
huygens-treatise-2329	297	39	of	of	IN
huygens-treatise-2329	297	40	the	the	DT
huygens-treatise-2329	297	41	particles	particle	NNS
huygens-treatise-2329	297	42	amongst	amongst	IN
huygens-treatise-2329	297	43	themselves	-PRON-	PRP
huygens-treatise-2329	297	44	.	.	.
huygens-treatise-2329	298	1	It	-PRON-	PRP
huygens-treatise-2329	298	2	remains	remain	VBZ
huygens-treatise-2329	298	3	then	then	RB
huygens-treatise-2329	298	4	that	that	IN
huygens-treatise-2329	298	5	they	-PRON-	PRP
huygens-treatise-2329	298	6	are	be	VBP
huygens-treatise-2329	298	7	,	,	,
huygens-treatise-2329	298	8	as	as	IN
huygens-treatise-2329	298	9	has	have	VBZ
huygens-treatise-2329	298	10	been	be	VBN
huygens-treatise-2329	298	11	said	say	VBN
huygens-treatise-2329	298	12	,	,	,
huygens-treatise-2329	298	13	assemblages	assemblage	NNS
huygens-treatise-2329	298	14	of	of	IN
huygens-treatise-2329	298	15	particles	particle	NNS
huygens-treatise-2329	298	16	which	which	WDT
huygens-treatise-2329	298	17	touch	touch	VBP
huygens-treatise-2329	298	18	one	one	NN
huygens-treatise-2329	298	19	another	another	DT
huygens-treatise-2329	298	20	without	without	IN
huygens-treatise-2329	298	21	constituting	constitute	VBG
huygens-treatise-2329	298	22	a	a	DT
huygens-treatise-2329	298	23	continuous	continuous	JJ
huygens-treatise-2329	298	24	solid	solid	NN
huygens-treatise-2329	298	25	.	.	.
huygens-treatise-2329	299	1	This	this	DT
huygens-treatise-2329	299	2	being	be	VBG
huygens-treatise-2329	299	3	so	so	RB
huygens-treatise-2329	299	4	,	,	,
huygens-treatise-2329	299	5	the	the	DT
huygens-treatise-2329	299	6	movement	movement	NN
huygens-treatise-2329	299	7	which	which	WDT
huygens-treatise-2329	299	8	these	these	DT
huygens-treatise-2329	299	9	particles	particle	NNS
huygens-treatise-2329	299	10	receive	receive	VBP
huygens-treatise-2329	299	11	to	to	TO
huygens-treatise-2329	299	12	carry	carry	VB
huygens-treatise-2329	299	13	on	on	RP
huygens-treatise-2329	299	14	the	the	DT
huygens-treatise-2329	299	15	waves	wave	NNS
huygens-treatise-2329	299	16	of	of	IN
huygens-treatise-2329	299	17	light	light	NN
huygens-treatise-2329	299	18	,	,	,
huygens-treatise-2329	299	19	being	be	VBG
huygens-treatise-2329	299	20	merely	merely	RB
huygens-treatise-2329	299	21	communicated	communicate	VBN
huygens-treatise-2329	299	22	from	from	IN
huygens-treatise-2329	299	23	some	some	DT
huygens-treatise-2329	299	24	of	of	IN
huygens-treatise-2329	299	25	them	-PRON-	PRP
huygens-treatise-2329	299	26	to	to	IN
huygens-treatise-2329	299	27	others	other	NNS
huygens-treatise-2329	299	28	,	,	,
huygens-treatise-2329	299	29	without	without	IN
huygens-treatise-2329	299	30	their	-PRON-	PRP$
huygens-treatise-2329	299	31	going	go	VBG
huygens-treatise-2329	299	32	for	for	IN
huygens-treatise-2329	299	33	that	that	DT
huygens-treatise-2329	299	34	purpose	purpose	NN
huygens-treatise-2329	299	35	out	out	IN
huygens-treatise-2329	299	36	of	of	IN
huygens-treatise-2329	299	37	their	-PRON-	PRP$
huygens-treatise-2329	299	38	places	place	NNS
huygens-treatise-2329	299	39	or	or	CC
huygens-treatise-2329	299	40	without	without	IN
huygens-treatise-2329	299	41	derangement	derangement	NN
huygens-treatise-2329	299	42	,	,	,
huygens-treatise-2329	299	43	it	-PRON-	PRP
huygens-treatise-2329	299	44	may	may	MD
huygens-treatise-2329	299	45	very	very	RB
huygens-treatise-2329	299	46	well	well	RB
huygens-treatise-2329	299	47	produce	produce	VB
huygens-treatise-2329	299	48	its	-PRON-	PRP$
huygens-treatise-2329	299	49	effect	effect	NN
huygens-treatise-2329	299	50	without	without	IN
huygens-treatise-2329	299	51	prejudicing	prejudice	VBG
huygens-treatise-2329	299	52	in	in	IN
huygens-treatise-2329	299	53	any	any	DT
huygens-treatise-2329	299	54	way	way	NN
huygens-treatise-2329	299	55	the	the	DT
huygens-treatise-2329	299	56	apparent	apparent	JJ
huygens-treatise-2329	299	57	solidity	solidity	NN
huygens-treatise-2329	299	58	of	of	IN
huygens-treatise-2329	299	59	the	the	DT
huygens-treatise-2329	299	60	compound	compound	NN
huygens-treatise-2329	299	61	.	.	.
huygens-treatise-2329	300	1	By	by	IN
huygens-treatise-2329	300	2	pressure	pressure	NN
huygens-treatise-2329	300	3	from	from	IN
huygens-treatise-2329	300	4	without	without	IN
huygens-treatise-2329	300	5	,	,	,
huygens-treatise-2329	300	6	of	of	IN
huygens-treatise-2329	300	7	which	which	WDT
huygens-treatise-2329	300	8	I	-PRON-	PRP
huygens-treatise-2329	300	9	have	have	VBP
huygens-treatise-2329	300	10	spoken	speak	VBN
huygens-treatise-2329	300	11	,	,	,
huygens-treatise-2329	300	12	must	must	MD
huygens-treatise-2329	300	13	not	not	RB
huygens-treatise-2329	300	14	be	be	VB
huygens-treatise-2329	300	15	understood	understand	VBN
huygens-treatise-2329	300	16	that	that	IN
huygens-treatise-2329	300	17	of	of	IN
huygens-treatise-2329	300	18	the	the	DT
huygens-treatise-2329	300	19	air	air	NN
huygens-treatise-2329	300	20	,	,	,
huygens-treatise-2329	300	21	which	which	WDT
huygens-treatise-2329	300	22	would	would	MD
huygens-treatise-2329	300	23	not	not	RB
huygens-treatise-2329	300	24	be	be	VB
huygens-treatise-2329	300	25	sufficient	sufficient	JJ
huygens-treatise-2329	300	26	,	,	,
huygens-treatise-2329	300	27	but	but	CC
huygens-treatise-2329	300	28	that	that	DT
huygens-treatise-2329	300	29	of	of	IN
huygens-treatise-2329	300	30	some	some	DT
huygens-treatise-2329	300	31	other	other	JJ
huygens-treatise-2329	300	32	more	more	RBR
huygens-treatise-2329	300	33	subtle	subtle	JJ
huygens-treatise-2329	300	34	matter	matter	NN
huygens-treatise-2329	300	35	,	,	,
huygens-treatise-2329	300	36	a	a	DT
huygens-treatise-2329	300	37	pressure	pressure	NN
huygens-treatise-2329	300	38	which	which	WDT
huygens-treatise-2329	300	39	I	-PRON-	PRP
huygens-treatise-2329	300	40	chanced	chance	VBD
huygens-treatise-2329	300	41	upon	upon	IN
huygens-treatise-2329	300	42	by	by	IN
huygens-treatise-2329	300	43	experiment	experiment	NN
huygens-treatise-2329	300	44	long	long	RB
huygens-treatise-2329	300	45	ago	ago	RB
huygens-treatise-2329	300	46	,	,	,
huygens-treatise-2329	300	47	namely	namely	RB
huygens-treatise-2329	300	48	in	in	IN
huygens-treatise-2329	300	49	the	the	DT
huygens-treatise-2329	300	50	case	case	NN
huygens-treatise-2329	300	51	of	of	IN
huygens-treatise-2329	300	52	water	water	NN
huygens-treatise-2329	300	53	freed	free	VBN
huygens-treatise-2329	300	54	from	from	IN
huygens-treatise-2329	300	55	air	air	NN
huygens-treatise-2329	300	56	,	,	,
huygens-treatise-2329	300	57	which	which	WDT
huygens-treatise-2329	300	58	remains	remain	VBZ
huygens-treatise-2329	300	59	suspended	suspend	VBN
huygens-treatise-2329	300	60	in	in	IN
huygens-treatise-2329	300	61	a	a	DT
huygens-treatise-2329	300	62	tube	tube	NN
huygens-treatise-2329	300	63	open	open	JJ
huygens-treatise-2329	300	64	at	at	IN
huygens-treatise-2329	300	65	its	-PRON-	PRP$
huygens-treatise-2329	300	66	lower	low	JJR
huygens-treatise-2329	300	67	end	end	NN
huygens-treatise-2329	300	68	,	,	,
huygens-treatise-2329	300	69	notwithstanding	notwithstanding	IN
huygens-treatise-2329	300	70	that	that	IN
huygens-treatise-2329	300	71	the	the	DT
huygens-treatise-2329	300	72	air	air	NN
huygens-treatise-2329	300	73	has	have	VBZ
huygens-treatise-2329	300	74	been	be	VBN
huygens-treatise-2329	300	75	removed	remove	VBN
huygens-treatise-2329	300	76	from	from	IN
huygens-treatise-2329	300	77	the	the	DT
huygens-treatise-2329	300	78	vessel	vessel	NN
huygens-treatise-2329	300	79	in	in	IN
huygens-treatise-2329	300	80	which	which	WDT
huygens-treatise-2329	300	81	this	this	DT
huygens-treatise-2329	300	82	tube	tube	NN
huygens-treatise-2329	300	83	is	be	VBZ
huygens-treatise-2329	300	84	enclosed	enclose	VBN
huygens-treatise-2329	300	85	.	.	.
huygens-treatise-2329	301	1	One	one	PRP
huygens-treatise-2329	301	2	can	can	MD
huygens-treatise-2329	301	3	then	then	RB
huygens-treatise-2329	301	4	in	in	IN
huygens-treatise-2329	301	5	this	this	DT
huygens-treatise-2329	301	6	way	way	NN
huygens-treatise-2329	301	7	conceive	conceive	JJ
huygens-treatise-2329	301	8	of	of	IN
huygens-treatise-2329	301	9	transparency	transparency	NN
huygens-treatise-2329	301	10	in	in	IN
huygens-treatise-2329	301	11	a	a	DT
huygens-treatise-2329	301	12	solid	solid	JJ
huygens-treatise-2329	301	13	without	without	IN
huygens-treatise-2329	301	14	any	any	DT
huygens-treatise-2329	301	15	necessity	necessity	NN
huygens-treatise-2329	301	16	that	that	WDT
huygens-treatise-2329	301	17	the	the	DT
huygens-treatise-2329	301	18	ethereal	ethereal	JJ
huygens-treatise-2329	301	19	matter	matter	NN
huygens-treatise-2329	301	20	which	which	WDT
huygens-treatise-2329	301	21	serves	serve	VBZ
huygens-treatise-2329	301	22	for	for	IN
huygens-treatise-2329	301	23	light	light	NN
huygens-treatise-2329	301	24	should	should	MD
huygens-treatise-2329	301	25	pass	pass	VB
huygens-treatise-2329	301	26	through	through	IN
huygens-treatise-2329	301	27	it	-PRON-	PRP
huygens-treatise-2329	301	28	,	,	,
huygens-treatise-2329	301	29	or	or	CC
huygens-treatise-2329	301	30	that	that	IN
huygens-treatise-2329	301	31	it	-PRON-	PRP
huygens-treatise-2329	301	32	should	should	MD
huygens-treatise-2329	301	33	find	find	VB
huygens-treatise-2329	301	34	pores	pore	NNS
huygens-treatise-2329	301	35	in	in	IN
huygens-treatise-2329	301	36	which	which	WDT
huygens-treatise-2329	301	37	to	to	TO
huygens-treatise-2329	301	38	insinuate	insinuate	VB
huygens-treatise-2329	301	39	itself	-PRON-	PRP
huygens-treatise-2329	301	40	.	.	.
huygens-treatise-2329	302	1	But	but	CC
huygens-treatise-2329	302	2	the	the	DT
huygens-treatise-2329	302	3	truth	truth	NN
huygens-treatise-2329	302	4	is	be	VBZ
huygens-treatise-2329	302	5	that	that	IN
huygens-treatise-2329	302	6	this	this	DT
huygens-treatise-2329	302	7	matter	matter	NN
huygens-treatise-2329	302	8	not	not	RB
huygens-treatise-2329	302	9	only	only	RB
huygens-treatise-2329	302	10	passes	pass	VBZ
huygens-treatise-2329	302	11	through	through	IN
huygens-treatise-2329	302	12	solids	solid	NNS
huygens-treatise-2329	302	13	,	,	,
huygens-treatise-2329	302	14	but	but	CC
huygens-treatise-2329	302	15	does	do	VBZ
huygens-treatise-2329	302	16	so	so	RB
huygens-treatise-2329	302	17	even	even	RB
huygens-treatise-2329	302	18	with	with	IN
huygens-treatise-2329	302	19	great	great	JJ
huygens-treatise-2329	302	20	facility	facility	NN
huygens-treatise-2329	302	21	;	;	:
huygens-treatise-2329	302	22	of	of	IN
huygens-treatise-2329	302	23	which	which	WDT
huygens-treatise-2329	302	24	the	the	DT
huygens-treatise-2329	302	25	experiment	experiment	NN
huygens-treatise-2329	302	26	of	of	IN
huygens-treatise-2329	302	27	Torricelli	Torricelli	NNP
huygens-treatise-2329	302	28	,	,	,
huygens-treatise-2329	302	29	above	above	RB
huygens-treatise-2329	302	30	cited	cite	VBN
huygens-treatise-2329	302	31	,	,	,
huygens-treatise-2329	302	32	is	be	VBZ
huygens-treatise-2329	302	33	already	already	RB
huygens-treatise-2329	302	34	a	a	DT
huygens-treatise-2329	302	35	proof	proof	NN
huygens-treatise-2329	302	36	.	.	.
huygens-treatise-2329	303	1	Because	because	IN
huygens-treatise-2329	303	2	on	on	IN
huygens-treatise-2329	303	3	the	the	DT
huygens-treatise-2329	303	4	quicksilver	quicksilver	NN
huygens-treatise-2329	303	5	and	and	CC
huygens-treatise-2329	303	6	the	the	DT
huygens-treatise-2329	303	7	water	water	NN
huygens-treatise-2329	303	8	quitting	quit	VBG
huygens-treatise-2329	303	9	the	the	DT
huygens-treatise-2329	303	10	upper	upper	JJ
huygens-treatise-2329	303	11	part	part	NN
huygens-treatise-2329	303	12	of	of	IN
huygens-treatise-2329	303	13	the	the	DT
huygens-treatise-2329	303	14	glass	glass	NN
huygens-treatise-2329	303	15	tube	tube	NN
huygens-treatise-2329	303	16	,	,	,
huygens-treatise-2329	303	17	it	-PRON-	PRP
huygens-treatise-2329	303	18	appears	appear	VBZ
huygens-treatise-2329	303	19	that	that	IN
huygens-treatise-2329	303	20	it	-PRON-	PRP
huygens-treatise-2329	303	21	is	be	VBZ
huygens-treatise-2329	303	22	immediately	immediately	RB
huygens-treatise-2329	303	23	filled	fill	VBN
huygens-treatise-2329	303	24	with	with	IN
huygens-treatise-2329	303	25	ethereal	ethereal	JJ
huygens-treatise-2329	303	26	matter	matter	NN
huygens-treatise-2329	303	27	,	,	,
huygens-treatise-2329	303	28	since	since	IN
huygens-treatise-2329	303	29	light	light	NN
huygens-treatise-2329	303	30	passes	pass	VBZ
huygens-treatise-2329	303	31	across	across	IN
huygens-treatise-2329	303	32	it	-PRON-	PRP
huygens-treatise-2329	303	33	.	.	.
huygens-treatise-2329	304	1	But	but	CC
huygens-treatise-2329	304	2	here	here	RB
huygens-treatise-2329	304	3	is	be	VBZ
huygens-treatise-2329	304	4	another	another	DT
huygens-treatise-2329	304	5	argument	argument	NN
huygens-treatise-2329	304	6	which	which	WDT
huygens-treatise-2329	304	7	proves	prove	VBZ
huygens-treatise-2329	304	8	this	this	DT
huygens-treatise-2329	304	9	ready	ready	JJ
huygens-treatise-2329	304	10	penetrability	penetrability	NN
huygens-treatise-2329	304	11	,	,	,
huygens-treatise-2329	304	12	not	not	RB
huygens-treatise-2329	304	13	only	only	RB
huygens-treatise-2329	304	14	in	in	IN
huygens-treatise-2329	304	15	transparent	transparent	JJ
huygens-treatise-2329	304	16	bodies	body	NNS
huygens-treatise-2329	304	17	but	but	CC
huygens-treatise-2329	304	18	also	also	RB
huygens-treatise-2329	304	19	in	in	IN
huygens-treatise-2329	304	20	all	all	DT
huygens-treatise-2329	304	21	others	other	NNS
huygens-treatise-2329	304	22	.	.	.
huygens-treatise-2329	305	1	When	when	WRB
huygens-treatise-2329	305	2	light	light	NN
huygens-treatise-2329	305	3	passes	pass	VBZ
huygens-treatise-2329	305	4	across	across	IN
huygens-treatise-2329	305	5	a	a	DT
huygens-treatise-2329	305	6	hollow	hollow	JJ
huygens-treatise-2329	305	7	sphere	sphere	NN
huygens-treatise-2329	305	8	of	of	IN
huygens-treatise-2329	305	9	glass	glass	NN
huygens-treatise-2329	305	10	,	,	,
huygens-treatise-2329	305	11	closed	close	VBN
huygens-treatise-2329	305	12	on	on	IN
huygens-treatise-2329	305	13	all	all	DT
huygens-treatise-2329	305	14	sides	side	NNS
huygens-treatise-2329	305	15	,	,	,
huygens-treatise-2329	305	16	it	-PRON-	PRP
huygens-treatise-2329	305	17	is	be	VBZ
huygens-treatise-2329	305	18	certain	certain	JJ
huygens-treatise-2329	305	19	that	that	IN
huygens-treatise-2329	305	20	it	-PRON-	PRP
huygens-treatise-2329	305	21	is	be	VBZ
huygens-treatise-2329	305	22	full	full	JJ
huygens-treatise-2329	305	23	of	of	IN
huygens-treatise-2329	305	24	ethereal	ethereal	JJ
huygens-treatise-2329	305	25	matter	matter	NN
huygens-treatise-2329	305	26	,	,	,
huygens-treatise-2329	305	27	as	as	RB
huygens-treatise-2329	305	28	much	much	RB
huygens-treatise-2329	305	29	as	as	IN
huygens-treatise-2329	305	30	the	the	DT
huygens-treatise-2329	305	31	spaces	space	NNS
huygens-treatise-2329	305	32	outside	outside	IN
huygens-treatise-2329	305	33	the	the	DT
huygens-treatise-2329	305	34	sphere	sphere	NN
huygens-treatise-2329	305	35	.	.	.
huygens-treatise-2329	306	1	And	and	CC
huygens-treatise-2329	306	2	this	this	DT
huygens-treatise-2329	306	3	ethereal	ethereal	JJ
huygens-treatise-2329	306	4	matter	matter	NN
huygens-treatise-2329	306	5	,	,	,
huygens-treatise-2329	306	6	as	as	IN
huygens-treatise-2329	306	7	has	have	VBZ
huygens-treatise-2329	306	8	been	be	VBN
huygens-treatise-2329	306	9	shown	show	VBN
huygens-treatise-2329	306	10	above	above	RB
huygens-treatise-2329	306	11	,	,	,
huygens-treatise-2329	306	12	consists	consist	VBZ
huygens-treatise-2329	306	13	of	of	IN
huygens-treatise-2329	306	14	particles	particle	NNS
huygens-treatise-2329	306	15	which	which	WDT
huygens-treatise-2329	306	16	just	just	RB
huygens-treatise-2329	306	17	touch	touch	VBP
huygens-treatise-2329	306	18	one	one	NN
huygens-treatise-2329	306	19	another	another	DT
huygens-treatise-2329	306	20	.	.	.
huygens-treatise-2329	307	1	If	if	IN
huygens-treatise-2329	307	2	then	then	RB
huygens-treatise-2329	307	3	it	-PRON-	PRP
huygens-treatise-2329	307	4	were	be	VBD
huygens-treatise-2329	307	5	enclosed	enclose	VBN
huygens-treatise-2329	307	6	in	in	IN
huygens-treatise-2329	307	7	the	the	DT
huygens-treatise-2329	307	8	sphere	sphere	NN
huygens-treatise-2329	307	9	in	in	IN
huygens-treatise-2329	307	10	such	such	PDT
huygens-treatise-2329	307	11	a	a	DT
huygens-treatise-2329	307	12	way	way	NN
huygens-treatise-2329	307	13	that	that	IN
huygens-treatise-2329	307	14	it	-PRON-	PRP
huygens-treatise-2329	307	15	could	could	MD
huygens-treatise-2329	307	16	not	not	RB
huygens-treatise-2329	307	17	get	get	VB
huygens-treatise-2329	307	18	out	out	RP
huygens-treatise-2329	307	19	through	through	IN
huygens-treatise-2329	307	20	the	the	DT
huygens-treatise-2329	307	21	pores	pore	NNS
huygens-treatise-2329	307	22	of	of	IN
huygens-treatise-2329	307	23	the	the	DT
huygens-treatise-2329	307	24	glass	glass	NN
huygens-treatise-2329	307	25	,	,	,
huygens-treatise-2329	307	26	it	-PRON-	PRP
huygens-treatise-2329	307	27	would	would	MD
huygens-treatise-2329	307	28	be	be	VB
huygens-treatise-2329	307	29	obliged	oblige	VBN
huygens-treatise-2329	307	30	to	to	TO
huygens-treatise-2329	307	31	follow	follow	VB
huygens-treatise-2329	307	32	the	the	DT
huygens-treatise-2329	307	33	movement	movement	NN
huygens-treatise-2329	307	34	of	of	IN
huygens-treatise-2329	307	35	the	the	DT
huygens-treatise-2329	307	36	sphere	sphere	NN
huygens-treatise-2329	307	37	when	when	WRB
huygens-treatise-2329	307	38	one	one	PRP
huygens-treatise-2329	307	39	changes	change	VBZ
huygens-treatise-2329	307	40	its	-PRON-	PRP$
huygens-treatise-2329	307	41	place	place	NN
huygens-treatise-2329	307	42	:	:	:
huygens-treatise-2329	307	43	and	and	CC
huygens-treatise-2329	307	44	it	-PRON-	PRP
huygens-treatise-2329	307	45	would	would	MD
huygens-treatise-2329	307	46	require	require	VB
huygens-treatise-2329	307	47	consequently	consequently	RB
huygens-treatise-2329	307	48	almost	almost	RB
huygens-treatise-2329	307	49	the	the	DT
huygens-treatise-2329	307	50	same	same	JJ
huygens-treatise-2329	307	51	force	force	NN
huygens-treatise-2329	307	52	to	to	TO
huygens-treatise-2329	307	53	impress	impress	VB
huygens-treatise-2329	307	54	a	a	DT
huygens-treatise-2329	307	55	certain	certain	JJ
huygens-treatise-2329	307	56	velocity	velocity	NN
huygens-treatise-2329	307	57	on	on	IN
huygens-treatise-2329	307	58	this	this	DT
huygens-treatise-2329	307	59	sphere	sphere	NN
huygens-treatise-2329	307	60	,	,	,
huygens-treatise-2329	307	61	when	when	WRB
huygens-treatise-2329	307	62	placed	place	VBN
huygens-treatise-2329	307	63	on	on	IN
huygens-treatise-2329	307	64	a	a	DT
huygens-treatise-2329	307	65	horizontal	horizontal	JJ
huygens-treatise-2329	307	66	plane	plane	NN
huygens-treatise-2329	307	67	,	,	,
huygens-treatise-2329	307	68	as	as	IN
huygens-treatise-2329	307	69	if	if	IN
huygens-treatise-2329	307	70	it	-PRON-	PRP
huygens-treatise-2329	307	71	were	be	VBD
huygens-treatise-2329	307	72	full	full	JJ
huygens-treatise-2329	307	73	of	of	IN
huygens-treatise-2329	307	74	water	water	NN
huygens-treatise-2329	307	75	or	or	CC
huygens-treatise-2329	307	76	perhaps	perhaps	RB
huygens-treatise-2329	307	77	of	of	IN
huygens-treatise-2329	307	78	quicksilver	quicksilver	NNP
huygens-treatise-2329	307	79	:	:	:
huygens-treatise-2329	307	80	because	because	IN
huygens-treatise-2329	307	81	every	every	DT
huygens-treatise-2329	307	82	body	body	NN
huygens-treatise-2329	307	83	resists	resist	VBZ
huygens-treatise-2329	307	84	the	the	DT
huygens-treatise-2329	307	85	velocity	velocity	NN
huygens-treatise-2329	307	86	of	of	IN
huygens-treatise-2329	307	87	the	the	DT
huygens-treatise-2329	307	88	motion	motion	NN
huygens-treatise-2329	307	89	which	which	WDT
huygens-treatise-2329	307	90	one	one	PRP
huygens-treatise-2329	307	91	would	would	MD
huygens-treatise-2329	307	92	give	give	VB
huygens-treatise-2329	307	93	to	to	IN
huygens-treatise-2329	307	94	it	-PRON-	PRP
huygens-treatise-2329	307	95	,	,	,
huygens-treatise-2329	307	96	in	in	IN
huygens-treatise-2329	307	97	proportion	proportion	NN
huygens-treatise-2329	307	98	to	to	IN
huygens-treatise-2329	307	99	the	the	DT
huygens-treatise-2329	307	100	quantity	quantity	NN
huygens-treatise-2329	307	101	of	of	IN
huygens-treatise-2329	307	102	matter	matter	NN
huygens-treatise-2329	307	103	which	which	WDT
huygens-treatise-2329	307	104	it	-PRON-	PRP
huygens-treatise-2329	307	105	contains	contain	VBZ
huygens-treatise-2329	307	106	,	,	,
huygens-treatise-2329	307	107	and	and	CC
huygens-treatise-2329	307	108	which	which	WDT
huygens-treatise-2329	307	109	is	be	VBZ
huygens-treatise-2329	307	110	obliged	oblige	VBN
huygens-treatise-2329	307	111	to	to	TO
huygens-treatise-2329	307	112	follow	follow	VB
huygens-treatise-2329	307	113	this	this	DT
huygens-treatise-2329	307	114	motion	motion	NN
huygens-treatise-2329	307	115	.	.	.
huygens-treatise-2329	308	1	But	but	CC
huygens-treatise-2329	308	2	on	on	IN
huygens-treatise-2329	308	3	the	the	DT
huygens-treatise-2329	308	4	contrary	contrary	JJ
huygens-treatise-2329	308	5	one	one	NN
huygens-treatise-2329	308	6	finds	find	VBZ
huygens-treatise-2329	308	7	that	that	IN
huygens-treatise-2329	308	8	the	the	DT
huygens-treatise-2329	308	9	sphere	sphere	NN
huygens-treatise-2329	308	10	resists	resist	NNS
huygens-treatise-2329	308	11	the	the	DT
huygens-treatise-2329	308	12	impress	impress	NN
huygens-treatise-2329	308	13	of	of	IN
huygens-treatise-2329	308	14	movement	movement	NN
huygens-treatise-2329	308	15	only	only	RB
huygens-treatise-2329	308	16	in	in	IN
huygens-treatise-2329	308	17	proportion	proportion	NN
huygens-treatise-2329	308	18	to	to	IN
huygens-treatise-2329	308	19	the	the	DT
huygens-treatise-2329	308	20	quantity	quantity	NN
huygens-treatise-2329	308	21	of	of	IN
huygens-treatise-2329	308	22	matter	matter	NN
huygens-treatise-2329	308	23	of	of	IN
huygens-treatise-2329	308	24	the	the	DT
huygens-treatise-2329	308	25	glass	glass	NN
huygens-treatise-2329	308	26	of	of	IN
huygens-treatise-2329	308	27	which	which	WDT
huygens-treatise-2329	308	28	it	-PRON-	PRP
huygens-treatise-2329	308	29	is	be	VBZ
huygens-treatise-2329	308	30	made	make	VBN
huygens-treatise-2329	308	31	.	.	.
huygens-treatise-2329	309	1	Then	then	RB
huygens-treatise-2329	309	2	it	-PRON-	PRP
huygens-treatise-2329	309	3	must	must	MD
huygens-treatise-2329	309	4	be	be	VB
huygens-treatise-2329	309	5	that	that	IN
huygens-treatise-2329	309	6	the	the	DT
huygens-treatise-2329	309	7	ethereal	ethereal	JJ
huygens-treatise-2329	309	8	matter	matter	NN
huygens-treatise-2329	309	9	which	which	WDT
huygens-treatise-2329	309	10	is	be	VBZ
huygens-treatise-2329	309	11	inside	inside	JJ
huygens-treatise-2329	309	12	is	be	VBZ
huygens-treatise-2329	309	13	not	not	RB
huygens-treatise-2329	309	14	shut	shut	VBN
huygens-treatise-2329	309	15	up	up	RP
huygens-treatise-2329	309	16	,	,	,
huygens-treatise-2329	309	17	but	but	CC
huygens-treatise-2329	309	18	flows	flow	VBZ
huygens-treatise-2329	309	19	through	through	IN
huygens-treatise-2329	309	20	it	-PRON-	PRP
huygens-treatise-2329	309	21	with	with	IN
huygens-treatise-2329	309	22	very	very	RB
huygens-treatise-2329	309	23	great	great	JJ
huygens-treatise-2329	309	24	freedom	freedom	NN
huygens-treatise-2329	309	25	.	.	.
huygens-treatise-2329	310	1	We	-PRON-	PRP
huygens-treatise-2329	310	2	shall	shall	MD
huygens-treatise-2329	310	3	demonstrate	demonstrate	VB
huygens-treatise-2329	310	4	hereafter	hereafter	NN
huygens-treatise-2329	310	5	that	that	IN
huygens-treatise-2329	310	6	by	by	IN
huygens-treatise-2329	310	7	this	this	DT
huygens-treatise-2329	310	8	process	process	NN
huygens-treatise-2329	310	9	the	the	DT
huygens-treatise-2329	310	10	same	same	JJ
huygens-treatise-2329	310	11	penetrability	penetrability	NN
huygens-treatise-2329	310	12	may	may	MD
huygens-treatise-2329	310	13	be	be	VB
huygens-treatise-2329	310	14	inferred	infer	VBN
huygens-treatise-2329	310	15	also	also	RB
huygens-treatise-2329	310	16	as	as	IN
huygens-treatise-2329	310	17	relating	relate	VBG
huygens-treatise-2329	310	18	to	to	IN
huygens-treatise-2329	310	19	opaque	opaque	JJ
huygens-treatise-2329	310	20	bodies	body	NNS
huygens-treatise-2329	310	21	.	.	.
huygens-treatise-2329	311	1	The	the	DT
huygens-treatise-2329	311	2	second	second	JJ
huygens-treatise-2329	311	3	mode	mode	NN
huygens-treatise-2329	311	4	then	then	RB
huygens-treatise-2329	311	5	of	of	IN
huygens-treatise-2329	311	6	explaining	explain	VBG
huygens-treatise-2329	311	7	transparency	transparency	NN
huygens-treatise-2329	311	8	,	,	,
huygens-treatise-2329	311	9	and	and	CC
huygens-treatise-2329	311	10	one	one	CD
huygens-treatise-2329	311	11	which	which	WDT
huygens-treatise-2329	311	12	appears	appear	VBZ
huygens-treatise-2329	311	13	more	more	RBR
huygens-treatise-2329	311	14	probably	probably	RB
huygens-treatise-2329	311	15	true	true	JJ
huygens-treatise-2329	311	16	,	,	,
huygens-treatise-2329	311	17	is	be	VBZ
huygens-treatise-2329	311	18	by	by	IN
huygens-treatise-2329	311	19	saying	say	VBG
huygens-treatise-2329	311	20	that	that	IN
huygens-treatise-2329	311	21	the	the	DT
huygens-treatise-2329	311	22	waves	wave	NNS
huygens-treatise-2329	311	23	of	of	IN
huygens-treatise-2329	311	24	light	light	NN
huygens-treatise-2329	311	25	are	be	VBP
huygens-treatise-2329	311	26	carried	carry	VBN
huygens-treatise-2329	311	27	on	on	RP
huygens-treatise-2329	311	28	in	in	IN
huygens-treatise-2329	311	29	the	the	DT
huygens-treatise-2329	311	30	ethereal	ethereal	JJ
huygens-treatise-2329	311	31	matter	matter	NN
huygens-treatise-2329	311	32	,	,	,
huygens-treatise-2329	311	33	which	which	WDT
huygens-treatise-2329	311	34	continuously	continuously	RB
huygens-treatise-2329	311	35	occupies	occupy	VBZ
huygens-treatise-2329	311	36	the	the	DT
huygens-treatise-2329	311	37	interstices	interstice	NNS
huygens-treatise-2329	311	38	or	or	CC
huygens-treatise-2329	311	39	pores	pore	NNS
huygens-treatise-2329	311	40	of	of	IN
huygens-treatise-2329	311	41	transparent	transparent	JJ
huygens-treatise-2329	311	42	bodies	body	NNS
huygens-treatise-2329	311	43	.	.	.
huygens-treatise-2329	312	1	For	for	IN
huygens-treatise-2329	312	2	since	since	IN
huygens-treatise-2329	312	3	it	-PRON-	PRP
huygens-treatise-2329	312	4	passes	pass	VBZ
huygens-treatise-2329	312	5	through	through	IN
huygens-treatise-2329	312	6	them	-PRON-	PRP
huygens-treatise-2329	312	7	continuously	continuously	RB
huygens-treatise-2329	312	8	and	and	CC
huygens-treatise-2329	312	9	freely	freely	RB
huygens-treatise-2329	312	10	,	,	,
huygens-treatise-2329	312	11	it	-PRON-	PRP
huygens-treatise-2329	312	12	follows	follow	VBZ
huygens-treatise-2329	312	13	that	that	IN
huygens-treatise-2329	312	14	they	-PRON-	PRP
huygens-treatise-2329	312	15	are	be	VBP
huygens-treatise-2329	312	16	always	always	RB
huygens-treatise-2329	312	17	full	full	JJ
huygens-treatise-2329	312	18	of	of	IN
huygens-treatise-2329	312	19	it	-PRON-	PRP
huygens-treatise-2329	312	20	.	.	.
huygens-treatise-2329	313	1	And	and	CC
huygens-treatise-2329	313	2	one	one	PRP
huygens-treatise-2329	313	3	may	may	MD
huygens-treatise-2329	313	4	even	even	RB
huygens-treatise-2329	313	5	show	show	VB
huygens-treatise-2329	313	6	that	that	IN
huygens-treatise-2329	313	7	these	these	DT
huygens-treatise-2329	313	8	interstices	interstice	NNS
huygens-treatise-2329	313	9	occupy	occupy	VBP
huygens-treatise-2329	313	10	much	much	RB
huygens-treatise-2329	313	11	more	more	JJR
huygens-treatise-2329	313	12	space	space	NN
huygens-treatise-2329	313	13	than	than	IN
huygens-treatise-2329	313	14	the	the	DT
huygens-treatise-2329	313	15	coherent	coherent	JJ
huygens-treatise-2329	313	16	particles	particle	NNS
huygens-treatise-2329	313	17	which	which	WDT
huygens-treatise-2329	313	18	constitute	constitute	VBP
huygens-treatise-2329	313	19	the	the	DT
huygens-treatise-2329	313	20	bodies	body	NNS
huygens-treatise-2329	313	21	.	.	.
huygens-treatise-2329	314	1	For	for	IN
huygens-treatise-2329	314	2	if	if	IN
huygens-treatise-2329	314	3	what	what	WP
huygens-treatise-2329	314	4	we	-PRON-	PRP
huygens-treatise-2329	314	5	have	have	VBP
huygens-treatise-2329	314	6	just	just	RB
huygens-treatise-2329	314	7	said	say	VBN
huygens-treatise-2329	314	8	is	be	VBZ
huygens-treatise-2329	314	9	true	true	JJ
huygens-treatise-2329	314	10	:	:	:
huygens-treatise-2329	314	11	that	that	IN
huygens-treatise-2329	314	12	force	force	NN
huygens-treatise-2329	314	13	is	be	VBZ
huygens-treatise-2329	314	14	required	require	VBN
huygens-treatise-2329	314	15	to	to	TO
huygens-treatise-2329	314	16	impress	impress	VB
huygens-treatise-2329	314	17	a	a	DT
huygens-treatise-2329	314	18	certain	certain	JJ
huygens-treatise-2329	314	19	horizontal	horizontal	JJ
huygens-treatise-2329	314	20	velocity	velocity	NN
huygens-treatise-2329	314	21	on	on	IN
huygens-treatise-2329	314	22	bodies	body	NNS
huygens-treatise-2329	314	23	in	in	IN
huygens-treatise-2329	314	24	proportion	proportion	NN
huygens-treatise-2329	314	25	as	as	IN
huygens-treatise-2329	314	26	they	-PRON-	PRP
huygens-treatise-2329	314	27	contain	contain	VBP
huygens-treatise-2329	314	28	coherent	coherent	JJ
huygens-treatise-2329	314	29	matter	matter	NN
huygens-treatise-2329	314	30	;	;	:
huygens-treatise-2329	314	31	and	and	CC
huygens-treatise-2329	314	32	if	if	IN
huygens-treatise-2329	314	33	the	the	DT
huygens-treatise-2329	314	34	proportion	proportion	NN
huygens-treatise-2329	314	35	of	of	IN
huygens-treatise-2329	314	36	this	this	DT
huygens-treatise-2329	314	37	force	force	NN
huygens-treatise-2329	314	38	follows	follow	VBZ
huygens-treatise-2329	314	39	the	the	DT
huygens-treatise-2329	314	40	law	law	NN
huygens-treatise-2329	314	41	of	of	IN
huygens-treatise-2329	314	42	weights	weight	NNS
huygens-treatise-2329	314	43	,	,	,
huygens-treatise-2329	314	44	as	as	IN
huygens-treatise-2329	314	45	is	be	VBZ
huygens-treatise-2329	314	46	confirmed	confirm	VBN
huygens-treatise-2329	314	47	by	by	IN
huygens-treatise-2329	314	48	experiment	experiment	NN
huygens-treatise-2329	314	49	,	,	,
huygens-treatise-2329	314	50	then	then	RB
huygens-treatise-2329	314	51	the	the	DT
huygens-treatise-2329	314	52	quantity	quantity	NN
huygens-treatise-2329	314	53	of	of	IN
huygens-treatise-2329	314	54	the	the	DT
huygens-treatise-2329	314	55	constituent	constituent	NN
huygens-treatise-2329	314	56	matter	matter	NN
huygens-treatise-2329	314	57	of	of	IN
huygens-treatise-2329	314	58	bodies	body	NNS
huygens-treatise-2329	314	59	also	also	RB
huygens-treatise-2329	314	60	follows	follow	VBZ
huygens-treatise-2329	314	61	the	the	DT
huygens-treatise-2329	314	62	proportion	proportion	NN
huygens-treatise-2329	314	63	of	of	IN
huygens-treatise-2329	314	64	their	-PRON-	PRP$
huygens-treatise-2329	314	65	weights	weight	NNS
huygens-treatise-2329	314	66	.	.	.
huygens-treatise-2329	315	1	Now	now	RB
huygens-treatise-2329	315	2	we	-PRON-	PRP
huygens-treatise-2329	315	3	see	see	VBP
huygens-treatise-2329	315	4	that	that	DT
huygens-treatise-2329	315	5	water	water	NN
huygens-treatise-2329	315	6	weighs	weigh	VBZ
huygens-treatise-2329	315	7	only	only	RB
huygens-treatise-2329	315	8	one	one	CD
huygens-treatise-2329	315	9	fourteenth	fourteenth	JJ
huygens-treatise-2329	315	10	part	part	NN
huygens-treatise-2329	315	11	as	as	RB
huygens-treatise-2329	315	12	much	much	RB
huygens-treatise-2329	315	13	as	as	IN
huygens-treatise-2329	315	14	an	an	DT
huygens-treatise-2329	315	15	equal	equal	JJ
huygens-treatise-2329	315	16	portion	portion	NN
huygens-treatise-2329	315	17	of	of	IN
huygens-treatise-2329	315	18	quicksilver	quicksilver	NNP
huygens-treatise-2329	315	19	:	:	:
huygens-treatise-2329	315	20	therefore	therefore	RB
huygens-treatise-2329	315	21	the	the	DT
huygens-treatise-2329	315	22	matter	matter	NN
huygens-treatise-2329	315	23	of	of	IN
huygens-treatise-2329	315	24	the	the	DT
huygens-treatise-2329	315	25	water	water	NN
huygens-treatise-2329	315	26	does	do	VBZ
huygens-treatise-2329	315	27	not	not	RB
huygens-treatise-2329	315	28	occupy	occupy	VB
huygens-treatise-2329	315	29	the	the	DT
huygens-treatise-2329	315	30	fourteenth	fourteenth	JJ
huygens-treatise-2329	315	31	part	part	NN
huygens-treatise-2329	315	32	of	of	IN
huygens-treatise-2329	315	33	the	the	DT
huygens-treatise-2329	315	34	space	space	NN
huygens-treatise-2329	315	35	which	which	WDT
huygens-treatise-2329	315	36	its	-PRON-	PRP$
huygens-treatise-2329	315	37	mass	mass	NN
huygens-treatise-2329	315	38	obtains	obtain	NNS
huygens-treatise-2329	315	39	.	.	.
huygens-treatise-2329	316	1	It	-PRON-	PRP
huygens-treatise-2329	316	2	must	must	MD
huygens-treatise-2329	316	3	even	even	RB
huygens-treatise-2329	316	4	occupy	occupy	VB
huygens-treatise-2329	316	5	much	much	RB
huygens-treatise-2329	316	6	less	less	JJR
huygens-treatise-2329	316	7	of	of	IN
huygens-treatise-2329	316	8	it	-PRON-	PRP
huygens-treatise-2329	316	9	,	,	,
huygens-treatise-2329	316	10	since	since	IN
huygens-treatise-2329	316	11	quicksilver	quicksilver	NNP
huygens-treatise-2329	316	12	is	be	VBZ
huygens-treatise-2329	316	13	less	less	RBR
huygens-treatise-2329	316	14	heavy	heavy	JJ
huygens-treatise-2329	316	15	than	than	IN
huygens-treatise-2329	316	16	gold	gold	NN
huygens-treatise-2329	316	17	,	,	,
huygens-treatise-2329	316	18	and	and	CC
huygens-treatise-2329	316	19	the	the	DT
huygens-treatise-2329	316	20	matter	matter	NN
huygens-treatise-2329	316	21	of	of	IN
huygens-treatise-2329	316	22	gold	gold	NN
huygens-treatise-2329	316	23	is	be	VBZ
huygens-treatise-2329	316	24	by	by	IN
huygens-treatise-2329	316	25	no	no	DT
huygens-treatise-2329	316	26	means	mean	NNS
huygens-treatise-2329	316	27	dense	dense	JJ
huygens-treatise-2329	316	28	,	,	,
huygens-treatise-2329	316	29	as	as	IN
huygens-treatise-2329	316	30	follows	follow	VBZ
huygens-treatise-2329	316	31	from	from	IN
huygens-treatise-2329	316	32	the	the	DT
huygens-treatise-2329	316	33	fact	fact	NN
huygens-treatise-2329	316	34	that	that	IN
huygens-treatise-2329	316	35	the	the	DT
huygens-treatise-2329	316	36	matter	matter	NN
huygens-treatise-2329	316	37	of	of	IN
huygens-treatise-2329	316	38	the	the	DT
huygens-treatise-2329	316	39	vortices	vortex	NNS
huygens-treatise-2329	316	40	of	of	IN
huygens-treatise-2329	316	41	the	the	DT
huygens-treatise-2329	316	42	magnet	magnet	NN
huygens-treatise-2329	316	43	and	and	CC
huygens-treatise-2329	316	44	of	of	IN
huygens-treatise-2329	316	45	that	that	DT
huygens-treatise-2329	316	46	which	which	WDT
huygens-treatise-2329	316	47	is	be	VBZ
huygens-treatise-2329	316	48	the	the	DT
huygens-treatise-2329	316	49	cause	cause	NN
huygens-treatise-2329	316	50	of	of	IN
huygens-treatise-2329	316	51	gravity	gravity	NN
huygens-treatise-2329	316	52	pass	pass	VB
huygens-treatise-2329	316	53	very	very	RB
huygens-treatise-2329	316	54	freely	freely	RB
huygens-treatise-2329	316	55	through	through	IN
huygens-treatise-2329	316	56	it	-PRON-	PRP
huygens-treatise-2329	316	57	.	.	.
huygens-treatise-2329	317	1	But	but	CC
huygens-treatise-2329	317	2	it	-PRON-	PRP
huygens-treatise-2329	317	3	may	may	MD
huygens-treatise-2329	317	4	be	be	VB
huygens-treatise-2329	317	5	objected	object	VBN
huygens-treatise-2329	317	6	here	here	RB
huygens-treatise-2329	317	7	that	that	IN
huygens-treatise-2329	317	8	if	if	IN
huygens-treatise-2329	317	9	water	water	NN
huygens-treatise-2329	317	10	is	be	VBZ
huygens-treatise-2329	317	11	a	a	DT
huygens-treatise-2329	317	12	body	body	NN
huygens-treatise-2329	317	13	of	of	IN
huygens-treatise-2329	317	14	so	so	RB
huygens-treatise-2329	317	15	great	great	JJ
huygens-treatise-2329	317	16	rarity	rarity	NN
huygens-treatise-2329	317	17	,	,	,
huygens-treatise-2329	317	18	and	and	CC
huygens-treatise-2329	317	19	if	if	IN
huygens-treatise-2329	317	20	its	-PRON-	PRP$
huygens-treatise-2329	317	21	particles	particle	NNS
huygens-treatise-2329	317	22	occupy	occupy	VBP
huygens-treatise-2329	317	23	so	so	RB
huygens-treatise-2329	317	24	small	small	JJ
huygens-treatise-2329	317	25	a	a	DT
huygens-treatise-2329	317	26	portion	portion	NN
huygens-treatise-2329	317	27	of	of	IN
huygens-treatise-2329	317	28	the	the	DT
huygens-treatise-2329	317	29	space	space	NN
huygens-treatise-2329	317	30	of	of	IN
huygens-treatise-2329	317	31	its	-PRON-	PRP$
huygens-treatise-2329	317	32	apparent	apparent	JJ
huygens-treatise-2329	317	33	bulk	bulk	NN
huygens-treatise-2329	317	34	,	,	,
huygens-treatise-2329	317	35	it	-PRON-	PRP
huygens-treatise-2329	317	36	is	be	VBZ
huygens-treatise-2329	317	37	very	very	RB
huygens-treatise-2329	317	38	strange	strange	JJ
huygens-treatise-2329	317	39	how	how	WRB
huygens-treatise-2329	317	40	it	-PRON-	PRP
huygens-treatise-2329	317	41	yet	yet	CC
huygens-treatise-2329	317	42	resists	resist	VBZ
huygens-treatise-2329	317	43	Compression	Compression	NNP
huygens-treatise-2329	317	44	so	so	RB
huygens-treatise-2329	317	45	strongly	strongly	RB
huygens-treatise-2329	317	46	without	without	IN
huygens-treatise-2329	317	47	permitting	permit	VBG
huygens-treatise-2329	317	48	itself	-PRON-	PRP
huygens-treatise-2329	317	49	to	to	TO
huygens-treatise-2329	317	50	be	be	VB
huygens-treatise-2329	317	51	condensed	condense	VBN
huygens-treatise-2329	317	52	by	by	IN
huygens-treatise-2329	317	53	any	any	DT
huygens-treatise-2329	317	54	force	force	NN
huygens-treatise-2329	317	55	which	which	WDT
huygens-treatise-2329	317	56	one	one	PRP
huygens-treatise-2329	317	57	has	have	VBZ
huygens-treatise-2329	317	58	hitherto	hitherto	VBN
huygens-treatise-2329	317	59	essayed	essay	VBN
huygens-treatise-2329	317	60	to	to	TO
huygens-treatise-2329	317	61	employ	employ	VB
huygens-treatise-2329	317	62	,	,	,
huygens-treatise-2329	317	63	preserving	preserve	VBG
huygens-treatise-2329	317	64	even	even	RB
huygens-treatise-2329	317	65	its	-PRON-	PRP$
huygens-treatise-2329	317	66	entire	entire	JJ
huygens-treatise-2329	317	67	liquidity	liquidity	NN
huygens-treatise-2329	317	68	while	while	IN
huygens-treatise-2329	317	69	subjected	subject	VBN
huygens-treatise-2329	317	70	to	to	IN
huygens-treatise-2329	317	71	this	this	DT
huygens-treatise-2329	317	72	pressure	pressure	NN
huygens-treatise-2329	317	73	.	.	.
huygens-treatise-2329	318	1	This	this	DT
huygens-treatise-2329	318	2	is	be	VBZ
huygens-treatise-2329	318	3	no	no	DT
huygens-treatise-2329	318	4	small	small	JJ
huygens-treatise-2329	318	5	difficulty	difficulty	NN
huygens-treatise-2329	318	6	.	.	.
huygens-treatise-2329	319	1	It	-PRON-	PRP
huygens-treatise-2329	319	2	may	may	MD
huygens-treatise-2329	319	3	,	,	,
huygens-treatise-2329	319	4	however	however	RB
huygens-treatise-2329	319	5	,	,	,
huygens-treatise-2329	319	6	be	be	VB
huygens-treatise-2329	319	7	resolved	resolve	VBN
huygens-treatise-2329	319	8	by	by	IN
huygens-treatise-2329	319	9	saying	say	VBG
huygens-treatise-2329	319	10	that	that	IN
huygens-treatise-2329	319	11	the	the	DT
huygens-treatise-2329	319	12	very	very	RB
huygens-treatise-2329	319	13	violent	violent	JJ
huygens-treatise-2329	319	14	and	and	CC
huygens-treatise-2329	319	15	rapid	rapid	JJ
huygens-treatise-2329	319	16	motion	motion	NN
huygens-treatise-2329	319	17	of	of	IN
huygens-treatise-2329	319	18	the	the	DT
huygens-treatise-2329	319	19	subtle	subtle	JJ
huygens-treatise-2329	319	20	matter	matter	NN
huygens-treatise-2329	319	21	which	which	WDT
huygens-treatise-2329	319	22	renders	render	VBZ
huygens-treatise-2329	319	23	water	water	NN
huygens-treatise-2329	319	24	liquid	liquid	NN
huygens-treatise-2329	319	25	,	,	,
huygens-treatise-2329	319	26	by	by	IN
huygens-treatise-2329	319	27	agitating	agitate	VBG
huygens-treatise-2329	319	28	the	the	DT
huygens-treatise-2329	319	29	particles	particle	NNS
huygens-treatise-2329	319	30	of	of	IN
huygens-treatise-2329	319	31	which	which	WDT
huygens-treatise-2329	319	32	it	-PRON-	PRP
huygens-treatise-2329	319	33	is	be	VBZ
huygens-treatise-2329	319	34	composed	compose	VBN
huygens-treatise-2329	319	35	,	,	,
huygens-treatise-2329	319	36	maintains	maintain	VBZ
huygens-treatise-2329	319	37	this	this	DT
huygens-treatise-2329	319	38	liquidity	liquidity	NN
huygens-treatise-2329	319	39	in	in	IN
huygens-treatise-2329	319	40	spite	spite	NN
huygens-treatise-2329	319	41	of	of	IN
huygens-treatise-2329	319	42	the	the	DT
huygens-treatise-2329	319	43	pressure	pressure	NN
huygens-treatise-2329	319	44	which	which	WDT
huygens-treatise-2329	319	45	hitherto	hitherto	VBD
huygens-treatise-2329	319	46	any	any	DT
huygens-treatise-2329	319	47	one	one	NN
huygens-treatise-2329	319	48	has	have	VBZ
huygens-treatise-2329	319	49	been	be	VBN
huygens-treatise-2329	319	50	minded	mind	VBN
huygens-treatise-2329	319	51	to	to	TO
huygens-treatise-2329	319	52	apply	apply	VB
huygens-treatise-2329	319	53	to	to	IN
huygens-treatise-2329	319	54	it	-PRON-	PRP
huygens-treatise-2329	319	55	.	.	.
huygens-treatise-2329	320	1	The	the	DT
huygens-treatise-2329	320	2	rarity	rarity	NN
huygens-treatise-2329	320	3	of	of	IN
huygens-treatise-2329	320	4	transparent	transparent	JJ
huygens-treatise-2329	320	5	bodies	body	NNS
huygens-treatise-2329	320	6	being	be	VBG
huygens-treatise-2329	320	7	then	then	RB
huygens-treatise-2329	320	8	such	such	JJ
huygens-treatise-2329	320	9	as	as	IN
huygens-treatise-2329	320	10	we	-PRON-	PRP
huygens-treatise-2329	320	11	have	have	VBP
huygens-treatise-2329	320	12	said	say	VBD
huygens-treatise-2329	320	13	,	,	,
huygens-treatise-2329	320	14	one	one	CD
huygens-treatise-2329	320	15	easily	easily	RB
huygens-treatise-2329	320	16	conceives	conceive	VBZ
huygens-treatise-2329	320	17	that	that	IN
huygens-treatise-2329	320	18	the	the	DT
huygens-treatise-2329	320	19	waves	wave	NNS
huygens-treatise-2329	320	20	might	may	MD
huygens-treatise-2329	320	21	be	be	VB
huygens-treatise-2329	320	22	carried	carry	VBN
huygens-treatise-2329	320	23	on	on	RP
huygens-treatise-2329	320	24	in	in	IN
huygens-treatise-2329	320	25	the	the	DT
huygens-treatise-2329	320	26	ethereal	ethereal	JJ
huygens-treatise-2329	320	27	matter	matter	NN
huygens-treatise-2329	320	28	which	which	WDT
huygens-treatise-2329	320	29	fills	fill	VBZ
huygens-treatise-2329	320	30	the	the	DT
huygens-treatise-2329	320	31	interstices	interstice	NNS
huygens-treatise-2329	320	32	of	of	IN
huygens-treatise-2329	320	33	the	the	DT
huygens-treatise-2329	320	34	particles	particle	NNS
huygens-treatise-2329	320	35	.	.	.
huygens-treatise-2329	321	1	And	and	CC
huygens-treatise-2329	321	2	,	,	,
huygens-treatise-2329	321	3	moreover	moreover	RB
huygens-treatise-2329	321	4	,	,	,
huygens-treatise-2329	321	5	one	one	PRP
huygens-treatise-2329	321	6	may	may	MD
huygens-treatise-2329	321	7	believe	believe	VB
huygens-treatise-2329	321	8	that	that	IN
huygens-treatise-2329	321	9	the	the	DT
huygens-treatise-2329	321	10	progression	progression	NN
huygens-treatise-2329	321	11	of	of	IN
huygens-treatise-2329	321	12	these	these	DT
huygens-treatise-2329	321	13	waves	wave	NNS
huygens-treatise-2329	321	14	ought	ought	MD
huygens-treatise-2329	321	15	to	to	TO
huygens-treatise-2329	321	16	be	be	VB
huygens-treatise-2329	321	17	a	a	DT
huygens-treatise-2329	321	18	little	little	JJ
huygens-treatise-2329	321	19	slower	slow	JJR
huygens-treatise-2329	321	20	in	in	IN
huygens-treatise-2329	321	21	the	the	DT
huygens-treatise-2329	321	22	interior	interior	NN
huygens-treatise-2329	321	23	of	of	IN
huygens-treatise-2329	321	24	bodies	body	NNS
huygens-treatise-2329	321	25	,	,	,
huygens-treatise-2329	321	26	by	by	IN
huygens-treatise-2329	321	27	reason	reason	NN
huygens-treatise-2329	321	28	of	of	IN
huygens-treatise-2329	321	29	the	the	DT
huygens-treatise-2329	321	30	small	small	JJ
huygens-treatise-2329	321	31	detours	detour	NNS
huygens-treatise-2329	321	32	which	which	WDT
huygens-treatise-2329	321	33	the	the	DT
huygens-treatise-2329	321	34	same	same	JJ
huygens-treatise-2329	321	35	particles	particle	NNS
huygens-treatise-2329	321	36	cause	cause	VBP
huygens-treatise-2329	321	37	.	.	.
huygens-treatise-2329	322	1	In	in	IN
huygens-treatise-2329	322	2	which	which	WDT
huygens-treatise-2329	322	3	different	different	JJ
huygens-treatise-2329	322	4	velocity	velocity	NN
huygens-treatise-2329	322	5	of	of	IN
huygens-treatise-2329	322	6	light	light	NN
huygens-treatise-2329	322	7	I	-PRON-	PRP
huygens-treatise-2329	322	8	shall	shall	MD
huygens-treatise-2329	322	9	show	show	VB
huygens-treatise-2329	322	10	the	the	DT
huygens-treatise-2329	322	11	cause	cause	NN
huygens-treatise-2329	322	12	of	of	IN
huygens-treatise-2329	322	13	refraction	refraction	NN
huygens-treatise-2329	322	14	to	to	TO
huygens-treatise-2329	322	15	consist	consist	VB
huygens-treatise-2329	322	16	.	.	.
huygens-treatise-2329	323	1	Before	before	IN
huygens-treatise-2329	323	2	doing	do	VBG
huygens-treatise-2329	323	3	so	so	RB
huygens-treatise-2329	323	4	,	,	,
huygens-treatise-2329	323	5	I	-PRON-	PRP
huygens-treatise-2329	323	6	will	will	MD
huygens-treatise-2329	323	7	indicate	indicate	VB
huygens-treatise-2329	323	8	the	the	DT
huygens-treatise-2329	323	9	third	third	JJ
huygens-treatise-2329	323	10	and	and	CC
huygens-treatise-2329	323	11	last	last	JJ
huygens-treatise-2329	323	12	mode	mode	NN
huygens-treatise-2329	323	13	in	in	IN
huygens-treatise-2329	323	14	which	which	WDT
huygens-treatise-2329	323	15	transparency	transparency	NN
huygens-treatise-2329	323	16	may	may	MD
huygens-treatise-2329	323	17	be	be	VB
huygens-treatise-2329	323	18	conceived	conceive	VBN
huygens-treatise-2329	323	19	;	;	:
huygens-treatise-2329	323	20	which	which	WDT
huygens-treatise-2329	323	21	is	be	VBZ
huygens-treatise-2329	323	22	by	by	IN
huygens-treatise-2329	323	23	supposing	suppose	VBG
huygens-treatise-2329	323	24	that	that	IN
huygens-treatise-2329	323	25	the	the	DT
huygens-treatise-2329	323	26	movement	movement	NN
huygens-treatise-2329	323	27	of	of	IN
huygens-treatise-2329	323	28	the	the	DT
huygens-treatise-2329	323	29	waves	wave	NNS
huygens-treatise-2329	323	30	of	of	IN
huygens-treatise-2329	323	31	light	light	NN
huygens-treatise-2329	323	32	is	be	VBZ
huygens-treatise-2329	323	33	transmitted	transmit	VBN
huygens-treatise-2329	323	34	indifferently	indifferently	RB
huygens-treatise-2329	323	35	both	both	CC
huygens-treatise-2329	323	36	in	in	IN
huygens-treatise-2329	323	37	the	the	DT
huygens-treatise-2329	323	38	particles	particle	NNS
huygens-treatise-2329	323	39	of	of	IN
huygens-treatise-2329	323	40	the	the	DT
huygens-treatise-2329	323	41	ethereal	ethereal	JJ
huygens-treatise-2329	323	42	matter	matter	NN
huygens-treatise-2329	323	43	which	which	WDT
huygens-treatise-2329	323	44	occupy	occupy	VBP
huygens-treatise-2329	323	45	the	the	DT
huygens-treatise-2329	323	46	interstices	interstice	NNS
huygens-treatise-2329	323	47	of	of	IN
huygens-treatise-2329	323	48	bodies	body	NNS
huygens-treatise-2329	323	49	,	,	,
huygens-treatise-2329	323	50	and	and	CC
huygens-treatise-2329	323	51	in	in	IN
huygens-treatise-2329	323	52	the	the	DT
huygens-treatise-2329	323	53	particles	particle	NNS
huygens-treatise-2329	323	54	which	which	WDT
huygens-treatise-2329	323	55	compose	compose	VBD
huygens-treatise-2329	323	56	them	-PRON-	PRP
huygens-treatise-2329	323	57	,	,	,
huygens-treatise-2329	323	58	so	so	IN
huygens-treatise-2329	323	59	that	that	IN
huygens-treatise-2329	323	60	the	the	DT
huygens-treatise-2329	323	61	movement	movement	NN
huygens-treatise-2329	323	62	passes	pass	VBZ
huygens-treatise-2329	323	63	from	from	IN
huygens-treatise-2329	323	64	one	one	CD
huygens-treatise-2329	323	65	to	to	IN
huygens-treatise-2329	323	66	the	the	DT
huygens-treatise-2329	323	67	other	other	JJ
huygens-treatise-2329	323	68	.	.	.
huygens-treatise-2329	324	1	And	and	CC
huygens-treatise-2329	324	2	it	-PRON-	PRP
huygens-treatise-2329	324	3	will	will	MD
huygens-treatise-2329	324	4	be	be	VB
huygens-treatise-2329	324	5	seen	see	VBN
huygens-treatise-2329	324	6	hereafter	hereafter	IN
huygens-treatise-2329	324	7	that	that	IN
huygens-treatise-2329	324	8	this	this	DT
huygens-treatise-2329	324	9	hypothesis	hypothesis	NN
huygens-treatise-2329	324	10	serves	serve	VBZ
huygens-treatise-2329	324	11	excellently	excellently	RB
huygens-treatise-2329	324	12	to	to	TO
huygens-treatise-2329	324	13	explain	explain	VB
huygens-treatise-2329	324	14	the	the	DT
huygens-treatise-2329	324	15	double	double	JJ
huygens-treatise-2329	324	16	refraction	refraction	NN
huygens-treatise-2329	324	17	of	of	IN
huygens-treatise-2329	324	18	certain	certain	JJ
huygens-treatise-2329	324	19	transparent	transparent	JJ
huygens-treatise-2329	324	20	bodies	body	NNS
huygens-treatise-2329	324	21	.	.	.
huygens-treatise-2329	325	1	Should	Should	MD
huygens-treatise-2329	325	2	it	-PRON-	PRP
huygens-treatise-2329	325	3	be	be	VB
huygens-treatise-2329	325	4	objected	object	VBN
huygens-treatise-2329	325	5	that	that	IN
huygens-treatise-2329	325	6	if	if	IN
huygens-treatise-2329	325	7	the	the	DT
huygens-treatise-2329	325	8	particles	particle	NNS
huygens-treatise-2329	325	9	of	of	IN
huygens-treatise-2329	325	10	the	the	DT
huygens-treatise-2329	325	11	ether	ether	NN
huygens-treatise-2329	325	12	are	be	VBP
huygens-treatise-2329	325	13	smaller	small	JJR
huygens-treatise-2329	325	14	than	than	IN
huygens-treatise-2329	325	15	those	those	DT
huygens-treatise-2329	325	16	of	of	IN
huygens-treatise-2329	325	17	transparent	transparent	JJ
huygens-treatise-2329	325	18	bodies	body	NNS
huygens-treatise-2329	325	19	(	(	-LRB-
huygens-treatise-2329	325	20	since	since	IN
huygens-treatise-2329	325	21	they	-PRON-	PRP
huygens-treatise-2329	325	22	pass	pass	VBP
huygens-treatise-2329	325	23	through	through	IN
huygens-treatise-2329	325	24	their	-PRON-	PRP$
huygens-treatise-2329	325	25	intervals	interval	NNS
huygens-treatise-2329	325	26	)	)	-RRB-
huygens-treatise-2329	325	27	,	,	,
huygens-treatise-2329	325	28	it	-PRON-	PRP
huygens-treatise-2329	325	29	would	would	MD
huygens-treatise-2329	325	30	follow	follow	VB
huygens-treatise-2329	325	31	that	that	IN
huygens-treatise-2329	325	32	they	-PRON-	PRP
huygens-treatise-2329	325	33	can	can	MD
huygens-treatise-2329	325	34	communicate	communicate	VB
huygens-treatise-2329	325	35	to	to	IN
huygens-treatise-2329	325	36	them	-PRON-	PRP
huygens-treatise-2329	325	37	but	but	CC
huygens-treatise-2329	325	38	little	little	JJ
huygens-treatise-2329	325	39	of	of	IN
huygens-treatise-2329	325	40	their	-PRON-	PRP$
huygens-treatise-2329	325	41	movement	movement	NN
huygens-treatise-2329	325	42	,	,	,
huygens-treatise-2329	325	43	it	-PRON-	PRP
huygens-treatise-2329	325	44	may	may	MD
huygens-treatise-2329	325	45	be	be	VB
huygens-treatise-2329	325	46	replied	reply	VBN
huygens-treatise-2329	325	47	that	that	IN
huygens-treatise-2329	325	48	the	the	DT
huygens-treatise-2329	325	49	particles	particle	NNS
huygens-treatise-2329	325	50	of	of	IN
huygens-treatise-2329	325	51	these	these	DT
huygens-treatise-2329	325	52	bodies	body	NNS
huygens-treatise-2329	325	53	are	be	VBP
huygens-treatise-2329	325	54	in	in	IN
huygens-treatise-2329	325	55	turn	turn	NN
huygens-treatise-2329	325	56	composed	compose	VBN
huygens-treatise-2329	325	57	of	of	IN
huygens-treatise-2329	325	58	still	still	RB
huygens-treatise-2329	325	59	smaller	small	JJR
huygens-treatise-2329	325	60	particles	particle	NNS
huygens-treatise-2329	325	61	,	,	,
huygens-treatise-2329	325	62	and	and	CC
huygens-treatise-2329	325	63	so	so	RB
huygens-treatise-2329	325	64	it	-PRON-	PRP
huygens-treatise-2329	325	65	will	will	MD
huygens-treatise-2329	325	66	be	be	VB
huygens-treatise-2329	325	67	these	these	DT
huygens-treatise-2329	325	68	secondary	secondary	JJ
huygens-treatise-2329	325	69	particles	particle	NNS
huygens-treatise-2329	325	70	which	which	WDT
huygens-treatise-2329	325	71	will	will	MD
huygens-treatise-2329	325	72	receive	receive	VB
huygens-treatise-2329	325	73	the	the	DT
huygens-treatise-2329	325	74	movement	movement	NN
huygens-treatise-2329	325	75	from	from	IN
huygens-treatise-2329	325	76	those	those	DT
huygens-treatise-2329	325	77	of	of	IN
huygens-treatise-2329	325	78	the	the	DT
huygens-treatise-2329	325	79	ether	ether	NN
huygens-treatise-2329	325	80	.	.	.
huygens-treatise-2329	326	1	Furthermore	furthermore	RB
huygens-treatise-2329	326	2	,	,	,
huygens-treatise-2329	326	3	if	if	IN
huygens-treatise-2329	326	4	the	the	DT
huygens-treatise-2329	326	5	particles	particle	NNS
huygens-treatise-2329	326	6	of	of	IN
huygens-treatise-2329	326	7	transparent	transparent	JJ
huygens-treatise-2329	326	8	bodies	body	NNS
huygens-treatise-2329	326	9	have	have	VBP
huygens-treatise-2329	326	10	a	a	DT
huygens-treatise-2329	326	11	recoil	recoil	NN
huygens-treatise-2329	326	12	a	a	DT
huygens-treatise-2329	326	13	little	little	JJ
huygens-treatise-2329	326	14	less	less	RBR
huygens-treatise-2329	326	15	prompt	prompt	JJ
huygens-treatise-2329	326	16	than	than	IN
huygens-treatise-2329	326	17	that	that	DT
huygens-treatise-2329	326	18	of	of	IN
huygens-treatise-2329	326	19	the	the	DT
huygens-treatise-2329	326	20	ethereal	ethereal	JJ
huygens-treatise-2329	326	21	particles	particle	NNS
huygens-treatise-2329	326	22	,	,	,
huygens-treatise-2329	326	23	which	which	WDT
huygens-treatise-2329	326	24	nothing	nothing	NN
huygens-treatise-2329	326	25	hinders	hinder	VBZ
huygens-treatise-2329	326	26	us	-PRON-	PRP
huygens-treatise-2329	326	27	from	from	IN
huygens-treatise-2329	326	28	supposing	suppose	VBG
huygens-treatise-2329	326	29	,	,	,
huygens-treatise-2329	326	30	it	-PRON-	PRP
huygens-treatise-2329	326	31	will	will	MD
huygens-treatise-2329	326	32	again	again	RB
huygens-treatise-2329	326	33	follow	follow	VB
huygens-treatise-2329	326	34	that	that	IN
huygens-treatise-2329	326	35	the	the	DT
huygens-treatise-2329	326	36	progression	progression	NN
huygens-treatise-2329	326	37	of	of	IN
huygens-treatise-2329	326	38	the	the	DT
huygens-treatise-2329	326	39	waves	wave	NNS
huygens-treatise-2329	326	40	of	of	IN
huygens-treatise-2329	326	41	light	light	NN
huygens-treatise-2329	326	42	will	will	MD
huygens-treatise-2329	326	43	be	be	VB
huygens-treatise-2329	326	44	slower	slow	JJR
huygens-treatise-2329	326	45	in	in	IN
huygens-treatise-2329	326	46	the	the	DT
huygens-treatise-2329	326	47	interior	interior	NN
huygens-treatise-2329	326	48	of	of	IN
huygens-treatise-2329	326	49	such	such	JJ
huygens-treatise-2329	326	50	bodies	body	NNS
huygens-treatise-2329	326	51	than	than	IN
huygens-treatise-2329	326	52	it	-PRON-	PRP
huygens-treatise-2329	326	53	is	be	VBZ
huygens-treatise-2329	326	54	outside	outside	RB
huygens-treatise-2329	326	55	in	in	IN
huygens-treatise-2329	326	56	the	the	DT
huygens-treatise-2329	326	57	ethereal	ethereal	JJ
huygens-treatise-2329	326	58	matter	matter	NN
huygens-treatise-2329	326	59	.	.	.
huygens-treatise-2329	327	1	All	all	DT
huygens-treatise-2329	327	2	this	this	DT
huygens-treatise-2329	327	3	I	-PRON-	PRP
huygens-treatise-2329	327	4	have	have	VBP
huygens-treatise-2329	327	5	found	find	VBN
huygens-treatise-2329	327	6	as	as	IN
huygens-treatise-2329	327	7	most	most	RBS
huygens-treatise-2329	327	8	probable	probable	JJ
huygens-treatise-2329	327	9	for	for	IN
huygens-treatise-2329	327	10	the	the	DT
huygens-treatise-2329	327	11	mode	mode	NN
huygens-treatise-2329	327	12	in	in	IN
huygens-treatise-2329	327	13	which	which	WDT
huygens-treatise-2329	327	14	the	the	DT
huygens-treatise-2329	327	15	waves	wave	NNS
huygens-treatise-2329	327	16	of	of	IN
huygens-treatise-2329	327	17	light	light	JJ
huygens-treatise-2329	327	18	pass	pass	NN
huygens-treatise-2329	327	19	across	across	IN
huygens-treatise-2329	327	20	transparent	transparent	JJ
huygens-treatise-2329	327	21	bodies	body	NNS
huygens-treatise-2329	327	22	.	.	.
huygens-treatise-2329	328	1	To	to	TO
huygens-treatise-2329	328	2	which	which	WDT
huygens-treatise-2329	328	3	it	-PRON-	PRP
huygens-treatise-2329	328	4	must	must	MD
huygens-treatise-2329	328	5	further	further	RB
huygens-treatise-2329	328	6	be	be	VB
huygens-treatise-2329	328	7	added	add	VBN
huygens-treatise-2329	328	8	in	in	IN
huygens-treatise-2329	328	9	what	what	WDT
huygens-treatise-2329	328	10	respect	respect	NN
huygens-treatise-2329	328	11	these	these	DT
huygens-treatise-2329	328	12	bodies	body	NNS
huygens-treatise-2329	328	13	differ	differ	VBP
huygens-treatise-2329	328	14	from	from	IN
huygens-treatise-2329	328	15	those	those	DT
huygens-treatise-2329	328	16	which	which	WDT
huygens-treatise-2329	328	17	are	be	VBP
huygens-treatise-2329	328	18	opaque	opaque	JJ
huygens-treatise-2329	328	19	;	;	:
huygens-treatise-2329	328	20	and	and	CC
huygens-treatise-2329	328	21	the	the	DT
huygens-treatise-2329	328	22	more	more	RBR
huygens-treatise-2329	328	23	so	so	RB
huygens-treatise-2329	328	24	since	since	IN
huygens-treatise-2329	328	25	it	-PRON-	PRP
huygens-treatise-2329	328	26	might	may	MD
huygens-treatise-2329	328	27	seem	seem	VB
huygens-treatise-2329	328	28	because	because	IN
huygens-treatise-2329	328	29	of	of	IN
huygens-treatise-2329	328	30	the	the	DT
huygens-treatise-2329	328	31	easy	easy	JJ
huygens-treatise-2329	328	32	penetration	penetration	NN
huygens-treatise-2329	328	33	of	of	IN
huygens-treatise-2329	328	34	bodies	body	NNS
huygens-treatise-2329	328	35	by	by	IN
huygens-treatise-2329	328	36	the	the	DT
huygens-treatise-2329	328	37	ethereal	ethereal	JJ
huygens-treatise-2329	328	38	matter	matter	NN
huygens-treatise-2329	328	39	,	,	,
huygens-treatise-2329	328	40	of	of	IN
huygens-treatise-2329	328	41	which	which	WDT
huygens-treatise-2329	328	42	mention	mention	NN
huygens-treatise-2329	328	43	has	have	VBZ
huygens-treatise-2329	328	44	been	be	VBN
huygens-treatise-2329	328	45	made	make	VBN
huygens-treatise-2329	328	46	,	,	,
huygens-treatise-2329	328	47	that	that	IN
huygens-treatise-2329	328	48	there	there	EX
huygens-treatise-2329	328	49	would	would	MD
huygens-treatise-2329	328	50	not	not	RB
huygens-treatise-2329	328	51	be	be	VB
huygens-treatise-2329	328	52	any	any	DT
huygens-treatise-2329	328	53	body	body	NN
huygens-treatise-2329	328	54	that	that	WDT
huygens-treatise-2329	328	55	was	be	VBD
huygens-treatise-2329	328	56	not	not	RB
huygens-treatise-2329	328	57	transparent	transparent	JJ
huygens-treatise-2329	328	58	.	.	.
huygens-treatise-2329	329	1	For	for	IN
huygens-treatise-2329	329	2	by	by	IN
huygens-treatise-2329	329	3	the	the	DT
huygens-treatise-2329	329	4	same	same	JJ
huygens-treatise-2329	329	5	reasoning	reasoning	NN
huygens-treatise-2329	329	6	about	about	IN
huygens-treatise-2329	329	7	the	the	DT
huygens-treatise-2329	329	8	hollow	hollow	JJ
huygens-treatise-2329	329	9	sphere	sphere	NN
huygens-treatise-2329	329	10	which	which	WDT
huygens-treatise-2329	329	11	I	-PRON-	PRP
huygens-treatise-2329	329	12	have	have	VBP
huygens-treatise-2329	329	13	employed	employ	VBN
huygens-treatise-2329	329	14	to	to	TO
huygens-treatise-2329	329	15	prove	prove	VB
huygens-treatise-2329	329	16	the	the	DT
huygens-treatise-2329	329	17	smallness	smallness	NN
huygens-treatise-2329	329	18	of	of	IN
huygens-treatise-2329	329	19	the	the	DT
huygens-treatise-2329	329	20	density	density	NN
huygens-treatise-2329	329	21	of	of	IN
huygens-treatise-2329	329	22	glass	glass	NN
huygens-treatise-2329	329	23	and	and	CC
huygens-treatise-2329	329	24	its	-PRON-	PRP$
huygens-treatise-2329	329	25	easy	easy	JJ
huygens-treatise-2329	329	26	penetrability	penetrability	NN
huygens-treatise-2329	329	27	by	by	IN
huygens-treatise-2329	329	28	the	the	DT
huygens-treatise-2329	329	29	ethereal	ethereal	JJ
huygens-treatise-2329	329	30	matter	matter	NN
huygens-treatise-2329	329	31	,	,	,
huygens-treatise-2329	329	32	one	one	PRP
huygens-treatise-2329	329	33	might	may	MD
huygens-treatise-2329	329	34	also	also	RB
huygens-treatise-2329	329	35	prove	prove	VB
huygens-treatise-2329	329	36	that	that	IN
huygens-treatise-2329	329	37	the	the	DT
huygens-treatise-2329	329	38	same	same	JJ
huygens-treatise-2329	329	39	penetrability	penetrability	NN
huygens-treatise-2329	329	40	obtains	obtain	NNS
huygens-treatise-2329	329	41	for	for	IN
huygens-treatise-2329	329	42	metals	metal	NNS
huygens-treatise-2329	329	43	and	and	CC
huygens-treatise-2329	329	44	for	for	IN
huygens-treatise-2329	329	45	every	every	DT
huygens-treatise-2329	329	46	other	other	JJ
huygens-treatise-2329	329	47	sort	sort	NN
huygens-treatise-2329	329	48	of	of	IN
huygens-treatise-2329	329	49	body	body	NN
huygens-treatise-2329	329	50	.	.	.
huygens-treatise-2329	330	1	For	for	IN
huygens-treatise-2329	330	2	this	this	DT
huygens-treatise-2329	330	3	sphere	sphere	NN
huygens-treatise-2329	330	4	being	be	VBG
huygens-treatise-2329	330	5	for	for	IN
huygens-treatise-2329	330	6	example	example	NN
huygens-treatise-2329	330	7	of	of	IN
huygens-treatise-2329	330	8	silver	silver	NN
huygens-treatise-2329	330	9	,	,	,
huygens-treatise-2329	330	10	it	-PRON-	PRP
huygens-treatise-2329	330	11	is	be	VBZ
huygens-treatise-2329	330	12	certain	certain	JJ
huygens-treatise-2329	330	13	that	that	IN
huygens-treatise-2329	330	14	it	-PRON-	PRP
huygens-treatise-2329	330	15	contains	contain	VBZ
huygens-treatise-2329	330	16	some	some	DT
huygens-treatise-2329	330	17	of	of	IN
huygens-treatise-2329	330	18	the	the	DT
huygens-treatise-2329	330	19	ethereal	ethereal	JJ
huygens-treatise-2329	330	20	matter	matter	NN
huygens-treatise-2329	330	21	which	which	WDT
huygens-treatise-2329	330	22	serves	serve	VBZ
huygens-treatise-2329	330	23	for	for	IN
huygens-treatise-2329	330	24	light	light	NN
huygens-treatise-2329	330	25	,	,	,
huygens-treatise-2329	330	26	since	since	IN
huygens-treatise-2329	330	27	this	this	DT
huygens-treatise-2329	330	28	was	be	VBD
huygens-treatise-2329	330	29	there	there	RB
huygens-treatise-2329	330	30	as	as	RB
huygens-treatise-2329	330	31	well	well	RB
huygens-treatise-2329	330	32	as	as	IN
huygens-treatise-2329	330	33	in	in	IN
huygens-treatise-2329	330	34	the	the	DT
huygens-treatise-2329	330	35	air	air	NN
huygens-treatise-2329	330	36	when	when	WRB
huygens-treatise-2329	330	37	the	the	DT
huygens-treatise-2329	330	38	opening	opening	NN
huygens-treatise-2329	330	39	of	of	IN
huygens-treatise-2329	330	40	the	the	DT
huygens-treatise-2329	330	41	sphere	sphere	NN
huygens-treatise-2329	330	42	was	be	VBD
huygens-treatise-2329	330	43	closed	close	VBN
huygens-treatise-2329	330	44	.	.	.
huygens-treatise-2329	331	1	Yet	yet	RB
huygens-treatise-2329	331	2	,	,	,
huygens-treatise-2329	331	3	being	be	VBG
huygens-treatise-2329	331	4	closed	close	VBN
huygens-treatise-2329	331	5	and	and	CC
huygens-treatise-2329	331	6	placed	place	VBN
huygens-treatise-2329	331	7	upon	upon	IN
huygens-treatise-2329	331	8	a	a	DT
huygens-treatise-2329	331	9	horizontal	horizontal	JJ
huygens-treatise-2329	331	10	plane	plane	NN
huygens-treatise-2329	331	11	,	,	,
huygens-treatise-2329	331	12	it	-PRON-	PRP
huygens-treatise-2329	331	13	resists	resist	VBZ
huygens-treatise-2329	331	14	the	the	DT
huygens-treatise-2329	331	15	movement	movement	NN
huygens-treatise-2329	331	16	which	which	WDT
huygens-treatise-2329	331	17	one	one	PRP
huygens-treatise-2329	331	18	wishes	wish	VBZ
huygens-treatise-2329	331	19	to	to	TO
huygens-treatise-2329	331	20	give	give	VB
huygens-treatise-2329	331	21	to	to	IN
huygens-treatise-2329	331	22	it	-PRON-	PRP
huygens-treatise-2329	331	23	,	,	,
huygens-treatise-2329	331	24	merely	merely	RB
huygens-treatise-2329	331	25	according	accord	VBG
huygens-treatise-2329	331	26	to	to	IN
huygens-treatise-2329	331	27	the	the	DT
huygens-treatise-2329	331	28	quantity	quantity	NN
huygens-treatise-2329	331	29	of	of	IN
huygens-treatise-2329	331	30	silver	silver	NN
huygens-treatise-2329	331	31	of	of	IN
huygens-treatise-2329	331	32	which	which	WDT
huygens-treatise-2329	331	33	it	-PRON-	PRP
huygens-treatise-2329	331	34	is	be	VBZ
huygens-treatise-2329	331	35	made	make	VBN
huygens-treatise-2329	331	36	;	;	:
huygens-treatise-2329	331	37	so	so	IN
huygens-treatise-2329	331	38	that	that	IN
huygens-treatise-2329	331	39	one	one	PRP
huygens-treatise-2329	331	40	must	must	MD
huygens-treatise-2329	331	41	conclude	conclude	VB
huygens-treatise-2329	331	42	,	,	,
huygens-treatise-2329	331	43	as	as	IN
huygens-treatise-2329	331	44	above	above	RB
huygens-treatise-2329	331	45	,	,	,
huygens-treatise-2329	331	46	that	that	IN
huygens-treatise-2329	331	47	the	the	DT
huygens-treatise-2329	331	48	ethereal	ethereal	JJ
huygens-treatise-2329	331	49	matter	matter	NN
huygens-treatise-2329	331	50	which	which	WDT
huygens-treatise-2329	331	51	is	be	VBZ
huygens-treatise-2329	331	52	enclosed	enclose	VBN
huygens-treatise-2329	331	53	does	do	VBZ
huygens-treatise-2329	331	54	not	not	RB
huygens-treatise-2329	331	55	follow	follow	VB
huygens-treatise-2329	331	56	the	the	DT
huygens-treatise-2329	331	57	movement	movement	NN
huygens-treatise-2329	331	58	of	of	IN
huygens-treatise-2329	331	59	the	the	DT
huygens-treatise-2329	331	60	sphere	sphere	NN
huygens-treatise-2329	331	61	;	;	:
huygens-treatise-2329	331	62	and	and	CC
huygens-treatise-2329	331	63	that	that	IN
huygens-treatise-2329	331	64	therefore	therefore	RB
huygens-treatise-2329	331	65	silver	silver	NN
huygens-treatise-2329	331	66	,	,	,
huygens-treatise-2329	331	67	as	as	RB
huygens-treatise-2329	331	68	well	well	RB
huygens-treatise-2329	331	69	as	as	IN
huygens-treatise-2329	331	70	glass	glass	NN
huygens-treatise-2329	331	71	,	,	,
huygens-treatise-2329	331	72	is	be	VBZ
huygens-treatise-2329	331	73	very	very	RB
huygens-treatise-2329	331	74	easily	easily	RB
huygens-treatise-2329	331	75	penetrated	penetrate	VBN
huygens-treatise-2329	331	76	by	by	IN
huygens-treatise-2329	331	77	this	this	DT
huygens-treatise-2329	331	78	matter	matter	NN
huygens-treatise-2329	331	79	.	.	.
huygens-treatise-2329	332	1	Some	some	DT
huygens-treatise-2329	332	2	of	of	IN
huygens-treatise-2329	332	3	it	-PRON-	PRP
huygens-treatise-2329	332	4	is	be	VBZ
huygens-treatise-2329	332	5	therefore	therefore	RB
huygens-treatise-2329	332	6	present	present	JJ
huygens-treatise-2329	332	7	continuously	continuously	RB
huygens-treatise-2329	332	8	and	and	CC
huygens-treatise-2329	332	9	in	in	IN
huygens-treatise-2329	332	10	quantities	quantity	NNS
huygens-treatise-2329	332	11	between	between	IN
huygens-treatise-2329	332	12	the	the	DT
huygens-treatise-2329	332	13	particles	particle	NNS
huygens-treatise-2329	332	14	of	of	IN
huygens-treatise-2329	332	15	silver	silver	NN
huygens-treatise-2329	332	16	and	and	CC
huygens-treatise-2329	332	17	of	of	IN
huygens-treatise-2329	332	18	all	all	DT
huygens-treatise-2329	332	19	other	other	JJ
huygens-treatise-2329	332	20	opaque	opaque	JJ
huygens-treatise-2329	332	21	bodies	body	NNS
huygens-treatise-2329	332	22	:	:	:
huygens-treatise-2329	332	23	and	and	CC
huygens-treatise-2329	332	24	since	since	IN
huygens-treatise-2329	332	25	it	-PRON-	PRP
huygens-treatise-2329	332	26	serves	serve	VBZ
huygens-treatise-2329	332	27	for	for	IN
huygens-treatise-2329	332	28	the	the	DT
huygens-treatise-2329	332	29	propagation	propagation	NN
huygens-treatise-2329	332	30	of	of	IN
huygens-treatise-2329	332	31	light	light	NN
huygens-treatise-2329	332	32	it	-PRON-	PRP
huygens-treatise-2329	332	33	would	would	MD
huygens-treatise-2329	332	34	seem	seem	VB
huygens-treatise-2329	332	35	that	that	IN
huygens-treatise-2329	332	36	these	these	DT
huygens-treatise-2329	332	37	bodies	body	NNS
huygens-treatise-2329	332	38	ought	ought	MD
huygens-treatise-2329	332	39	also	also	RB
huygens-treatise-2329	332	40	to	to	TO
huygens-treatise-2329	332	41	be	be	VB
huygens-treatise-2329	332	42	transparent	transparent	JJ
huygens-treatise-2329	332	43	,	,	,
huygens-treatise-2329	332	44	which	which	WDT
huygens-treatise-2329	332	45	however	however	RB
huygens-treatise-2329	332	46	is	be	VBZ
huygens-treatise-2329	332	47	not	not	RB
huygens-treatise-2329	332	48	the	the	DT
huygens-treatise-2329	332	49	case	case	NN
huygens-treatise-2329	332	50	.	.	.
huygens-treatise-2329	333	1	Whence	whence	NN
huygens-treatise-2329	333	2	then	then	RB
huygens-treatise-2329	333	3	,	,	,
huygens-treatise-2329	333	4	one	one	PRP
huygens-treatise-2329	333	5	will	will	MD
huygens-treatise-2329	333	6	say	say	VB
huygens-treatise-2329	333	7	,	,	,
huygens-treatise-2329	333	8	does	do	VBZ
huygens-treatise-2329	333	9	their	-PRON-	PRP$
huygens-treatise-2329	333	10	opacity	opacity	NN
huygens-treatise-2329	333	11	come	come	VB
huygens-treatise-2329	333	12	?	?	.
huygens-treatise-2329	334	1	Is	be	VBZ
huygens-treatise-2329	334	2	it	-PRON-	PRP
huygens-treatise-2329	334	3	because	because	IN
huygens-treatise-2329	334	4	the	the	DT
huygens-treatise-2329	334	5	particles	particle	NNS
huygens-treatise-2329	334	6	which	which	WDT
huygens-treatise-2329	334	7	compose	compose	VBP
huygens-treatise-2329	334	8	them	-PRON-	PRP
huygens-treatise-2329	334	9	are	be	VBP
huygens-treatise-2329	334	10	soft	soft	JJ
huygens-treatise-2329	334	11	;	;	:
huygens-treatise-2329	334	12	that	that	DT
huygens-treatise-2329	334	13	is	be	VBZ
huygens-treatise-2329	334	14	to	to	TO
huygens-treatise-2329	334	15	say	say	VB
huygens-treatise-2329	334	16	,	,	,
huygens-treatise-2329	334	17	these	these	DT
huygens-treatise-2329	334	18	particles	particle	NNS
huygens-treatise-2329	334	19	being	be	VBG
huygens-treatise-2329	334	20	composed	compose	VBN
huygens-treatise-2329	334	21	of	of	IN
huygens-treatise-2329	334	22	others	other	NNS
huygens-treatise-2329	334	23	that	that	WDT
huygens-treatise-2329	334	24	are	be	VBP
huygens-treatise-2329	334	25	smaller	small	JJR
huygens-treatise-2329	334	26	,	,	,
huygens-treatise-2329	334	27	are	be	VBP
huygens-treatise-2329	334	28	they	-PRON-	PRP
huygens-treatise-2329	334	29	capable	capable	JJ
huygens-treatise-2329	334	30	of	of	IN
huygens-treatise-2329	334	31	changing	change	VBG
huygens-treatise-2329	334	32	their	-PRON-	PRP$
huygens-treatise-2329	334	33	figure	figure	NN
huygens-treatise-2329	334	34	on	on	IN
huygens-treatise-2329	334	35	receiving	receive	VBG
huygens-treatise-2329	334	36	the	the	DT
huygens-treatise-2329	334	37	pressure	pressure	NN
huygens-treatise-2329	334	38	of	of	IN
huygens-treatise-2329	334	39	the	the	DT
huygens-treatise-2329	334	40	ethereal	ethereal	JJ
huygens-treatise-2329	334	41	particles	particle	NNS
huygens-treatise-2329	334	42	,	,	,
huygens-treatise-2329	334	43	the	the	DT
huygens-treatise-2329	334	44	motion	motion	NN
huygens-treatise-2329	334	45	of	of	IN
huygens-treatise-2329	334	46	which	which	WDT
huygens-treatise-2329	334	47	they	-PRON-	PRP
huygens-treatise-2329	334	48	thereby	thereby	RB
huygens-treatise-2329	334	49	damp	damp	VBP
huygens-treatise-2329	334	50	,	,	,
huygens-treatise-2329	334	51	and	and	CC
huygens-treatise-2329	334	52	so	so	RB
huygens-treatise-2329	334	53	hinder	hinder	VB
huygens-treatise-2329	334	54	the	the	DT
huygens-treatise-2329	334	55	continuance	continuance	NN
huygens-treatise-2329	334	56	of	of	IN
huygens-treatise-2329	334	57	the	the	DT
huygens-treatise-2329	334	58	waves	wave	NNS
huygens-treatise-2329	334	59	of	of	IN
huygens-treatise-2329	334	60	light	light	NN
huygens-treatise-2329	334	61	?	?	.
huygens-treatise-2329	335	1	That	that	DT
huygens-treatise-2329	335	2	can	can	MD
huygens-treatise-2329	335	3	not	not	RB
huygens-treatise-2329	335	4	be	be	VB
huygens-treatise-2329	335	5	:	:	:
huygens-treatise-2329	335	6	for	for	IN
huygens-treatise-2329	335	7	if	if	IN
huygens-treatise-2329	335	8	the	the	DT
huygens-treatise-2329	335	9	particles	particle	NNS
huygens-treatise-2329	335	10	of	of	IN
huygens-treatise-2329	335	11	the	the	DT
huygens-treatise-2329	335	12	metals	metal	NNS
huygens-treatise-2329	335	13	are	be	VBP
huygens-treatise-2329	335	14	soft	soft	JJ
huygens-treatise-2329	335	15	,	,	,
huygens-treatise-2329	335	16	how	how	WRB
huygens-treatise-2329	335	17	is	be	VBZ
huygens-treatise-2329	335	18	it	-PRON-	PRP
huygens-treatise-2329	335	19	that	that	WDT
huygens-treatise-2329	335	20	polished	polish	VBD
huygens-treatise-2329	335	21	silver	silver	NN
huygens-treatise-2329	335	22	and	and	CC
huygens-treatise-2329	335	23	mercury	mercury	NN
huygens-treatise-2329	335	24	reflect	reflect	VBP
huygens-treatise-2329	335	25	light	light	NN
huygens-treatise-2329	335	26	so	so	RB
huygens-treatise-2329	335	27	strongly	strongly	RB
huygens-treatise-2329	335	28	?	?	.
huygens-treatise-2329	336	1	What	what	WP
huygens-treatise-2329	336	2	I	-PRON-	PRP
huygens-treatise-2329	336	3	find	find	VBP
huygens-treatise-2329	336	4	to	to	TO
huygens-treatise-2329	336	5	be	be	VB
huygens-treatise-2329	336	6	most	most	RBS
huygens-treatise-2329	336	7	probable	probable	JJ
huygens-treatise-2329	336	8	herein	herein	NN
huygens-treatise-2329	336	9	,	,	,
huygens-treatise-2329	336	10	is	be	VBZ
huygens-treatise-2329	336	11	to	to	TO
huygens-treatise-2329	336	12	say	say	VB
huygens-treatise-2329	336	13	that	that	IN
huygens-treatise-2329	336	14	metallic	metallic	JJ
huygens-treatise-2329	336	15	bodies	body	NNS
huygens-treatise-2329	336	16	,	,	,
huygens-treatise-2329	336	17	which	which	WDT
huygens-treatise-2329	336	18	are	be	VBP
huygens-treatise-2329	336	19	almost	almost	RB
huygens-treatise-2329	336	20	the	the	DT
huygens-treatise-2329	336	21	only	only	JJ
huygens-treatise-2329	336	22	really	really	RB
huygens-treatise-2329	336	23	opaque	opaque	JJ
huygens-treatise-2329	336	24	ones	one	NNS
huygens-treatise-2329	336	25	,	,	,
huygens-treatise-2329	336	26	have	have	VBP
huygens-treatise-2329	336	27	mixed	mix	VBN
huygens-treatise-2329	336	28	amongst	amongst	IN
huygens-treatise-2329	336	29	their	-PRON-	PRP$
huygens-treatise-2329	336	30	hard	hard	JJ
huygens-treatise-2329	336	31	particles	particle	NNS
huygens-treatise-2329	336	32	some	some	DT
huygens-treatise-2329	336	33	soft	soft	JJ
huygens-treatise-2329	336	34	ones	one	NNS
huygens-treatise-2329	336	35	;	;	:
huygens-treatise-2329	336	36	so	so	IN
huygens-treatise-2329	336	37	that	that	IN
huygens-treatise-2329	336	38	some	some	DT
huygens-treatise-2329	336	39	serve	serve	VBP
huygens-treatise-2329	336	40	to	to	TO
huygens-treatise-2329	336	41	cause	cause	VB
huygens-treatise-2329	336	42	reflexion	reflexion	NN
huygens-treatise-2329	336	43	and	and	CC
huygens-treatise-2329	336	44	the	the	DT
huygens-treatise-2329	336	45	others	other	NNS
huygens-treatise-2329	336	46	to	to	TO
huygens-treatise-2329	336	47	hinder	hinder	VB
huygens-treatise-2329	336	48	transparency	transparency	NN
huygens-treatise-2329	336	49	;	;	:
huygens-treatise-2329	336	50	while	while	IN
huygens-treatise-2329	336	51	,	,	,
huygens-treatise-2329	336	52	on	on	IN
huygens-treatise-2329	336	53	the	the	DT
huygens-treatise-2329	336	54	other	other	JJ
huygens-treatise-2329	336	55	hand	hand	NN
huygens-treatise-2329	336	56	,	,	,
huygens-treatise-2329	336	57	transparent	transparent	JJ
huygens-treatise-2329	336	58	bodies	body	NNS
huygens-treatise-2329	336	59	contain	contain	VBP
huygens-treatise-2329	336	60	only	only	RB
huygens-treatise-2329	336	61	hard	hard	JJ
huygens-treatise-2329	336	62	particles	particle	NNS
huygens-treatise-2329	336	63	which	which	WDT
huygens-treatise-2329	336	64	have	have	VBP
huygens-treatise-2329	336	65	the	the	DT
huygens-treatise-2329	336	66	faculty	faculty	NN
huygens-treatise-2329	336	67	of	of	IN
huygens-treatise-2329	336	68	recoil	recoil	NN
huygens-treatise-2329	336	69	,	,	,
huygens-treatise-2329	336	70	and	and	CC
huygens-treatise-2329	336	71	serve	serve	VB
huygens-treatise-2329	336	72	together	together	RB
huygens-treatise-2329	336	73	with	with	IN
huygens-treatise-2329	336	74	those	those	DT
huygens-treatise-2329	336	75	of	of	IN
huygens-treatise-2329	336	76	the	the	DT
huygens-treatise-2329	336	77	ethereal	ethereal	JJ
huygens-treatise-2329	336	78	matter	matter	NN
huygens-treatise-2329	336	79	for	for	IN
huygens-treatise-2329	336	80	the	the	DT
huygens-treatise-2329	336	81	propagation	propagation	NN
huygens-treatise-2329	336	82	of	of	IN
huygens-treatise-2329	336	83	the	the	DT
huygens-treatise-2329	336	84	waves	wave	NNS
huygens-treatise-2329	336	85	of	of	IN
huygens-treatise-2329	336	86	light	light	NN
huygens-treatise-2329	336	87	,	,	,
huygens-treatise-2329	336	88	as	as	IN
huygens-treatise-2329	336	89	has	have	VBZ
huygens-treatise-2329	336	90	been	be	VBN
huygens-treatise-2329	336	91	said	say	VBN
huygens-treatise-2329	336	92	.	.	.
huygens-treatise-2329	337	1	[	[	-LRB-
huygens-treatise-2329	337	2	Illustration	illustration	NN
huygens-treatise-2329	337	3	]	]	-RRB-
huygens-treatise-2329	337	4	Let	let	VB
huygens-treatise-2329	337	5	us	-PRON-	PRP
huygens-treatise-2329	337	6	pass	pass	VB
huygens-treatise-2329	337	7	now	now	RB
huygens-treatise-2329	337	8	to	to	IN
huygens-treatise-2329	337	9	the	the	DT
huygens-treatise-2329	337	10	explanation	explanation	NN
huygens-treatise-2329	337	11	of	of	IN
huygens-treatise-2329	337	12	the	the	DT
huygens-treatise-2329	337	13	effects	effect	NNS
huygens-treatise-2329	337	14	of	of	IN
huygens-treatise-2329	337	15	Refraction	refraction	NN
huygens-treatise-2329	337	16	,	,	,
huygens-treatise-2329	337	17	assuming	assume	VBG
huygens-treatise-2329	337	18	,	,	,
huygens-treatise-2329	337	19	as	as	IN
huygens-treatise-2329	337	20	we	-PRON-	PRP
huygens-treatise-2329	337	21	have	have	VBP
huygens-treatise-2329	337	22	done	do	VBN
huygens-treatise-2329	337	23	,	,	,
huygens-treatise-2329	337	24	the	the	DT
huygens-treatise-2329	337	25	passage	passage	NN
huygens-treatise-2329	337	26	of	of	IN
huygens-treatise-2329	337	27	waves	wave	NNS
huygens-treatise-2329	337	28	of	of	IN
huygens-treatise-2329	337	29	light	light	NN
huygens-treatise-2329	337	30	through	through	IN
huygens-treatise-2329	337	31	transparent	transparent	JJ
huygens-treatise-2329	337	32	bodies	body	NNS
huygens-treatise-2329	337	33	,	,	,
huygens-treatise-2329	337	34	and	and	CC
huygens-treatise-2329	337	35	the	the	DT
huygens-treatise-2329	337	36	diminution	diminution	NN
huygens-treatise-2329	337	37	of	of	IN
huygens-treatise-2329	337	38	velocity	velocity	NN
huygens-treatise-2329	337	39	which	which	WDT
huygens-treatise-2329	337	40	these	these	DT
huygens-treatise-2329	337	41	same	same	JJ
huygens-treatise-2329	337	42	waves	wave	NNS
huygens-treatise-2329	337	43	suffer	suffer	VBP
huygens-treatise-2329	337	44	in	in	IN
huygens-treatise-2329	337	45	them	-PRON-	PRP
huygens-treatise-2329	337	46	.	.	.
huygens-treatise-2329	338	1	The	the	DT
huygens-treatise-2329	338	2	chief	chief	JJ
huygens-treatise-2329	338	3	property	property	NN
huygens-treatise-2329	338	4	of	of	IN
huygens-treatise-2329	338	5	Refraction	refraction	NN
huygens-treatise-2329	338	6	is	be	VBZ
huygens-treatise-2329	338	7	that	that	IN
huygens-treatise-2329	338	8	a	a	DT
huygens-treatise-2329	338	9	ray	ray	NN
huygens-treatise-2329	338	10	of	of	IN
huygens-treatise-2329	338	11	light	light	NN
huygens-treatise-2329	338	12	,	,	,
huygens-treatise-2329	338	13	such	such	JJ
huygens-treatise-2329	338	14	as	as	IN
huygens-treatise-2329	338	15	AB	AB	NNP
huygens-treatise-2329	338	16	,	,	,
huygens-treatise-2329	338	17	being	be	VBG
huygens-treatise-2329	338	18	in	in	IN
huygens-treatise-2329	338	19	the	the	DT
huygens-treatise-2329	338	20	air	air	NN
huygens-treatise-2329	338	21	,	,	,
huygens-treatise-2329	338	22	and	and	CC
huygens-treatise-2329	338	23	falling	fall	VBG
huygens-treatise-2329	338	24	obliquely	obliquely	RB
huygens-treatise-2329	338	25	upon	upon	IN
huygens-treatise-2329	338	26	the	the	DT
huygens-treatise-2329	338	27	polished	polished	JJ
huygens-treatise-2329	338	28	surface	surface	NN
huygens-treatise-2329	338	29	of	of	IN
huygens-treatise-2329	338	30	a	a	DT
huygens-treatise-2329	338	31	transparent	transparent	JJ
huygens-treatise-2329	338	32	body	body	NN
huygens-treatise-2329	338	33	,	,	,
huygens-treatise-2329	338	34	such	such	JJ
huygens-treatise-2329	338	35	as	as	IN
huygens-treatise-2329	338	36	FG	FG	NNP
huygens-treatise-2329	338	37	,	,	,
huygens-treatise-2329	338	38	is	be	VBZ
huygens-treatise-2329	338	39	broken	break	VBN
huygens-treatise-2329	338	40	at	at	IN
huygens-treatise-2329	338	41	the	the	DT
huygens-treatise-2329	338	42	point	point	NN
huygens-treatise-2329	338	43	of	of	IN
huygens-treatise-2329	338	44	incidence	incidence	NN
huygens-treatise-2329	338	45	B	b	NN
huygens-treatise-2329	338	46	,	,	,
huygens-treatise-2329	338	47	in	in	IN
huygens-treatise-2329	338	48	such	such	PDT
huygens-treatise-2329	338	49	a	a	DT
huygens-treatise-2329	338	50	way	way	NN
huygens-treatise-2329	338	51	that	that	IN
huygens-treatise-2329	338	52	with	with	IN
huygens-treatise-2329	338	53	the	the	DT
huygens-treatise-2329	338	54	straight	straight	JJ
huygens-treatise-2329	338	55	line	line	NN
huygens-treatise-2329	338	56	DBE	DBE	NNP
huygens-treatise-2329	338	57	which	which	WDT
huygens-treatise-2329	338	58	cuts	cut	VBZ
huygens-treatise-2329	338	59	the	the	DT
huygens-treatise-2329	338	60	surface	surface	NN
huygens-treatise-2329	338	61	perpendicularly	perpendicularly	RB
huygens-treatise-2329	338	62	it	-PRON-	PRP
huygens-treatise-2329	338	63	makes	make	VBZ
huygens-treatise-2329	338	64	an	an	DT
huygens-treatise-2329	338	65	angle	angle	NN
huygens-treatise-2329	338	66	CBE	cbe	NN
huygens-treatise-2329	338	67	less	less	JJR
huygens-treatise-2329	338	68	than	than	IN
huygens-treatise-2329	338	69	ABD	ABD	NNP
huygens-treatise-2329	338	70	which	which	WDT
huygens-treatise-2329	338	71	it	-PRON-	PRP
huygens-treatise-2329	338	72	made	make	VBD
huygens-treatise-2329	338	73	with	with	IN
huygens-treatise-2329	338	74	the	the	DT
huygens-treatise-2329	338	75	same	same	JJ
huygens-treatise-2329	338	76	perpendicular	perpendicular	NN
huygens-treatise-2329	338	77	when	when	WRB
huygens-treatise-2329	338	78	in	in	IN
huygens-treatise-2329	338	79	the	the	DT
huygens-treatise-2329	338	80	air	air	NN
huygens-treatise-2329	338	81	.	.	.
huygens-treatise-2329	339	1	And	and	CC
huygens-treatise-2329	339	2	the	the	DT
huygens-treatise-2329	339	3	measure	measure	NN
huygens-treatise-2329	339	4	of	of	IN
huygens-treatise-2329	339	5	these	these	DT
huygens-treatise-2329	339	6	angles	angle	NNS
huygens-treatise-2329	339	7	is	be	VBZ
huygens-treatise-2329	339	8	found	find	VBN
huygens-treatise-2329	339	9	by	by	IN
huygens-treatise-2329	339	10	describing	describe	VBG
huygens-treatise-2329	339	11	,	,	,
huygens-treatise-2329	339	12	about	about	IN
huygens-treatise-2329	339	13	the	the	DT
huygens-treatise-2329	339	14	point	point	NN
huygens-treatise-2329	339	15	B	b	NN
huygens-treatise-2329	339	16	,	,	,
huygens-treatise-2329	339	17	a	a	DT
huygens-treatise-2329	339	18	circle	circle	NN
huygens-treatise-2329	339	19	which	which	WDT
huygens-treatise-2329	339	20	cuts	cut	VBZ
huygens-treatise-2329	339	21	the	the	DT
huygens-treatise-2329	339	22	radii	radii	JJ
huygens-treatise-2329	339	23	AB	AB	NNP
huygens-treatise-2329	339	24	,	,	,
huygens-treatise-2329	339	25	BC	BC	NNP
huygens-treatise-2329	339	26	.	.	.
huygens-treatise-2329	340	1	For	for	IN
huygens-treatise-2329	340	2	the	the	DT
huygens-treatise-2329	340	3	perpendiculars	perpendicular	NNS
huygens-treatise-2329	340	4	AD	AD	NNP
huygens-treatise-2329	340	5	,	,	,
huygens-treatise-2329	340	6	CE	CE	NNP
huygens-treatise-2329	340	7	,	,	,
huygens-treatise-2329	340	8	let	let	VB
huygens-treatise-2329	340	9	fall	fall	VB
huygens-treatise-2329	340	10	from	from	IN
huygens-treatise-2329	340	11	the	the	DT
huygens-treatise-2329	340	12	points	point	NNS
huygens-treatise-2329	340	13	of	of	IN
huygens-treatise-2329	340	14	intersection	intersection	NN
huygens-treatise-2329	340	15	upon	upon	IN
huygens-treatise-2329	340	16	the	the	DT
huygens-treatise-2329	340	17	straight	straight	JJ
huygens-treatise-2329	340	18	line	line	NN
huygens-treatise-2329	340	19	DE	de	NN
huygens-treatise-2329	340	20	,	,	,
huygens-treatise-2329	340	21	which	which	WDT
huygens-treatise-2329	340	22	are	be	VBP
huygens-treatise-2329	340	23	called	call	VBN
huygens-treatise-2329	340	24	the	the	DT
huygens-treatise-2329	340	25	Sines	Sines	NNPS
huygens-treatise-2329	340	26	of	of	IN
huygens-treatise-2329	340	27	the	the	DT
huygens-treatise-2329	340	28	angles	angle	NNS
huygens-treatise-2329	340	29	ABD	ABD	NNP
huygens-treatise-2329	340	30	,	,	,
huygens-treatise-2329	340	31	CBE	CBE	NNP
huygens-treatise-2329	340	32	,	,	,
huygens-treatise-2329	340	33	have	have	VBP
huygens-treatise-2329	340	34	a	a	DT
huygens-treatise-2329	340	35	certain	certain	JJ
huygens-treatise-2329	340	36	ratio	ratio	NN
huygens-treatise-2329	340	37	between	between	IN
huygens-treatise-2329	340	38	themselves	-PRON-	PRP
huygens-treatise-2329	340	39	;	;	:
huygens-treatise-2329	340	40	which	which	WDT
huygens-treatise-2329	340	41	ratio	ratio	NN
huygens-treatise-2329	340	42	is	be	VBZ
huygens-treatise-2329	340	43	always	always	RB
huygens-treatise-2329	340	44	the	the	DT
huygens-treatise-2329	340	45	same	same	JJ
huygens-treatise-2329	340	46	for	for	IN
huygens-treatise-2329	340	47	all	all	DT
huygens-treatise-2329	340	48	inclinations	inclination	NNS
huygens-treatise-2329	340	49	of	of	IN
huygens-treatise-2329	340	50	the	the	DT
huygens-treatise-2329	340	51	incident	incident	NN
huygens-treatise-2329	340	52	ray	ray	NN
huygens-treatise-2329	340	53	,	,	,
huygens-treatise-2329	340	54	at	at	IN
huygens-treatise-2329	340	55	least	least	JJS
huygens-treatise-2329	340	56	for	for	IN
huygens-treatise-2329	340	57	a	a	DT
huygens-treatise-2329	340	58	given	give	VBN
huygens-treatise-2329	340	59	transparent	transparent	JJ
huygens-treatise-2329	340	60	body	body	NN
huygens-treatise-2329	340	61	.	.	.
huygens-treatise-2329	341	1	This	this	DT
huygens-treatise-2329	341	2	ratio	ratio	NN
huygens-treatise-2329	341	3	is	be	VBZ
huygens-treatise-2329	341	4	,	,	,
huygens-treatise-2329	341	5	in	in	IN
huygens-treatise-2329	341	6	glass	glass	NN
huygens-treatise-2329	341	7	,	,	,
huygens-treatise-2329	341	8	very	very	RB
huygens-treatise-2329	341	9	nearly	nearly	RB
huygens-treatise-2329	341	10	as	as	IN
huygens-treatise-2329	341	11	3	3	CD
huygens-treatise-2329	341	12	to	to	IN
huygens-treatise-2329	341	13	2	2	CD
huygens-treatise-2329	341	14	;	;	:
huygens-treatise-2329	341	15	and	and	CC
huygens-treatise-2329	341	16	in	in	IN
huygens-treatise-2329	341	17	water	water	NN
huygens-treatise-2329	341	18	very	very	RB
huygens-treatise-2329	341	19	nearly	nearly	RB
huygens-treatise-2329	341	20	as	as	IN
huygens-treatise-2329	341	21	4	4	CD
huygens-treatise-2329	341	22	to	to	IN
huygens-treatise-2329	341	23	3	3	CD
huygens-treatise-2329	341	24	;	;	:
huygens-treatise-2329	341	25	and	and	CC
huygens-treatise-2329	341	26	is	be	VBZ
huygens-treatise-2329	341	27	likewise	likewise	RB
huygens-treatise-2329	341	28	different	different	JJ
huygens-treatise-2329	341	29	in	in	IN
huygens-treatise-2329	341	30	other	other	JJ
huygens-treatise-2329	341	31	diaphanous	diaphanous	JJ
huygens-treatise-2329	341	32	bodies	body	NNS
huygens-treatise-2329	341	33	.	.	.
huygens-treatise-2329	342	1	Another	another	DT
huygens-treatise-2329	342	2	property	property	NN
huygens-treatise-2329	342	3	,	,	,
huygens-treatise-2329	342	4	similar	similar	JJ
huygens-treatise-2329	342	5	to	to	IN
huygens-treatise-2329	342	6	this	this	DT
huygens-treatise-2329	342	7	,	,	,
huygens-treatise-2329	342	8	is	be	VBZ
huygens-treatise-2329	342	9	that	that	IN
huygens-treatise-2329	342	10	the	the	DT
huygens-treatise-2329	342	11	refractions	refraction	NNS
huygens-treatise-2329	342	12	are	be	VBP
huygens-treatise-2329	342	13	reciprocal	reciprocal	JJ
huygens-treatise-2329	342	14	between	between	IN
huygens-treatise-2329	342	15	the	the	DT
huygens-treatise-2329	342	16	rays	ray	NNS
huygens-treatise-2329	342	17	entering	enter	VBG
huygens-treatise-2329	342	18	into	into	IN
huygens-treatise-2329	342	19	a	a	DT
huygens-treatise-2329	342	20	transparent	transparent	JJ
huygens-treatise-2329	342	21	body	body	NN
huygens-treatise-2329	342	22	and	and	CC
huygens-treatise-2329	342	23	those	those	DT
huygens-treatise-2329	342	24	which	which	WDT
huygens-treatise-2329	342	25	are	be	VBP
huygens-treatise-2329	342	26	leaving	leave	VBG
huygens-treatise-2329	342	27	it	-PRON-	PRP
huygens-treatise-2329	342	28	.	.	.
huygens-treatise-2329	343	1	That	that	DT
huygens-treatise-2329	343	2	is	be	VBZ
huygens-treatise-2329	343	3	to	to	TO
huygens-treatise-2329	343	4	say	say	VB
huygens-treatise-2329	343	5	that	that	IN
huygens-treatise-2329	343	6	if	if	IN
huygens-treatise-2329	343	7	the	the	DT
huygens-treatise-2329	343	8	ray	ray	NN
huygens-treatise-2329	343	9	AB	AB	NNP
huygens-treatise-2329	343	10	in	in	IN
huygens-treatise-2329	343	11	entering	enter	VBG
huygens-treatise-2329	343	12	the	the	DT
huygens-treatise-2329	343	13	transparent	transparent	JJ
huygens-treatise-2329	343	14	body	body	NN
huygens-treatise-2329	343	15	is	be	VBZ
huygens-treatise-2329	343	16	refracted	refract	VBN
huygens-treatise-2329	343	17	into	into	IN
huygens-treatise-2329	343	18	BC	BC	NNP
huygens-treatise-2329	343	19	,	,	,
huygens-treatise-2329	343	20	then	then	RB
huygens-treatise-2329	343	21	likewise	likewise	RB
huygens-treatise-2329	343	22	CB	CB	NNP
huygens-treatise-2329	343	23	being	be	VBG
huygens-treatise-2329	343	24	taken	take	VBN
huygens-treatise-2329	343	25	as	as	IN
huygens-treatise-2329	343	26	a	a	DT
huygens-treatise-2329	343	27	ray	ray	NN
huygens-treatise-2329	343	28	in	in	IN
huygens-treatise-2329	343	29	the	the	DT
huygens-treatise-2329	343	30	interior	interior	NN
huygens-treatise-2329	343	31	of	of	IN
huygens-treatise-2329	343	32	this	this	DT
huygens-treatise-2329	343	33	body	body	NN
huygens-treatise-2329	343	34	will	will	MD
huygens-treatise-2329	343	35	be	be	VB
huygens-treatise-2329	343	36	refracted	refract	VBN
huygens-treatise-2329	343	37	,	,	,
huygens-treatise-2329	343	38	on	on	IN
huygens-treatise-2329	343	39	passing	pass	VBG
huygens-treatise-2329	343	40	out	out	RP
huygens-treatise-2329	343	41	,	,	,
huygens-treatise-2329	343	42	into	into	IN
huygens-treatise-2329	343	43	BA	BA	NNP
huygens-treatise-2329	343	44	.	.	.
huygens-treatise-2329	344	1	[	[	-LRB-
huygens-treatise-2329	344	2	Illustration	illustration	NN
huygens-treatise-2329	344	3	]	]	-RRB-
huygens-treatise-2329	344	4	To	to	TO
huygens-treatise-2329	344	5	explain	explain	VB
huygens-treatise-2329	344	6	then	then	RB
huygens-treatise-2329	344	7	the	the	DT
huygens-treatise-2329	344	8	reasons	reason	NNS
huygens-treatise-2329	344	9	of	of	IN
huygens-treatise-2329	344	10	these	these	DT
huygens-treatise-2329	344	11	phenomena	phenomenon	NNS
huygens-treatise-2329	344	12	according	accord	VBG
huygens-treatise-2329	344	13	to	to	IN
huygens-treatise-2329	344	14	our	-PRON-	PRP$
huygens-treatise-2329	344	15	principles	principle	NNS
huygens-treatise-2329	344	16	,	,	,
huygens-treatise-2329	344	17	let	let	VB
huygens-treatise-2329	344	18	AB	AB	NNP
huygens-treatise-2329	344	19	be	be	VB
huygens-treatise-2329	344	20	the	the	DT
huygens-treatise-2329	344	21	straight	straight	JJ
huygens-treatise-2329	344	22	line	line	NN
huygens-treatise-2329	344	23	which	which	WDT
huygens-treatise-2329	344	24	represents	represent	VBZ
huygens-treatise-2329	344	25	a	a	DT
huygens-treatise-2329	344	26	plane	plane	NN
huygens-treatise-2329	344	27	surface	surface	NN
huygens-treatise-2329	344	28	bounding	bound	VBG
huygens-treatise-2329	344	29	the	the	DT
huygens-treatise-2329	344	30	transparent	transparent	JJ
huygens-treatise-2329	344	31	substances	substance	NNS
huygens-treatise-2329	344	32	which	which	WDT
huygens-treatise-2329	344	33	lie	lie	VBP
huygens-treatise-2329	344	34	towards	towards	IN
huygens-treatise-2329	344	35	C	c	NN
huygens-treatise-2329	344	36	and	and	CC
huygens-treatise-2329	344	37	towards	towards	IN
huygens-treatise-2329	344	38	N.	N.	NNP
huygens-treatise-2329	344	39	When	when	WRB
huygens-treatise-2329	344	40	I	-PRON-	PRP
huygens-treatise-2329	344	41	say	say	VBP
huygens-treatise-2329	344	42	plane	plane	NN
huygens-treatise-2329	344	43	,	,	,
huygens-treatise-2329	344	44	that	that	WDT
huygens-treatise-2329	344	45	does	do	VBZ
huygens-treatise-2329	344	46	not	not	RB
huygens-treatise-2329	344	47	signify	signify	VB
huygens-treatise-2329	344	48	a	a	DT
huygens-treatise-2329	344	49	perfect	perfect	JJ
huygens-treatise-2329	344	50	evenness	evenness	NN
huygens-treatise-2329	344	51	,	,	,
huygens-treatise-2329	344	52	but	but	CC
huygens-treatise-2329	344	53	such	such	JJ
huygens-treatise-2329	344	54	as	as	IN
huygens-treatise-2329	344	55	has	have	VBZ
huygens-treatise-2329	344	56	been	be	VBN
huygens-treatise-2329	344	57	understood	understand	VBN
huygens-treatise-2329	344	58	in	in	IN
huygens-treatise-2329	344	59	treating	treating	NN
huygens-treatise-2329	344	60	of	of	IN
huygens-treatise-2329	344	61	reflexion	reflexion	NN
huygens-treatise-2329	344	62	,	,	,
huygens-treatise-2329	344	63	and	and	CC
huygens-treatise-2329	344	64	for	for	IN
huygens-treatise-2329	344	65	the	the	DT
huygens-treatise-2329	344	66	same	same	JJ
huygens-treatise-2329	344	67	reason	reason	NN
huygens-treatise-2329	344	68	.	.	.
huygens-treatise-2329	345	1	Let	let	VB
huygens-treatise-2329	345	2	the	the	DT
huygens-treatise-2329	345	3	line	line	NN
huygens-treatise-2329	345	4	AC	AC	NNP
huygens-treatise-2329	345	5	represent	represent	VB
huygens-treatise-2329	345	6	a	a	DT
huygens-treatise-2329	345	7	portion	portion	NN
huygens-treatise-2329	345	8	of	of	IN
huygens-treatise-2329	345	9	a	a	DT
huygens-treatise-2329	345	10	wave	wave	NN
huygens-treatise-2329	345	11	of	of	IN
huygens-treatise-2329	345	12	light	light	NN
huygens-treatise-2329	345	13	,	,	,
huygens-treatise-2329	345	14	the	the	DT
huygens-treatise-2329	345	15	centre	centre	NN
huygens-treatise-2329	345	16	of	of	IN
huygens-treatise-2329	345	17	which	which	WDT
huygens-treatise-2329	345	18	is	be	VBZ
huygens-treatise-2329	345	19	supposed	suppose	VBN
huygens-treatise-2329	345	20	so	so	RB
huygens-treatise-2329	345	21	distant	distant	JJ
huygens-treatise-2329	345	22	that	that	IN
huygens-treatise-2329	345	23	this	this	DT
huygens-treatise-2329	345	24	portion	portion	NN
huygens-treatise-2329	345	25	may	may	MD
huygens-treatise-2329	345	26	be	be	VB
huygens-treatise-2329	345	27	considered	consider	VBN
huygens-treatise-2329	345	28	as	as	IN
huygens-treatise-2329	345	29	a	a	DT
huygens-treatise-2329	345	30	straight	straight	JJ
huygens-treatise-2329	345	31	line	line	NN
huygens-treatise-2329	345	32	.	.	.
huygens-treatise-2329	346	1	The	the	DT
huygens-treatise-2329	346	2	piece	piece	NN
huygens-treatise-2329	346	3	C	c	NN
huygens-treatise-2329	346	4	,	,	,
huygens-treatise-2329	346	5	then	then	RB
huygens-treatise-2329	346	6	,	,	,
huygens-treatise-2329	346	7	of	of	IN
huygens-treatise-2329	346	8	the	the	DT
huygens-treatise-2329	346	9	wave	wave	NN
huygens-treatise-2329	346	10	AC	AC	NNP
huygens-treatise-2329	346	11	,	,	,
huygens-treatise-2329	346	12	will	will	MD
huygens-treatise-2329	346	13	in	in	IN
huygens-treatise-2329	346	14	a	a	DT
huygens-treatise-2329	346	15	certain	certain	JJ
huygens-treatise-2329	346	16	space	space	NN
huygens-treatise-2329	346	17	of	of	IN
huygens-treatise-2329	346	18	time	time	NN
huygens-treatise-2329	346	19	have	have	VBP
huygens-treatise-2329	346	20	advanced	advance	VBN
huygens-treatise-2329	346	21	as	as	RB
huygens-treatise-2329	346	22	far	far	RB
huygens-treatise-2329	346	23	as	as	IN
huygens-treatise-2329	346	24	the	the	DT
huygens-treatise-2329	346	25	plane	plane	NN
huygens-treatise-2329	346	26	AB	ab	NN
huygens-treatise-2329	346	27	following	follow	VBG
huygens-treatise-2329	346	28	the	the	DT
huygens-treatise-2329	346	29	straight	straight	JJ
huygens-treatise-2329	346	30	line	line	NN
huygens-treatise-2329	346	31	CB	CB	NNP
huygens-treatise-2329	346	32	,	,	,
huygens-treatise-2329	346	33	which	which	WDT
huygens-treatise-2329	346	34	may	may	MD
huygens-treatise-2329	346	35	be	be	VB
huygens-treatise-2329	346	36	imagined	imagine	VBN
huygens-treatise-2329	346	37	as	as	IN
huygens-treatise-2329	346	38	coming	come	VBG
huygens-treatise-2329	346	39	from	from	IN
huygens-treatise-2329	346	40	the	the	DT
huygens-treatise-2329	346	41	luminous	luminous	JJ
huygens-treatise-2329	346	42	centre	centre	NN
huygens-treatise-2329	346	43	,	,	,
huygens-treatise-2329	346	44	and	and	CC
huygens-treatise-2329	346	45	which	which	WDT
huygens-treatise-2329	346	46	consequently	consequently	RB
huygens-treatise-2329	346	47	will	will	MD
huygens-treatise-2329	346	48	cut	cut	VB
huygens-treatise-2329	346	49	AC	AC	NNP
huygens-treatise-2329	346	50	at	at	IN
huygens-treatise-2329	346	51	right	right	JJ
huygens-treatise-2329	346	52	angles	angle	NNS
huygens-treatise-2329	346	53	.	.	.
huygens-treatise-2329	347	1	Now	now	RB
huygens-treatise-2329	347	2	in	in	IN
huygens-treatise-2329	347	3	the	the	DT
huygens-treatise-2329	347	4	same	same	JJ
huygens-treatise-2329	347	5	time	time	NN
huygens-treatise-2329	347	6	the	the	DT
huygens-treatise-2329	347	7	piece	piece	NN
huygens-treatise-2329	347	8	A	A	NNP
huygens-treatise-2329	347	9	would	would	MD
huygens-treatise-2329	347	10	have	have	VB
huygens-treatise-2329	347	11	come	come	VBN
huygens-treatise-2329	347	12	to	to	IN
huygens-treatise-2329	347	13	G	g	NN
huygens-treatise-2329	347	14	along	along	IN
huygens-treatise-2329	347	15	the	the	DT
huygens-treatise-2329	347	16	straight	straight	JJ
huygens-treatise-2329	347	17	line	line	NN
huygens-treatise-2329	347	18	AG	AG	NNP
huygens-treatise-2329	347	19	,	,	,
huygens-treatise-2329	347	20	equal	equal	JJ
huygens-treatise-2329	347	21	and	and	CC
huygens-treatise-2329	347	22	parallel	parallel	JJ
huygens-treatise-2329	347	23	to	to	IN
huygens-treatise-2329	347	24	CB	CB	NNP
huygens-treatise-2329	347	25	;	;	:
huygens-treatise-2329	347	26	and	and	CC
huygens-treatise-2329	347	27	all	all	PDT
huygens-treatise-2329	347	28	the	the	DT
huygens-treatise-2329	347	29	portion	portion	NN
huygens-treatise-2329	347	30	of	of	IN
huygens-treatise-2329	347	31	wave	wave	NN
huygens-treatise-2329	347	32	AC	AC	NNP
huygens-treatise-2329	347	33	would	would	MD
huygens-treatise-2329	347	34	be	be	VB
huygens-treatise-2329	347	35	at	at	IN
huygens-treatise-2329	347	36	GB	GB	NNP
huygens-treatise-2329	347	37	if	if	IN
huygens-treatise-2329	347	38	the	the	DT
huygens-treatise-2329	347	39	matter	matter	NN
huygens-treatise-2329	347	40	of	of	IN
huygens-treatise-2329	347	41	the	the	DT
huygens-treatise-2329	347	42	transparent	transparent	JJ
huygens-treatise-2329	347	43	body	body	NN
huygens-treatise-2329	347	44	transmitted	transmit	VBD
huygens-treatise-2329	347	45	the	the	DT
huygens-treatise-2329	347	46	movement	movement	NN
huygens-treatise-2329	347	47	of	of	IN
huygens-treatise-2329	347	48	the	the	DT
huygens-treatise-2329	347	49	wave	wave	NN
huygens-treatise-2329	347	50	as	as	RB
huygens-treatise-2329	347	51	quickly	quickly	RB
huygens-treatise-2329	347	52	as	as	IN
huygens-treatise-2329	347	53	the	the	DT
huygens-treatise-2329	347	54	matter	matter	NN
huygens-treatise-2329	347	55	of	of	IN
huygens-treatise-2329	347	56	the	the	DT
huygens-treatise-2329	347	57	Ether	Ether	NNP
huygens-treatise-2329	347	58	.	.	.
huygens-treatise-2329	348	1	But	but	CC
huygens-treatise-2329	348	2	let	let	VB
huygens-treatise-2329	348	3	us	-PRON-	PRP
huygens-treatise-2329	348	4	suppose	suppose	VB
huygens-treatise-2329	348	5	that	that	IN
huygens-treatise-2329	348	6	it	-PRON-	PRP
huygens-treatise-2329	348	7	transmits	transmit	VBZ
huygens-treatise-2329	348	8	this	this	DT
huygens-treatise-2329	348	9	movement	movement	NN
huygens-treatise-2329	348	10	less	less	RBR
huygens-treatise-2329	348	11	quickly	quickly	RB
huygens-treatise-2329	348	12	,	,	,
huygens-treatise-2329	348	13	by	by	IN
huygens-treatise-2329	348	14	one	one	CD
huygens-treatise-2329	348	15	-	-	HYPH
huygens-treatise-2329	348	16	third	third	NN
huygens-treatise-2329	348	17	,	,	,
huygens-treatise-2329	348	18	for	for	IN
huygens-treatise-2329	348	19	instance	instance	NN
huygens-treatise-2329	348	20	.	.	.
huygens-treatise-2329	349	1	Movement	movement	NN
huygens-treatise-2329	349	2	will	will	MD
huygens-treatise-2329	349	3	then	then	RB
huygens-treatise-2329	349	4	be	be	VB
huygens-treatise-2329	349	5	spread	spread	VBN
huygens-treatise-2329	349	6	from	from	IN
huygens-treatise-2329	349	7	the	the	DT
huygens-treatise-2329	349	8	point	point	NN
huygens-treatise-2329	349	9	A	a	NN
huygens-treatise-2329	349	10	,	,	,
huygens-treatise-2329	349	11	in	in	IN
huygens-treatise-2329	349	12	the	the	DT
huygens-treatise-2329	349	13	matter	matter	NN
huygens-treatise-2329	349	14	of	of	IN
huygens-treatise-2329	349	15	the	the	DT
huygens-treatise-2329	349	16	transparent	transparent	JJ
huygens-treatise-2329	349	17	body	body	NN
huygens-treatise-2329	349	18	through	through	IN
huygens-treatise-2329	349	19	a	a	DT
huygens-treatise-2329	349	20	distance	distance	NN
huygens-treatise-2329	349	21	equal	equal	JJ
huygens-treatise-2329	349	22	to	to	IN
huygens-treatise-2329	349	23	two	two	CD
huygens-treatise-2329	349	24	-	-	HYPH
huygens-treatise-2329	349	25	thirds	third	NNS
huygens-treatise-2329	349	26	of	of	IN
huygens-treatise-2329	349	27	CB	CB	NNP
huygens-treatise-2329	349	28	,	,	,
huygens-treatise-2329	349	29	making	make	VBG
huygens-treatise-2329	349	30	its	-PRON-	PRP$
huygens-treatise-2329	349	31	own	own	JJ
huygens-treatise-2329	349	32	particular	particular	JJ
huygens-treatise-2329	349	33	spherical	spherical	JJ
huygens-treatise-2329	349	34	wave	wave	NN
huygens-treatise-2329	349	35	according	accord	VBG
huygens-treatise-2329	349	36	to	to	IN
huygens-treatise-2329	349	37	what	what	WP
huygens-treatise-2329	349	38	has	have	VBZ
huygens-treatise-2329	349	39	been	be	VBN
huygens-treatise-2329	349	40	said	say	VBN
huygens-treatise-2329	349	41	before	before	RB
huygens-treatise-2329	349	42	.	.	.
huygens-treatise-2329	350	1	This	this	DT
huygens-treatise-2329	350	2	wave	wave	NN
huygens-treatise-2329	350	3	is	be	VBZ
huygens-treatise-2329	350	4	then	then	RB
huygens-treatise-2329	350	5	represented	represent	VBN
huygens-treatise-2329	350	6	by	by	IN
huygens-treatise-2329	350	7	the	the	DT
huygens-treatise-2329	350	8	circumference	circumference	NN
huygens-treatise-2329	350	9	SNR	SNR	NNP
huygens-treatise-2329	350	10	,	,	,
huygens-treatise-2329	350	11	the	the	DT
huygens-treatise-2329	350	12	centre	centre	NN
huygens-treatise-2329	350	13	of	of	IN
huygens-treatise-2329	350	14	which	which	WDT
huygens-treatise-2329	350	15	is	be	VBZ
huygens-treatise-2329	350	16	A	a	NN
huygens-treatise-2329	350	17	,	,	,
huygens-treatise-2329	350	18	and	and	CC
huygens-treatise-2329	350	19	its	-PRON-	PRP$
huygens-treatise-2329	350	20	semi	semi	JJ
huygens-treatise-2329	350	21	-	-	JJ
huygens-treatise-2329	350	22	diameter	diameter	NN
huygens-treatise-2329	350	23	equal	equal	JJ
huygens-treatise-2329	350	24	to	to	IN
huygens-treatise-2329	350	25	two	two	CD
huygens-treatise-2329	350	26	-	-	HYPH
huygens-treatise-2329	350	27	thirds	third	NNS
huygens-treatise-2329	350	28	of	of	IN
huygens-treatise-2329	350	29	CB	CB	NNP
huygens-treatise-2329	350	30	.	.	.
huygens-treatise-2329	351	1	Then	then	RB
huygens-treatise-2329	351	2	if	if	IN
huygens-treatise-2329	351	3	one	one	CD
huygens-treatise-2329	351	4	considers	consider	VBZ
huygens-treatise-2329	351	5	in	in	IN
huygens-treatise-2329	351	6	order	order	NN
huygens-treatise-2329	351	7	the	the	DT
huygens-treatise-2329	351	8	other	other	JJ
huygens-treatise-2329	351	9	pieces	piece	NNS
huygens-treatise-2329	351	10	H	h	NN
huygens-treatise-2329	351	11	of	of	IN
huygens-treatise-2329	351	12	the	the	DT
huygens-treatise-2329	351	13	wave	wave	NN
huygens-treatise-2329	351	14	AC	AC	NNP
huygens-treatise-2329	351	15	,	,	,
huygens-treatise-2329	351	16	it	-PRON-	PRP
huygens-treatise-2329	351	17	appears	appear	VBZ
huygens-treatise-2329	351	18	that	that	IN
huygens-treatise-2329	351	19	in	in	IN
huygens-treatise-2329	351	20	the	the	DT
huygens-treatise-2329	351	21	same	same	JJ
huygens-treatise-2329	351	22	time	time	NN
huygens-treatise-2329	351	23	that	that	WDT
huygens-treatise-2329	351	24	the	the	DT
huygens-treatise-2329	351	25	piece	piece	NN
huygens-treatise-2329	351	26	C	C	NNP
huygens-treatise-2329	351	27	reaches	reach	VBZ
huygens-treatise-2329	351	28	B	b	NN
huygens-treatise-2329	351	29	they	-PRON-	PRP
huygens-treatise-2329	351	30	will	will	MD
huygens-treatise-2329	351	31	not	not	RB
huygens-treatise-2329	351	32	only	only	RB
huygens-treatise-2329	351	33	have	have	VB
huygens-treatise-2329	351	34	arrived	arrive	VBN
huygens-treatise-2329	351	35	at	at	IN
huygens-treatise-2329	351	36	the	the	DT
huygens-treatise-2329	351	37	surface	surface	NN
huygens-treatise-2329	351	38	AB	AB	NNP
huygens-treatise-2329	351	39	along	along	IN
huygens-treatise-2329	351	40	the	the	DT
huygens-treatise-2329	351	41	straight	straight	JJ
huygens-treatise-2329	351	42	lines	line	NNS
huygens-treatise-2329	351	43	HK	HK	NNP
huygens-treatise-2329	351	44	parallel	parallel	NN
huygens-treatise-2329	351	45	to	to	IN
huygens-treatise-2329	351	46	CB	CB	NNP
huygens-treatise-2329	351	47	,	,	,
huygens-treatise-2329	351	48	but	but	CC
huygens-treatise-2329	351	49	that	that	IN
huygens-treatise-2329	351	50	,	,	,
huygens-treatise-2329	351	51	in	in	IN
huygens-treatise-2329	351	52	addition	addition	NN
huygens-treatise-2329	351	53	,	,	,
huygens-treatise-2329	351	54	they	-PRON-	PRP
huygens-treatise-2329	351	55	will	will	MD
huygens-treatise-2329	351	56	have	have	VB
huygens-treatise-2329	351	57	generated	generate	VBN
huygens-treatise-2329	351	58	in	in	IN
huygens-treatise-2329	351	59	the	the	DT
huygens-treatise-2329	351	60	diaphanous	diaphanous	JJ
huygens-treatise-2329	351	61	substance	substance	NN
huygens-treatise-2329	351	62	from	from	IN
huygens-treatise-2329	351	63	the	the	DT
huygens-treatise-2329	351	64	centres	centre	NNS
huygens-treatise-2329	351	65	K	K	NNP
huygens-treatise-2329	351	66	,	,	,
huygens-treatise-2329	351	67	partial	partial	JJ
huygens-treatise-2329	351	68	waves	wave	NNS
huygens-treatise-2329	351	69	,	,	,
huygens-treatise-2329	351	70	represented	represent	VBN
huygens-treatise-2329	351	71	here	here	RB
huygens-treatise-2329	351	72	by	by	IN
huygens-treatise-2329	351	73	circumferences	circumference	NNS
huygens-treatise-2329	351	74	the	the	DT
huygens-treatise-2329	351	75	semi	semi	JJ
huygens-treatise-2329	351	76	-	-	NNS
huygens-treatise-2329	351	77	diameters	diameter	NNS
huygens-treatise-2329	351	78	of	of	IN
huygens-treatise-2329	351	79	which	which	WDT
huygens-treatise-2329	351	80	are	be	VBP
huygens-treatise-2329	351	81	equal	equal	JJ
huygens-treatise-2329	351	82	to	to	IN
huygens-treatise-2329	351	83	two	two	CD
huygens-treatise-2329	351	84	-	-	HYPH
huygens-treatise-2329	351	85	thirds	third	NNS
huygens-treatise-2329	351	86	of	of	IN
huygens-treatise-2329	351	87	the	the	DT
huygens-treatise-2329	351	88	lines	line	NNS
huygens-treatise-2329	351	89	KM	KM	NNP
huygens-treatise-2329	351	90	,	,	,
huygens-treatise-2329	351	91	that	that	DT
huygens-treatise-2329	351	92	is	be	VBZ
huygens-treatise-2329	351	93	to	to	TO
huygens-treatise-2329	351	94	say	say	VB
huygens-treatise-2329	351	95	,	,	,
huygens-treatise-2329	351	96	to	to	IN
huygens-treatise-2329	351	97	two	two	CD
huygens-treatise-2329	351	98	-	-	HYPH
huygens-treatise-2329	351	99	thirds	third	NNS
huygens-treatise-2329	351	100	of	of	IN
huygens-treatise-2329	351	101	the	the	DT
huygens-treatise-2329	351	102	prolongations	prolongation	NNS
huygens-treatise-2329	351	103	of	of	IN
huygens-treatise-2329	351	104	HK	HK	NNP
huygens-treatise-2329	351	105	down	down	RB
huygens-treatise-2329	351	106	to	to	IN
huygens-treatise-2329	351	107	the	the	DT
huygens-treatise-2329	351	108	straight	straight	JJ
huygens-treatise-2329	351	109	line	line	NN
huygens-treatise-2329	351	110	BG	BG	NNP
huygens-treatise-2329	351	111	;	;	:
huygens-treatise-2329	351	112	for	for	IN
huygens-treatise-2329	351	113	these	these	DT
huygens-treatise-2329	351	114	semi	semi	JJ
huygens-treatise-2329	351	115	-	-	NNS
huygens-treatise-2329	351	116	diameters	diameter	NNS
huygens-treatise-2329	351	117	would	would	MD
huygens-treatise-2329	351	118	have	have	VB
huygens-treatise-2329	351	119	been	be	VBN
huygens-treatise-2329	351	120	equal	equal	JJ
huygens-treatise-2329	351	121	to	to	IN
huygens-treatise-2329	351	122	entire	entire	JJ
huygens-treatise-2329	351	123	lengths	length	NNS
huygens-treatise-2329	351	124	of	of	IN
huygens-treatise-2329	351	125	KM	KM	NNP
huygens-treatise-2329	351	126	if	if	IN
huygens-treatise-2329	351	127	the	the	DT
huygens-treatise-2329	351	128	two	two	CD
huygens-treatise-2329	351	129	transparent	transparent	JJ
huygens-treatise-2329	351	130	substances	substance	NNS
huygens-treatise-2329	351	131	had	have	VBD
huygens-treatise-2329	351	132	been	be	VBN
huygens-treatise-2329	351	133	of	of	IN
huygens-treatise-2329	351	134	the	the	DT
huygens-treatise-2329	351	135	same	same	JJ
huygens-treatise-2329	351	136	penetrability	penetrability	NN
huygens-treatise-2329	351	137	.	.	.
huygens-treatise-2329	352	1	Now	now	RB
huygens-treatise-2329	352	2	all	all	PDT
huygens-treatise-2329	352	3	these	these	DT
huygens-treatise-2329	352	4	circumferences	circumference	NNS
huygens-treatise-2329	352	5	have	have	VBP
huygens-treatise-2329	352	6	for	for	IN
huygens-treatise-2329	352	7	a	a	DT
huygens-treatise-2329	352	8	common	common	JJ
huygens-treatise-2329	352	9	tangent	tangent	NN
huygens-treatise-2329	352	10	the	the	DT
huygens-treatise-2329	352	11	straight	straight	JJ
huygens-treatise-2329	352	12	line	line	NN
huygens-treatise-2329	352	13	BN	BN	NNP
huygens-treatise-2329	352	14	;	;	:
huygens-treatise-2329	352	15	namely	namely	RB
huygens-treatise-2329	352	16	the	the	DT
huygens-treatise-2329	352	17	same	same	JJ
huygens-treatise-2329	352	18	line	line	NN
huygens-treatise-2329	352	19	which	which	WDT
huygens-treatise-2329	352	20	is	be	VBZ
huygens-treatise-2329	352	21	drawn	draw	VBN
huygens-treatise-2329	352	22	as	as	IN
huygens-treatise-2329	352	23	a	a	DT
huygens-treatise-2329	352	24	tangent	tangent	NN
huygens-treatise-2329	352	25	from	from	IN
huygens-treatise-2329	352	26	the	the	DT
huygens-treatise-2329	352	27	point	point	NN
huygens-treatise-2329	352	28	B	b	NN
huygens-treatise-2329	352	29	to	to	IN
huygens-treatise-2329	352	30	the	the	DT
huygens-treatise-2329	352	31	circumference	circumference	NN
huygens-treatise-2329	352	32	SNR	SNR	NNP
huygens-treatise-2329	352	33	which	which	WDT
huygens-treatise-2329	352	34	we	-PRON-	PRP
huygens-treatise-2329	352	35	considered	consider	VBD
huygens-treatise-2329	352	36	first	first	RB
huygens-treatise-2329	352	37	.	.	.
huygens-treatise-2329	353	1	For	for	IN
huygens-treatise-2329	353	2	it	-PRON-	PRP
huygens-treatise-2329	353	3	is	be	VBZ
huygens-treatise-2329	353	4	easy	easy	JJ
huygens-treatise-2329	353	5	to	to	TO
huygens-treatise-2329	353	6	see	see	VB
huygens-treatise-2329	353	7	that	that	IN
huygens-treatise-2329	353	8	all	all	PDT
huygens-treatise-2329	353	9	the	the	DT
huygens-treatise-2329	353	10	other	other	JJ
huygens-treatise-2329	353	11	circumferences	circumference	NNS
huygens-treatise-2329	353	12	will	will	MD
huygens-treatise-2329	353	13	touch	touch	VB
huygens-treatise-2329	353	14	the	the	DT
huygens-treatise-2329	353	15	same	same	JJ
huygens-treatise-2329	353	16	BN	BN	NNP
huygens-treatise-2329	353	17	,	,	,
huygens-treatise-2329	353	18	from	from	IN
huygens-treatise-2329	353	19	B	b	NN
huygens-treatise-2329	353	20	up	up	IN
huygens-treatise-2329	353	21	to	to	IN
huygens-treatise-2329	353	22	the	the	DT
huygens-treatise-2329	353	23	point	point	NN
huygens-treatise-2329	353	24	of	of	IN
huygens-treatise-2329	353	25	contact	contact	NN
huygens-treatise-2329	353	26	N	n	NN
huygens-treatise-2329	353	27	,	,	,
huygens-treatise-2329	353	28	which	which	WDT
huygens-treatise-2329	353	29	is	be	VBZ
huygens-treatise-2329	353	30	the	the	DT
huygens-treatise-2329	353	31	same	same	JJ
huygens-treatise-2329	353	32	point	point	NN
huygens-treatise-2329	353	33	where	where	WRB
huygens-treatise-2329	353	34	AN	an	DT
huygens-treatise-2329	353	35	falls	fall	VBZ
huygens-treatise-2329	353	36	perpendicularly	perpendicularly	RB
huygens-treatise-2329	353	37	on	on	IN
huygens-treatise-2329	353	38	BN	BN	NNP
huygens-treatise-2329	353	39	.	.	.
huygens-treatise-2329	354	1	It	-PRON-	PRP
huygens-treatise-2329	354	2	is	be	VBZ
huygens-treatise-2329	354	3	then	then	RB
huygens-treatise-2329	354	4	BN	BN	NNP
huygens-treatise-2329	354	5	,	,	,
huygens-treatise-2329	354	6	which	which	WDT
huygens-treatise-2329	354	7	is	be	VBZ
huygens-treatise-2329	354	8	formed	form	VBN
huygens-treatise-2329	354	9	by	by	IN
huygens-treatise-2329	354	10	small	small	JJ
huygens-treatise-2329	354	11	arcs	arc	NNS
huygens-treatise-2329	354	12	of	of	IN
huygens-treatise-2329	354	13	these	these	DT
huygens-treatise-2329	354	14	circumferences	circumference	NNS
huygens-treatise-2329	354	15	,	,	,
huygens-treatise-2329	354	16	which	which	WDT
huygens-treatise-2329	354	17	terminates	terminate	VBZ
huygens-treatise-2329	354	18	the	the	DT
huygens-treatise-2329	354	19	movement	movement	NN
huygens-treatise-2329	354	20	that	that	WDT
huygens-treatise-2329	354	21	the	the	DT
huygens-treatise-2329	354	22	wave	wave	NN
huygens-treatise-2329	354	23	AC	AC	NNP
huygens-treatise-2329	354	24	has	have	VBZ
huygens-treatise-2329	354	25	communicated	communicate	VBN
huygens-treatise-2329	354	26	within	within	IN
huygens-treatise-2329	354	27	the	the	DT
huygens-treatise-2329	354	28	transparent	transparent	JJ
huygens-treatise-2329	354	29	body	body	NN
huygens-treatise-2329	354	30	,	,	,
huygens-treatise-2329	354	31	and	and	CC
huygens-treatise-2329	354	32	where	where	WRB
huygens-treatise-2329	354	33	this	this	DT
huygens-treatise-2329	354	34	movement	movement	NN
huygens-treatise-2329	354	35	occurs	occur	VBZ
huygens-treatise-2329	354	36	in	in	RB
huygens-treatise-2329	354	37	much	much	RB
huygens-treatise-2329	354	38	greater	great	JJR
huygens-treatise-2329	354	39	amount	amount	NN
huygens-treatise-2329	354	40	than	than	IN
huygens-treatise-2329	354	41	anywhere	anywhere	RB
huygens-treatise-2329	354	42	else	else	RB
huygens-treatise-2329	354	43	.	.	.
huygens-treatise-2329	355	1	And	and	CC
huygens-treatise-2329	355	2	for	for	IN
huygens-treatise-2329	355	3	that	that	DT
huygens-treatise-2329	355	4	reason	reason	NN
huygens-treatise-2329	355	5	this	this	DT
huygens-treatise-2329	355	6	line	line	NN
huygens-treatise-2329	355	7	,	,	,
huygens-treatise-2329	355	8	in	in	IN
huygens-treatise-2329	355	9	accordance	accordance	NN
huygens-treatise-2329	355	10	with	with	IN
huygens-treatise-2329	355	11	what	what	WP
huygens-treatise-2329	355	12	has	have	VBZ
huygens-treatise-2329	355	13	been	be	VBN
huygens-treatise-2329	355	14	said	say	VBN
huygens-treatise-2329	355	15	more	more	RBR
huygens-treatise-2329	355	16	than	than	IN
huygens-treatise-2329	355	17	once	once	RB
huygens-treatise-2329	355	18	,	,	,
huygens-treatise-2329	355	19	is	be	VBZ
huygens-treatise-2329	355	20	the	the	DT
huygens-treatise-2329	355	21	propagation	propagation	NN
huygens-treatise-2329	355	22	of	of	IN
huygens-treatise-2329	355	23	the	the	DT
huygens-treatise-2329	355	24	wave	wave	NN
huygens-treatise-2329	355	25	AC	AC	NNP
huygens-treatise-2329	355	26	at	at	IN
huygens-treatise-2329	355	27	the	the	DT
huygens-treatise-2329	355	28	moment	moment	NN
huygens-treatise-2329	355	29	when	when	WRB
huygens-treatise-2329	355	30	its	-PRON-	PRP$
huygens-treatise-2329	355	31	piece	piece	NN
huygens-treatise-2329	355	32	C	C	NNP
huygens-treatise-2329	355	33	has	have	VBZ
huygens-treatise-2329	355	34	reached	reach	VBN
huygens-treatise-2329	355	35	B.	B.	NNP
huygens-treatise-2329	356	1	For	for	IN
huygens-treatise-2329	356	2	there	there	EX
huygens-treatise-2329	356	3	is	be	VBZ
huygens-treatise-2329	356	4	no	no	DT
huygens-treatise-2329	356	5	other	other	JJ
huygens-treatise-2329	356	6	line	line	NN
huygens-treatise-2329	356	7	below	below	IN
huygens-treatise-2329	356	8	the	the	DT
huygens-treatise-2329	356	9	plane	plane	NN
huygens-treatise-2329	356	10	AB	ab	NN
huygens-treatise-2329	356	11	which	which	WDT
huygens-treatise-2329	356	12	is	be	VBZ
huygens-treatise-2329	356	13	,	,	,
huygens-treatise-2329	356	14	like	like	IN
huygens-treatise-2329	356	15	BN	BN	NNP
huygens-treatise-2329	356	16	,	,	,
huygens-treatise-2329	356	17	a	a	DT
huygens-treatise-2329	356	18	common	common	JJ
huygens-treatise-2329	356	19	tangent	tangent	NN
huygens-treatise-2329	356	20	to	to	IN
huygens-treatise-2329	356	21	all	all	PDT
huygens-treatise-2329	356	22	these	these	DT
huygens-treatise-2329	356	23	partial	partial	JJ
huygens-treatise-2329	356	24	waves	wave	NNS
huygens-treatise-2329	356	25	.	.	.
huygens-treatise-2329	357	1	And	and	CC
huygens-treatise-2329	357	2	if	if	IN
huygens-treatise-2329	357	3	one	one	PRP
huygens-treatise-2329	357	4	would	would	MD
huygens-treatise-2329	357	5	know	know	VB
huygens-treatise-2329	357	6	how	how	WRB
huygens-treatise-2329	357	7	the	the	DT
huygens-treatise-2329	357	8	wave	wave	NN
huygens-treatise-2329	357	9	AC	AC	NNP
huygens-treatise-2329	357	10	has	have	VBZ
huygens-treatise-2329	357	11	come	come	VBN
huygens-treatise-2329	357	12	progressively	progressively	RB
huygens-treatise-2329	357	13	to	to	IN
huygens-treatise-2329	357	14	BN	BN	NNP
huygens-treatise-2329	357	15	,	,	,
huygens-treatise-2329	357	16	it	-PRON-	PRP
huygens-treatise-2329	357	17	is	be	VBZ
huygens-treatise-2329	357	18	necessary	necessary	JJ
huygens-treatise-2329	357	19	only	only	RB
huygens-treatise-2329	357	20	to	to	TO
huygens-treatise-2329	357	21	draw	draw	VB
huygens-treatise-2329	357	22	in	in	IN
huygens-treatise-2329	357	23	the	the	DT
huygens-treatise-2329	357	24	same	same	JJ
huygens-treatise-2329	357	25	figure	figure	NN
huygens-treatise-2329	357	26	the	the	DT
huygens-treatise-2329	357	27	straight	straight	JJ
huygens-treatise-2329	357	28	lines	line	NNS
huygens-treatise-2329	357	29	KO	KO	NNP
huygens-treatise-2329	357	30	parallel	parallel	NN
huygens-treatise-2329	357	31	to	to	IN
huygens-treatise-2329	357	32	BN	BN	NNP
huygens-treatise-2329	357	33	,	,	,
huygens-treatise-2329	357	34	and	and	CC
huygens-treatise-2329	357	35	all	all	PDT
huygens-treatise-2329	357	36	the	the	DT
huygens-treatise-2329	357	37	lines	line	NNS
huygens-treatise-2329	357	38	KL	KL	NNP
huygens-treatise-2329	357	39	parallel	parallel	NN
huygens-treatise-2329	357	40	to	to	IN
huygens-treatise-2329	357	41	AC	AC	NNP
huygens-treatise-2329	357	42	.	.	.
huygens-treatise-2329	358	1	Thus	thus	RB
huygens-treatise-2329	358	2	one	one	PRP
huygens-treatise-2329	358	3	will	will	MD
huygens-treatise-2329	358	4	see	see	VB
huygens-treatise-2329	358	5	that	that	IN
huygens-treatise-2329	358	6	the	the	DT
huygens-treatise-2329	358	7	wave	wave	NN
huygens-treatise-2329	358	8	CA	CA	NNP
huygens-treatise-2329	358	9	,	,	,
huygens-treatise-2329	358	10	from	from	IN
huygens-treatise-2329	358	11	being	be	VBG
huygens-treatise-2329	358	12	a	a	DT
huygens-treatise-2329	358	13	straight	straight	JJ
huygens-treatise-2329	358	14	line	line	NN
huygens-treatise-2329	358	15	,	,	,
huygens-treatise-2329	358	16	has	have	VBZ
huygens-treatise-2329	358	17	become	become	VBN
huygens-treatise-2329	358	18	broken	break	VBN
huygens-treatise-2329	358	19	in	in	IN
huygens-treatise-2329	358	20	all	all	PDT
huygens-treatise-2329	358	21	the	the	DT
huygens-treatise-2329	358	22	positions	position	NNS
huygens-treatise-2329	358	23	LKO	LKO	NNP
huygens-treatise-2329	358	24	successively	successively	RB
huygens-treatise-2329	358	25	,	,	,
huygens-treatise-2329	358	26	and	and	CC
huygens-treatise-2329	358	27	that	that	IN
huygens-treatise-2329	358	28	it	-PRON-	PRP
huygens-treatise-2329	358	29	has	have	VBZ
huygens-treatise-2329	358	30	again	again	RB
huygens-treatise-2329	358	31	become	become	VBN
huygens-treatise-2329	358	32	a	a	DT
huygens-treatise-2329	358	33	straight	straight	JJ
huygens-treatise-2329	358	34	line	line	NN
huygens-treatise-2329	358	35	at	at	IN
huygens-treatise-2329	358	36	BN	BN	NNP
huygens-treatise-2329	358	37	.	.	.
huygens-treatise-2329	359	1	This	this	DT
huygens-treatise-2329	359	2	being	be	VBG
huygens-treatise-2329	359	3	evident	evident	JJ
huygens-treatise-2329	359	4	by	by	IN
huygens-treatise-2329	359	5	what	what	WP
huygens-treatise-2329	359	6	has	have	VBZ
huygens-treatise-2329	359	7	already	already	RB
huygens-treatise-2329	359	8	been	be	VBN
huygens-treatise-2329	359	9	demonstrated	demonstrate	VBN
huygens-treatise-2329	359	10	,	,	,
huygens-treatise-2329	359	11	there	there	EX
huygens-treatise-2329	359	12	is	be	VBZ
huygens-treatise-2329	359	13	no	no	DT
huygens-treatise-2329	359	14	need	need	NN
huygens-treatise-2329	359	15	to	to	TO
huygens-treatise-2329	359	16	explain	explain	VB
huygens-treatise-2329	359	17	it	-PRON-	PRP
huygens-treatise-2329	359	18	further	further	RB
huygens-treatise-2329	359	19	.	.	.
huygens-treatise-2329	360	1	Now	now	RB
huygens-treatise-2329	360	2	,	,	,
huygens-treatise-2329	360	3	in	in	IN
huygens-treatise-2329	360	4	the	the	DT
huygens-treatise-2329	360	5	same	same	JJ
huygens-treatise-2329	360	6	figure	figure	NN
huygens-treatise-2329	360	7	,	,	,
huygens-treatise-2329	360	8	if	if	IN
huygens-treatise-2329	360	9	one	one	PRP
huygens-treatise-2329	360	10	draws	draw	VBZ
huygens-treatise-2329	360	11	EAF	EAF	NNP
huygens-treatise-2329	360	12	,	,	,
huygens-treatise-2329	360	13	which	which	WDT
huygens-treatise-2329	360	14	cuts	cut	VBZ
huygens-treatise-2329	360	15	the	the	DT
huygens-treatise-2329	360	16	plane	plane	NN
huygens-treatise-2329	360	17	AB	ab	NN
huygens-treatise-2329	360	18	at	at	IN
huygens-treatise-2329	360	19	right	right	JJ
huygens-treatise-2329	360	20	angles	angle	NNS
huygens-treatise-2329	360	21	at	at	IN
huygens-treatise-2329	360	22	the	the	DT
huygens-treatise-2329	360	23	point	point	NN
huygens-treatise-2329	360	24	A	A	NNP
huygens-treatise-2329	360	25	,	,	,
huygens-treatise-2329	360	26	since	since	IN
huygens-treatise-2329	360	27	AD	ad	NN
huygens-treatise-2329	360	28	is	be	VBZ
huygens-treatise-2329	360	29	perpendicular	perpendicular	JJ
huygens-treatise-2329	360	30	to	to	IN
huygens-treatise-2329	360	31	the	the	DT
huygens-treatise-2329	360	32	wave	wave	NN
huygens-treatise-2329	360	33	AC	AC	NNP
huygens-treatise-2329	360	34	,	,	,
huygens-treatise-2329	360	35	it	-PRON-	PRP
huygens-treatise-2329	360	36	will	will	MD
huygens-treatise-2329	360	37	be	be	VB
huygens-treatise-2329	360	38	DA	DA	NNP
huygens-treatise-2329	360	39	which	which	WDT
huygens-treatise-2329	360	40	will	will	MD
huygens-treatise-2329	360	41	mark	mark	VB
huygens-treatise-2329	360	42	the	the	DT
huygens-treatise-2329	360	43	ray	ray	NN
huygens-treatise-2329	360	44	of	of	IN
huygens-treatise-2329	360	45	incident	incident	NN
huygens-treatise-2329	360	46	light	light	NN
huygens-treatise-2329	360	47	,	,	,
huygens-treatise-2329	360	48	and	and	CC
huygens-treatise-2329	360	49	AN	an	DT
huygens-treatise-2329	360	50	which	which	WDT
huygens-treatise-2329	360	51	was	be	VBD
huygens-treatise-2329	360	52	perpendicular	perpendicular	JJ
huygens-treatise-2329	360	53	to	to	IN
huygens-treatise-2329	360	54	BN	BN	NNP
huygens-treatise-2329	360	55	,	,	,
huygens-treatise-2329	360	56	the	the	DT
huygens-treatise-2329	360	57	refracted	refracted	JJ
huygens-treatise-2329	360	58	ray	ray	NN
huygens-treatise-2329	360	59	:	:	:
huygens-treatise-2329	360	60	since	since	IN
huygens-treatise-2329	360	61	the	the	DT
huygens-treatise-2329	360	62	rays	ray	NNS
huygens-treatise-2329	360	63	are	be	VBP
huygens-treatise-2329	360	64	nothing	nothing	NN
huygens-treatise-2329	360	65	else	else	RB
huygens-treatise-2329	360	66	than	than	IN
huygens-treatise-2329	360	67	the	the	DT
huygens-treatise-2329	360	68	straight	straight	JJ
huygens-treatise-2329	360	69	lines	line	NNS
huygens-treatise-2329	360	70	along	along	IN
huygens-treatise-2329	360	71	which	which	WDT
huygens-treatise-2329	360	72	the	the	DT
huygens-treatise-2329	360	73	portions	portion	NNS
huygens-treatise-2329	360	74	of	of	IN
huygens-treatise-2329	360	75	the	the	DT
huygens-treatise-2329	360	76	waves	wave	NNS
huygens-treatise-2329	360	77	advance	advance	NN
huygens-treatise-2329	360	78	.	.	.
huygens-treatise-2329	361	1	Whence	whence	NN
huygens-treatise-2329	361	2	it	-PRON-	PRP
huygens-treatise-2329	361	3	is	be	VBZ
huygens-treatise-2329	361	4	easy	easy	JJ
huygens-treatise-2329	361	5	to	to	TO
huygens-treatise-2329	361	6	recognize	recognize	VB
huygens-treatise-2329	361	7	this	this	DT
huygens-treatise-2329	361	8	chief	chief	JJ
huygens-treatise-2329	361	9	property	property	NN
huygens-treatise-2329	361	10	of	of	IN
huygens-treatise-2329	361	11	refraction	refraction	NN
huygens-treatise-2329	361	12	,	,	,
huygens-treatise-2329	361	13	namely	namely	RB
huygens-treatise-2329	361	14	that	that	IN
huygens-treatise-2329	361	15	the	the	DT
huygens-treatise-2329	361	16	Sine	Sine	NNP
huygens-treatise-2329	361	17	of	of	IN
huygens-treatise-2329	361	18	the	the	DT
huygens-treatise-2329	361	19	angle	angle	NN
huygens-treatise-2329	361	20	DAE	DAE	NNP
huygens-treatise-2329	361	21	has	have	VBZ
huygens-treatise-2329	361	22	always	always	RB
huygens-treatise-2329	361	23	the	the	DT
huygens-treatise-2329	361	24	same	same	JJ
huygens-treatise-2329	361	25	ratio	ratio	NN
huygens-treatise-2329	361	26	to	to	IN
huygens-treatise-2329	361	27	the	the	DT
huygens-treatise-2329	361	28	Sine	Sine	NNP
huygens-treatise-2329	361	29	of	of	IN
huygens-treatise-2329	361	30	the	the	DT
huygens-treatise-2329	361	31	angle	angle	NN
huygens-treatise-2329	361	32	NAF	NAF	NNP
huygens-treatise-2329	361	33	,	,	,
huygens-treatise-2329	361	34	whatever	whatever	WDT
huygens-treatise-2329	361	35	be	be	VBP
huygens-treatise-2329	361	36	the	the	DT
huygens-treatise-2329	361	37	inclination	inclination	NN
huygens-treatise-2329	361	38	of	of	IN
huygens-treatise-2329	361	39	the	the	DT
huygens-treatise-2329	361	40	ray	ray	NNP
huygens-treatise-2329	361	41	DA	DA	NNP
huygens-treatise-2329	361	42	:	:	:
huygens-treatise-2329	361	43	and	and	CC
huygens-treatise-2329	361	44	that	that	IN
huygens-treatise-2329	361	45	this	this	DT
huygens-treatise-2329	361	46	ratio	ratio	NN
huygens-treatise-2329	361	47	is	be	VBZ
huygens-treatise-2329	361	48	the	the	DT
huygens-treatise-2329	361	49	same	same	JJ
huygens-treatise-2329	361	50	as	as	IN
huygens-treatise-2329	361	51	that	that	DT
huygens-treatise-2329	361	52	of	of	IN
huygens-treatise-2329	361	53	the	the	DT
huygens-treatise-2329	361	54	velocity	velocity	NN
huygens-treatise-2329	361	55	of	of	IN
huygens-treatise-2329	361	56	the	the	DT
huygens-treatise-2329	361	57	waves	wave	NNS
huygens-treatise-2329	361	58	in	in	IN
huygens-treatise-2329	361	59	the	the	DT
huygens-treatise-2329	361	60	transparent	transparent	JJ
huygens-treatise-2329	361	61	substance	substance	NN
huygens-treatise-2329	361	62	which	which	WDT
huygens-treatise-2329	361	63	is	be	VBZ
huygens-treatise-2329	361	64	towards	towards	IN
huygens-treatise-2329	361	65	AE	AE	NNP
huygens-treatise-2329	361	66	to	to	IN
huygens-treatise-2329	361	67	their	-PRON-	PRP$
huygens-treatise-2329	361	68	velocity	velocity	NN
huygens-treatise-2329	361	69	in	in	IN
huygens-treatise-2329	361	70	the	the	DT
huygens-treatise-2329	361	71	transparent	transparent	JJ
huygens-treatise-2329	361	72	substance	substance	NN
huygens-treatise-2329	361	73	towards	towards	IN
huygens-treatise-2329	361	74	AF	AF	NNP
huygens-treatise-2329	361	75	.	.	.
huygens-treatise-2329	362	1	For	for	IN
huygens-treatise-2329	362	2	,	,	,
huygens-treatise-2329	362	3	considering	consider	VBG
huygens-treatise-2329	362	4	AB	AB	NNP
huygens-treatise-2329	362	5	as	as	IN
huygens-treatise-2329	362	6	the	the	DT
huygens-treatise-2329	362	7	radius	radius	NN
huygens-treatise-2329	362	8	of	of	IN
huygens-treatise-2329	362	9	a	a	DT
huygens-treatise-2329	362	10	circle	circle	NN
huygens-treatise-2329	362	11	,	,	,
huygens-treatise-2329	362	12	the	the	DT
huygens-treatise-2329	362	13	Sine	Sine	NNP
huygens-treatise-2329	362	14	of	of	IN
huygens-treatise-2329	362	15	the	the	DT
huygens-treatise-2329	362	16	angle	angle	NN
huygens-treatise-2329	362	17	BAC	BAC	NNP
huygens-treatise-2329	362	18	is	be	VBZ
huygens-treatise-2329	362	19	BC	BC	NNP
huygens-treatise-2329	362	20	,	,	,
huygens-treatise-2329	362	21	and	and	CC
huygens-treatise-2329	362	22	the	the	DT
huygens-treatise-2329	362	23	Sine	Sine	NNP
huygens-treatise-2329	362	24	of	of	IN
huygens-treatise-2329	362	25	the	the	DT
huygens-treatise-2329	362	26	angle	angle	NN
huygens-treatise-2329	362	27	ABN	ABN	NNP
huygens-treatise-2329	362	28	is	be	VBZ
huygens-treatise-2329	362	29	AN	an	NN
huygens-treatise-2329	362	30	.	.	.
huygens-treatise-2329	363	1	But	but	CC
huygens-treatise-2329	363	2	the	the	DT
huygens-treatise-2329	363	3	angle	angle	NN
huygens-treatise-2329	363	4	BAC	BAC	NNP
huygens-treatise-2329	363	5	is	be	VBZ
huygens-treatise-2329	363	6	equal	equal	JJ
huygens-treatise-2329	363	7	to	to	IN
huygens-treatise-2329	363	8	DAE	DAE	NNP
huygens-treatise-2329	363	9	,	,	,
huygens-treatise-2329	363	10	since	since	IN
huygens-treatise-2329	363	11	each	each	DT
huygens-treatise-2329	363	12	of	of	IN
huygens-treatise-2329	363	13	them	-PRON-	PRP
huygens-treatise-2329	363	14	added	add	VBD
huygens-treatise-2329	363	15	to	to	IN
huygens-treatise-2329	363	16	CAE	CAE	NNP
huygens-treatise-2329	363	17	makes	make	VBZ
huygens-treatise-2329	363	18	a	a	DT
huygens-treatise-2329	363	19	right	right	JJ
huygens-treatise-2329	363	20	angle	angle	NN
huygens-treatise-2329	363	21	.	.	.
huygens-treatise-2329	364	1	And	and	CC
huygens-treatise-2329	364	2	the	the	DT
huygens-treatise-2329	364	3	angle	angle	NN
huygens-treatise-2329	364	4	ABN	ABN	NNP
huygens-treatise-2329	364	5	is	be	VBZ
huygens-treatise-2329	364	6	equal	equal	JJ
huygens-treatise-2329	364	7	to	to	IN
huygens-treatise-2329	364	8	NAF	NAF	NNP
huygens-treatise-2329	364	9	,	,	,
huygens-treatise-2329	364	10	since	since	IN
huygens-treatise-2329	364	11	each	each	DT
huygens-treatise-2329	364	12	of	of	IN
huygens-treatise-2329	364	13	them	-PRON-	PRP
huygens-treatise-2329	364	14	with	with	IN
huygens-treatise-2329	364	15	BAN	BAN	NNP
huygens-treatise-2329	364	16	makes	make	VBZ
huygens-treatise-2329	364	17	a	a	DT
huygens-treatise-2329	364	18	right	right	JJ
huygens-treatise-2329	364	19	angle	angle	NN
huygens-treatise-2329	364	20	.	.	.
huygens-treatise-2329	365	1	Then	then	RB
huygens-treatise-2329	365	2	also	also	RB
huygens-treatise-2329	365	3	the	the	DT
huygens-treatise-2329	365	4	Sine	Sine	NNP
huygens-treatise-2329	365	5	of	of	IN
huygens-treatise-2329	365	6	the	the	DT
huygens-treatise-2329	365	7	angle	angle	NN
huygens-treatise-2329	365	8	DAE	DAE	NNP
huygens-treatise-2329	365	9	is	be	VBZ
huygens-treatise-2329	365	10	to	to	IN
huygens-treatise-2329	365	11	the	the	DT
huygens-treatise-2329	365	12	Sine	Sine	NNP
huygens-treatise-2329	365	13	of	of	IN
huygens-treatise-2329	365	14	NAF	NAF	NNP
huygens-treatise-2329	365	15	as	as	IN
huygens-treatise-2329	365	16	BC	BC	NNP
huygens-treatise-2329	365	17	is	be	VBZ
huygens-treatise-2329	365	18	to	to	IN
huygens-treatise-2329	365	19	AN	an	NN
huygens-treatise-2329	365	20	.	.	.
huygens-treatise-2329	366	1	But	but	CC
huygens-treatise-2329	366	2	the	the	DT
huygens-treatise-2329	366	3	ratio	ratio	NN
huygens-treatise-2329	366	4	of	of	IN
huygens-treatise-2329	366	5	BC	BC	NNP
huygens-treatise-2329	366	6	to	to	IN
huygens-treatise-2329	366	7	AN	AN	NNP
huygens-treatise-2329	366	8	was	be	VBD
huygens-treatise-2329	366	9	the	the	DT
huygens-treatise-2329	366	10	same	same	JJ
huygens-treatise-2329	366	11	as	as	IN
huygens-treatise-2329	366	12	that	that	DT
huygens-treatise-2329	366	13	of	of	IN
huygens-treatise-2329	366	14	the	the	DT
huygens-treatise-2329	366	15	velocities	velocity	NNS
huygens-treatise-2329	366	16	of	of	IN
huygens-treatise-2329	366	17	light	light	NN
huygens-treatise-2329	366	18	in	in	IN
huygens-treatise-2329	366	19	the	the	DT
huygens-treatise-2329	366	20	substance	substance	NN
huygens-treatise-2329	366	21	which	which	WDT
huygens-treatise-2329	366	22	is	be	VBZ
huygens-treatise-2329	366	23	towards	towards	IN
huygens-treatise-2329	366	24	AE	AE	NNP
huygens-treatise-2329	366	25	and	and	CC
huygens-treatise-2329	366	26	in	in	IN
huygens-treatise-2329	366	27	that	that	DT
huygens-treatise-2329	366	28	which	which	WDT
huygens-treatise-2329	366	29	is	be	VBZ
huygens-treatise-2329	366	30	towards	towards	IN
huygens-treatise-2329	366	31	AF	AF	NNP
huygens-treatise-2329	366	32	;	;	:
huygens-treatise-2329	366	33	therefore	therefore	RB
huygens-treatise-2329	366	34	also	also	RB
huygens-treatise-2329	366	35	the	the	DT
huygens-treatise-2329	366	36	Sine	Sine	NNP
huygens-treatise-2329	366	37	of	of	IN
huygens-treatise-2329	366	38	the	the	DT
huygens-treatise-2329	366	39	angle	angle	NN
huygens-treatise-2329	366	40	DAE	DAE	NNP
huygens-treatise-2329	366	41	will	will	MD
huygens-treatise-2329	366	42	be	be	VB
huygens-treatise-2329	366	43	to	to	IN
huygens-treatise-2329	366	44	the	the	DT
huygens-treatise-2329	366	45	Sine	Sine	NNP
huygens-treatise-2329	366	46	of	of	IN
huygens-treatise-2329	366	47	the	the	DT
huygens-treatise-2329	366	48	angle	angle	NN
huygens-treatise-2329	366	49	NAF	NAF	NNP
huygens-treatise-2329	366	50	the	the	DT
huygens-treatise-2329	366	51	same	same	JJ
huygens-treatise-2329	366	52	as	as	IN
huygens-treatise-2329	366	53	the	the	DT
huygens-treatise-2329	366	54	said	say	VBN
huygens-treatise-2329	366	55	velocities	velocity	NNS
huygens-treatise-2329	366	56	of	of	IN
huygens-treatise-2329	366	57	light	light	NN
huygens-treatise-2329	366	58	.	.	.
huygens-treatise-2329	367	1	To	to	TO
huygens-treatise-2329	367	2	see	see	VB
huygens-treatise-2329	367	3	,	,	,
huygens-treatise-2329	367	4	consequently	consequently	RB
huygens-treatise-2329	367	5	,	,	,
huygens-treatise-2329	367	6	what	what	WP
huygens-treatise-2329	367	7	the	the	DT
huygens-treatise-2329	367	8	refraction	refraction	NN
huygens-treatise-2329	367	9	will	will	MD
huygens-treatise-2329	367	10	be	be	VB
huygens-treatise-2329	367	11	when	when	WRB
huygens-treatise-2329	367	12	the	the	DT
huygens-treatise-2329	367	13	waves	wave	NNS
huygens-treatise-2329	367	14	of	of	IN
huygens-treatise-2329	367	15	light	light	JJ
huygens-treatise-2329	367	16	pass	pass	NN
huygens-treatise-2329	367	17	into	into	IN
huygens-treatise-2329	367	18	a	a	DT
huygens-treatise-2329	367	19	substance	substance	NN
huygens-treatise-2329	367	20	in	in	IN
huygens-treatise-2329	367	21	which	which	WDT
huygens-treatise-2329	367	22	the	the	DT
huygens-treatise-2329	367	23	movement	movement	NN
huygens-treatise-2329	367	24	travels	travel	VBZ
huygens-treatise-2329	367	25	more	more	RBR
huygens-treatise-2329	367	26	quickly	quickly	RB
huygens-treatise-2329	367	27	than	than	IN
huygens-treatise-2329	367	28	in	in	IN
huygens-treatise-2329	367	29	that	that	DT
huygens-treatise-2329	367	30	from	from	IN
huygens-treatise-2329	367	31	which	which	WDT
huygens-treatise-2329	367	32	they	-PRON-	PRP
huygens-treatise-2329	367	33	emerge	emerge	VBP
huygens-treatise-2329	367	34	(	(	-LRB-
huygens-treatise-2329	367	35	let	let	VB
huygens-treatise-2329	367	36	us	-PRON-	PRP
huygens-treatise-2329	367	37	again	again	RB
huygens-treatise-2329	367	38	assume	assume	VB
huygens-treatise-2329	367	39	the	the	DT
huygens-treatise-2329	367	40	ratio	ratio	NN
huygens-treatise-2329	367	41	of	of	IN
huygens-treatise-2329	367	42	3	3	CD
huygens-treatise-2329	367	43	to	to	IN
huygens-treatise-2329	367	44	2	2	CD
huygens-treatise-2329	367	45	)	)	-RRB-
huygens-treatise-2329	367	46	,	,	,
huygens-treatise-2329	367	47	it	-PRON-	PRP
huygens-treatise-2329	367	48	is	be	VBZ
huygens-treatise-2329	367	49	only	only	RB
huygens-treatise-2329	367	50	necessary	necessary	JJ
huygens-treatise-2329	367	51	to	to	TO
huygens-treatise-2329	367	52	repeat	repeat	VB
huygens-treatise-2329	367	53	all	all	PDT
huygens-treatise-2329	367	54	the	the	DT
huygens-treatise-2329	367	55	same	same	JJ
huygens-treatise-2329	367	56	construction	construction	NN
huygens-treatise-2329	367	57	and	and	CC
huygens-treatise-2329	367	58	demonstration	demonstration	NN
huygens-treatise-2329	367	59	which	which	WDT
huygens-treatise-2329	367	60	we	-PRON-	PRP
huygens-treatise-2329	367	61	have	have	VBP
huygens-treatise-2329	367	62	just	just	RB
huygens-treatise-2329	367	63	used	use	VBN
huygens-treatise-2329	367	64	,	,	,
huygens-treatise-2329	367	65	merely	merely	RB
huygens-treatise-2329	367	66	substituting	substitute	VBG
huygens-treatise-2329	367	67	everywhere	everywhere	RB
huygens-treatise-2329	367	68	3/2	3/2	CD
huygens-treatise-2329	367	69	instead	instead	RB
huygens-treatise-2329	367	70	of	of	IN
huygens-treatise-2329	367	71	2/3	2/3	CD
huygens-treatise-2329	367	72	.	.	.
huygens-treatise-2329	368	1	And	and	CC
huygens-treatise-2329	368	2	it	-PRON-	PRP
huygens-treatise-2329	368	3	will	will	MD
huygens-treatise-2329	368	4	be	be	VB
huygens-treatise-2329	368	5	found	find	VBN
huygens-treatise-2329	368	6	by	by	IN
huygens-treatise-2329	368	7	the	the	DT
huygens-treatise-2329	368	8	same	same	JJ
huygens-treatise-2329	368	9	reasoning	reasoning	NN
huygens-treatise-2329	368	10	,	,	,
huygens-treatise-2329	368	11	in	in	IN
huygens-treatise-2329	368	12	this	this	DT
huygens-treatise-2329	368	13	other	other	JJ
huygens-treatise-2329	368	14	figure	figure	NN
huygens-treatise-2329	368	15	,	,	,
huygens-treatise-2329	368	16	that	that	IN
huygens-treatise-2329	368	17	when	when	WRB
huygens-treatise-2329	368	18	the	the	DT
huygens-treatise-2329	368	19	piece	piece	NN
huygens-treatise-2329	368	20	C	C	NNP
huygens-treatise-2329	368	21	of	of	IN
huygens-treatise-2329	368	22	the	the	DT
huygens-treatise-2329	368	23	wave	wave	NN
huygens-treatise-2329	368	24	AC	AC	NNP
huygens-treatise-2329	368	25	shall	shall	MD
huygens-treatise-2329	368	26	have	have	VB
huygens-treatise-2329	368	27	reached	reach	VBN
huygens-treatise-2329	368	28	the	the	DT
huygens-treatise-2329	368	29	surface	surface	NN
huygens-treatise-2329	368	30	AB	ab	NN
huygens-treatise-2329	368	31	at	at	IN
huygens-treatise-2329	368	32	B	b	NN
huygens-treatise-2329	368	33	,	,	,
huygens-treatise-2329	368	34	all	all	PDT
huygens-treatise-2329	368	35	the	the	DT
huygens-treatise-2329	368	36	portions	portion	NNS
huygens-treatise-2329	368	37	of	of	IN
huygens-treatise-2329	368	38	the	the	DT
huygens-treatise-2329	368	39	wave	wave	NN
huygens-treatise-2329	368	40	AC	AC	NNP
huygens-treatise-2329	368	41	will	will	MD
huygens-treatise-2329	368	42	have	have	VB
huygens-treatise-2329	368	43	advanced	advance	VBN
huygens-treatise-2329	368	44	as	as	RB
huygens-treatise-2329	368	45	far	far	RB
huygens-treatise-2329	368	46	as	as	IN
huygens-treatise-2329	368	47	BN	BN	NNP
huygens-treatise-2329	368	48	,	,	,
huygens-treatise-2329	368	49	so	so	IN
huygens-treatise-2329	368	50	that	that	IN
huygens-treatise-2329	368	51	BC	BC	NNP
huygens-treatise-2329	368	52	the	the	DT
huygens-treatise-2329	368	53	perpendicular	perpendicular	NN
huygens-treatise-2329	368	54	on	on	IN
huygens-treatise-2329	368	55	AC	AC	NNP
huygens-treatise-2329	368	56	is	be	VBZ
huygens-treatise-2329	368	57	to	to	IN
huygens-treatise-2329	368	58	AN	an	DT
huygens-treatise-2329	368	59	the	the	DT
huygens-treatise-2329	368	60	perpendicular	perpendicular	NN
huygens-treatise-2329	368	61	on	on	IN
huygens-treatise-2329	368	62	BN	BN	NNP
huygens-treatise-2329	368	63	as	as	IN
huygens-treatise-2329	368	64	2	2	CD
huygens-treatise-2329	368	65	to	to	IN
huygens-treatise-2329	368	66	3	3	CD
huygens-treatise-2329	368	67	.	.	.
huygens-treatise-2329	369	1	And	and	CC
huygens-treatise-2329	369	2	there	there	EX
huygens-treatise-2329	369	3	will	will	MD
huygens-treatise-2329	369	4	finally	finally	RB
huygens-treatise-2329	369	5	be	be	VB
huygens-treatise-2329	369	6	this	this	DT
huygens-treatise-2329	369	7	same	same	JJ
huygens-treatise-2329	369	8	ratio	ratio	NN
huygens-treatise-2329	369	9	of	of	IN
huygens-treatise-2329	369	10	2	2	CD
huygens-treatise-2329	369	11	to	to	IN
huygens-treatise-2329	369	12	3	3	CD
huygens-treatise-2329	369	13	between	between	IN
huygens-treatise-2329	369	14	the	the	DT
huygens-treatise-2329	369	15	Sine	Sine	NNP
huygens-treatise-2329	369	16	of	of	IN
huygens-treatise-2329	369	17	the	the	DT
huygens-treatise-2329	369	18	angle	angle	NN
huygens-treatise-2329	369	19	BAD	BAD	NNP
huygens-treatise-2329	369	20	and	and	CC
huygens-treatise-2329	369	21	the	the	DT
huygens-treatise-2329	369	22	Sine	Sine	NNP
huygens-treatise-2329	369	23	of	of	IN
huygens-treatise-2329	369	24	the	the	DT
huygens-treatise-2329	369	25	angle	angle	NN
huygens-treatise-2329	369	26	FAN	fan	NN
huygens-treatise-2329	369	27	.	.	.
huygens-treatise-2329	370	1	Hence	hence	RB
huygens-treatise-2329	370	2	one	one	PRP
huygens-treatise-2329	370	3	sees	see	VBZ
huygens-treatise-2329	370	4	the	the	DT
huygens-treatise-2329	370	5	reciprocal	reciprocal	JJ
huygens-treatise-2329	370	6	relation	relation	NN
huygens-treatise-2329	370	7	of	of	IN
huygens-treatise-2329	370	8	the	the	DT
huygens-treatise-2329	370	9	refractions	refraction	NNS
huygens-treatise-2329	370	10	of	of	IN
huygens-treatise-2329	370	11	the	the	DT
huygens-treatise-2329	370	12	ray	ray	NN
huygens-treatise-2329	370	13	on	on	IN
huygens-treatise-2329	370	14	entering	enter	VBG
huygens-treatise-2329	370	15	and	and	CC
huygens-treatise-2329	370	16	on	on	IN
huygens-treatise-2329	370	17	leaving	leave	VBG
huygens-treatise-2329	370	18	one	one	CD
huygens-treatise-2329	370	19	and	and	CC
huygens-treatise-2329	370	20	the	the	DT
huygens-treatise-2329	370	21	same	same	JJ
huygens-treatise-2329	370	22	transparent	transparent	JJ
huygens-treatise-2329	370	23	body	body	NN
huygens-treatise-2329	370	24	:	:	:
huygens-treatise-2329	370	25	namely	namely	RB
huygens-treatise-2329	370	26	that	that	IN
huygens-treatise-2329	370	27	if	if	IN
huygens-treatise-2329	370	28	NA	NA	NNP
huygens-treatise-2329	370	29	falling	fall	VBG
huygens-treatise-2329	370	30	on	on	IN
huygens-treatise-2329	370	31	the	the	DT
huygens-treatise-2329	370	32	external	external	JJ
huygens-treatise-2329	370	33	surface	surface	NN
huygens-treatise-2329	370	34	AB	AB	NNP
huygens-treatise-2329	370	35	is	be	VBZ
huygens-treatise-2329	370	36	refracted	refract	VBN
huygens-treatise-2329	370	37	into	into	IN
huygens-treatise-2329	370	38	the	the	DT
huygens-treatise-2329	370	39	direction	direction	NN
huygens-treatise-2329	370	40	AD	ad	NN
huygens-treatise-2329	370	41	,	,	,
huygens-treatise-2329	370	42	so	so	IN
huygens-treatise-2329	370	43	the	the	DT
huygens-treatise-2329	370	44	ray	ray	NN
huygens-treatise-2329	370	45	AD	ad	NN
huygens-treatise-2329	370	46	will	will	MD
huygens-treatise-2329	370	47	be	be	VB
huygens-treatise-2329	370	48	refracted	refract	VBN
huygens-treatise-2329	370	49	on	on	IN
huygens-treatise-2329	370	50	leaving	leave	VBG
huygens-treatise-2329	370	51	the	the	DT
huygens-treatise-2329	370	52	transparent	transparent	JJ
huygens-treatise-2329	370	53	body	body	NN
huygens-treatise-2329	370	54	into	into	IN
huygens-treatise-2329	370	55	the	the	DT
huygens-treatise-2329	370	56	direction	direction	NN
huygens-treatise-2329	370	57	AN	an	NN
huygens-treatise-2329	370	58	.	.	.
huygens-treatise-2329	371	1	[	[	-LRB-
huygens-treatise-2329	371	2	Illustration	illustration	NN
huygens-treatise-2329	371	3	]	]	-RRB-
huygens-treatise-2329	371	4	One	one	NN
huygens-treatise-2329	371	5	sees	see	VBZ
huygens-treatise-2329	371	6	also	also	RB
huygens-treatise-2329	371	7	the	the	DT
huygens-treatise-2329	371	8	reason	reason	NN
huygens-treatise-2329	371	9	for	for	IN
huygens-treatise-2329	371	10	a	a	DT
huygens-treatise-2329	371	11	noteworthy	noteworthy	JJ
huygens-treatise-2329	371	12	accident	accident	NN
huygens-treatise-2329	371	13	which	which	WDT
huygens-treatise-2329	371	14	happens	happen	VBZ
huygens-treatise-2329	371	15	in	in	IN
huygens-treatise-2329	371	16	this	this	DT
huygens-treatise-2329	371	17	refraction	refraction	NN
huygens-treatise-2329	371	18	:	:	:
huygens-treatise-2329	371	19	which	which	WDT
huygens-treatise-2329	371	20	is	be	VBZ
huygens-treatise-2329	371	21	this	this	DT
huygens-treatise-2329	371	22	,	,	,
huygens-treatise-2329	371	23	that	that	IN
huygens-treatise-2329	371	24	after	after	IN
huygens-treatise-2329	371	25	a	a	DT
huygens-treatise-2329	371	26	certain	certain	JJ
huygens-treatise-2329	371	27	obliquity	obliquity	NN
huygens-treatise-2329	371	28	of	of	IN
huygens-treatise-2329	371	29	the	the	DT
huygens-treatise-2329	371	30	incident	incident	NN
huygens-treatise-2329	371	31	ray	ray	NNP
huygens-treatise-2329	371	32	DA	DA	NNP
huygens-treatise-2329	371	33	,	,	,
huygens-treatise-2329	371	34	it	-PRON-	PRP
huygens-treatise-2329	371	35	begins	begin	VBZ
huygens-treatise-2329	371	36	to	to	TO
huygens-treatise-2329	371	37	be	be	VB
huygens-treatise-2329	371	38	quite	quite	RB
huygens-treatise-2329	371	39	unable	unable	JJ
huygens-treatise-2329	371	40	to	to	TO
huygens-treatise-2329	371	41	penetrate	penetrate	VB
huygens-treatise-2329	371	42	into	into	IN
huygens-treatise-2329	371	43	the	the	DT
huygens-treatise-2329	371	44	other	other	JJ
huygens-treatise-2329	371	45	transparent	transparent	JJ
huygens-treatise-2329	371	46	substance	substance	NN
huygens-treatise-2329	371	47	.	.	.
huygens-treatise-2329	372	1	For	for	IN
huygens-treatise-2329	372	2	if	if	IN
huygens-treatise-2329	372	3	the	the	DT
huygens-treatise-2329	372	4	angle	angle	NN
huygens-treatise-2329	372	5	DAQ	DAQ	NNP
huygens-treatise-2329	372	6	or	or	CC
huygens-treatise-2329	372	7	CBA	CBA	NNP
huygens-treatise-2329	372	8	is	be	VBZ
huygens-treatise-2329	372	9	such	such	JJ
huygens-treatise-2329	372	10	that	that	IN
huygens-treatise-2329	372	11	in	in	IN
huygens-treatise-2329	372	12	the	the	DT
huygens-treatise-2329	372	13	triangle	triangle	NN
huygens-treatise-2329	372	14	ACB	ACB	NNP
huygens-treatise-2329	372	15	,	,	,
huygens-treatise-2329	372	16	CB	CB	NNP
huygens-treatise-2329	372	17	is	be	VBZ
huygens-treatise-2329	372	18	equal	equal	JJ
huygens-treatise-2329	372	19	to	to	IN
huygens-treatise-2329	372	20	2/3	2/3	CD
huygens-treatise-2329	372	21	of	of	IN
huygens-treatise-2329	372	22	AB	AB	NNP
huygens-treatise-2329	372	23	,	,	,
huygens-treatise-2329	372	24	or	or	CC
huygens-treatise-2329	372	25	is	be	VBZ
huygens-treatise-2329	372	26	greater	great	JJR
huygens-treatise-2329	372	27	,	,	,
huygens-treatise-2329	372	28	then	then	RB
huygens-treatise-2329	372	29	AN	an	DT
huygens-treatise-2329	372	30	can	can	MD
huygens-treatise-2329	372	31	not	not	RB
huygens-treatise-2329	372	32	form	form	VB
huygens-treatise-2329	372	33	one	one	CD
huygens-treatise-2329	372	34	side	side	NN
huygens-treatise-2329	372	35	of	of	IN
huygens-treatise-2329	372	36	the	the	DT
huygens-treatise-2329	372	37	triangle	triangle	NN
huygens-treatise-2329	372	38	ANB	ANB	NNP
huygens-treatise-2329	372	39	,	,	,
huygens-treatise-2329	372	40	since	since	IN
huygens-treatise-2329	372	41	it	-PRON-	PRP
huygens-treatise-2329	372	42	becomes	become	VBZ
huygens-treatise-2329	372	43	equal	equal	JJ
huygens-treatise-2329	372	44	to	to	IN
huygens-treatise-2329	372	45	or	or	CC
huygens-treatise-2329	372	46	greater	great	JJR
huygens-treatise-2329	372	47	than	than	IN
huygens-treatise-2329	372	48	AB	AB	NNP
huygens-treatise-2329	372	49	:	:	:
huygens-treatise-2329	372	50	so	so	IN
huygens-treatise-2329	372	51	that	that	IN
huygens-treatise-2329	372	52	the	the	DT
huygens-treatise-2329	372	53	portion	portion	NN
huygens-treatise-2329	372	54	of	of	IN
huygens-treatise-2329	372	55	wave	wave	NN
huygens-treatise-2329	372	56	BN	BN	NNP
huygens-treatise-2329	372	57	can	can	MD
huygens-treatise-2329	372	58	not	not	RB
huygens-treatise-2329	372	59	be	be	VB
huygens-treatise-2329	372	60	found	find	VBN
huygens-treatise-2329	372	61	anywhere	anywhere	RB
huygens-treatise-2329	372	62	,	,	,
huygens-treatise-2329	372	63	neither	neither	RB
huygens-treatise-2329	372	64	consequently	consequently	RB
huygens-treatise-2329	372	65	can	can	MD
huygens-treatise-2329	372	66	AN	an	DT
huygens-treatise-2329	372	67	,	,	,
huygens-treatise-2329	372	68	which	which	WDT
huygens-treatise-2329	372	69	ought	ought	MD
huygens-treatise-2329	372	70	to	to	TO
huygens-treatise-2329	372	71	be	be	VB
huygens-treatise-2329	372	72	perpendicular	perpendicular	JJ
huygens-treatise-2329	372	73	to	to	IN
huygens-treatise-2329	372	74	it	-PRON-	PRP
huygens-treatise-2329	372	75	.	.	.
huygens-treatise-2329	373	1	And	and	CC
huygens-treatise-2329	373	2	thus	thus	RB
huygens-treatise-2329	373	3	the	the	DT
huygens-treatise-2329	373	4	incident	incident	NN
huygens-treatise-2329	373	5	ray	ray	NNP
huygens-treatise-2329	373	6	DA	DA	NNP
huygens-treatise-2329	373	7	does	do	VBZ
huygens-treatise-2329	373	8	not	not	RB
huygens-treatise-2329	373	9	then	then	RB
huygens-treatise-2329	373	10	pierce	pierce	VB
huygens-treatise-2329	373	11	the	the	DT
huygens-treatise-2329	373	12	surface	surface	NN
huygens-treatise-2329	373	13	AB	ab	NN
huygens-treatise-2329	373	14	.	.	.
huygens-treatise-2329	374	1	When	when	WRB
huygens-treatise-2329	374	2	the	the	DT
huygens-treatise-2329	374	3	ratio	ratio	NN
huygens-treatise-2329	374	4	of	of	IN
huygens-treatise-2329	374	5	the	the	DT
huygens-treatise-2329	374	6	velocities	velocity	NNS
huygens-treatise-2329	374	7	of	of	IN
huygens-treatise-2329	374	8	the	the	DT
huygens-treatise-2329	374	9	waves	wave	NNS
huygens-treatise-2329	374	10	is	be	VBZ
huygens-treatise-2329	374	11	as	as	IN
huygens-treatise-2329	374	12	two	two	CD
huygens-treatise-2329	374	13	to	to	IN
huygens-treatise-2329	374	14	three	three	CD
huygens-treatise-2329	374	15	,	,	,
huygens-treatise-2329	374	16	as	as	IN
huygens-treatise-2329	374	17	in	in	IN
huygens-treatise-2329	374	18	our	-PRON-	PRP$
huygens-treatise-2329	374	19	example	example	NN
huygens-treatise-2329	374	20	,	,	,
huygens-treatise-2329	374	21	which	which	WDT
huygens-treatise-2329	374	22	is	be	VBZ
huygens-treatise-2329	374	23	that	that	DT
huygens-treatise-2329	374	24	which	which	WDT
huygens-treatise-2329	374	25	obtains	obtain	VBZ
huygens-treatise-2329	374	26	for	for	IN
huygens-treatise-2329	374	27	glass	glass	NN
huygens-treatise-2329	374	28	and	and	CC
huygens-treatise-2329	374	29	air	air	NN
huygens-treatise-2329	374	30	,	,	,
huygens-treatise-2329	374	31	the	the	DT
huygens-treatise-2329	374	32	angle	angle	NN
huygens-treatise-2329	374	33	DAQ	DAQ	NNP
huygens-treatise-2329	374	34	must	must	MD
huygens-treatise-2329	374	35	be	be	VB
huygens-treatise-2329	374	36	more	more	JJR
huygens-treatise-2329	374	37	than	than	IN
huygens-treatise-2329	374	38	48	48	CD
huygens-treatise-2329	374	39	degrees	degree	NNS
huygens-treatise-2329	374	40	11	11	CD
huygens-treatise-2329	374	41	minutes	minute	NNS
huygens-treatise-2329	374	42	in	in	IN
huygens-treatise-2329	374	43	order	order	NN
huygens-treatise-2329	374	44	that	that	IN
huygens-treatise-2329	374	45	the	the	DT
huygens-treatise-2329	374	46	ray	ray	NN
huygens-treatise-2329	374	47	DA	DA	NNP
huygens-treatise-2329	374	48	may	may	MD
huygens-treatise-2329	374	49	be	be	VB
huygens-treatise-2329	374	50	able	able	JJ
huygens-treatise-2329	374	51	to	to	TO
huygens-treatise-2329	374	52	pass	pass	VB
huygens-treatise-2329	374	53	by	by	IN
huygens-treatise-2329	374	54	refraction	refraction	NN
huygens-treatise-2329	374	55	.	.	.
huygens-treatise-2329	375	1	And	and	CC
huygens-treatise-2329	375	2	when	when	WRB
huygens-treatise-2329	375	3	the	the	DT
huygens-treatise-2329	375	4	ratio	ratio	NN
huygens-treatise-2329	375	5	of	of	IN
huygens-treatise-2329	375	6	the	the	DT
huygens-treatise-2329	375	7	velocities	velocity	NNS
huygens-treatise-2329	375	8	is	be	VBZ
huygens-treatise-2329	375	9	as	as	IN
huygens-treatise-2329	375	10	3	3	CD
huygens-treatise-2329	375	11	to	to	IN
huygens-treatise-2329	375	12	4	4	CD
huygens-treatise-2329	375	13	,	,	,
huygens-treatise-2329	375	14	as	as	IN
huygens-treatise-2329	375	15	it	-PRON-	PRP
huygens-treatise-2329	375	16	is	be	VBZ
huygens-treatise-2329	375	17	very	very	RB
huygens-treatise-2329	375	18	nearly	nearly	RB
huygens-treatise-2329	375	19	in	in	IN
huygens-treatise-2329	375	20	water	water	NN
huygens-treatise-2329	375	21	and	and	CC
huygens-treatise-2329	375	22	air	air	NN
huygens-treatise-2329	375	23	,	,	,
huygens-treatise-2329	375	24	this	this	DT
huygens-treatise-2329	375	25	angle	angle	NN
huygens-treatise-2329	375	26	DAQ	DAQ	NNP
huygens-treatise-2329	375	27	must	must	MD
huygens-treatise-2329	375	28	exceed	exceed	VB
huygens-treatise-2329	375	29	41	41	CD
huygens-treatise-2329	375	30	degrees	degree	NNS
huygens-treatise-2329	375	31	24	24	CD
huygens-treatise-2329	375	32	minutes	minute	NNS
huygens-treatise-2329	375	33	.	.	.
huygens-treatise-2329	376	1	And	and	CC
huygens-treatise-2329	376	2	this	this	DT
huygens-treatise-2329	376	3	accords	accord	NNS
huygens-treatise-2329	376	4	perfectly	perfectly	RB
huygens-treatise-2329	376	5	with	with	IN
huygens-treatise-2329	376	6	experiment	experiment	NN
huygens-treatise-2329	376	7	.	.	.
huygens-treatise-2329	377	1	But	but	CC
huygens-treatise-2329	377	2	it	-PRON-	PRP
huygens-treatise-2329	377	3	might	may	MD
huygens-treatise-2329	377	4	here	here	RB
huygens-treatise-2329	377	5	be	be	VB
huygens-treatise-2329	377	6	asked	ask	VBN
huygens-treatise-2329	377	7	:	:	:
huygens-treatise-2329	377	8	since	since	IN
huygens-treatise-2329	377	9	the	the	DT
huygens-treatise-2329	377	10	meeting	meeting	NN
huygens-treatise-2329	377	11	of	of	IN
huygens-treatise-2329	377	12	the	the	DT
huygens-treatise-2329	377	13	wave	wave	NN
huygens-treatise-2329	377	14	AC	AC	NNP
huygens-treatise-2329	377	15	against	against	IN
huygens-treatise-2329	377	16	the	the	DT
huygens-treatise-2329	377	17	surface	surface	NN
huygens-treatise-2329	377	18	AB	AB	NNP
huygens-treatise-2329	377	19	ought	ought	MD
huygens-treatise-2329	377	20	to	to	TO
huygens-treatise-2329	377	21	produce	produce	VB
huygens-treatise-2329	377	22	movement	movement	NN
huygens-treatise-2329	377	23	in	in	IN
huygens-treatise-2329	377	24	the	the	DT
huygens-treatise-2329	377	25	matter	matter	NN
huygens-treatise-2329	377	26	which	which	WDT
huygens-treatise-2329	377	27	is	be	VBZ
huygens-treatise-2329	377	28	on	on	IN
huygens-treatise-2329	377	29	the	the	DT
huygens-treatise-2329	377	30	other	other	JJ
huygens-treatise-2329	377	31	side	side	NN
huygens-treatise-2329	377	32	,	,	,
huygens-treatise-2329	377	33	why	why	WRB
huygens-treatise-2329	377	34	does	do	VBZ
huygens-treatise-2329	377	35	no	no	DT
huygens-treatise-2329	377	36	light	light	NN
huygens-treatise-2329	377	37	pass	pass	VB
huygens-treatise-2329	377	38	there	there	RB
huygens-treatise-2329	377	39	?	?	.
huygens-treatise-2329	378	1	To	to	TO
huygens-treatise-2329	378	2	which	which	WDT
huygens-treatise-2329	378	3	the	the	DT
huygens-treatise-2329	378	4	reply	reply	NN
huygens-treatise-2329	378	5	is	be	VBZ
huygens-treatise-2329	378	6	easy	easy	JJ
huygens-treatise-2329	378	7	if	if	IN
huygens-treatise-2329	378	8	one	one	CD
huygens-treatise-2329	378	9	remembers	remember	VBZ
huygens-treatise-2329	378	10	what	what	WP
huygens-treatise-2329	378	11	has	have	VBZ
huygens-treatise-2329	378	12	been	be	VBN
huygens-treatise-2329	378	13	said	say	VBN
huygens-treatise-2329	378	14	before	before	RB
huygens-treatise-2329	378	15	.	.	.
huygens-treatise-2329	379	1	For	for	IN
huygens-treatise-2329	379	2	although	although	IN
huygens-treatise-2329	379	3	it	-PRON-	PRP
huygens-treatise-2329	379	4	generates	generate	VBZ
huygens-treatise-2329	379	5	an	an	DT
huygens-treatise-2329	379	6	infinitude	infinitude	NN
huygens-treatise-2329	379	7	of	of	IN
huygens-treatise-2329	379	8	partial	partial	JJ
huygens-treatise-2329	379	9	waves	wave	NNS
huygens-treatise-2329	379	10	in	in	IN
huygens-treatise-2329	379	11	the	the	DT
huygens-treatise-2329	379	12	matter	matter	NN
huygens-treatise-2329	379	13	which	which	WDT
huygens-treatise-2329	379	14	is	be	VBZ
huygens-treatise-2329	379	15	at	at	IN
huygens-treatise-2329	379	16	the	the	DT
huygens-treatise-2329	379	17	other	other	JJ
huygens-treatise-2329	379	18	side	side	NN
huygens-treatise-2329	379	19	of	of	IN
huygens-treatise-2329	379	20	AB	AB	NNP
huygens-treatise-2329	379	21	,	,	,
huygens-treatise-2329	379	22	these	these	DT
huygens-treatise-2329	379	23	waves	wave	NNS
huygens-treatise-2329	379	24	never	never	RB
huygens-treatise-2329	379	25	have	have	VBP
huygens-treatise-2329	379	26	a	a	DT
huygens-treatise-2329	379	27	common	common	JJ
huygens-treatise-2329	379	28	tangent	tangent	NN
huygens-treatise-2329	379	29	line	line	NN
huygens-treatise-2329	379	30	(	(	-LRB-
huygens-treatise-2329	379	31	either	either	CC
huygens-treatise-2329	379	32	straight	straight	RB
huygens-treatise-2329	379	33	or	or	CC
huygens-treatise-2329	379	34	curved	curved	JJ
huygens-treatise-2329	379	35	)	)	-RRB-
huygens-treatise-2329	379	36	at	at	IN
huygens-treatise-2329	379	37	the	the	DT
huygens-treatise-2329	379	38	same	same	JJ
huygens-treatise-2329	379	39	moment	moment	NN
huygens-treatise-2329	379	40	;	;	:
huygens-treatise-2329	379	41	and	and	CC
huygens-treatise-2329	379	42	so	so	RB
huygens-treatise-2329	379	43	there	there	EX
huygens-treatise-2329	379	44	is	be	VBZ
huygens-treatise-2329	379	45	no	no	DT
huygens-treatise-2329	379	46	line	line	NN
huygens-treatise-2329	379	47	terminating	terminate	VBG
huygens-treatise-2329	379	48	the	the	DT
huygens-treatise-2329	379	49	propagation	propagation	NN
huygens-treatise-2329	379	50	of	of	IN
huygens-treatise-2329	379	51	the	the	DT
huygens-treatise-2329	379	52	wave	wave	NN
huygens-treatise-2329	379	53	AC	AC	NNP
huygens-treatise-2329	379	54	beyond	beyond	IN
huygens-treatise-2329	379	55	the	the	DT
huygens-treatise-2329	379	56	plane	plane	NN
huygens-treatise-2329	379	57	AB	ab	NN
huygens-treatise-2329	379	58	,	,	,
huygens-treatise-2329	379	59	nor	nor	CC
huygens-treatise-2329	379	60	any	any	DT
huygens-treatise-2329	379	61	place	place	NN
huygens-treatise-2329	379	62	where	where	WRB
huygens-treatise-2329	379	63	the	the	DT
huygens-treatise-2329	379	64	movement	movement	NN
huygens-treatise-2329	379	65	is	be	VBZ
huygens-treatise-2329	379	66	gathered	gather	VBN
huygens-treatise-2329	379	67	together	together	RB
huygens-treatise-2329	379	68	in	in	IN
huygens-treatise-2329	379	69	sufficiently	sufficiently	RB
huygens-treatise-2329	379	70	great	great	JJ
huygens-treatise-2329	379	71	quantity	quantity	NN
huygens-treatise-2329	379	72	to	to	TO
huygens-treatise-2329	379	73	produce	produce	VB
huygens-treatise-2329	379	74	light	light	NN
huygens-treatise-2329	379	75	.	.	.
huygens-treatise-2329	380	1	And	and	CC
huygens-treatise-2329	380	2	one	one	NN
huygens-treatise-2329	380	3	will	will	MD
huygens-treatise-2329	380	4	easily	easily	RB
huygens-treatise-2329	380	5	see	see	VB
huygens-treatise-2329	380	6	the	the	DT
huygens-treatise-2329	380	7	truth	truth	NN
huygens-treatise-2329	380	8	of	of	IN
huygens-treatise-2329	380	9	this	this	DT
huygens-treatise-2329	380	10	,	,	,
huygens-treatise-2329	380	11	namely	namely	RB
huygens-treatise-2329	380	12	that	that	IN
huygens-treatise-2329	380	13	CB	CB	NNP
huygens-treatise-2329	380	14	being	be	VBG
huygens-treatise-2329	380	15	larger	large	JJR
huygens-treatise-2329	380	16	than	than	IN
huygens-treatise-2329	380	17	2/3	2/3	CD
huygens-treatise-2329	380	18	of	of	IN
huygens-treatise-2329	380	19	AB	AB	NNP
huygens-treatise-2329	380	20	,	,	,
huygens-treatise-2329	380	21	the	the	DT
huygens-treatise-2329	380	22	waves	wave	NNS
huygens-treatise-2329	380	23	excited	excite	VBD
huygens-treatise-2329	380	24	beyond	beyond	IN
huygens-treatise-2329	380	25	the	the	DT
huygens-treatise-2329	380	26	plane	plane	NN
huygens-treatise-2329	380	27	AB	ab	NN
huygens-treatise-2329	380	28	will	will	MD
huygens-treatise-2329	380	29	have	have	VB
huygens-treatise-2329	380	30	no	no	DT
huygens-treatise-2329	380	31	common	common	JJ
huygens-treatise-2329	380	32	tangent	tangent	NN
huygens-treatise-2329	380	33	if	if	IN
huygens-treatise-2329	380	34	about	about	IN
huygens-treatise-2329	380	35	the	the	DT
huygens-treatise-2329	380	36	centres	centre	NNS
huygens-treatise-2329	380	37	K	K	NNP
huygens-treatise-2329	380	38	one	one	NN
huygens-treatise-2329	380	39	then	then	RB
huygens-treatise-2329	380	40	draws	draw	VBZ
huygens-treatise-2329	380	41	circles	circle	NNS
huygens-treatise-2329	380	42	having	have	VBG
huygens-treatise-2329	380	43	radii	radii	NN
huygens-treatise-2329	380	44	equal	equal	JJ
huygens-treatise-2329	380	45	to	to	IN
huygens-treatise-2329	380	46	3/2	3/2	CD
huygens-treatise-2329	380	47	of	of	IN
huygens-treatise-2329	380	48	the	the	DT
huygens-treatise-2329	380	49	lengths	length	NNS
huygens-treatise-2329	380	50	LB	LB	NNP
huygens-treatise-2329	380	51	to	to	TO
huygens-treatise-2329	380	52	which	which	WDT
huygens-treatise-2329	380	53	they	-PRON-	PRP
huygens-treatise-2329	380	54	correspond	correspond	VBP
huygens-treatise-2329	380	55	.	.	.
huygens-treatise-2329	381	1	For	for	IN
huygens-treatise-2329	381	2	all	all	PDT
huygens-treatise-2329	381	3	these	these	DT
huygens-treatise-2329	381	4	circles	circle	NNS
huygens-treatise-2329	381	5	will	will	MD
huygens-treatise-2329	381	6	be	be	VB
huygens-treatise-2329	381	7	enclosed	enclose	VBN
huygens-treatise-2329	381	8	in	in	IN
huygens-treatise-2329	381	9	one	one	CD
huygens-treatise-2329	381	10	another	another	DT
huygens-treatise-2329	381	11	and	and	CC
huygens-treatise-2329	381	12	will	will	MD
huygens-treatise-2329	381	13	all	all	RB
huygens-treatise-2329	381	14	pass	pass	VB
huygens-treatise-2329	381	15	beyond	beyond	IN
huygens-treatise-2329	381	16	the	the	DT
huygens-treatise-2329	381	17	point	point	NN
huygens-treatise-2329	381	18	B.	B.	NNP
huygens-treatise-2329	382	1	Now	now	RB
huygens-treatise-2329	382	2	it	-PRON-	PRP
huygens-treatise-2329	382	3	is	be	VBZ
huygens-treatise-2329	382	4	to	to	TO
huygens-treatise-2329	382	5	be	be	VB
huygens-treatise-2329	382	6	remarked	remark	VBN
huygens-treatise-2329	382	7	that	that	IN
huygens-treatise-2329	382	8	from	from	IN
huygens-treatise-2329	382	9	the	the	DT
huygens-treatise-2329	382	10	moment	moment	NN
huygens-treatise-2329	382	11	when	when	WRB
huygens-treatise-2329	382	12	the	the	DT
huygens-treatise-2329	382	13	angle	angle	NN
huygens-treatise-2329	382	14	DAQ	DAQ	NNP
huygens-treatise-2329	382	15	is	be	VBZ
huygens-treatise-2329	382	16	smaller	small	JJR
huygens-treatise-2329	382	17	than	than	IN
huygens-treatise-2329	382	18	is	be	VBZ
huygens-treatise-2329	382	19	requisite	requisite	JJ
huygens-treatise-2329	382	20	to	to	TO
huygens-treatise-2329	382	21	permit	permit	VB
huygens-treatise-2329	382	22	the	the	DT
huygens-treatise-2329	382	23	refracted	refract	VBN
huygens-treatise-2329	382	24	ray	ray	NN
huygens-treatise-2329	382	25	DA	DA	NNP
huygens-treatise-2329	382	26	to	to	TO
huygens-treatise-2329	382	27	pass	pass	VB
huygens-treatise-2329	382	28	into	into	IN
huygens-treatise-2329	382	29	the	the	DT
huygens-treatise-2329	382	30	other	other	JJ
huygens-treatise-2329	382	31	transparent	transparent	JJ
huygens-treatise-2329	382	32	substance	substance	NN
huygens-treatise-2329	382	33	,	,	,
huygens-treatise-2329	382	34	one	one	CD
huygens-treatise-2329	382	35	finds	find	VBZ
huygens-treatise-2329	382	36	that	that	IN
huygens-treatise-2329	382	37	the	the	DT
huygens-treatise-2329	382	38	interior	interior	JJ
huygens-treatise-2329	382	39	reflexion	reflexion	NN
huygens-treatise-2329	382	40	which	which	WDT
huygens-treatise-2329	382	41	occurs	occur	VBZ
huygens-treatise-2329	382	42	at	at	IN
huygens-treatise-2329	382	43	the	the	DT
huygens-treatise-2329	382	44	surface	surface	NN
huygens-treatise-2329	382	45	AB	AB	NNP
huygens-treatise-2329	382	46	is	be	VBZ
huygens-treatise-2329	382	47	much	much	RB
huygens-treatise-2329	382	48	augmented	augment	VBN
huygens-treatise-2329	382	49	in	in	IN
huygens-treatise-2329	382	50	brightness	brightness	NN
huygens-treatise-2329	382	51	,	,	,
huygens-treatise-2329	382	52	as	as	IN
huygens-treatise-2329	382	53	is	be	VBZ
huygens-treatise-2329	382	54	easy	easy	JJ
huygens-treatise-2329	382	55	to	to	TO
huygens-treatise-2329	382	56	realize	realize	VB
huygens-treatise-2329	382	57	by	by	IN
huygens-treatise-2329	382	58	experiment	experiment	NN
huygens-treatise-2329	382	59	with	with	IN
huygens-treatise-2329	382	60	a	a	DT
huygens-treatise-2329	382	61	triangular	triangular	JJ
huygens-treatise-2329	382	62	prism	prism	NN
huygens-treatise-2329	382	63	;	;	,
huygens-treatise-2329	382	64	and	and	CC
huygens-treatise-2329	382	65	for	for	IN
huygens-treatise-2329	382	66	this	this	DT
huygens-treatise-2329	382	67	our	-PRON-	PRP$
huygens-treatise-2329	382	68	theory	theory	NN
huygens-treatise-2329	382	69	can	can	MD
huygens-treatise-2329	382	70	afford	afford	VB
huygens-treatise-2329	382	71	this	this	DT
huygens-treatise-2329	382	72	reason	reason	NN
huygens-treatise-2329	382	73	.	.	.
huygens-treatise-2329	383	1	When	when	WRB
huygens-treatise-2329	383	2	the	the	DT
huygens-treatise-2329	383	3	angle	angle	NN
huygens-treatise-2329	383	4	DAQ	DAQ	NNP
huygens-treatise-2329	383	5	is	be	VBZ
huygens-treatise-2329	383	6	still	still	RB
huygens-treatise-2329	383	7	large	large	JJ
huygens-treatise-2329	383	8	enough	enough	RB
huygens-treatise-2329	383	9	to	to	TO
huygens-treatise-2329	383	10	enable	enable	VB
huygens-treatise-2329	383	11	the	the	DT
huygens-treatise-2329	383	12	ray	ray	NN
huygens-treatise-2329	383	13	DA	DA	NNP
huygens-treatise-2329	383	14	to	to	TO
huygens-treatise-2329	383	15	pass	pass	VB
huygens-treatise-2329	383	16	,	,	,
huygens-treatise-2329	383	17	it	-PRON-	PRP
huygens-treatise-2329	383	18	is	be	VBZ
huygens-treatise-2329	383	19	evident	evident	JJ
huygens-treatise-2329	383	20	that	that	IN
huygens-treatise-2329	383	21	the	the	DT
huygens-treatise-2329	383	22	light	light	NN
huygens-treatise-2329	383	23	from	from	IN
huygens-treatise-2329	383	24	the	the	DT
huygens-treatise-2329	383	25	portion	portion	NN
huygens-treatise-2329	383	26	AC	AC	NNP
huygens-treatise-2329	383	27	of	of	IN
huygens-treatise-2329	383	28	the	the	DT
huygens-treatise-2329	383	29	wave	wave	NN
huygens-treatise-2329	383	30	is	be	VBZ
huygens-treatise-2329	383	31	collected	collect	VBN
huygens-treatise-2329	383	32	in	in	IN
huygens-treatise-2329	383	33	a	a	DT
huygens-treatise-2329	383	34	minimum	minimum	JJ
huygens-treatise-2329	383	35	space	space	NN
huygens-treatise-2329	383	36	when	when	WRB
huygens-treatise-2329	383	37	it	-PRON-	PRP
huygens-treatise-2329	383	38	reaches	reach	VBZ
huygens-treatise-2329	383	39	BN	BN	NNP
huygens-treatise-2329	383	40	.	.	.
huygens-treatise-2329	384	1	It	-PRON-	PRP
huygens-treatise-2329	384	2	appears	appear	VBZ
huygens-treatise-2329	384	3	also	also	RB
huygens-treatise-2329	384	4	that	that	IN
huygens-treatise-2329	384	5	the	the	DT
huygens-treatise-2329	384	6	wave	wave	NN
huygens-treatise-2329	384	7	BN	BN	NNP
huygens-treatise-2329	384	8	becomes	become	VBZ
huygens-treatise-2329	384	9	so	so	RB
huygens-treatise-2329	384	10	much	much	RB
huygens-treatise-2329	384	11	the	the	DT
huygens-treatise-2329	384	12	smaller	small	JJR
huygens-treatise-2329	384	13	as	as	IN
huygens-treatise-2329	384	14	the	the	DT
huygens-treatise-2329	384	15	angle	angle	NN
huygens-treatise-2329	384	16	CBA	CBA	NNP
huygens-treatise-2329	384	17	or	or	CC
huygens-treatise-2329	384	18	DAQ	DAQ	NNP
huygens-treatise-2329	384	19	is	be	VBZ
huygens-treatise-2329	384	20	made	make	VBN
huygens-treatise-2329	384	21	less	less	JJR
huygens-treatise-2329	384	22	;	;	:
huygens-treatise-2329	384	23	until	until	IN
huygens-treatise-2329	384	24	when	when	WRB
huygens-treatise-2329	384	25	the	the	DT
huygens-treatise-2329	384	26	latter	latter	NN
huygens-treatise-2329	384	27	is	be	VBZ
huygens-treatise-2329	384	28	diminished	diminish	VBN
huygens-treatise-2329	384	29	to	to	IN
huygens-treatise-2329	384	30	the	the	DT
huygens-treatise-2329	384	31	limit	limit	NN
huygens-treatise-2329	384	32	indicated	indicate	VBD
huygens-treatise-2329	384	33	a	a	DT
huygens-treatise-2329	384	34	little	little	JJ
huygens-treatise-2329	384	35	previously	previously	RB
huygens-treatise-2329	384	36	,	,	,
huygens-treatise-2329	384	37	this	this	DT
huygens-treatise-2329	384	38	wave	wave	NN
huygens-treatise-2329	384	39	BN	BN	NNP
huygens-treatise-2329	384	40	is	be	VBZ
huygens-treatise-2329	384	41	collected	collect	VBN
huygens-treatise-2329	384	42	together	together	RB
huygens-treatise-2329	384	43	always	always	RB
huygens-treatise-2329	384	44	at	at	IN
huygens-treatise-2329	384	45	one	one	CD
huygens-treatise-2329	384	46	point	point	NN
huygens-treatise-2329	384	47	.	.	.
huygens-treatise-2329	385	1	That	that	DT
huygens-treatise-2329	385	2	is	be	VBZ
huygens-treatise-2329	385	3	to	to	TO
huygens-treatise-2329	385	4	say	say	VB
huygens-treatise-2329	385	5	,	,	,
huygens-treatise-2329	385	6	that	that	IN
huygens-treatise-2329	385	7	when	when	WRB
huygens-treatise-2329	385	8	the	the	DT
huygens-treatise-2329	385	9	piece	piece	NN
huygens-treatise-2329	385	10	C	C	NNP
huygens-treatise-2329	385	11	of	of	IN
huygens-treatise-2329	385	12	the	the	DT
huygens-treatise-2329	385	13	wave	wave	NN
huygens-treatise-2329	385	14	AC	AC	NNP
huygens-treatise-2329	385	15	has	have	VBZ
huygens-treatise-2329	385	16	then	then	RB
huygens-treatise-2329	385	17	arrived	arrive	VBN
huygens-treatise-2329	385	18	at	at	IN
huygens-treatise-2329	385	19	B	b	NN
huygens-treatise-2329	385	20	,	,	,
huygens-treatise-2329	385	21	the	the	DT
huygens-treatise-2329	385	22	wave	wave	NN
huygens-treatise-2329	385	23	BN	BN	NNP
huygens-treatise-2329	385	24	which	which	WDT
huygens-treatise-2329	385	25	is	be	VBZ
huygens-treatise-2329	385	26	the	the	DT
huygens-treatise-2329	385	27	propagation	propagation	NN
huygens-treatise-2329	385	28	of	of	IN
huygens-treatise-2329	385	29	AC	AC	NNP
huygens-treatise-2329	385	30	is	be	VBZ
huygens-treatise-2329	385	31	entirely	entirely	RB
huygens-treatise-2329	385	32	reduced	reduce	VBN
huygens-treatise-2329	385	33	to	to	IN
huygens-treatise-2329	385	34	the	the	DT
huygens-treatise-2329	385	35	same	same	JJ
huygens-treatise-2329	385	36	point	point	NN
huygens-treatise-2329	385	37	B.	B.	NNP
huygens-treatise-2329	386	1	Similarly	similarly	RB
huygens-treatise-2329	386	2	when	when	WRB
huygens-treatise-2329	386	3	the	the	DT
huygens-treatise-2329	386	4	piece	piece	NN
huygens-treatise-2329	386	5	H	h	NN
huygens-treatise-2329	386	6	has	have	VBZ
huygens-treatise-2329	386	7	reached	reach	VBN
huygens-treatise-2329	386	8	K	K	NNP
huygens-treatise-2329	386	9	,	,	,
huygens-treatise-2329	386	10	the	the	DT
huygens-treatise-2329	386	11	part	part	NN
huygens-treatise-2329	386	12	AH	AH	NNP
huygens-treatise-2329	386	13	is	be	VBZ
huygens-treatise-2329	386	14	entirely	entirely	RB
huygens-treatise-2329	386	15	reduced	reduce	VBN
huygens-treatise-2329	386	16	to	to	IN
huygens-treatise-2329	386	17	the	the	DT
huygens-treatise-2329	386	18	same	same	JJ
huygens-treatise-2329	386	19	point	point	NN
huygens-treatise-2329	386	20	K.	K.	NNP
huygens-treatise-2329	386	21	This	this	DT
huygens-treatise-2329	386	22	makes	make	VBZ
huygens-treatise-2329	386	23	it	-PRON-	PRP
huygens-treatise-2329	386	24	evident	evident	JJ
huygens-treatise-2329	386	25	that	that	IN
huygens-treatise-2329	386	26	in	in	IN
huygens-treatise-2329	386	27	proportion	proportion	NN
huygens-treatise-2329	386	28	as	as	IN
huygens-treatise-2329	386	29	the	the	DT
huygens-treatise-2329	386	30	wave	wave	NN
huygens-treatise-2329	386	31	CA	CA	NNP
huygens-treatise-2329	386	32	comes	come	VBZ
huygens-treatise-2329	386	33	to	to	TO
huygens-treatise-2329	386	34	meet	meet	VB
huygens-treatise-2329	386	35	the	the	DT
huygens-treatise-2329	386	36	surface	surface	NN
huygens-treatise-2329	386	37	AB	AB	NNP
huygens-treatise-2329	386	38	,	,	,
huygens-treatise-2329	386	39	there	there	EX
huygens-treatise-2329	386	40	occurs	occur	VBZ
huygens-treatise-2329	386	41	a	a	DT
huygens-treatise-2329	386	42	great	great	JJ
huygens-treatise-2329	386	43	quantity	quantity	NN
huygens-treatise-2329	386	44	of	of	IN
huygens-treatise-2329	386	45	movement	movement	NN
huygens-treatise-2329	386	46	along	along	IN
huygens-treatise-2329	386	47	that	that	DT
huygens-treatise-2329	386	48	surface	surface	NN
huygens-treatise-2329	386	49	;	;	:
huygens-treatise-2329	386	50	which	which	WDT
huygens-treatise-2329	386	51	movement	movement	NN
huygens-treatise-2329	386	52	ought	ought	MD
huygens-treatise-2329	386	53	also	also	RB
huygens-treatise-2329	386	54	to	to	TO
huygens-treatise-2329	386	55	spread	spread	VB
huygens-treatise-2329	386	56	within	within	IN
huygens-treatise-2329	386	57	the	the	DT
huygens-treatise-2329	386	58	transparent	transparent	JJ
huygens-treatise-2329	386	59	body	body	NN
huygens-treatise-2329	386	60	and	and	CC
huygens-treatise-2329	386	61	ought	ought	MD
huygens-treatise-2329	386	62	to	to	TO
huygens-treatise-2329	386	63	have	have	VB
huygens-treatise-2329	386	64	much	much	JJ
huygens-treatise-2329	386	65	re	re	VBN
huygens-treatise-2329	386	66	-	-	VBN
huygens-treatise-2329	386	67	enforced	enforce	VBD
huygens-treatise-2329	386	68	the	the	DT
huygens-treatise-2329	386	69	partial	partial	JJ
huygens-treatise-2329	386	70	waves	wave	NNS
huygens-treatise-2329	386	71	which	which	WDT
huygens-treatise-2329	386	72	produce	produce	VBP
huygens-treatise-2329	386	73	the	the	DT
huygens-treatise-2329	386	74	interior	interior	JJ
huygens-treatise-2329	386	75	reflexion	reflexion	NN
huygens-treatise-2329	386	76	against	against	IN
huygens-treatise-2329	386	77	the	the	DT
huygens-treatise-2329	386	78	surface	surface	NN
huygens-treatise-2329	386	79	AB	AB	NNP
huygens-treatise-2329	386	80	,	,	,
huygens-treatise-2329	386	81	according	accord	VBG
huygens-treatise-2329	386	82	to	to	IN
huygens-treatise-2329	386	83	the	the	DT
huygens-treatise-2329	386	84	laws	law	NNS
huygens-treatise-2329	386	85	of	of	IN
huygens-treatise-2329	386	86	reflexion	reflexion	NN
huygens-treatise-2329	386	87	previously	previously	RB
huygens-treatise-2329	386	88	explained	explain	VBD
huygens-treatise-2329	386	89	.	.	.
huygens-treatise-2329	387	1	And	and	CC
huygens-treatise-2329	387	2	because	because	IN
huygens-treatise-2329	387	3	a	a	DT
huygens-treatise-2329	387	4	slight	slight	JJ
huygens-treatise-2329	387	5	diminution	diminution	NN
huygens-treatise-2329	387	6	of	of	IN
huygens-treatise-2329	387	7	the	the	DT
huygens-treatise-2329	387	8	angle	angle	NN
huygens-treatise-2329	387	9	of	of	IN
huygens-treatise-2329	387	10	incidence	incidence	NN
huygens-treatise-2329	387	11	DAQ	DAQ	NNP
huygens-treatise-2329	387	12	causes	cause	VBZ
huygens-treatise-2329	387	13	the	the	DT
huygens-treatise-2329	387	14	wave	wave	NN
huygens-treatise-2329	387	15	BN	BN	NNP
huygens-treatise-2329	387	16	,	,	,
huygens-treatise-2329	387	17	however	however	RB
huygens-treatise-2329	387	18	great	great	JJ
huygens-treatise-2329	387	19	it	-PRON-	PRP
huygens-treatise-2329	387	20	was	be	VBD
huygens-treatise-2329	387	21	,	,	,
huygens-treatise-2329	387	22	to	to	TO
huygens-treatise-2329	387	23	be	be	VB
huygens-treatise-2329	387	24	reduced	reduce	VBN
huygens-treatise-2329	387	25	to	to	IN
huygens-treatise-2329	387	26	zero	zero	CD
huygens-treatise-2329	387	27	,	,	,
huygens-treatise-2329	387	28	(	(	-LRB-
huygens-treatise-2329	387	29	for	for	IN
huygens-treatise-2329	387	30	this	this	DT
huygens-treatise-2329	387	31	angle	angle	NN
huygens-treatise-2329	387	32	being	be	VBG
huygens-treatise-2329	387	33	49	49	CD
huygens-treatise-2329	387	34	degrees	degree	NNS
huygens-treatise-2329	387	35	11	11	CD
huygens-treatise-2329	387	36	minutes	minute	NNS
huygens-treatise-2329	387	37	in	in	IN
huygens-treatise-2329	387	38	the	the	DT
huygens-treatise-2329	387	39	glass	glass	NN
huygens-treatise-2329	387	40	,	,	,
huygens-treatise-2329	387	41	the	the	DT
huygens-treatise-2329	387	42	angle	angle	NN
huygens-treatise-2329	387	43	BAN	BAN	NNP
huygens-treatise-2329	387	44	is	be	VBZ
huygens-treatise-2329	387	45	still	still	RB
huygens-treatise-2329	387	46	11	11	CD
huygens-treatise-2329	387	47	degrees	degree	NNS
huygens-treatise-2329	387	48	21	21	CD
huygens-treatise-2329	387	49	minutes	minute	NNS
huygens-treatise-2329	387	50	,	,	,
huygens-treatise-2329	387	51	and	and	CC
huygens-treatise-2329	387	52	the	the	DT
huygens-treatise-2329	387	53	same	same	JJ
huygens-treatise-2329	387	54	angle	angle	NN
huygens-treatise-2329	387	55	being	be	VBG
huygens-treatise-2329	387	56	reduced	reduce	VBN
huygens-treatise-2329	387	57	by	by	IN
huygens-treatise-2329	387	58	one	one	CD
huygens-treatise-2329	387	59	degree	degree	NN
huygens-treatise-2329	387	60	only	only	RB
huygens-treatise-2329	387	61	the	the	DT
huygens-treatise-2329	387	62	angle	angle	NN
huygens-treatise-2329	387	63	BAN	BAN	NNP
huygens-treatise-2329	387	64	is	be	VBZ
huygens-treatise-2329	387	65	reduced	reduce	VBN
huygens-treatise-2329	387	66	to	to	IN
huygens-treatise-2329	387	67	zero	zero	CD
huygens-treatise-2329	387	68	,	,	,
huygens-treatise-2329	387	69	and	and	CC
huygens-treatise-2329	387	70	so	so	RB
huygens-treatise-2329	387	71	the	the	DT
huygens-treatise-2329	387	72	wave	wave	NN
huygens-treatise-2329	387	73	BN	BN	NNP
huygens-treatise-2329	387	74	reduced	reduce	VBD
huygens-treatise-2329	387	75	to	to	IN
huygens-treatise-2329	387	76	a	a	DT
huygens-treatise-2329	387	77	point	point	NN
huygens-treatise-2329	387	78	)	)	-RRB-
huygens-treatise-2329	387	79	thence	thence	NN
huygens-treatise-2329	387	80	it	-PRON-	PRP
huygens-treatise-2329	387	81	comes	come	VBZ
huygens-treatise-2329	387	82	about	about	IN
huygens-treatise-2329	387	83	that	that	IN
huygens-treatise-2329	387	84	the	the	DT
huygens-treatise-2329	387	85	interior	interior	JJ
huygens-treatise-2329	387	86	reflexion	reflexion	NN
huygens-treatise-2329	387	87	from	from	IN
huygens-treatise-2329	387	88	being	be	VBG
huygens-treatise-2329	387	89	obscure	obscure	JJ
huygens-treatise-2329	387	90	becomes	become	VBZ
huygens-treatise-2329	387	91	suddenly	suddenly	RB
huygens-treatise-2329	387	92	bright	bright	JJ
huygens-treatise-2329	387	93	,	,	,
huygens-treatise-2329	387	94	so	so	RB
huygens-treatise-2329	387	95	soon	soon	RB
huygens-treatise-2329	387	96	as	as	IN
huygens-treatise-2329	387	97	the	the	DT
huygens-treatise-2329	387	98	angle	angle	NN
huygens-treatise-2329	387	99	of	of	IN
huygens-treatise-2329	387	100	incidence	incidence	NN
huygens-treatise-2329	387	101	is	be	VBZ
huygens-treatise-2329	387	102	such	such	JJ
huygens-treatise-2329	387	103	that	that	IN
huygens-treatise-2329	387	104	it	-PRON-	PRP
huygens-treatise-2329	387	105	no	no	RB
huygens-treatise-2329	387	106	longer	long	RBR
huygens-treatise-2329	387	107	gives	give	VBZ
huygens-treatise-2329	387	108	passage	passage	NN
huygens-treatise-2329	387	109	to	to	IN
huygens-treatise-2329	387	110	the	the	DT
huygens-treatise-2329	387	111	refraction	refraction	NN
huygens-treatise-2329	387	112	.	.	.
huygens-treatise-2329	388	1	Now	now	RB
huygens-treatise-2329	388	2	as	as	IN
huygens-treatise-2329	388	3	concerns	concern	NNS
huygens-treatise-2329	388	4	ordinary	ordinary	JJ
huygens-treatise-2329	388	5	external	external	JJ
huygens-treatise-2329	388	6	reflexion	reflexion	NN
huygens-treatise-2329	388	7	,	,	,
huygens-treatise-2329	388	8	that	that	DT
huygens-treatise-2329	388	9	is	be	VBZ
huygens-treatise-2329	388	10	to	to	TO
huygens-treatise-2329	388	11	say	say	VB
huygens-treatise-2329	388	12	which	which	WDT
huygens-treatise-2329	388	13	occurs	occur	VBZ
huygens-treatise-2329	388	14	when	when	WRB
huygens-treatise-2329	388	15	the	the	DT
huygens-treatise-2329	388	16	angle	angle	NN
huygens-treatise-2329	388	17	of	of	IN
huygens-treatise-2329	388	18	incidence	incidence	NN
huygens-treatise-2329	388	19	DAQ	DAQ	NNP
huygens-treatise-2329	388	20	is	be	VBZ
huygens-treatise-2329	388	21	still	still	RB
huygens-treatise-2329	388	22	large	large	JJ
huygens-treatise-2329	388	23	enough	enough	RB
huygens-treatise-2329	388	24	to	to	TO
huygens-treatise-2329	388	25	enable	enable	VB
huygens-treatise-2329	388	26	the	the	DT
huygens-treatise-2329	388	27	refracted	refracted	JJ
huygens-treatise-2329	388	28	ray	ray	NN
huygens-treatise-2329	388	29	to	to	TO
huygens-treatise-2329	388	30	penetrate	penetrate	VB
huygens-treatise-2329	388	31	beyond	beyond	IN
huygens-treatise-2329	388	32	the	the	DT
huygens-treatise-2329	388	33	surface	surface	NN
huygens-treatise-2329	388	34	AB	AB	NNP
huygens-treatise-2329	388	35	,	,	,
huygens-treatise-2329	388	36	this	this	DT
huygens-treatise-2329	388	37	reflexion	reflexion	NN
huygens-treatise-2329	388	38	should	should	MD
huygens-treatise-2329	388	39	occur	occur	VB
huygens-treatise-2329	388	40	against	against	IN
huygens-treatise-2329	388	41	the	the	DT
huygens-treatise-2329	388	42	particles	particle	NNS
huygens-treatise-2329	388	43	of	of	IN
huygens-treatise-2329	388	44	the	the	DT
huygens-treatise-2329	388	45	substance	substance	NN
huygens-treatise-2329	388	46	which	which	WDT
huygens-treatise-2329	388	47	touches	touch	VBZ
huygens-treatise-2329	388	48	the	the	DT
huygens-treatise-2329	388	49	transparent	transparent	JJ
huygens-treatise-2329	388	50	body	body	NN
huygens-treatise-2329	388	51	on	on	IN
huygens-treatise-2329	388	52	its	-PRON-	PRP$
huygens-treatise-2329	388	53	outside	outside	NN
huygens-treatise-2329	388	54	.	.	.
huygens-treatise-2329	389	1	And	and	CC
huygens-treatise-2329	389	2	it	-PRON-	PRP
huygens-treatise-2329	389	3	apparently	apparently	RB
huygens-treatise-2329	389	4	occurs	occur	VBZ
huygens-treatise-2329	389	5	against	against	IN
huygens-treatise-2329	389	6	the	the	DT
huygens-treatise-2329	389	7	particles	particle	NNS
huygens-treatise-2329	389	8	of	of	IN
huygens-treatise-2329	389	9	the	the	DT
huygens-treatise-2329	389	10	air	air	NN
huygens-treatise-2329	389	11	or	or	CC
huygens-treatise-2329	389	12	others	other	NNS
huygens-treatise-2329	389	13	mingled	mingle	VBD
huygens-treatise-2329	389	14	with	with	IN
huygens-treatise-2329	389	15	the	the	DT
huygens-treatise-2329	389	16	ethereal	ethereal	JJ
huygens-treatise-2329	389	17	particles	particle	NNS
huygens-treatise-2329	389	18	and	and	CC
huygens-treatise-2329	389	19	larger	large	JJR
huygens-treatise-2329	389	20	than	than	IN
huygens-treatise-2329	389	21	they	-PRON-	PRP
huygens-treatise-2329	389	22	.	.	.
huygens-treatise-2329	390	1	So	so	RB
huygens-treatise-2329	390	2	on	on	IN
huygens-treatise-2329	390	3	the	the	DT
huygens-treatise-2329	390	4	other	other	JJ
huygens-treatise-2329	390	5	hand	hand	NN
huygens-treatise-2329	390	6	the	the	DT
huygens-treatise-2329	390	7	external	external	JJ
huygens-treatise-2329	390	8	reflexion	reflexion	NN
huygens-treatise-2329	390	9	of	of	IN
huygens-treatise-2329	390	10	these	these	DT
huygens-treatise-2329	390	11	bodies	body	NNS
huygens-treatise-2329	390	12	occurs	occur	VBZ
huygens-treatise-2329	390	13	against	against	IN
huygens-treatise-2329	390	14	the	the	DT
huygens-treatise-2329	390	15	particles	particle	NNS
huygens-treatise-2329	390	16	which	which	WDT
huygens-treatise-2329	390	17	compose	compose	VBP
huygens-treatise-2329	390	18	them	-PRON-	PRP
huygens-treatise-2329	390	19	,	,	,
huygens-treatise-2329	390	20	and	and	CC
huygens-treatise-2329	390	21	which	which	WDT
huygens-treatise-2329	390	22	are	be	VBP
huygens-treatise-2329	390	23	also	also	RB
huygens-treatise-2329	390	24	larger	large	JJR
huygens-treatise-2329	390	25	than	than	IN
huygens-treatise-2329	390	26	those	those	DT
huygens-treatise-2329	390	27	of	of	IN
huygens-treatise-2329	390	28	the	the	DT
huygens-treatise-2329	390	29	ethereal	ethereal	JJ
huygens-treatise-2329	390	30	matter	matter	NN
huygens-treatise-2329	390	31	,	,	,
huygens-treatise-2329	390	32	since	since	IN
huygens-treatise-2329	390	33	the	the	DT
huygens-treatise-2329	390	34	latter	latter	JJ
huygens-treatise-2329	390	35	flows	flow	VBZ
huygens-treatise-2329	390	36	in	in	IN
huygens-treatise-2329	390	37	their	-PRON-	PRP$
huygens-treatise-2329	390	38	interstices	interstice	NNS
huygens-treatise-2329	390	39	.	.	.
huygens-treatise-2329	391	1	It	-PRON-	PRP
huygens-treatise-2329	391	2	is	be	VBZ
huygens-treatise-2329	391	3	true	true	JJ
huygens-treatise-2329	391	4	that	that	IN
huygens-treatise-2329	391	5	there	there	EX
huygens-treatise-2329	391	6	remains	remain	VBZ
huygens-treatise-2329	391	7	here	here	RB
huygens-treatise-2329	391	8	some	some	DT
huygens-treatise-2329	391	9	difficulty	difficulty	NN
huygens-treatise-2329	391	10	in	in	IN
huygens-treatise-2329	391	11	those	those	DT
huygens-treatise-2329	391	12	experiments	experiment	NNS
huygens-treatise-2329	391	13	in	in	IN
huygens-treatise-2329	391	14	which	which	WDT
huygens-treatise-2329	391	15	this	this	DT
huygens-treatise-2329	391	16	interior	interior	JJ
huygens-treatise-2329	391	17	reflexion	reflexion	NN
huygens-treatise-2329	391	18	occurs	occur	VBZ
huygens-treatise-2329	391	19	without	without	IN
huygens-treatise-2329	391	20	the	the	DT
huygens-treatise-2329	391	21	particles	particle	NNS
huygens-treatise-2329	391	22	of	of	IN
huygens-treatise-2329	391	23	air	air	NN
huygens-treatise-2329	391	24	being	be	VBG
huygens-treatise-2329	391	25	able	able	JJ
huygens-treatise-2329	391	26	to	to	TO
huygens-treatise-2329	391	27	contribute	contribute	VB
huygens-treatise-2329	391	28	to	to	IN
huygens-treatise-2329	391	29	it	-PRON-	PRP
huygens-treatise-2329	391	30	,	,	,
huygens-treatise-2329	391	31	as	as	IN
huygens-treatise-2329	391	32	in	in	IN
huygens-treatise-2329	391	33	vessels	vessel	NNS
huygens-treatise-2329	391	34	or	or	CC
huygens-treatise-2329	391	35	tubes	tube	NNS
huygens-treatise-2329	391	36	from	from	IN
huygens-treatise-2329	391	37	which	which	WDT
huygens-treatise-2329	391	38	the	the	DT
huygens-treatise-2329	391	39	air	air	NN
huygens-treatise-2329	391	40	has	have	VBZ
huygens-treatise-2329	391	41	been	be	VBN
huygens-treatise-2329	391	42	extracted	extract	VBN
huygens-treatise-2329	391	43	.	.	.
huygens-treatise-2329	392	1	Experience	experience	NN
huygens-treatise-2329	392	2	,	,	,
huygens-treatise-2329	392	3	moreover	moreover	RB
huygens-treatise-2329	392	4	,	,	,
huygens-treatise-2329	392	5	teaches	teach	VBZ
huygens-treatise-2329	392	6	us	-PRON-	PRP
huygens-treatise-2329	392	7	that	that	IN
huygens-treatise-2329	392	8	these	these	DT
huygens-treatise-2329	392	9	two	two	CD
huygens-treatise-2329	392	10	reflexions	reflexion	NNS
huygens-treatise-2329	392	11	are	be	VBP
huygens-treatise-2329	392	12	of	of	IN
huygens-treatise-2329	392	13	nearly	nearly	RB
huygens-treatise-2329	392	14	equal	equal	JJ
huygens-treatise-2329	392	15	force	force	NN
huygens-treatise-2329	392	16	,	,	,
huygens-treatise-2329	392	17	and	and	CC
huygens-treatise-2329	392	18	that	that	IN
huygens-treatise-2329	392	19	in	in	IN
huygens-treatise-2329	392	20	different	different	JJ
huygens-treatise-2329	392	21	transparent	transparent	JJ
huygens-treatise-2329	392	22	bodies	body	NNS
huygens-treatise-2329	392	23	they	-PRON-	PRP
huygens-treatise-2329	392	24	are	be	VBP
huygens-treatise-2329	392	25	so	so	RB
huygens-treatise-2329	392	26	much	much	RB
huygens-treatise-2329	392	27	the	the	DT
huygens-treatise-2329	392	28	stronger	strong	JJR
huygens-treatise-2329	392	29	as	as	IN
huygens-treatise-2329	392	30	the	the	DT
huygens-treatise-2329	392	31	refraction	refraction	NN
huygens-treatise-2329	392	32	of	of	IN
huygens-treatise-2329	392	33	these	these	DT
huygens-treatise-2329	392	34	bodies	body	NNS
huygens-treatise-2329	392	35	is	be	VBZ
huygens-treatise-2329	392	36	the	the	DT
huygens-treatise-2329	392	37	greater	great	JJR
huygens-treatise-2329	392	38	.	.	.
huygens-treatise-2329	393	1	Thus	thus	RB
huygens-treatise-2329	393	2	one	one	PRP
huygens-treatise-2329	393	3	sees	see	VBZ
huygens-treatise-2329	393	4	manifestly	manifestly	RB
huygens-treatise-2329	393	5	that	that	IN
huygens-treatise-2329	393	6	the	the	DT
huygens-treatise-2329	393	7	reflexion	reflexion	NN
huygens-treatise-2329	393	8	of	of	IN
huygens-treatise-2329	393	9	glass	glass	NN
huygens-treatise-2329	393	10	is	be	VBZ
huygens-treatise-2329	393	11	stronger	strong	JJR
huygens-treatise-2329	393	12	than	than	IN
huygens-treatise-2329	393	13	that	that	DT
huygens-treatise-2329	393	14	of	of	IN
huygens-treatise-2329	393	15	water	water	NN
huygens-treatise-2329	393	16	,	,	,
huygens-treatise-2329	393	17	and	and	CC
huygens-treatise-2329	393	18	that	that	DT
huygens-treatise-2329	393	19	of	of	IN
huygens-treatise-2329	393	20	diamond	diamond	NN
huygens-treatise-2329	393	21	stronger	strong	JJR
huygens-treatise-2329	393	22	than	than	IN
huygens-treatise-2329	393	23	that	that	DT
huygens-treatise-2329	393	24	of	of	IN
huygens-treatise-2329	393	25	glass	glass	NN
huygens-treatise-2329	393	26	.	.	.
huygens-treatise-2329	394	1	I	-PRON-	PRP
huygens-treatise-2329	394	2	will	will	MD
huygens-treatise-2329	394	3	finish	finish	VB
huygens-treatise-2329	394	4	this	this	DT
huygens-treatise-2329	394	5	theory	theory	NN
huygens-treatise-2329	394	6	of	of	IN
huygens-treatise-2329	394	7	refraction	refraction	NN
huygens-treatise-2329	394	8	by	by	IN
huygens-treatise-2329	394	9	demonstrating	demonstrate	VBG
huygens-treatise-2329	394	10	a	a	DT
huygens-treatise-2329	394	11	remarkable	remarkable	JJ
huygens-treatise-2329	394	12	proposition	proposition	NN
huygens-treatise-2329	394	13	which	which	WDT
huygens-treatise-2329	394	14	depends	depend	VBZ
huygens-treatise-2329	394	15	on	on	IN
huygens-treatise-2329	394	16	it	-PRON-	PRP
huygens-treatise-2329	394	17	;	;	:
huygens-treatise-2329	394	18	namely	namely	RB
huygens-treatise-2329	394	19	,	,	,
huygens-treatise-2329	394	20	that	that	IN
huygens-treatise-2329	394	21	a	a	DT
huygens-treatise-2329	394	22	ray	ray	NN
huygens-treatise-2329	394	23	of	of	IN
huygens-treatise-2329	394	24	light	light	NN
huygens-treatise-2329	394	25	in	in	IN
huygens-treatise-2329	394	26	order	order	NN
huygens-treatise-2329	394	27	to	to	TO
huygens-treatise-2329	394	28	go	go	VB
huygens-treatise-2329	394	29	from	from	IN
huygens-treatise-2329	394	30	one	one	CD
huygens-treatise-2329	394	31	point	point	NN
huygens-treatise-2329	394	32	to	to	IN
huygens-treatise-2329	394	33	another	another	DT
huygens-treatise-2329	394	34	,	,	,
huygens-treatise-2329	394	35	when	when	WRB
huygens-treatise-2329	394	36	these	these	DT
huygens-treatise-2329	394	37	points	point	NNS
huygens-treatise-2329	394	38	are	be	VBP
huygens-treatise-2329	394	39	in	in	IN
huygens-treatise-2329	394	40	different	different	JJ
huygens-treatise-2329	394	41	media	medium	NNS
huygens-treatise-2329	394	42	,	,	,
huygens-treatise-2329	394	43	is	be	VBZ
huygens-treatise-2329	394	44	refracted	refract	VBN
huygens-treatise-2329	394	45	in	in	IN
huygens-treatise-2329	394	46	such	such	JJ
huygens-treatise-2329	394	47	wise	wise	JJ
huygens-treatise-2329	394	48	at	at	IN
huygens-treatise-2329	394	49	the	the	DT
huygens-treatise-2329	394	50	plane	plane	NN
huygens-treatise-2329	394	51	surface	surface	NN
huygens-treatise-2329	394	52	which	which	WDT
huygens-treatise-2329	394	53	joins	join	VBZ
huygens-treatise-2329	394	54	these	these	DT
huygens-treatise-2329	394	55	two	two	CD
huygens-treatise-2329	394	56	media	medium	NNS
huygens-treatise-2329	394	57	that	that	WDT
huygens-treatise-2329	394	58	it	-PRON-	PRP
huygens-treatise-2329	394	59	employs	employ	VBZ
huygens-treatise-2329	394	60	the	the	DT
huygens-treatise-2329	394	61	least	least	JJS
huygens-treatise-2329	394	62	possible	possible	JJ
huygens-treatise-2329	394	63	time	time	NN
huygens-treatise-2329	394	64	:	:	:
huygens-treatise-2329	394	65	and	and	CC
huygens-treatise-2329	394	66	exactly	exactly	RB
huygens-treatise-2329	394	67	the	the	DT
huygens-treatise-2329	394	68	same	same	JJ
huygens-treatise-2329	394	69	happens	happen	NNS
huygens-treatise-2329	394	70	in	in	IN
huygens-treatise-2329	394	71	the	the	DT
huygens-treatise-2329	394	72	case	case	NN
huygens-treatise-2329	394	73	of	of	IN
huygens-treatise-2329	394	74	reflexion	reflexion	NN
huygens-treatise-2329	394	75	against	against	IN
huygens-treatise-2329	394	76	a	a	DT
huygens-treatise-2329	394	77	plane	plane	NN
huygens-treatise-2329	394	78	surface	surface	NN
huygens-treatise-2329	394	79	.	.	.
huygens-treatise-2329	395	1	Mr.	Mr.	NNP
huygens-treatise-2329	395	2	Fermat	Fermat	NNP
huygens-treatise-2329	395	3	was	be	VBD
huygens-treatise-2329	395	4	the	the	DT
huygens-treatise-2329	395	5	first	first	JJ
huygens-treatise-2329	395	6	to	to	TO
huygens-treatise-2329	395	7	propound	propound	VB
huygens-treatise-2329	395	8	this	this	DT
huygens-treatise-2329	395	9	property	property	NN
huygens-treatise-2329	395	10	of	of	IN
huygens-treatise-2329	395	11	refraction	refraction	NN
huygens-treatise-2329	395	12	,	,	,
huygens-treatise-2329	395	13	holding	hold	VBG
huygens-treatise-2329	395	14	with	with	IN
huygens-treatise-2329	395	15	us	-PRON-	PRP
huygens-treatise-2329	395	16	,	,	,
huygens-treatise-2329	395	17	and	and	CC
huygens-treatise-2329	395	18	directly	directly	RB
huygens-treatise-2329	395	19	counter	counter	VB
huygens-treatise-2329	395	20	to	to	IN
huygens-treatise-2329	395	21	the	the	DT
huygens-treatise-2329	395	22	opinion	opinion	NN
huygens-treatise-2329	395	23	of	of	IN
huygens-treatise-2329	395	24	Mr.	Mr.	NNP
huygens-treatise-2329	395	25	Des	Des	NNP
huygens-treatise-2329	395	26	Cartes	Cartes	NNP
huygens-treatise-2329	395	27	,	,	,
huygens-treatise-2329	395	28	that	that	DT
huygens-treatise-2329	395	29	light	light	NN
huygens-treatise-2329	395	30	passes	pass	VBZ
huygens-treatise-2329	395	31	more	more	RBR
huygens-treatise-2329	395	32	slowly	slowly	RB
huygens-treatise-2329	395	33	through	through	IN
huygens-treatise-2329	395	34	glass	glass	NN
huygens-treatise-2329	395	35	and	and	CC
huygens-treatise-2329	395	36	water	water	NN
huygens-treatise-2329	395	37	than	than	IN
huygens-treatise-2329	395	38	through	through	IN
huygens-treatise-2329	395	39	air	air	NN
huygens-treatise-2329	395	40	.	.	.
huygens-treatise-2329	396	1	But	but	CC
huygens-treatise-2329	396	2	he	-PRON-	PRP
huygens-treatise-2329	396	3	assumed	assume	VBD
huygens-treatise-2329	396	4	besides	besides	IN
huygens-treatise-2329	396	5	this	this	DT
huygens-treatise-2329	396	6	a	a	DT
huygens-treatise-2329	396	7	constant	constant	JJ
huygens-treatise-2329	396	8	ratio	ratio	NN
huygens-treatise-2329	396	9	of	of	IN
huygens-treatise-2329	396	10	Sines	Sines	NNP
huygens-treatise-2329	396	11	,	,	,
huygens-treatise-2329	396	12	which	which	WDT
huygens-treatise-2329	396	13	we	-PRON-	PRP
huygens-treatise-2329	396	14	have	have	VBP
huygens-treatise-2329	396	15	just	just	RB
huygens-treatise-2329	396	16	proved	prove	VBN
huygens-treatise-2329	396	17	by	by	IN
huygens-treatise-2329	396	18	these	these	DT
huygens-treatise-2329	396	19	different	different	JJ
huygens-treatise-2329	396	20	degrees	degree	NNS
huygens-treatise-2329	396	21	of	of	IN
huygens-treatise-2329	396	22	velocity	velocity	NN
huygens-treatise-2329	396	23	alone	alone	RB
huygens-treatise-2329	396	24	:	:	:
huygens-treatise-2329	396	25	or	or	CC
huygens-treatise-2329	396	26	rather	rather	RB
huygens-treatise-2329	396	27	,	,	,
huygens-treatise-2329	396	28	what	what	WP
huygens-treatise-2329	396	29	is	be	VBZ
huygens-treatise-2329	396	30	equivalent	equivalent	JJ
huygens-treatise-2329	396	31	,	,	,
huygens-treatise-2329	396	32	he	-PRON-	PRP
huygens-treatise-2329	396	33	assumed	assume	VBD
huygens-treatise-2329	396	34	not	not	RB
huygens-treatise-2329	396	35	only	only	RB
huygens-treatise-2329	396	36	that	that	IN
huygens-treatise-2329	396	37	the	the	DT
huygens-treatise-2329	396	38	velocities	velocity	NNS
huygens-treatise-2329	396	39	were	be	VBD
huygens-treatise-2329	396	40	different	different	JJ
huygens-treatise-2329	396	41	but	but	CC
huygens-treatise-2329	396	42	that	that	IN
huygens-treatise-2329	396	43	the	the	DT
huygens-treatise-2329	396	44	light	light	NN
huygens-treatise-2329	396	45	took	take	VBD
huygens-treatise-2329	396	46	the	the	DT
huygens-treatise-2329	396	47	least	least	JJS
huygens-treatise-2329	396	48	time	time	NN
huygens-treatise-2329	396	49	possible	possible	JJ
huygens-treatise-2329	396	50	for	for	IN
huygens-treatise-2329	396	51	its	-PRON-	PRP$
huygens-treatise-2329	396	52	passage	passage	NN
huygens-treatise-2329	396	53	,	,	,
huygens-treatise-2329	396	54	and	and	CC
huygens-treatise-2329	396	55	thence	thence	NN
huygens-treatise-2329	396	56	deduced	deduce	VBD
huygens-treatise-2329	396	57	the	the	DT
huygens-treatise-2329	396	58	constant	constant	JJ
huygens-treatise-2329	396	59	ratio	ratio	NN
huygens-treatise-2329	396	60	of	of	IN
huygens-treatise-2329	396	61	the	the	DT
huygens-treatise-2329	396	62	Sines	Sines	NNPS
huygens-treatise-2329	396	63	.	.	.
huygens-treatise-2329	397	1	His	-PRON-	PRP$
huygens-treatise-2329	397	2	demonstration	demonstration	NN
huygens-treatise-2329	397	3	,	,	,
huygens-treatise-2329	397	4	which	which	WDT
huygens-treatise-2329	397	5	may	may	MD
huygens-treatise-2329	397	6	be	be	VB
huygens-treatise-2329	397	7	seen	see	VBN
huygens-treatise-2329	397	8	in	in	IN
huygens-treatise-2329	397	9	his	-PRON-	PRP$
huygens-treatise-2329	397	10	printed	print	VBN
huygens-treatise-2329	397	11	works	work	NNS
huygens-treatise-2329	397	12	,	,	,
huygens-treatise-2329	397	13	and	and	CC
huygens-treatise-2329	397	14	in	in	IN
huygens-treatise-2329	397	15	the	the	DT
huygens-treatise-2329	397	16	volume	volume	NN
huygens-treatise-2329	397	17	of	of	IN
huygens-treatise-2329	397	18	letters	letter	NNS
huygens-treatise-2329	397	19	of	of	IN
huygens-treatise-2329	397	20	Mr.	Mr.	NNP
huygens-treatise-2329	397	21	Des	Des	NNP
huygens-treatise-2329	397	22	Cartes	Cartes	NNP
huygens-treatise-2329	397	23	,	,	,
huygens-treatise-2329	397	24	is	be	VBZ
huygens-treatise-2329	397	25	very	very	RB
huygens-treatise-2329	397	26	long	long	JJ
huygens-treatise-2329	397	27	;	;	:
huygens-treatise-2329	397	28	wherefore	wherefore	VBN
huygens-treatise-2329	397	29	I	-PRON-	PRP
huygens-treatise-2329	397	30	give	give	VBP
huygens-treatise-2329	397	31	here	here	RB
huygens-treatise-2329	397	32	another	another	DT
huygens-treatise-2329	397	33	which	which	WDT
huygens-treatise-2329	397	34	is	be	VBZ
huygens-treatise-2329	397	35	simpler	simple	JJR
huygens-treatise-2329	397	36	and	and	CC
huygens-treatise-2329	397	37	easier	easy	JJR
huygens-treatise-2329	397	38	.	.	.
huygens-treatise-2329	398	1	[	[	-LRB-
huygens-treatise-2329	398	2	Illustration	illustration	NN
huygens-treatise-2329	398	3	]	]	-RRB-
huygens-treatise-2329	398	4	Let	let	VB
huygens-treatise-2329	398	5	KF	KF	NNP
huygens-treatise-2329	398	6	be	be	VB
huygens-treatise-2329	398	7	the	the	DT
huygens-treatise-2329	398	8	plane	plane	NN
huygens-treatise-2329	398	9	surface	surface	NN
huygens-treatise-2329	398	10	;	;	:
huygens-treatise-2329	398	11	A	a	DT
huygens-treatise-2329	398	12	the	the	DT
huygens-treatise-2329	398	13	point	point	NN
huygens-treatise-2329	398	14	in	in	IN
huygens-treatise-2329	398	15	the	the	DT
huygens-treatise-2329	398	16	medium	medium	NN
huygens-treatise-2329	398	17	which	which	WDT
huygens-treatise-2329	398	18	the	the	DT
huygens-treatise-2329	398	19	light	light	NN
huygens-treatise-2329	398	20	traverses	traverse	VBZ
huygens-treatise-2329	398	21	more	more	RBR
huygens-treatise-2329	398	22	easily	easily	RB
huygens-treatise-2329	398	23	,	,	,
huygens-treatise-2329	398	24	as	as	IN
huygens-treatise-2329	398	25	the	the	DT
huygens-treatise-2329	398	26	air	air	NN
huygens-treatise-2329	398	27	;	;	:
huygens-treatise-2329	398	28	C	c	NN
huygens-treatise-2329	398	29	the	the	DT
huygens-treatise-2329	398	30	point	point	NN
huygens-treatise-2329	398	31	in	in	IN
huygens-treatise-2329	398	32	the	the	DT
huygens-treatise-2329	398	33	other	other	JJ
huygens-treatise-2329	398	34	which	which	WDT
huygens-treatise-2329	398	35	is	be	VBZ
huygens-treatise-2329	398	36	more	more	RBR
huygens-treatise-2329	398	37	difficult	difficult	JJ
huygens-treatise-2329	398	38	to	to	TO
huygens-treatise-2329	398	39	penetrate	penetrate	VB
huygens-treatise-2329	398	40	,	,	,
huygens-treatise-2329	398	41	as	as	IN
huygens-treatise-2329	398	42	water	water	NN
huygens-treatise-2329	398	43	.	.	.
huygens-treatise-2329	399	1	And	and	CC
huygens-treatise-2329	399	2	suppose	suppose	VB
huygens-treatise-2329	399	3	that	that	IN
huygens-treatise-2329	399	4	a	a	DT
huygens-treatise-2329	399	5	ray	ray	NN
huygens-treatise-2329	399	6	has	have	VBZ
huygens-treatise-2329	399	7	come	come	VBN
huygens-treatise-2329	399	8	from	from	IN
huygens-treatise-2329	399	9	A	a	DT
huygens-treatise-2329	399	10	,	,	,
huygens-treatise-2329	399	11	by	by	IN
huygens-treatise-2329	399	12	B	b	NN
huygens-treatise-2329	399	13	,	,	,
huygens-treatise-2329	399	14	to	to	IN
huygens-treatise-2329	399	15	C	C	NNP
huygens-treatise-2329	399	16	,	,	,
huygens-treatise-2329	399	17	having	have	VBG
huygens-treatise-2329	399	18	been	be	VBN
huygens-treatise-2329	399	19	refracted	refract	VBN
huygens-treatise-2329	399	20	at	at	IN
huygens-treatise-2329	399	21	B	b	NN
huygens-treatise-2329	399	22	according	accord	VBG
huygens-treatise-2329	399	23	to	to	IN
huygens-treatise-2329	399	24	the	the	DT
huygens-treatise-2329	399	25	law	law	NN
huygens-treatise-2329	399	26	demonstrated	demonstrate	VBD
huygens-treatise-2329	399	27	a	a	DT
huygens-treatise-2329	399	28	little	little	JJ
huygens-treatise-2329	399	29	before	before	RB
huygens-treatise-2329	399	30	;	;	:
huygens-treatise-2329	399	31	that	that	DT
huygens-treatise-2329	399	32	is	be	VBZ
huygens-treatise-2329	399	33	to	to	TO
huygens-treatise-2329	399	34	say	say	VB
huygens-treatise-2329	399	35	that	that	IN
huygens-treatise-2329	399	36	,	,	,
huygens-treatise-2329	399	37	having	have	VBG
huygens-treatise-2329	399	38	drawn	draw	VBN
huygens-treatise-2329	399	39	PBQ	PBQ	NNP
huygens-treatise-2329	399	40	,	,	,
huygens-treatise-2329	399	41	which	which	WDT
huygens-treatise-2329	399	42	cuts	cut	VBZ
huygens-treatise-2329	399	43	the	the	DT
huygens-treatise-2329	399	44	plane	plane	NN
huygens-treatise-2329	399	45	at	at	IN
huygens-treatise-2329	399	46	right	right	JJ
huygens-treatise-2329	399	47	angles	angle	NNS
huygens-treatise-2329	399	48	,	,	,
huygens-treatise-2329	399	49	let	let	VB
huygens-treatise-2329	399	50	the	the	DT
huygens-treatise-2329	399	51	sine	sine	NN
huygens-treatise-2329	399	52	of	of	IN
huygens-treatise-2329	399	53	the	the	DT
huygens-treatise-2329	399	54	angle	angle	NN
huygens-treatise-2329	399	55	ABP	ABP	NNP
huygens-treatise-2329	399	56	have	have	VBP
huygens-treatise-2329	399	57	to	to	IN
huygens-treatise-2329	399	58	the	the	DT
huygens-treatise-2329	399	59	sine	sine	NN
huygens-treatise-2329	399	60	of	of	IN
huygens-treatise-2329	399	61	the	the	DT
huygens-treatise-2329	399	62	angle	angle	NN
huygens-treatise-2329	399	63	CBQ	CBQ	NNP
huygens-treatise-2329	399	64	the	the	DT
huygens-treatise-2329	399	65	same	same	JJ
huygens-treatise-2329	399	66	ratio	ratio	NN
huygens-treatise-2329	399	67	as	as	IN
huygens-treatise-2329	399	68	the	the	DT
huygens-treatise-2329	399	69	velocity	velocity	NN
huygens-treatise-2329	399	70	of	of	IN
huygens-treatise-2329	399	71	light	light	NN
huygens-treatise-2329	399	72	in	in	IN
huygens-treatise-2329	399	73	the	the	DT
huygens-treatise-2329	399	74	medium	medium	NN
huygens-treatise-2329	399	75	where	where	WRB
huygens-treatise-2329	399	76	A	a	DT
huygens-treatise-2329	399	77	is	be	VBZ
huygens-treatise-2329	399	78	to	to	IN
huygens-treatise-2329	399	79	the	the	DT
huygens-treatise-2329	399	80	velocity	velocity	NN
huygens-treatise-2329	399	81	of	of	IN
huygens-treatise-2329	399	82	light	light	NN
huygens-treatise-2329	399	83	in	in	IN
huygens-treatise-2329	399	84	the	the	DT
huygens-treatise-2329	399	85	medium	medium	NN
huygens-treatise-2329	399	86	where	where	WRB
huygens-treatise-2329	399	87	C	C	NNP
huygens-treatise-2329	399	88	is	be	VBZ
huygens-treatise-2329	399	89	.	.	.
huygens-treatise-2329	400	1	It	-PRON-	PRP
huygens-treatise-2329	400	2	is	be	VBZ
huygens-treatise-2329	400	3	to	to	TO
huygens-treatise-2329	400	4	be	be	VB
huygens-treatise-2329	400	5	shown	show	VBN
huygens-treatise-2329	400	6	that	that	IN
huygens-treatise-2329	400	7	the	the	DT
huygens-treatise-2329	400	8	time	time	NN
huygens-treatise-2329	400	9	of	of	IN
huygens-treatise-2329	400	10	passage	passage	NN
huygens-treatise-2329	400	11	of	of	IN
huygens-treatise-2329	400	12	light	light	NN
huygens-treatise-2329	400	13	along	along	IN
huygens-treatise-2329	400	14	AB	AB	NNP
huygens-treatise-2329	400	15	and	and	CC
huygens-treatise-2329	400	16	BC	BC	NNP
huygens-treatise-2329	400	17	taken	take	VBN
huygens-treatise-2329	400	18	together	together	RB
huygens-treatise-2329	400	19	,	,	,
huygens-treatise-2329	400	20	is	be	VBZ
huygens-treatise-2329	400	21	the	the	DT
huygens-treatise-2329	400	22	shortest	short	JJS
huygens-treatise-2329	400	23	that	that	WDT
huygens-treatise-2329	400	24	can	can	MD
huygens-treatise-2329	400	25	be	be	VB
huygens-treatise-2329	400	26	.	.	.
huygens-treatise-2329	401	1	Let	let	VB
huygens-treatise-2329	401	2	us	-PRON-	PRP
huygens-treatise-2329	401	3	assume	assume	VB
huygens-treatise-2329	401	4	that	that	IN
huygens-treatise-2329	401	5	it	-PRON-	PRP
huygens-treatise-2329	401	6	may	may	MD
huygens-treatise-2329	401	7	have	have	VB
huygens-treatise-2329	401	8	come	come	VBN
huygens-treatise-2329	401	9	by	by	IN
huygens-treatise-2329	401	10	other	other	JJ
huygens-treatise-2329	401	11	lines	line	NNS
huygens-treatise-2329	401	12	,	,	,
huygens-treatise-2329	401	13	and	and	CC
huygens-treatise-2329	401	14	,	,	,
huygens-treatise-2329	401	15	in	in	IN
huygens-treatise-2329	401	16	the	the	DT
huygens-treatise-2329	401	17	first	first	JJ
huygens-treatise-2329	401	18	place	place	NN
huygens-treatise-2329	401	19	,	,	,
huygens-treatise-2329	401	20	along	along	IN
huygens-treatise-2329	401	21	AF	AF	NNP
huygens-treatise-2329	401	22	,	,	,
huygens-treatise-2329	401	23	FC	FC	NNP
huygens-treatise-2329	401	24	,	,	,
huygens-treatise-2329	401	25	so	so	IN
huygens-treatise-2329	401	26	that	that	IN
huygens-treatise-2329	401	27	the	the	DT
huygens-treatise-2329	401	28	point	point	NN
huygens-treatise-2329	401	29	of	of	IN
huygens-treatise-2329	401	30	refraction	refraction	NN
huygens-treatise-2329	401	31	F	F	NNP
huygens-treatise-2329	401	32	may	may	MD
huygens-treatise-2329	401	33	be	be	VB
huygens-treatise-2329	401	34	further	further	JJ
huygens-treatise-2329	401	35	from	from	IN
huygens-treatise-2329	401	36	B	b	NN
huygens-treatise-2329	401	37	than	than	IN
huygens-treatise-2329	401	38	the	the	DT
huygens-treatise-2329	401	39	point	point	NN
huygens-treatise-2329	401	40	A	a	NN
huygens-treatise-2329	401	41	;	;	:
huygens-treatise-2329	401	42	and	and	CC
huygens-treatise-2329	401	43	let	let	VB
huygens-treatise-2329	401	44	AO	AO	NNP
huygens-treatise-2329	401	45	be	be	VB
huygens-treatise-2329	401	46	a	a	DT
huygens-treatise-2329	401	47	line	line	NN
huygens-treatise-2329	401	48	perpendicular	perpendicular	JJ
huygens-treatise-2329	401	49	to	to	IN
huygens-treatise-2329	401	50	AB	AB	NNP
huygens-treatise-2329	401	51	,	,	,
huygens-treatise-2329	401	52	and	and	CC
huygens-treatise-2329	401	53	FO	FO	NNP
huygens-treatise-2329	401	54	parallel	parallel	NN
huygens-treatise-2329	401	55	to	to	IN
huygens-treatise-2329	401	56	AB	AB	NNP
huygens-treatise-2329	401	57	;	;	:
huygens-treatise-2329	401	58	BH	BH	NNP
huygens-treatise-2329	401	59	perpendicular	perpendicular	JJ
huygens-treatise-2329	401	60	to	to	IN
huygens-treatise-2329	401	61	FO	FO	NNP
huygens-treatise-2329	401	62	,	,	,
huygens-treatise-2329	401	63	and	and	CC
huygens-treatise-2329	401	64	FG	FG	NNP
huygens-treatise-2329	401	65	to	to	IN
huygens-treatise-2329	401	66	BC	BC	NNP
huygens-treatise-2329	401	67	.	.	.
huygens-treatise-2329	402	1	Since	since	IN
huygens-treatise-2329	402	2	then	then	RB
huygens-treatise-2329	402	3	the	the	DT
huygens-treatise-2329	402	4	angle	angle	NN
huygens-treatise-2329	402	5	HBF	HBF	NNP
huygens-treatise-2329	402	6	is	be	VBZ
huygens-treatise-2329	402	7	equal	equal	JJ
huygens-treatise-2329	402	8	to	to	IN
huygens-treatise-2329	402	9	PBA	PBA	NNP
huygens-treatise-2329	402	10	,	,	,
huygens-treatise-2329	402	11	and	and	CC
huygens-treatise-2329	402	12	the	the	DT
huygens-treatise-2329	402	13	angle	angle	NN
huygens-treatise-2329	402	14	BFG	BFG	NNP
huygens-treatise-2329	402	15	equal	equal	JJ
huygens-treatise-2329	402	16	to	to	IN
huygens-treatise-2329	402	17	QBC	QBC	NNP
huygens-treatise-2329	402	18	,	,	,
huygens-treatise-2329	402	19	it	-PRON-	PRP
huygens-treatise-2329	402	20	follows	follow	VBZ
huygens-treatise-2329	402	21	that	that	IN
huygens-treatise-2329	402	22	the	the	DT
huygens-treatise-2329	402	23	sine	sine	NN
huygens-treatise-2329	402	24	of	of	IN
huygens-treatise-2329	402	25	the	the	DT
huygens-treatise-2329	402	26	angle	angle	NN
huygens-treatise-2329	402	27	HBF	HBF	NNP
huygens-treatise-2329	402	28	will	will	MD
huygens-treatise-2329	402	29	also	also	RB
huygens-treatise-2329	402	30	have	have	VB
huygens-treatise-2329	402	31	the	the	DT
huygens-treatise-2329	402	32	same	same	JJ
huygens-treatise-2329	402	33	ratio	ratio	NN
huygens-treatise-2329	402	34	to	to	IN
huygens-treatise-2329	402	35	the	the	DT
huygens-treatise-2329	402	36	sine	sine	NN
huygens-treatise-2329	402	37	of	of	IN
huygens-treatise-2329	402	38	BFG	BFG	NNP
huygens-treatise-2329	402	39	,	,	,
huygens-treatise-2329	402	40	as	as	IN
huygens-treatise-2329	402	41	the	the	DT
huygens-treatise-2329	402	42	velocity	velocity	NN
huygens-treatise-2329	402	43	of	of	IN
huygens-treatise-2329	402	44	light	light	NN
huygens-treatise-2329	402	45	in	in	IN
huygens-treatise-2329	402	46	the	the	DT
huygens-treatise-2329	402	47	medium	medium	JJ
huygens-treatise-2329	402	48	A	a	NN
huygens-treatise-2329	402	49	is	be	VBZ
huygens-treatise-2329	402	50	to	to	IN
huygens-treatise-2329	402	51	its	-PRON-	PRP$
huygens-treatise-2329	402	52	velocity	velocity	NN
huygens-treatise-2329	402	53	in	in	IN
huygens-treatise-2329	402	54	the	the	DT
huygens-treatise-2329	402	55	medium	medium	NN
huygens-treatise-2329	402	56	C.	C.	NNP
huygens-treatise-2329	402	57	But	but	CC
huygens-treatise-2329	402	58	these	these	DT
huygens-treatise-2329	402	59	sines	sine	NNS
huygens-treatise-2329	402	60	are	be	VBP
huygens-treatise-2329	402	61	the	the	DT
huygens-treatise-2329	402	62	straight	straight	JJ
huygens-treatise-2329	402	63	lines	line	NNS
huygens-treatise-2329	402	64	HF	HF	NNP
huygens-treatise-2329	402	65	,	,	,
huygens-treatise-2329	402	66	BG	BG	NNP
huygens-treatise-2329	402	67	,	,	,
huygens-treatise-2329	402	68	if	if	IN
huygens-treatise-2329	402	69	we	-PRON-	PRP
huygens-treatise-2329	402	70	take	take	VBP
huygens-treatise-2329	402	71	BF	BF	NNP
huygens-treatise-2329	402	72	as	as	IN
huygens-treatise-2329	402	73	the	the	DT
huygens-treatise-2329	402	74	semi	semi	JJ
huygens-treatise-2329	402	75	-	-	JJ
huygens-treatise-2329	402	76	diameter	diameter	NN
huygens-treatise-2329	402	77	of	of	IN
huygens-treatise-2329	402	78	a	a	DT
huygens-treatise-2329	402	79	circle	circle	NN
huygens-treatise-2329	402	80	.	.	.
huygens-treatise-2329	403	1	Then	then	RB
huygens-treatise-2329	403	2	these	these	DT
huygens-treatise-2329	403	3	lines	line	NNS
huygens-treatise-2329	403	4	HF	HF	NNP
huygens-treatise-2329	403	5	,	,	,
huygens-treatise-2329	403	6	BG	BG	NNP
huygens-treatise-2329	403	7	,	,	,
huygens-treatise-2329	403	8	will	will	MD
huygens-treatise-2329	403	9	bear	bear	VB
huygens-treatise-2329	403	10	to	to	IN
huygens-treatise-2329	403	11	one	one	CD
huygens-treatise-2329	403	12	another	another	DT
huygens-treatise-2329	403	13	the	the	DT
huygens-treatise-2329	403	14	said	said	JJ
huygens-treatise-2329	403	15	ratio	ratio	NN
huygens-treatise-2329	403	16	of	of	IN
huygens-treatise-2329	403	17	the	the	DT
huygens-treatise-2329	403	18	velocities	velocity	NNS
huygens-treatise-2329	403	19	.	.	.
huygens-treatise-2329	404	1	And	and	CC
huygens-treatise-2329	404	2	,	,	,
huygens-treatise-2329	404	3	therefore	therefore	RB
huygens-treatise-2329	404	4	,	,	,
huygens-treatise-2329	404	5	the	the	DT
huygens-treatise-2329	404	6	time	time	NN
huygens-treatise-2329	404	7	of	of	IN
huygens-treatise-2329	404	8	the	the	DT
huygens-treatise-2329	404	9	light	light	NN
huygens-treatise-2329	404	10	along	along	IN
huygens-treatise-2329	404	11	HF	HF	NNP
huygens-treatise-2329	404	12	,	,	,
huygens-treatise-2329	404	13	supposing	suppose	VBG
huygens-treatise-2329	404	14	that	that	IN
huygens-treatise-2329	404	15	the	the	DT
huygens-treatise-2329	404	16	ray	ray	NN
huygens-treatise-2329	404	17	had	have	VBD
huygens-treatise-2329	404	18	been	be	VBN
huygens-treatise-2329	404	19	OF	of	IN
huygens-treatise-2329	404	20	,	,	,
huygens-treatise-2329	404	21	would	would	MD
huygens-treatise-2329	404	22	be	be	VB
huygens-treatise-2329	404	23	equal	equal	JJ
huygens-treatise-2329	404	24	to	to	IN
huygens-treatise-2329	404	25	the	the	DT
huygens-treatise-2329	404	26	time	time	NN
huygens-treatise-2329	404	27	along	along	IN
huygens-treatise-2329	404	28	BG	BG	NNP
huygens-treatise-2329	404	29	in	in	IN
huygens-treatise-2329	404	30	the	the	DT
huygens-treatise-2329	404	31	interior	interior	NN
huygens-treatise-2329	404	32	of	of	IN
huygens-treatise-2329	404	33	the	the	DT
huygens-treatise-2329	404	34	medium	medium	NN
huygens-treatise-2329	404	35	C.	C.	NNP
huygens-treatise-2329	404	36	But	but	CC
huygens-treatise-2329	404	37	the	the	DT
huygens-treatise-2329	404	38	time	time	NN
huygens-treatise-2329	404	39	along	along	IN
huygens-treatise-2329	404	40	AB	AB	NNP
huygens-treatise-2329	404	41	is	be	VBZ
huygens-treatise-2329	404	42	equal	equal	JJ
huygens-treatise-2329	404	43	to	to	IN
huygens-treatise-2329	404	44	the	the	DT
huygens-treatise-2329	404	45	time	time	NN
huygens-treatise-2329	404	46	along	along	IN
huygens-treatise-2329	404	47	OH	OH	NNP
huygens-treatise-2329	404	48	;	;	:
huygens-treatise-2329	404	49	therefore	therefore	RB
huygens-treatise-2329	404	50	the	the	DT
huygens-treatise-2329	404	51	time	time	NN
huygens-treatise-2329	404	52	along	along	IN
huygens-treatise-2329	404	53	OF	of	IN
huygens-treatise-2329	404	54	is	be	VBZ
huygens-treatise-2329	404	55	equal	equal	JJ
huygens-treatise-2329	404	56	to	to	IN
huygens-treatise-2329	404	57	the	the	DT
huygens-treatise-2329	404	58	time	time	NN
huygens-treatise-2329	404	59	along	along	IN
huygens-treatise-2329	404	60	AB	AB	NNP
huygens-treatise-2329	404	61	,	,	,
huygens-treatise-2329	404	62	BG	BG	NNP
huygens-treatise-2329	404	63	.	.	.
huygens-treatise-2329	405	1	Again	again	RB
huygens-treatise-2329	405	2	the	the	DT
huygens-treatise-2329	405	3	time	time	NN
huygens-treatise-2329	405	4	along	along	IN
huygens-treatise-2329	405	5	FC	FC	NNP
huygens-treatise-2329	405	6	is	be	VBZ
huygens-treatise-2329	405	7	greater	great	JJR
huygens-treatise-2329	405	8	than	than	IN
huygens-treatise-2329	405	9	that	that	DT
huygens-treatise-2329	405	10	along	along	IN
huygens-treatise-2329	405	11	GC	GC	NNP
huygens-treatise-2329	405	12	;	;	:
huygens-treatise-2329	405	13	then	then	RB
huygens-treatise-2329	405	14	the	the	DT
huygens-treatise-2329	405	15	time	time	NN
huygens-treatise-2329	405	16	along	along	IN
huygens-treatise-2329	405	17	OFC	OFC	NNP
huygens-treatise-2329	405	18	will	will	MD
huygens-treatise-2329	405	19	be	be	VB
huygens-treatise-2329	405	20	longer	long	JJR
huygens-treatise-2329	405	21	than	than	IN
huygens-treatise-2329	405	22	that	that	DT
huygens-treatise-2329	405	23	along	along	IN
huygens-treatise-2329	405	24	ABC	ABC	NNP
huygens-treatise-2329	405	25	.	.	.
huygens-treatise-2329	406	1	But	but	CC
huygens-treatise-2329	406	2	AF	AF	NNP
huygens-treatise-2329	406	3	is	be	VBZ
huygens-treatise-2329	406	4	longer	long	JJR
huygens-treatise-2329	406	5	than	than	IN
huygens-treatise-2329	406	6	OF	of	RB
huygens-treatise-2329	406	7	,	,	,
huygens-treatise-2329	406	8	then	then	RB
huygens-treatise-2329	406	9	the	the	DT
huygens-treatise-2329	406	10	time	time	NN
huygens-treatise-2329	406	11	along	along	IN
huygens-treatise-2329	406	12	AFC	AFC	NNP
huygens-treatise-2329	406	13	will	will	MD
huygens-treatise-2329	406	14	by	by	IN
huygens-treatise-2329	406	15	just	just	RB
huygens-treatise-2329	406	16	so	so	RB
huygens-treatise-2329	406	17	much	much	RB
huygens-treatise-2329	406	18	more	more	JJR
huygens-treatise-2329	406	19	exceed	exceed	VBP
huygens-treatise-2329	406	20	the	the	DT
huygens-treatise-2329	406	21	time	time	NN
huygens-treatise-2329	406	22	along	along	IN
huygens-treatise-2329	406	23	ABC	ABC	NNP
huygens-treatise-2329	406	24	.	.	.
huygens-treatise-2329	407	1	Now	now	RB
huygens-treatise-2329	407	2	let	let	VB
huygens-treatise-2329	407	3	us	-PRON-	PRP
huygens-treatise-2329	407	4	assume	assume	VB
huygens-treatise-2329	407	5	that	that	IN
huygens-treatise-2329	407	6	the	the	DT
huygens-treatise-2329	407	7	ray	ray	NN
huygens-treatise-2329	407	8	has	have	VBZ
huygens-treatise-2329	407	9	come	come	VBN
huygens-treatise-2329	407	10	from	from	IN
huygens-treatise-2329	407	11	A	a	NN
huygens-treatise-2329	407	12	to	to	IN
huygens-treatise-2329	407	13	C	c	NN
huygens-treatise-2329	407	14	along	along	IN
huygens-treatise-2329	407	15	AK	AK	NNP
huygens-treatise-2329	407	16	,	,	,
huygens-treatise-2329	407	17	KC	KC	NNP
huygens-treatise-2329	407	18	;	;	:
huygens-treatise-2329	407	19	the	the	DT
huygens-treatise-2329	407	20	point	point	NN
huygens-treatise-2329	407	21	of	of	IN
huygens-treatise-2329	407	22	refraction	refraction	NN
huygens-treatise-2329	407	23	K	k	NN
huygens-treatise-2329	407	24	being	be	VBG
huygens-treatise-2329	407	25	nearer	near	JJR
huygens-treatise-2329	407	26	to	to	IN
huygens-treatise-2329	407	27	A	a	NN
huygens-treatise-2329	407	28	than	than	IN
huygens-treatise-2329	407	29	the	the	DT
huygens-treatise-2329	407	30	point	point	NN
huygens-treatise-2329	407	31	B	b	NN
huygens-treatise-2329	407	32	is	be	VBZ
huygens-treatise-2329	407	33	;	;	:
huygens-treatise-2329	407	34	and	and	CC
huygens-treatise-2329	407	35	let	let	VB
huygens-treatise-2329	407	36	CN	CN	NNP
huygens-treatise-2329	407	37	be	be	VB
huygens-treatise-2329	407	38	the	the	DT
huygens-treatise-2329	407	39	perpendicular	perpendicular	JJ
huygens-treatise-2329	407	40	upon	upon	IN
huygens-treatise-2329	407	41	BC	BC	NNP
huygens-treatise-2329	407	42	,	,	,
huygens-treatise-2329	407	43	KN	KN	NNP
huygens-treatise-2329	407	44	parallel	parallel	NN
huygens-treatise-2329	407	45	to	to	IN
huygens-treatise-2329	407	46	BC	BC	NNP
huygens-treatise-2329	407	47	:	:	:
huygens-treatise-2329	407	48	BM	BM	NNP
huygens-treatise-2329	407	49	perpendicular	perpendicular	JJ
huygens-treatise-2329	407	50	upon	upon	IN
huygens-treatise-2329	407	51	KN	KN	NNP
huygens-treatise-2329	407	52	,	,	,
huygens-treatise-2329	407	53	and	and	CC
huygens-treatise-2329	407	54	KL	KL	NNP
huygens-treatise-2329	407	55	upon	upon	IN
huygens-treatise-2329	407	56	BA	BA	NNP
huygens-treatise-2329	407	57	.	.	.
huygens-treatise-2329	408	1	Here	here	RB
huygens-treatise-2329	408	2	BL	BL	NNP
huygens-treatise-2329	408	3	and	and	CC
huygens-treatise-2329	408	4	KM	KM	NNP
huygens-treatise-2329	408	5	are	be	VBP
huygens-treatise-2329	408	6	the	the	DT
huygens-treatise-2329	408	7	sines	sine	NNS
huygens-treatise-2329	408	8	of	of	IN
huygens-treatise-2329	408	9	angles	angles	NNP
huygens-treatise-2329	408	10	BKL	BKL	NNP
huygens-treatise-2329	408	11	,	,	,
huygens-treatise-2329	408	12	KBM	KBM	NNP
huygens-treatise-2329	408	13	;	;	:
huygens-treatise-2329	408	14	that	that	DT
huygens-treatise-2329	408	15	is	be	VBZ
huygens-treatise-2329	408	16	to	to	TO
huygens-treatise-2329	408	17	say	say	VB
huygens-treatise-2329	408	18	,	,	,
huygens-treatise-2329	408	19	of	of	IN
huygens-treatise-2329	408	20	the	the	DT
huygens-treatise-2329	408	21	angles	angle	NNS
huygens-treatise-2329	408	22	PBA	PBA	NNP
huygens-treatise-2329	408	23	,	,	,
huygens-treatise-2329	408	24	QBC	QBC	NNP
huygens-treatise-2329	408	25	;	;	:
huygens-treatise-2329	408	26	and	and	CC
huygens-treatise-2329	408	27	therefore	therefore	RB
huygens-treatise-2329	408	28	they	-PRON-	PRP
huygens-treatise-2329	408	29	are	be	VBP
huygens-treatise-2329	408	30	to	to	IN
huygens-treatise-2329	408	31	one	one	CD
huygens-treatise-2329	408	32	another	another	DT
huygens-treatise-2329	408	33	as	as	IN
huygens-treatise-2329	408	34	the	the	DT
huygens-treatise-2329	408	35	velocity	velocity	NN
huygens-treatise-2329	408	36	of	of	IN
huygens-treatise-2329	408	37	light	light	NN
huygens-treatise-2329	408	38	in	in	IN
huygens-treatise-2329	408	39	the	the	DT
huygens-treatise-2329	408	40	medium	medium	NN
huygens-treatise-2329	408	41	A	a	NN
huygens-treatise-2329	408	42	is	be	VBZ
huygens-treatise-2329	408	43	to	to	IN
huygens-treatise-2329	408	44	the	the	DT
huygens-treatise-2329	408	45	velocity	velocity	NN
huygens-treatise-2329	408	46	in	in	IN
huygens-treatise-2329	408	47	the	the	DT
huygens-treatise-2329	408	48	medium	medium	NN
huygens-treatise-2329	408	49	C.	C.	NNP
huygens-treatise-2329	408	50	Then	then	RB
huygens-treatise-2329	408	51	the	the	DT
huygens-treatise-2329	408	52	time	time	NN
huygens-treatise-2329	408	53	along	along	IN
huygens-treatise-2329	408	54	LB	LB	NNP
huygens-treatise-2329	408	55	is	be	VBZ
huygens-treatise-2329	408	56	equal	equal	JJ
huygens-treatise-2329	408	57	to	to	IN
huygens-treatise-2329	408	58	the	the	DT
huygens-treatise-2329	408	59	time	time	NN
huygens-treatise-2329	408	60	along	along	IN
huygens-treatise-2329	408	61	KM	KM	NNP
huygens-treatise-2329	408	62	;	;	:
huygens-treatise-2329	408	63	and	and	CC
huygens-treatise-2329	408	64	since	since	IN
huygens-treatise-2329	408	65	the	the	DT
huygens-treatise-2329	408	66	time	time	NN
huygens-treatise-2329	408	67	along	along	IN
huygens-treatise-2329	408	68	BC	BC	NNP
huygens-treatise-2329	408	69	is	be	VBZ
huygens-treatise-2329	408	70	equal	equal	JJ
huygens-treatise-2329	408	71	to	to	IN
huygens-treatise-2329	408	72	the	the	DT
huygens-treatise-2329	408	73	time	time	NN
huygens-treatise-2329	408	74	along	along	IN
huygens-treatise-2329	408	75	MN	MN	NNP
huygens-treatise-2329	408	76	,	,	,
huygens-treatise-2329	408	77	the	the	DT
huygens-treatise-2329	408	78	time	time	NN
huygens-treatise-2329	408	79	along	along	IN
huygens-treatise-2329	408	80	LBC	LBC	NNP
huygens-treatise-2329	408	81	will	will	MD
huygens-treatise-2329	408	82	be	be	VB
huygens-treatise-2329	408	83	equal	equal	JJ
huygens-treatise-2329	408	84	to	to	IN
huygens-treatise-2329	408	85	the	the	DT
huygens-treatise-2329	408	86	time	time	NN
huygens-treatise-2329	408	87	along	along	IN
huygens-treatise-2329	408	88	KMN	KMN	NNP
huygens-treatise-2329	408	89	.	.	.
huygens-treatise-2329	409	1	But	but	CC
huygens-treatise-2329	409	2	the	the	DT
huygens-treatise-2329	409	3	time	time	NN
huygens-treatise-2329	409	4	along	along	IN
huygens-treatise-2329	409	5	AK	AK	NNP
huygens-treatise-2329	409	6	is	be	VBZ
huygens-treatise-2329	409	7	longer	long	JJR
huygens-treatise-2329	409	8	than	than	IN
huygens-treatise-2329	409	9	that	that	DT
huygens-treatise-2329	409	10	along	along	IN
huygens-treatise-2329	409	11	AL	AL	NNP
huygens-treatise-2329	409	12	:	:	:
huygens-treatise-2329	409	13	hence	hence	RB
huygens-treatise-2329	409	14	the	the	DT
huygens-treatise-2329	409	15	time	time	NN
huygens-treatise-2329	409	16	along	along	IN
huygens-treatise-2329	409	17	AKN	AKN	NNP
huygens-treatise-2329	409	18	is	be	VBZ
huygens-treatise-2329	409	19	longer	long	JJR
huygens-treatise-2329	409	20	than	than	IN
huygens-treatise-2329	409	21	that	that	DT
huygens-treatise-2329	409	22	along	along	IN
huygens-treatise-2329	409	23	ABC	ABC	NNP
huygens-treatise-2329	409	24	.	.	.
huygens-treatise-2329	410	1	And	and	CC
huygens-treatise-2329	410	2	KC	KC	NNP
huygens-treatise-2329	410	3	being	be	VBG
huygens-treatise-2329	410	4	longer	long	JJR
huygens-treatise-2329	410	5	than	than	IN
huygens-treatise-2329	410	6	KN	KN	NNP
huygens-treatise-2329	410	7	,	,	,
huygens-treatise-2329	410	8	the	the	DT
huygens-treatise-2329	410	9	time	time	NN
huygens-treatise-2329	410	10	along	along	IN
huygens-treatise-2329	410	11	AKC	AKC	NNP
huygens-treatise-2329	410	12	will	will	MD
huygens-treatise-2329	410	13	exceed	exceed	VB
huygens-treatise-2329	410	14	,	,	,
huygens-treatise-2329	410	15	by	by	IN
huygens-treatise-2329	410	16	as	as	RB
huygens-treatise-2329	410	17	much	much	RB
huygens-treatise-2329	410	18	more	more	JJR
huygens-treatise-2329	410	19	,	,	,
huygens-treatise-2329	410	20	the	the	DT
huygens-treatise-2329	410	21	time	time	NN
huygens-treatise-2329	410	22	along	along	IN
huygens-treatise-2329	410	23	ABC	ABC	NNP
huygens-treatise-2329	410	24	.	.	.
huygens-treatise-2329	411	1	Hence	hence	RB
huygens-treatise-2329	411	2	it	-PRON-	PRP
huygens-treatise-2329	411	3	appears	appear	VBZ
huygens-treatise-2329	411	4	that	that	IN
huygens-treatise-2329	411	5	the	the	DT
huygens-treatise-2329	411	6	time	time	NN
huygens-treatise-2329	411	7	along	along	IN
huygens-treatise-2329	411	8	ABC	ABC	NNP
huygens-treatise-2329	411	9	is	be	VBZ
huygens-treatise-2329	411	10	the	the	DT
huygens-treatise-2329	411	11	shortest	shortest	RBS
huygens-treatise-2329	411	12	possible	possible	JJ
huygens-treatise-2329	411	13	;	;	:
huygens-treatise-2329	411	14	which	which	WDT
huygens-treatise-2329	411	15	was	be	VBD
huygens-treatise-2329	411	16	to	to	TO
huygens-treatise-2329	411	17	be	be	VB
huygens-treatise-2329	411	18	proven	prove	VBN
huygens-treatise-2329	411	19	.	.	.
huygens-treatise-2329	412	1	CHAPTER	CHAPTER	NNP
huygens-treatise-2329	412	2	IV	IV	NNP
huygens-treatise-2329	412	3	ON	on	IN
huygens-treatise-2329	412	4	THE	the	DT
huygens-treatise-2329	412	5	REFRACTION	refraction	NN
huygens-treatise-2329	412	6	OF	of	IN
huygens-treatise-2329	412	7	THE	the	DT
huygens-treatise-2329	412	8	AIR	AIR	NNP
huygens-treatise-2329	412	9	We	-PRON-	PRP
huygens-treatise-2329	412	10	have	have	VBP
huygens-treatise-2329	412	11	shown	show	VBN
huygens-treatise-2329	412	12	how	how	WRB
huygens-treatise-2329	412	13	the	the	DT
huygens-treatise-2329	412	14	movement	movement	NN
huygens-treatise-2329	412	15	which	which	WDT
huygens-treatise-2329	412	16	constitutes	constitute	VBZ
huygens-treatise-2329	412	17	light	light	JJ
huygens-treatise-2329	412	18	spreads	spread	NNS
huygens-treatise-2329	412	19	by	by	IN
huygens-treatise-2329	412	20	spherical	spherical	JJ
huygens-treatise-2329	412	21	waves	wave	NNS
huygens-treatise-2329	412	22	in	in	IN
huygens-treatise-2329	412	23	any	any	DT
huygens-treatise-2329	412	24	homogeneous	homogeneous	JJ
huygens-treatise-2329	412	25	matter	matter	NN
huygens-treatise-2329	412	26	.	.	.
huygens-treatise-2329	413	1	And	and	CC
huygens-treatise-2329	413	2	it	-PRON-	PRP
huygens-treatise-2329	413	3	is	be	VBZ
huygens-treatise-2329	413	4	evident	evident	JJ
huygens-treatise-2329	413	5	that	that	IN
huygens-treatise-2329	413	6	when	when	WRB
huygens-treatise-2329	413	7	the	the	DT
huygens-treatise-2329	413	8	matter	matter	NN
huygens-treatise-2329	413	9	is	be	VBZ
huygens-treatise-2329	413	10	not	not	RB
huygens-treatise-2329	413	11	homogeneous	homogeneous	JJ
huygens-treatise-2329	413	12	,	,	,
huygens-treatise-2329	413	13	but	but	CC
huygens-treatise-2329	413	14	of	of	IN
huygens-treatise-2329	413	15	such	such	PDT
huygens-treatise-2329	413	16	a	a	DT
huygens-treatise-2329	413	17	constitution	constitution	NN
huygens-treatise-2329	413	18	that	that	IN
huygens-treatise-2329	413	19	the	the	DT
huygens-treatise-2329	413	20	movement	movement	NN
huygens-treatise-2329	413	21	is	be	VBZ
huygens-treatise-2329	413	22	communicated	communicate	VBN
huygens-treatise-2329	413	23	in	in	IN
huygens-treatise-2329	413	24	it	-PRON-	PRP
huygens-treatise-2329	413	25	more	more	RBR
huygens-treatise-2329	413	26	rapidly	rapidly	RB
huygens-treatise-2329	413	27	toward	toward	IN
huygens-treatise-2329	413	28	one	one	CD
huygens-treatise-2329	413	29	side	side	NN
huygens-treatise-2329	413	30	than	than	IN
huygens-treatise-2329	413	31	toward	toward	IN
huygens-treatise-2329	413	32	another	another	DT
huygens-treatise-2329	413	33	,	,	,
huygens-treatise-2329	413	34	these	these	DT
huygens-treatise-2329	413	35	waves	wave	NNS
huygens-treatise-2329	413	36	can	can	MD
huygens-treatise-2329	413	37	not	not	RB
huygens-treatise-2329	413	38	be	be	VB
huygens-treatise-2329	413	39	spherical	spherical	JJ
huygens-treatise-2329	413	40	:	:	:
huygens-treatise-2329	413	41	but	but	CC
huygens-treatise-2329	413	42	that	that	IN
huygens-treatise-2329	413	43	they	-PRON-	PRP
huygens-treatise-2329	413	44	must	must	MD
huygens-treatise-2329	413	45	acquire	acquire	VB
huygens-treatise-2329	413	46	their	-PRON-	PRP$
huygens-treatise-2329	413	47	figure	figure	NN
huygens-treatise-2329	413	48	according	accord	VBG
huygens-treatise-2329	413	49	to	to	IN
huygens-treatise-2329	413	50	the	the	DT
huygens-treatise-2329	413	51	different	different	JJ
huygens-treatise-2329	413	52	distances	distance	NNS
huygens-treatise-2329	413	53	over	over	IN
huygens-treatise-2329	413	54	which	which	WDT
huygens-treatise-2329	413	55	the	the	DT
huygens-treatise-2329	413	56	successive	successive	JJ
huygens-treatise-2329	413	57	movement	movement	NN
huygens-treatise-2329	413	58	passes	pass	VBZ
huygens-treatise-2329	413	59	in	in	IN
huygens-treatise-2329	413	60	equal	equal	JJ
huygens-treatise-2329	413	61	times	time	NNS
huygens-treatise-2329	413	62	.	.	.
huygens-treatise-2329	414	1	It	-PRON-	PRP
huygens-treatise-2329	414	2	is	be	VBZ
huygens-treatise-2329	414	3	thus	thus	RB
huygens-treatise-2329	414	4	that	that	IN
huygens-treatise-2329	414	5	we	-PRON-	PRP
huygens-treatise-2329	414	6	shall	shall	MD
huygens-treatise-2329	414	7	in	in	IN
huygens-treatise-2329	414	8	the	the	DT
huygens-treatise-2329	414	9	first	first	JJ
huygens-treatise-2329	414	10	place	place	NN
huygens-treatise-2329	414	11	explain	explain	VBP
huygens-treatise-2329	414	12	the	the	DT
huygens-treatise-2329	414	13	refractions	refraction	NNS
huygens-treatise-2329	414	14	which	which	WDT
huygens-treatise-2329	414	15	occur	occur	VBP
huygens-treatise-2329	414	16	in	in	IN
huygens-treatise-2329	414	17	the	the	DT
huygens-treatise-2329	414	18	air	air	NN
huygens-treatise-2329	414	19	,	,	,
huygens-treatise-2329	414	20	which	which	WDT
huygens-treatise-2329	414	21	extends	extend	VBZ
huygens-treatise-2329	414	22	from	from	IN
huygens-treatise-2329	414	23	here	here	RB
huygens-treatise-2329	414	24	to	to	IN
huygens-treatise-2329	414	25	the	the	DT
huygens-treatise-2329	414	26	clouds	cloud	NNS
huygens-treatise-2329	414	27	and	and	CC
huygens-treatise-2329	414	28	beyond	beyond	IN
huygens-treatise-2329	414	29	.	.	.
huygens-treatise-2329	415	1	The	the	DT
huygens-treatise-2329	415	2	effects	effect	NNS
huygens-treatise-2329	415	3	of	of	IN
huygens-treatise-2329	415	4	which	which	WDT
huygens-treatise-2329	415	5	refractions	refraction	NNS
huygens-treatise-2329	415	6	are	be	VBP
huygens-treatise-2329	415	7	very	very	RB
huygens-treatise-2329	415	8	remarkable	remarkable	JJ
huygens-treatise-2329	415	9	;	;	:
huygens-treatise-2329	415	10	for	for	IN
huygens-treatise-2329	415	11	by	by	IN
huygens-treatise-2329	415	12	them	-PRON-	PRP
huygens-treatise-2329	415	13	we	-PRON-	PRP
huygens-treatise-2329	415	14	often	often	RB
huygens-treatise-2329	415	15	see	see	VBP
huygens-treatise-2329	415	16	objects	object	NNS
huygens-treatise-2329	415	17	which	which	WDT
huygens-treatise-2329	415	18	the	the	DT
huygens-treatise-2329	415	19	rotundity	rotundity	NN
huygens-treatise-2329	415	20	of	of	IN
huygens-treatise-2329	415	21	the	the	DT
huygens-treatise-2329	415	22	Earth	Earth	NNP
huygens-treatise-2329	415	23	ought	ought	MD
huygens-treatise-2329	415	24	otherwise	otherwise	RB
huygens-treatise-2329	415	25	to	to	TO
huygens-treatise-2329	415	26	hide	hide	VB
huygens-treatise-2329	415	27	;	;	:
huygens-treatise-2329	415	28	such	such	JJ
huygens-treatise-2329	415	29	as	as	IN
huygens-treatise-2329	415	30	Islands	Islands	NNPS
huygens-treatise-2329	415	31	,	,	,
huygens-treatise-2329	415	32	and	and	CC
huygens-treatise-2329	415	33	the	the	DT
huygens-treatise-2329	415	34	tops	top	NNS
huygens-treatise-2329	415	35	of	of	IN
huygens-treatise-2329	415	36	mountains	mountain	NNS
huygens-treatise-2329	415	37	when	when	WRB
huygens-treatise-2329	415	38	one	one	CD
huygens-treatise-2329	415	39	is	be	VBZ
huygens-treatise-2329	415	40	at	at	IN
huygens-treatise-2329	415	41	sea	sea	NN
huygens-treatise-2329	415	42	.	.	.
huygens-treatise-2329	416	1	Because	because	IN
huygens-treatise-2329	416	2	also	also	RB
huygens-treatise-2329	416	3	of	of	IN
huygens-treatise-2329	416	4	them	-PRON-	PRP
huygens-treatise-2329	416	5	the	the	DT
huygens-treatise-2329	416	6	Sun	Sun	NNP
huygens-treatise-2329	416	7	and	and	CC
huygens-treatise-2329	416	8	the	the	DT
huygens-treatise-2329	416	9	Moon	Moon	NNP
huygens-treatise-2329	416	10	appear	appear	VBP
huygens-treatise-2329	416	11	as	as	IN
huygens-treatise-2329	416	12	risen	rise	VBN
huygens-treatise-2329	416	13	before	before	RB
huygens-treatise-2329	416	14	in	in	IN
huygens-treatise-2329	416	15	fact	fact	NN
huygens-treatise-2329	416	16	they	-PRON-	PRP
huygens-treatise-2329	416	17	have	have	VBP
huygens-treatise-2329	416	18	,	,	,
huygens-treatise-2329	416	19	and	and	CC
huygens-treatise-2329	416	20	appear	appear	VB
huygens-treatise-2329	416	21	to	to	TO
huygens-treatise-2329	416	22	set	set	VB
huygens-treatise-2329	416	23	later	later	RB
huygens-treatise-2329	416	24	:	:	:
huygens-treatise-2329	416	25	so	so	IN
huygens-treatise-2329	416	26	that	that	IN
huygens-treatise-2329	416	27	at	at	IN
huygens-treatise-2329	416	28	times	time	NNS
huygens-treatise-2329	416	29	the	the	DT
huygens-treatise-2329	416	30	Moon	Moon	NNP
huygens-treatise-2329	416	31	has	have	VBZ
huygens-treatise-2329	416	32	been	be	VBN
huygens-treatise-2329	416	33	seen	see	VBN
huygens-treatise-2329	416	34	eclipsed	eclipse	VBN
huygens-treatise-2329	416	35	while	while	IN
huygens-treatise-2329	416	36	the	the	DT
huygens-treatise-2329	416	37	Sun	Sun	NNP
huygens-treatise-2329	416	38	appeared	appear	VBD
huygens-treatise-2329	416	39	still	still	RB
huygens-treatise-2329	416	40	above	above	IN
huygens-treatise-2329	416	41	the	the	DT
huygens-treatise-2329	416	42	horizon	horizon	NN
huygens-treatise-2329	416	43	.	.	.
huygens-treatise-2329	417	1	And	and	CC
huygens-treatise-2329	417	2	so	so	RB
huygens-treatise-2329	417	3	also	also	RB
huygens-treatise-2329	417	4	the	the	DT
huygens-treatise-2329	417	5	heights	height	NNS
huygens-treatise-2329	417	6	of	of	IN
huygens-treatise-2329	417	7	the	the	DT
huygens-treatise-2329	417	8	Sun	Sun	NNP
huygens-treatise-2329	417	9	and	and	CC
huygens-treatise-2329	417	10	of	of	IN
huygens-treatise-2329	417	11	the	the	DT
huygens-treatise-2329	417	12	Moon	Moon	NNP
huygens-treatise-2329	417	13	,	,	,
huygens-treatise-2329	417	14	and	and	CC
huygens-treatise-2329	417	15	those	those	DT
huygens-treatise-2329	417	16	of	of	IN
huygens-treatise-2329	417	17	all	all	PDT
huygens-treatise-2329	417	18	the	the	DT
huygens-treatise-2329	417	19	Stars	Stars	NNPS
huygens-treatise-2329	417	20	always	always	RB
huygens-treatise-2329	417	21	appear	appear	VBP
huygens-treatise-2329	417	22	a	a	DT
huygens-treatise-2329	417	23	little	little	JJ
huygens-treatise-2329	417	24	greater	great	JJR
huygens-treatise-2329	417	25	than	than	IN
huygens-treatise-2329	417	26	they	-PRON-	PRP
huygens-treatise-2329	417	27	are	be	VBP
huygens-treatise-2329	417	28	in	in	IN
huygens-treatise-2329	417	29	reality	reality	NN
huygens-treatise-2329	417	30	,	,	,
huygens-treatise-2329	417	31	because	because	IN
huygens-treatise-2329	417	32	of	of	IN
huygens-treatise-2329	417	33	these	these	DT
huygens-treatise-2329	417	34	same	same	JJ
huygens-treatise-2329	417	35	refractions	refraction	NNS
huygens-treatise-2329	417	36	,	,	,
huygens-treatise-2329	417	37	as	as	IN
huygens-treatise-2329	417	38	Astronomers	astronomer	NNS
huygens-treatise-2329	417	39	know	know	VBP
huygens-treatise-2329	417	40	.	.	.
huygens-treatise-2329	418	1	But	but	CC
huygens-treatise-2329	418	2	there	there	EX
huygens-treatise-2329	418	3	is	be	VBZ
huygens-treatise-2329	418	4	one	one	CD
huygens-treatise-2329	418	5	experiment	experiment	NN
huygens-treatise-2329	418	6	which	which	WDT
huygens-treatise-2329	418	7	renders	render	VBZ
huygens-treatise-2329	418	8	this	this	DT
huygens-treatise-2329	418	9	refraction	refraction	NN
huygens-treatise-2329	418	10	very	very	RB
huygens-treatise-2329	418	11	evident	evident	JJ
huygens-treatise-2329	418	12	;	;	:
huygens-treatise-2329	418	13	which	which	WDT
huygens-treatise-2329	418	14	is	be	VBZ
huygens-treatise-2329	418	15	that	that	DT
huygens-treatise-2329	418	16	of	of	IN
huygens-treatise-2329	418	17	fixing	fix	VBG
huygens-treatise-2329	418	18	a	a	DT
huygens-treatise-2329	418	19	telescope	telescope	NN
huygens-treatise-2329	418	20	on	on	IN
huygens-treatise-2329	418	21	some	some	DT
huygens-treatise-2329	418	22	spot	spot	NN
huygens-treatise-2329	418	23	so	so	IN
huygens-treatise-2329	418	24	that	that	IN
huygens-treatise-2329	418	25	it	-PRON-	PRP
huygens-treatise-2329	418	26	views	view	VBZ
huygens-treatise-2329	418	27	an	an	DT
huygens-treatise-2329	418	28	object	object	NN
huygens-treatise-2329	418	29	,	,	,
huygens-treatise-2329	418	30	such	such	JJ
huygens-treatise-2329	418	31	as	as	IN
huygens-treatise-2329	418	32	a	a	DT
huygens-treatise-2329	418	33	steeple	steeple	NN
huygens-treatise-2329	418	34	or	or	CC
huygens-treatise-2329	418	35	a	a	DT
huygens-treatise-2329	418	36	house	house	NN
huygens-treatise-2329	418	37	,	,	,
huygens-treatise-2329	418	38	at	at	IN
huygens-treatise-2329	418	39	a	a	DT
huygens-treatise-2329	418	40	distance	distance	NN
huygens-treatise-2329	418	41	of	of	IN
huygens-treatise-2329	418	42	half	half	PDT
huygens-treatise-2329	418	43	a	a	DT
huygens-treatise-2329	418	44	league	league	NN
huygens-treatise-2329	418	45	or	or	CC
huygens-treatise-2329	418	46	more	more	JJR
huygens-treatise-2329	418	47	.	.	.
huygens-treatise-2329	419	1	If	if	IN
huygens-treatise-2329	419	2	then	then	RB
huygens-treatise-2329	419	3	you	-PRON-	PRP
huygens-treatise-2329	419	4	look	look	VBP
huygens-treatise-2329	419	5	through	through	IN
huygens-treatise-2329	419	6	it	-PRON-	PRP
huygens-treatise-2329	419	7	at	at	IN
huygens-treatise-2329	419	8	different	different	JJ
huygens-treatise-2329	419	9	hours	hour	NNS
huygens-treatise-2329	419	10	of	of	IN
huygens-treatise-2329	419	11	the	the	DT
huygens-treatise-2329	419	12	day	day	NN
huygens-treatise-2329	419	13	,	,	,
huygens-treatise-2329	419	14	leaving	leave	VBG
huygens-treatise-2329	419	15	it	-PRON-	PRP
huygens-treatise-2329	419	16	always	always	RB
huygens-treatise-2329	419	17	fixed	fix	VBN
huygens-treatise-2329	419	18	in	in	IN
huygens-treatise-2329	419	19	the	the	DT
huygens-treatise-2329	419	20	same	same	JJ
huygens-treatise-2329	419	21	way	way	NN
huygens-treatise-2329	419	22	,	,	,
huygens-treatise-2329	419	23	you	-PRON-	PRP
huygens-treatise-2329	419	24	will	will	MD
huygens-treatise-2329	419	25	see	see	VB
huygens-treatise-2329	419	26	that	that	IN
huygens-treatise-2329	419	27	the	the	DT
huygens-treatise-2329	419	28	same	same	JJ
huygens-treatise-2329	419	29	spots	spot	NNS
huygens-treatise-2329	419	30	of	of	IN
huygens-treatise-2329	419	31	the	the	DT
huygens-treatise-2329	419	32	object	object	NN
huygens-treatise-2329	419	33	will	will	MD
huygens-treatise-2329	419	34	not	not	RB
huygens-treatise-2329	419	35	always	always	RB
huygens-treatise-2329	419	36	appear	appear	VB
huygens-treatise-2329	419	37	at	at	IN
huygens-treatise-2329	419	38	the	the	DT
huygens-treatise-2329	419	39	middle	middle	NN
huygens-treatise-2329	419	40	of	of	IN
huygens-treatise-2329	419	41	the	the	DT
huygens-treatise-2329	419	42	aperture	aperture	NN
huygens-treatise-2329	419	43	of	of	IN
huygens-treatise-2329	419	44	the	the	DT
huygens-treatise-2329	419	45	telescope	telescope	NN
huygens-treatise-2329	419	46	,	,	,
huygens-treatise-2329	419	47	but	but	CC
huygens-treatise-2329	419	48	that	that	IN
huygens-treatise-2329	419	49	generally	generally	RB
huygens-treatise-2329	419	50	in	in	IN
huygens-treatise-2329	419	51	the	the	DT
huygens-treatise-2329	419	52	morning	morning	NN
huygens-treatise-2329	419	53	and	and	CC
huygens-treatise-2329	419	54	in	in	IN
huygens-treatise-2329	419	55	the	the	DT
huygens-treatise-2329	419	56	evening	evening	NN
huygens-treatise-2329	419	57	,	,	,
huygens-treatise-2329	419	58	when	when	WRB
huygens-treatise-2329	419	59	there	there	EX
huygens-treatise-2329	419	60	are	be	VBP
huygens-treatise-2329	419	61	more	more	JJR
huygens-treatise-2329	419	62	vapours	vapour	NNS
huygens-treatise-2329	419	63	near	near	IN
huygens-treatise-2329	419	64	the	the	DT
huygens-treatise-2329	419	65	Earth	Earth	NNP
huygens-treatise-2329	419	66	,	,	,
huygens-treatise-2329	419	67	these	these	DT
huygens-treatise-2329	419	68	objects	object	NNS
huygens-treatise-2329	419	69	seem	seem	VBP
huygens-treatise-2329	419	70	to	to	TO
huygens-treatise-2329	419	71	rise	rise	VB
huygens-treatise-2329	419	72	higher	higher	RBR
huygens-treatise-2329	419	73	,	,	,
huygens-treatise-2329	419	74	so	so	IN
huygens-treatise-2329	419	75	that	that	IN
huygens-treatise-2329	419	76	the	the	DT
huygens-treatise-2329	419	77	half	half	NN
huygens-treatise-2329	419	78	or	or	CC
huygens-treatise-2329	419	79	more	more	JJR
huygens-treatise-2329	419	80	of	of	IN
huygens-treatise-2329	419	81	them	-PRON-	PRP
huygens-treatise-2329	419	82	will	will	MD
huygens-treatise-2329	419	83	no	no	RB
huygens-treatise-2329	419	84	longer	longer	RB
huygens-treatise-2329	419	85	be	be	VB
huygens-treatise-2329	419	86	visible	visible	JJ
huygens-treatise-2329	419	87	;	;	:
huygens-treatise-2329	419	88	and	and	CC
huygens-treatise-2329	419	89	so	so	IN
huygens-treatise-2329	419	90	that	that	IN
huygens-treatise-2329	419	91	they	-PRON-	PRP
huygens-treatise-2329	419	92	seem	seem	VBP
huygens-treatise-2329	419	93	lower	low	JJR
huygens-treatise-2329	419	94	toward	toward	IN
huygens-treatise-2329	419	95	mid	mid	NN
huygens-treatise-2329	419	96	-	-	NN
huygens-treatise-2329	419	97	day	day	NN
huygens-treatise-2329	419	98	when	when	WRB
huygens-treatise-2329	419	99	these	these	DT
huygens-treatise-2329	419	100	vapours	vapour	NNS
huygens-treatise-2329	419	101	are	be	VBP
huygens-treatise-2329	419	102	dissipated	dissipate	VBN
huygens-treatise-2329	419	103	.	.	.
huygens-treatise-2329	420	1	Those	those	DT
huygens-treatise-2329	420	2	who	who	WP
huygens-treatise-2329	420	3	consider	consider	VBP
huygens-treatise-2329	420	4	refraction	refraction	NN
huygens-treatise-2329	420	5	to	to	TO
huygens-treatise-2329	420	6	occur	occur	VB
huygens-treatise-2329	420	7	only	only	RB
huygens-treatise-2329	420	8	in	in	IN
huygens-treatise-2329	420	9	the	the	DT
huygens-treatise-2329	420	10	surfaces	surface	NNS
huygens-treatise-2329	420	11	which	which	WDT
huygens-treatise-2329	420	12	separate	separate	VBP
huygens-treatise-2329	420	13	transparent	transparent	JJ
huygens-treatise-2329	420	14	bodies	body	NNS
huygens-treatise-2329	420	15	of	of	IN
huygens-treatise-2329	420	16	different	different	JJ
huygens-treatise-2329	420	17	nature	nature	NN
huygens-treatise-2329	420	18	,	,	,
huygens-treatise-2329	420	19	would	would	MD
huygens-treatise-2329	420	20	find	find	VB
huygens-treatise-2329	420	21	it	-PRON-	PRP
huygens-treatise-2329	420	22	difficult	difficult	JJ
huygens-treatise-2329	420	23	to	to	TO
huygens-treatise-2329	420	24	give	give	VB
huygens-treatise-2329	420	25	a	a	DT
huygens-treatise-2329	420	26	reason	reason	NN
huygens-treatise-2329	420	27	for	for	IN
huygens-treatise-2329	420	28	all	all	DT
huygens-treatise-2329	420	29	that	that	WDT
huygens-treatise-2329	420	30	I	-PRON-	PRP
huygens-treatise-2329	420	31	have	have	VBP
huygens-treatise-2329	420	32	just	just	RB
huygens-treatise-2329	420	33	related	relate	VBN
huygens-treatise-2329	420	34	;	;	:
huygens-treatise-2329	420	35	but	but	CC
huygens-treatise-2329	420	36	according	accord	VBG
huygens-treatise-2329	420	37	to	to	IN
huygens-treatise-2329	420	38	our	-PRON-	PRP$
huygens-treatise-2329	420	39	Theory	theory	NN
huygens-treatise-2329	420	40	the	the	DT
huygens-treatise-2329	420	41	thing	thing	NN
huygens-treatise-2329	420	42	is	be	VBZ
huygens-treatise-2329	420	43	quite	quite	RB
huygens-treatise-2329	420	44	easy	easy	JJ
huygens-treatise-2329	420	45	.	.	.
huygens-treatise-2329	421	1	It	-PRON-	PRP
huygens-treatise-2329	421	2	is	be	VBZ
huygens-treatise-2329	421	3	known	know	VBN
huygens-treatise-2329	421	4	that	that	IN
huygens-treatise-2329	421	5	the	the	DT
huygens-treatise-2329	421	6	air	air	NN
huygens-treatise-2329	421	7	which	which	WDT
huygens-treatise-2329	421	8	surrounds	surround	VBZ
huygens-treatise-2329	421	9	us	-PRON-	PRP
huygens-treatise-2329	421	10	,	,	,
huygens-treatise-2329	421	11	besides	besides	IN
huygens-treatise-2329	421	12	the	the	DT
huygens-treatise-2329	421	13	particles	particle	NNS
huygens-treatise-2329	421	14	which	which	WDT
huygens-treatise-2329	421	15	are	be	VBP
huygens-treatise-2329	421	16	proper	proper	JJ
huygens-treatise-2329	421	17	to	to	IN
huygens-treatise-2329	421	18	it	-PRON-	PRP
huygens-treatise-2329	421	19	and	and	CC
huygens-treatise-2329	421	20	which	which	WDT
huygens-treatise-2329	421	21	float	float	VBP
huygens-treatise-2329	421	22	in	in	IN
huygens-treatise-2329	421	23	the	the	DT
huygens-treatise-2329	421	24	ethereal	ethereal	JJ
huygens-treatise-2329	421	25	matter	matter	NN
huygens-treatise-2329	421	26	as	as	IN
huygens-treatise-2329	421	27	has	have	VBZ
huygens-treatise-2329	421	28	been	be	VBN
huygens-treatise-2329	421	29	explained	explain	VBN
huygens-treatise-2329	421	30	,	,	,
huygens-treatise-2329	421	31	is	be	VBZ
huygens-treatise-2329	421	32	full	full	JJ
huygens-treatise-2329	421	33	also	also	RB
huygens-treatise-2329	421	34	of	of	IN
huygens-treatise-2329	421	35	particles	particle	NNS
huygens-treatise-2329	421	36	of	of	IN
huygens-treatise-2329	421	37	water	water	NN
huygens-treatise-2329	421	38	which	which	WDT
huygens-treatise-2329	421	39	are	be	VBP
huygens-treatise-2329	421	40	raised	raise	VBN
huygens-treatise-2329	421	41	by	by	IN
huygens-treatise-2329	421	42	the	the	DT
huygens-treatise-2329	421	43	action	action	NN
huygens-treatise-2329	421	44	of	of	IN
huygens-treatise-2329	421	45	heat	heat	NN
huygens-treatise-2329	421	46	;	;	:
huygens-treatise-2329	421	47	and	and	CC
huygens-treatise-2329	421	48	it	-PRON-	PRP
huygens-treatise-2329	421	49	has	have	VBZ
huygens-treatise-2329	421	50	been	be	VBN
huygens-treatise-2329	421	51	ascertained	ascertain	VBN
huygens-treatise-2329	421	52	further	further	RB
huygens-treatise-2329	421	53	by	by	IN
huygens-treatise-2329	421	54	some	some	DT
huygens-treatise-2329	421	55	very	very	RB
huygens-treatise-2329	421	56	definite	definite	JJ
huygens-treatise-2329	421	57	experiments	experiment	NNS
huygens-treatise-2329	421	58	that	that	IN
huygens-treatise-2329	421	59	as	as	IN
huygens-treatise-2329	421	60	one	one	CD
huygens-treatise-2329	421	61	mounts	mount	VBZ
huygens-treatise-2329	421	62	up	up	RP
huygens-treatise-2329	421	63	higher	higher	RBR
huygens-treatise-2329	421	64	the	the	DT
huygens-treatise-2329	421	65	density	density	NN
huygens-treatise-2329	421	66	of	of	IN
huygens-treatise-2329	421	67	air	air	NN
huygens-treatise-2329	421	68	diminishes	diminishe	NNS
huygens-treatise-2329	421	69	in	in	IN
huygens-treatise-2329	421	70	proportion	proportion	NN
huygens-treatise-2329	421	71	.	.	.
huygens-treatise-2329	422	1	Now	now	RB
huygens-treatise-2329	422	2	whether	whether	IN
huygens-treatise-2329	422	3	the	the	DT
huygens-treatise-2329	422	4	particles	particle	NNS
huygens-treatise-2329	422	5	of	of	IN
huygens-treatise-2329	422	6	water	water	NN
huygens-treatise-2329	422	7	and	and	CC
huygens-treatise-2329	422	8	those	those	DT
huygens-treatise-2329	422	9	of	of	IN
huygens-treatise-2329	422	10	air	air	NN
huygens-treatise-2329	422	11	take	take	VBP
huygens-treatise-2329	422	12	part	part	NN
huygens-treatise-2329	422	13	,	,	,
huygens-treatise-2329	422	14	by	by	IN
huygens-treatise-2329	422	15	means	mean	NNS
huygens-treatise-2329	422	16	of	of	IN
huygens-treatise-2329	422	17	the	the	DT
huygens-treatise-2329	422	18	particles	particle	NNS
huygens-treatise-2329	422	19	of	of	IN
huygens-treatise-2329	422	20	ethereal	ethereal	JJ
huygens-treatise-2329	422	21	matter	matter	NN
huygens-treatise-2329	422	22	,	,	,
huygens-treatise-2329	422	23	in	in	IN
huygens-treatise-2329	422	24	the	the	DT
huygens-treatise-2329	422	25	movement	movement	NN
huygens-treatise-2329	422	26	which	which	WDT
huygens-treatise-2329	422	27	constitutes	constitute	VBZ
huygens-treatise-2329	422	28	light	light	NN
huygens-treatise-2329	422	29	,	,	,
huygens-treatise-2329	422	30	but	but	CC
huygens-treatise-2329	422	31	have	have	VBP
huygens-treatise-2329	422	32	a	a	DT
huygens-treatise-2329	422	33	less	less	RBR
huygens-treatise-2329	422	34	prompt	prompt	JJ
huygens-treatise-2329	422	35	recoil	recoil	NN
huygens-treatise-2329	422	36	than	than	IN
huygens-treatise-2329	422	37	these	these	DT
huygens-treatise-2329	422	38	,	,	,
huygens-treatise-2329	422	39	or	or	CC
huygens-treatise-2329	422	40	whether	whether	IN
huygens-treatise-2329	422	41	the	the	DT
huygens-treatise-2329	422	42	encounter	encounter	NN
huygens-treatise-2329	422	43	and	and	CC
huygens-treatise-2329	422	44	hindrance	hindrance	NN
huygens-treatise-2329	422	45	which	which	WDT
huygens-treatise-2329	422	46	these	these	DT
huygens-treatise-2329	422	47	particles	particle	NNS
huygens-treatise-2329	422	48	of	of	IN
huygens-treatise-2329	422	49	air	air	NN
huygens-treatise-2329	422	50	and	and	CC
huygens-treatise-2329	422	51	water	water	NN
huygens-treatise-2329	422	52	offer	offer	VBP
huygens-treatise-2329	422	53	to	to	IN
huygens-treatise-2329	422	54	the	the	DT
huygens-treatise-2329	422	55	propagation	propagation	NN
huygens-treatise-2329	422	56	of	of	IN
huygens-treatise-2329	422	57	movement	movement	NN
huygens-treatise-2329	422	58	of	of	IN
huygens-treatise-2329	422	59	the	the	DT
huygens-treatise-2329	422	60	ethereal	ethereal	JJ
huygens-treatise-2329	422	61	progress	progress	NN
huygens-treatise-2329	422	62	,	,	,
huygens-treatise-2329	422	63	retard	retard	VB
huygens-treatise-2329	422	64	the	the	DT
huygens-treatise-2329	422	65	progression	progression	NN
huygens-treatise-2329	422	66	,	,	,
huygens-treatise-2329	422	67	it	-PRON-	PRP
huygens-treatise-2329	422	68	follows	follow	VBZ
huygens-treatise-2329	422	69	that	that	IN
huygens-treatise-2329	422	70	both	both	DT
huygens-treatise-2329	422	71	kinds	kind	NNS
huygens-treatise-2329	422	72	of	of	IN
huygens-treatise-2329	422	73	particles	particle	NNS
huygens-treatise-2329	422	74	flying	fly	VBG
huygens-treatise-2329	422	75	amidst	amidst	IN
huygens-treatise-2329	422	76	the	the	DT
huygens-treatise-2329	422	77	ethereal	ethereal	JJ
huygens-treatise-2329	422	78	particles	particle	NNS
huygens-treatise-2329	422	79	,	,	,
huygens-treatise-2329	422	80	must	must	MD
huygens-treatise-2329	422	81	render	render	VB
huygens-treatise-2329	422	82	the	the	DT
huygens-treatise-2329	422	83	air	air	NN
huygens-treatise-2329	422	84	,	,	,
huygens-treatise-2329	422	85	from	from	IN
huygens-treatise-2329	422	86	a	a	DT
huygens-treatise-2329	422	87	great	great	JJ
huygens-treatise-2329	422	88	height	height	NN
huygens-treatise-2329	422	89	down	down	RB
huygens-treatise-2329	422	90	to	to	IN
huygens-treatise-2329	422	91	the	the	DT
huygens-treatise-2329	422	92	Earth	Earth	NNP
huygens-treatise-2329	422	93	,	,	,
huygens-treatise-2329	422	94	gradually	gradually	RB
huygens-treatise-2329	422	95	less	less	RBR
huygens-treatise-2329	422	96	easy	easy	JJ
huygens-treatise-2329	422	97	for	for	IN
huygens-treatise-2329	422	98	the	the	DT
huygens-treatise-2329	422	99	spreading	spreading	NN
huygens-treatise-2329	422	100	of	of	IN
huygens-treatise-2329	422	101	the	the	DT
huygens-treatise-2329	422	102	waves	wave	NNS
huygens-treatise-2329	422	103	of	of	IN
huygens-treatise-2329	422	104	light	light	NN
huygens-treatise-2329	422	105	.	.	.
huygens-treatise-2329	423	1	[	[	-LRB-
huygens-treatise-2329	423	2	Illustration	illustration	NN
huygens-treatise-2329	423	3	]	]	-RRB-
huygens-treatise-2329	423	4	Whence	whence	NN
huygens-treatise-2329	423	5	the	the	DT
huygens-treatise-2329	423	6	configuration	configuration	NN
huygens-treatise-2329	423	7	of	of	IN
huygens-treatise-2329	423	8	the	the	DT
huygens-treatise-2329	423	9	waves	wave	NNS
huygens-treatise-2329	423	10	ought	ought	MD
huygens-treatise-2329	423	11	to	to	TO
huygens-treatise-2329	423	12	become	become	VB
huygens-treatise-2329	423	13	nearly	nearly	RB
huygens-treatise-2329	423	14	such	such	JJ
huygens-treatise-2329	423	15	as	as	IN
huygens-treatise-2329	423	16	this	this	DT
huygens-treatise-2329	423	17	figure	figure	NN
huygens-treatise-2329	423	18	represents	represent	VBZ
huygens-treatise-2329	423	19	:	:	:
huygens-treatise-2329	423	20	namely	namely	RB
huygens-treatise-2329	423	21	,	,	,
huygens-treatise-2329	423	22	if	if	IN
huygens-treatise-2329	423	23	A	a	NN
huygens-treatise-2329	423	24	is	be	VBZ
huygens-treatise-2329	423	25	a	a	DT
huygens-treatise-2329	423	26	light	light	NN
huygens-treatise-2329	423	27	,	,	,
huygens-treatise-2329	423	28	or	or	CC
huygens-treatise-2329	423	29	the	the	DT
huygens-treatise-2329	423	30	visible	visible	JJ
huygens-treatise-2329	423	31	point	point	NN
huygens-treatise-2329	423	32	of	of	IN
huygens-treatise-2329	423	33	a	a	DT
huygens-treatise-2329	423	34	steeple	steeple	NN
huygens-treatise-2329	423	35	,	,	,
huygens-treatise-2329	423	36	the	the	DT
huygens-treatise-2329	423	37	waves	wave	NNS
huygens-treatise-2329	423	38	which	which	WDT
huygens-treatise-2329	423	39	start	start	VBP
huygens-treatise-2329	423	40	from	from	IN
huygens-treatise-2329	423	41	it	-PRON-	PRP
huygens-treatise-2329	423	42	ought	ought	MD
huygens-treatise-2329	423	43	to	to	TO
huygens-treatise-2329	423	44	spread	spread	VB
huygens-treatise-2329	423	45	more	more	RBR
huygens-treatise-2329	423	46	widely	widely	RB
huygens-treatise-2329	423	47	upwards	upwards	JJ
huygens-treatise-2329	423	48	and	and	CC
huygens-treatise-2329	423	49	less	less	RBR
huygens-treatise-2329	423	50	widely	widely	RB
huygens-treatise-2329	423	51	downwards	downwards	RB
huygens-treatise-2329	423	52	,	,	,
huygens-treatise-2329	423	53	but	but	CC
huygens-treatise-2329	423	54	in	in	IN
huygens-treatise-2329	423	55	other	other	JJ
huygens-treatise-2329	423	56	directions	direction	NNS
huygens-treatise-2329	423	57	more	more	RBR
huygens-treatise-2329	423	58	or	or	CC
huygens-treatise-2329	423	59	less	less	RBR
huygens-treatise-2329	423	60	as	as	IN
huygens-treatise-2329	423	61	they	-PRON-	PRP
huygens-treatise-2329	423	62	approximate	approximate	VBP
huygens-treatise-2329	423	63	to	to	IN
huygens-treatise-2329	423	64	these	these	DT
huygens-treatise-2329	423	65	two	two	CD
huygens-treatise-2329	423	66	extremes	extreme	NNS
huygens-treatise-2329	423	67	.	.	.
huygens-treatise-2329	424	1	This	this	DT
huygens-treatise-2329	424	2	being	be	VBG
huygens-treatise-2329	424	3	so	so	RB
huygens-treatise-2329	424	4	,	,	,
huygens-treatise-2329	424	5	it	-PRON-	PRP
huygens-treatise-2329	424	6	necessarily	necessarily	RB
huygens-treatise-2329	424	7	follows	follow	VBZ
huygens-treatise-2329	424	8	that	that	IN
huygens-treatise-2329	424	9	every	every	DT
huygens-treatise-2329	424	10	line	line	NN
huygens-treatise-2329	424	11	intersecting	intersect	VBG
huygens-treatise-2329	424	12	one	one	CD
huygens-treatise-2329	424	13	of	of	IN
huygens-treatise-2329	424	14	these	these	DT
huygens-treatise-2329	424	15	waves	wave	NNS
huygens-treatise-2329	424	16	at	at	IN
huygens-treatise-2329	424	17	right	right	JJ
huygens-treatise-2329	424	18	angles	angle	NNS
huygens-treatise-2329	424	19	will	will	MD
huygens-treatise-2329	424	20	pass	pass	VB
huygens-treatise-2329	424	21	above	above	IN
huygens-treatise-2329	424	22	the	the	DT
huygens-treatise-2329	424	23	point	point	NN
huygens-treatise-2329	424	24	A	a	NN
huygens-treatise-2329	424	25	,	,	,
huygens-treatise-2329	424	26	always	always	RB
huygens-treatise-2329	424	27	excepting	except	VBG
huygens-treatise-2329	424	28	the	the	DT
huygens-treatise-2329	424	29	one	one	CD
huygens-treatise-2329	424	30	line	line	NN
huygens-treatise-2329	424	31	which	which	WDT
huygens-treatise-2329	424	32	is	be	VBZ
huygens-treatise-2329	424	33	perpendicular	perpendicular	JJ
huygens-treatise-2329	424	34	to	to	IN
huygens-treatise-2329	424	35	the	the	DT
huygens-treatise-2329	424	36	horizon	horizon	NN
huygens-treatise-2329	424	37	.	.	.
huygens-treatise-2329	425	1	[	[	-LRB-
huygens-treatise-2329	425	2	Illustration	illustration	NN
huygens-treatise-2329	425	3	]	]	-RRB-
huygens-treatise-2329	425	4	Let	let	VB
huygens-treatise-2329	425	5	BC	BC	NNP
huygens-treatise-2329	425	6	be	be	VB
huygens-treatise-2329	425	7	the	the	DT
huygens-treatise-2329	425	8	wave	wave	NN
huygens-treatise-2329	425	9	which	which	WDT
huygens-treatise-2329	425	10	brings	bring	VBZ
huygens-treatise-2329	425	11	the	the	DT
huygens-treatise-2329	425	12	light	light	NN
huygens-treatise-2329	425	13	to	to	IN
huygens-treatise-2329	425	14	the	the	DT
huygens-treatise-2329	425	15	spectator	spectator	NN
huygens-treatise-2329	425	16	who	who	WP
huygens-treatise-2329	425	17	is	be	VBZ
huygens-treatise-2329	425	18	at	at	IN
huygens-treatise-2329	425	19	B	b	NN
huygens-treatise-2329	425	20	,	,	,
huygens-treatise-2329	425	21	and	and	CC
huygens-treatise-2329	425	22	let	let	VB
huygens-treatise-2329	425	23	BD	BD	NNP
huygens-treatise-2329	425	24	be	be	VB
huygens-treatise-2329	425	25	the	the	DT
huygens-treatise-2329	425	26	straight	straight	JJ
huygens-treatise-2329	425	27	line	line	NN
huygens-treatise-2329	425	28	which	which	WDT
huygens-treatise-2329	425	29	intersects	intersect	VBZ
huygens-treatise-2329	425	30	this	this	DT
huygens-treatise-2329	425	31	wave	wave	NN
huygens-treatise-2329	425	32	at	at	IN
huygens-treatise-2329	425	33	right	right	JJ
huygens-treatise-2329	425	34	angles	angle	NNS
huygens-treatise-2329	425	35	.	.	.
huygens-treatise-2329	426	1	Now	now	RB
huygens-treatise-2329	426	2	because	because	IN
huygens-treatise-2329	426	3	the	the	DT
huygens-treatise-2329	426	4	ray	ray	NN
huygens-treatise-2329	426	5	or	or	CC
huygens-treatise-2329	426	6	straight	straight	JJ
huygens-treatise-2329	426	7	line	line	NN
huygens-treatise-2329	426	8	by	by	IN
huygens-treatise-2329	426	9	which	which	WDT
huygens-treatise-2329	426	10	we	-PRON-	PRP
huygens-treatise-2329	426	11	judge	judge	VBP
huygens-treatise-2329	426	12	the	the	DT
huygens-treatise-2329	426	13	spot	spot	NN
huygens-treatise-2329	426	14	where	where	WRB
huygens-treatise-2329	426	15	the	the	DT
huygens-treatise-2329	426	16	object	object	NN
huygens-treatise-2329	426	17	appears	appear	VBZ
huygens-treatise-2329	426	18	to	to	IN
huygens-treatise-2329	426	19	us	-PRON-	PRP
huygens-treatise-2329	426	20	is	be	VBZ
huygens-treatise-2329	426	21	nothing	nothing	NN
huygens-treatise-2329	426	22	else	else	RB
huygens-treatise-2329	426	23	than	than	IN
huygens-treatise-2329	426	24	the	the	DT
huygens-treatise-2329	426	25	perpendicular	perpendicular	NN
huygens-treatise-2329	426	26	to	to	IN
huygens-treatise-2329	426	27	the	the	DT
huygens-treatise-2329	426	28	wave	wave	NN
huygens-treatise-2329	426	29	that	that	WDT
huygens-treatise-2329	426	30	reaches	reach	VBZ
huygens-treatise-2329	426	31	our	-PRON-	PRP$
huygens-treatise-2329	426	32	eye	eye	NN
huygens-treatise-2329	426	33	,	,	,
huygens-treatise-2329	426	34	as	as	IN
huygens-treatise-2329	426	35	will	will	MD
huygens-treatise-2329	426	36	be	be	VB
huygens-treatise-2329	426	37	understood	understand	VBN
huygens-treatise-2329	426	38	by	by	IN
huygens-treatise-2329	426	39	what	what	WP
huygens-treatise-2329	426	40	was	be	VBD
huygens-treatise-2329	426	41	said	say	VBN
huygens-treatise-2329	426	42	above	above	RB
huygens-treatise-2329	426	43	,	,	,
huygens-treatise-2329	426	44	it	-PRON-	PRP
huygens-treatise-2329	426	45	is	be	VBZ
huygens-treatise-2329	426	46	manifest	manifest	JJ
huygens-treatise-2329	426	47	that	that	IN
huygens-treatise-2329	426	48	the	the	DT
huygens-treatise-2329	426	49	point	point	NN
huygens-treatise-2329	426	50	A	A	NNP
huygens-treatise-2329	426	51	will	will	MD
huygens-treatise-2329	426	52	be	be	VB
huygens-treatise-2329	426	53	perceived	perceive	VBN
huygens-treatise-2329	426	54	as	as	IN
huygens-treatise-2329	426	55	being	be	VBG
huygens-treatise-2329	426	56	in	in	IN
huygens-treatise-2329	426	57	the	the	DT
huygens-treatise-2329	426	58	line	line	NN
huygens-treatise-2329	426	59	BD	BD	NNP
huygens-treatise-2329	426	60	,	,	,
huygens-treatise-2329	426	61	and	and	CC
huygens-treatise-2329	426	62	therefore	therefore	RB
huygens-treatise-2329	426	63	higher	high	JJR
huygens-treatise-2329	426	64	than	than	IN
huygens-treatise-2329	426	65	in	in	IN
huygens-treatise-2329	426	66	fact	fact	NN
huygens-treatise-2329	426	67	it	-PRON-	PRP
huygens-treatise-2329	426	68	is	be	VBZ
huygens-treatise-2329	426	69	.	.	.
huygens-treatise-2329	427	1	Similarly	similarly	RB
huygens-treatise-2329	427	2	if	if	IN
huygens-treatise-2329	427	3	the	the	DT
huygens-treatise-2329	427	4	Earth	Earth	NNP
huygens-treatise-2329	427	5	be	be	VB
huygens-treatise-2329	427	6	AB	AB	NNP
huygens-treatise-2329	427	7	,	,	,
huygens-treatise-2329	427	8	and	and	CC
huygens-treatise-2329	427	9	the	the	DT
huygens-treatise-2329	427	10	top	top	NN
huygens-treatise-2329	427	11	of	of	IN
huygens-treatise-2329	427	12	the	the	DT
huygens-treatise-2329	427	13	Atmosphere	Atmosphere	NNP
huygens-treatise-2329	427	14	CD	CD	NNP
huygens-treatise-2329	427	15	,	,	,
huygens-treatise-2329	427	16	which	which	WDT
huygens-treatise-2329	427	17	probably	probably	RB
huygens-treatise-2329	427	18	is	be	VBZ
huygens-treatise-2329	427	19	not	not	RB
huygens-treatise-2329	427	20	a	a	DT
huygens-treatise-2329	427	21	well	well	RB
huygens-treatise-2329	427	22	defined	define	VBN
huygens-treatise-2329	427	23	spherical	spherical	JJ
huygens-treatise-2329	427	24	surface	surface	NN
huygens-treatise-2329	427	25	(	(	-LRB-
huygens-treatise-2329	427	26	since	since	IN
huygens-treatise-2329	427	27	we	-PRON-	PRP
huygens-treatise-2329	427	28	know	know	VBP
huygens-treatise-2329	427	29	that	that	IN
huygens-treatise-2329	427	30	the	the	DT
huygens-treatise-2329	427	31	air	air	NN
huygens-treatise-2329	427	32	becomes	become	VBZ
huygens-treatise-2329	427	33	rare	rare	JJ
huygens-treatise-2329	427	34	in	in	IN
huygens-treatise-2329	427	35	proportion	proportion	NN
huygens-treatise-2329	427	36	as	as	IN
huygens-treatise-2329	427	37	one	one	CD
huygens-treatise-2329	427	38	ascends	ascend	VBZ
huygens-treatise-2329	427	39	,	,	,
huygens-treatise-2329	427	40	for	for	IN
huygens-treatise-2329	427	41	above	above	RB
huygens-treatise-2329	427	42	there	there	EX
huygens-treatise-2329	427	43	is	be	VBZ
huygens-treatise-2329	427	44	so	so	RB
huygens-treatise-2329	427	45	much	much	RB
huygens-treatise-2329	427	46	less	less	JJR
huygens-treatise-2329	427	47	of	of	IN
huygens-treatise-2329	427	48	it	-PRON-	PRP
huygens-treatise-2329	427	49	to	to	TO
huygens-treatise-2329	427	50	press	press	VB
huygens-treatise-2329	427	51	down	down	RP
huygens-treatise-2329	427	52	upon	upon	IN
huygens-treatise-2329	427	53	it	-PRON-	PRP
huygens-treatise-2329	427	54	)	)	-RRB-
huygens-treatise-2329	427	55	,	,	,
huygens-treatise-2329	427	56	the	the	DT
huygens-treatise-2329	427	57	waves	wave	NNS
huygens-treatise-2329	427	58	of	of	IN
huygens-treatise-2329	427	59	light	light	NN
huygens-treatise-2329	427	60	from	from	IN
huygens-treatise-2329	427	61	the	the	DT
huygens-treatise-2329	427	62	sun	sun	NN
huygens-treatise-2329	427	63	coming	come	VBG
huygens-treatise-2329	427	64	,	,	,
huygens-treatise-2329	427	65	for	for	IN
huygens-treatise-2329	427	66	instance	instance	NN
huygens-treatise-2329	427	67	,	,	,
huygens-treatise-2329	427	68	in	in	IN
huygens-treatise-2329	427	69	such	such	PDT
huygens-treatise-2329	427	70	a	a	DT
huygens-treatise-2329	427	71	way	way	NN
huygens-treatise-2329	427	72	that	that	WDT
huygens-treatise-2329	427	73	so	so	RB
huygens-treatise-2329	427	74	long	long	RB
huygens-treatise-2329	427	75	as	as	IN
huygens-treatise-2329	427	76	they	-PRON-	PRP
huygens-treatise-2329	427	77	have	have	VBP
huygens-treatise-2329	427	78	not	not	RB
huygens-treatise-2329	427	79	reached	reach	VBN
huygens-treatise-2329	427	80	the	the	DT
huygens-treatise-2329	427	81	Atmosphere	Atmosphere	NNP
huygens-treatise-2329	427	82	CD	CD	NNP
huygens-treatise-2329	427	83	the	the	DT
huygens-treatise-2329	427	84	straight	straight	JJ
huygens-treatise-2329	427	85	line	line	NN
huygens-treatise-2329	427	86	AE	AE	NNP
huygens-treatise-2329	427	87	intersects	intersect	VBZ
huygens-treatise-2329	427	88	them	-PRON-	PRP
huygens-treatise-2329	427	89	perpendicularly	perpendicularly	RB
huygens-treatise-2329	427	90	,	,	,
huygens-treatise-2329	427	91	they	-PRON-	PRP
huygens-treatise-2329	427	92	ought	ought	MD
huygens-treatise-2329	427	93	,	,	,
huygens-treatise-2329	427	94	when	when	WRB
huygens-treatise-2329	427	95	they	-PRON-	PRP
huygens-treatise-2329	427	96	enter	enter	VBP
huygens-treatise-2329	427	97	the	the	DT
huygens-treatise-2329	427	98	Atmosphere	Atmosphere	NNP
huygens-treatise-2329	427	99	,	,	,
huygens-treatise-2329	427	100	to	to	TO
huygens-treatise-2329	427	101	advance	advance	VB
huygens-treatise-2329	427	102	more	more	RBR
huygens-treatise-2329	427	103	quickly	quickly	RB
huygens-treatise-2329	427	104	in	in	IN
huygens-treatise-2329	427	105	elevated	elevated	JJ
huygens-treatise-2329	427	106	regions	region	NNS
huygens-treatise-2329	427	107	than	than	IN
huygens-treatise-2329	427	108	in	in	IN
huygens-treatise-2329	427	109	regions	region	NNS
huygens-treatise-2329	427	110	nearer	nearer	RB
huygens-treatise-2329	427	111	to	to	IN
huygens-treatise-2329	427	112	the	the	DT
huygens-treatise-2329	427	113	Earth	Earth	NNP
huygens-treatise-2329	427	114	.	.	.
huygens-treatise-2329	428	1	So	so	RB
huygens-treatise-2329	428	2	that	that	IN
huygens-treatise-2329	428	3	if	if	IN
huygens-treatise-2329	428	4	CA	CA	NNP
huygens-treatise-2329	428	5	is	be	VBZ
huygens-treatise-2329	428	6	the	the	DT
huygens-treatise-2329	428	7	wave	wave	NN
huygens-treatise-2329	428	8	which	which	WDT
huygens-treatise-2329	428	9	brings	bring	VBZ
huygens-treatise-2329	428	10	the	the	DT
huygens-treatise-2329	428	11	light	light	NN
huygens-treatise-2329	428	12	to	to	IN
huygens-treatise-2329	428	13	the	the	DT
huygens-treatise-2329	428	14	spectator	spectator	NN
huygens-treatise-2329	428	15	at	at	IN
huygens-treatise-2329	428	16	A	a	NN
huygens-treatise-2329	428	17	,	,	,
huygens-treatise-2329	428	18	its	-PRON-	PRP$
huygens-treatise-2329	428	19	region	region	NN
huygens-treatise-2329	428	20	C	C	NNP
huygens-treatise-2329	428	21	will	will	MD
huygens-treatise-2329	428	22	be	be	VB
huygens-treatise-2329	428	23	the	the	DT
huygens-treatise-2329	428	24	furthest	furthest	RBS
huygens-treatise-2329	428	25	advanced	advanced	JJ
huygens-treatise-2329	428	26	;	;	:
huygens-treatise-2329	428	27	and	and	CC
huygens-treatise-2329	428	28	the	the	DT
huygens-treatise-2329	428	29	straight	straight	JJ
huygens-treatise-2329	428	30	line	line	NN
huygens-treatise-2329	428	31	AF	AF	NNP
huygens-treatise-2329	428	32	,	,	,
huygens-treatise-2329	428	33	which	which	WDT
huygens-treatise-2329	428	34	intersects	intersect	VBZ
huygens-treatise-2329	428	35	this	this	DT
huygens-treatise-2329	428	36	wave	wave	NN
huygens-treatise-2329	428	37	at	at	IN
huygens-treatise-2329	428	38	right	right	JJ
huygens-treatise-2329	428	39	angles	angle	NNS
huygens-treatise-2329	428	40	,	,	,
huygens-treatise-2329	428	41	and	and	CC
huygens-treatise-2329	428	42	which	which	WDT
huygens-treatise-2329	428	43	determines	determine	VBZ
huygens-treatise-2329	428	44	the	the	DT
huygens-treatise-2329	428	45	apparent	apparent	JJ
huygens-treatise-2329	428	46	place	place	NN
huygens-treatise-2329	428	47	of	of	IN
huygens-treatise-2329	428	48	the	the	DT
huygens-treatise-2329	428	49	Sun	Sun	NNP
huygens-treatise-2329	428	50	,	,	,
huygens-treatise-2329	428	51	will	will	MD
huygens-treatise-2329	428	52	pass	pass	VB
huygens-treatise-2329	428	53	above	above	IN
huygens-treatise-2329	428	54	the	the	DT
huygens-treatise-2329	428	55	real	real	JJ
huygens-treatise-2329	428	56	Sun	Sun	NNP
huygens-treatise-2329	428	57	,	,	,
huygens-treatise-2329	428	58	which	which	WDT
huygens-treatise-2329	428	59	will	will	MD
huygens-treatise-2329	428	60	be	be	VB
huygens-treatise-2329	428	61	seen	see	VBN
huygens-treatise-2329	428	62	along	along	IN
huygens-treatise-2329	428	63	the	the	DT
huygens-treatise-2329	428	64	line	line	NN
huygens-treatise-2329	428	65	AE	AE	NNP
huygens-treatise-2329	428	66	.	.	.
huygens-treatise-2329	429	1	And	and	CC
huygens-treatise-2329	429	2	so	so	RB
huygens-treatise-2329	429	3	it	-PRON-	PRP
huygens-treatise-2329	429	4	may	may	MD
huygens-treatise-2329	429	5	occur	occur	VB
huygens-treatise-2329	429	6	that	that	IN
huygens-treatise-2329	429	7	when	when	WRB
huygens-treatise-2329	429	8	it	-PRON-	PRP
huygens-treatise-2329	429	9	ought	ought	MD
huygens-treatise-2329	429	10	not	not	RB
huygens-treatise-2329	429	11	to	to	TO
huygens-treatise-2329	429	12	be	be	VB
huygens-treatise-2329	429	13	visible	visible	JJ
huygens-treatise-2329	429	14	in	in	IN
huygens-treatise-2329	429	15	the	the	DT
huygens-treatise-2329	429	16	absence	absence	NN
huygens-treatise-2329	429	17	of	of	IN
huygens-treatise-2329	429	18	vapours	vapour	NNS
huygens-treatise-2329	429	19	,	,	,
huygens-treatise-2329	429	20	because	because	IN
huygens-treatise-2329	429	21	the	the	DT
huygens-treatise-2329	429	22	line	line	NN
huygens-treatise-2329	429	23	AE	AE	NNP
huygens-treatise-2329	429	24	encounters	encounter	VBZ
huygens-treatise-2329	429	25	the	the	DT
huygens-treatise-2329	429	26	rotundity	rotundity	NN
huygens-treatise-2329	429	27	of	of	IN
huygens-treatise-2329	429	28	the	the	DT
huygens-treatise-2329	429	29	Earth	Earth	NNP
huygens-treatise-2329	429	30	,	,	,
huygens-treatise-2329	429	31	it	-PRON-	PRP
huygens-treatise-2329	429	32	will	will	MD
huygens-treatise-2329	429	33	be	be	VB
huygens-treatise-2329	429	34	perceived	perceive	VBN
huygens-treatise-2329	429	35	in	in	IN
huygens-treatise-2329	429	36	the	the	DT
huygens-treatise-2329	429	37	line	line	NN
huygens-treatise-2329	429	38	AF	AF	NNP
huygens-treatise-2329	429	39	by	by	IN
huygens-treatise-2329	429	40	refraction	refraction	NN
huygens-treatise-2329	429	41	.	.	.
huygens-treatise-2329	430	1	But	but	CC
huygens-treatise-2329	430	2	this	this	DT
huygens-treatise-2329	430	3	angle	angle	NN
huygens-treatise-2329	430	4	EAF	EAF	NNP
huygens-treatise-2329	430	5	is	be	VBZ
huygens-treatise-2329	430	6	scarcely	scarcely	RB
huygens-treatise-2329	430	7	ever	ever	RB
huygens-treatise-2329	430	8	more	more	JJR
huygens-treatise-2329	430	9	than	than	IN
huygens-treatise-2329	430	10	half	half	PDT
huygens-treatise-2329	430	11	a	a	DT
huygens-treatise-2329	430	12	degree	degree	NN
huygens-treatise-2329	430	13	because	because	IN
huygens-treatise-2329	430	14	the	the	DT
huygens-treatise-2329	430	15	attenuation	attenuation	NN
huygens-treatise-2329	430	16	of	of	IN
huygens-treatise-2329	430	17	the	the	DT
huygens-treatise-2329	430	18	vapours	vapour	NNS
huygens-treatise-2329	430	19	alters	alter	VBZ
huygens-treatise-2329	430	20	the	the	DT
huygens-treatise-2329	430	21	waves	wave	NNS
huygens-treatise-2329	430	22	of	of	IN
huygens-treatise-2329	430	23	light	light	NN
huygens-treatise-2329	430	24	but	but	CC
huygens-treatise-2329	430	25	little	little	JJ
huygens-treatise-2329	430	26	.	.	.
huygens-treatise-2329	431	1	Furthermore	furthermore	RB
huygens-treatise-2329	431	2	these	these	DT
huygens-treatise-2329	431	3	refractions	refraction	NNS
huygens-treatise-2329	431	4	are	be	VBP
huygens-treatise-2329	431	5	not	not	RB
huygens-treatise-2329	431	6	altogether	altogether	RB
huygens-treatise-2329	431	7	constant	constant	JJ
huygens-treatise-2329	431	8	in	in	IN
huygens-treatise-2329	431	9	all	all	DT
huygens-treatise-2329	431	10	weathers	weather	NNS
huygens-treatise-2329	431	11	,	,	,
huygens-treatise-2329	431	12	particularly	particularly	RB
huygens-treatise-2329	431	13	at	at	IN
huygens-treatise-2329	431	14	small	small	JJ
huygens-treatise-2329	431	15	elevations	elevation	NNS
huygens-treatise-2329	431	16	of	of	IN
huygens-treatise-2329	431	17	2	2	CD
huygens-treatise-2329	431	18	or	or	CC
huygens-treatise-2329	431	19	3	3	CD
huygens-treatise-2329	431	20	degrees	degree	NNS
huygens-treatise-2329	431	21	;	;	:
huygens-treatise-2329	431	22	which	which	WDT
huygens-treatise-2329	431	23	results	result	VBZ
huygens-treatise-2329	431	24	from	from	IN
huygens-treatise-2329	431	25	the	the	DT
huygens-treatise-2329	431	26	different	different	JJ
huygens-treatise-2329	431	27	quantity	quantity	NN
huygens-treatise-2329	431	28	of	of	IN
huygens-treatise-2329	431	29	aqueous	aqueous	JJ
huygens-treatise-2329	431	30	vapours	vapour	NNS
huygens-treatise-2329	431	31	rising	rise	VBG
huygens-treatise-2329	431	32	above	above	IN
huygens-treatise-2329	431	33	the	the	DT
huygens-treatise-2329	431	34	Earth	Earth	NNP
huygens-treatise-2329	431	35	.	.	.
huygens-treatise-2329	432	1	And	and	CC
huygens-treatise-2329	432	2	this	this	DT
huygens-treatise-2329	432	3	same	same	JJ
huygens-treatise-2329	432	4	thing	thing	NN
huygens-treatise-2329	432	5	is	be	VBZ
huygens-treatise-2329	432	6	the	the	DT
huygens-treatise-2329	432	7	cause	cause	NN
huygens-treatise-2329	432	8	why	why	WRB
huygens-treatise-2329	432	9	at	at	IN
huygens-treatise-2329	432	10	certain	certain	JJ
huygens-treatise-2329	432	11	times	time	NNS
huygens-treatise-2329	432	12	a	a	DT
huygens-treatise-2329	432	13	distant	distant	JJ
huygens-treatise-2329	432	14	object	object	NN
huygens-treatise-2329	432	15	will	will	MD
huygens-treatise-2329	432	16	be	be	VB
huygens-treatise-2329	432	17	hidden	hide	VBN
huygens-treatise-2329	432	18	behind	behind	IN
huygens-treatise-2329	432	19	another	another	DT
huygens-treatise-2329	432	20	less	less	RBR
huygens-treatise-2329	432	21	distant	distant	JJ
huygens-treatise-2329	432	22	one	one	NN
huygens-treatise-2329	432	23	,	,	,
huygens-treatise-2329	432	24	and	and	CC
huygens-treatise-2329	432	25	yet	yet	RB
huygens-treatise-2329	432	26	may	may	MD
huygens-treatise-2329	432	27	at	at	IN
huygens-treatise-2329	432	28	another	another	DT
huygens-treatise-2329	432	29	time	time	NN
huygens-treatise-2329	432	30	be	be	VB
huygens-treatise-2329	432	31	able	able	JJ
huygens-treatise-2329	432	32	to	to	TO
huygens-treatise-2329	432	33	be	be	VB
huygens-treatise-2329	432	34	seen	see	VBN
huygens-treatise-2329	432	35	,	,	,
huygens-treatise-2329	432	36	although	although	IN
huygens-treatise-2329	432	37	the	the	DT
huygens-treatise-2329	432	38	spot	spot	NN
huygens-treatise-2329	432	39	from	from	IN
huygens-treatise-2329	432	40	which	which	WDT
huygens-treatise-2329	432	41	it	-PRON-	PRP
huygens-treatise-2329	432	42	is	be	VBZ
huygens-treatise-2329	432	43	viewed	view	VBN
huygens-treatise-2329	432	44	is	be	VBZ
huygens-treatise-2329	432	45	always	always	RB
huygens-treatise-2329	432	46	the	the	DT
huygens-treatise-2329	432	47	same	same	JJ
huygens-treatise-2329	432	48	.	.	.
huygens-treatise-2329	433	1	But	but	CC
huygens-treatise-2329	433	2	the	the	DT
huygens-treatise-2329	433	3	reason	reason	NN
huygens-treatise-2329	433	4	for	for	IN
huygens-treatise-2329	433	5	this	this	DT
huygens-treatise-2329	433	6	effect	effect	NN
huygens-treatise-2329	433	7	will	will	MD
huygens-treatise-2329	433	8	be	be	VB
huygens-treatise-2329	433	9	still	still	RB
huygens-treatise-2329	433	10	more	more	RBR
huygens-treatise-2329	433	11	evident	evident	JJ
huygens-treatise-2329	433	12	from	from	IN
huygens-treatise-2329	433	13	what	what	WP
huygens-treatise-2329	433	14	we	-PRON-	PRP
huygens-treatise-2329	433	15	are	be	VBP
huygens-treatise-2329	433	16	going	go	VBG
huygens-treatise-2329	433	17	to	to	TO
huygens-treatise-2329	433	18	remark	remark	VB
huygens-treatise-2329	433	19	touching	touch	VBG
huygens-treatise-2329	433	20	the	the	DT
huygens-treatise-2329	433	21	curvature	curvature	NN
huygens-treatise-2329	433	22	of	of	IN
huygens-treatise-2329	433	23	rays	ray	NNS
huygens-treatise-2329	433	24	.	.	.
huygens-treatise-2329	434	1	It	-PRON-	PRP
huygens-treatise-2329	434	2	appears	appear	VBZ
huygens-treatise-2329	434	3	from	from	IN
huygens-treatise-2329	434	4	the	the	DT
huygens-treatise-2329	434	5	things	thing	NNS
huygens-treatise-2329	434	6	explained	explain	VBN
huygens-treatise-2329	434	7	above	above	IN
huygens-treatise-2329	434	8	that	that	IN
huygens-treatise-2329	434	9	the	the	DT
huygens-treatise-2329	434	10	progression	progression	NN
huygens-treatise-2329	434	11	or	or	CC
huygens-treatise-2329	434	12	propagation	propagation	NN
huygens-treatise-2329	434	13	of	of	IN
huygens-treatise-2329	434	14	a	a	DT
huygens-treatise-2329	434	15	small	small	JJ
huygens-treatise-2329	434	16	part	part	NN
huygens-treatise-2329	434	17	of	of	IN
huygens-treatise-2329	434	18	a	a	DT
huygens-treatise-2329	434	19	wave	wave	NN
huygens-treatise-2329	434	20	of	of	IN
huygens-treatise-2329	434	21	light	light	NN
huygens-treatise-2329	434	22	is	be	VBZ
huygens-treatise-2329	434	23	properly	properly	RB
huygens-treatise-2329	434	24	what	what	WP
huygens-treatise-2329	434	25	one	one	NN
huygens-treatise-2329	434	26	calls	call	VBZ
huygens-treatise-2329	434	27	a	a	DT
huygens-treatise-2329	434	28	ray	ray	NN
huygens-treatise-2329	434	29	.	.	.
huygens-treatise-2329	435	1	Now	now	RB
huygens-treatise-2329	435	2	these	these	DT
huygens-treatise-2329	435	3	rays	ray	NNS
huygens-treatise-2329	435	4	,	,	,
huygens-treatise-2329	435	5	instead	instead	RB
huygens-treatise-2329	435	6	of	of	IN
huygens-treatise-2329	435	7	being	be	VBG
huygens-treatise-2329	435	8	straight	straight	RB
huygens-treatise-2329	435	9	as	as	IN
huygens-treatise-2329	435	10	they	-PRON-	PRP
huygens-treatise-2329	435	11	are	be	VBP
huygens-treatise-2329	435	12	in	in	IN
huygens-treatise-2329	435	13	homogeneous	homogeneous	JJ
huygens-treatise-2329	435	14	media	medium	NNS
huygens-treatise-2329	435	15	,	,	,
huygens-treatise-2329	435	16	ought	ought	MD
huygens-treatise-2329	435	17	to	to	TO
huygens-treatise-2329	435	18	be	be	VB
huygens-treatise-2329	435	19	curved	curve	VBN
huygens-treatise-2329	435	20	in	in	IN
huygens-treatise-2329	435	21	an	an	DT
huygens-treatise-2329	435	22	atmosphere	atmosphere	NN
huygens-treatise-2329	435	23	of	of	IN
huygens-treatise-2329	435	24	unequal	unequal	JJ
huygens-treatise-2329	435	25	penetrability	penetrability	NN
huygens-treatise-2329	435	26	.	.	.
huygens-treatise-2329	436	1	For	for	IN
huygens-treatise-2329	436	2	they	-PRON-	PRP
huygens-treatise-2329	436	3	necessarily	necessarily	RB
huygens-treatise-2329	436	4	follow	follow	VBP
huygens-treatise-2329	436	5	from	from	IN
huygens-treatise-2329	436	6	the	the	DT
huygens-treatise-2329	436	7	object	object	NN
huygens-treatise-2329	436	8	to	to	IN
huygens-treatise-2329	436	9	the	the	DT
huygens-treatise-2329	436	10	eye	eye	NN
huygens-treatise-2329	436	11	the	the	DT
huygens-treatise-2329	436	12	line	line	NN
huygens-treatise-2329	436	13	which	which	WDT
huygens-treatise-2329	436	14	intersects	intersect	VBZ
huygens-treatise-2329	436	15	at	at	IN
huygens-treatise-2329	436	16	right	right	JJ
huygens-treatise-2329	436	17	angles	angle	NNS
huygens-treatise-2329	436	18	all	all	PDT
huygens-treatise-2329	436	19	the	the	DT
huygens-treatise-2329	436	20	progressions	progression	NNS
huygens-treatise-2329	436	21	of	of	IN
huygens-treatise-2329	436	22	the	the	DT
huygens-treatise-2329	436	23	waves	wave	NNS
huygens-treatise-2329	436	24	,	,	,
huygens-treatise-2329	436	25	as	as	IN
huygens-treatise-2329	436	26	in	in	IN
huygens-treatise-2329	436	27	the	the	DT
huygens-treatise-2329	436	28	first	first	JJ
huygens-treatise-2329	436	29	figure	figure	NN
huygens-treatise-2329	436	30	the	the	DT
huygens-treatise-2329	436	31	line	line	NN
huygens-treatise-2329	436	32	AEB	AEB	NNP
huygens-treatise-2329	436	33	does	do	VBZ
huygens-treatise-2329	436	34	,	,	,
huygens-treatise-2329	436	35	as	as	IN
huygens-treatise-2329	436	36	will	will	MD
huygens-treatise-2329	436	37	be	be	VB
huygens-treatise-2329	436	38	shown	show	VBN
huygens-treatise-2329	436	39	hereafter	hereafter	RB
huygens-treatise-2329	436	40	;	;	:
huygens-treatise-2329	436	41	and	and	CC
huygens-treatise-2329	436	42	it	-PRON-	PRP
huygens-treatise-2329	436	43	is	be	VBZ
huygens-treatise-2329	436	44	this	this	DT
huygens-treatise-2329	436	45	line	line	NN
huygens-treatise-2329	436	46	which	which	WDT
huygens-treatise-2329	436	47	determines	determine	VBZ
huygens-treatise-2329	436	48	what	what	WP
huygens-treatise-2329	436	49	interposed	interpose	VBD
huygens-treatise-2329	436	50	bodies	body	NNS
huygens-treatise-2329	436	51	would	would	MD
huygens-treatise-2329	436	52	or	or	CC
huygens-treatise-2329	436	53	would	would	MD
huygens-treatise-2329	436	54	not	not	RB
huygens-treatise-2329	436	55	hinder	hinder	VB
huygens-treatise-2329	436	56	us	-PRON-	PRP
huygens-treatise-2329	436	57	from	from	IN
huygens-treatise-2329	436	58	seeing	see	VBG
huygens-treatise-2329	436	59	the	the	DT
huygens-treatise-2329	436	60	object	object	NN
huygens-treatise-2329	436	61	.	.	.
huygens-treatise-2329	437	1	For	for	IN
huygens-treatise-2329	437	2	although	although	IN
huygens-treatise-2329	437	3	the	the	DT
huygens-treatise-2329	437	4	point	point	NN
huygens-treatise-2329	437	5	of	of	IN
huygens-treatise-2329	437	6	the	the	DT
huygens-treatise-2329	437	7	steeple	steeple	JJ
huygens-treatise-2329	437	8	A	a	DT
huygens-treatise-2329	437	9	appears	appear	VBZ
huygens-treatise-2329	437	10	raised	raise	VBN
huygens-treatise-2329	437	11	to	to	IN
huygens-treatise-2329	437	12	D	d	NN
huygens-treatise-2329	437	13	,	,	,
huygens-treatise-2329	437	14	it	-PRON-	PRP
huygens-treatise-2329	437	15	would	would	MD
huygens-treatise-2329	437	16	yet	yet	RB
huygens-treatise-2329	437	17	not	not	RB
huygens-treatise-2329	437	18	appear	appear	VB
huygens-treatise-2329	437	19	to	to	IN
huygens-treatise-2329	437	20	the	the	DT
huygens-treatise-2329	437	21	eye	eye	NN
huygens-treatise-2329	437	22	B	b	NN
huygens-treatise-2329	437	23	if	if	IN
huygens-treatise-2329	437	24	the	the	DT
huygens-treatise-2329	437	25	tower	tower	NN
huygens-treatise-2329	437	26	H	h	NN
huygens-treatise-2329	437	27	was	be	VBD
huygens-treatise-2329	437	28	between	between	IN
huygens-treatise-2329	437	29	the	the	DT
huygens-treatise-2329	437	30	two	two	CD
huygens-treatise-2329	437	31	,	,	,
huygens-treatise-2329	437	32	because	because	IN
huygens-treatise-2329	437	33	it	-PRON-	PRP
huygens-treatise-2329	437	34	crosses	cross	VBZ
huygens-treatise-2329	437	35	the	the	DT
huygens-treatise-2329	437	36	curve	curve	NN
huygens-treatise-2329	437	37	AEB	aeb	NN
huygens-treatise-2329	437	38	.	.	.
huygens-treatise-2329	438	1	But	but	CC
huygens-treatise-2329	438	2	the	the	DT
huygens-treatise-2329	438	3	tower	tower	NN
huygens-treatise-2329	438	4	E	e	NN
huygens-treatise-2329	438	5	,	,	,
huygens-treatise-2329	438	6	which	which	WDT
huygens-treatise-2329	438	7	is	be	VBZ
huygens-treatise-2329	438	8	beneath	beneath	IN
huygens-treatise-2329	438	9	this	this	DT
huygens-treatise-2329	438	10	curve	curve	NN
huygens-treatise-2329	438	11	,	,	,
huygens-treatise-2329	438	12	does	do	VBZ
huygens-treatise-2329	438	13	not	not	RB
huygens-treatise-2329	438	14	hinder	hinder	VB
huygens-treatise-2329	438	15	the	the	DT
huygens-treatise-2329	438	16	point	point	NN
huygens-treatise-2329	438	17	A	a	DT
huygens-treatise-2329	438	18	from	from	IN
huygens-treatise-2329	438	19	being	be	VBG
huygens-treatise-2329	438	20	seen	see	VBN
huygens-treatise-2329	438	21	.	.	.
huygens-treatise-2329	439	1	Now	now	RB
huygens-treatise-2329	439	2	according	accord	VBG
huygens-treatise-2329	439	3	as	as	IN
huygens-treatise-2329	439	4	the	the	DT
huygens-treatise-2329	439	5	air	air	NN
huygens-treatise-2329	439	6	near	near	IN
huygens-treatise-2329	439	7	the	the	DT
huygens-treatise-2329	439	8	Earth	Earth	NNP
huygens-treatise-2329	439	9	exceeds	exceed	VBZ
huygens-treatise-2329	439	10	in	in	IN
huygens-treatise-2329	439	11	density	density	NN
huygens-treatise-2329	439	12	that	that	IN
huygens-treatise-2329	439	13	which	which	WDT
huygens-treatise-2329	439	14	is	be	VBZ
huygens-treatise-2329	439	15	higher	high	JJR
huygens-treatise-2329	439	16	,	,	,
huygens-treatise-2329	439	17	the	the	DT
huygens-treatise-2329	439	18	curvature	curvature	NN
huygens-treatise-2329	439	19	of	of	IN
huygens-treatise-2329	439	20	the	the	DT
huygens-treatise-2329	439	21	ray	ray	NN
huygens-treatise-2329	439	22	AEB	AEB	NNP
huygens-treatise-2329	439	23	becomes	become	VBZ
huygens-treatise-2329	439	24	greater	great	JJR
huygens-treatise-2329	439	25	:	:	:
huygens-treatise-2329	439	26	so	so	IN
huygens-treatise-2329	439	27	that	that	IN
huygens-treatise-2329	439	28	at	at	IN
huygens-treatise-2329	439	29	certain	certain	JJ
huygens-treatise-2329	439	30	times	time	NNS
huygens-treatise-2329	439	31	it	-PRON-	PRP
huygens-treatise-2329	439	32	passes	pass	VBZ
huygens-treatise-2329	439	33	above	above	IN
huygens-treatise-2329	439	34	the	the	DT
huygens-treatise-2329	439	35	summit	summit	NN
huygens-treatise-2329	439	36	E	e	NN
huygens-treatise-2329	439	37	,	,	,
huygens-treatise-2329	439	38	which	which	WDT
huygens-treatise-2329	439	39	allows	allow	VBZ
huygens-treatise-2329	439	40	the	the	DT
huygens-treatise-2329	439	41	point	point	NN
huygens-treatise-2329	439	42	A	a	NN
huygens-treatise-2329	439	43	to	to	TO
huygens-treatise-2329	439	44	be	be	VB
huygens-treatise-2329	439	45	perceived	perceive	VBN
huygens-treatise-2329	439	46	by	by	IN
huygens-treatise-2329	439	47	the	the	DT
huygens-treatise-2329	439	48	eye	eye	NN
huygens-treatise-2329	439	49	at	at	IN
huygens-treatise-2329	439	50	B	b	NN
huygens-treatise-2329	439	51	;	;	:
huygens-treatise-2329	439	52	and	and	CC
huygens-treatise-2329	439	53	at	at	IN
huygens-treatise-2329	439	54	other	other	JJ
huygens-treatise-2329	439	55	times	time	NNS
huygens-treatise-2329	439	56	it	-PRON-	PRP
huygens-treatise-2329	439	57	is	be	VBZ
huygens-treatise-2329	439	58	intercepted	intercept	VBN
huygens-treatise-2329	439	59	by	by	IN
huygens-treatise-2329	439	60	the	the	DT
huygens-treatise-2329	439	61	same	same	JJ
huygens-treatise-2329	439	62	tower	tower	NN
huygens-treatise-2329	439	63	E	e	NN
huygens-treatise-2329	439	64	which	which	WDT
huygens-treatise-2329	439	65	hides	hide	VBZ
huygens-treatise-2329	439	66	A	a	DT
huygens-treatise-2329	439	67	from	from	IN
huygens-treatise-2329	439	68	this	this	DT
huygens-treatise-2329	439	69	same	same	JJ
huygens-treatise-2329	439	70	eye	eye	NN
huygens-treatise-2329	439	71	.	.	.
huygens-treatise-2329	440	1	[	[	-LRB-
huygens-treatise-2329	440	2	Illustration	illustration	NN
huygens-treatise-2329	440	3	]	]	-RRB-
huygens-treatise-2329	440	4	But	but	CC
huygens-treatise-2329	440	5	to	to	TO
huygens-treatise-2329	440	6	demonstrate	demonstrate	VB
huygens-treatise-2329	440	7	this	this	DT
huygens-treatise-2329	440	8	curvature	curvature	NN
huygens-treatise-2329	440	9	of	of	IN
huygens-treatise-2329	440	10	the	the	DT
huygens-treatise-2329	440	11	rays	ray	NNS
huygens-treatise-2329	440	12	conformably	conformably	RB
huygens-treatise-2329	440	13	to	to	IN
huygens-treatise-2329	440	14	all	all	DT
huygens-treatise-2329	440	15	our	-PRON-	PRP$
huygens-treatise-2329	440	16	preceding	precede	VBG
huygens-treatise-2329	440	17	Theory	theory	NN
huygens-treatise-2329	440	18	,	,	,
huygens-treatise-2329	440	19	let	let	VB
huygens-treatise-2329	440	20	us	-PRON-	PRP
huygens-treatise-2329	440	21	imagine	imagine	VB
huygens-treatise-2329	440	22	that	that	IN
huygens-treatise-2329	440	23	AB	AB	NNP
huygens-treatise-2329	440	24	is	be	VBZ
huygens-treatise-2329	440	25	a	a	DT
huygens-treatise-2329	440	26	small	small	JJ
huygens-treatise-2329	440	27	portion	portion	NN
huygens-treatise-2329	440	28	of	of	IN
huygens-treatise-2329	440	29	a	a	DT
huygens-treatise-2329	440	30	wave	wave	NN
huygens-treatise-2329	440	31	of	of	IN
huygens-treatise-2329	440	32	light	light	NN
huygens-treatise-2329	440	33	coming	come	VBG
huygens-treatise-2329	440	34	from	from	IN
huygens-treatise-2329	440	35	the	the	DT
huygens-treatise-2329	440	36	side	side	NN
huygens-treatise-2329	440	37	C	C	NNP
huygens-treatise-2329	440	38	,	,	,
huygens-treatise-2329	440	39	which	which	WDT
huygens-treatise-2329	440	40	we	-PRON-	PRP
huygens-treatise-2329	440	41	may	may	MD
huygens-treatise-2329	440	42	consider	consider	VB
huygens-treatise-2329	440	43	as	as	IN
huygens-treatise-2329	440	44	a	a	DT
huygens-treatise-2329	440	45	straight	straight	JJ
huygens-treatise-2329	440	46	line	line	NN
huygens-treatise-2329	440	47	.	.	.
huygens-treatise-2329	441	1	Let	let	VB
huygens-treatise-2329	441	2	us	-PRON-	PRP
huygens-treatise-2329	441	3	also	also	RB
huygens-treatise-2329	441	4	suppose	suppose	VB
huygens-treatise-2329	441	5	that	that	IN
huygens-treatise-2329	441	6	it	-PRON-	PRP
huygens-treatise-2329	441	7	is	be	VBZ
huygens-treatise-2329	441	8	perpendicular	perpendicular	JJ
huygens-treatise-2329	441	9	to	to	IN
huygens-treatise-2329	441	10	the	the	DT
huygens-treatise-2329	441	11	Horizon	Horizon	NNP
huygens-treatise-2329	441	12	,	,	,
huygens-treatise-2329	441	13	the	the	DT
huygens-treatise-2329	441	14	portion	portion	NN
huygens-treatise-2329	441	15	B	b	NN
huygens-treatise-2329	441	16	being	be	VBG
huygens-treatise-2329	441	17	nearer	near	JJR
huygens-treatise-2329	441	18	to	to	IN
huygens-treatise-2329	441	19	the	the	DT
huygens-treatise-2329	441	20	Earth	Earth	NNP
huygens-treatise-2329	441	21	than	than	IN
huygens-treatise-2329	441	22	the	the	DT
huygens-treatise-2329	441	23	portion	portion	NN
huygens-treatise-2329	441	24	A	a	NN
huygens-treatise-2329	441	25	;	;	:
huygens-treatise-2329	441	26	and	and	CC
huygens-treatise-2329	441	27	that	that	IN
huygens-treatise-2329	441	28	because	because	IN
huygens-treatise-2329	441	29	the	the	DT
huygens-treatise-2329	441	30	vapours	vapour	NNS
huygens-treatise-2329	441	31	are	be	VBP
huygens-treatise-2329	441	32	less	less	RBR
huygens-treatise-2329	441	33	hindering	hinder	VBG
huygens-treatise-2329	441	34	at	at	IN
huygens-treatise-2329	441	35	A	a	NN
huygens-treatise-2329	441	36	than	than	IN
huygens-treatise-2329	441	37	at	at	IN
huygens-treatise-2329	441	38	B	b	NN
huygens-treatise-2329	441	39	,	,	,
huygens-treatise-2329	441	40	the	the	DT
huygens-treatise-2329	441	41	particular	particular	JJ
huygens-treatise-2329	441	42	wave	wave	NN
huygens-treatise-2329	441	43	which	which	WDT
huygens-treatise-2329	441	44	comes	come	VBZ
huygens-treatise-2329	441	45	from	from	IN
huygens-treatise-2329	441	46	the	the	DT
huygens-treatise-2329	441	47	point	point	NN
huygens-treatise-2329	441	48	A	a	DT
huygens-treatise-2329	441	49	spreads	spread	VBZ
huygens-treatise-2329	441	50	through	through	IN
huygens-treatise-2329	441	51	a	a	DT
huygens-treatise-2329	441	52	certain	certain	JJ
huygens-treatise-2329	441	53	space	space	NN
huygens-treatise-2329	441	54	AD	ad	NN
huygens-treatise-2329	441	55	while	while	IN
huygens-treatise-2329	441	56	the	the	DT
huygens-treatise-2329	441	57	particular	particular	JJ
huygens-treatise-2329	441	58	wave	wave	NN
huygens-treatise-2329	441	59	which	which	WDT
huygens-treatise-2329	441	60	starts	start	VBZ
huygens-treatise-2329	441	61	from	from	IN
huygens-treatise-2329	441	62	the	the	DT
huygens-treatise-2329	441	63	point	point	NN
huygens-treatise-2329	441	64	B	b	NN
huygens-treatise-2329	441	65	spreads	spread	VBZ
huygens-treatise-2329	441	66	through	through	IN
huygens-treatise-2329	441	67	a	a	DT
huygens-treatise-2329	441	68	shorter	short	JJR
huygens-treatise-2329	441	69	space	space	NN
huygens-treatise-2329	441	70	BE	be	NN
huygens-treatise-2329	441	71	;	;	:
huygens-treatise-2329	441	72	AD	ad	NN
huygens-treatise-2329	441	73	and	and	CC
huygens-treatise-2329	441	74	BE	be	VB
huygens-treatise-2329	441	75	being	be	VBG
huygens-treatise-2329	441	76	parallel	parallel	NN
huygens-treatise-2329	441	77	to	to	IN
huygens-treatise-2329	441	78	the	the	DT
huygens-treatise-2329	441	79	Horizon	Horizon	NNP
huygens-treatise-2329	441	80	.	.	.
huygens-treatise-2329	442	1	Further	further	RB
huygens-treatise-2329	442	2	,	,	,
huygens-treatise-2329	442	3	supposing	suppose	VBG
huygens-treatise-2329	442	4	the	the	DT
huygens-treatise-2329	442	5	straight	straight	JJ
huygens-treatise-2329	442	6	lines	line	NNS
huygens-treatise-2329	442	7	FG	FG	NNP
huygens-treatise-2329	442	8	,	,	,
huygens-treatise-2329	442	9	HI	hi	UH
huygens-treatise-2329	442	10	,	,	,
huygens-treatise-2329	442	11	etc	etc	FW
huygens-treatise-2329	442	12	.	.	FW
huygens-treatise-2329	442	13	,	,	,
huygens-treatise-2329	442	14	to	to	TO
huygens-treatise-2329	442	15	be	be	VB
huygens-treatise-2329	442	16	drawn	draw	VBN
huygens-treatise-2329	442	17	from	from	IN
huygens-treatise-2329	442	18	an	an	DT
huygens-treatise-2329	442	19	infinitude	infinitude	NN
huygens-treatise-2329	442	20	of	of	IN
huygens-treatise-2329	442	21	points	point	NNS
huygens-treatise-2329	442	22	in	in	IN
huygens-treatise-2329	442	23	the	the	DT
huygens-treatise-2329	442	24	straight	straight	JJ
huygens-treatise-2329	442	25	line	line	NN
huygens-treatise-2329	442	26	AB	AB	NNP
huygens-treatise-2329	442	27	and	and	CC
huygens-treatise-2329	442	28	to	to	TO
huygens-treatise-2329	442	29	terminate	terminate	VB
huygens-treatise-2329	442	30	on	on	IN
huygens-treatise-2329	442	31	the	the	DT
huygens-treatise-2329	442	32	line	line	NN
huygens-treatise-2329	442	33	DE	DE	NNP
huygens-treatise-2329	442	34	(	(	-LRB-
huygens-treatise-2329	442	35	which	which	WDT
huygens-treatise-2329	442	36	is	be	VBZ
huygens-treatise-2329	442	37	straight	straight	JJ
huygens-treatise-2329	442	38	or	or	CC
huygens-treatise-2329	442	39	may	may	MD
huygens-treatise-2329	442	40	be	be	VB
huygens-treatise-2329	442	41	considered	consider	VBN
huygens-treatise-2329	442	42	as	as	IN
huygens-treatise-2329	442	43	such	such	JJ
huygens-treatise-2329	442	44	)	)	-RRB-
huygens-treatise-2329	442	45	,	,	,
huygens-treatise-2329	442	46	let	let	VB
huygens-treatise-2329	442	47	the	the	DT
huygens-treatise-2329	442	48	different	different	JJ
huygens-treatise-2329	442	49	penetrabilities	penetrability	NNS
huygens-treatise-2329	442	50	at	at	IN
huygens-treatise-2329	442	51	the	the	DT
huygens-treatise-2329	442	52	different	different	JJ
huygens-treatise-2329	442	53	heights	height	NNS
huygens-treatise-2329	442	54	in	in	IN
huygens-treatise-2329	442	55	the	the	DT
huygens-treatise-2329	442	56	air	air	NN
huygens-treatise-2329	442	57	between	between	IN
huygens-treatise-2329	442	58	A	a	NN
huygens-treatise-2329	442	59	and	and	CC
huygens-treatise-2329	442	60	B	b	NN
huygens-treatise-2329	442	61	be	be	VB
huygens-treatise-2329	442	62	represented	represent	VBN
huygens-treatise-2329	442	63	by	by	IN
huygens-treatise-2329	442	64	all	all	PDT
huygens-treatise-2329	442	65	these	these	DT
huygens-treatise-2329	442	66	lines	line	NNS
huygens-treatise-2329	442	67	;	;	:
huygens-treatise-2329	442	68	so	so	IN
huygens-treatise-2329	442	69	that	that	IN
huygens-treatise-2329	442	70	the	the	DT
huygens-treatise-2329	442	71	particular	particular	JJ
huygens-treatise-2329	442	72	wave	wave	NN
huygens-treatise-2329	442	73	,	,	,
huygens-treatise-2329	442	74	originating	originate	VBG
huygens-treatise-2329	442	75	from	from	IN
huygens-treatise-2329	442	76	the	the	DT
huygens-treatise-2329	442	77	point	point	NN
huygens-treatise-2329	442	78	F	F	NNP
huygens-treatise-2329	442	79	,	,	,
huygens-treatise-2329	442	80	will	will	MD
huygens-treatise-2329	442	81	spread	spread	VB
huygens-treatise-2329	442	82	across	across	IN
huygens-treatise-2329	442	83	the	the	DT
huygens-treatise-2329	442	84	space	space	NN
huygens-treatise-2329	442	85	FG	FG	NNP
huygens-treatise-2329	442	86	,	,	,
huygens-treatise-2329	442	87	and	and	CC
huygens-treatise-2329	442	88	that	that	IN
huygens-treatise-2329	442	89	from	from	IN
huygens-treatise-2329	442	90	the	the	DT
huygens-treatise-2329	442	91	point	point	NN
huygens-treatise-2329	442	92	H	h	NN
huygens-treatise-2329	442	93	across	across	IN
huygens-treatise-2329	442	94	the	the	DT
huygens-treatise-2329	442	95	space	space	NN
huygens-treatise-2329	442	96	HI	hi	UH
huygens-treatise-2329	442	97	,	,	,
huygens-treatise-2329	442	98	while	while	IN
huygens-treatise-2329	442	99	that	that	IN
huygens-treatise-2329	442	100	from	from	IN
huygens-treatise-2329	442	101	the	the	DT
huygens-treatise-2329	442	102	point	point	NN
huygens-treatise-2329	442	103	A	a	DT
huygens-treatise-2329	442	104	spreads	spread	NNS
huygens-treatise-2329	442	105	across	across	IN
huygens-treatise-2329	442	106	the	the	DT
huygens-treatise-2329	442	107	space	space	NN
huygens-treatise-2329	442	108	AD	ad	NN
huygens-treatise-2329	442	109	.	.	.
huygens-treatise-2329	443	1	Now	now	RB
huygens-treatise-2329	443	2	if	if	IN
huygens-treatise-2329	443	3	about	about	IN
huygens-treatise-2329	443	4	the	the	DT
huygens-treatise-2329	443	5	centres	centre	NNS
huygens-treatise-2329	443	6	A	a	NN
huygens-treatise-2329	443	7	,	,	,
huygens-treatise-2329	443	8	B	b	NN
huygens-treatise-2329	443	9	,	,	,
huygens-treatise-2329	443	10	one	one	NN
huygens-treatise-2329	443	11	describes	describe	VBZ
huygens-treatise-2329	443	12	the	the	DT
huygens-treatise-2329	443	13	circles	circle	NNS
huygens-treatise-2329	443	14	DK	DK	NNP
huygens-treatise-2329	443	15	,	,	,
huygens-treatise-2329	443	16	EL	el	NN
huygens-treatise-2329	443	17	,	,	,
huygens-treatise-2329	443	18	which	which	WDT
huygens-treatise-2329	443	19	represent	represent	VBP
huygens-treatise-2329	443	20	the	the	DT
huygens-treatise-2329	443	21	spreading	spreading	NN
huygens-treatise-2329	443	22	of	of	IN
huygens-treatise-2329	443	23	the	the	DT
huygens-treatise-2329	443	24	waves	wave	NNS
huygens-treatise-2329	443	25	which	which	WDT
huygens-treatise-2329	443	26	originate	originate	VBP
huygens-treatise-2329	443	27	from	from	IN
huygens-treatise-2329	443	28	these	these	DT
huygens-treatise-2329	443	29	two	two	CD
huygens-treatise-2329	443	30	points	point	NNS
huygens-treatise-2329	443	31	,	,	,
huygens-treatise-2329	443	32	and	and	CC
huygens-treatise-2329	443	33	if	if	IN
huygens-treatise-2329	443	34	one	one	PRP
huygens-treatise-2329	443	35	draws	draw	VBZ
huygens-treatise-2329	443	36	the	the	DT
huygens-treatise-2329	443	37	straight	straight	JJ
huygens-treatise-2329	443	38	line	line	NN
huygens-treatise-2329	443	39	KL	KL	NNP
huygens-treatise-2329	443	40	which	which	WDT
huygens-treatise-2329	443	41	touches	touch	VBZ
huygens-treatise-2329	443	42	these	these	DT
huygens-treatise-2329	443	43	two	two	CD
huygens-treatise-2329	443	44	circles	circle	NNS
huygens-treatise-2329	443	45	,	,	,
huygens-treatise-2329	443	46	it	-PRON-	PRP
huygens-treatise-2329	443	47	is	be	VBZ
huygens-treatise-2329	443	48	easy	easy	JJ
huygens-treatise-2329	443	49	to	to	TO
huygens-treatise-2329	443	50	see	see	VB
huygens-treatise-2329	443	51	that	that	IN
huygens-treatise-2329	443	52	this	this	DT
huygens-treatise-2329	443	53	same	same	JJ
huygens-treatise-2329	443	54	line	line	NN
huygens-treatise-2329	443	55	will	will	MD
huygens-treatise-2329	443	56	be	be	VB
huygens-treatise-2329	443	57	the	the	DT
huygens-treatise-2329	443	58	common	common	JJ
huygens-treatise-2329	443	59	tangent	tangent	NN
huygens-treatise-2329	443	60	to	to	IN
huygens-treatise-2329	443	61	all	all	PDT
huygens-treatise-2329	443	62	the	the	DT
huygens-treatise-2329	443	63	other	other	JJ
huygens-treatise-2329	443	64	circles	circle	NNS
huygens-treatise-2329	443	65	drawn	draw	VBN
huygens-treatise-2329	443	66	about	about	IN
huygens-treatise-2329	443	67	the	the	DT
huygens-treatise-2329	443	68	centres	centre	NNS
huygens-treatise-2329	443	69	F	F	NNP
huygens-treatise-2329	443	70	,	,	,
huygens-treatise-2329	443	71	H	H	NNP
huygens-treatise-2329	443	72	,	,	,
huygens-treatise-2329	443	73	etc	etc	FW
huygens-treatise-2329	443	74	.	.	.
huygens-treatise-2329	444	1	;	;	:
huygens-treatise-2329	444	2	and	and	CC
huygens-treatise-2329	444	3	that	that	IN
huygens-treatise-2329	444	4	all	all	PDT
huygens-treatise-2329	444	5	the	the	DT
huygens-treatise-2329	444	6	points	point	NNS
huygens-treatise-2329	444	7	of	of	IN
huygens-treatise-2329	444	8	contact	contact	NN
huygens-treatise-2329	444	9	will	will	MD
huygens-treatise-2329	444	10	fall	fall	VB
huygens-treatise-2329	444	11	within	within	IN
huygens-treatise-2329	444	12	that	that	DT
huygens-treatise-2329	444	13	part	part	NN
huygens-treatise-2329	444	14	of	of	IN
huygens-treatise-2329	444	15	this	this	DT
huygens-treatise-2329	444	16	line	line	NN
huygens-treatise-2329	444	17	which	which	WDT
huygens-treatise-2329	444	18	is	be	VBZ
huygens-treatise-2329	444	19	comprised	comprise	VBN
huygens-treatise-2329	444	20	between	between	IN
huygens-treatise-2329	444	21	the	the	DT
huygens-treatise-2329	444	22	perpendiculars	perpendicular	NNS
huygens-treatise-2329	444	23	AK	AK	NNP
huygens-treatise-2329	444	24	,	,	,
huygens-treatise-2329	444	25	BL	BL	NNP
huygens-treatise-2329	444	26	.	.	.
huygens-treatise-2329	445	1	Then	then	RB
huygens-treatise-2329	445	2	it	-PRON-	PRP
huygens-treatise-2329	445	3	will	will	MD
huygens-treatise-2329	445	4	be	be	VB
huygens-treatise-2329	445	5	the	the	DT
huygens-treatise-2329	445	6	line	line	NN
huygens-treatise-2329	445	7	KL	KL	NNP
huygens-treatise-2329	445	8	which	which	WDT
huygens-treatise-2329	445	9	will	will	MD
huygens-treatise-2329	445	10	terminate	terminate	VB
huygens-treatise-2329	445	11	the	the	DT
huygens-treatise-2329	445	12	movement	movement	NN
huygens-treatise-2329	445	13	of	of	IN
huygens-treatise-2329	445	14	the	the	DT
huygens-treatise-2329	445	15	particular	particular	JJ
huygens-treatise-2329	445	16	waves	wave	NNS
huygens-treatise-2329	445	17	originating	originate	VBG
huygens-treatise-2329	445	18	from	from	IN
huygens-treatise-2329	445	19	the	the	DT
huygens-treatise-2329	445	20	points	point	NNS
huygens-treatise-2329	445	21	of	of	IN
huygens-treatise-2329	445	22	the	the	DT
huygens-treatise-2329	445	23	wave	wave	NN
huygens-treatise-2329	445	24	AB	AB	NNP
huygens-treatise-2329	445	25	;	;	:
huygens-treatise-2329	445	26	and	and	CC
huygens-treatise-2329	445	27	this	this	DT
huygens-treatise-2329	445	28	movement	movement	NN
huygens-treatise-2329	445	29	will	will	MD
huygens-treatise-2329	445	30	be	be	VB
huygens-treatise-2329	445	31	stronger	strong	JJR
huygens-treatise-2329	445	32	between	between	IN
huygens-treatise-2329	445	33	the	the	DT
huygens-treatise-2329	445	34	points	point	NNS
huygens-treatise-2329	445	35	KL	KL	NNP
huygens-treatise-2329	445	36	,	,	,
huygens-treatise-2329	445	37	than	than	IN
huygens-treatise-2329	445	38	anywhere	anywhere	RB
huygens-treatise-2329	445	39	else	else	RB
huygens-treatise-2329	445	40	at	at	IN
huygens-treatise-2329	445	41	the	the	DT
huygens-treatise-2329	445	42	same	same	JJ
huygens-treatise-2329	445	43	instant	instant	NN
huygens-treatise-2329	445	44	,	,	,
huygens-treatise-2329	445	45	since	since	IN
huygens-treatise-2329	445	46	an	an	DT
huygens-treatise-2329	445	47	infinitude	infinitude	NN
huygens-treatise-2329	445	48	of	of	IN
huygens-treatise-2329	445	49	circumferences	circumference	NNS
huygens-treatise-2329	445	50	concur	concur	VBP
huygens-treatise-2329	445	51	to	to	TO
huygens-treatise-2329	445	52	form	form	VB
huygens-treatise-2329	445	53	this	this	DT
huygens-treatise-2329	445	54	straight	straight	JJ
huygens-treatise-2329	445	55	line	line	NN
huygens-treatise-2329	445	56	;	;	,
huygens-treatise-2329	445	57	and	and	CC
huygens-treatise-2329	445	58	consequently	consequently	RB
huygens-treatise-2329	445	59	KL	KL	NNP
huygens-treatise-2329	445	60	will	will	MD
huygens-treatise-2329	445	61	be	be	VB
huygens-treatise-2329	445	62	the	the	DT
huygens-treatise-2329	445	63	propagation	propagation	NN
huygens-treatise-2329	445	64	of	of	IN
huygens-treatise-2329	445	65	the	the	DT
huygens-treatise-2329	445	66	portion	portion	NN
huygens-treatise-2329	445	67	of	of	IN
huygens-treatise-2329	445	68	wave	wave	NN
huygens-treatise-2329	445	69	AB	AB	NNP
huygens-treatise-2329	445	70	,	,	,
huygens-treatise-2329	445	71	as	as	IN
huygens-treatise-2329	445	72	has	have	VBZ
huygens-treatise-2329	445	73	been	be	VBN
huygens-treatise-2329	445	74	said	say	VBN
huygens-treatise-2329	445	75	in	in	IN
huygens-treatise-2329	445	76	explaining	explain	VBG
huygens-treatise-2329	445	77	reflexion	reflexion	NN
huygens-treatise-2329	445	78	and	and	CC
huygens-treatise-2329	445	79	ordinary	ordinary	JJ
huygens-treatise-2329	445	80	refraction	refraction	NN
huygens-treatise-2329	445	81	.	.	.
huygens-treatise-2329	446	1	Now	now	RB
huygens-treatise-2329	446	2	it	-PRON-	PRP
huygens-treatise-2329	446	3	appears	appear	VBZ
huygens-treatise-2329	446	4	that	that	IN
huygens-treatise-2329	446	5	AK	AK	NNP
huygens-treatise-2329	446	6	and	and	CC
huygens-treatise-2329	446	7	BL	BL	NNP
huygens-treatise-2329	446	8	dip	dip	VBP
huygens-treatise-2329	446	9	down	down	RP
huygens-treatise-2329	446	10	toward	toward	IN
huygens-treatise-2329	446	11	the	the	DT
huygens-treatise-2329	446	12	side	side	NN
huygens-treatise-2329	446	13	where	where	WRB
huygens-treatise-2329	446	14	the	the	DT
huygens-treatise-2329	446	15	air	air	NN
huygens-treatise-2329	446	16	is	be	VBZ
huygens-treatise-2329	446	17	less	less	RBR
huygens-treatise-2329	446	18	easy	easy	JJ
huygens-treatise-2329	446	19	to	to	TO
huygens-treatise-2329	446	20	penetrate	penetrate	VB
huygens-treatise-2329	446	21	:	:	:
huygens-treatise-2329	446	22	for	for	IN
huygens-treatise-2329	446	23	AK	AK	NNP
huygens-treatise-2329	446	24	being	be	VBG
huygens-treatise-2329	446	25	longer	long	JJR
huygens-treatise-2329	446	26	than	than	IN
huygens-treatise-2329	446	27	BL	BL	NNP
huygens-treatise-2329	446	28	,	,	,
huygens-treatise-2329	446	29	and	and	CC
huygens-treatise-2329	446	30	parallel	parallel	NN
huygens-treatise-2329	446	31	to	to	IN
huygens-treatise-2329	446	32	it	-PRON-	PRP
huygens-treatise-2329	446	33	,	,	,
huygens-treatise-2329	446	34	it	-PRON-	PRP
huygens-treatise-2329	446	35	follows	follow	VBZ
huygens-treatise-2329	446	36	that	that	IN
huygens-treatise-2329	446	37	the	the	DT
huygens-treatise-2329	446	38	lines	line	NNS
huygens-treatise-2329	446	39	AB	AB	NNP
huygens-treatise-2329	446	40	and	and	CC
huygens-treatise-2329	446	41	KL	KL	NNP
huygens-treatise-2329	446	42	,	,	,
huygens-treatise-2329	446	43	being	be	VBG
huygens-treatise-2329	446	44	prolonged	prolong	VBN
huygens-treatise-2329	446	45	,	,	,
huygens-treatise-2329	446	46	would	would	MD
huygens-treatise-2329	446	47	meet	meet	VB
huygens-treatise-2329	446	48	at	at	IN
huygens-treatise-2329	446	49	the	the	DT
huygens-treatise-2329	446	50	side	side	NN
huygens-treatise-2329	446	51	L.	L.	NNP
huygens-treatise-2329	446	52	But	but	CC
huygens-treatise-2329	446	53	the	the	DT
huygens-treatise-2329	446	54	angle	angle	NN
huygens-treatise-2329	446	55	K	k	NN
huygens-treatise-2329	446	56	is	be	VBZ
huygens-treatise-2329	446	57	a	a	DT
huygens-treatise-2329	446	58	right	right	JJ
huygens-treatise-2329	446	59	angle	angle	NN
huygens-treatise-2329	446	60	:	:	:
huygens-treatise-2329	446	61	hence	hence	RB
huygens-treatise-2329	446	62	KAB	KAB	NNP
huygens-treatise-2329	446	63	is	be	VBZ
huygens-treatise-2329	446	64	necessarily	necessarily	RB
huygens-treatise-2329	446	65	acute	acute	JJ
huygens-treatise-2329	446	66	,	,	,
huygens-treatise-2329	446	67	and	and	CC
huygens-treatise-2329	446	68	consequently	consequently	RB
huygens-treatise-2329	446	69	less	less	JJR
huygens-treatise-2329	446	70	than	than	IN
huygens-treatise-2329	446	71	DAB	DAB	NNP
huygens-treatise-2329	446	72	.	.	.
huygens-treatise-2329	447	1	If	if	IN
huygens-treatise-2329	447	2	one	one	CD
huygens-treatise-2329	447	3	investigates	investigate	VBZ
huygens-treatise-2329	447	4	in	in	IN
huygens-treatise-2329	447	5	the	the	DT
huygens-treatise-2329	447	6	same	same	JJ
huygens-treatise-2329	447	7	way	way	NN
huygens-treatise-2329	447	8	the	the	DT
huygens-treatise-2329	447	9	progression	progression	NN
huygens-treatise-2329	447	10	of	of	IN
huygens-treatise-2329	447	11	the	the	DT
huygens-treatise-2329	447	12	portion	portion	NN
huygens-treatise-2329	447	13	of	of	IN
huygens-treatise-2329	447	14	the	the	DT
huygens-treatise-2329	447	15	wave	wave	NN
huygens-treatise-2329	447	16	KL	KL	NNP
huygens-treatise-2329	447	17	,	,	,
huygens-treatise-2329	447	18	one	one	PRP
huygens-treatise-2329	447	19	will	will	MD
huygens-treatise-2329	447	20	find	find	VB
huygens-treatise-2329	447	21	that	that	IN
huygens-treatise-2329	447	22	after	after	IN
huygens-treatise-2329	447	23	a	a	DT
huygens-treatise-2329	447	24	further	further	JJ
huygens-treatise-2329	447	25	time	time	NN
huygens-treatise-2329	447	26	it	-PRON-	PRP
huygens-treatise-2329	447	27	has	have	VBZ
huygens-treatise-2329	447	28	arrived	arrive	VBN
huygens-treatise-2329	447	29	at	at	IN
huygens-treatise-2329	447	30	MN	MN	NNP
huygens-treatise-2329	447	31	in	in	IN
huygens-treatise-2329	447	32	such	such	PDT
huygens-treatise-2329	447	33	a	a	DT
huygens-treatise-2329	447	34	manner	manner	NN
huygens-treatise-2329	447	35	that	that	WDT
huygens-treatise-2329	447	36	the	the	DT
huygens-treatise-2329	447	37	perpendiculars	perpendicular	NNS
huygens-treatise-2329	447	38	KM	KM	NNP
huygens-treatise-2329	447	39	,	,	,
huygens-treatise-2329	447	40	LN	LN	NNP
huygens-treatise-2329	447	41	,	,	,
huygens-treatise-2329	447	42	dip	dip	VB
huygens-treatise-2329	447	43	down	down	RB
huygens-treatise-2329	447	44	even	even	RB
huygens-treatise-2329	447	45	more	more	RBR
huygens-treatise-2329	447	46	than	than	IN
huygens-treatise-2329	447	47	do	do	VB
huygens-treatise-2329	447	48	AK	AK	NNP
huygens-treatise-2329	447	49	,	,	,
huygens-treatise-2329	447	50	BL	BL	NNP
huygens-treatise-2329	447	51	.	.	.
huygens-treatise-2329	448	1	And	and	CC
huygens-treatise-2329	448	2	this	this	DT
huygens-treatise-2329	448	3	suffices	suffice	VBZ
huygens-treatise-2329	448	4	to	to	TO
huygens-treatise-2329	448	5	show	show	VB
huygens-treatise-2329	448	6	that	that	IN
huygens-treatise-2329	448	7	the	the	DT
huygens-treatise-2329	448	8	ray	ray	NN
huygens-treatise-2329	448	9	will	will	MD
huygens-treatise-2329	448	10	continue	continue	VB
huygens-treatise-2329	448	11	along	along	IN
huygens-treatise-2329	448	12	the	the	DT
huygens-treatise-2329	448	13	curved	curved	JJ
huygens-treatise-2329	448	14	line	line	NN
huygens-treatise-2329	448	15	which	which	WDT
huygens-treatise-2329	448	16	intersects	intersect	VBZ
huygens-treatise-2329	448	17	all	all	PDT
huygens-treatise-2329	448	18	the	the	DT
huygens-treatise-2329	448	19	waves	wave	NNS
huygens-treatise-2329	448	20	at	at	IN
huygens-treatise-2329	448	21	right	right	JJ
huygens-treatise-2329	448	22	angles	angle	NNS
huygens-treatise-2329	448	23	,	,	,
huygens-treatise-2329	448	24	as	as	IN
huygens-treatise-2329	448	25	has	have	VBZ
huygens-treatise-2329	448	26	been	be	VBN
huygens-treatise-2329	448	27	said	say	VBN
huygens-treatise-2329	448	28	.	.	.
huygens-treatise-2329	449	1	CHAPTER	chapter	NN
huygens-treatise-2329	449	2	V	V	NNP
huygens-treatise-2329	449	3	ON	on	IN
huygens-treatise-2329	449	4	THE	the	DT
huygens-treatise-2329	449	5	STRANGE	strange	JJ
huygens-treatise-2329	449	6	REFRACTION	refraction	NN
huygens-treatise-2329	449	7	OF	of	IN
huygens-treatise-2329	449	8	ICELAND	ICELAND	NNP
huygens-treatise-2329	449	9	CRYSTAL	CRYSTAL	NNP
huygens-treatise-2329	449	10	1	1	CD
huygens-treatise-2329	449	11	.	.	.
huygens-treatise-2329	450	1	There	there	EX
huygens-treatise-2329	450	2	is	be	VBZ
huygens-treatise-2329	450	3	brought	bring	VBN
huygens-treatise-2329	450	4	from	from	IN
huygens-treatise-2329	450	5	Iceland	Iceland	NNP
huygens-treatise-2329	450	6	,	,	,
huygens-treatise-2329	450	7	which	which	WDT
huygens-treatise-2329	450	8	is	be	VBZ
huygens-treatise-2329	450	9	an	an	DT
huygens-treatise-2329	450	10	Island	Island	NNP
huygens-treatise-2329	450	11	in	in	IN
huygens-treatise-2329	450	12	the	the	DT
huygens-treatise-2329	450	13	North	North	NNP
huygens-treatise-2329	450	14	Sea	Sea	NNP
huygens-treatise-2329	450	15	,	,	,
huygens-treatise-2329	450	16	in	in	IN
huygens-treatise-2329	450	17	the	the	DT
huygens-treatise-2329	450	18	latitude	latitude	NN
huygens-treatise-2329	450	19	of	of	IN
huygens-treatise-2329	450	20	66	66	CD
huygens-treatise-2329	450	21	degrees	degree	NNS
huygens-treatise-2329	450	22	,	,	,
huygens-treatise-2329	450	23	a	a	DT
huygens-treatise-2329	450	24	kind	kind	NN
huygens-treatise-2329	450	25	of	of	IN
huygens-treatise-2329	450	26	Crystal	Crystal	NNP
huygens-treatise-2329	450	27	or	or	CC
huygens-treatise-2329	450	28	transparent	transparent	JJ
huygens-treatise-2329	450	29	stone	stone	NN
huygens-treatise-2329	450	30	,	,	,
huygens-treatise-2329	450	31	very	very	RB
huygens-treatise-2329	450	32	remarkable	remarkable	JJ
huygens-treatise-2329	450	33	for	for	IN
huygens-treatise-2329	450	34	its	-PRON-	PRP$
huygens-treatise-2329	450	35	figure	figure	NN
huygens-treatise-2329	450	36	and	and	CC
huygens-treatise-2329	450	37	other	other	JJ
huygens-treatise-2329	450	38	qualities	quality	NNS
huygens-treatise-2329	450	39	,	,	,
huygens-treatise-2329	450	40	but	but	CC
huygens-treatise-2329	450	41	above	above	IN
huygens-treatise-2329	450	42	all	all	DT
huygens-treatise-2329	450	43	for	for	IN
huygens-treatise-2329	450	44	its	-PRON-	PRP$
huygens-treatise-2329	450	45	strange	strange	JJ
huygens-treatise-2329	450	46	refractions	refraction	NNS
huygens-treatise-2329	450	47	.	.	.
huygens-treatise-2329	451	1	The	the	DT
huygens-treatise-2329	451	2	causes	cause	NNS
huygens-treatise-2329	451	3	of	of	IN
huygens-treatise-2329	451	4	this	this	DT
huygens-treatise-2329	451	5	have	have	VBP
huygens-treatise-2329	451	6	seemed	seem	VBN
huygens-treatise-2329	451	7	to	to	IN
huygens-treatise-2329	451	8	me	-PRON-	PRP
huygens-treatise-2329	451	9	to	to	TO
huygens-treatise-2329	451	10	be	be	VB
huygens-treatise-2329	451	11	worthy	worthy	JJ
huygens-treatise-2329	451	12	of	of	IN
huygens-treatise-2329	451	13	being	be	VBG
huygens-treatise-2329	451	14	carefully	carefully	RB
huygens-treatise-2329	451	15	investigated	investigate	VBN
huygens-treatise-2329	451	16	,	,	,
huygens-treatise-2329	451	17	the	the	DT
huygens-treatise-2329	451	18	more	more	RBR
huygens-treatise-2329	451	19	so	so	RB
huygens-treatise-2329	451	20	because	because	IN
huygens-treatise-2329	451	21	amongst	amongst	IN
huygens-treatise-2329	451	22	transparent	transparent	JJ
huygens-treatise-2329	451	23	bodies	body	NNS
huygens-treatise-2329	451	24	this	this	DT
huygens-treatise-2329	451	25	one	one	NN
huygens-treatise-2329	451	26	alone	alone	RB
huygens-treatise-2329	451	27	does	do	VBZ
huygens-treatise-2329	451	28	not	not	RB
huygens-treatise-2329	451	29	follow	follow	VB
huygens-treatise-2329	451	30	the	the	DT
huygens-treatise-2329	451	31	ordinary	ordinary	JJ
huygens-treatise-2329	451	32	rules	rule	NNS
huygens-treatise-2329	451	33	with	with	IN
huygens-treatise-2329	451	34	respect	respect	NN
huygens-treatise-2329	451	35	to	to	IN
huygens-treatise-2329	451	36	rays	ray	NNS
huygens-treatise-2329	451	37	of	of	IN
huygens-treatise-2329	451	38	light	light	NN
huygens-treatise-2329	451	39	.	.	.
huygens-treatise-2329	452	1	I	-PRON-	PRP
huygens-treatise-2329	452	2	have	have	VBP
huygens-treatise-2329	452	3	even	even	RB
huygens-treatise-2329	452	4	been	be	VBN
huygens-treatise-2329	452	5	under	under	IN
huygens-treatise-2329	452	6	some	some	DT
huygens-treatise-2329	452	7	necessity	necessity	NN
huygens-treatise-2329	452	8	to	to	TO
huygens-treatise-2329	452	9	make	make	VB
huygens-treatise-2329	452	10	this	this	DT
huygens-treatise-2329	452	11	research	research	NN
huygens-treatise-2329	452	12	,	,	,
huygens-treatise-2329	452	13	because	because	IN
huygens-treatise-2329	452	14	the	the	DT
huygens-treatise-2329	452	15	refractions	refraction	NNS
huygens-treatise-2329	452	16	of	of	IN
huygens-treatise-2329	452	17	this	this	DT
huygens-treatise-2329	452	18	Crystal	Crystal	NNP
huygens-treatise-2329	452	19	seemed	seem	VBD
huygens-treatise-2329	452	20	to	to	TO
huygens-treatise-2329	452	21	overturn	overturn	VB
huygens-treatise-2329	452	22	our	-PRON-	PRP$
huygens-treatise-2329	452	23	preceding	precede	VBG
huygens-treatise-2329	452	24	explanation	explanation	NN
huygens-treatise-2329	452	25	of	of	IN
huygens-treatise-2329	452	26	regular	regular	JJ
huygens-treatise-2329	452	27	refraction	refraction	NN
huygens-treatise-2329	452	28	;	;	:
huygens-treatise-2329	452	29	which	which	WDT
huygens-treatise-2329	452	30	explanation	explanation	NN
huygens-treatise-2329	452	31	,	,	,
huygens-treatise-2329	452	32	on	on	IN
huygens-treatise-2329	452	33	the	the	DT
huygens-treatise-2329	452	34	contrary	contrary	NN
huygens-treatise-2329	452	35	,	,	,
huygens-treatise-2329	452	36	they	-PRON-	PRP
huygens-treatise-2329	452	37	strongly	strongly	RB
huygens-treatise-2329	452	38	confirm	confirm	VBP
huygens-treatise-2329	452	39	,	,	,
huygens-treatise-2329	452	40	as	as	IN
huygens-treatise-2329	452	41	will	will	MD
huygens-treatise-2329	452	42	be	be	VB
huygens-treatise-2329	452	43	seen	see	VBN
huygens-treatise-2329	452	44	after	after	IN
huygens-treatise-2329	452	45	they	-PRON-	PRP
huygens-treatise-2329	452	46	have	have	VBP
huygens-treatise-2329	452	47	been	be	VBN
huygens-treatise-2329	452	48	brought	bring	VBN
huygens-treatise-2329	452	49	under	under	IN
huygens-treatise-2329	452	50	the	the	DT
huygens-treatise-2329	452	51	same	same	JJ
huygens-treatise-2329	452	52	principle	principle	NN
huygens-treatise-2329	452	53	.	.	.
huygens-treatise-2329	453	1	In	in	IN
huygens-treatise-2329	453	2	Iceland	Iceland	NNP
huygens-treatise-2329	453	3	are	be	VBP
huygens-treatise-2329	453	4	found	find	VBN
huygens-treatise-2329	453	5	great	great	JJ
huygens-treatise-2329	453	6	lumps	lump	NNS
huygens-treatise-2329	453	7	of	of	IN
huygens-treatise-2329	453	8	this	this	DT
huygens-treatise-2329	453	9	Crystal	Crystal	NNP
huygens-treatise-2329	453	10	,	,	,
huygens-treatise-2329	453	11	some	some	DT
huygens-treatise-2329	453	12	of	of	IN
huygens-treatise-2329	453	13	which	which	WDT
huygens-treatise-2329	453	14	I	-PRON-	PRP
huygens-treatise-2329	453	15	have	have	VBP
huygens-treatise-2329	453	16	seen	see	VBN
huygens-treatise-2329	453	17	of	of	IN
huygens-treatise-2329	453	18	4	4	CD
huygens-treatise-2329	453	19	or	or	CC
huygens-treatise-2329	453	20	5	5	CD
huygens-treatise-2329	453	21	pounds	pound	NNS
huygens-treatise-2329	453	22	.	.	.
huygens-treatise-2329	454	1	But	but	CC
huygens-treatise-2329	454	2	it	-PRON-	PRP
huygens-treatise-2329	454	3	occurs	occur	VBZ
huygens-treatise-2329	454	4	also	also	RB
huygens-treatise-2329	454	5	in	in	IN
huygens-treatise-2329	454	6	other	other	JJ
huygens-treatise-2329	454	7	countries	country	NNS
huygens-treatise-2329	454	8	,	,	,
huygens-treatise-2329	454	9	for	for	IN
huygens-treatise-2329	454	10	I	-PRON-	PRP
huygens-treatise-2329	454	11	have	have	VBP
huygens-treatise-2329	454	12	had	have	VBN
huygens-treatise-2329	454	13	some	some	DT
huygens-treatise-2329	454	14	of	of	IN
huygens-treatise-2329	454	15	the	the	DT
huygens-treatise-2329	454	16	same	same	JJ
huygens-treatise-2329	454	17	sort	sort	NN
huygens-treatise-2329	454	18	which	which	WDT
huygens-treatise-2329	454	19	had	have	VBD
huygens-treatise-2329	454	20	been	be	VBN
huygens-treatise-2329	454	21	found	find	VBN
huygens-treatise-2329	454	22	in	in	IN
huygens-treatise-2329	454	23	France	France	NNP
huygens-treatise-2329	454	24	near	near	IN
huygens-treatise-2329	454	25	the	the	DT
huygens-treatise-2329	454	26	town	town	NN
huygens-treatise-2329	454	27	of	of	IN
huygens-treatise-2329	454	28	Troyes	Troyes	NNP
huygens-treatise-2329	454	29	in	in	IN
huygens-treatise-2329	454	30	Champagne	Champagne	NNP
huygens-treatise-2329	454	31	,	,	,
huygens-treatise-2329	454	32	and	and	CC
huygens-treatise-2329	454	33	some	some	DT
huygens-treatise-2329	454	34	others	other	NNS
huygens-treatise-2329	454	35	which	which	WDT
huygens-treatise-2329	454	36	came	come	VBD
huygens-treatise-2329	454	37	from	from	IN
huygens-treatise-2329	454	38	the	the	DT
huygens-treatise-2329	454	39	Island	Island	NNP
huygens-treatise-2329	454	40	of	of	IN
huygens-treatise-2329	454	41	Corsica	Corsica	NNP
huygens-treatise-2329	454	42	,	,	,
huygens-treatise-2329	454	43	though	though	IN
huygens-treatise-2329	454	44	both	both	DT
huygens-treatise-2329	454	45	were	be	VBD
huygens-treatise-2329	454	46	less	less	RBR
huygens-treatise-2329	454	47	clear	clear	JJ
huygens-treatise-2329	454	48	and	and	CC
huygens-treatise-2329	454	49	only	only	RB
huygens-treatise-2329	454	50	in	in	IN
huygens-treatise-2329	454	51	little	little	JJ
huygens-treatise-2329	454	52	bits	bit	NNS
huygens-treatise-2329	454	53	,	,	,
huygens-treatise-2329	454	54	scarcely	scarcely	RB
huygens-treatise-2329	454	55	capable	capable	JJ
huygens-treatise-2329	454	56	of	of	IN
huygens-treatise-2329	454	57	letting	let	VBG
huygens-treatise-2329	454	58	any	any	DT
huygens-treatise-2329	454	59	effect	effect	NN
huygens-treatise-2329	454	60	of	of	IN
huygens-treatise-2329	454	61	refraction	refraction	NN
huygens-treatise-2329	454	62	be	be	VB
huygens-treatise-2329	454	63	observed	observe	VBN
huygens-treatise-2329	454	64	.	.	.
huygens-treatise-2329	455	1	2	2	LS
huygens-treatise-2329	455	2	.	.	.
huygens-treatise-2329	456	1	The	the	DT
huygens-treatise-2329	456	2	first	first	JJ
huygens-treatise-2329	456	3	knowledge	knowledge	NN
huygens-treatise-2329	456	4	which	which	WDT
huygens-treatise-2329	456	5	the	the	DT
huygens-treatise-2329	456	6	public	public	NN
huygens-treatise-2329	456	7	has	have	VBZ
huygens-treatise-2329	456	8	had	have	VBN
huygens-treatise-2329	456	9	about	about	IN
huygens-treatise-2329	456	10	it	-PRON-	PRP
huygens-treatise-2329	456	11	is	be	VBZ
huygens-treatise-2329	456	12	due	due	JJ
huygens-treatise-2329	456	13	to	to	IN
huygens-treatise-2329	456	14	Mr.	Mr.	NNP
huygens-treatise-2329	456	15	Erasmus	Erasmus	NNP
huygens-treatise-2329	456	16	Bartholinus	Bartholinus	NNP
huygens-treatise-2329	456	17	,	,	,
huygens-treatise-2329	456	18	who	who	WP
huygens-treatise-2329	456	19	has	have	VBZ
huygens-treatise-2329	456	20	given	give	VBN
huygens-treatise-2329	456	21	a	a	DT
huygens-treatise-2329	456	22	description	description	NN
huygens-treatise-2329	456	23	of	of	IN
huygens-treatise-2329	456	24	Iceland	Iceland	NNP
huygens-treatise-2329	456	25	Crystal	Crystal	NNP
huygens-treatise-2329	456	26	and	and	CC
huygens-treatise-2329	456	27	of	of	IN
huygens-treatise-2329	456	28	its	-PRON-	PRP$
huygens-treatise-2329	456	29	chief	chief	JJ
huygens-treatise-2329	456	30	phenomena	phenomenon	NNS
huygens-treatise-2329	456	31	.	.	.
huygens-treatise-2329	457	1	But	but	CC
huygens-treatise-2329	457	2	here	here	RB
huygens-treatise-2329	457	3	I	-PRON-	PRP
huygens-treatise-2329	457	4	shall	shall	MD
huygens-treatise-2329	457	5	not	not	RB
huygens-treatise-2329	457	6	desist	desist	VB
huygens-treatise-2329	457	7	from	from	IN
huygens-treatise-2329	457	8	giving	give	VBG
huygens-treatise-2329	457	9	my	-PRON-	PRP$
huygens-treatise-2329	457	10	own	own	JJ
huygens-treatise-2329	457	11	,	,	,
huygens-treatise-2329	457	12	both	both	DT
huygens-treatise-2329	457	13	for	for	IN
huygens-treatise-2329	457	14	the	the	DT
huygens-treatise-2329	457	15	instruction	instruction	NN
huygens-treatise-2329	457	16	of	of	IN
huygens-treatise-2329	457	17	those	those	DT
huygens-treatise-2329	457	18	who	who	WP
huygens-treatise-2329	457	19	may	may	MD
huygens-treatise-2329	457	20	not	not	RB
huygens-treatise-2329	457	21	have	have	VB
huygens-treatise-2329	457	22	seen	see	VBN
huygens-treatise-2329	457	23	his	-PRON-	PRP$
huygens-treatise-2329	457	24	book	book	NN
huygens-treatise-2329	457	25	,	,	,
huygens-treatise-2329	457	26	and	and	CC
huygens-treatise-2329	457	27	because	because	IN
huygens-treatise-2329	457	28	as	as	IN
huygens-treatise-2329	457	29	respects	respect	NNS
huygens-treatise-2329	457	30	some	some	DT
huygens-treatise-2329	457	31	of	of	IN
huygens-treatise-2329	457	32	these	these	DT
huygens-treatise-2329	457	33	phenomena	phenomenon	NNS
huygens-treatise-2329	457	34	there	there	EX
huygens-treatise-2329	457	35	is	be	VBZ
huygens-treatise-2329	457	36	a	a	DT
huygens-treatise-2329	457	37	slight	slight	JJ
huygens-treatise-2329	457	38	difference	difference	NN
huygens-treatise-2329	457	39	between	between	IN
huygens-treatise-2329	457	40	his	-PRON-	PRP$
huygens-treatise-2329	457	41	observations	observation	NNS
huygens-treatise-2329	457	42	and	and	CC
huygens-treatise-2329	457	43	those	those	DT
huygens-treatise-2329	457	44	which	which	WDT
huygens-treatise-2329	457	45	I	-PRON-	PRP
huygens-treatise-2329	457	46	have	have	VBP
huygens-treatise-2329	457	47	made	make	VBN
huygens-treatise-2329	457	48	:	:	:
huygens-treatise-2329	457	49	for	for	IN
huygens-treatise-2329	457	50	I	-PRON-	PRP
huygens-treatise-2329	457	51	have	have	VBP
huygens-treatise-2329	457	52	applied	apply	VBN
huygens-treatise-2329	457	53	myself	-PRON-	PRP
huygens-treatise-2329	457	54	with	with	IN
huygens-treatise-2329	457	55	great	great	JJ
huygens-treatise-2329	457	56	exactitude	exactitude	NN
huygens-treatise-2329	457	57	to	to	TO
huygens-treatise-2329	457	58	examine	examine	VB
huygens-treatise-2329	457	59	these	these	DT
huygens-treatise-2329	457	60	properties	property	NNS
huygens-treatise-2329	457	61	of	of	IN
huygens-treatise-2329	457	62	refraction	refraction	NN
huygens-treatise-2329	457	63	,	,	,
huygens-treatise-2329	457	64	in	in	IN
huygens-treatise-2329	457	65	order	order	NN
huygens-treatise-2329	457	66	to	to	TO
huygens-treatise-2329	457	67	be	be	VB
huygens-treatise-2329	457	68	quite	quite	RB
huygens-treatise-2329	457	69	sure	sure	JJ
huygens-treatise-2329	457	70	before	before	IN
huygens-treatise-2329	457	71	undertaking	undertake	VBG
huygens-treatise-2329	457	72	to	to	TO
huygens-treatise-2329	457	73	explain	explain	VB
huygens-treatise-2329	457	74	the	the	DT
huygens-treatise-2329	457	75	causes	cause	NNS
huygens-treatise-2329	457	76	of	of	IN
huygens-treatise-2329	457	77	them	-PRON-	PRP
huygens-treatise-2329	457	78	.	.	.
huygens-treatise-2329	458	1	3	3	LS
huygens-treatise-2329	458	2	.	.	.
huygens-treatise-2329	459	1	As	as	IN
huygens-treatise-2329	459	2	regards	regard	VBZ
huygens-treatise-2329	459	3	the	the	DT
huygens-treatise-2329	459	4	hardness	hardness	NN
huygens-treatise-2329	459	5	of	of	IN
huygens-treatise-2329	459	6	this	this	DT
huygens-treatise-2329	459	7	stone	stone	NN
huygens-treatise-2329	459	8	,	,	,
huygens-treatise-2329	459	9	and	and	CC
huygens-treatise-2329	459	10	the	the	DT
huygens-treatise-2329	459	11	property	property	NN
huygens-treatise-2329	459	12	which	which	WDT
huygens-treatise-2329	459	13	it	-PRON-	PRP
huygens-treatise-2329	459	14	has	have	VBZ
huygens-treatise-2329	459	15	of	of	IN
huygens-treatise-2329	459	16	being	be	VBG
huygens-treatise-2329	459	17	easily	easily	RB
huygens-treatise-2329	459	18	split	split	VBN
huygens-treatise-2329	459	19	,	,	,
huygens-treatise-2329	459	20	it	-PRON-	PRP
huygens-treatise-2329	459	21	must	must	MD
huygens-treatise-2329	459	22	be	be	VB
huygens-treatise-2329	459	23	considered	consider	VBN
huygens-treatise-2329	459	24	rather	rather	RB
huygens-treatise-2329	459	25	as	as	IN
huygens-treatise-2329	459	26	a	a	DT
huygens-treatise-2329	459	27	species	species	NN
huygens-treatise-2329	459	28	of	of	IN
huygens-treatise-2329	459	29	Talc	Talc	NNP
huygens-treatise-2329	459	30	than	than	IN
huygens-treatise-2329	459	31	of	of	IN
huygens-treatise-2329	459	32	Crystal	Crystal	NNP
huygens-treatise-2329	459	33	.	.	.
huygens-treatise-2329	460	1	For	for	IN
huygens-treatise-2329	460	2	an	an	DT
huygens-treatise-2329	460	3	iron	iron	NN
huygens-treatise-2329	460	4	spike	spike	NN
huygens-treatise-2329	460	5	effects	effect	VBZ
huygens-treatise-2329	460	6	an	an	DT
huygens-treatise-2329	460	7	entrance	entrance	NN
huygens-treatise-2329	460	8	into	into	IN
huygens-treatise-2329	460	9	it	-PRON-	PRP
huygens-treatise-2329	460	10	as	as	RB
huygens-treatise-2329	460	11	easily	easily	RB
huygens-treatise-2329	460	12	as	as	IN
huygens-treatise-2329	460	13	into	into	IN
huygens-treatise-2329	460	14	any	any	DT
huygens-treatise-2329	460	15	other	other	JJ
huygens-treatise-2329	460	16	Talc	Talc	NNP
huygens-treatise-2329	460	17	or	or	CC
huygens-treatise-2329	460	18	Alabaster	Alabaster	NNP
huygens-treatise-2329	460	19	,	,	,
huygens-treatise-2329	460	20	to	to	TO
huygens-treatise-2329	460	21	which	which	WDT
huygens-treatise-2329	460	22	it	-PRON-	PRP
huygens-treatise-2329	460	23	is	be	VBZ
huygens-treatise-2329	460	24	equal	equal	JJ
huygens-treatise-2329	460	25	in	in	IN
huygens-treatise-2329	460	26	gravity	gravity	NN
huygens-treatise-2329	460	27	.	.	.
huygens-treatise-2329	461	1	[	[	-LRB-
huygens-treatise-2329	461	2	Illustration	illustration	NN
huygens-treatise-2329	461	3	]	]	-RRB-
huygens-treatise-2329	461	4	4	4	CD
huygens-treatise-2329	461	5	.	.	.
huygens-treatise-2329	462	1	The	the	DT
huygens-treatise-2329	462	2	pieces	piece	NNS
huygens-treatise-2329	462	3	of	of	IN
huygens-treatise-2329	462	4	it	-PRON-	PRP
huygens-treatise-2329	462	5	which	which	WDT
huygens-treatise-2329	462	6	are	be	VBP
huygens-treatise-2329	462	7	found	find	VBN
huygens-treatise-2329	462	8	have	have	VBP
huygens-treatise-2329	462	9	the	the	DT
huygens-treatise-2329	462	10	figure	figure	NN
huygens-treatise-2329	462	11	of	of	IN
huygens-treatise-2329	462	12	an	an	DT
huygens-treatise-2329	462	13	oblique	oblique	JJ
huygens-treatise-2329	462	14	parallelepiped	parallelepiped	NN
huygens-treatise-2329	462	15	;	;	:
huygens-treatise-2329	462	16	each	each	DT
huygens-treatise-2329	462	17	of	of	IN
huygens-treatise-2329	462	18	the	the	DT
huygens-treatise-2329	462	19	six	six	CD
huygens-treatise-2329	462	20	faces	face	NNS
huygens-treatise-2329	462	21	being	be	VBG
huygens-treatise-2329	462	22	a	a	DT
huygens-treatise-2329	462	23	parallelogram	parallelogram	NN
huygens-treatise-2329	462	24	;	;	:
huygens-treatise-2329	462	25	and	and	CC
huygens-treatise-2329	462	26	it	-PRON-	PRP
huygens-treatise-2329	462	27	admits	admit	VBZ
huygens-treatise-2329	462	28	of	of	IN
huygens-treatise-2329	462	29	being	be	VBG
huygens-treatise-2329	462	30	split	split	VBN
huygens-treatise-2329	462	31	in	in	IN
huygens-treatise-2329	462	32	three	three	CD
huygens-treatise-2329	462	33	directions	direction	NNS
huygens-treatise-2329	462	34	parallel	parallel	JJ
huygens-treatise-2329	462	35	to	to	IN
huygens-treatise-2329	462	36	two	two	CD
huygens-treatise-2329	462	37	of	of	IN
huygens-treatise-2329	462	38	these	these	DT
huygens-treatise-2329	462	39	opposed	oppose	VBN
huygens-treatise-2329	462	40	faces	face	NNS
huygens-treatise-2329	462	41	.	.	.
huygens-treatise-2329	463	1	Even	even	RB
huygens-treatise-2329	463	2	in	in	IN
huygens-treatise-2329	463	3	such	such	JJ
huygens-treatise-2329	463	4	wise	wise	JJ
huygens-treatise-2329	463	5	,	,	,
huygens-treatise-2329	463	6	if	if	IN
huygens-treatise-2329	463	7	you	-PRON-	PRP
huygens-treatise-2329	463	8	will	will	MD
huygens-treatise-2329	463	9	,	,	,
huygens-treatise-2329	463	10	that	that	IN
huygens-treatise-2329	463	11	all	all	PDT
huygens-treatise-2329	463	12	the	the	DT
huygens-treatise-2329	463	13	six	six	CD
huygens-treatise-2329	463	14	faces	face	NNS
huygens-treatise-2329	463	15	are	be	VBP
huygens-treatise-2329	463	16	equal	equal	JJ
huygens-treatise-2329	463	17	and	and	CC
huygens-treatise-2329	463	18	similar	similar	JJ
huygens-treatise-2329	463	19	rhombuses	rhombus	NNS
huygens-treatise-2329	463	20	.	.	.
huygens-treatise-2329	464	1	The	the	DT
huygens-treatise-2329	464	2	figure	figure	NN
huygens-treatise-2329	464	3	here	here	RB
huygens-treatise-2329	464	4	added	add	VBD
huygens-treatise-2329	464	5	represents	represent	VBZ
huygens-treatise-2329	464	6	a	a	DT
huygens-treatise-2329	464	7	piece	piece	NN
huygens-treatise-2329	464	8	of	of	IN
huygens-treatise-2329	464	9	this	this	DT
huygens-treatise-2329	464	10	Crystal	Crystal	NNP
huygens-treatise-2329	464	11	.	.	.
huygens-treatise-2329	465	1	The	the	DT
huygens-treatise-2329	465	2	obtuse	obtuse	JJ
huygens-treatise-2329	465	3	angles	angle	NNS
huygens-treatise-2329	465	4	of	of	IN
huygens-treatise-2329	465	5	all	all	PDT
huygens-treatise-2329	465	6	the	the	DT
huygens-treatise-2329	465	7	parallelograms	parallelogram	NNS
huygens-treatise-2329	465	8	,	,	,
huygens-treatise-2329	465	9	as	as	IN
huygens-treatise-2329	465	10	C	C	NNP
huygens-treatise-2329	465	11	,	,	,
huygens-treatise-2329	465	12	D	D	NNP
huygens-treatise-2329	465	13	,	,	,
huygens-treatise-2329	465	14	here	here	RB
huygens-treatise-2329	465	15	,	,	,
huygens-treatise-2329	465	16	are	be	VBP
huygens-treatise-2329	465	17	angles	angle	NNS
huygens-treatise-2329	465	18	of	of	IN
huygens-treatise-2329	465	19	101	101	CD
huygens-treatise-2329	465	20	degrees	degree	NNS
huygens-treatise-2329	465	21	52	52	CD
huygens-treatise-2329	465	22	minutes	minute	NNS
huygens-treatise-2329	465	23	,	,	,
huygens-treatise-2329	465	24	and	and	CC
huygens-treatise-2329	465	25	consequently	consequently	RB
huygens-treatise-2329	465	26	the	the	DT
huygens-treatise-2329	465	27	acute	acute	JJ
huygens-treatise-2329	465	28	angles	angle	NNS
huygens-treatise-2329	465	29	,	,	,
huygens-treatise-2329	465	30	such	such	JJ
huygens-treatise-2329	465	31	as	as	IN
huygens-treatise-2329	465	32	A	a	NN
huygens-treatise-2329	465	33	and	and	CC
huygens-treatise-2329	465	34	B	b	NN
huygens-treatise-2329	465	35	,	,	,
huygens-treatise-2329	465	36	are	be	VBP
huygens-treatise-2329	465	37	of	of	IN
huygens-treatise-2329	465	38	78	78	CD
huygens-treatise-2329	465	39	degrees	degree	NNS
huygens-treatise-2329	465	40	8	8	CD
huygens-treatise-2329	465	41	minutes	minute	NNS
huygens-treatise-2329	465	42	.	.	.
huygens-treatise-2329	466	1	5	5	CD
huygens-treatise-2329	466	2	.	.	.
huygens-treatise-2329	467	1	Of	of	IN
huygens-treatise-2329	467	2	the	the	DT
huygens-treatise-2329	467	3	solid	solid	JJ
huygens-treatise-2329	467	4	angles	angle	NNS
huygens-treatise-2329	467	5	there	there	EX
huygens-treatise-2329	467	6	are	be	VBP
huygens-treatise-2329	467	7	two	two	CD
huygens-treatise-2329	467	8	opposite	opposite	NN
huygens-treatise-2329	467	9	to	to	IN
huygens-treatise-2329	467	10	one	one	CD
huygens-treatise-2329	467	11	another	another	DT
huygens-treatise-2329	467	12	,	,	,
huygens-treatise-2329	467	13	such	such	JJ
huygens-treatise-2329	467	14	as	as	IN
huygens-treatise-2329	467	15	C	C	NNP
huygens-treatise-2329	467	16	and	and	CC
huygens-treatise-2329	467	17	E	E	NNP
huygens-treatise-2329	467	18	,	,	,
huygens-treatise-2329	467	19	which	which	WDT
huygens-treatise-2329	467	20	are	be	VBP
huygens-treatise-2329	467	21	each	each	DT
huygens-treatise-2329	467	22	composed	compose	VBN
huygens-treatise-2329	467	23	of	of	IN
huygens-treatise-2329	467	24	three	three	CD
huygens-treatise-2329	467	25	equal	equal	JJ
huygens-treatise-2329	467	26	obtuse	obtuse	NN
huygens-treatise-2329	467	27	plane	plane	NN
huygens-treatise-2329	467	28	angles	angle	NNS
huygens-treatise-2329	467	29	.	.	.
huygens-treatise-2329	468	1	The	the	DT
huygens-treatise-2329	468	2	other	other	JJ
huygens-treatise-2329	468	3	six	six	CD
huygens-treatise-2329	468	4	are	be	VBP
huygens-treatise-2329	468	5	composed	compose	VBN
huygens-treatise-2329	468	6	of	of	IN
huygens-treatise-2329	468	7	two	two	CD
huygens-treatise-2329	468	8	acute	acute	JJ
huygens-treatise-2329	468	9	angles	angle	NNS
huygens-treatise-2329	468	10	and	and	CC
huygens-treatise-2329	468	11	one	one	CD
huygens-treatise-2329	468	12	obtuse	obtuse	NN
huygens-treatise-2329	468	13	.	.	.
huygens-treatise-2329	469	1	All	all	DT
huygens-treatise-2329	469	2	that	that	WDT
huygens-treatise-2329	469	3	I	-PRON-	PRP
huygens-treatise-2329	469	4	have	have	VBP
huygens-treatise-2329	469	5	just	just	RB
huygens-treatise-2329	469	6	said	say	VBN
huygens-treatise-2329	469	7	has	have	VBZ
huygens-treatise-2329	469	8	been	be	VBN
huygens-treatise-2329	469	9	likewise	likewise	RB
huygens-treatise-2329	469	10	remarked	remark	VBN
huygens-treatise-2329	469	11	by	by	IN
huygens-treatise-2329	469	12	Mr.	Mr.	NNP
huygens-treatise-2329	469	13	Bartholinus	Bartholinus	NNP
huygens-treatise-2329	469	14	in	in	IN
huygens-treatise-2329	469	15	the	the	DT
huygens-treatise-2329	469	16	aforesaid	aforesaid	JJ
huygens-treatise-2329	469	17	treatise	treatise	NN
huygens-treatise-2329	469	18	;	;	:
huygens-treatise-2329	469	19	if	if	IN
huygens-treatise-2329	469	20	we	-PRON-	PRP
huygens-treatise-2329	469	21	differ	differ	VBP
huygens-treatise-2329	469	22	it	-PRON-	PRP
huygens-treatise-2329	469	23	is	be	VBZ
huygens-treatise-2329	469	24	only	only	RB
huygens-treatise-2329	469	25	slightly	slightly	RB
huygens-treatise-2329	469	26	about	about	IN
huygens-treatise-2329	469	27	the	the	DT
huygens-treatise-2329	469	28	values	value	NNS
huygens-treatise-2329	469	29	of	of	IN
huygens-treatise-2329	469	30	the	the	DT
huygens-treatise-2329	469	31	angles	angle	NNS
huygens-treatise-2329	469	32	.	.	.
huygens-treatise-2329	470	1	He	-PRON-	PRP
huygens-treatise-2329	470	2	recounts	recount	VBZ
huygens-treatise-2329	470	3	moreover	moreover	RB
huygens-treatise-2329	470	4	some	some	DT
huygens-treatise-2329	470	5	other	other	JJ
huygens-treatise-2329	470	6	properties	property	NNS
huygens-treatise-2329	470	7	of	of	IN
huygens-treatise-2329	470	8	this	this	DT
huygens-treatise-2329	470	9	Crystal	Crystal	NNP
huygens-treatise-2329	470	10	;	;	:
huygens-treatise-2329	470	11	to	to	IN
huygens-treatise-2329	470	12	wit	wit	NN
huygens-treatise-2329	470	13	,	,	,
huygens-treatise-2329	470	14	that	that	IN
huygens-treatise-2329	470	15	when	when	WRB
huygens-treatise-2329	470	16	rubbed	rub	VBN
huygens-treatise-2329	470	17	against	against	IN
huygens-treatise-2329	470	18	cloth	cloth	NN
huygens-treatise-2329	470	19	it	-PRON-	PRP
huygens-treatise-2329	470	20	attracts	attract	VBZ
huygens-treatise-2329	470	21	straws	straw	NNS
huygens-treatise-2329	470	22	and	and	CC
huygens-treatise-2329	470	23	other	other	JJ
huygens-treatise-2329	470	24	light	light	JJ
huygens-treatise-2329	470	25	things	thing	NNS
huygens-treatise-2329	470	26	as	as	IN
huygens-treatise-2329	470	27	do	do	VBP
huygens-treatise-2329	470	28	amber	amber	NN
huygens-treatise-2329	470	29	,	,	,
huygens-treatise-2329	470	30	diamond	diamond	NN
huygens-treatise-2329	470	31	,	,	,
huygens-treatise-2329	470	32	glass	glass	NN
huygens-treatise-2329	470	33	,	,	,
huygens-treatise-2329	470	34	and	and	CC
huygens-treatise-2329	470	35	Spanish	spanish	JJ
huygens-treatise-2329	470	36	wax	wax	NN
huygens-treatise-2329	470	37	.	.	.
huygens-treatise-2329	471	1	Let	let	VB
huygens-treatise-2329	471	2	a	a	DT
huygens-treatise-2329	471	3	piece	piece	NN
huygens-treatise-2329	471	4	be	be	VB
huygens-treatise-2329	471	5	covered	cover	VBN
huygens-treatise-2329	471	6	with	with	IN
huygens-treatise-2329	471	7	water	water	NN
huygens-treatise-2329	471	8	for	for	IN
huygens-treatise-2329	471	9	a	a	DT
huygens-treatise-2329	471	10	day	day	NN
huygens-treatise-2329	471	11	or	or	CC
huygens-treatise-2329	471	12	more	more	JJR
huygens-treatise-2329	471	13	,	,	,
huygens-treatise-2329	471	14	the	the	DT
huygens-treatise-2329	471	15	surface	surface	NN
huygens-treatise-2329	471	16	loses	lose	VBZ
huygens-treatise-2329	471	17	its	-PRON-	PRP$
huygens-treatise-2329	471	18	natural	natural	JJ
huygens-treatise-2329	471	19	polish	polish	NN
huygens-treatise-2329	471	20	.	.	.
huygens-treatise-2329	472	1	When	when	WRB
huygens-treatise-2329	472	2	aquafortis	aquafortis	NN
huygens-treatise-2329	472	3	is	be	VBZ
huygens-treatise-2329	472	4	poured	pour	VBN
huygens-treatise-2329	472	5	on	on	IN
huygens-treatise-2329	472	6	it	-PRON-	PRP
huygens-treatise-2329	472	7	it	-PRON-	PRP
huygens-treatise-2329	472	8	produces	produce	VBZ
huygens-treatise-2329	472	9	ebullition	ebullition	NN
huygens-treatise-2329	472	10	,	,	,
huygens-treatise-2329	472	11	especially	especially	RB
huygens-treatise-2329	472	12	,	,	,
huygens-treatise-2329	472	13	as	as	IN
huygens-treatise-2329	472	14	I	-PRON-	PRP
huygens-treatise-2329	472	15	have	have	VBP
huygens-treatise-2329	472	16	found	find	VBN
huygens-treatise-2329	472	17	,	,	,
huygens-treatise-2329	472	18	if	if	IN
huygens-treatise-2329	472	19	the	the	DT
huygens-treatise-2329	472	20	Crystal	Crystal	NNP
huygens-treatise-2329	472	21	has	have	VBZ
huygens-treatise-2329	472	22	been	be	VBN
huygens-treatise-2329	472	23	pulverized	pulverize	VBN
huygens-treatise-2329	472	24	.	.	.
huygens-treatise-2329	473	1	I	-PRON-	PRP
huygens-treatise-2329	473	2	have	have	VBP
huygens-treatise-2329	473	3	also	also	RB
huygens-treatise-2329	473	4	found	find	VBN
huygens-treatise-2329	473	5	by	by	IN
huygens-treatise-2329	473	6	experiment	experiment	NN
huygens-treatise-2329	473	7	that	that	IN
huygens-treatise-2329	473	8	it	-PRON-	PRP
huygens-treatise-2329	473	9	may	may	MD
huygens-treatise-2329	473	10	be	be	VB
huygens-treatise-2329	473	11	heated	heat	VBN
huygens-treatise-2329	473	12	to	to	IN
huygens-treatise-2329	473	13	redness	redness	NN
huygens-treatise-2329	473	14	in	in	IN
huygens-treatise-2329	473	15	the	the	DT
huygens-treatise-2329	473	16	fire	fire	NN
huygens-treatise-2329	473	17	without	without	IN
huygens-treatise-2329	473	18	being	be	VBG
huygens-treatise-2329	473	19	in	in	IN
huygens-treatise-2329	473	20	anywise	anywise	NN
huygens-treatise-2329	473	21	altered	alter	VBN
huygens-treatise-2329	473	22	or	or	CC
huygens-treatise-2329	473	23	rendered	render	VBN
huygens-treatise-2329	473	24	less	less	RBR
huygens-treatise-2329	473	25	transparent	transparent	JJ
huygens-treatise-2329	473	26	;	;	:
huygens-treatise-2329	473	27	but	but	CC
huygens-treatise-2329	473	28	a	a	DT
huygens-treatise-2329	473	29	very	very	RB
huygens-treatise-2329	473	30	violent	violent	JJ
huygens-treatise-2329	473	31	fire	fire	NN
huygens-treatise-2329	473	32	calcines	calcine	VBZ
huygens-treatise-2329	473	33	it	-PRON-	PRP
huygens-treatise-2329	473	34	nevertheless	nevertheless	RB
huygens-treatise-2329	473	35	.	.	.
huygens-treatise-2329	474	1	Its	-PRON-	PRP$
huygens-treatise-2329	474	2	transparency	transparency	NN
huygens-treatise-2329	474	3	is	be	VBZ
huygens-treatise-2329	474	4	scarcely	scarcely	RB
huygens-treatise-2329	474	5	less	less	JJR
huygens-treatise-2329	474	6	than	than	IN
huygens-treatise-2329	474	7	that	that	DT
huygens-treatise-2329	474	8	of	of	IN
huygens-treatise-2329	474	9	water	water	NN
huygens-treatise-2329	474	10	or	or	CC
huygens-treatise-2329	474	11	of	of	IN
huygens-treatise-2329	474	12	Rock	Rock	NNP
huygens-treatise-2329	474	13	Crystal	Crystal	NNP
huygens-treatise-2329	474	14	,	,	,
huygens-treatise-2329	474	15	and	and	CC
huygens-treatise-2329	474	16	devoid	devoid	JJ
huygens-treatise-2329	474	17	of	of	IN
huygens-treatise-2329	474	18	colour	colour	NN
huygens-treatise-2329	474	19	.	.	.
huygens-treatise-2329	475	1	But	but	CC
huygens-treatise-2329	475	2	rays	ray	NNS
huygens-treatise-2329	475	3	of	of	IN
huygens-treatise-2329	475	4	light	light	JJ
huygens-treatise-2329	475	5	pass	pass	VBP
huygens-treatise-2329	475	6	through	through	IN
huygens-treatise-2329	475	7	it	-PRON-	PRP
huygens-treatise-2329	475	8	in	in	IN
huygens-treatise-2329	475	9	another	another	DT
huygens-treatise-2329	475	10	fashion	fashion	NN
huygens-treatise-2329	475	11	and	and	CC
huygens-treatise-2329	475	12	produce	produce	VB
huygens-treatise-2329	475	13	those	those	DT
huygens-treatise-2329	475	14	marvellous	marvellous	JJ
huygens-treatise-2329	475	15	refractions	refraction	NNS
huygens-treatise-2329	475	16	the	the	DT
huygens-treatise-2329	475	17	causes	cause	NNS
huygens-treatise-2329	475	18	of	of	IN
huygens-treatise-2329	475	19	which	which	WDT
huygens-treatise-2329	475	20	I	-PRON-	PRP
huygens-treatise-2329	475	21	am	be	VBP
huygens-treatise-2329	475	22	now	now	RB
huygens-treatise-2329	475	23	going	go	VBG
huygens-treatise-2329	475	24	to	to	TO
huygens-treatise-2329	475	25	try	try	VB
huygens-treatise-2329	475	26	to	to	TO
huygens-treatise-2329	475	27	explain	explain	VB
huygens-treatise-2329	475	28	;	;	:
huygens-treatise-2329	475	29	reserving	reserve	VBG
huygens-treatise-2329	475	30	for	for	IN
huygens-treatise-2329	475	31	the	the	DT
huygens-treatise-2329	475	32	end	end	NN
huygens-treatise-2329	475	33	of	of	IN
huygens-treatise-2329	475	34	this	this	DT
huygens-treatise-2329	475	35	Treatise	Treatise	NNP
huygens-treatise-2329	475	36	the	the	DT
huygens-treatise-2329	475	37	statement	statement	NN
huygens-treatise-2329	475	38	of	of	IN
huygens-treatise-2329	475	39	my	-PRON-	PRP$
huygens-treatise-2329	475	40	conjectures	conjecture	NNS
huygens-treatise-2329	475	41	touching	touch	VBG
huygens-treatise-2329	475	42	the	the	DT
huygens-treatise-2329	475	43	formation	formation	NN
huygens-treatise-2329	475	44	and	and	CC
huygens-treatise-2329	475	45	extraordinary	extraordinary	JJ
huygens-treatise-2329	475	46	configuration	configuration	NN
huygens-treatise-2329	475	47	of	of	IN
huygens-treatise-2329	475	48	this	this	DT
huygens-treatise-2329	475	49	Crystal	Crystal	NNP
huygens-treatise-2329	475	50	.	.	.
huygens-treatise-2329	476	1	6	6	CD
huygens-treatise-2329	476	2	.	.	.
huygens-treatise-2329	477	1	In	in	IN
huygens-treatise-2329	477	2	all	all	DT
huygens-treatise-2329	477	3	other	other	JJ
huygens-treatise-2329	477	4	transparent	transparent	JJ
huygens-treatise-2329	477	5	bodies	body	NNS
huygens-treatise-2329	477	6	that	that	WDT
huygens-treatise-2329	477	7	we	-PRON-	PRP
huygens-treatise-2329	477	8	know	know	VBP
huygens-treatise-2329	477	9	there	there	EX
huygens-treatise-2329	477	10	is	be	VBZ
huygens-treatise-2329	477	11	but	but	CC
huygens-treatise-2329	477	12	one	one	CD
huygens-treatise-2329	477	13	sole	sole	JJ
huygens-treatise-2329	477	14	and	and	CC
huygens-treatise-2329	477	15	simple	simple	JJ
huygens-treatise-2329	477	16	refraction	refraction	NN
huygens-treatise-2329	477	17	;	;	:
huygens-treatise-2329	477	18	but	but	CC
huygens-treatise-2329	477	19	in	in	IN
huygens-treatise-2329	477	20	this	this	DT
huygens-treatise-2329	477	21	substance	substance	NN
huygens-treatise-2329	477	22	there	there	EX
huygens-treatise-2329	477	23	are	be	VBP
huygens-treatise-2329	477	24	two	two	CD
huygens-treatise-2329	477	25	different	different	JJ
huygens-treatise-2329	477	26	ones	one	NNS
huygens-treatise-2329	477	27	.	.	.
huygens-treatise-2329	478	1	The	the	DT
huygens-treatise-2329	478	2	effect	effect	NN
huygens-treatise-2329	478	3	is	be	VBZ
huygens-treatise-2329	478	4	that	that	IN
huygens-treatise-2329	478	5	objects	object	NNS
huygens-treatise-2329	478	6	seen	see	VBN
huygens-treatise-2329	478	7	through	through	IN
huygens-treatise-2329	478	8	it	-PRON-	PRP
huygens-treatise-2329	478	9	,	,	,
huygens-treatise-2329	478	10	especially	especially	RB
huygens-treatise-2329	478	11	such	such	JJ
huygens-treatise-2329	478	12	as	as	IN
huygens-treatise-2329	478	13	are	be	VBP
huygens-treatise-2329	478	14	placed	place	VBN
huygens-treatise-2329	478	15	right	right	RB
huygens-treatise-2329	478	16	against	against	IN
huygens-treatise-2329	478	17	it	-PRON-	PRP
huygens-treatise-2329	478	18	,	,	,
huygens-treatise-2329	478	19	appear	appear	VB
huygens-treatise-2329	478	20	double	double	JJ
huygens-treatise-2329	478	21	;	;	:
huygens-treatise-2329	478	22	and	and	CC
huygens-treatise-2329	478	23	that	that	IN
huygens-treatise-2329	478	24	a	a	DT
huygens-treatise-2329	478	25	ray	ray	NN
huygens-treatise-2329	478	26	of	of	IN
huygens-treatise-2329	478	27	sunlight	sunlight	NN
huygens-treatise-2329	478	28	,	,	,
huygens-treatise-2329	478	29	falling	fall	VBG
huygens-treatise-2329	478	30	on	on	IN
huygens-treatise-2329	478	31	one	one	CD
huygens-treatise-2329	478	32	of	of	IN
huygens-treatise-2329	478	33	its	-PRON-	PRP$
huygens-treatise-2329	478	34	surfaces	surface	NNS
huygens-treatise-2329	478	35	,	,	,
huygens-treatise-2329	478	36	parts	part	VBZ
huygens-treatise-2329	478	37	itself	-PRON-	PRP
huygens-treatise-2329	478	38	into	into	IN
huygens-treatise-2329	478	39	two	two	CD
huygens-treatise-2329	478	40	rays	ray	NNS
huygens-treatise-2329	478	41	and	and	CC
huygens-treatise-2329	478	42	traverses	traverse	VBZ
huygens-treatise-2329	478	43	the	the	DT
huygens-treatise-2329	478	44	Crystal	Crystal	NNP
huygens-treatise-2329	478	45	thus	thus	RB
huygens-treatise-2329	478	46	.	.	.
huygens-treatise-2329	479	1	7	7	LS
huygens-treatise-2329	479	2	.	.	.
huygens-treatise-2329	480	1	It	-PRON-	PRP
huygens-treatise-2329	480	2	is	be	VBZ
huygens-treatise-2329	480	3	again	again	RB
huygens-treatise-2329	480	4	a	a	DT
huygens-treatise-2329	480	5	general	general	JJ
huygens-treatise-2329	480	6	law	law	NN
huygens-treatise-2329	480	7	in	in	IN
huygens-treatise-2329	480	8	all	all	DT
huygens-treatise-2329	480	9	other	other	JJ
huygens-treatise-2329	480	10	transparent	transparent	JJ
huygens-treatise-2329	480	11	bodies	body	NNS
huygens-treatise-2329	480	12	that	that	IN
huygens-treatise-2329	480	13	the	the	DT
huygens-treatise-2329	480	14	ray	ray	NN
huygens-treatise-2329	480	15	which	which	WDT
huygens-treatise-2329	480	16	falls	fall	VBZ
huygens-treatise-2329	480	17	perpendicularly	perpendicularly	RB
huygens-treatise-2329	480	18	on	on	IN
huygens-treatise-2329	480	19	their	-PRON-	PRP$
huygens-treatise-2329	480	20	surface	surface	NN
huygens-treatise-2329	480	21	passes	pass	VBZ
huygens-treatise-2329	480	22	straight	straight	RB
huygens-treatise-2329	480	23	on	on	RB
huygens-treatise-2329	480	24	without	without	IN
huygens-treatise-2329	480	25	suffering	suffer	VBG
huygens-treatise-2329	480	26	refraction	refraction	NN
huygens-treatise-2329	480	27	,	,	,
huygens-treatise-2329	480	28	and	and	CC
huygens-treatise-2329	480	29	that	that	IN
huygens-treatise-2329	480	30	an	an	DT
huygens-treatise-2329	480	31	oblique	oblique	JJ
huygens-treatise-2329	480	32	ray	ray	NN
huygens-treatise-2329	480	33	is	be	VBZ
huygens-treatise-2329	480	34	always	always	RB
huygens-treatise-2329	480	35	refracted	refract	VBN
huygens-treatise-2329	480	36	.	.	.
huygens-treatise-2329	481	1	But	but	CC
huygens-treatise-2329	481	2	in	in	IN
huygens-treatise-2329	481	3	this	this	DT
huygens-treatise-2329	481	4	Crystal	Crystal	NNP
huygens-treatise-2329	481	5	the	the	DT
huygens-treatise-2329	481	6	perpendicular	perpendicular	JJ
huygens-treatise-2329	481	7	ray	ray	NN
huygens-treatise-2329	481	8	suffers	suffer	VBZ
huygens-treatise-2329	481	9	refraction	refraction	NN
huygens-treatise-2329	481	10	,	,	,
huygens-treatise-2329	481	11	and	and	CC
huygens-treatise-2329	481	12	there	there	EX
huygens-treatise-2329	481	13	are	be	VBP
huygens-treatise-2329	481	14	oblique	oblique	JJ
huygens-treatise-2329	481	15	rays	ray	NNS
huygens-treatise-2329	481	16	which	which	WDT
huygens-treatise-2329	481	17	pass	pass	VBP
huygens-treatise-2329	481	18	through	through	IN
huygens-treatise-2329	481	19	it	-PRON-	PRP
huygens-treatise-2329	481	20	quite	quite	RB
huygens-treatise-2329	481	21	straight	straight	RB
huygens-treatise-2329	481	22	.	.	.
huygens-treatise-2329	482	1	[	[	-LRB-
huygens-treatise-2329	482	2	Illustration	illustration	NN
huygens-treatise-2329	482	3	]	]	-RRB-
huygens-treatise-2329	482	4	8	8	CD
huygens-treatise-2329	482	5	.	.	.
huygens-treatise-2329	483	1	But	but	CC
huygens-treatise-2329	483	2	in	in	IN
huygens-treatise-2329	483	3	order	order	NN
huygens-treatise-2329	483	4	to	to	TO
huygens-treatise-2329	483	5	explain	explain	VB
huygens-treatise-2329	483	6	these	these	DT
huygens-treatise-2329	483	7	phenomena	phenomenon	NNS
huygens-treatise-2329	483	8	more	more	RBR
huygens-treatise-2329	483	9	particularly	particularly	RB
huygens-treatise-2329	483	10	,	,	,
huygens-treatise-2329	483	11	let	let	VB
huygens-treatise-2329	483	12	there	there	EX
huygens-treatise-2329	483	13	be	be	VB
huygens-treatise-2329	483	14	,	,	,
huygens-treatise-2329	483	15	in	in	IN
huygens-treatise-2329	483	16	the	the	DT
huygens-treatise-2329	483	17	first	first	JJ
huygens-treatise-2329	483	18	place	place	NN
huygens-treatise-2329	483	19	,	,	,
huygens-treatise-2329	483	20	a	a	DT
huygens-treatise-2329	483	21	piece	piece	NN
huygens-treatise-2329	483	22	ABFE	ABFE	NNS
huygens-treatise-2329	483	23	of	of	IN
huygens-treatise-2329	483	24	the	the	DT
huygens-treatise-2329	483	25	same	same	JJ
huygens-treatise-2329	483	26	Crystal	Crystal	NNP
huygens-treatise-2329	483	27	,	,	,
huygens-treatise-2329	483	28	and	and	CC
huygens-treatise-2329	483	29	let	let	VB
huygens-treatise-2329	483	30	the	the	DT
huygens-treatise-2329	483	31	obtuse	obtuse	JJ
huygens-treatise-2329	483	32	angle	angle	NN
huygens-treatise-2329	483	33	ACB	ACB	NNP
huygens-treatise-2329	483	34	,	,	,
huygens-treatise-2329	483	35	one	one	CD
huygens-treatise-2329	483	36	of	of	IN
huygens-treatise-2329	483	37	the	the	DT
huygens-treatise-2329	483	38	three	three	CD
huygens-treatise-2329	483	39	which	which	WDT
huygens-treatise-2329	483	40	constitute	constitute	VBP
huygens-treatise-2329	483	41	the	the	DT
huygens-treatise-2329	483	42	equilateral	equilateral	JJ
huygens-treatise-2329	483	43	solid	solid	JJ
huygens-treatise-2329	483	44	angle	angle	NN
huygens-treatise-2329	483	45	C	C	NNP
huygens-treatise-2329	483	46	,	,	,
huygens-treatise-2329	483	47	be	be	VB
huygens-treatise-2329	483	48	divided	divide	VBN
huygens-treatise-2329	483	49	into	into	IN
huygens-treatise-2329	483	50	two	two	CD
huygens-treatise-2329	483	51	equal	equal	JJ
huygens-treatise-2329	483	52	parts	part	NNS
huygens-treatise-2329	483	53	by	by	IN
huygens-treatise-2329	483	54	the	the	DT
huygens-treatise-2329	483	55	straight	straight	JJ
huygens-treatise-2329	483	56	line	line	NN
huygens-treatise-2329	483	57	CG	cg	NN
huygens-treatise-2329	483	58	,	,	,
huygens-treatise-2329	483	59	and	and	CC
huygens-treatise-2329	483	60	let	let	VB
huygens-treatise-2329	483	61	it	-PRON-	PRP
huygens-treatise-2329	483	62	be	be	VB
huygens-treatise-2329	483	63	conceived	conceive	VBN
huygens-treatise-2329	483	64	that	that	IN
huygens-treatise-2329	483	65	the	the	DT
huygens-treatise-2329	483	66	Crystal	Crystal	NNP
huygens-treatise-2329	483	67	is	be	VBZ
huygens-treatise-2329	483	68	intersected	intersect	VBN
huygens-treatise-2329	483	69	by	by	IN
huygens-treatise-2329	483	70	a	a	DT
huygens-treatise-2329	483	71	plane	plane	NN
huygens-treatise-2329	483	72	which	which	WDT
huygens-treatise-2329	483	73	passes	pass	VBZ
huygens-treatise-2329	483	74	through	through	IN
huygens-treatise-2329	483	75	this	this	DT
huygens-treatise-2329	483	76	line	line	NN
huygens-treatise-2329	483	77	and	and	CC
huygens-treatise-2329	483	78	through	through	IN
huygens-treatise-2329	483	79	the	the	DT
huygens-treatise-2329	483	80	side	side	NN
huygens-treatise-2329	483	81	CF	CF	NNP
huygens-treatise-2329	483	82	,	,	,
huygens-treatise-2329	483	83	which	which	WDT
huygens-treatise-2329	483	84	plane	plane	NN
huygens-treatise-2329	483	85	will	will	MD
huygens-treatise-2329	483	86	necessarily	necessarily	RB
huygens-treatise-2329	483	87	be	be	VB
huygens-treatise-2329	483	88	perpendicular	perpendicular	JJ
huygens-treatise-2329	483	89	to	to	IN
huygens-treatise-2329	483	90	the	the	DT
huygens-treatise-2329	483	91	surface	surface	NN
huygens-treatise-2329	483	92	AB	AB	NNP
huygens-treatise-2329	483	93	;	;	:
huygens-treatise-2329	483	94	and	and	CC
huygens-treatise-2329	483	95	its	-PRON-	PRP$
huygens-treatise-2329	483	96	section	section	NN
huygens-treatise-2329	483	97	in	in	IN
huygens-treatise-2329	483	98	the	the	DT
huygens-treatise-2329	483	99	Crystal	Crystal	NNP
huygens-treatise-2329	483	100	will	will	MD
huygens-treatise-2329	483	101	form	form	VB
huygens-treatise-2329	483	102	a	a	DT
huygens-treatise-2329	483	103	parallelogram	parallelogram	NN
huygens-treatise-2329	483	104	GCFH	gcfh	NN
huygens-treatise-2329	483	105	.	.	.
huygens-treatise-2329	484	1	We	-PRON-	PRP
huygens-treatise-2329	484	2	will	will	MD
huygens-treatise-2329	484	3	call	call	VB
huygens-treatise-2329	484	4	this	this	DT
huygens-treatise-2329	484	5	section	section	NN
huygens-treatise-2329	484	6	the	the	DT
huygens-treatise-2329	484	7	principal	principal	JJ
huygens-treatise-2329	484	8	section	section	NN
huygens-treatise-2329	484	9	of	of	IN
huygens-treatise-2329	484	10	the	the	DT
huygens-treatise-2329	484	11	Crystal	Crystal	NNP
huygens-treatise-2329	484	12	.	.	.
huygens-treatise-2329	485	1	9	9	CD
huygens-treatise-2329	485	2	.	.	.
huygens-treatise-2329	486	1	Now	now	RB
huygens-treatise-2329	486	2	if	if	IN
huygens-treatise-2329	486	3	one	one	NN
huygens-treatise-2329	486	4	covers	cover	VBZ
huygens-treatise-2329	486	5	the	the	DT
huygens-treatise-2329	486	6	surface	surface	NN
huygens-treatise-2329	486	7	AB	AB	NNP
huygens-treatise-2329	486	8	,	,	,
huygens-treatise-2329	486	9	leaving	leave	VBG
huygens-treatise-2329	486	10	there	there	RB
huygens-treatise-2329	486	11	only	only	RB
huygens-treatise-2329	486	12	a	a	DT
huygens-treatise-2329	486	13	small	small	JJ
huygens-treatise-2329	486	14	aperture	aperture	NN
huygens-treatise-2329	486	15	at	at	IN
huygens-treatise-2329	486	16	the	the	DT
huygens-treatise-2329	486	17	point	point	NN
huygens-treatise-2329	486	18	K	K	NNP
huygens-treatise-2329	486	19	,	,	,
huygens-treatise-2329	486	20	situated	situate	VBN
huygens-treatise-2329	486	21	in	in	IN
huygens-treatise-2329	486	22	the	the	DT
huygens-treatise-2329	486	23	straight	straight	JJ
huygens-treatise-2329	486	24	line	line	NN
huygens-treatise-2329	486	25	CG	cg	NN
huygens-treatise-2329	486	26	,	,	,
huygens-treatise-2329	486	27	and	and	CC
huygens-treatise-2329	486	28	if	if	IN
huygens-treatise-2329	486	29	one	one	CD
huygens-treatise-2329	486	30	exposes	expose	VBZ
huygens-treatise-2329	486	31	it	-PRON-	PRP
huygens-treatise-2329	486	32	to	to	IN
huygens-treatise-2329	486	33	the	the	DT
huygens-treatise-2329	486	34	sun	sun	NN
huygens-treatise-2329	486	35	,	,	,
huygens-treatise-2329	486	36	so	so	IN
huygens-treatise-2329	486	37	that	that	IN
huygens-treatise-2329	486	38	his	-PRON-	PRP$
huygens-treatise-2329	486	39	rays	ray	NNS
huygens-treatise-2329	486	40	face	face	VBP
huygens-treatise-2329	486	41	it	-PRON-	PRP
huygens-treatise-2329	486	42	perpendicularly	perpendicularly	RB
huygens-treatise-2329	486	43	above	above	RB
huygens-treatise-2329	486	44	,	,	,
huygens-treatise-2329	486	45	then	then	RB
huygens-treatise-2329	486	46	the	the	DT
huygens-treatise-2329	486	47	ray	ray	NN
huygens-treatise-2329	486	48	IK	IK	NNP
huygens-treatise-2329	486	49	will	will	MD
huygens-treatise-2329	486	50	divide	divide	VB
huygens-treatise-2329	486	51	itself	-PRON-	PRP
huygens-treatise-2329	486	52	at	at	IN
huygens-treatise-2329	486	53	the	the	DT
huygens-treatise-2329	486	54	point	point	NN
huygens-treatise-2329	486	55	K	K	NNP
huygens-treatise-2329	486	56	into	into	IN
huygens-treatise-2329	486	57	two	two	CD
huygens-treatise-2329	486	58	,	,	,
huygens-treatise-2329	486	59	one	one	CD
huygens-treatise-2329	486	60	of	of	IN
huygens-treatise-2329	486	61	which	which	WDT
huygens-treatise-2329	486	62	will	will	MD
huygens-treatise-2329	486	63	continue	continue	VB
huygens-treatise-2329	486	64	to	to	TO
huygens-treatise-2329	486	65	go	go	VB
huygens-treatise-2329	486	66	on	on	RP
huygens-treatise-2329	486	67	straight	straight	RB
huygens-treatise-2329	486	68	by	by	IN
huygens-treatise-2329	486	69	KL	KL	NNP
huygens-treatise-2329	486	70	,	,	,
huygens-treatise-2329	486	71	and	and	CC
huygens-treatise-2329	486	72	the	the	DT
huygens-treatise-2329	486	73	other	other	JJ
huygens-treatise-2329	486	74	will	will	MD
huygens-treatise-2329	486	75	separate	separate	VB
huygens-treatise-2329	486	76	itself	-PRON-	PRP
huygens-treatise-2329	486	77	along	along	IN
huygens-treatise-2329	486	78	the	the	DT
huygens-treatise-2329	486	79	straight	straight	JJ
huygens-treatise-2329	486	80	line	line	NN
huygens-treatise-2329	486	81	KM	KM	NNP
huygens-treatise-2329	486	82	,	,	,
huygens-treatise-2329	486	83	which	which	WDT
huygens-treatise-2329	486	84	is	be	VBZ
huygens-treatise-2329	486	85	in	in	IN
huygens-treatise-2329	486	86	the	the	DT
huygens-treatise-2329	486	87	plane	plane	NN
huygens-treatise-2329	486	88	GCFH	gcfh	NN
huygens-treatise-2329	486	89	,	,	,
huygens-treatise-2329	486	90	and	and	CC
huygens-treatise-2329	486	91	which	which	WDT
huygens-treatise-2329	486	92	makes	make	VBZ
huygens-treatise-2329	486	93	with	with	IN
huygens-treatise-2329	486	94	KL	KL	NNP
huygens-treatise-2329	486	95	an	an	DT
huygens-treatise-2329	486	96	angle	angle	NN
huygens-treatise-2329	486	97	of	of	IN
huygens-treatise-2329	486	98	about	about	RB
huygens-treatise-2329	486	99	6	6	CD
huygens-treatise-2329	486	100	degrees	degree	NNS
huygens-treatise-2329	486	101	40	40	CD
huygens-treatise-2329	486	102	minutes	minute	NNS
huygens-treatise-2329	486	103	,	,	,
huygens-treatise-2329	486	104	tending	tend	VBG
huygens-treatise-2329	486	105	from	from	IN
huygens-treatise-2329	486	106	the	the	DT
huygens-treatise-2329	486	107	side	side	NN
huygens-treatise-2329	486	108	of	of	IN
huygens-treatise-2329	486	109	the	the	DT
huygens-treatise-2329	486	110	solid	solid	JJ
huygens-treatise-2329	486	111	angle	angle	NN
huygens-treatise-2329	486	112	C	C	NNP
huygens-treatise-2329	486	113	;	;	:
huygens-treatise-2329	486	114	and	and	CC
huygens-treatise-2329	486	115	on	on	IN
huygens-treatise-2329	486	116	emerging	emerge	VBG
huygens-treatise-2329	486	117	from	from	IN
huygens-treatise-2329	486	118	the	the	DT
huygens-treatise-2329	486	119	other	other	JJ
huygens-treatise-2329	486	120	side	side	NN
huygens-treatise-2329	486	121	of	of	IN
huygens-treatise-2329	486	122	the	the	DT
huygens-treatise-2329	486	123	Crystal	Crystal	NNP
huygens-treatise-2329	486	124	it	-PRON-	PRP
huygens-treatise-2329	486	125	will	will	MD
huygens-treatise-2329	486	126	turn	turn	VB
huygens-treatise-2329	486	127	again	again	RB
huygens-treatise-2329	486	128	parallel	parallel	JJ
huygens-treatise-2329	486	129	to	to	IN
huygens-treatise-2329	486	130	JK	JK	NNP
huygens-treatise-2329	486	131	,	,	,
huygens-treatise-2329	486	132	along	along	IN
huygens-treatise-2329	486	133	MZ	MZ	NNP
huygens-treatise-2329	486	134	.	.	.
huygens-treatise-2329	487	1	And	and	CC
huygens-treatise-2329	487	2	as	as	IN
huygens-treatise-2329	487	3	,	,	,
huygens-treatise-2329	487	4	in	in	IN
huygens-treatise-2329	487	5	this	this	DT
huygens-treatise-2329	487	6	extraordinary	extraordinary	JJ
huygens-treatise-2329	487	7	refraction	refraction	NN
huygens-treatise-2329	487	8	,	,	,
huygens-treatise-2329	487	9	the	the	DT
huygens-treatise-2329	487	10	point	point	NN
huygens-treatise-2329	487	11	M	M	NNP
huygens-treatise-2329	487	12	is	be	VBZ
huygens-treatise-2329	487	13	seen	see	VBN
huygens-treatise-2329	487	14	by	by	IN
huygens-treatise-2329	487	15	the	the	DT
huygens-treatise-2329	487	16	refracted	refract	VBN
huygens-treatise-2329	487	17	ray	ray	NN
huygens-treatise-2329	487	18	MKI	MKI	NNP
huygens-treatise-2329	487	19	,	,	,
huygens-treatise-2329	487	20	which	which	WDT
huygens-treatise-2329	487	21	I	-PRON-	PRP
huygens-treatise-2329	487	22	consider	consider	VBP
huygens-treatise-2329	487	23	as	as	IN
huygens-treatise-2329	487	24	going	go	VBG
huygens-treatise-2329	487	25	to	to	IN
huygens-treatise-2329	487	26	the	the	DT
huygens-treatise-2329	487	27	eye	eye	NN
huygens-treatise-2329	487	28	at	at	IN
huygens-treatise-2329	487	29	I	-PRON-	PRP
huygens-treatise-2329	487	30	,	,	,
huygens-treatise-2329	487	31	it	-PRON-	PRP
huygens-treatise-2329	487	32	necessarily	necessarily	RB
huygens-treatise-2329	487	33	follows	follow	VBZ
huygens-treatise-2329	487	34	that	that	IN
huygens-treatise-2329	487	35	the	the	DT
huygens-treatise-2329	487	36	point	point	NN
huygens-treatise-2329	487	37	L	l	NN
huygens-treatise-2329	487	38	,	,	,
huygens-treatise-2329	487	39	by	by	IN
huygens-treatise-2329	487	40	virtue	virtue	NN
huygens-treatise-2329	487	41	of	of	IN
huygens-treatise-2329	487	42	the	the	DT
huygens-treatise-2329	487	43	same	same	JJ
huygens-treatise-2329	487	44	refraction	refraction	NN
huygens-treatise-2329	487	45	,	,	,
huygens-treatise-2329	487	46	will	will	MD
huygens-treatise-2329	487	47	be	be	VB
huygens-treatise-2329	487	48	seen	see	VBN
huygens-treatise-2329	487	49	by	by	IN
huygens-treatise-2329	487	50	the	the	DT
huygens-treatise-2329	487	51	refracted	refract	VBN
huygens-treatise-2329	487	52	ray	ray	NNP
huygens-treatise-2329	487	53	LRI	LRI	NNP
huygens-treatise-2329	487	54	,	,	,
huygens-treatise-2329	487	55	so	so	IN
huygens-treatise-2329	487	56	that	that	IN
huygens-treatise-2329	487	57	LR	LR	NNP
huygens-treatise-2329	487	58	will	will	MD
huygens-treatise-2329	487	59	be	be	VB
huygens-treatise-2329	487	60	parallel	parallel	JJ
huygens-treatise-2329	487	61	to	to	IN
huygens-treatise-2329	487	62	MK	MK	NNP
huygens-treatise-2329	487	63	if	if	IN
huygens-treatise-2329	487	64	the	the	DT
huygens-treatise-2329	487	65	distance	distance	NN
huygens-treatise-2329	487	66	from	from	IN
huygens-treatise-2329	487	67	the	the	DT
huygens-treatise-2329	487	68	eye	eye	NN
huygens-treatise-2329	487	69	KI	KI	NNP
huygens-treatise-2329	487	70	is	be	VBZ
huygens-treatise-2329	487	71	supposed	suppose	VBN
huygens-treatise-2329	487	72	very	very	RB
huygens-treatise-2329	487	73	great	great	JJ
huygens-treatise-2329	487	74	.	.	.
huygens-treatise-2329	488	1	The	the	DT
huygens-treatise-2329	488	2	point	point	NN
huygens-treatise-2329	488	3	L	l	NN
huygens-treatise-2329	488	4	appears	appear	VBZ
huygens-treatise-2329	488	5	then	then	RB
huygens-treatise-2329	488	6	as	as	IN
huygens-treatise-2329	488	7	being	be	VBG
huygens-treatise-2329	488	8	in	in	IN
huygens-treatise-2329	488	9	the	the	DT
huygens-treatise-2329	488	10	straight	straight	JJ
huygens-treatise-2329	488	11	line	line	NN
huygens-treatise-2329	488	12	IRS	IRS	NNP
huygens-treatise-2329	488	13	;	;	:
huygens-treatise-2329	488	14	but	but	CC
huygens-treatise-2329	488	15	the	the	DT
huygens-treatise-2329	488	16	same	same	JJ
huygens-treatise-2329	488	17	point	point	NN
huygens-treatise-2329	488	18	appears	appear	VBZ
huygens-treatise-2329	488	19	also	also	RB
huygens-treatise-2329	488	20	,	,	,
huygens-treatise-2329	488	21	by	by	IN
huygens-treatise-2329	488	22	ordinary	ordinary	JJ
huygens-treatise-2329	488	23	refraction	refraction	NN
huygens-treatise-2329	488	24	,	,	,
huygens-treatise-2329	488	25	to	to	TO
huygens-treatise-2329	488	26	be	be	VB
huygens-treatise-2329	488	27	in	in	IN
huygens-treatise-2329	488	28	the	the	DT
huygens-treatise-2329	488	29	straight	straight	JJ
huygens-treatise-2329	488	30	line	line	NN
huygens-treatise-2329	488	31	IK	ik	NN
huygens-treatise-2329	488	32	,	,	,
huygens-treatise-2329	488	33	hence	hence	RB
huygens-treatise-2329	488	34	it	-PRON-	PRP
huygens-treatise-2329	488	35	is	be	VBZ
huygens-treatise-2329	488	36	necessarily	necessarily	RB
huygens-treatise-2329	488	37	judged	judge	VBN
huygens-treatise-2329	488	38	to	to	TO
huygens-treatise-2329	488	39	be	be	VB
huygens-treatise-2329	488	40	double	double	JJ
huygens-treatise-2329	488	41	.	.	.
huygens-treatise-2329	489	1	And	and	CC
huygens-treatise-2329	489	2	similarly	similarly	RB
huygens-treatise-2329	489	3	if	if	IN
huygens-treatise-2329	489	4	L	l	NN
huygens-treatise-2329	489	5	be	be	VBP
huygens-treatise-2329	489	6	a	a	DT
huygens-treatise-2329	489	7	small	small	JJ
huygens-treatise-2329	489	8	hole	hole	NN
huygens-treatise-2329	489	9	in	in	IN
huygens-treatise-2329	489	10	a	a	DT
huygens-treatise-2329	489	11	sheet	sheet	NN
huygens-treatise-2329	489	12	of	of	IN
huygens-treatise-2329	489	13	paper	paper	NN
huygens-treatise-2329	489	14	or	or	CC
huygens-treatise-2329	489	15	other	other	JJ
huygens-treatise-2329	489	16	substance	substance	NN
huygens-treatise-2329	489	17	which	which	WDT
huygens-treatise-2329	489	18	is	be	VBZ
huygens-treatise-2329	489	19	laid	lay	VBN
huygens-treatise-2329	489	20	against	against	IN
huygens-treatise-2329	489	21	the	the	DT
huygens-treatise-2329	489	22	Crystal	Crystal	NNP
huygens-treatise-2329	489	23	,	,	,
huygens-treatise-2329	489	24	it	-PRON-	PRP
huygens-treatise-2329	489	25	will	will	MD
huygens-treatise-2329	489	26	appear	appear	VB
huygens-treatise-2329	489	27	when	when	WRB
huygens-treatise-2329	489	28	turned	turn	VBN
huygens-treatise-2329	489	29	towards	towards	IN
huygens-treatise-2329	489	30	daylight	daylight	NN
huygens-treatise-2329	489	31	as	as	IN
huygens-treatise-2329	489	32	if	if	IN
huygens-treatise-2329	489	33	there	there	EX
huygens-treatise-2329	489	34	were	be	VBD
huygens-treatise-2329	489	35	two	two	CD
huygens-treatise-2329	489	36	holes	hole	NNS
huygens-treatise-2329	489	37	,	,	,
huygens-treatise-2329	489	38	which	which	WDT
huygens-treatise-2329	489	39	will	will	MD
huygens-treatise-2329	489	40	seem	seem	VB
huygens-treatise-2329	489	41	the	the	DT
huygens-treatise-2329	489	42	wider	wide	JJR
huygens-treatise-2329	489	43	apart	apart	RB
huygens-treatise-2329	489	44	from	from	IN
huygens-treatise-2329	489	45	one	one	CD
huygens-treatise-2329	489	46	another	another	DT
huygens-treatise-2329	489	47	the	the	DT
huygens-treatise-2329	489	48	greater	great	JJR
huygens-treatise-2329	489	49	the	the	DT
huygens-treatise-2329	489	50	thickness	thickness	NN
huygens-treatise-2329	489	51	of	of	IN
huygens-treatise-2329	489	52	the	the	DT
huygens-treatise-2329	489	53	Crystal	Crystal	NNP
huygens-treatise-2329	489	54	.	.	.
huygens-treatise-2329	490	1	10	10	CD
huygens-treatise-2329	490	2	.	.	.
huygens-treatise-2329	491	1	Again	again	RB
huygens-treatise-2329	491	2	,	,	,
huygens-treatise-2329	491	3	if	if	IN
huygens-treatise-2329	491	4	one	one	PRP
huygens-treatise-2329	491	5	turns	turn	VBZ
huygens-treatise-2329	491	6	the	the	DT
huygens-treatise-2329	491	7	Crystal	Crystal	NNP
huygens-treatise-2329	491	8	in	in	IN
huygens-treatise-2329	491	9	such	such	JJ
huygens-treatise-2329	491	10	wise	wise	JJ
huygens-treatise-2329	491	11	that	that	IN
huygens-treatise-2329	491	12	an	an	DT
huygens-treatise-2329	491	13	incident	incident	NN
huygens-treatise-2329	491	14	ray	ray	NN
huygens-treatise-2329	491	15	NO	no	UH
huygens-treatise-2329	491	16	,	,	,
huygens-treatise-2329	491	17	of	of	IN
huygens-treatise-2329	491	18	sunlight	sunlight	NN
huygens-treatise-2329	491	19	,	,	,
huygens-treatise-2329	491	20	which	which	WDT
huygens-treatise-2329	491	21	I	-PRON-	PRP
huygens-treatise-2329	491	22	suppose	suppose	VBP
huygens-treatise-2329	491	23	to	to	TO
huygens-treatise-2329	491	24	be	be	VB
huygens-treatise-2329	491	25	in	in	IN
huygens-treatise-2329	491	26	the	the	DT
huygens-treatise-2329	491	27	plane	plane	NN
huygens-treatise-2329	491	28	continued	continue	VBD
huygens-treatise-2329	491	29	from	from	IN
huygens-treatise-2329	491	30	GCFH	GCFH	NNP
huygens-treatise-2329	491	31	,	,	,
huygens-treatise-2329	491	32	makes	make	VBZ
huygens-treatise-2329	491	33	with	with	IN
huygens-treatise-2329	491	34	GC	GC	NNP
huygens-treatise-2329	491	35	an	an	DT
huygens-treatise-2329	491	36	angle	angle	NN
huygens-treatise-2329	491	37	of	of	IN
huygens-treatise-2329	491	38	73	73	CD
huygens-treatise-2329	491	39	degrees	degree	NNS
huygens-treatise-2329	491	40	and	and	CC
huygens-treatise-2329	491	41	20	20	CD
huygens-treatise-2329	491	42	minutes	minute	NNS
huygens-treatise-2329	491	43	,	,	,
huygens-treatise-2329	491	44	and	and	CC
huygens-treatise-2329	491	45	is	be	VBZ
huygens-treatise-2329	491	46	consequently	consequently	RB
huygens-treatise-2329	491	47	nearly	nearly	RB
huygens-treatise-2329	491	48	parallel	parallel	JJ
huygens-treatise-2329	491	49	to	to	IN
huygens-treatise-2329	491	50	the	the	DT
huygens-treatise-2329	491	51	edge	edge	NN
huygens-treatise-2329	491	52	CF	CF	NNP
huygens-treatise-2329	491	53	,	,	,
huygens-treatise-2329	491	54	which	which	WDT
huygens-treatise-2329	491	55	makes	make	VBZ
huygens-treatise-2329	491	56	with	with	IN
huygens-treatise-2329	491	57	FH	FH	NNP
huygens-treatise-2329	491	58	an	an	DT
huygens-treatise-2329	491	59	angle	angle	NN
huygens-treatise-2329	491	60	of	of	IN
huygens-treatise-2329	491	61	70	70	CD
huygens-treatise-2329	491	62	degrees	degree	NNS
huygens-treatise-2329	491	63	57	57	CD
huygens-treatise-2329	491	64	minutes	minute	NNS
huygens-treatise-2329	491	65	,	,	,
huygens-treatise-2329	491	66	according	accord	VBG
huygens-treatise-2329	491	67	to	to	IN
huygens-treatise-2329	491	68	the	the	DT
huygens-treatise-2329	491	69	calculation	calculation	NN
huygens-treatise-2329	491	70	which	which	WDT
huygens-treatise-2329	491	71	I	-PRON-	PRP
huygens-treatise-2329	491	72	shall	shall	MD
huygens-treatise-2329	491	73	put	put	VB
huygens-treatise-2329	491	74	at	at	IN
huygens-treatise-2329	491	75	the	the	DT
huygens-treatise-2329	491	76	end	end	NN
huygens-treatise-2329	491	77	,	,	,
huygens-treatise-2329	491	78	it	-PRON-	PRP
huygens-treatise-2329	491	79	will	will	MD
huygens-treatise-2329	491	80	divide	divide	VB
huygens-treatise-2329	491	81	itself	-PRON-	PRP
huygens-treatise-2329	491	82	at	at	IN
huygens-treatise-2329	491	83	the	the	DT
huygens-treatise-2329	491	84	point	point	NN
huygens-treatise-2329	491	85	O	o	UH
huygens-treatise-2329	491	86	into	into	IN
huygens-treatise-2329	491	87	two	two	CD
huygens-treatise-2329	491	88	rays	ray	NNS
huygens-treatise-2329	491	89	,	,	,
huygens-treatise-2329	491	90	one	one	CD
huygens-treatise-2329	491	91	of	of	IN
huygens-treatise-2329	491	92	which	which	WDT
huygens-treatise-2329	491	93	will	will	MD
huygens-treatise-2329	491	94	continue	continue	VB
huygens-treatise-2329	491	95	along	along	IN
huygens-treatise-2329	491	96	OP	op	NN
huygens-treatise-2329	491	97	in	in	IN
huygens-treatise-2329	491	98	a	a	DT
huygens-treatise-2329	491	99	straight	straight	JJ
huygens-treatise-2329	491	100	line	line	NN
huygens-treatise-2329	491	101	with	with	IN
huygens-treatise-2329	491	102	NO	no	NN
huygens-treatise-2329	491	103	,	,	,
huygens-treatise-2329	491	104	and	and	CC
huygens-treatise-2329	491	105	will	will	MD
huygens-treatise-2329	491	106	similarly	similarly	RB
huygens-treatise-2329	491	107	pass	pass	VB
huygens-treatise-2329	491	108	out	out	IN
huygens-treatise-2329	491	109	of	of	IN
huygens-treatise-2329	491	110	the	the	DT
huygens-treatise-2329	491	111	other	other	JJ
huygens-treatise-2329	491	112	side	side	NN
huygens-treatise-2329	491	113	of	of	IN
huygens-treatise-2329	491	114	the	the	DT
huygens-treatise-2329	491	115	crystal	crystal	NN
huygens-treatise-2329	491	116	without	without	IN
huygens-treatise-2329	491	117	any	any	DT
huygens-treatise-2329	491	118	refraction	refraction	NN
huygens-treatise-2329	491	119	;	;	:
huygens-treatise-2329	491	120	but	but	CC
huygens-treatise-2329	491	121	the	the	DT
huygens-treatise-2329	491	122	other	other	JJ
huygens-treatise-2329	491	123	will	will	MD
huygens-treatise-2329	491	124	be	be	VB
huygens-treatise-2329	491	125	refracted	refract	VBN
huygens-treatise-2329	491	126	and	and	CC
huygens-treatise-2329	491	127	will	will	MD
huygens-treatise-2329	491	128	go	go	VB
huygens-treatise-2329	491	129	along	along	IN
huygens-treatise-2329	491	130	OQ	OQ	NNP
huygens-treatise-2329	491	131	.	.	.
huygens-treatise-2329	492	1	And	and	CC
huygens-treatise-2329	492	2	it	-PRON-	PRP
huygens-treatise-2329	492	3	must	must	MD
huygens-treatise-2329	492	4	be	be	VB
huygens-treatise-2329	492	5	noted	note	VBN
huygens-treatise-2329	492	6	that	that	IN
huygens-treatise-2329	492	7	it	-PRON-	PRP
huygens-treatise-2329	492	8	is	be	VBZ
huygens-treatise-2329	492	9	special	special	JJ
huygens-treatise-2329	492	10	to	to	IN
huygens-treatise-2329	492	11	the	the	DT
huygens-treatise-2329	492	12	plane	plane	NN
huygens-treatise-2329	492	13	through	through	IN
huygens-treatise-2329	492	14	GCF	GCF	NNP
huygens-treatise-2329	492	15	and	and	CC
huygens-treatise-2329	492	16	to	to	IN
huygens-treatise-2329	492	17	those	those	DT
huygens-treatise-2329	492	18	which	which	WDT
huygens-treatise-2329	492	19	are	be	VBP
huygens-treatise-2329	492	20	parallel	parallel	JJ
huygens-treatise-2329	492	21	to	to	IN
huygens-treatise-2329	492	22	it	-PRON-	PRP
huygens-treatise-2329	492	23	,	,	,
huygens-treatise-2329	492	24	that	that	IN
huygens-treatise-2329	492	25	all	all	DT
huygens-treatise-2329	492	26	incident	incident	NN
huygens-treatise-2329	492	27	rays	ray	NNS
huygens-treatise-2329	492	28	which	which	WDT
huygens-treatise-2329	492	29	are	be	VBP
huygens-treatise-2329	492	30	in	in	IN
huygens-treatise-2329	492	31	one	one	CD
huygens-treatise-2329	492	32	of	of	IN
huygens-treatise-2329	492	33	these	these	DT
huygens-treatise-2329	492	34	planes	plane	NNS
huygens-treatise-2329	492	35	continue	continue	VBP
huygens-treatise-2329	492	36	to	to	TO
huygens-treatise-2329	492	37	be	be	VB
huygens-treatise-2329	492	38	in	in	IN
huygens-treatise-2329	492	39	it	-PRON-	PRP
huygens-treatise-2329	492	40	after	after	IN
huygens-treatise-2329	492	41	they	-PRON-	PRP
huygens-treatise-2329	492	42	have	have	VBP
huygens-treatise-2329	492	43	entered	enter	VBN
huygens-treatise-2329	492	44	the	the	DT
huygens-treatise-2329	492	45	Crystal	Crystal	NNP
huygens-treatise-2329	492	46	and	and	CC
huygens-treatise-2329	492	47	have	have	VBP
huygens-treatise-2329	492	48	become	become	VBN
huygens-treatise-2329	492	49	double	double	JJ
huygens-treatise-2329	492	50	;	;	:
huygens-treatise-2329	492	51	for	for	IN
huygens-treatise-2329	492	52	it	-PRON-	PRP
huygens-treatise-2329	492	53	is	be	VBZ
huygens-treatise-2329	492	54	quite	quite	RB
huygens-treatise-2329	492	55	otherwise	otherwise	RB
huygens-treatise-2329	492	56	for	for	IN
huygens-treatise-2329	492	57	rays	ray	NNS
huygens-treatise-2329	492	58	in	in	IN
huygens-treatise-2329	492	59	all	all	DT
huygens-treatise-2329	492	60	other	other	JJ
huygens-treatise-2329	492	61	planes	plane	NNS
huygens-treatise-2329	492	62	which	which	WDT
huygens-treatise-2329	492	63	intersect	intersect	VBP
huygens-treatise-2329	492	64	the	the	DT
huygens-treatise-2329	492	65	Crystal	Crystal	NNP
huygens-treatise-2329	492	66	,	,	,
huygens-treatise-2329	492	67	as	as	IN
huygens-treatise-2329	492	68	we	-PRON-	PRP
huygens-treatise-2329	492	69	shall	shall	MD
huygens-treatise-2329	492	70	see	see	VB
huygens-treatise-2329	492	71	afterwards	afterwards	RB
huygens-treatise-2329	492	72	.	.	.
huygens-treatise-2329	493	1	11	11	CD
huygens-treatise-2329	493	2	.	.	.
huygens-treatise-2329	494	1	I	-PRON-	PRP
huygens-treatise-2329	494	2	recognized	recognize	VBD
huygens-treatise-2329	494	3	at	at	IN
huygens-treatise-2329	494	4	first	first	RB
huygens-treatise-2329	494	5	by	by	IN
huygens-treatise-2329	494	6	these	these	DT
huygens-treatise-2329	494	7	experiments	experiment	NNS
huygens-treatise-2329	494	8	and	and	CC
huygens-treatise-2329	494	9	by	by	IN
huygens-treatise-2329	494	10	some	some	DT
huygens-treatise-2329	494	11	others	other	NNS
huygens-treatise-2329	494	12	that	that	DT
huygens-treatise-2329	494	13	of	of	IN
huygens-treatise-2329	494	14	the	the	DT
huygens-treatise-2329	494	15	two	two	CD
huygens-treatise-2329	494	16	refractions	refraction	NNS
huygens-treatise-2329	494	17	which	which	WDT
huygens-treatise-2329	494	18	the	the	DT
huygens-treatise-2329	494	19	ray	ray	NN
huygens-treatise-2329	494	20	suffers	suffer	VBZ
huygens-treatise-2329	494	21	in	in	IN
huygens-treatise-2329	494	22	this	this	DT
huygens-treatise-2329	494	23	Crystal	Crystal	NNP
huygens-treatise-2329	494	24	,	,	,
huygens-treatise-2329	494	25	there	there	EX
huygens-treatise-2329	494	26	is	be	VBZ
huygens-treatise-2329	494	27	one	one	CD
huygens-treatise-2329	494	28	which	which	WDT
huygens-treatise-2329	494	29	follows	follow	VBZ
huygens-treatise-2329	494	30	the	the	DT
huygens-treatise-2329	494	31	ordinary	ordinary	JJ
huygens-treatise-2329	494	32	rules	rule	NNS
huygens-treatise-2329	494	33	;	;	:
huygens-treatise-2329	494	34	and	and	CC
huygens-treatise-2329	494	35	it	-PRON-	PRP
huygens-treatise-2329	494	36	is	be	VBZ
huygens-treatise-2329	494	37	this	this	DT
huygens-treatise-2329	494	38	to	to	TO
huygens-treatise-2329	494	39	which	which	WDT
huygens-treatise-2329	494	40	the	the	DT
huygens-treatise-2329	494	41	rays	ray	NNS
huygens-treatise-2329	494	42	KL	KL	NNP
huygens-treatise-2329	494	43	and	and	CC
huygens-treatise-2329	494	44	OQ	OQ	NNP
huygens-treatise-2329	494	45	belong	belong	VBP
huygens-treatise-2329	494	46	.	.	.
huygens-treatise-2329	495	1	This	this	DT
huygens-treatise-2329	495	2	is	be	VBZ
huygens-treatise-2329	495	3	why	why	WRB
huygens-treatise-2329	495	4	I	-PRON-	PRP
huygens-treatise-2329	495	5	have	have	VBP
huygens-treatise-2329	495	6	distinguished	distinguish	VBN
huygens-treatise-2329	495	7	this	this	DT
huygens-treatise-2329	495	8	ordinary	ordinary	JJ
huygens-treatise-2329	495	9	refraction	refraction	NN
huygens-treatise-2329	495	10	from	from	IN
huygens-treatise-2329	495	11	the	the	DT
huygens-treatise-2329	495	12	other	other	JJ
huygens-treatise-2329	495	13	;	;	:
huygens-treatise-2329	495	14	and	and	CC
huygens-treatise-2329	495	15	having	have	VBG
huygens-treatise-2329	495	16	measured	measure	VBN
huygens-treatise-2329	495	17	it	-PRON-	PRP
huygens-treatise-2329	495	18	by	by	IN
huygens-treatise-2329	495	19	exact	exact	JJ
huygens-treatise-2329	495	20	observation	observation	NN
huygens-treatise-2329	495	21	,	,	,
huygens-treatise-2329	495	22	I	-PRON-	PRP
huygens-treatise-2329	495	23	found	find	VBD
huygens-treatise-2329	495	24	that	that	IN
huygens-treatise-2329	495	25	its	-PRON-	PRP$
huygens-treatise-2329	495	26	proportion	proportion	NN
huygens-treatise-2329	495	27	,	,	,
huygens-treatise-2329	495	28	considered	consider	VBN
huygens-treatise-2329	495	29	as	as	IN
huygens-treatise-2329	495	30	to	to	IN
huygens-treatise-2329	495	31	the	the	DT
huygens-treatise-2329	495	32	Sines	Sines	NNPS
huygens-treatise-2329	495	33	of	of	IN
huygens-treatise-2329	495	34	the	the	DT
huygens-treatise-2329	495	35	angles	angle	NNS
huygens-treatise-2329	495	36	which	which	WDT
huygens-treatise-2329	495	37	the	the	DT
huygens-treatise-2329	495	38	incident	incident	NN
huygens-treatise-2329	495	39	and	and	CC
huygens-treatise-2329	495	40	refracted	refract	VBN
huygens-treatise-2329	495	41	rays	ray	NNS
huygens-treatise-2329	495	42	make	make	VBP
huygens-treatise-2329	495	43	with	with	IN
huygens-treatise-2329	495	44	the	the	DT
huygens-treatise-2329	495	45	perpendicular	perpendicular	NN
huygens-treatise-2329	495	46	,	,	,
huygens-treatise-2329	495	47	was	be	VBD
huygens-treatise-2329	495	48	very	very	RB
huygens-treatise-2329	495	49	precisely	precisely	RB
huygens-treatise-2329	495	50	that	that	IN
huygens-treatise-2329	495	51	of	of	IN
huygens-treatise-2329	495	52	5	5	CD
huygens-treatise-2329	495	53	to	to	IN
huygens-treatise-2329	495	54	3	3	CD
huygens-treatise-2329	495	55	,	,	,
huygens-treatise-2329	495	56	as	as	IN
huygens-treatise-2329	495	57	was	be	VBD
huygens-treatise-2329	495	58	found	find	VBN
huygens-treatise-2329	495	59	also	also	RB
huygens-treatise-2329	495	60	by	by	IN
huygens-treatise-2329	495	61	Mr.	Mr.	NNP
huygens-treatise-2329	495	62	Bartholinus	Bartholinus	NNP
huygens-treatise-2329	495	63	,	,	,
huygens-treatise-2329	495	64	and	and	CC
huygens-treatise-2329	495	65	consequently	consequently	RB
huygens-treatise-2329	495	66	much	much	RB
huygens-treatise-2329	495	67	greater	great	JJR
huygens-treatise-2329	495	68	than	than	IN
huygens-treatise-2329	495	69	that	that	DT
huygens-treatise-2329	495	70	of	of	IN
huygens-treatise-2329	495	71	Rock	Rock	NNP
huygens-treatise-2329	495	72	Crystal	Crystal	NNP
huygens-treatise-2329	495	73	,	,	,
huygens-treatise-2329	495	74	or	or	CC
huygens-treatise-2329	495	75	of	of	IN
huygens-treatise-2329	495	76	glass	glass	NN
huygens-treatise-2329	495	77	,	,	,
huygens-treatise-2329	495	78	which	which	WDT
huygens-treatise-2329	495	79	is	be	VBZ
huygens-treatise-2329	495	80	nearly	nearly	RB
huygens-treatise-2329	495	81	3	3	CD
huygens-treatise-2329	495	82	to	to	IN
huygens-treatise-2329	495	83	2	2	CD
huygens-treatise-2329	495	84	.	.	.
huygens-treatise-2329	496	1	[	[	-LRB-
huygens-treatise-2329	496	2	Illustration	illustration	NN
huygens-treatise-2329	496	3	]	]	-RRB-
huygens-treatise-2329	496	4	12	12	CD
huygens-treatise-2329	496	5	.	.	.
huygens-treatise-2329	497	1	The	the	DT
huygens-treatise-2329	497	2	mode	mode	NN
huygens-treatise-2329	497	3	of	of	IN
huygens-treatise-2329	497	4	making	make	VBG
huygens-treatise-2329	497	5	these	these	DT
huygens-treatise-2329	497	6	observations	observation	NNS
huygens-treatise-2329	497	7	exactly	exactly	RB
huygens-treatise-2329	497	8	is	be	VBZ
huygens-treatise-2329	497	9	as	as	IN
huygens-treatise-2329	497	10	follows	follow	VBZ
huygens-treatise-2329	497	11	.	.	.
huygens-treatise-2329	498	1	Upon	upon	IN
huygens-treatise-2329	498	2	a	a	DT
huygens-treatise-2329	498	3	leaf	leaf	NN
huygens-treatise-2329	498	4	of	of	IN
huygens-treatise-2329	498	5	paper	paper	NN
huygens-treatise-2329	498	6	fixed	fix	VBN
huygens-treatise-2329	498	7	on	on	IN
huygens-treatise-2329	498	8	a	a	DT
huygens-treatise-2329	498	9	thoroughly	thoroughly	RB
huygens-treatise-2329	498	10	flat	flat	JJ
huygens-treatise-2329	498	11	table	table	NN
huygens-treatise-2329	498	12	there	there	EX
huygens-treatise-2329	498	13	is	be	VBZ
huygens-treatise-2329	498	14	traced	trace	VBN
huygens-treatise-2329	498	15	a	a	DT
huygens-treatise-2329	498	16	black	black	JJ
huygens-treatise-2329	498	17	line	line	NN
huygens-treatise-2329	498	18	AB	AB	NNP
huygens-treatise-2329	498	19	,	,	,
huygens-treatise-2329	498	20	and	and	CC
huygens-treatise-2329	498	21	two	two	CD
huygens-treatise-2329	498	22	others	other	NNS
huygens-treatise-2329	498	23	,	,	,
huygens-treatise-2329	498	24	CED	CED	NNP
huygens-treatise-2329	498	25	and	and	CC
huygens-treatise-2329	498	26	KML	KML	NNP
huygens-treatise-2329	498	27	,	,	,
huygens-treatise-2329	498	28	which	which	WDT
huygens-treatise-2329	498	29	cut	cut	VBD
huygens-treatise-2329	498	30	it	-PRON-	PRP
huygens-treatise-2329	498	31	at	at	IN
huygens-treatise-2329	498	32	right	right	JJ
huygens-treatise-2329	498	33	angles	angle	NNS
huygens-treatise-2329	498	34	and	and	CC
huygens-treatise-2329	498	35	are	be	VBP
huygens-treatise-2329	498	36	more	more	RBR
huygens-treatise-2329	498	37	or	or	CC
huygens-treatise-2329	498	38	less	less	RBR
huygens-treatise-2329	498	39	distant	distant	JJ
huygens-treatise-2329	498	40	from	from	IN
huygens-treatise-2329	498	41	one	one	CD
huygens-treatise-2329	498	42	another	another	DT
huygens-treatise-2329	498	43	according	accord	VBG
huygens-treatise-2329	498	44	as	as	IN
huygens-treatise-2329	498	45	it	-PRON-	PRP
huygens-treatise-2329	498	46	is	be	VBZ
huygens-treatise-2329	498	47	desired	desire	VBN
huygens-treatise-2329	498	48	to	to	TO
huygens-treatise-2329	498	49	examine	examine	VB
huygens-treatise-2329	498	50	a	a	DT
huygens-treatise-2329	498	51	ray	ray	NN
huygens-treatise-2329	498	52	that	that	WDT
huygens-treatise-2329	498	53	is	be	VBZ
huygens-treatise-2329	498	54	more	more	RBR
huygens-treatise-2329	498	55	or	or	CC
huygens-treatise-2329	498	56	less	less	RBR
huygens-treatise-2329	498	57	oblique	oblique	JJ
huygens-treatise-2329	498	58	.	.	.
huygens-treatise-2329	499	1	Then	then	RB
huygens-treatise-2329	499	2	place	place	VB
huygens-treatise-2329	499	3	the	the	DT
huygens-treatise-2329	499	4	Crystal	crystal	NN
huygens-treatise-2329	499	5	upon	upon	IN
huygens-treatise-2329	499	6	the	the	DT
huygens-treatise-2329	499	7	intersection	intersection	NN
huygens-treatise-2329	499	8	E	e	NN
huygens-treatise-2329	499	9	so	so	IN
huygens-treatise-2329	499	10	that	that	IN
huygens-treatise-2329	499	11	the	the	DT
huygens-treatise-2329	499	12	line	line	NN
huygens-treatise-2329	499	13	AB	AB	NNP
huygens-treatise-2329	499	14	concurs	concur	VBZ
huygens-treatise-2329	499	15	with	with	IN
huygens-treatise-2329	499	16	that	that	DT
huygens-treatise-2329	499	17	which	which	WDT
huygens-treatise-2329	499	18	bisects	bisect	VBZ
huygens-treatise-2329	499	19	the	the	DT
huygens-treatise-2329	499	20	obtuse	obtuse	JJ
huygens-treatise-2329	499	21	angle	angle	NN
huygens-treatise-2329	499	22	of	of	IN
huygens-treatise-2329	499	23	the	the	DT
huygens-treatise-2329	499	24	lower	low	JJR
huygens-treatise-2329	499	25	surface	surface	NN
huygens-treatise-2329	499	26	,	,	,
huygens-treatise-2329	499	27	or	or	CC
huygens-treatise-2329	499	28	with	with	IN
huygens-treatise-2329	499	29	some	some	DT
huygens-treatise-2329	499	30	line	line	NN
huygens-treatise-2329	499	31	parallel	parallel	JJ
huygens-treatise-2329	499	32	to	to	IN
huygens-treatise-2329	499	33	it	-PRON-	PRP
huygens-treatise-2329	499	34	.	.	.
huygens-treatise-2329	500	1	Then	then	RB
huygens-treatise-2329	500	2	by	by	IN
huygens-treatise-2329	500	3	placing	place	VBG
huygens-treatise-2329	500	4	the	the	DT
huygens-treatise-2329	500	5	eye	eye	NN
huygens-treatise-2329	500	6	directly	directly	RB
huygens-treatise-2329	500	7	above	above	IN
huygens-treatise-2329	500	8	the	the	DT
huygens-treatise-2329	500	9	line	line	NN
huygens-treatise-2329	500	10	AB	AB	NNP
huygens-treatise-2329	500	11	it	-PRON-	PRP
huygens-treatise-2329	500	12	will	will	MD
huygens-treatise-2329	500	13	appear	appear	VB
huygens-treatise-2329	500	14	single	single	JJ
huygens-treatise-2329	500	15	only	only	RB
huygens-treatise-2329	500	16	;	;	:
huygens-treatise-2329	500	17	and	and	CC
huygens-treatise-2329	500	18	one	one	PRP
huygens-treatise-2329	500	19	will	will	MD
huygens-treatise-2329	500	20	see	see	VB
huygens-treatise-2329	500	21	that	that	IN
huygens-treatise-2329	500	22	the	the	DT
huygens-treatise-2329	500	23	portion	portion	NN
huygens-treatise-2329	500	24	viewed	view	VBN
huygens-treatise-2329	500	25	through	through	IN
huygens-treatise-2329	500	26	the	the	DT
huygens-treatise-2329	500	27	Crystal	Crystal	NNP
huygens-treatise-2329	500	28	and	and	CC
huygens-treatise-2329	500	29	the	the	DT
huygens-treatise-2329	500	30	portions	portion	NNS
huygens-treatise-2329	500	31	which	which	WDT
huygens-treatise-2329	500	32	appear	appear	VBP
huygens-treatise-2329	500	33	outside	outside	IN
huygens-treatise-2329	500	34	it	-PRON-	PRP
huygens-treatise-2329	500	35	,	,	,
huygens-treatise-2329	500	36	meet	meet	VBP
huygens-treatise-2329	500	37	together	together	RB
huygens-treatise-2329	500	38	in	in	IN
huygens-treatise-2329	500	39	a	a	DT
huygens-treatise-2329	500	40	straight	straight	JJ
huygens-treatise-2329	500	41	line	line	NN
huygens-treatise-2329	500	42	:	:	:
huygens-treatise-2329	500	43	but	but	CC
huygens-treatise-2329	500	44	the	the	DT
huygens-treatise-2329	500	45	line	line	NN
huygens-treatise-2329	500	46	CD	cd	NN
huygens-treatise-2329	500	47	will	will	MD
huygens-treatise-2329	500	48	appear	appear	VB
huygens-treatise-2329	500	49	double	double	JJ
huygens-treatise-2329	500	50	,	,	,
huygens-treatise-2329	500	51	and	and	CC
huygens-treatise-2329	500	52	one	one	PRP
huygens-treatise-2329	500	53	can	can	MD
huygens-treatise-2329	500	54	distinguish	distinguish	VB
huygens-treatise-2329	500	55	the	the	DT
huygens-treatise-2329	500	56	image	image	NN
huygens-treatise-2329	500	57	which	which	WDT
huygens-treatise-2329	500	58	is	be	VBZ
huygens-treatise-2329	500	59	due	due	JJ
huygens-treatise-2329	500	60	to	to	IN
huygens-treatise-2329	500	61	regular	regular	JJ
huygens-treatise-2329	500	62	refraction	refraction	NN
huygens-treatise-2329	500	63	by	by	IN
huygens-treatise-2329	500	64	the	the	DT
huygens-treatise-2329	500	65	circumstance	circumstance	NN
huygens-treatise-2329	500	66	that	that	IN
huygens-treatise-2329	500	67	when	when	WRB
huygens-treatise-2329	500	68	one	one	PRP
huygens-treatise-2329	500	69	views	view	VBZ
huygens-treatise-2329	500	70	it	-PRON-	PRP
huygens-treatise-2329	500	71	with	with	IN
huygens-treatise-2329	500	72	both	both	DT
huygens-treatise-2329	500	73	eyes	eye	NNS
huygens-treatise-2329	500	74	it	-PRON-	PRP
huygens-treatise-2329	500	75	seems	seem	VBZ
huygens-treatise-2329	500	76	raised	raise	VBN
huygens-treatise-2329	500	77	up	up	RP
huygens-treatise-2329	500	78	more	more	RBR
huygens-treatise-2329	500	79	than	than	IN
huygens-treatise-2329	500	80	the	the	DT
huygens-treatise-2329	500	81	other	other	JJ
huygens-treatise-2329	500	82	,	,	,
huygens-treatise-2329	500	83	or	or	CC
huygens-treatise-2329	500	84	again	again	RB
huygens-treatise-2329	500	85	by	by	IN
huygens-treatise-2329	500	86	the	the	DT
huygens-treatise-2329	500	87	circumstance	circumstance	NN
huygens-treatise-2329	500	88	that	that	WDT
huygens-treatise-2329	500	89	,	,	,
huygens-treatise-2329	500	90	when	when	WRB
huygens-treatise-2329	500	91	the	the	DT
huygens-treatise-2329	500	92	Crystal	Crystal	NNP
huygens-treatise-2329	500	93	is	be	VBZ
huygens-treatise-2329	500	94	turned	turn	VBN
huygens-treatise-2329	500	95	around	around	RP
huygens-treatise-2329	500	96	on	on	IN
huygens-treatise-2329	500	97	the	the	DT
huygens-treatise-2329	500	98	paper	paper	NN
huygens-treatise-2329	500	99	,	,	,
huygens-treatise-2329	500	100	this	this	DT
huygens-treatise-2329	500	101	image	image	NN
huygens-treatise-2329	500	102	remains	remain	VBZ
huygens-treatise-2329	500	103	stationary	stationary	JJ
huygens-treatise-2329	500	104	,	,	,
huygens-treatise-2329	500	105	whereas	whereas	IN
huygens-treatise-2329	500	106	the	the	DT
huygens-treatise-2329	500	107	other	other	JJ
huygens-treatise-2329	500	108	image	image	NN
huygens-treatise-2329	500	109	shifts	shift	NNS
huygens-treatise-2329	500	110	and	and	CC
huygens-treatise-2329	500	111	moves	move	NNS
huygens-treatise-2329	500	112	entirely	entirely	RB
huygens-treatise-2329	500	113	around	around	RB
huygens-treatise-2329	500	114	.	.	.
huygens-treatise-2329	501	1	Afterwards	afterwards	RB
huygens-treatise-2329	501	2	let	let	VB
huygens-treatise-2329	501	3	the	the	DT
huygens-treatise-2329	501	4	eye	eye	NN
huygens-treatise-2329	501	5	be	be	VB
huygens-treatise-2329	501	6	placed	place	VBN
huygens-treatise-2329	501	7	at	at	IN
huygens-treatise-2329	501	8	I	-PRON-	PRP
huygens-treatise-2329	501	9	(	(	-LRB-
huygens-treatise-2329	501	10	remaining	remain	VBG
huygens-treatise-2329	501	11	always	always	RB
huygens-treatise-2329	501	12	in	in	IN
huygens-treatise-2329	501	13	the	the	DT
huygens-treatise-2329	501	14	plane	plane	NN
huygens-treatise-2329	501	15	perpendicular	perpendicular	JJ
huygens-treatise-2329	501	16	through	through	IN
huygens-treatise-2329	501	17	AB	AB	NNP
huygens-treatise-2329	501	18	)	)	-RRB-
huygens-treatise-2329	501	19	so	so	IN
huygens-treatise-2329	501	20	that	that	IN
huygens-treatise-2329	501	21	it	-PRON-	PRP
huygens-treatise-2329	501	22	views	view	VBZ
huygens-treatise-2329	501	23	the	the	DT
huygens-treatise-2329	501	24	image	image	NN
huygens-treatise-2329	501	25	which	which	WDT
huygens-treatise-2329	501	26	is	be	VBZ
huygens-treatise-2329	501	27	formed	form	VBN
huygens-treatise-2329	501	28	by	by	IN
huygens-treatise-2329	501	29	regular	regular	JJ
huygens-treatise-2329	501	30	refraction	refraction	NN
huygens-treatise-2329	501	31	of	of	IN
huygens-treatise-2329	501	32	the	the	DT
huygens-treatise-2329	501	33	line	line	NN
huygens-treatise-2329	501	34	CD	cd	NN
huygens-treatise-2329	501	35	making	make	VBG
huygens-treatise-2329	501	36	a	a	DT
huygens-treatise-2329	501	37	straight	straight	JJ
huygens-treatise-2329	501	38	line	line	NN
huygens-treatise-2329	501	39	with	with	IN
huygens-treatise-2329	501	40	the	the	DT
huygens-treatise-2329	501	41	remainder	remainder	NN
huygens-treatise-2329	501	42	of	of	IN
huygens-treatise-2329	501	43	that	that	DT
huygens-treatise-2329	501	44	line	line	NN
huygens-treatise-2329	501	45	which	which	WDT
huygens-treatise-2329	501	46	is	be	VBZ
huygens-treatise-2329	501	47	outside	outside	IN
huygens-treatise-2329	501	48	the	the	DT
huygens-treatise-2329	501	49	Crystal	Crystal	NNP
huygens-treatise-2329	501	50	.	.	.
huygens-treatise-2329	502	1	And	and	CC
huygens-treatise-2329	502	2	then	then	RB
huygens-treatise-2329	502	3	,	,	,
huygens-treatise-2329	502	4	marking	mark	VBG
huygens-treatise-2329	502	5	on	on	IN
huygens-treatise-2329	502	6	the	the	DT
huygens-treatise-2329	502	7	surface	surface	NN
huygens-treatise-2329	502	8	of	of	IN
huygens-treatise-2329	502	9	the	the	DT
huygens-treatise-2329	502	10	Crystal	Crystal	NNP
huygens-treatise-2329	502	11	the	the	DT
huygens-treatise-2329	502	12	point	point	NN
huygens-treatise-2329	502	13	H	h	NN
huygens-treatise-2329	502	14	where	where	WRB
huygens-treatise-2329	502	15	the	the	DT
huygens-treatise-2329	502	16	intersection	intersection	NN
huygens-treatise-2329	502	17	E	e	NN
huygens-treatise-2329	502	18	appears	appear	VBZ
huygens-treatise-2329	502	19	,	,	,
huygens-treatise-2329	502	20	this	this	DT
huygens-treatise-2329	502	21	point	point	NN
huygens-treatise-2329	502	22	will	will	MD
huygens-treatise-2329	502	23	be	be	VB
huygens-treatise-2329	502	24	directly	directly	RB
huygens-treatise-2329	502	25	above	above	IN
huygens-treatise-2329	502	26	E.	E.	NNP
huygens-treatise-2329	502	27	Then	then	RB
huygens-treatise-2329	502	28	draw	draw	VB
huygens-treatise-2329	502	29	back	back	RP
huygens-treatise-2329	502	30	the	the	DT
huygens-treatise-2329	502	31	eye	eye	NN
huygens-treatise-2329	502	32	towards	towards	IN
huygens-treatise-2329	502	33	O	o	NN
huygens-treatise-2329	502	34	,	,	,
huygens-treatise-2329	502	35	keeping	keep	VBG
huygens-treatise-2329	502	36	always	always	RB
huygens-treatise-2329	502	37	in	in	IN
huygens-treatise-2329	502	38	the	the	DT
huygens-treatise-2329	502	39	plane	plane	NN
huygens-treatise-2329	502	40	perpendicular	perpendicular	JJ
huygens-treatise-2329	502	41	through	through	IN
huygens-treatise-2329	502	42	AB	AB	NNP
huygens-treatise-2329	502	43	,	,	,
huygens-treatise-2329	502	44	so	so	IN
huygens-treatise-2329	502	45	that	that	IN
huygens-treatise-2329	502	46	the	the	DT
huygens-treatise-2329	502	47	image	image	NN
huygens-treatise-2329	502	48	of	of	IN
huygens-treatise-2329	502	49	the	the	DT
huygens-treatise-2329	502	50	line	line	NN
huygens-treatise-2329	502	51	CD	cd	NN
huygens-treatise-2329	502	52	,	,	,
huygens-treatise-2329	502	53	which	which	WDT
huygens-treatise-2329	502	54	is	be	VBZ
huygens-treatise-2329	502	55	formed	form	VBN
huygens-treatise-2329	502	56	by	by	IN
huygens-treatise-2329	502	57	ordinary	ordinary	JJ
huygens-treatise-2329	502	58	refraction	refraction	NN
huygens-treatise-2329	502	59	,	,	,
huygens-treatise-2329	502	60	may	may	MD
huygens-treatise-2329	502	61	appear	appear	VB
huygens-treatise-2329	502	62	in	in	IN
huygens-treatise-2329	502	63	a	a	DT
huygens-treatise-2329	502	64	straight	straight	JJ
huygens-treatise-2329	502	65	line	line	NN
huygens-treatise-2329	502	66	with	with	IN
huygens-treatise-2329	502	67	the	the	DT
huygens-treatise-2329	502	68	line	line	NN
huygens-treatise-2329	502	69	KL	KL	NNP
huygens-treatise-2329	502	70	viewed	view	VBD
huygens-treatise-2329	502	71	without	without	IN
huygens-treatise-2329	502	72	refraction	refraction	NN
huygens-treatise-2329	502	73	;	;	:
huygens-treatise-2329	502	74	and	and	CC
huygens-treatise-2329	502	75	then	then	RB
huygens-treatise-2329	502	76	mark	mark	VB
huygens-treatise-2329	502	77	on	on	IN
huygens-treatise-2329	502	78	the	the	DT
huygens-treatise-2329	502	79	Crystal	Crystal	NNP
huygens-treatise-2329	502	80	the	the	DT
huygens-treatise-2329	502	81	point	point	NN
huygens-treatise-2329	502	82	N	n	CD
huygens-treatise-2329	502	83	where	where	WRB
huygens-treatise-2329	502	84	the	the	DT
huygens-treatise-2329	502	85	point	point	NN
huygens-treatise-2329	502	86	of	of	IN
huygens-treatise-2329	502	87	intersection	intersection	NN
huygens-treatise-2329	502	88	E	e	NN
huygens-treatise-2329	502	89	appears	appear	VBZ
huygens-treatise-2329	502	90	.	.	.
huygens-treatise-2329	503	1	13	13	CD
huygens-treatise-2329	503	2	.	.	.
huygens-treatise-2329	504	1	Then	then	RB
huygens-treatise-2329	504	2	one	one	PRP
huygens-treatise-2329	504	3	will	will	MD
huygens-treatise-2329	504	4	know	know	VB
huygens-treatise-2329	504	5	the	the	DT
huygens-treatise-2329	504	6	length	length	NN
huygens-treatise-2329	504	7	and	and	CC
huygens-treatise-2329	504	8	position	position	NN
huygens-treatise-2329	504	9	of	of	IN
huygens-treatise-2329	504	10	the	the	DT
huygens-treatise-2329	504	11	lines	line	NNS
huygens-treatise-2329	504	12	NH	NH	NNP
huygens-treatise-2329	504	13	,	,	,
huygens-treatise-2329	504	14	EM	EM	NNP
huygens-treatise-2329	504	15	,	,	,
huygens-treatise-2329	504	16	and	and	CC
huygens-treatise-2329	504	17	of	of	IN
huygens-treatise-2329	504	18	HE	HE	NNP
huygens-treatise-2329	504	19	,	,	,
huygens-treatise-2329	504	20	which	which	WDT
huygens-treatise-2329	504	21	is	be	VBZ
huygens-treatise-2329	504	22	the	the	DT
huygens-treatise-2329	504	23	thickness	thickness	NN
huygens-treatise-2329	504	24	of	of	IN
huygens-treatise-2329	504	25	the	the	DT
huygens-treatise-2329	504	26	Crystal	Crystal	NNP
huygens-treatise-2329	504	27	:	:	:
huygens-treatise-2329	504	28	which	which	WDT
huygens-treatise-2329	504	29	lines	line	NNS
huygens-treatise-2329	504	30	being	be	VBG
huygens-treatise-2329	504	31	traced	trace	VBN
huygens-treatise-2329	504	32	separately	separately	RB
huygens-treatise-2329	504	33	upon	upon	IN
huygens-treatise-2329	504	34	a	a	DT
huygens-treatise-2329	504	35	plan	plan	NN
huygens-treatise-2329	504	36	,	,	,
huygens-treatise-2329	504	37	and	and	CC
huygens-treatise-2329	504	38	then	then	RB
huygens-treatise-2329	504	39	joining	join	VBG
huygens-treatise-2329	504	40	NE	NE	NNP
huygens-treatise-2329	504	41	and	and	CC
huygens-treatise-2329	504	42	NM	NM	NNP
huygens-treatise-2329	504	43	which	which	WDT
huygens-treatise-2329	504	44	cuts	cut	VBZ
huygens-treatise-2329	504	45	HE	he	PRP
huygens-treatise-2329	504	46	at	at	IN
huygens-treatise-2329	504	47	P	p	NN
huygens-treatise-2329	504	48	,	,	,
huygens-treatise-2329	504	49	the	the	DT
huygens-treatise-2329	504	50	proportion	proportion	NN
huygens-treatise-2329	504	51	of	of	IN
huygens-treatise-2329	504	52	the	the	DT
huygens-treatise-2329	504	53	refraction	refraction	NN
huygens-treatise-2329	504	54	will	will	MD
huygens-treatise-2329	504	55	be	be	VB
huygens-treatise-2329	504	56	that	that	DT
huygens-treatise-2329	504	57	of	of	IN
huygens-treatise-2329	504	58	EN	en	NN
huygens-treatise-2329	504	59	to	to	IN
huygens-treatise-2329	504	60	NP	NP	NNP
huygens-treatise-2329	504	61	,	,	,
huygens-treatise-2329	504	62	because	because	IN
huygens-treatise-2329	504	63	these	these	DT
huygens-treatise-2329	504	64	lines	line	NNS
huygens-treatise-2329	504	65	are	be	VBP
huygens-treatise-2329	504	66	to	to	IN
huygens-treatise-2329	504	67	one	one	CD
huygens-treatise-2329	504	68	another	another	DT
huygens-treatise-2329	504	69	as	as	IN
huygens-treatise-2329	504	70	the	the	DT
huygens-treatise-2329	504	71	sines	sine	NNS
huygens-treatise-2329	504	72	of	of	IN
huygens-treatise-2329	504	73	the	the	DT
huygens-treatise-2329	504	74	angles	angle	NNS
huygens-treatise-2329	504	75	NPH	NPH	NNP
huygens-treatise-2329	504	76	,	,	,
huygens-treatise-2329	504	77	NEP	NEP	NNP
huygens-treatise-2329	504	78	,	,	,
huygens-treatise-2329	504	79	which	which	WDT
huygens-treatise-2329	504	80	are	be	VBP
huygens-treatise-2329	504	81	equal	equal	JJ
huygens-treatise-2329	504	82	to	to	IN
huygens-treatise-2329	504	83	those	those	DT
huygens-treatise-2329	504	84	which	which	WDT
huygens-treatise-2329	504	85	the	the	DT
huygens-treatise-2329	504	86	incident	incident	NN
huygens-treatise-2329	504	87	ray	ray	NN
huygens-treatise-2329	504	88	ON	ON	NNP
huygens-treatise-2329	504	89	and	and	CC
huygens-treatise-2329	504	90	its	-PRON-	PRP$
huygens-treatise-2329	504	91	refraction	refraction	NN
huygens-treatise-2329	504	92	NE	NE	NNP
huygens-treatise-2329	504	93	make	make	VBP
huygens-treatise-2329	504	94	with	with	IN
huygens-treatise-2329	504	95	the	the	DT
huygens-treatise-2329	504	96	perpendicular	perpendicular	NN
huygens-treatise-2329	504	97	to	to	IN
huygens-treatise-2329	504	98	the	the	DT
huygens-treatise-2329	504	99	surface	surface	NN
huygens-treatise-2329	504	100	.	.	.
huygens-treatise-2329	505	1	This	this	DT
huygens-treatise-2329	505	2	proportion	proportion	NN
huygens-treatise-2329	505	3	,	,	,
huygens-treatise-2329	505	4	as	as	IN
huygens-treatise-2329	505	5	I	-PRON-	PRP
huygens-treatise-2329	505	6	have	have	VBP
huygens-treatise-2329	505	7	said	say	VBD
huygens-treatise-2329	505	8	,	,	,
huygens-treatise-2329	505	9	is	be	VBZ
huygens-treatise-2329	505	10	sufficiently	sufficiently	RB
huygens-treatise-2329	505	11	precisely	precisely	RB
huygens-treatise-2329	505	12	as	as	IN
huygens-treatise-2329	505	13	5	5	CD
huygens-treatise-2329	505	14	to	to	IN
huygens-treatise-2329	505	15	3	3	CD
huygens-treatise-2329	505	16	,	,	,
huygens-treatise-2329	505	17	and	and	CC
huygens-treatise-2329	505	18	is	be	VBZ
huygens-treatise-2329	505	19	always	always	RB
huygens-treatise-2329	505	20	the	the	DT
huygens-treatise-2329	505	21	same	same	JJ
huygens-treatise-2329	505	22	for	for	IN
huygens-treatise-2329	505	23	all	all	DT
huygens-treatise-2329	505	24	inclinations	inclination	NNS
huygens-treatise-2329	505	25	of	of	IN
huygens-treatise-2329	505	26	the	the	DT
huygens-treatise-2329	505	27	incident	incident	NN
huygens-treatise-2329	505	28	ray	ray	NN
huygens-treatise-2329	505	29	.	.	.
huygens-treatise-2329	506	1	14	14	CD
huygens-treatise-2329	506	2	.	.	.
huygens-treatise-2329	507	1	The	the	DT
huygens-treatise-2329	507	2	same	same	JJ
huygens-treatise-2329	507	3	mode	mode	NN
huygens-treatise-2329	507	4	of	of	IN
huygens-treatise-2329	507	5	observation	observation	NN
huygens-treatise-2329	507	6	has	have	VBZ
huygens-treatise-2329	507	7	also	also	RB
huygens-treatise-2329	507	8	served	serve	VBN
huygens-treatise-2329	507	9	me	-PRON-	PRP
huygens-treatise-2329	507	10	for	for	IN
huygens-treatise-2329	507	11	examining	examine	VBG
huygens-treatise-2329	507	12	the	the	DT
huygens-treatise-2329	507	13	extraordinary	extraordinary	JJ
huygens-treatise-2329	507	14	or	or	CC
huygens-treatise-2329	507	15	irregular	irregular	JJ
huygens-treatise-2329	507	16	refraction	refraction	NN
huygens-treatise-2329	507	17	of	of	IN
huygens-treatise-2329	507	18	this	this	DT
huygens-treatise-2329	507	19	Crystal	Crystal	NNP
huygens-treatise-2329	507	20	.	.	.
huygens-treatise-2329	508	1	For	for	IN
huygens-treatise-2329	508	2	,	,	,
huygens-treatise-2329	508	3	the	the	DT
huygens-treatise-2329	508	4	point	point	NN
huygens-treatise-2329	508	5	H	h	NN
huygens-treatise-2329	508	6	having	have	VBG
huygens-treatise-2329	508	7	been	be	VBN
huygens-treatise-2329	508	8	found	find	VBN
huygens-treatise-2329	508	9	and	and	CC
huygens-treatise-2329	508	10	marked	mark	VBN
huygens-treatise-2329	508	11	,	,	,
huygens-treatise-2329	508	12	as	as	IN
huygens-treatise-2329	508	13	aforesaid	aforesaid	JJ
huygens-treatise-2329	508	14	,	,	,
huygens-treatise-2329	508	15	directly	directly	RB
huygens-treatise-2329	508	16	above	above	IN
huygens-treatise-2329	508	17	the	the	DT
huygens-treatise-2329	508	18	point	point	NN
huygens-treatise-2329	508	19	E	e	NN
huygens-treatise-2329	508	20	,	,	,
huygens-treatise-2329	508	21	I	-PRON-	PRP
huygens-treatise-2329	508	22	observed	observe	VBD
huygens-treatise-2329	508	23	the	the	DT
huygens-treatise-2329	508	24	appearance	appearance	NN
huygens-treatise-2329	508	25	of	of	IN
huygens-treatise-2329	508	26	the	the	DT
huygens-treatise-2329	508	27	line	line	NN
huygens-treatise-2329	508	28	CD	cd	NN
huygens-treatise-2329	508	29	,	,	,
huygens-treatise-2329	508	30	which	which	WDT
huygens-treatise-2329	508	31	is	be	VBZ
huygens-treatise-2329	508	32	made	make	VBN
huygens-treatise-2329	508	33	by	by	IN
huygens-treatise-2329	508	34	the	the	DT
huygens-treatise-2329	508	35	extraordinary	extraordinary	JJ
huygens-treatise-2329	508	36	refraction	refraction	NN
huygens-treatise-2329	508	37	;	;	:
huygens-treatise-2329	508	38	and	and	CC
huygens-treatise-2329	508	39	having	have	VBG
huygens-treatise-2329	508	40	placed	place	VBN
huygens-treatise-2329	508	41	the	the	DT
huygens-treatise-2329	508	42	eye	eye	NN
huygens-treatise-2329	508	43	at	at	IN
huygens-treatise-2329	508	44	Q	Q	NNP
huygens-treatise-2329	508	45	,	,	,
huygens-treatise-2329	508	46	so	so	IN
huygens-treatise-2329	508	47	that	that	IN
huygens-treatise-2329	508	48	this	this	DT
huygens-treatise-2329	508	49	appearance	appearance	NN
huygens-treatise-2329	508	50	made	make	VBD
huygens-treatise-2329	508	51	a	a	DT
huygens-treatise-2329	508	52	straight	straight	JJ
huygens-treatise-2329	508	53	line	line	NN
huygens-treatise-2329	508	54	with	with	IN
huygens-treatise-2329	508	55	the	the	DT
huygens-treatise-2329	508	56	line	line	NN
huygens-treatise-2329	508	57	KL	KL	NNP
huygens-treatise-2329	508	58	viewed	view	VBD
huygens-treatise-2329	508	59	without	without	IN
huygens-treatise-2329	508	60	refraction	refraction	NN
huygens-treatise-2329	508	61	,	,	,
huygens-treatise-2329	508	62	I	-PRON-	PRP
huygens-treatise-2329	508	63	ascertained	ascertain	VBD
huygens-treatise-2329	508	64	the	the	DT
huygens-treatise-2329	508	65	triangles	triangle	NNS
huygens-treatise-2329	508	66	REH	REH	NNP
huygens-treatise-2329	508	67	,	,	,
huygens-treatise-2329	508	68	RES	RES	NNP
huygens-treatise-2329	508	69	,	,	,
huygens-treatise-2329	508	70	and	and	CC
huygens-treatise-2329	508	71	consequently	consequently	RB
huygens-treatise-2329	508	72	the	the	DT
huygens-treatise-2329	508	73	angles	angle	NNS
huygens-treatise-2329	508	74	RSH	RSH	NNP
huygens-treatise-2329	508	75	,	,	,
huygens-treatise-2329	508	76	RES	RES	NNP
huygens-treatise-2329	508	77	,	,	,
huygens-treatise-2329	508	78	which	which	WDT
huygens-treatise-2329	508	79	the	the	DT
huygens-treatise-2329	508	80	incident	incident	NN
huygens-treatise-2329	508	81	and	and	CC
huygens-treatise-2329	508	82	the	the	DT
huygens-treatise-2329	508	83	refracted	refracted	JJ
huygens-treatise-2329	508	84	ray	ray	NN
huygens-treatise-2329	508	85	make	make	VBP
huygens-treatise-2329	508	86	with	with	IN
huygens-treatise-2329	508	87	the	the	DT
huygens-treatise-2329	508	88	perpendicular	perpendicular	NN
huygens-treatise-2329	508	89	.	.	.
huygens-treatise-2329	509	1	15	15	CD
huygens-treatise-2329	509	2	.	.	.
huygens-treatise-2329	510	1	But	but	CC
huygens-treatise-2329	510	2	I	-PRON-	PRP
huygens-treatise-2329	510	3	found	find	VBD
huygens-treatise-2329	510	4	in	in	IN
huygens-treatise-2329	510	5	this	this	DT
huygens-treatise-2329	510	6	refraction	refraction	NN
huygens-treatise-2329	510	7	that	that	IN
huygens-treatise-2329	510	8	the	the	DT
huygens-treatise-2329	510	9	ratio	ratio	NN
huygens-treatise-2329	510	10	of	of	IN
huygens-treatise-2329	510	11	FR	FR	NNP
huygens-treatise-2329	510	12	to	to	IN
huygens-treatise-2329	510	13	RS	RS	NNP
huygens-treatise-2329	510	14	was	be	VBD
huygens-treatise-2329	510	15	not	not	RB
huygens-treatise-2329	510	16	constant	constant	JJ
huygens-treatise-2329	510	17	,	,	,
huygens-treatise-2329	510	18	like	like	IN
huygens-treatise-2329	510	19	the	the	DT
huygens-treatise-2329	510	20	ordinary	ordinary	JJ
huygens-treatise-2329	510	21	refraction	refraction	NN
huygens-treatise-2329	510	22	,	,	,
huygens-treatise-2329	510	23	but	but	CC
huygens-treatise-2329	510	24	that	that	IN
huygens-treatise-2329	510	25	it	-PRON-	PRP
huygens-treatise-2329	510	26	varied	vary	VBD
huygens-treatise-2329	510	27	with	with	IN
huygens-treatise-2329	510	28	the	the	DT
huygens-treatise-2329	510	29	varying	varying	NN
huygens-treatise-2329	510	30	obliquity	obliquity	NN
huygens-treatise-2329	510	31	of	of	IN
huygens-treatise-2329	510	32	the	the	DT
huygens-treatise-2329	510	33	incident	incident	NN
huygens-treatise-2329	510	34	ray	ray	NN
huygens-treatise-2329	510	35	.	.	.
huygens-treatise-2329	511	1	16	16	CD
huygens-treatise-2329	511	2	.	.	.
huygens-treatise-2329	512	1	I	-PRON-	PRP
huygens-treatise-2329	512	2	found	find	VBD
huygens-treatise-2329	512	3	also	also	RB
huygens-treatise-2329	512	4	that	that	IN
huygens-treatise-2329	512	5	when	when	WRB
huygens-treatise-2329	512	6	QRE	QRE	NNP
huygens-treatise-2329	512	7	made	make	VBD
huygens-treatise-2329	512	8	a	a	DT
huygens-treatise-2329	512	9	straight	straight	JJ
huygens-treatise-2329	512	10	line	line	NN
huygens-treatise-2329	512	11	,	,	,
huygens-treatise-2329	512	12	that	that	RB
huygens-treatise-2329	512	13	is	is	RB
huygens-treatise-2329	512	14	,	,	,
huygens-treatise-2329	512	15	when	when	WRB
huygens-treatise-2329	512	16	the	the	DT
huygens-treatise-2329	512	17	incident	incident	NN
huygens-treatise-2329	512	18	ray	ray	NN
huygens-treatise-2329	512	19	entered	enter	VBD
huygens-treatise-2329	512	20	the	the	DT
huygens-treatise-2329	512	21	Crystal	Crystal	NNP
huygens-treatise-2329	512	22	without	without	IN
huygens-treatise-2329	512	23	being	be	VBG
huygens-treatise-2329	512	24	refracted	refract	VBN
huygens-treatise-2329	512	25	(	(	-LRB-
huygens-treatise-2329	512	26	as	as	IN
huygens-treatise-2329	512	27	I	-PRON-	PRP
huygens-treatise-2329	512	28	ascertained	ascertain	VBD
huygens-treatise-2329	512	29	by	by	IN
huygens-treatise-2329	512	30	the	the	DT
huygens-treatise-2329	512	31	circumstance	circumstance	NN
huygens-treatise-2329	512	32	that	that	WDT
huygens-treatise-2329	512	33	then	then	RB
huygens-treatise-2329	512	34	the	the	DT
huygens-treatise-2329	512	35	point	point	NN
huygens-treatise-2329	512	36	E	e	NN
huygens-treatise-2329	512	37	viewed	view	VBN
huygens-treatise-2329	512	38	by	by	IN
huygens-treatise-2329	512	39	the	the	DT
huygens-treatise-2329	512	40	extraordinary	extraordinary	JJ
huygens-treatise-2329	512	41	refraction	refraction	NN
huygens-treatise-2329	512	42	appeared	appear	VBD
huygens-treatise-2329	512	43	in	in	IN
huygens-treatise-2329	512	44	the	the	DT
huygens-treatise-2329	512	45	line	line	NN
huygens-treatise-2329	512	46	CD	cd	NN
huygens-treatise-2329	512	47	,	,	,
huygens-treatise-2329	512	48	as	as	IN
huygens-treatise-2329	512	49	seen	see	VBN
huygens-treatise-2329	512	50	without	without	IN
huygens-treatise-2329	512	51	refraction	refraction	NN
huygens-treatise-2329	512	52	)	)	-RRB-
huygens-treatise-2329	512	53	I	-PRON-	PRP
huygens-treatise-2329	512	54	found	find	VBD
huygens-treatise-2329	512	55	,	,	,
huygens-treatise-2329	512	56	I	-PRON-	PRP
huygens-treatise-2329	512	57	say	say	VBP
huygens-treatise-2329	512	58	,	,	,
huygens-treatise-2329	512	59	then	then	RB
huygens-treatise-2329	512	60	that	that	IN
huygens-treatise-2329	512	61	the	the	DT
huygens-treatise-2329	512	62	angle	angle	NN
huygens-treatise-2329	512	63	QRG	QRG	NNP
huygens-treatise-2329	512	64	was	be	VBD
huygens-treatise-2329	512	65	73	73	CD
huygens-treatise-2329	512	66	degrees	degree	NNS
huygens-treatise-2329	512	67	20	20	CD
huygens-treatise-2329	512	68	minutes	minute	NNS
huygens-treatise-2329	512	69	,	,	,
huygens-treatise-2329	512	70	as	as	IN
huygens-treatise-2329	512	71	has	have	VBZ
huygens-treatise-2329	512	72	been	be	VBN
huygens-treatise-2329	512	73	already	already	RB
huygens-treatise-2329	512	74	remarked	remark	VBN
huygens-treatise-2329	512	75	;	;	:
huygens-treatise-2329	512	76	and	and	CC
huygens-treatise-2329	512	77	so	so	RB
huygens-treatise-2329	512	78	it	-PRON-	PRP
huygens-treatise-2329	512	79	is	be	VBZ
huygens-treatise-2329	512	80	not	not	RB
huygens-treatise-2329	512	81	the	the	DT
huygens-treatise-2329	512	82	ray	ray	NN
huygens-treatise-2329	512	83	parallel	parallel	RB
huygens-treatise-2329	512	84	to	to	IN
huygens-treatise-2329	512	85	the	the	DT
huygens-treatise-2329	512	86	edge	edge	NN
huygens-treatise-2329	512	87	of	of	IN
huygens-treatise-2329	512	88	the	the	DT
huygens-treatise-2329	512	89	Crystal	Crystal	NNP
huygens-treatise-2329	512	90	,	,	,
huygens-treatise-2329	512	91	which	which	WDT
huygens-treatise-2329	512	92	crosses	cross	VBZ
huygens-treatise-2329	512	93	it	-PRON-	PRP
huygens-treatise-2329	512	94	in	in	IN
huygens-treatise-2329	512	95	a	a	DT
huygens-treatise-2329	512	96	straight	straight	JJ
huygens-treatise-2329	512	97	line	line	NN
huygens-treatise-2329	512	98	without	without	IN
huygens-treatise-2329	512	99	being	be	VBG
huygens-treatise-2329	512	100	refracted	refract	VBN
huygens-treatise-2329	512	101	,	,	,
huygens-treatise-2329	512	102	as	as	IN
huygens-treatise-2329	512	103	Mr.	Mr.	NNP
huygens-treatise-2329	512	104	Bartholinus	Bartholinus	NNP
huygens-treatise-2329	512	105	believed	believe	VBD
huygens-treatise-2329	512	106	,	,	,
huygens-treatise-2329	512	107	since	since	IN
huygens-treatise-2329	512	108	that	that	DT
huygens-treatise-2329	512	109	inclination	inclination	NN
huygens-treatise-2329	512	110	is	be	VBZ
huygens-treatise-2329	512	111	only	only	RB
huygens-treatise-2329	512	112	70	70	CD
huygens-treatise-2329	512	113	degrees	degree	NNS
huygens-treatise-2329	512	114	57	57	CD
huygens-treatise-2329	512	115	minutes	minute	NNS
huygens-treatise-2329	512	116	,	,	,
huygens-treatise-2329	512	117	as	as	IN
huygens-treatise-2329	512	118	was	be	VBD
huygens-treatise-2329	512	119	stated	state	VBN
huygens-treatise-2329	512	120	above	above	RB
huygens-treatise-2329	512	121	.	.	.
huygens-treatise-2329	513	1	And	and	CC
huygens-treatise-2329	513	2	this	this	DT
huygens-treatise-2329	513	3	is	be	VBZ
huygens-treatise-2329	513	4	to	to	TO
huygens-treatise-2329	513	5	be	be	VB
huygens-treatise-2329	513	6	noted	note	VBN
huygens-treatise-2329	513	7	,	,	,
huygens-treatise-2329	513	8	in	in	IN
huygens-treatise-2329	513	9	order	order	NN
huygens-treatise-2329	513	10	that	that	IN
huygens-treatise-2329	513	11	no	no	DT
huygens-treatise-2329	513	12	one	one	NN
huygens-treatise-2329	513	13	may	may	MD
huygens-treatise-2329	513	14	search	search	VB
huygens-treatise-2329	513	15	in	in	RP
huygens-treatise-2329	513	16	vain	vain	NN
huygens-treatise-2329	513	17	for	for	IN
huygens-treatise-2329	513	18	the	the	DT
huygens-treatise-2329	513	19	cause	cause	NN
huygens-treatise-2329	513	20	of	of	IN
huygens-treatise-2329	513	21	the	the	DT
huygens-treatise-2329	513	22	singular	singular	JJ
huygens-treatise-2329	513	23	property	property	NN
huygens-treatise-2329	513	24	of	of	IN
huygens-treatise-2329	513	25	this	this	DT
huygens-treatise-2329	513	26	ray	ray	NN
huygens-treatise-2329	513	27	in	in	IN
huygens-treatise-2329	513	28	its	-PRON-	PRP$
huygens-treatise-2329	513	29	parallelism	parallelism	NN
huygens-treatise-2329	513	30	to	to	IN
huygens-treatise-2329	513	31	the	the	DT
huygens-treatise-2329	513	32	edges	edge	NNS
huygens-treatise-2329	513	33	mentioned	mention	VBN
huygens-treatise-2329	513	34	.	.	.
huygens-treatise-2329	514	1	[	[	-LRB-
huygens-treatise-2329	514	2	Illustration	illustration	NN
huygens-treatise-2329	514	3	]	]	-RRB-
huygens-treatise-2329	514	4	17	17	CD
huygens-treatise-2329	514	5	.	.	.
huygens-treatise-2329	515	1	Finally	finally	RB
huygens-treatise-2329	515	2	,	,	,
huygens-treatise-2329	515	3	continuing	continue	VBG
huygens-treatise-2329	515	4	my	-PRON-	PRP$
huygens-treatise-2329	515	5	observations	observation	NNS
huygens-treatise-2329	515	6	to	to	TO
huygens-treatise-2329	515	7	discover	discover	VB
huygens-treatise-2329	515	8	the	the	DT
huygens-treatise-2329	515	9	nature	nature	NN
huygens-treatise-2329	515	10	of	of	IN
huygens-treatise-2329	515	11	this	this	DT
huygens-treatise-2329	515	12	refraction	refraction	NN
huygens-treatise-2329	515	13	,	,	,
huygens-treatise-2329	515	14	I	-PRON-	PRP
huygens-treatise-2329	515	15	learned	learn	VBD
huygens-treatise-2329	515	16	that	that	IN
huygens-treatise-2329	515	17	it	-PRON-	PRP
huygens-treatise-2329	515	18	obeyed	obey	VBD
huygens-treatise-2329	515	19	the	the	DT
huygens-treatise-2329	515	20	following	follow	VBG
huygens-treatise-2329	515	21	remarkable	remarkable	JJ
huygens-treatise-2329	515	22	rule	rule	NN
huygens-treatise-2329	515	23	.	.	.
huygens-treatise-2329	516	1	Let	let	VB
huygens-treatise-2329	516	2	the	the	DT
huygens-treatise-2329	516	3	parallelogram	parallelogram	NN
huygens-treatise-2329	516	4	GCFH	GCFH	NNP
huygens-treatise-2329	516	5	,	,	,
huygens-treatise-2329	516	6	made	make	VBN
huygens-treatise-2329	516	7	by	by	IN
huygens-treatise-2329	516	8	the	the	DT
huygens-treatise-2329	516	9	principal	principal	JJ
huygens-treatise-2329	516	10	section	section	NN
huygens-treatise-2329	516	11	of	of	IN
huygens-treatise-2329	516	12	the	the	DT
huygens-treatise-2329	516	13	Crystal	Crystal	NNP
huygens-treatise-2329	516	14	,	,	,
huygens-treatise-2329	516	15	as	as	RB
huygens-treatise-2329	516	16	previously	previously	RB
huygens-treatise-2329	516	17	determined	determine	VBN
huygens-treatise-2329	516	18	,	,	,
huygens-treatise-2329	516	19	be	be	VB
huygens-treatise-2329	516	20	traced	trace	VBN
huygens-treatise-2329	516	21	separately	separately	RB
huygens-treatise-2329	516	22	.	.	.
huygens-treatise-2329	517	1	I	-PRON-	PRP
huygens-treatise-2329	517	2	found	find	VBD
huygens-treatise-2329	517	3	then	then	RB
huygens-treatise-2329	517	4	that	that	IN
huygens-treatise-2329	517	5	always	always	RB
huygens-treatise-2329	517	6	,	,	,
huygens-treatise-2329	517	7	when	when	WRB
huygens-treatise-2329	517	8	the	the	DT
huygens-treatise-2329	517	9	inclinations	inclination	NNS
huygens-treatise-2329	517	10	of	of	IN
huygens-treatise-2329	517	11	two	two	CD
huygens-treatise-2329	517	12	rays	ray	NNS
huygens-treatise-2329	517	13	which	which	WDT
huygens-treatise-2329	517	14	come	come	VBP
huygens-treatise-2329	517	15	from	from	IN
huygens-treatise-2329	517	16	opposite	opposite	JJ
huygens-treatise-2329	517	17	sides	side	NNS
huygens-treatise-2329	517	18	,	,	,
huygens-treatise-2329	517	19	as	as	IN
huygens-treatise-2329	517	20	VK	VK	NNP
huygens-treatise-2329	517	21	,	,	,
huygens-treatise-2329	517	22	SK	SK	NNP
huygens-treatise-2329	517	23	here	here	RB
huygens-treatise-2329	517	24	,	,	,
huygens-treatise-2329	517	25	are	be	VBP
huygens-treatise-2329	517	26	equal	equal	JJ
huygens-treatise-2329	517	27	,	,	,
huygens-treatise-2329	517	28	their	-PRON-	PRP$
huygens-treatise-2329	517	29	refractions	refraction	NNS
huygens-treatise-2329	517	30	KX	KX	NNP
huygens-treatise-2329	517	31	and	and	CC
huygens-treatise-2329	517	32	KT	KT	NNP
huygens-treatise-2329	517	33	meet	meet	VBP
huygens-treatise-2329	517	34	the	the	DT
huygens-treatise-2329	517	35	bottom	bottom	JJ
huygens-treatise-2329	517	36	line	line	NN
huygens-treatise-2329	517	37	HF	HF	NNP
huygens-treatise-2329	517	38	in	in	IN
huygens-treatise-2329	517	39	such	such	JJ
huygens-treatise-2329	517	40	wise	wise	JJ
huygens-treatise-2329	517	41	that	that	IN
huygens-treatise-2329	517	42	points	point	NNS
huygens-treatise-2329	517	43	X	X	NNP
huygens-treatise-2329	517	44	and	and	CC
huygens-treatise-2329	517	45	T	t	NN
huygens-treatise-2329	517	46	are	be	VBP
huygens-treatise-2329	517	47	equally	equally	RB
huygens-treatise-2329	517	48	distant	distant	JJ
huygens-treatise-2329	517	49	from	from	IN
huygens-treatise-2329	517	50	the	the	DT
huygens-treatise-2329	517	51	point	point	NN
huygens-treatise-2329	517	52	M	M	NNP
huygens-treatise-2329	517	53	,	,	,
huygens-treatise-2329	517	54	where	where	WRB
huygens-treatise-2329	517	55	the	the	DT
huygens-treatise-2329	517	56	refraction	refraction	NN
huygens-treatise-2329	517	57	of	of	IN
huygens-treatise-2329	517	58	the	the	DT
huygens-treatise-2329	517	59	perpendicular	perpendicular	JJ
huygens-treatise-2329	517	60	ray	ray	NNP
huygens-treatise-2329	517	61	IK	IK	NNP
huygens-treatise-2329	517	62	falls	fall	VBZ
huygens-treatise-2329	517	63	;	;	:
huygens-treatise-2329	517	64	and	and	CC
huygens-treatise-2329	517	65	this	this	DT
huygens-treatise-2329	517	66	occurs	occur	VBZ
huygens-treatise-2329	517	67	also	also	RB
huygens-treatise-2329	517	68	for	for	IN
huygens-treatise-2329	517	69	refractions	refraction	NNS
huygens-treatise-2329	517	70	in	in	IN
huygens-treatise-2329	517	71	other	other	JJ
huygens-treatise-2329	517	72	sections	section	NNS
huygens-treatise-2329	517	73	of	of	IN
huygens-treatise-2329	517	74	this	this	DT
huygens-treatise-2329	517	75	Crystal	Crystal	NNP
huygens-treatise-2329	517	76	.	.	.
huygens-treatise-2329	518	1	But	but	CC
huygens-treatise-2329	518	2	before	before	IN
huygens-treatise-2329	518	3	speaking	speak	VBG
huygens-treatise-2329	518	4	of	of	IN
huygens-treatise-2329	518	5	those	those	DT
huygens-treatise-2329	518	6	,	,	,
huygens-treatise-2329	518	7	which	which	WDT
huygens-treatise-2329	518	8	have	have	VBP
huygens-treatise-2329	518	9	also	also	RB
huygens-treatise-2329	518	10	other	other	JJ
huygens-treatise-2329	518	11	particular	particular	JJ
huygens-treatise-2329	518	12	properties	property	NNS
huygens-treatise-2329	518	13	,	,	,
huygens-treatise-2329	518	14	we	-PRON-	PRP
huygens-treatise-2329	518	15	will	will	MD
huygens-treatise-2329	518	16	investigate	investigate	VB
huygens-treatise-2329	518	17	the	the	DT
huygens-treatise-2329	518	18	causes	cause	NNS
huygens-treatise-2329	518	19	of	of	IN
huygens-treatise-2329	518	20	the	the	DT
huygens-treatise-2329	518	21	phenomena	phenomenon	NNS
huygens-treatise-2329	518	22	which	which	WDT
huygens-treatise-2329	518	23	I	-PRON-	PRP
huygens-treatise-2329	518	24	have	have	VBP
huygens-treatise-2329	518	25	already	already	RB
huygens-treatise-2329	518	26	reported	report	VBN
huygens-treatise-2329	518	27	.	.	.
huygens-treatise-2329	519	1	It	-PRON-	PRP
huygens-treatise-2329	519	2	was	be	VBD
huygens-treatise-2329	519	3	after	after	IN
huygens-treatise-2329	519	4	having	have	VBG
huygens-treatise-2329	519	5	explained	explain	VBN
huygens-treatise-2329	519	6	the	the	DT
huygens-treatise-2329	519	7	refraction	refraction	NN
huygens-treatise-2329	519	8	of	of	IN
huygens-treatise-2329	519	9	ordinary	ordinary	JJ
huygens-treatise-2329	519	10	transparent	transparent	JJ
huygens-treatise-2329	519	11	bodies	body	NNS
huygens-treatise-2329	519	12	by	by	IN
huygens-treatise-2329	519	13	means	mean	NNS
huygens-treatise-2329	519	14	of	of	IN
huygens-treatise-2329	519	15	the	the	DT
huygens-treatise-2329	519	16	spherical	spherical	JJ
huygens-treatise-2329	519	17	emanations	emanation	NNS
huygens-treatise-2329	519	18	of	of	IN
huygens-treatise-2329	519	19	light	light	NN
huygens-treatise-2329	519	20	,	,	,
huygens-treatise-2329	519	21	as	as	IN
huygens-treatise-2329	519	22	above	above	RB
huygens-treatise-2329	519	23	,	,	,
huygens-treatise-2329	519	24	that	that	IN
huygens-treatise-2329	519	25	I	-PRON-	PRP
huygens-treatise-2329	519	26	resumed	resume	VBD
huygens-treatise-2329	519	27	my	-PRON-	PRP$
huygens-treatise-2329	519	28	examination	examination	NN
huygens-treatise-2329	519	29	of	of	IN
huygens-treatise-2329	519	30	the	the	DT
huygens-treatise-2329	519	31	nature	nature	NN
huygens-treatise-2329	519	32	of	of	IN
huygens-treatise-2329	519	33	this	this	DT
huygens-treatise-2329	519	34	Crystal	Crystal	NNP
huygens-treatise-2329	519	35	,	,	,
huygens-treatise-2329	519	36	wherein	wherein	WRB
huygens-treatise-2329	519	37	I	-PRON-	PRP
huygens-treatise-2329	519	38	had	have	VBD
huygens-treatise-2329	519	39	previously	previously	RB
huygens-treatise-2329	519	40	been	be	VBN
huygens-treatise-2329	519	41	unable	unable	JJ
huygens-treatise-2329	519	42	to	to	TO
huygens-treatise-2329	519	43	discover	discover	VB
huygens-treatise-2329	519	44	anything	anything	NN
huygens-treatise-2329	519	45	.	.	.
huygens-treatise-2329	520	1	18	18	CD
huygens-treatise-2329	520	2	.	.	.
huygens-treatise-2329	521	1	As	as	IN
huygens-treatise-2329	521	2	there	there	EX
huygens-treatise-2329	521	3	were	be	VBD
huygens-treatise-2329	521	4	two	two	CD
huygens-treatise-2329	521	5	different	different	JJ
huygens-treatise-2329	521	6	refractions	refraction	NNS
huygens-treatise-2329	521	7	,	,	,
huygens-treatise-2329	521	8	I	-PRON-	PRP
huygens-treatise-2329	521	9	conceived	conceive	VBD
huygens-treatise-2329	521	10	that	that	IN
huygens-treatise-2329	521	11	there	there	EX
huygens-treatise-2329	521	12	were	be	VBD
huygens-treatise-2329	521	13	also	also	RB
huygens-treatise-2329	521	14	two	two	CD
huygens-treatise-2329	521	15	different	different	JJ
huygens-treatise-2329	521	16	emanations	emanation	NNS
huygens-treatise-2329	521	17	of	of	IN
huygens-treatise-2329	521	18	waves	wave	NNS
huygens-treatise-2329	521	19	of	of	IN
huygens-treatise-2329	521	20	light	light	NN
huygens-treatise-2329	521	21	,	,	,
huygens-treatise-2329	521	22	and	and	CC
huygens-treatise-2329	521	23	that	that	IN
huygens-treatise-2329	521	24	one	one	PRP
huygens-treatise-2329	521	25	could	could	MD
huygens-treatise-2329	521	26	occur	occur	VB
huygens-treatise-2329	521	27	in	in	IN
huygens-treatise-2329	521	28	the	the	DT
huygens-treatise-2329	521	29	ethereal	ethereal	JJ
huygens-treatise-2329	521	30	matter	matter	NN
huygens-treatise-2329	521	31	extending	extend	VBG
huygens-treatise-2329	521	32	through	through	IN
huygens-treatise-2329	521	33	the	the	DT
huygens-treatise-2329	521	34	body	body	NN
huygens-treatise-2329	521	35	of	of	IN
huygens-treatise-2329	521	36	the	the	DT
huygens-treatise-2329	521	37	Crystal	Crystal	NNP
huygens-treatise-2329	521	38	.	.	.
huygens-treatise-2329	522	1	Which	which	WDT
huygens-treatise-2329	522	2	matter	matter	NN
huygens-treatise-2329	522	3	,	,	,
huygens-treatise-2329	522	4	being	be	VBG
huygens-treatise-2329	522	5	present	present	JJ
huygens-treatise-2329	522	6	in	in	IN
huygens-treatise-2329	522	7	much	much	RB
huygens-treatise-2329	522	8	larger	large	JJR
huygens-treatise-2329	522	9	quantity	quantity	NN
huygens-treatise-2329	522	10	than	than	IN
huygens-treatise-2329	522	11	is	be	VBZ
huygens-treatise-2329	522	12	that	that	DT
huygens-treatise-2329	522	13	of	of	IN
huygens-treatise-2329	522	14	the	the	DT
huygens-treatise-2329	522	15	particles	particle	NNS
huygens-treatise-2329	522	16	which	which	WDT
huygens-treatise-2329	522	17	compose	compose	VBP
huygens-treatise-2329	522	18	it	-PRON-	PRP
huygens-treatise-2329	522	19	,	,	,
huygens-treatise-2329	522	20	was	be	VBD
huygens-treatise-2329	522	21	alone	alone	RB
huygens-treatise-2329	522	22	capable	capable	JJ
huygens-treatise-2329	522	23	of	of	IN
huygens-treatise-2329	522	24	causing	cause	VBG
huygens-treatise-2329	522	25	transparency	transparency	NN
huygens-treatise-2329	522	26	,	,	,
huygens-treatise-2329	522	27	according	accord	VBG
huygens-treatise-2329	522	28	to	to	IN
huygens-treatise-2329	522	29	what	what	WP
huygens-treatise-2329	522	30	has	have	VBZ
huygens-treatise-2329	522	31	been	be	VBN
huygens-treatise-2329	522	32	explained	explain	VBN
huygens-treatise-2329	522	33	heretofore	heretofore	RB
huygens-treatise-2329	522	34	.	.	.
huygens-treatise-2329	523	1	I	-PRON-	PRP
huygens-treatise-2329	523	2	attributed	attribute	VBD
huygens-treatise-2329	523	3	to	to	IN
huygens-treatise-2329	523	4	this	this	DT
huygens-treatise-2329	523	5	emanation	emanation	NN
huygens-treatise-2329	523	6	of	of	IN
huygens-treatise-2329	523	7	waves	wave	NNS
huygens-treatise-2329	523	8	the	the	DT
huygens-treatise-2329	523	9	regular	regular	JJ
huygens-treatise-2329	523	10	refraction	refraction	NN
huygens-treatise-2329	523	11	which	which	WDT
huygens-treatise-2329	523	12	is	be	VBZ
huygens-treatise-2329	523	13	observed	observe	VBN
huygens-treatise-2329	523	14	in	in	IN
huygens-treatise-2329	523	15	this	this	DT
huygens-treatise-2329	523	16	stone	stone	NN
huygens-treatise-2329	523	17	,	,	,
huygens-treatise-2329	523	18	by	by	IN
huygens-treatise-2329	523	19	supposing	suppose	VBG
huygens-treatise-2329	523	20	these	these	DT
huygens-treatise-2329	523	21	waves	wave	NNS
huygens-treatise-2329	523	22	to	to	TO
huygens-treatise-2329	523	23	be	be	VB
huygens-treatise-2329	523	24	ordinarily	ordinarily	RB
huygens-treatise-2329	523	25	of	of	IN
huygens-treatise-2329	523	26	spherical	spherical	JJ
huygens-treatise-2329	523	27	form	form	NN
huygens-treatise-2329	523	28	,	,	,
huygens-treatise-2329	523	29	and	and	CC
huygens-treatise-2329	523	30	having	have	VBG
huygens-treatise-2329	523	31	a	a	DT
huygens-treatise-2329	523	32	slower	slow	JJR
huygens-treatise-2329	523	33	progression	progression	NN
huygens-treatise-2329	523	34	within	within	IN
huygens-treatise-2329	523	35	the	the	DT
huygens-treatise-2329	523	36	Crystal	Crystal	NNP
huygens-treatise-2329	523	37	than	than	IN
huygens-treatise-2329	523	38	they	-PRON-	PRP
huygens-treatise-2329	523	39	have	have	VBP
huygens-treatise-2329	523	40	outside	outside	IN
huygens-treatise-2329	523	41	it	-PRON-	PRP
huygens-treatise-2329	523	42	;	;	:
huygens-treatise-2329	523	43	whence	whence	NN
huygens-treatise-2329	523	44	proceeds	proceed	VBZ
huygens-treatise-2329	523	45	refraction	refraction	NN
huygens-treatise-2329	523	46	as	as	IN
huygens-treatise-2329	523	47	I	-PRON-	PRP
huygens-treatise-2329	523	48	have	have	VBP
huygens-treatise-2329	523	49	demonstrated	demonstrate	VBN
huygens-treatise-2329	523	50	.	.	.
huygens-treatise-2329	524	1	19	19	CD
huygens-treatise-2329	524	2	.	.	.
huygens-treatise-2329	525	1	As	as	IN
huygens-treatise-2329	525	2	to	to	IN
huygens-treatise-2329	525	3	the	the	DT
huygens-treatise-2329	525	4	other	other	JJ
huygens-treatise-2329	525	5	emanation	emanation	NN
huygens-treatise-2329	525	6	which	which	WDT
huygens-treatise-2329	525	7	should	should	MD
huygens-treatise-2329	525	8	produce	produce	VB
huygens-treatise-2329	525	9	the	the	DT
huygens-treatise-2329	525	10	irregular	irregular	JJ
huygens-treatise-2329	525	11	refraction	refraction	NN
huygens-treatise-2329	525	12	,	,	,
huygens-treatise-2329	525	13	I	-PRON-	PRP
huygens-treatise-2329	525	14	wished	wish	VBD
huygens-treatise-2329	525	15	to	to	TO
huygens-treatise-2329	525	16	try	try	VB
huygens-treatise-2329	525	17	what	what	WP
huygens-treatise-2329	525	18	Elliptical	elliptical	JJ
huygens-treatise-2329	525	19	waves	wave	NNS
huygens-treatise-2329	525	20	,	,	,
huygens-treatise-2329	525	21	or	or	CC
huygens-treatise-2329	525	22	rather	rather	RB
huygens-treatise-2329	525	23	spheroidal	spheroidal	JJ
huygens-treatise-2329	525	24	waves	wave	NNS
huygens-treatise-2329	525	25	,	,	,
huygens-treatise-2329	525	26	would	would	MD
huygens-treatise-2329	525	27	do	do	VB
huygens-treatise-2329	525	28	;	;	:
huygens-treatise-2329	525	29	and	and	CC
huygens-treatise-2329	525	30	these	these	DT
huygens-treatise-2329	525	31	I	-PRON-	PRP
huygens-treatise-2329	525	32	supposed	suppose	VBD
huygens-treatise-2329	525	33	would	would	MD
huygens-treatise-2329	525	34	spread	spread	VB
huygens-treatise-2329	525	35	indifferently	indifferently	RB
huygens-treatise-2329	525	36	both	both	CC
huygens-treatise-2329	525	37	in	in	IN
huygens-treatise-2329	525	38	the	the	DT
huygens-treatise-2329	525	39	ethereal	ethereal	JJ
huygens-treatise-2329	525	40	matter	matter	NN
huygens-treatise-2329	525	41	diffused	diffuse	VBD
huygens-treatise-2329	525	42	throughout	throughout	IN
huygens-treatise-2329	525	43	the	the	DT
huygens-treatise-2329	525	44	crystal	crystal	NN
huygens-treatise-2329	525	45	and	and	CC
huygens-treatise-2329	525	46	in	in	IN
huygens-treatise-2329	525	47	the	the	DT
huygens-treatise-2329	525	48	particles	particle	NNS
huygens-treatise-2329	525	49	of	of	IN
huygens-treatise-2329	525	50	which	which	WDT
huygens-treatise-2329	525	51	it	-PRON-	PRP
huygens-treatise-2329	525	52	is	be	VBZ
huygens-treatise-2329	525	53	composed	compose	VBN
huygens-treatise-2329	525	54	,	,	,
huygens-treatise-2329	525	55	according	accord	VBG
huygens-treatise-2329	525	56	to	to	IN
huygens-treatise-2329	525	57	the	the	DT
huygens-treatise-2329	525	58	last	last	JJ
huygens-treatise-2329	525	59	mode	mode	NN
huygens-treatise-2329	525	60	in	in	IN
huygens-treatise-2329	525	61	which	which	WDT
huygens-treatise-2329	525	62	I	-PRON-	PRP
huygens-treatise-2329	525	63	have	have	VBP
huygens-treatise-2329	525	64	explained	explain	VBN
huygens-treatise-2329	525	65	transparency	transparency	NN
huygens-treatise-2329	525	66	.	.	.
huygens-treatise-2329	526	1	It	-PRON-	PRP
huygens-treatise-2329	526	2	seemed	seem	VBD
huygens-treatise-2329	526	3	to	to	IN
huygens-treatise-2329	526	4	me	-PRON-	PRP
huygens-treatise-2329	526	5	that	that	IN
huygens-treatise-2329	526	6	the	the	DT
huygens-treatise-2329	526	7	disposition	disposition	NN
huygens-treatise-2329	526	8	or	or	CC
huygens-treatise-2329	526	9	regular	regular	JJ
huygens-treatise-2329	526	10	arrangement	arrangement	NN
huygens-treatise-2329	526	11	of	of	IN
huygens-treatise-2329	526	12	these	these	DT
huygens-treatise-2329	526	13	particles	particle	NNS
huygens-treatise-2329	526	14	could	could	MD
huygens-treatise-2329	526	15	contribute	contribute	VB
huygens-treatise-2329	526	16	to	to	TO
huygens-treatise-2329	526	17	form	form	VB
huygens-treatise-2329	526	18	spheroidal	spheroidal	JJ
huygens-treatise-2329	526	19	waves	wave	NNS
huygens-treatise-2329	526	20	(	(	-LRB-
huygens-treatise-2329	526	21	nothing	nothing	NN
huygens-treatise-2329	526	22	more	more	JJR
huygens-treatise-2329	526	23	being	be	VBG
huygens-treatise-2329	526	24	required	require	VBN
huygens-treatise-2329	526	25	for	for	IN
huygens-treatise-2329	526	26	this	this	DT
huygens-treatise-2329	526	27	than	than	IN
huygens-treatise-2329	526	28	that	that	IN
huygens-treatise-2329	526	29	the	the	DT
huygens-treatise-2329	526	30	successive	successive	JJ
huygens-treatise-2329	526	31	movement	movement	NN
huygens-treatise-2329	526	32	of	of	IN
huygens-treatise-2329	526	33	light	light	NN
huygens-treatise-2329	526	34	should	should	MD
huygens-treatise-2329	526	35	spread	spread	VB
huygens-treatise-2329	526	36	a	a	DT
huygens-treatise-2329	526	37	little	little	RB
huygens-treatise-2329	526	38	more	more	RBR
huygens-treatise-2329	526	39	quickly	quickly	RB
huygens-treatise-2329	526	40	in	in	IN
huygens-treatise-2329	526	41	one	one	CD
huygens-treatise-2329	526	42	direction	direction	NN
huygens-treatise-2329	526	43	than	than	IN
huygens-treatise-2329	526	44	in	in	IN
huygens-treatise-2329	526	45	the	the	DT
huygens-treatise-2329	526	46	other	other	JJ
huygens-treatise-2329	526	47	)	)	-RRB-
huygens-treatise-2329	526	48	and	and	CC
huygens-treatise-2329	526	49	I	-PRON-	PRP
huygens-treatise-2329	526	50	scarcely	scarcely	RB
huygens-treatise-2329	526	51	doubted	doubt	VBD
huygens-treatise-2329	526	52	that	that	IN
huygens-treatise-2329	526	53	there	there	EX
huygens-treatise-2329	526	54	were	be	VBD
huygens-treatise-2329	526	55	in	in	IN
huygens-treatise-2329	526	56	this	this	DT
huygens-treatise-2329	526	57	crystal	crystal	NN
huygens-treatise-2329	526	58	such	such	PDT
huygens-treatise-2329	526	59	an	an	DT
huygens-treatise-2329	526	60	arrangement	arrangement	NN
huygens-treatise-2329	526	61	of	of	IN
huygens-treatise-2329	526	62	equal	equal	JJ
huygens-treatise-2329	526	63	and	and	CC
huygens-treatise-2329	526	64	similar	similar	JJ
huygens-treatise-2329	526	65	particles	particle	NNS
huygens-treatise-2329	526	66	,	,	,
huygens-treatise-2329	526	67	because	because	IN
huygens-treatise-2329	526	68	of	of	IN
huygens-treatise-2329	526	69	its	-PRON-	PRP$
huygens-treatise-2329	526	70	figure	figure	NN
huygens-treatise-2329	526	71	and	and	CC
huygens-treatise-2329	526	72	of	of	IN
huygens-treatise-2329	526	73	its	-PRON-	PRP$
huygens-treatise-2329	526	74	angles	angle	NNS
huygens-treatise-2329	526	75	with	with	IN
huygens-treatise-2329	526	76	their	-PRON-	PRP$
huygens-treatise-2329	526	77	determinate	determinate	NN
huygens-treatise-2329	526	78	and	and	CC
huygens-treatise-2329	526	79	invariable	invariable	JJ
huygens-treatise-2329	526	80	measure	measure	NN
huygens-treatise-2329	526	81	.	.	.
huygens-treatise-2329	527	1	Touching	touching	JJ
huygens-treatise-2329	527	2	which	which	WDT
huygens-treatise-2329	527	3	particles	particle	NNS
huygens-treatise-2329	527	4	,	,	,
huygens-treatise-2329	527	5	and	and	CC
huygens-treatise-2329	527	6	their	-PRON-	PRP$
huygens-treatise-2329	527	7	form	form	NN
huygens-treatise-2329	527	8	and	and	CC
huygens-treatise-2329	527	9	disposition	disposition	NN
huygens-treatise-2329	527	10	,	,	,
huygens-treatise-2329	527	11	I	-PRON-	PRP
huygens-treatise-2329	527	12	shall	shall	MD
huygens-treatise-2329	527	13	,	,	,
huygens-treatise-2329	527	14	at	at	IN
huygens-treatise-2329	527	15	the	the	DT
huygens-treatise-2329	527	16	end	end	NN
huygens-treatise-2329	527	17	of	of	IN
huygens-treatise-2329	527	18	this	this	DT
huygens-treatise-2329	527	19	Treatise	Treatise	NNP
huygens-treatise-2329	527	20	,	,	,
huygens-treatise-2329	527	21	propound	propound	IN
huygens-treatise-2329	527	22	my	-PRON-	PRP$
huygens-treatise-2329	527	23	conjectures	conjecture	NNS
huygens-treatise-2329	527	24	and	and	CC
huygens-treatise-2329	527	25	some	some	DT
huygens-treatise-2329	527	26	experiments	experiment	NNS
huygens-treatise-2329	527	27	which	which	WDT
huygens-treatise-2329	527	28	confirm	confirm	VBP
huygens-treatise-2329	527	29	them	-PRON-	PRP
huygens-treatise-2329	527	30	.	.	.
huygens-treatise-2329	528	1	20	20	CD
huygens-treatise-2329	528	2	.	.	.
huygens-treatise-2329	529	1	The	the	DT
huygens-treatise-2329	529	2	double	double	JJ
huygens-treatise-2329	529	3	emission	emission	NN
huygens-treatise-2329	529	4	of	of	IN
huygens-treatise-2329	529	5	waves	wave	NNS
huygens-treatise-2329	529	6	of	of	IN
huygens-treatise-2329	529	7	light	light	NN
huygens-treatise-2329	529	8	,	,	,
huygens-treatise-2329	529	9	which	which	WDT
huygens-treatise-2329	529	10	I	-PRON-	PRP
huygens-treatise-2329	529	11	had	have	VBD
huygens-treatise-2329	529	12	imagined	imagine	VBN
huygens-treatise-2329	529	13	,	,	,
huygens-treatise-2329	529	14	became	become	VBD
huygens-treatise-2329	529	15	more	more	RBR
huygens-treatise-2329	529	16	probable	probable	JJ
huygens-treatise-2329	529	17	to	to	IN
huygens-treatise-2329	529	18	me	-PRON-	PRP
huygens-treatise-2329	529	19	after	after	IN
huygens-treatise-2329	529	20	I	-PRON-	PRP
huygens-treatise-2329	529	21	had	have	VBD
huygens-treatise-2329	529	22	observed	observe	VBN
huygens-treatise-2329	529	23	a	a	DT
huygens-treatise-2329	529	24	certain	certain	JJ
huygens-treatise-2329	529	25	phenomenon	phenomenon	NN
huygens-treatise-2329	529	26	in	in	IN
huygens-treatise-2329	529	27	the	the	DT
huygens-treatise-2329	529	28	ordinary	ordinary	JJ
huygens-treatise-2329	529	29	[	[	-LRB-
huygens-treatise-2329	529	30	Rock	Rock	NNP
huygens-treatise-2329	529	31	]	]	-RRB-
huygens-treatise-2329	529	32	Crystal	Crystal	NNP
huygens-treatise-2329	529	33	,	,	,
huygens-treatise-2329	529	34	which	which	WDT
huygens-treatise-2329	529	35	occurs	occur	VBZ
huygens-treatise-2329	529	36	in	in	IN
huygens-treatise-2329	529	37	hexagonal	hexagonal	JJ
huygens-treatise-2329	529	38	form	form	NN
huygens-treatise-2329	529	39	,	,	,
huygens-treatise-2329	529	40	and	and	CC
huygens-treatise-2329	529	41	which	which	WDT
huygens-treatise-2329	529	42	,	,	,
huygens-treatise-2329	529	43	because	because	IN
huygens-treatise-2329	529	44	of	of	IN
huygens-treatise-2329	529	45	this	this	DT
huygens-treatise-2329	529	46	regularity	regularity	NN
huygens-treatise-2329	529	47	,	,	,
huygens-treatise-2329	529	48	seems	seem	VBZ
huygens-treatise-2329	529	49	also	also	RB
huygens-treatise-2329	529	50	to	to	TO
huygens-treatise-2329	529	51	be	be	VB
huygens-treatise-2329	529	52	composed	compose	VBN
huygens-treatise-2329	529	53	of	of	IN
huygens-treatise-2329	529	54	particles	particle	NNS
huygens-treatise-2329	529	55	,	,	,
huygens-treatise-2329	529	56	of	of	IN
huygens-treatise-2329	529	57	definite	definite	JJ
huygens-treatise-2329	529	58	figure	figure	NN
huygens-treatise-2329	529	59	,	,	,
huygens-treatise-2329	529	60	and	and	CC
huygens-treatise-2329	529	61	ranged	range	VBN
huygens-treatise-2329	529	62	in	in	IN
huygens-treatise-2329	529	63	order	order	NN
huygens-treatise-2329	529	64	.	.	.
huygens-treatise-2329	530	1	This	this	DT
huygens-treatise-2329	530	2	was	be	VBD
huygens-treatise-2329	530	3	,	,	,
huygens-treatise-2329	530	4	that	that	IN
huygens-treatise-2329	530	5	this	this	DT
huygens-treatise-2329	530	6	crystal	crystal	NN
huygens-treatise-2329	530	7	,	,	,
huygens-treatise-2329	530	8	as	as	RB
huygens-treatise-2329	530	9	well	well	RB
huygens-treatise-2329	530	10	as	as	IN
huygens-treatise-2329	530	11	that	that	DT
huygens-treatise-2329	530	12	from	from	IN
huygens-treatise-2329	530	13	Iceland	Iceland	NNP
huygens-treatise-2329	530	14	,	,	,
huygens-treatise-2329	530	15	has	have	VBZ
huygens-treatise-2329	530	16	a	a	DT
huygens-treatise-2329	530	17	double	double	JJ
huygens-treatise-2329	530	18	refraction	refraction	NN
huygens-treatise-2329	530	19	,	,	,
huygens-treatise-2329	530	20	though	though	IN
huygens-treatise-2329	530	21	less	less	RBR
huygens-treatise-2329	530	22	evident	evident	JJ
huygens-treatise-2329	530	23	.	.	.
huygens-treatise-2329	531	1	For	for	IN
huygens-treatise-2329	531	2	having	have	VBG
huygens-treatise-2329	531	3	had	have	VBD
huygens-treatise-2329	531	4	cut	cut	VBN
huygens-treatise-2329	531	5	from	from	IN
huygens-treatise-2329	531	6	it	-PRON-	PRP
huygens-treatise-2329	531	7	some	some	DT
huygens-treatise-2329	531	8	well	well	RB
huygens-treatise-2329	531	9	polished	polished	JJ
huygens-treatise-2329	531	10	Prisms	Prisms	NNPS
huygens-treatise-2329	531	11	of	of	IN
huygens-treatise-2329	531	12	different	different	JJ
huygens-treatise-2329	531	13	sections	section	NNS
huygens-treatise-2329	531	14	,	,	,
huygens-treatise-2329	531	15	I	-PRON-	PRP
huygens-treatise-2329	531	16	remarked	remark	VBD
huygens-treatise-2329	531	17	in	in	RP
huygens-treatise-2329	531	18	all	all	DT
huygens-treatise-2329	531	19	,	,	,
huygens-treatise-2329	531	20	in	in	IN
huygens-treatise-2329	531	21	viewing	view	VBG
huygens-treatise-2329	531	22	through	through	IN
huygens-treatise-2329	531	23	them	-PRON-	PRP
huygens-treatise-2329	531	24	the	the	DT
huygens-treatise-2329	531	25	flame	flame	NN
huygens-treatise-2329	531	26	of	of	IN
huygens-treatise-2329	531	27	a	a	DT
huygens-treatise-2329	531	28	candle	candle	NN
huygens-treatise-2329	531	29	or	or	CC
huygens-treatise-2329	531	30	the	the	DT
huygens-treatise-2329	531	31	lead	lead	NN
huygens-treatise-2329	531	32	of	of	IN
huygens-treatise-2329	531	33	window	window	NN
huygens-treatise-2329	531	34	panes	pane	NNS
huygens-treatise-2329	531	35	,	,	,
huygens-treatise-2329	531	36	that	that	IN
huygens-treatise-2329	531	37	everything	everything	NN
huygens-treatise-2329	531	38	appeared	appear	VBD
huygens-treatise-2329	531	39	double	double	JJ
huygens-treatise-2329	531	40	,	,	,
huygens-treatise-2329	531	41	though	though	RB
huygens-treatise-2329	531	42	with	with	IN
huygens-treatise-2329	531	43	images	image	NNS
huygens-treatise-2329	531	44	not	not	RB
huygens-treatise-2329	531	45	very	very	RB
huygens-treatise-2329	531	46	distant	distant	JJ
huygens-treatise-2329	531	47	from	from	IN
huygens-treatise-2329	531	48	one	one	CD
huygens-treatise-2329	531	49	another	another	DT
huygens-treatise-2329	531	50	.	.	.
huygens-treatise-2329	532	1	Whence	whence	UH
huygens-treatise-2329	532	2	I	-PRON-	PRP
huygens-treatise-2329	532	3	understood	understand	VBD
huygens-treatise-2329	532	4	the	the	DT
huygens-treatise-2329	532	5	reason	reason	NN
huygens-treatise-2329	532	6	why	why	WRB
huygens-treatise-2329	532	7	this	this	DT
huygens-treatise-2329	532	8	substance	substance	NN
huygens-treatise-2329	532	9	,	,	,
huygens-treatise-2329	532	10	though	though	IN
huygens-treatise-2329	532	11	so	so	RB
huygens-treatise-2329	532	12	transparent	transparent	JJ
huygens-treatise-2329	532	13	,	,	,
huygens-treatise-2329	532	14	is	be	VBZ
huygens-treatise-2329	532	15	useless	useless	JJ
huygens-treatise-2329	532	16	for	for	IN
huygens-treatise-2329	532	17	Telescopes	Telescopes	NNPS
huygens-treatise-2329	532	18	,	,	,
huygens-treatise-2329	532	19	when	when	WRB
huygens-treatise-2329	532	20	they	-PRON-	PRP
huygens-treatise-2329	532	21	have	have	VBP
huygens-treatise-2329	532	22	ever	ever	RB
huygens-treatise-2329	532	23	so	so	RB
huygens-treatise-2329	532	24	little	little	JJ
huygens-treatise-2329	532	25	length	length	NN
huygens-treatise-2329	532	26	.	.	.
huygens-treatise-2329	533	1	21	21	CD
huygens-treatise-2329	533	2	.	.	.
huygens-treatise-2329	534	1	Now	now	RB
huygens-treatise-2329	534	2	this	this	DT
huygens-treatise-2329	534	3	double	double	JJ
huygens-treatise-2329	534	4	refraction	refraction	NN
huygens-treatise-2329	534	5	,	,	,
huygens-treatise-2329	534	6	according	accord	VBG
huygens-treatise-2329	534	7	to	to	IN
huygens-treatise-2329	534	8	my	-PRON-	PRP$
huygens-treatise-2329	534	9	Theory	Theory	NNP
huygens-treatise-2329	534	10	hereinbefore	hereinbefore	NN
huygens-treatise-2329	534	11	established	establish	VBN
huygens-treatise-2329	534	12	,	,	,
huygens-treatise-2329	534	13	seemed	seem	VBD
huygens-treatise-2329	534	14	to	to	TO
huygens-treatise-2329	534	15	demand	demand	VB
huygens-treatise-2329	534	16	a	a	DT
huygens-treatise-2329	534	17	double	double	JJ
huygens-treatise-2329	534	18	emission	emission	NN
huygens-treatise-2329	534	19	of	of	IN
huygens-treatise-2329	534	20	waves	wave	NNS
huygens-treatise-2329	534	21	of	of	IN
huygens-treatise-2329	534	22	light	light	NN
huygens-treatise-2329	534	23	,	,	,
huygens-treatise-2329	534	24	both	both	DT
huygens-treatise-2329	534	25	of	of	IN
huygens-treatise-2329	534	26	them	-PRON-	PRP
huygens-treatise-2329	534	27	spherical	spherical	JJ
huygens-treatise-2329	534	28	(	(	-LRB-
huygens-treatise-2329	534	29	for	for	IN
huygens-treatise-2329	534	30	both	both	DT
huygens-treatise-2329	534	31	the	the	DT
huygens-treatise-2329	534	32	refractions	refraction	NNS
huygens-treatise-2329	534	33	are	be	VBP
huygens-treatise-2329	534	34	regular	regular	JJ
huygens-treatise-2329	534	35	)	)	-RRB-
huygens-treatise-2329	534	36	and	and	CC
huygens-treatise-2329	534	37	those	those	DT
huygens-treatise-2329	534	38	of	of	IN
huygens-treatise-2329	534	39	one	one	CD
huygens-treatise-2329	534	40	series	series	NN
huygens-treatise-2329	534	41	a	a	DT
huygens-treatise-2329	534	42	little	little	JJ
huygens-treatise-2329	534	43	slower	slow	JJR
huygens-treatise-2329	534	44	only	only	RB
huygens-treatise-2329	534	45	than	than	IN
huygens-treatise-2329	534	46	the	the	DT
huygens-treatise-2329	534	47	others	other	NNS
huygens-treatise-2329	534	48	.	.	.
huygens-treatise-2329	535	1	For	for	IN
huygens-treatise-2329	535	2	thus	thus	RB
huygens-treatise-2329	535	3	the	the	DT
huygens-treatise-2329	535	4	phenomenon	phenomenon	NN
huygens-treatise-2329	535	5	is	be	VBZ
huygens-treatise-2329	535	6	quite	quite	RB
huygens-treatise-2329	535	7	naturally	naturally	RB
huygens-treatise-2329	535	8	explained	explain	VBN
huygens-treatise-2329	535	9	,	,	,
huygens-treatise-2329	535	10	by	by	IN
huygens-treatise-2329	535	11	postulating	postulate	VBG
huygens-treatise-2329	535	12	substances	substance	NNS
huygens-treatise-2329	535	13	which	which	WDT
huygens-treatise-2329	535	14	serve	serve	VBP
huygens-treatise-2329	535	15	as	as	IN
huygens-treatise-2329	535	16	vehicle	vehicle	NN
huygens-treatise-2329	535	17	for	for	IN
huygens-treatise-2329	535	18	these	these	DT
huygens-treatise-2329	535	19	waves	wave	NNS
huygens-treatise-2329	535	20	,	,	,
huygens-treatise-2329	535	21	as	as	IN
huygens-treatise-2329	535	22	I	-PRON-	PRP
huygens-treatise-2329	535	23	have	have	VBP
huygens-treatise-2329	535	24	done	do	VBN
huygens-treatise-2329	535	25	in	in	IN
huygens-treatise-2329	535	26	the	the	DT
huygens-treatise-2329	535	27	case	case	NN
huygens-treatise-2329	535	28	of	of	IN
huygens-treatise-2329	535	29	Iceland	Iceland	NNP
huygens-treatise-2329	535	30	Crystal	Crystal	NNP
huygens-treatise-2329	535	31	.	.	.
huygens-treatise-2329	536	1	I	-PRON-	PRP
huygens-treatise-2329	536	2	had	have	VBD
huygens-treatise-2329	536	3	then	then	RB
huygens-treatise-2329	536	4	less	less	JJR
huygens-treatise-2329	536	5	trouble	trouble	NN
huygens-treatise-2329	536	6	after	after	IN
huygens-treatise-2329	536	7	that	that	DT
huygens-treatise-2329	536	8	in	in	IN
huygens-treatise-2329	536	9	admitting	admit	VBG
huygens-treatise-2329	536	10	two	two	CD
huygens-treatise-2329	536	11	emissions	emission	NNS
huygens-treatise-2329	536	12	of	of	IN
huygens-treatise-2329	536	13	waves	wave	NNS
huygens-treatise-2329	536	14	in	in	IN
huygens-treatise-2329	536	15	one	one	CD
huygens-treatise-2329	536	16	and	and	CC
huygens-treatise-2329	536	17	the	the	DT
huygens-treatise-2329	536	18	same	same	JJ
huygens-treatise-2329	536	19	body	body	NN
huygens-treatise-2329	536	20	.	.	.
huygens-treatise-2329	537	1	And	and	CC
huygens-treatise-2329	537	2	since	since	IN
huygens-treatise-2329	537	3	it	-PRON-	PRP
huygens-treatise-2329	537	4	might	may	MD
huygens-treatise-2329	537	5	have	have	VB
huygens-treatise-2329	537	6	been	be	VBN
huygens-treatise-2329	537	7	objected	object	VBN
huygens-treatise-2329	537	8	that	that	IN
huygens-treatise-2329	537	9	in	in	IN
huygens-treatise-2329	537	10	composing	compose	VBG
huygens-treatise-2329	537	11	these	these	DT
huygens-treatise-2329	537	12	two	two	CD
huygens-treatise-2329	537	13	kinds	kind	NNS
huygens-treatise-2329	537	14	of	of	IN
huygens-treatise-2329	537	15	crystal	crystal	NN
huygens-treatise-2329	537	16	of	of	IN
huygens-treatise-2329	537	17	equal	equal	JJ
huygens-treatise-2329	537	18	particles	particle	NNS
huygens-treatise-2329	537	19	of	of	IN
huygens-treatise-2329	537	20	a	a	DT
huygens-treatise-2329	537	21	certain	certain	JJ
huygens-treatise-2329	537	22	figure	figure	NN
huygens-treatise-2329	537	23	,	,	,
huygens-treatise-2329	537	24	regularly	regularly	RB
huygens-treatise-2329	537	25	piled	pile	VBN
huygens-treatise-2329	537	26	,	,	,
huygens-treatise-2329	537	27	the	the	DT
huygens-treatise-2329	537	28	interstices	interstice	NNS
huygens-treatise-2329	537	29	which	which	WDT
huygens-treatise-2329	537	30	these	these	DT
huygens-treatise-2329	537	31	particles	particle	NNS
huygens-treatise-2329	537	32	leave	leave	VBP
huygens-treatise-2329	537	33	and	and	CC
huygens-treatise-2329	537	34	which	which	WDT
huygens-treatise-2329	537	35	contain	contain	VBP
huygens-treatise-2329	537	36	the	the	DT
huygens-treatise-2329	537	37	ethereal	ethereal	JJ
huygens-treatise-2329	537	38	matter	matter	NN
huygens-treatise-2329	537	39	would	would	MD
huygens-treatise-2329	537	40	scarcely	scarcely	RB
huygens-treatise-2329	537	41	suffice	suffice	VB
huygens-treatise-2329	537	42	to	to	TO
huygens-treatise-2329	537	43	transmit	transmit	VB
huygens-treatise-2329	537	44	the	the	DT
huygens-treatise-2329	537	45	waves	wave	NNS
huygens-treatise-2329	537	46	of	of	IN
huygens-treatise-2329	537	47	light	light	NN
huygens-treatise-2329	537	48	which	which	WDT
huygens-treatise-2329	537	49	I	-PRON-	PRP
huygens-treatise-2329	537	50	have	have	VBP
huygens-treatise-2329	537	51	localized	localize	VBN
huygens-treatise-2329	537	52	there	there	RB
huygens-treatise-2329	537	53	,	,	,
huygens-treatise-2329	537	54	I	-PRON-	PRP
huygens-treatise-2329	537	55	removed	remove	VBD
huygens-treatise-2329	537	56	this	this	DT
huygens-treatise-2329	537	57	difficulty	difficulty	NN
huygens-treatise-2329	537	58	by	by	IN
huygens-treatise-2329	537	59	regarding	regard	VBG
huygens-treatise-2329	537	60	these	these	DT
huygens-treatise-2329	537	61	particles	particle	NNS
huygens-treatise-2329	537	62	as	as	IN
huygens-treatise-2329	537	63	being	be	VBG
huygens-treatise-2329	537	64	of	of	IN
huygens-treatise-2329	537	65	a	a	DT
huygens-treatise-2329	537	66	very	very	RB
huygens-treatise-2329	537	67	rare	rare	JJ
huygens-treatise-2329	537	68	texture	texture	NN
huygens-treatise-2329	537	69	,	,	,
huygens-treatise-2329	537	70	or	or	CC
huygens-treatise-2329	537	71	rather	rather	RB
huygens-treatise-2329	537	72	as	as	IN
huygens-treatise-2329	537	73	composed	compose	VBN
huygens-treatise-2329	537	74	of	of	IN
huygens-treatise-2329	537	75	other	other	JJ
huygens-treatise-2329	537	76	much	much	RB
huygens-treatise-2329	537	77	smaller	small	JJR
huygens-treatise-2329	537	78	particles	particle	NNS
huygens-treatise-2329	537	79	,	,	,
huygens-treatise-2329	537	80	between	between	IN
huygens-treatise-2329	537	81	which	which	WDT
huygens-treatise-2329	537	82	the	the	DT
huygens-treatise-2329	537	83	ethereal	ethereal	JJ
huygens-treatise-2329	537	84	matter	matter	NN
huygens-treatise-2329	537	85	passes	pass	VBZ
huygens-treatise-2329	537	86	quite	quite	RB
huygens-treatise-2329	537	87	freely	freely	RB
huygens-treatise-2329	537	88	.	.	.
huygens-treatise-2329	538	1	This	this	DT
huygens-treatise-2329	538	2	,	,	,
huygens-treatise-2329	538	3	moreover	moreover	RB
huygens-treatise-2329	538	4	,	,	,
huygens-treatise-2329	538	5	necessarily	necessarily	RB
huygens-treatise-2329	538	6	follows	follow	VBZ
huygens-treatise-2329	538	7	from	from	IN
huygens-treatise-2329	538	8	that	that	DT
huygens-treatise-2329	538	9	which	which	WDT
huygens-treatise-2329	538	10	has	have	VBZ
huygens-treatise-2329	538	11	been	be	VBN
huygens-treatise-2329	538	12	already	already	RB
huygens-treatise-2329	538	13	demonstrated	demonstrate	VBN
huygens-treatise-2329	538	14	touching	touch	VBG
huygens-treatise-2329	538	15	the	the	DT
huygens-treatise-2329	538	16	small	small	JJ
huygens-treatise-2329	538	17	quantity	quantity	NN
huygens-treatise-2329	538	18	of	of	IN
huygens-treatise-2329	538	19	matter	matter	NN
huygens-treatise-2329	538	20	of	of	IN
huygens-treatise-2329	538	21	which	which	WDT
huygens-treatise-2329	538	22	the	the	DT
huygens-treatise-2329	538	23	bodies	body	NNS
huygens-treatise-2329	538	24	are	be	VBP
huygens-treatise-2329	538	25	built	build	VBN
huygens-treatise-2329	538	26	up	up	RP
huygens-treatise-2329	538	27	.	.	.
huygens-treatise-2329	539	1	22	22	CD
huygens-treatise-2329	539	2	.	.	.
huygens-treatise-2329	540	1	Supposing	suppose	VBG
huygens-treatise-2329	540	2	then	then	RB
huygens-treatise-2329	540	3	these	these	DT
huygens-treatise-2329	540	4	spheroidal	spheroidal	JJ
huygens-treatise-2329	540	5	waves	wave	NNS
huygens-treatise-2329	540	6	besides	besides	IN
huygens-treatise-2329	540	7	the	the	DT
huygens-treatise-2329	540	8	spherical	spherical	JJ
huygens-treatise-2329	540	9	ones	one	NNS
huygens-treatise-2329	540	10	,	,	,
huygens-treatise-2329	540	11	I	-PRON-	PRP
huygens-treatise-2329	540	12	began	begin	VBD
huygens-treatise-2329	540	13	to	to	TO
huygens-treatise-2329	540	14	examine	examine	VB
huygens-treatise-2329	540	15	whether	whether	IN
huygens-treatise-2329	540	16	they	-PRON-	PRP
huygens-treatise-2329	540	17	could	could	MD
huygens-treatise-2329	540	18	serve	serve	VB
huygens-treatise-2329	540	19	to	to	TO
huygens-treatise-2329	540	20	explain	explain	VB
huygens-treatise-2329	540	21	the	the	DT
huygens-treatise-2329	540	22	phenomena	phenomenon	NNS
huygens-treatise-2329	540	23	of	of	IN
huygens-treatise-2329	540	24	the	the	DT
huygens-treatise-2329	540	25	irregular	irregular	JJ
huygens-treatise-2329	540	26	refraction	refraction	NN
huygens-treatise-2329	540	27	,	,	,
huygens-treatise-2329	540	28	and	and	CC
huygens-treatise-2329	540	29	how	how	WRB
huygens-treatise-2329	540	30	by	by	IN
huygens-treatise-2329	540	31	these	these	DT
huygens-treatise-2329	540	32	same	same	JJ
huygens-treatise-2329	540	33	phenomena	phenomenon	NNS
huygens-treatise-2329	540	34	I	-PRON-	PRP
huygens-treatise-2329	540	35	could	could	MD
huygens-treatise-2329	540	36	determine	determine	VB
huygens-treatise-2329	540	37	the	the	DT
huygens-treatise-2329	540	38	figure	figure	NN
huygens-treatise-2329	540	39	and	and	CC
huygens-treatise-2329	540	40	position	position	NN
huygens-treatise-2329	540	41	of	of	IN
huygens-treatise-2329	540	42	the	the	DT
huygens-treatise-2329	540	43	spheroids	spheroid	NNS
huygens-treatise-2329	540	44	:	:	:
huygens-treatise-2329	540	45	as	as	IN
huygens-treatise-2329	540	46	to	to	IN
huygens-treatise-2329	540	47	which	which	WDT
huygens-treatise-2329	540	48	I	-PRON-	PRP
huygens-treatise-2329	540	49	obtained	obtain	VBD
huygens-treatise-2329	540	50	at	at	IN
huygens-treatise-2329	540	51	last	last	JJ
huygens-treatise-2329	540	52	the	the	DT
huygens-treatise-2329	540	53	desired	desire	VBN
huygens-treatise-2329	540	54	success	success	NN
huygens-treatise-2329	540	55	,	,	,
huygens-treatise-2329	540	56	by	by	IN
huygens-treatise-2329	540	57	proceeding	proceed	VBG
huygens-treatise-2329	540	58	as	as	IN
huygens-treatise-2329	540	59	follows	follow	VBZ
huygens-treatise-2329	540	60	.	.	.
huygens-treatise-2329	541	1	[	[	-LRB-
huygens-treatise-2329	541	2	Illustration	illustration	NN
huygens-treatise-2329	541	3	]	]	-RRB-
huygens-treatise-2329	541	4	23	23	CD
huygens-treatise-2329	541	5	.	.	.
huygens-treatise-2329	542	1	I	-PRON-	PRP
huygens-treatise-2329	542	2	considered	consider	VBD
huygens-treatise-2329	542	3	first	first	RB
huygens-treatise-2329	542	4	the	the	DT
huygens-treatise-2329	542	5	effect	effect	NN
huygens-treatise-2329	542	6	of	of	IN
huygens-treatise-2329	542	7	waves	wave	NNS
huygens-treatise-2329	542	8	so	so	RB
huygens-treatise-2329	542	9	formed	form	VBN
huygens-treatise-2329	542	10	,	,	,
huygens-treatise-2329	542	11	as	as	IN
huygens-treatise-2329	542	12	respects	respect	VBZ
huygens-treatise-2329	542	13	the	the	DT
huygens-treatise-2329	542	14	ray	ray	NN
huygens-treatise-2329	542	15	which	which	WDT
huygens-treatise-2329	542	16	falls	fall	VBZ
huygens-treatise-2329	542	17	perpendicularly	perpendicularly	RB
huygens-treatise-2329	542	18	on	on	IN
huygens-treatise-2329	542	19	the	the	DT
huygens-treatise-2329	542	20	flat	flat	JJ
huygens-treatise-2329	542	21	surface	surface	NN
huygens-treatise-2329	542	22	of	of	IN
huygens-treatise-2329	542	23	a	a	DT
huygens-treatise-2329	542	24	transparent	transparent	JJ
huygens-treatise-2329	542	25	body	body	NN
huygens-treatise-2329	542	26	in	in	IN
huygens-treatise-2329	542	27	which	which	WDT
huygens-treatise-2329	542	28	they	-PRON-	PRP
huygens-treatise-2329	542	29	should	should	MD
huygens-treatise-2329	542	30	spread	spread	VB
huygens-treatise-2329	542	31	in	in	IN
huygens-treatise-2329	542	32	this	this	DT
huygens-treatise-2329	542	33	manner	manner	NN
huygens-treatise-2329	542	34	.	.	.
huygens-treatise-2329	543	1	I	-PRON-	PRP
huygens-treatise-2329	543	2	took	take	VBD
huygens-treatise-2329	543	3	AB	AB	NNP
huygens-treatise-2329	543	4	for	for	IN
huygens-treatise-2329	543	5	the	the	DT
huygens-treatise-2329	543	6	exposed	expose	VBN
huygens-treatise-2329	543	7	region	region	NN
huygens-treatise-2329	543	8	of	of	IN
huygens-treatise-2329	543	9	the	the	DT
huygens-treatise-2329	543	10	surface	surface	NN
huygens-treatise-2329	543	11	.	.	.
huygens-treatise-2329	544	1	And	and	CC
huygens-treatise-2329	544	2	,	,	,
huygens-treatise-2329	544	3	since	since	IN
huygens-treatise-2329	544	4	a	a	DT
huygens-treatise-2329	544	5	ray	ray	NN
huygens-treatise-2329	544	6	perpendicular	perpendicular	JJ
huygens-treatise-2329	544	7	to	to	IN
huygens-treatise-2329	544	8	a	a	DT
huygens-treatise-2329	544	9	plane	plane	NN
huygens-treatise-2329	544	10	,	,	,
huygens-treatise-2329	544	11	and	and	CC
huygens-treatise-2329	544	12	coming	come	VBG
huygens-treatise-2329	544	13	from	from	IN
huygens-treatise-2329	544	14	a	a	DT
huygens-treatise-2329	544	15	very	very	RB
huygens-treatise-2329	544	16	distant	distant	JJ
huygens-treatise-2329	544	17	source	source	NN
huygens-treatise-2329	544	18	of	of	IN
huygens-treatise-2329	544	19	light	light	NN
huygens-treatise-2329	544	20	,	,	,
huygens-treatise-2329	544	21	is	be	VBZ
huygens-treatise-2329	544	22	nothing	nothing	NN
huygens-treatise-2329	544	23	else	else	RB
huygens-treatise-2329	544	24	,	,	,
huygens-treatise-2329	544	25	according	accord	VBG
huygens-treatise-2329	544	26	to	to	IN
huygens-treatise-2329	544	27	the	the	DT
huygens-treatise-2329	544	28	precedent	precedent	NN
huygens-treatise-2329	544	29	Theory	Theory	NNP
huygens-treatise-2329	544	30	,	,	,
huygens-treatise-2329	544	31	than	than	IN
huygens-treatise-2329	544	32	the	the	DT
huygens-treatise-2329	544	33	incidence	incidence	NN
huygens-treatise-2329	544	34	of	of	IN
huygens-treatise-2329	544	35	a	a	DT
huygens-treatise-2329	544	36	portion	portion	NN
huygens-treatise-2329	544	37	of	of	IN
huygens-treatise-2329	544	38	the	the	DT
huygens-treatise-2329	544	39	wave	wave	NN
huygens-treatise-2329	544	40	parallel	parallel	NN
huygens-treatise-2329	544	41	to	to	IN
huygens-treatise-2329	544	42	that	that	DT
huygens-treatise-2329	544	43	plane	plane	NN
huygens-treatise-2329	544	44	,	,	,
huygens-treatise-2329	544	45	I	-PRON-	PRP
huygens-treatise-2329	544	46	supposed	suppose	VBD
huygens-treatise-2329	544	47	the	the	DT
huygens-treatise-2329	544	48	straight	straight	JJ
huygens-treatise-2329	544	49	line	line	NN
huygens-treatise-2329	544	50	RC	rc	NN
huygens-treatise-2329	544	51	,	,	,
huygens-treatise-2329	544	52	parallel	parallel	NNS
huygens-treatise-2329	544	53	and	and	CC
huygens-treatise-2329	544	54	equal	equal	JJ
huygens-treatise-2329	544	55	to	to	IN
huygens-treatise-2329	544	56	AB	AB	NNP
huygens-treatise-2329	544	57	,	,	,
huygens-treatise-2329	544	58	to	to	TO
huygens-treatise-2329	544	59	be	be	VB
huygens-treatise-2329	544	60	a	a	DT
huygens-treatise-2329	544	61	portion	portion	NN
huygens-treatise-2329	544	62	of	of	IN
huygens-treatise-2329	544	63	a	a	DT
huygens-treatise-2329	544	64	wave	wave	NN
huygens-treatise-2329	544	65	of	of	IN
huygens-treatise-2329	544	66	light	light	NN
huygens-treatise-2329	544	67	,	,	,
huygens-treatise-2329	544	68	in	in	IN
huygens-treatise-2329	544	69	which	which	WDT
huygens-treatise-2329	544	70	an	an	DT
huygens-treatise-2329	544	71	infinitude	infinitude	NN
huygens-treatise-2329	544	72	of	of	IN
huygens-treatise-2329	544	73	points	point	NNS
huygens-treatise-2329	544	74	such	such	JJ
huygens-treatise-2329	544	75	as	as	IN
huygens-treatise-2329	544	76	RH_h_C	RH_h_C	NNP
huygens-treatise-2329	544	77	come	come	VBP
huygens-treatise-2329	544	78	to	to	TO
huygens-treatise-2329	544	79	meet	meet	VB
huygens-treatise-2329	544	80	the	the	DT
huygens-treatise-2329	544	81	surface	surface	NN
huygens-treatise-2329	544	82	AB	AB	NNP
huygens-treatise-2329	544	83	at	at	IN
huygens-treatise-2329	544	84	the	the	DT
huygens-treatise-2329	544	85	points	point	NNS
huygens-treatise-2329	544	86	AK_k_B.	AK_k_B.	NNP
huygens-treatise-2329	545	1	Then	then	RB
huygens-treatise-2329	545	2	instead	instead	RB
huygens-treatise-2329	545	3	of	of	IN
huygens-treatise-2329	545	4	the	the	DT
huygens-treatise-2329	545	5	hemispherical	hemispherical	JJ
huygens-treatise-2329	545	6	partial	partial	JJ
huygens-treatise-2329	545	7	waves	wave	NNS
huygens-treatise-2329	545	8	which	which	WDT
huygens-treatise-2329	545	9	in	in	IN
huygens-treatise-2329	545	10	a	a	DT
huygens-treatise-2329	545	11	body	body	NN
huygens-treatise-2329	545	12	of	of	IN
huygens-treatise-2329	545	13	ordinary	ordinary	JJ
huygens-treatise-2329	545	14	refraction	refraction	NN
huygens-treatise-2329	545	15	would	would	MD
huygens-treatise-2329	545	16	spread	spread	VB
huygens-treatise-2329	545	17	from	from	IN
huygens-treatise-2329	545	18	each	each	DT
huygens-treatise-2329	545	19	of	of	IN
huygens-treatise-2329	545	20	these	these	DT
huygens-treatise-2329	545	21	last	last	JJ
huygens-treatise-2329	545	22	points	point	NNS
huygens-treatise-2329	545	23	,	,	,
huygens-treatise-2329	545	24	as	as	IN
huygens-treatise-2329	545	25	we	-PRON-	PRP
huygens-treatise-2329	545	26	have	have	VBP
huygens-treatise-2329	545	27	above	above	RB
huygens-treatise-2329	545	28	explained	explain	VBN
huygens-treatise-2329	545	29	in	in	IN
huygens-treatise-2329	545	30	treating	treating	NN
huygens-treatise-2329	545	31	of	of	IN
huygens-treatise-2329	545	32	refraction	refraction	NN
huygens-treatise-2329	545	33	,	,	,
huygens-treatise-2329	545	34	these	these	DT
huygens-treatise-2329	545	35	must	must	MD
huygens-treatise-2329	545	36	here	here	RB
huygens-treatise-2329	545	37	be	be	VB
huygens-treatise-2329	545	38	hemi	hemi	NNP
huygens-treatise-2329	545	39	-	-	HYPH
huygens-treatise-2329	545	40	spheroids	spheroid	NNS
huygens-treatise-2329	545	41	.	.	.
huygens-treatise-2329	546	1	The	the	DT
huygens-treatise-2329	546	2	axes	axis	NNS
huygens-treatise-2329	546	3	(	(	-LRB-
huygens-treatise-2329	546	4	or	or	CC
huygens-treatise-2329	546	5	rather	rather	RB
huygens-treatise-2329	546	6	the	the	DT
huygens-treatise-2329	546	7	major	major	JJ
huygens-treatise-2329	546	8	diameters	diameter	NNS
huygens-treatise-2329	546	9	)	)	-RRB-
huygens-treatise-2329	546	10	of	of	IN
huygens-treatise-2329	546	11	these	these	DT
huygens-treatise-2329	546	12	I	-PRON-	PRP
huygens-treatise-2329	546	13	supposed	suppose	VBD
huygens-treatise-2329	546	14	to	to	TO
huygens-treatise-2329	546	15	be	be	VB
huygens-treatise-2329	546	16	oblique	oblique	JJ
huygens-treatise-2329	546	17	to	to	IN
huygens-treatise-2329	546	18	the	the	DT
huygens-treatise-2329	546	19	plane	plane	NN
huygens-treatise-2329	546	20	AB	ab	NN
huygens-treatise-2329	546	21	,	,	,
huygens-treatise-2329	546	22	as	as	IN
huygens-treatise-2329	546	23	is	be	VBZ
huygens-treatise-2329	546	24	AV	AV	NNP
huygens-treatise-2329	546	25	the	the	DT
huygens-treatise-2329	546	26	semi	semi	JJ
huygens-treatise-2329	546	27	-	-	JJ
huygens-treatise-2329	546	28	axis	axis	JJ
huygens-treatise-2329	546	29	or	or	CC
huygens-treatise-2329	546	30	semi	semi	JJ
huygens-treatise-2329	546	31	-	-	JJ
huygens-treatise-2329	546	32	major	major	JJ
huygens-treatise-2329	546	33	diameter	diameter	NN
huygens-treatise-2329	546	34	of	of	IN
huygens-treatise-2329	546	35	the	the	DT
huygens-treatise-2329	546	36	spheroid	spheroid	JJ
huygens-treatise-2329	546	37	SVT	SVT	NNP
huygens-treatise-2329	546	38	,	,	,
huygens-treatise-2329	546	39	which	which	WDT
huygens-treatise-2329	546	40	represents	represent	VBZ
huygens-treatise-2329	546	41	the	the	DT
huygens-treatise-2329	546	42	partial	partial	JJ
huygens-treatise-2329	546	43	wave	wave	NN
huygens-treatise-2329	546	44	coming	come	VBG
huygens-treatise-2329	546	45	from	from	IN
huygens-treatise-2329	546	46	the	the	DT
huygens-treatise-2329	546	47	point	point	NN
huygens-treatise-2329	546	48	A	A	NNP
huygens-treatise-2329	546	49	,	,	,
huygens-treatise-2329	546	50	after	after	IN
huygens-treatise-2329	546	51	the	the	DT
huygens-treatise-2329	546	52	wave	wave	NN
huygens-treatise-2329	546	53	RC	RC	NNP
huygens-treatise-2329	546	54	has	have	VBZ
huygens-treatise-2329	546	55	reached	reach	VBN
huygens-treatise-2329	546	56	AB	AB	NNP
huygens-treatise-2329	546	57	.	.	.
huygens-treatise-2329	547	1	I	-PRON-	PRP
huygens-treatise-2329	547	2	say	say	VBP
huygens-treatise-2329	547	3	axis	axis	JJ
huygens-treatise-2329	547	4	or	or	CC
huygens-treatise-2329	547	5	major	major	JJ
huygens-treatise-2329	547	6	diameter	diameter	NN
huygens-treatise-2329	547	7	,	,	,
huygens-treatise-2329	547	8	because	because	IN
huygens-treatise-2329	547	9	the	the	DT
huygens-treatise-2329	547	10	same	same	JJ
huygens-treatise-2329	547	11	ellipse	ellipse	NN
huygens-treatise-2329	547	12	SVT	SVT	NNP
huygens-treatise-2329	547	13	may	may	MD
huygens-treatise-2329	547	14	be	be	VB
huygens-treatise-2329	547	15	considered	consider	VBN
huygens-treatise-2329	547	16	as	as	IN
huygens-treatise-2329	547	17	the	the	DT
huygens-treatise-2329	547	18	section	section	NN
huygens-treatise-2329	547	19	of	of	IN
huygens-treatise-2329	547	20	a	a	DT
huygens-treatise-2329	547	21	spheroid	spheroid	NN
huygens-treatise-2329	547	22	of	of	IN
huygens-treatise-2329	547	23	which	which	WDT
huygens-treatise-2329	547	24	the	the	DT
huygens-treatise-2329	547	25	axis	axi	NNS
huygens-treatise-2329	547	26	is	be	VBZ
huygens-treatise-2329	547	27	AZ	AZ	NNP
huygens-treatise-2329	547	28	perpendicular	perpendicular	JJ
huygens-treatise-2329	547	29	to	to	IN
huygens-treatise-2329	547	30	AV	AV	NNP
huygens-treatise-2329	547	31	.	.	.
huygens-treatise-2329	548	1	But	but	CC
huygens-treatise-2329	548	2	,	,	,
huygens-treatise-2329	548	3	for	for	IN
huygens-treatise-2329	548	4	the	the	DT
huygens-treatise-2329	548	5	present	present	NN
huygens-treatise-2329	548	6	,	,	,
huygens-treatise-2329	548	7	without	without	IN
huygens-treatise-2329	548	8	yet	yet	RB
huygens-treatise-2329	548	9	deciding	decide	VBG
huygens-treatise-2329	548	10	one	one	CD
huygens-treatise-2329	548	11	or	or	CC
huygens-treatise-2329	548	12	other	other	JJ
huygens-treatise-2329	548	13	,	,	,
huygens-treatise-2329	548	14	we	-PRON-	PRP
huygens-treatise-2329	548	15	will	will	MD
huygens-treatise-2329	548	16	consider	consider	VB
huygens-treatise-2329	548	17	these	these	DT
huygens-treatise-2329	548	18	spheroids	spheroid	NNS
huygens-treatise-2329	548	19	only	only	RB
huygens-treatise-2329	548	20	in	in	IN
huygens-treatise-2329	548	21	those	those	DT
huygens-treatise-2329	548	22	sections	section	NNS
huygens-treatise-2329	548	23	of	of	IN
huygens-treatise-2329	548	24	them	-PRON-	PRP
huygens-treatise-2329	548	25	which	which	WDT
huygens-treatise-2329	548	26	make	make	VBP
huygens-treatise-2329	548	27	ellipses	ellipsis	NNS
huygens-treatise-2329	548	28	in	in	IN
huygens-treatise-2329	548	29	the	the	DT
huygens-treatise-2329	548	30	plane	plane	NN
huygens-treatise-2329	548	31	of	of	IN
huygens-treatise-2329	548	32	this	this	DT
huygens-treatise-2329	548	33	figure	figure	NN
huygens-treatise-2329	548	34	.	.	.
huygens-treatise-2329	549	1	Now	now	RB
huygens-treatise-2329	549	2	taking	take	VBG
huygens-treatise-2329	549	3	a	a	DT
huygens-treatise-2329	549	4	certain	certain	JJ
huygens-treatise-2329	549	5	space	space	NN
huygens-treatise-2329	549	6	of	of	IN
huygens-treatise-2329	549	7	time	time	NN
huygens-treatise-2329	549	8	during	during	IN
huygens-treatise-2329	549	9	which	which	WDT
huygens-treatise-2329	549	10	the	the	DT
huygens-treatise-2329	549	11	wave	wave	NN
huygens-treatise-2329	549	12	SVT	SVT	NNP
huygens-treatise-2329	549	13	has	have	VBZ
huygens-treatise-2329	549	14	spread	spread	VBN
huygens-treatise-2329	549	15	from	from	IN
huygens-treatise-2329	549	16	A	a	DT
huygens-treatise-2329	549	17	,	,	,
huygens-treatise-2329	549	18	it	-PRON-	PRP
huygens-treatise-2329	549	19	would	would	MD
huygens-treatise-2329	549	20	needs	needs	VB
huygens-treatise-2329	549	21	be	be	VB
huygens-treatise-2329	549	22	that	that	IN
huygens-treatise-2329	549	23	from	from	IN
huygens-treatise-2329	549	24	all	all	PDT
huygens-treatise-2329	549	25	the	the	DT
huygens-treatise-2329	549	26	other	other	JJ
huygens-treatise-2329	549	27	points	point	NNS
huygens-treatise-2329	549	28	K_k_B	k_k_b	VBP
huygens-treatise-2329	549	29	there	there	EX
huygens-treatise-2329	549	30	should	should	MD
huygens-treatise-2329	549	31	proceed	proceed	VB
huygens-treatise-2329	549	32	,	,	,
huygens-treatise-2329	549	33	in	in	IN
huygens-treatise-2329	549	34	the	the	DT
huygens-treatise-2329	549	35	same	same	JJ
huygens-treatise-2329	549	36	time	time	NN
huygens-treatise-2329	549	37	,	,	,
huygens-treatise-2329	549	38	waves	wave	NNS
huygens-treatise-2329	549	39	similar	similar	JJ
huygens-treatise-2329	549	40	to	to	IN
huygens-treatise-2329	549	41	SVT	SVT	NNP
huygens-treatise-2329	549	42	and	and	CC
huygens-treatise-2329	549	43	similarly	similarly	RB
huygens-treatise-2329	549	44	situated	situate	VBN
huygens-treatise-2329	549	45	.	.	.
huygens-treatise-2329	550	1	And	and	CC
huygens-treatise-2329	550	2	the	the	DT
huygens-treatise-2329	550	3	common	common	JJ
huygens-treatise-2329	550	4	tangent	tangent	NN
huygens-treatise-2329	550	5	NQ	NQ	NNP
huygens-treatise-2329	550	6	of	of	IN
huygens-treatise-2329	550	7	all	all	PDT
huygens-treatise-2329	550	8	these	these	DT
huygens-treatise-2329	550	9	semi	semi	JJ
huygens-treatise-2329	550	10	-	-	NNS
huygens-treatise-2329	550	11	ellipses	ellipsis	NNS
huygens-treatise-2329	550	12	would	would	MD
huygens-treatise-2329	550	13	be	be	VB
huygens-treatise-2329	550	14	the	the	DT
huygens-treatise-2329	550	15	propagation	propagation	NN
huygens-treatise-2329	550	16	of	of	IN
huygens-treatise-2329	550	17	the	the	DT
huygens-treatise-2329	550	18	wave	wave	NN
huygens-treatise-2329	550	19	RC	RC	NNP
huygens-treatise-2329	550	20	which	which	WDT
huygens-treatise-2329	550	21	fell	fall	VBD
huygens-treatise-2329	550	22	on	on	IN
huygens-treatise-2329	550	23	AB	AB	NNP
huygens-treatise-2329	550	24	,	,	,
huygens-treatise-2329	550	25	and	and	CC
huygens-treatise-2329	550	26	would	would	MD
huygens-treatise-2329	550	27	be	be	VB
huygens-treatise-2329	550	28	the	the	DT
huygens-treatise-2329	550	29	place	place	NN
huygens-treatise-2329	550	30	where	where	WRB
huygens-treatise-2329	550	31	this	this	DT
huygens-treatise-2329	550	32	movement	movement	NN
huygens-treatise-2329	550	33	occurs	occur	VBZ
huygens-treatise-2329	550	34	in	in	RB
huygens-treatise-2329	550	35	much	much	RB
huygens-treatise-2329	550	36	greater	great	JJR
huygens-treatise-2329	550	37	amount	amount	NN
huygens-treatise-2329	550	38	than	than	IN
huygens-treatise-2329	550	39	anywhere	anywhere	RB
huygens-treatise-2329	550	40	else	else	RB
huygens-treatise-2329	550	41	,	,	,
huygens-treatise-2329	550	42	being	be	VBG
huygens-treatise-2329	550	43	made	make	VBN
huygens-treatise-2329	550	44	up	up	RP
huygens-treatise-2329	550	45	of	of	IN
huygens-treatise-2329	550	46	arcs	arc	NNS
huygens-treatise-2329	550	47	of	of	IN
huygens-treatise-2329	550	48	an	an	DT
huygens-treatise-2329	550	49	infinity	infinity	NN
huygens-treatise-2329	550	50	of	of	IN
huygens-treatise-2329	550	51	ellipses	ellipsis	NNS
huygens-treatise-2329	550	52	,	,	,
huygens-treatise-2329	550	53	the	the	DT
huygens-treatise-2329	550	54	centres	centre	NNS
huygens-treatise-2329	550	55	of	of	IN
huygens-treatise-2329	550	56	which	which	WDT
huygens-treatise-2329	550	57	are	be	VBP
huygens-treatise-2329	550	58	along	along	IN
huygens-treatise-2329	550	59	the	the	DT
huygens-treatise-2329	550	60	line	line	NN
huygens-treatise-2329	550	61	AB	ab	NN
huygens-treatise-2329	550	62	.	.	.
huygens-treatise-2329	551	1	24	24	CD
huygens-treatise-2329	551	2	.	.	.
huygens-treatise-2329	552	1	Now	now	RB
huygens-treatise-2329	552	2	it	-PRON-	PRP
huygens-treatise-2329	552	3	appeared	appear	VBD
huygens-treatise-2329	552	4	that	that	IN
huygens-treatise-2329	552	5	this	this	DT
huygens-treatise-2329	552	6	common	common	JJ
huygens-treatise-2329	552	7	tangent	tangent	NN
huygens-treatise-2329	552	8	NQ	NQ	NNP
huygens-treatise-2329	552	9	was	be	VBD
huygens-treatise-2329	552	10	parallel	parallel	NN
huygens-treatise-2329	552	11	to	to	IN
huygens-treatise-2329	552	12	AB	AB	NNP
huygens-treatise-2329	552	13	,	,	,
huygens-treatise-2329	552	14	and	and	CC
huygens-treatise-2329	552	15	of	of	IN
huygens-treatise-2329	552	16	the	the	DT
huygens-treatise-2329	552	17	same	same	JJ
huygens-treatise-2329	552	18	length	length	NN
huygens-treatise-2329	552	19	,	,	,
huygens-treatise-2329	552	20	but	but	CC
huygens-treatise-2329	552	21	that	that	IN
huygens-treatise-2329	552	22	it	-PRON-	PRP
huygens-treatise-2329	552	23	was	be	VBD
huygens-treatise-2329	552	24	not	not	RB
huygens-treatise-2329	552	25	directly	directly	RB
huygens-treatise-2329	552	26	opposite	opposite	JJ
huygens-treatise-2329	552	27	to	to	IN
huygens-treatise-2329	552	28	it	-PRON-	PRP
huygens-treatise-2329	552	29	,	,	,
huygens-treatise-2329	552	30	since	since	IN
huygens-treatise-2329	552	31	it	-PRON-	PRP
huygens-treatise-2329	552	32	was	be	VBD
huygens-treatise-2329	552	33	comprised	comprise	VBN
huygens-treatise-2329	552	34	between	between	IN
huygens-treatise-2329	552	35	the	the	DT
huygens-treatise-2329	552	36	lines	line	NNS
huygens-treatise-2329	552	37	AN	AN	NNP
huygens-treatise-2329	552	38	,	,	,
huygens-treatise-2329	552	39	BQ	BQ	NNP
huygens-treatise-2329	552	40	,	,	,
huygens-treatise-2329	552	41	which	which	WDT
huygens-treatise-2329	552	42	are	be	VBP
huygens-treatise-2329	552	43	diameters	diameter	NNS
huygens-treatise-2329	552	44	of	of	IN
huygens-treatise-2329	552	45	ellipses	ellipsis	NNS
huygens-treatise-2329	552	46	having	have	VBG
huygens-treatise-2329	552	47	A	a	NN
huygens-treatise-2329	552	48	and	and	CC
huygens-treatise-2329	552	49	B	b	NN
huygens-treatise-2329	552	50	for	for	IN
huygens-treatise-2329	552	51	centres	centre	NNS
huygens-treatise-2329	552	52	,	,	,
huygens-treatise-2329	552	53	conjugate	conjugate	VBP
huygens-treatise-2329	552	54	with	with	IN
huygens-treatise-2329	552	55	respect	respect	NN
huygens-treatise-2329	552	56	to	to	IN
huygens-treatise-2329	552	57	diameters	diameter	NNS
huygens-treatise-2329	552	58	which	which	WDT
huygens-treatise-2329	552	59	are	be	VBP
huygens-treatise-2329	552	60	not	not	RB
huygens-treatise-2329	552	61	in	in	IN
huygens-treatise-2329	552	62	the	the	DT
huygens-treatise-2329	552	63	straight	straight	JJ
huygens-treatise-2329	552	64	line	line	NN
huygens-treatise-2329	552	65	AB	ab	NN
huygens-treatise-2329	552	66	.	.	.
huygens-treatise-2329	553	1	And	and	CC
huygens-treatise-2329	553	2	in	in	IN
huygens-treatise-2329	553	3	this	this	DT
huygens-treatise-2329	553	4	way	way	NN
huygens-treatise-2329	553	5	I	-PRON-	PRP
huygens-treatise-2329	553	6	comprehended	comprehend	VBD
huygens-treatise-2329	553	7	,	,	,
huygens-treatise-2329	553	8	a	a	DT
huygens-treatise-2329	553	9	matter	matter	NN
huygens-treatise-2329	553	10	which	which	WDT
huygens-treatise-2329	553	11	had	have	VBD
huygens-treatise-2329	553	12	seemed	seem	VBN
huygens-treatise-2329	553	13	to	to	IN
huygens-treatise-2329	553	14	me	-PRON-	PRP
huygens-treatise-2329	553	15	very	very	RB
huygens-treatise-2329	553	16	difficult	difficult	JJ
huygens-treatise-2329	553	17	,	,	,
huygens-treatise-2329	553	18	how	how	WRB
huygens-treatise-2329	553	19	a	a	DT
huygens-treatise-2329	553	20	ray	ray	NN
huygens-treatise-2329	553	21	perpendicular	perpendicular	JJ
huygens-treatise-2329	553	22	to	to	IN
huygens-treatise-2329	553	23	a	a	DT
huygens-treatise-2329	553	24	surface	surface	NN
huygens-treatise-2329	553	25	could	could	MD
huygens-treatise-2329	553	26	suffer	suffer	VB
huygens-treatise-2329	553	27	refraction	refraction	NN
huygens-treatise-2329	553	28	on	on	IN
huygens-treatise-2329	553	29	entering	enter	VBG
huygens-treatise-2329	553	30	a	a	DT
huygens-treatise-2329	553	31	transparent	transparent	JJ
huygens-treatise-2329	553	32	body	body	NN
huygens-treatise-2329	553	33	;	;	:
huygens-treatise-2329	553	34	seeing	see	VBG
huygens-treatise-2329	553	35	that	that	IN
huygens-treatise-2329	553	36	the	the	DT
huygens-treatise-2329	553	37	wave	wave	NN
huygens-treatise-2329	553	38	RC	rc	NN
huygens-treatise-2329	553	39	,	,	,
huygens-treatise-2329	553	40	having	have	VBG
huygens-treatise-2329	553	41	come	come	VBN
huygens-treatise-2329	553	42	to	to	IN
huygens-treatise-2329	553	43	the	the	DT
huygens-treatise-2329	553	44	aperture	aperture	JJ
huygens-treatise-2329	553	45	AB	AB	NNP
huygens-treatise-2329	553	46	,	,	,
huygens-treatise-2329	553	47	went	go	VBD
huygens-treatise-2329	553	48	on	on	RP
huygens-treatise-2329	553	49	forward	forward	RB
huygens-treatise-2329	553	50	thence	thence	NN
huygens-treatise-2329	553	51	,	,	,
huygens-treatise-2329	553	52	spreading	spread	VBG
huygens-treatise-2329	553	53	between	between	IN
huygens-treatise-2329	553	54	the	the	DT
huygens-treatise-2329	553	55	parallel	parallel	JJ
huygens-treatise-2329	553	56	lines	line	NNS
huygens-treatise-2329	553	57	AN	AN	NNP
huygens-treatise-2329	553	58	,	,	,
huygens-treatise-2329	553	59	BQ	BQ	NNP
huygens-treatise-2329	553	60	,	,	,
huygens-treatise-2329	553	61	yet	yet	CC
huygens-treatise-2329	553	62	itself	-PRON-	PRP
huygens-treatise-2329	553	63	remaining	remain	VBG
huygens-treatise-2329	553	64	always	always	RB
huygens-treatise-2329	553	65	parallel	parallel	JJ
huygens-treatise-2329	553	66	to	to	IN
huygens-treatise-2329	553	67	AB	AB	NNP
huygens-treatise-2329	553	68	,	,	,
huygens-treatise-2329	553	69	so	so	IN
huygens-treatise-2329	553	70	that	that	IN
huygens-treatise-2329	553	71	here	here	RB
huygens-treatise-2329	553	72	the	the	DT
huygens-treatise-2329	553	73	light	light	NN
huygens-treatise-2329	553	74	does	do	VBZ
huygens-treatise-2329	553	75	not	not	RB
huygens-treatise-2329	553	76	spread	spread	VB
huygens-treatise-2329	553	77	along	along	IN
huygens-treatise-2329	553	78	lines	line	NNS
huygens-treatise-2329	553	79	perpendicular	perpendicular	JJ
huygens-treatise-2329	553	80	to	to	IN
huygens-treatise-2329	553	81	its	-PRON-	PRP$
huygens-treatise-2329	553	82	waves	wave	NNS
huygens-treatise-2329	553	83	,	,	,
huygens-treatise-2329	553	84	as	as	IN
huygens-treatise-2329	553	85	in	in	IN
huygens-treatise-2329	553	86	ordinary	ordinary	JJ
huygens-treatise-2329	553	87	refraction	refraction	NN
huygens-treatise-2329	553	88	,	,	,
huygens-treatise-2329	553	89	but	but	CC
huygens-treatise-2329	553	90	along	along	IN
huygens-treatise-2329	553	91	lines	line	NNS
huygens-treatise-2329	553	92	cutting	cut	VBG
huygens-treatise-2329	553	93	the	the	DT
huygens-treatise-2329	553	94	waves	wave	NNS
huygens-treatise-2329	553	95	obliquely	obliquely	RB
huygens-treatise-2329	553	96	.	.	.
huygens-treatise-2329	554	1	[	[	-LRB-
huygens-treatise-2329	554	2	Illustration	illustration	NN
huygens-treatise-2329	554	3	]	]	-RRB-
huygens-treatise-2329	554	4	25	25	CD
huygens-treatise-2329	554	5	.	.	.
huygens-treatise-2329	555	1	Inquiring	inquire	VBG
huygens-treatise-2329	555	2	subsequently	subsequently	RB
huygens-treatise-2329	555	3	what	what	WP
huygens-treatise-2329	555	4	might	may	MD
huygens-treatise-2329	555	5	be	be	VB
huygens-treatise-2329	555	6	the	the	DT
huygens-treatise-2329	555	7	position	position	NN
huygens-treatise-2329	555	8	and	and	CC
huygens-treatise-2329	555	9	form	form	NN
huygens-treatise-2329	555	10	of	of	IN
huygens-treatise-2329	555	11	these	these	DT
huygens-treatise-2329	555	12	spheroids	spheroid	NNS
huygens-treatise-2329	555	13	in	in	IN
huygens-treatise-2329	555	14	the	the	DT
huygens-treatise-2329	555	15	crystal	crystal	NN
huygens-treatise-2329	555	16	,	,	,
huygens-treatise-2329	555	17	I	-PRON-	PRP
huygens-treatise-2329	555	18	considered	consider	VBD
huygens-treatise-2329	555	19	that	that	IN
huygens-treatise-2329	555	20	all	all	PDT
huygens-treatise-2329	555	21	the	the	DT
huygens-treatise-2329	555	22	six	six	CD
huygens-treatise-2329	555	23	faces	face	NNS
huygens-treatise-2329	555	24	produced	produce	VBD
huygens-treatise-2329	555	25	precisely	precisely	RB
huygens-treatise-2329	555	26	the	the	DT
huygens-treatise-2329	555	27	same	same	JJ
huygens-treatise-2329	555	28	refractions	refraction	NNS
huygens-treatise-2329	555	29	.	.	.
huygens-treatise-2329	556	1	Taking	take	VBG
huygens-treatise-2329	556	2	,	,	,
huygens-treatise-2329	556	3	then	then	RB
huygens-treatise-2329	556	4	,	,	,
huygens-treatise-2329	556	5	the	the	DT
huygens-treatise-2329	556	6	parallelopiped	parallelopipe	VBN
huygens-treatise-2329	556	7	AFB	AFB	NNP
huygens-treatise-2329	556	8	,	,	,
huygens-treatise-2329	556	9	of	of	IN
huygens-treatise-2329	556	10	which	which	WDT
huygens-treatise-2329	556	11	the	the	DT
huygens-treatise-2329	556	12	obtuse	obtuse	JJ
huygens-treatise-2329	556	13	solid	solid	JJ
huygens-treatise-2329	556	14	angle	angle	NN
huygens-treatise-2329	556	15	C	C	NNP
huygens-treatise-2329	556	16	is	be	VBZ
huygens-treatise-2329	556	17	contained	contain	VBN
huygens-treatise-2329	556	18	between	between	IN
huygens-treatise-2329	556	19	the	the	DT
huygens-treatise-2329	556	20	three	three	CD
huygens-treatise-2329	556	21	equal	equal	JJ
huygens-treatise-2329	556	22	plane	plane	NN
huygens-treatise-2329	556	23	angles	angle	NNS
huygens-treatise-2329	556	24	,	,	,
huygens-treatise-2329	556	25	and	and	CC
huygens-treatise-2329	556	26	imagining	imagine	VBG
huygens-treatise-2329	556	27	in	in	IN
huygens-treatise-2329	556	28	it	-PRON-	PRP
huygens-treatise-2329	556	29	the	the	DT
huygens-treatise-2329	556	30	three	three	CD
huygens-treatise-2329	556	31	principal	principal	JJ
huygens-treatise-2329	556	32	sections	section	NNS
huygens-treatise-2329	556	33	,	,	,
huygens-treatise-2329	556	34	one	one	CD
huygens-treatise-2329	556	35	of	of	IN
huygens-treatise-2329	556	36	which	which	WDT
huygens-treatise-2329	556	37	is	be	VBZ
huygens-treatise-2329	556	38	perpendicular	perpendicular	JJ
huygens-treatise-2329	556	39	to	to	IN
huygens-treatise-2329	556	40	the	the	DT
huygens-treatise-2329	556	41	face	face	NN
huygens-treatise-2329	556	42	DC	DC	NNP
huygens-treatise-2329	556	43	and	and	CC
huygens-treatise-2329	556	44	passes	pass	VBZ
huygens-treatise-2329	556	45	through	through	IN
huygens-treatise-2329	556	46	the	the	DT
huygens-treatise-2329	556	47	edge	edge	NN
huygens-treatise-2329	556	48	CF	cf	NN
huygens-treatise-2329	556	49	,	,	,
huygens-treatise-2329	556	50	another	another	DT
huygens-treatise-2329	556	51	perpendicular	perpendicular	NN
huygens-treatise-2329	556	52	to	to	IN
huygens-treatise-2329	556	53	the	the	DT
huygens-treatise-2329	556	54	face	face	NN
huygens-treatise-2329	556	55	BF	BF	NNP
huygens-treatise-2329	556	56	passing	pass	VBG
huygens-treatise-2329	556	57	through	through	IN
huygens-treatise-2329	556	58	the	the	DT
huygens-treatise-2329	556	59	edge	edge	NN
huygens-treatise-2329	556	60	CA	CA	NNP
huygens-treatise-2329	556	61	,	,	,
huygens-treatise-2329	556	62	and	and	CC
huygens-treatise-2329	556	63	the	the	DT
huygens-treatise-2329	556	64	third	third	JJ
huygens-treatise-2329	556	65	perpendicular	perpendicular	NN
huygens-treatise-2329	556	66	to	to	IN
huygens-treatise-2329	556	67	the	the	DT
huygens-treatise-2329	556	68	face	face	NN
huygens-treatise-2329	556	69	AF	AF	NNP
huygens-treatise-2329	556	70	passing	pass	VBG
huygens-treatise-2329	556	71	through	through	IN
huygens-treatise-2329	556	72	the	the	DT
huygens-treatise-2329	556	73	edge	edge	NN
huygens-treatise-2329	556	74	BC	BC	NNP
huygens-treatise-2329	556	75	;	;	:
huygens-treatise-2329	556	76	I	-PRON-	PRP
huygens-treatise-2329	556	77	knew	know	VBD
huygens-treatise-2329	556	78	that	that	IN
huygens-treatise-2329	556	79	the	the	DT
huygens-treatise-2329	556	80	refractions	refraction	NNS
huygens-treatise-2329	556	81	of	of	IN
huygens-treatise-2329	556	82	the	the	DT
huygens-treatise-2329	556	83	incident	incident	NN
huygens-treatise-2329	556	84	rays	ray	NNS
huygens-treatise-2329	556	85	belonging	belong	VBG
huygens-treatise-2329	556	86	to	to	IN
huygens-treatise-2329	556	87	these	these	DT
huygens-treatise-2329	556	88	three	three	CD
huygens-treatise-2329	556	89	planes	plane	NNS
huygens-treatise-2329	556	90	were	be	VBD
huygens-treatise-2329	556	91	all	all	RB
huygens-treatise-2329	556	92	similar	similar	JJ
huygens-treatise-2329	556	93	.	.	.
huygens-treatise-2329	557	1	But	but	CC
huygens-treatise-2329	557	2	there	there	EX
huygens-treatise-2329	557	3	could	could	MD
huygens-treatise-2329	557	4	be	be	VB
huygens-treatise-2329	557	5	no	no	DT
huygens-treatise-2329	557	6	position	position	NN
huygens-treatise-2329	557	7	of	of	IN
huygens-treatise-2329	557	8	the	the	DT
huygens-treatise-2329	557	9	spheroid	spheroid	NN
huygens-treatise-2329	557	10	which	which	WDT
huygens-treatise-2329	557	11	would	would	MD
huygens-treatise-2329	557	12	have	have	VB
huygens-treatise-2329	557	13	the	the	DT
huygens-treatise-2329	557	14	same	same	JJ
huygens-treatise-2329	557	15	relation	relation	NN
huygens-treatise-2329	557	16	to	to	IN
huygens-treatise-2329	557	17	these	these	DT
huygens-treatise-2329	557	18	three	three	CD
huygens-treatise-2329	557	19	sections	section	NNS
huygens-treatise-2329	557	20	except	except	IN
huygens-treatise-2329	557	21	that	that	IN
huygens-treatise-2329	557	22	in	in	IN
huygens-treatise-2329	557	23	which	which	WDT
huygens-treatise-2329	557	24	the	the	DT
huygens-treatise-2329	557	25	axis	axi	NNS
huygens-treatise-2329	557	26	was	be	VBD
huygens-treatise-2329	557	27	also	also	RB
huygens-treatise-2329	557	28	the	the	DT
huygens-treatise-2329	557	29	axis	axi	NNS
huygens-treatise-2329	557	30	of	of	IN
huygens-treatise-2329	557	31	the	the	DT
huygens-treatise-2329	557	32	solid	solid	JJ
huygens-treatise-2329	557	33	angle	angle	NN
huygens-treatise-2329	557	34	C.	C.	NNP
huygens-treatise-2329	557	35	Consequently	consequently	RB
huygens-treatise-2329	557	36	I	-PRON-	PRP
huygens-treatise-2329	557	37	saw	see	VBD
huygens-treatise-2329	557	38	that	that	IN
huygens-treatise-2329	557	39	the	the	DT
huygens-treatise-2329	557	40	axis	axi	NNS
huygens-treatise-2329	557	41	of	of	IN
huygens-treatise-2329	557	42	this	this	DT
huygens-treatise-2329	557	43	angle	angle	NN
huygens-treatise-2329	557	44	,	,	,
huygens-treatise-2329	557	45	that	that	DT
huygens-treatise-2329	557	46	is	be	VBZ
huygens-treatise-2329	557	47	to	to	TO
huygens-treatise-2329	557	48	say	say	VB
huygens-treatise-2329	557	49	the	the	DT
huygens-treatise-2329	557	50	straight	straight	JJ
huygens-treatise-2329	557	51	line	line	NN
huygens-treatise-2329	557	52	which	which	WDT
huygens-treatise-2329	557	53	traversed	traverse	VBD
huygens-treatise-2329	557	54	the	the	DT
huygens-treatise-2329	557	55	crystal	crystal	NN
huygens-treatise-2329	557	56	from	from	IN
huygens-treatise-2329	557	57	the	the	DT
huygens-treatise-2329	557	58	point	point	NN
huygens-treatise-2329	557	59	C	c	NN
huygens-treatise-2329	557	60	with	with	IN
huygens-treatise-2329	557	61	equal	equal	JJ
huygens-treatise-2329	557	62	inclination	inclination	NN
huygens-treatise-2329	557	63	to	to	IN
huygens-treatise-2329	557	64	the	the	DT
huygens-treatise-2329	557	65	edges	edge	NNS
huygens-treatise-2329	557	66	CF	CF	NNP
huygens-treatise-2329	557	67	,	,	,
huygens-treatise-2329	557	68	CA	CA	NNP
huygens-treatise-2329	557	69	,	,	,
huygens-treatise-2329	557	70	CB	CB	NNP
huygens-treatise-2329	557	71	was	be	VBD
huygens-treatise-2329	557	72	the	the	DT
huygens-treatise-2329	557	73	line	line	NN
huygens-treatise-2329	557	74	which	which	WDT
huygens-treatise-2329	557	75	determined	determine	VBD
huygens-treatise-2329	557	76	the	the	DT
huygens-treatise-2329	557	77	position	position	NN
huygens-treatise-2329	557	78	of	of	IN
huygens-treatise-2329	557	79	the	the	DT
huygens-treatise-2329	557	80	axis	axi	NNS
huygens-treatise-2329	557	81	of	of	IN
huygens-treatise-2329	557	82	all	all	PDT
huygens-treatise-2329	557	83	the	the	DT
huygens-treatise-2329	557	84	spheroidal	spheroidal	JJ
huygens-treatise-2329	557	85	waves	wave	NNS
huygens-treatise-2329	557	86	which	which	WDT
huygens-treatise-2329	557	87	one	one	NN
huygens-treatise-2329	557	88	imagined	imagine	VBD
huygens-treatise-2329	557	89	to	to	TO
huygens-treatise-2329	557	90	originate	originate	VB
huygens-treatise-2329	557	91	from	from	IN
huygens-treatise-2329	557	92	some	some	DT
huygens-treatise-2329	557	93	point	point	NN
huygens-treatise-2329	557	94	,	,	,
huygens-treatise-2329	557	95	taken	take	VBN
huygens-treatise-2329	557	96	within	within	IN
huygens-treatise-2329	557	97	or	or	CC
huygens-treatise-2329	557	98	on	on	IN
huygens-treatise-2329	557	99	the	the	DT
huygens-treatise-2329	557	100	surface	surface	NN
huygens-treatise-2329	557	101	of	of	IN
huygens-treatise-2329	557	102	the	the	DT
huygens-treatise-2329	557	103	crystal	crystal	NN
huygens-treatise-2329	557	104	,	,	,
huygens-treatise-2329	557	105	since	since	IN
huygens-treatise-2329	557	106	all	all	PDT
huygens-treatise-2329	557	107	these	these	DT
huygens-treatise-2329	557	108	spheroids	spheroid	NNS
huygens-treatise-2329	557	109	ought	ought	MD
huygens-treatise-2329	557	110	to	to	TO
huygens-treatise-2329	557	111	be	be	VB
huygens-treatise-2329	557	112	alike	alike	RB
huygens-treatise-2329	557	113	,	,	,
huygens-treatise-2329	557	114	and	and	CC
huygens-treatise-2329	557	115	have	have	VBP
huygens-treatise-2329	557	116	their	-PRON-	PRP$
huygens-treatise-2329	557	117	axes	axis	NNS
huygens-treatise-2329	557	118	parallel	parallel	NN
huygens-treatise-2329	557	119	to	to	IN
huygens-treatise-2329	557	120	one	one	CD
huygens-treatise-2329	557	121	another	another	DT
huygens-treatise-2329	557	122	.	.	.
huygens-treatise-2329	558	1	26	26	CD
huygens-treatise-2329	558	2	.	.	.
huygens-treatise-2329	559	1	Considering	consider	VBG
huygens-treatise-2329	559	2	after	after	IN
huygens-treatise-2329	559	3	this	this	DT
huygens-treatise-2329	559	4	the	the	DT
huygens-treatise-2329	559	5	plane	plane	NN
huygens-treatise-2329	559	6	of	of	IN
huygens-treatise-2329	559	7	one	one	CD
huygens-treatise-2329	559	8	of	of	IN
huygens-treatise-2329	559	9	these	these	DT
huygens-treatise-2329	559	10	three	three	CD
huygens-treatise-2329	559	11	sections	section	NNS
huygens-treatise-2329	559	12	,	,	,
huygens-treatise-2329	559	13	namely	namely	RB
huygens-treatise-2329	559	14	that	that	IN
huygens-treatise-2329	559	15	through	through	IN
huygens-treatise-2329	559	16	GCF	GCF	NNP
huygens-treatise-2329	559	17	,	,	,
huygens-treatise-2329	559	18	the	the	DT
huygens-treatise-2329	559	19	angle	angle	NN
huygens-treatise-2329	559	20	of	of	IN
huygens-treatise-2329	559	21	which	which	WDT
huygens-treatise-2329	559	22	is	be	VBZ
huygens-treatise-2329	559	23	109	109	CD
huygens-treatise-2329	559	24	degrees	degree	NNS
huygens-treatise-2329	559	25	3	3	CD
huygens-treatise-2329	559	26	minutes	minute	NNS
huygens-treatise-2329	559	27	,	,	,
huygens-treatise-2329	559	28	since	since	IN
huygens-treatise-2329	559	29	the	the	DT
huygens-treatise-2329	559	30	angle	angle	NN
huygens-treatise-2329	559	31	F	F	NNP
huygens-treatise-2329	559	32	was	be	VBD
huygens-treatise-2329	559	33	shown	show	VBN
huygens-treatise-2329	559	34	above	above	RB
huygens-treatise-2329	559	35	to	to	TO
huygens-treatise-2329	559	36	be	be	VB
huygens-treatise-2329	559	37	70	70	CD
huygens-treatise-2329	559	38	degrees	degree	NNS
huygens-treatise-2329	559	39	57	57	CD
huygens-treatise-2329	559	40	minutes	minute	NNS
huygens-treatise-2329	559	41	;	;	:
huygens-treatise-2329	559	42	and	and	CC
huygens-treatise-2329	559	43	,	,	,
huygens-treatise-2329	559	44	imagining	imagine	VBG
huygens-treatise-2329	559	45	a	a	DT
huygens-treatise-2329	559	46	spheroidal	spheroidal	JJ
huygens-treatise-2329	559	47	wave	wave	NN
huygens-treatise-2329	559	48	about	about	IN
huygens-treatise-2329	559	49	the	the	DT
huygens-treatise-2329	559	50	centre	centre	NN
huygens-treatise-2329	559	51	C	C	NNP
huygens-treatise-2329	559	52	,	,	,
huygens-treatise-2329	559	53	I	-PRON-	PRP
huygens-treatise-2329	559	54	knew	know	VBD
huygens-treatise-2329	559	55	,	,	,
huygens-treatise-2329	559	56	because	because	IN
huygens-treatise-2329	559	57	I	-PRON-	PRP
huygens-treatise-2329	559	58	have	have	VBP
huygens-treatise-2329	559	59	just	just	RB
huygens-treatise-2329	559	60	explained	explain	VBN
huygens-treatise-2329	559	61	it	-PRON-	PRP
huygens-treatise-2329	559	62	,	,	,
huygens-treatise-2329	559	63	that	that	IN
huygens-treatise-2329	559	64	its	-PRON-	PRP$
huygens-treatise-2329	559	65	axis	axi	NNS
huygens-treatise-2329	559	66	must	must	MD
huygens-treatise-2329	559	67	be	be	VB
huygens-treatise-2329	559	68	in	in	IN
huygens-treatise-2329	559	69	the	the	DT
huygens-treatise-2329	559	70	same	same	JJ
huygens-treatise-2329	559	71	plane	plane	NN
huygens-treatise-2329	559	72	,	,	,
huygens-treatise-2329	559	73	the	the	DT
huygens-treatise-2329	559	74	half	half	NN
huygens-treatise-2329	559	75	of	of	IN
huygens-treatise-2329	559	76	which	which	WDT
huygens-treatise-2329	559	77	axis	axis	RB
huygens-treatise-2329	559	78	I	-PRON-	PRP
huygens-treatise-2329	559	79	have	have	VBP
huygens-treatise-2329	559	80	marked	mark	VBN
huygens-treatise-2329	559	81	CS	CS	NNP
huygens-treatise-2329	559	82	in	in	IN
huygens-treatise-2329	559	83	the	the	DT
huygens-treatise-2329	559	84	next	next	JJ
huygens-treatise-2329	559	85	figure	figure	NN
huygens-treatise-2329	559	86	:	:	:
huygens-treatise-2329	559	87	and	and	CC
huygens-treatise-2329	559	88	seeking	seek	VBG
huygens-treatise-2329	559	89	by	by	IN
huygens-treatise-2329	559	90	calculation	calculation	NN
huygens-treatise-2329	559	91	(	(	-LRB-
huygens-treatise-2329	559	92	which	which	WDT
huygens-treatise-2329	559	93	will	will	MD
huygens-treatise-2329	559	94	be	be	VB
huygens-treatise-2329	559	95	given	give	VBN
huygens-treatise-2329	559	96	with	with	IN
huygens-treatise-2329	559	97	others	other	NNS
huygens-treatise-2329	559	98	at	at	IN
huygens-treatise-2329	559	99	the	the	DT
huygens-treatise-2329	559	100	end	end	NN
huygens-treatise-2329	559	101	of	of	IN
huygens-treatise-2329	559	102	this	this	DT
huygens-treatise-2329	559	103	discourse	discourse	NN
huygens-treatise-2329	559	104	)	)	-RRB-
huygens-treatise-2329	559	105	the	the	DT
huygens-treatise-2329	559	106	value	value	NN
huygens-treatise-2329	559	107	of	of	IN
huygens-treatise-2329	559	108	the	the	DT
huygens-treatise-2329	559	109	angle	angle	NN
huygens-treatise-2329	559	110	CGS	CGS	NNP
huygens-treatise-2329	559	111	,	,	,
huygens-treatise-2329	559	112	I	-PRON-	PRP
huygens-treatise-2329	559	113	found	find	VBD
huygens-treatise-2329	559	114	it	-PRON-	PRP
huygens-treatise-2329	559	115	45	45	CD
huygens-treatise-2329	559	116	degrees	degree	NNS
huygens-treatise-2329	559	117	20	20	CD
huygens-treatise-2329	559	118	minutes	minute	NNS
huygens-treatise-2329	559	119	.	.	.
huygens-treatise-2329	560	1	[	[	-LRB-
huygens-treatise-2329	560	2	Illustration	illustration	NN
huygens-treatise-2329	560	3	]	]	-RRB-
huygens-treatise-2329	560	4	27	27	CD
huygens-treatise-2329	560	5	.	.	.
huygens-treatise-2329	561	1	To	to	TO
huygens-treatise-2329	561	2	know	know	VB
huygens-treatise-2329	561	3	from	from	IN
huygens-treatise-2329	561	4	this	this	DT
huygens-treatise-2329	561	5	the	the	DT
huygens-treatise-2329	561	6	form	form	NN
huygens-treatise-2329	561	7	of	of	IN
huygens-treatise-2329	561	8	this	this	DT
huygens-treatise-2329	561	9	spheroid	spheroid	NN
huygens-treatise-2329	561	10	,	,	,
huygens-treatise-2329	561	11	that	that	DT
huygens-treatise-2329	561	12	is	be	VBZ
huygens-treatise-2329	561	13	to	to	TO
huygens-treatise-2329	561	14	say	say	VB
huygens-treatise-2329	561	15	the	the	DT
huygens-treatise-2329	561	16	proportion	proportion	NN
huygens-treatise-2329	561	17	of	of	IN
huygens-treatise-2329	561	18	the	the	DT
huygens-treatise-2329	561	19	semi	semi	JJ
huygens-treatise-2329	561	20	-	-	JJ
huygens-treatise-2329	561	21	diameters	diameter	NNS
huygens-treatise-2329	561	22	CS	CS	NNP
huygens-treatise-2329	561	23	,	,	,
huygens-treatise-2329	561	24	CP	CP	NNP
huygens-treatise-2329	561	25	,	,	,
huygens-treatise-2329	561	26	of	of	IN
huygens-treatise-2329	561	27	its	-PRON-	PRP$
huygens-treatise-2329	561	28	elliptical	elliptical	JJ
huygens-treatise-2329	561	29	section	section	NN
huygens-treatise-2329	561	30	,	,	,
huygens-treatise-2329	561	31	which	which	WDT
huygens-treatise-2329	561	32	are	be	VBP
huygens-treatise-2329	561	33	perpendicular	perpendicular	JJ
huygens-treatise-2329	561	34	to	to	IN
huygens-treatise-2329	561	35	one	one	CD
huygens-treatise-2329	561	36	another	another	DT
huygens-treatise-2329	561	37	,	,	,
huygens-treatise-2329	561	38	I	-PRON-	PRP
huygens-treatise-2329	561	39	considered	consider	VBD
huygens-treatise-2329	561	40	that	that	IN
huygens-treatise-2329	561	41	the	the	DT
huygens-treatise-2329	561	42	point	point	NN
huygens-treatise-2329	561	43	M	m	NN
huygens-treatise-2329	561	44	where	where	WRB
huygens-treatise-2329	561	45	the	the	DT
huygens-treatise-2329	561	46	ellipse	ellipse	NN
huygens-treatise-2329	561	47	is	be	VBZ
huygens-treatise-2329	561	48	touched	touch	VBN
huygens-treatise-2329	561	49	by	by	IN
huygens-treatise-2329	561	50	the	the	DT
huygens-treatise-2329	561	51	straight	straight	JJ
huygens-treatise-2329	561	52	line	line	NN
huygens-treatise-2329	561	53	FH	fh	NN
huygens-treatise-2329	561	54	,	,	,
huygens-treatise-2329	561	55	parallel	parallel	JJ
huygens-treatise-2329	561	56	to	to	IN
huygens-treatise-2329	561	57	CG	CG	NNP
huygens-treatise-2329	561	58	,	,	,
huygens-treatise-2329	561	59	ought	ought	MD
huygens-treatise-2329	561	60	to	to	TO
huygens-treatise-2329	561	61	be	be	VB
huygens-treatise-2329	561	62	so	so	RB
huygens-treatise-2329	561	63	situated	situated	JJ
huygens-treatise-2329	561	64	that	that	IN
huygens-treatise-2329	561	65	CM	CM	NNP
huygens-treatise-2329	561	66	makes	make	VBZ
huygens-treatise-2329	561	67	with	with	IN
huygens-treatise-2329	561	68	the	the	DT
huygens-treatise-2329	561	69	perpendicular	perpendicular	JJ
huygens-treatise-2329	561	70	CL	CL	NNP
huygens-treatise-2329	561	71	an	an	DT
huygens-treatise-2329	561	72	angle	angle	NN
huygens-treatise-2329	561	73	of	of	IN
huygens-treatise-2329	561	74	6	6	CD
huygens-treatise-2329	561	75	degrees	degree	NNS
huygens-treatise-2329	561	76	40	40	CD
huygens-treatise-2329	561	77	minutes	minute	NNS
huygens-treatise-2329	561	78	;	;	:
huygens-treatise-2329	561	79	since	since	IN
huygens-treatise-2329	561	80	,	,	,
huygens-treatise-2329	561	81	this	this	DT
huygens-treatise-2329	561	82	being	be	VBG
huygens-treatise-2329	561	83	so	so	RB
huygens-treatise-2329	561	84	,	,	,
huygens-treatise-2329	561	85	this	this	DT
huygens-treatise-2329	561	86	ellipse	ellipse	NN
huygens-treatise-2329	561	87	satisfies	satisfie	NNS
huygens-treatise-2329	561	88	what	what	WP
huygens-treatise-2329	561	89	has	have	VBZ
huygens-treatise-2329	561	90	been	be	VBN
huygens-treatise-2329	561	91	said	say	VBN
huygens-treatise-2329	561	92	about	about	IN
huygens-treatise-2329	561	93	the	the	DT
huygens-treatise-2329	561	94	refraction	refraction	NN
huygens-treatise-2329	561	95	of	of	IN
huygens-treatise-2329	561	96	the	the	DT
huygens-treatise-2329	561	97	ray	ray	NN
huygens-treatise-2329	561	98	perpendicular	perpendicular	JJ
huygens-treatise-2329	561	99	to	to	IN
huygens-treatise-2329	561	100	the	the	DT
huygens-treatise-2329	561	101	surface	surface	NN
huygens-treatise-2329	561	102	CG	CG	NNP
huygens-treatise-2329	561	103	,	,	,
huygens-treatise-2329	561	104	which	which	WDT
huygens-treatise-2329	561	105	is	be	VBZ
huygens-treatise-2329	561	106	inclined	inclined	JJ
huygens-treatise-2329	561	107	to	to	IN
huygens-treatise-2329	561	108	the	the	DT
huygens-treatise-2329	561	109	perpendicular	perpendicular	JJ
huygens-treatise-2329	561	110	CL	CL	NNP
huygens-treatise-2329	561	111	by	by	IN
huygens-treatise-2329	561	112	the	the	DT
huygens-treatise-2329	561	113	same	same	JJ
huygens-treatise-2329	561	114	angle	angle	NN
huygens-treatise-2329	561	115	.	.	.
huygens-treatise-2329	562	1	This	this	DT
huygens-treatise-2329	562	2	,	,	,
huygens-treatise-2329	562	3	then	then	RB
huygens-treatise-2329	562	4	,	,	,
huygens-treatise-2329	562	5	being	be	VBG
huygens-treatise-2329	562	6	thus	thus	RB
huygens-treatise-2329	562	7	disposed	dispose	VBN
huygens-treatise-2329	562	8	,	,	,
huygens-treatise-2329	562	9	and	and	CC
huygens-treatise-2329	562	10	taking	take	VBG
huygens-treatise-2329	562	11	CM	CM	NNP
huygens-treatise-2329	562	12	at	at	IN
huygens-treatise-2329	562	13	100,000	100,000	CD
huygens-treatise-2329	562	14	parts	part	NNS
huygens-treatise-2329	562	15	,	,	,
huygens-treatise-2329	562	16	I	-PRON-	PRP
huygens-treatise-2329	562	17	found	find	VBD
huygens-treatise-2329	562	18	by	by	IN
huygens-treatise-2329	562	19	the	the	DT
huygens-treatise-2329	562	20	calculation	calculation	NN
huygens-treatise-2329	562	21	which	which	WDT
huygens-treatise-2329	562	22	will	will	MD
huygens-treatise-2329	562	23	be	be	VB
huygens-treatise-2329	562	24	given	give	VBN
huygens-treatise-2329	562	25	at	at	IN
huygens-treatise-2329	562	26	the	the	DT
huygens-treatise-2329	562	27	end	end	NN
huygens-treatise-2329	562	28	,	,	,
huygens-treatise-2329	562	29	the	the	DT
huygens-treatise-2329	562	30	semi	semi	JJ
huygens-treatise-2329	562	31	-	-	JJ
huygens-treatise-2329	562	32	major	major	JJ
huygens-treatise-2329	562	33	diameter	diameter	NN
huygens-treatise-2329	562	34	CP	CP	NNP
huygens-treatise-2329	562	35	to	to	TO
huygens-treatise-2329	562	36	be	be	VB
huygens-treatise-2329	562	37	105,032	105,032	CD
huygens-treatise-2329	562	38	,	,	,
huygens-treatise-2329	562	39	and	and	CC
huygens-treatise-2329	562	40	the	the	DT
huygens-treatise-2329	562	41	semi	semi	JJ
huygens-treatise-2329	562	42	-	-	JJ
huygens-treatise-2329	562	43	axis	axis	JJ
huygens-treatise-2329	562	44	CS	CS	NNP
huygens-treatise-2329	562	45	to	to	TO
huygens-treatise-2329	562	46	be	be	VB
huygens-treatise-2329	562	47	93,410	93,410	CD
huygens-treatise-2329	562	48	,	,	,
huygens-treatise-2329	562	49	the	the	DT
huygens-treatise-2329	562	50	ratio	ratio	NN
huygens-treatise-2329	562	51	of	of	IN
huygens-treatise-2329	562	52	which	which	WDT
huygens-treatise-2329	562	53	numbers	number	NNS
huygens-treatise-2329	562	54	is	be	VBZ
huygens-treatise-2329	562	55	very	very	RB
huygens-treatise-2329	562	56	nearly	nearly	RB
huygens-treatise-2329	562	57	9	9	CD
huygens-treatise-2329	562	58	to	to	TO
huygens-treatise-2329	562	59	8	8	CD
huygens-treatise-2329	562	60	;	;	:
huygens-treatise-2329	562	61	so	so	IN
huygens-treatise-2329	562	62	that	that	IN
huygens-treatise-2329	562	63	the	the	DT
huygens-treatise-2329	562	64	spheroid	spheroid	NN
huygens-treatise-2329	562	65	was	be	VBD
huygens-treatise-2329	562	66	of	of	IN
huygens-treatise-2329	562	67	the	the	DT
huygens-treatise-2329	562	68	kind	kind	NN
huygens-treatise-2329	562	69	which	which	WDT
huygens-treatise-2329	562	70	resembles	resemble	VBZ
huygens-treatise-2329	562	71	a	a	DT
huygens-treatise-2329	562	72	compressed	compressed	JJ
huygens-treatise-2329	562	73	sphere	sphere	NN
huygens-treatise-2329	562	74	,	,	,
huygens-treatise-2329	562	75	being	be	VBG
huygens-treatise-2329	562	76	generated	generate	VBN
huygens-treatise-2329	562	77	by	by	IN
huygens-treatise-2329	562	78	the	the	DT
huygens-treatise-2329	562	79	revolution	revolution	NN
huygens-treatise-2329	562	80	of	of	IN
huygens-treatise-2329	562	81	an	an	DT
huygens-treatise-2329	562	82	ellipse	ellipse	NN
huygens-treatise-2329	562	83	about	about	IN
huygens-treatise-2329	562	84	its	-PRON-	PRP$
huygens-treatise-2329	562	85	smaller	small	JJR
huygens-treatise-2329	562	86	diameter	diameter	NN
huygens-treatise-2329	562	87	.	.	.
huygens-treatise-2329	563	1	I	-PRON-	PRP
huygens-treatise-2329	563	2	found	find	VBD
huygens-treatise-2329	563	3	also	also	RB
huygens-treatise-2329	563	4	the	the	DT
huygens-treatise-2329	563	5	value	value	NN
huygens-treatise-2329	563	6	of	of	IN
huygens-treatise-2329	563	7	CG	CG	NNP
huygens-treatise-2329	563	8	the	the	DT
huygens-treatise-2329	563	9	semi	semi	JJ
huygens-treatise-2329	563	10	-	-	JJ
huygens-treatise-2329	563	11	diameter	diameter	JJ
huygens-treatise-2329	563	12	parallel	parallel	NN
huygens-treatise-2329	563	13	to	to	IN
huygens-treatise-2329	563	14	the	the	DT
huygens-treatise-2329	563	15	tangent	tangent	NN
huygens-treatise-2329	563	16	ML	ML	NNP
huygens-treatise-2329	563	17	to	to	TO
huygens-treatise-2329	563	18	be	be	VB
huygens-treatise-2329	563	19	98,779	98,779	CD
huygens-treatise-2329	563	20	.	.	.
huygens-treatise-2329	564	1	[	[	-LRB-
huygens-treatise-2329	564	2	Illustration	illustration	NN
huygens-treatise-2329	564	3	]	]	-RRB-
huygens-treatise-2329	564	4	28	28	CD
huygens-treatise-2329	564	5	.	.	.
huygens-treatise-2329	565	1	Now	now	RB
huygens-treatise-2329	565	2	passing	pass	VBG
huygens-treatise-2329	565	3	to	to	IN
huygens-treatise-2329	565	4	the	the	DT
huygens-treatise-2329	565	5	investigation	investigation	NN
huygens-treatise-2329	565	6	of	of	IN
huygens-treatise-2329	565	7	the	the	DT
huygens-treatise-2329	565	8	refractions	refraction	NNS
huygens-treatise-2329	565	9	which	which	WDT
huygens-treatise-2329	565	10	obliquely	obliquely	RB
huygens-treatise-2329	565	11	incident	incident	NN
huygens-treatise-2329	565	12	rays	ray	NNS
huygens-treatise-2329	565	13	must	must	MD
huygens-treatise-2329	565	14	undergo	undergo	VB
huygens-treatise-2329	565	15	,	,	,
huygens-treatise-2329	565	16	according	accord	VBG
huygens-treatise-2329	565	17	to	to	IN
huygens-treatise-2329	565	18	our	-PRON-	PRP$
huygens-treatise-2329	565	19	hypothesis	hypothesis	NN
huygens-treatise-2329	565	20	of	of	IN
huygens-treatise-2329	565	21	spheroidal	spheroidal	JJ
huygens-treatise-2329	565	22	waves	wave	NNS
huygens-treatise-2329	565	23	,	,	,
huygens-treatise-2329	565	24	I	-PRON-	PRP
huygens-treatise-2329	565	25	saw	see	VBD
huygens-treatise-2329	565	26	that	that	IN
huygens-treatise-2329	565	27	these	these	DT
huygens-treatise-2329	565	28	refractions	refraction	NNS
huygens-treatise-2329	565	29	depended	depend	VBD
huygens-treatise-2329	565	30	on	on	IN
huygens-treatise-2329	565	31	the	the	DT
huygens-treatise-2329	565	32	ratio	ratio	NN
huygens-treatise-2329	565	33	between	between	IN
huygens-treatise-2329	565	34	the	the	DT
huygens-treatise-2329	565	35	velocity	velocity	NN
huygens-treatise-2329	565	36	of	of	IN
huygens-treatise-2329	565	37	movement	movement	NN
huygens-treatise-2329	565	38	of	of	IN
huygens-treatise-2329	565	39	the	the	DT
huygens-treatise-2329	565	40	light	light	NN
huygens-treatise-2329	565	41	outside	outside	IN
huygens-treatise-2329	565	42	the	the	DT
huygens-treatise-2329	565	43	crystal	crystal	NN
huygens-treatise-2329	565	44	in	in	IN
huygens-treatise-2329	565	45	the	the	DT
huygens-treatise-2329	565	46	ether	ether	NN
huygens-treatise-2329	565	47	,	,	,
huygens-treatise-2329	565	48	and	and	CC
huygens-treatise-2329	565	49	that	that	IN
huygens-treatise-2329	565	50	within	within	IN
huygens-treatise-2329	565	51	the	the	DT
huygens-treatise-2329	565	52	crystal	crystal	NN
huygens-treatise-2329	565	53	.	.	.
huygens-treatise-2329	566	1	For	for	IN
huygens-treatise-2329	566	2	supposing	supposing	NN
huygens-treatise-2329	566	3	,	,	,
huygens-treatise-2329	566	4	for	for	IN
huygens-treatise-2329	566	5	example	example	NN
huygens-treatise-2329	566	6	,	,	,
huygens-treatise-2329	566	7	this	this	DT
huygens-treatise-2329	566	8	proportion	proportion	NN
huygens-treatise-2329	566	9	to	to	TO
huygens-treatise-2329	566	10	be	be	VB
huygens-treatise-2329	566	11	such	such	JJ
huygens-treatise-2329	566	12	that	that	IN
huygens-treatise-2329	566	13	while	while	IN
huygens-treatise-2329	566	14	the	the	DT
huygens-treatise-2329	566	15	light	light	NN
huygens-treatise-2329	566	16	in	in	IN
huygens-treatise-2329	566	17	the	the	DT
huygens-treatise-2329	566	18	crystal	crystal	NN
huygens-treatise-2329	566	19	forms	form	NNS
huygens-treatise-2329	566	20	the	the	DT
huygens-treatise-2329	566	21	spheroid	spheroid	JJ
huygens-treatise-2329	566	22	GSP	GSP	NNP
huygens-treatise-2329	566	23	,	,	,
huygens-treatise-2329	566	24	as	as	IN
huygens-treatise-2329	566	25	I	-PRON-	PRP
huygens-treatise-2329	566	26	have	have	VBP
huygens-treatise-2329	566	27	just	just	RB
huygens-treatise-2329	566	28	said	say	VBN
huygens-treatise-2329	566	29	,	,	,
huygens-treatise-2329	566	30	it	-PRON-	PRP
huygens-treatise-2329	566	31	forms	form	VBZ
huygens-treatise-2329	566	32	outside	outside	IN
huygens-treatise-2329	566	33	a	a	DT
huygens-treatise-2329	566	34	sphere	sphere	NN
huygens-treatise-2329	566	35	the	the	DT
huygens-treatise-2329	566	36	semi	semi	JJ
huygens-treatise-2329	566	37	-	-	JJ
huygens-treatise-2329	566	38	diameter	diameter	NN
huygens-treatise-2329	566	39	of	of	IN
huygens-treatise-2329	566	40	which	which	WDT
huygens-treatise-2329	566	41	is	be	VBZ
huygens-treatise-2329	566	42	equal	equal	JJ
huygens-treatise-2329	566	43	to	to	IN
huygens-treatise-2329	566	44	the	the	DT
huygens-treatise-2329	566	45	line	line	NN
huygens-treatise-2329	566	46	N	n	NN
huygens-treatise-2329	566	47	which	which	WDT
huygens-treatise-2329	566	48	will	will	MD
huygens-treatise-2329	566	49	be	be	VB
huygens-treatise-2329	566	50	determined	determine	VBN
huygens-treatise-2329	566	51	hereafter	hereafter	RB
huygens-treatise-2329	566	52	,	,	,
huygens-treatise-2329	566	53	the	the	DT
huygens-treatise-2329	566	54	following	follow	VBG
huygens-treatise-2329	566	55	is	be	VBZ
huygens-treatise-2329	566	56	the	the	DT
huygens-treatise-2329	566	57	way	way	NN
huygens-treatise-2329	566	58	of	of	IN
huygens-treatise-2329	566	59	finding	find	VBG
huygens-treatise-2329	566	60	the	the	DT
huygens-treatise-2329	566	61	refraction	refraction	NN
huygens-treatise-2329	566	62	of	of	IN
huygens-treatise-2329	566	63	the	the	DT
huygens-treatise-2329	566	64	incident	incident	NN
huygens-treatise-2329	566	65	rays	ray	NNS
huygens-treatise-2329	566	66	.	.	.
huygens-treatise-2329	567	1	Let	let	VB
huygens-treatise-2329	567	2	there	there	EX
huygens-treatise-2329	567	3	be	be	VB
huygens-treatise-2329	567	4	such	such	PDT
huygens-treatise-2329	567	5	a	a	DT
huygens-treatise-2329	567	6	ray	ray	NN
huygens-treatise-2329	567	7	RC	rc	NN
huygens-treatise-2329	567	8	falling	fall	VBG
huygens-treatise-2329	567	9	upon	upon	IN
huygens-treatise-2329	567	10	the	the	DT
huygens-treatise-2329	567	11	surface	surface	NN
huygens-treatise-2329	567	12	CK	CK	NNP
huygens-treatise-2329	567	13	.	.	.
huygens-treatise-2329	568	1	Make	make	VB
huygens-treatise-2329	568	2	CO	CO	NNP
huygens-treatise-2329	568	3	perpendicular	perpendicular	JJ
huygens-treatise-2329	568	4	to	to	IN
huygens-treatise-2329	568	5	RC	RC	NNP
huygens-treatise-2329	568	6	,	,	,
huygens-treatise-2329	568	7	and	and	CC
huygens-treatise-2329	568	8	across	across	IN
huygens-treatise-2329	568	9	the	the	DT
huygens-treatise-2329	568	10	angle	angle	NN
huygens-treatise-2329	568	11	KCO	KCO	NNP
huygens-treatise-2329	568	12	adjust	adjust	NN
huygens-treatise-2329	568	13	OK	ok	RB
huygens-treatise-2329	568	14	,	,	,
huygens-treatise-2329	568	15	equal	equal	JJ
huygens-treatise-2329	568	16	to	to	IN
huygens-treatise-2329	568	17	N	n	NN
huygens-treatise-2329	568	18	and	and	CC
huygens-treatise-2329	568	19	perpendicular	perpendicular	JJ
huygens-treatise-2329	568	20	to	to	IN
huygens-treatise-2329	568	21	CO	CO	NNP
huygens-treatise-2329	568	22	;	;	:
huygens-treatise-2329	568	23	then	then	RB
huygens-treatise-2329	568	24	draw	draw	VB
huygens-treatise-2329	568	25	KI	KI	NNP
huygens-treatise-2329	568	26	,	,	,
huygens-treatise-2329	568	27	which	which	WDT
huygens-treatise-2329	568	28	touches	touch	VBZ
huygens-treatise-2329	568	29	the	the	DT
huygens-treatise-2329	568	30	Ellipse	Ellipse	NNP
huygens-treatise-2329	568	31	GSP	GSP	NNP
huygens-treatise-2329	568	32	,	,	,
huygens-treatise-2329	568	33	and	and	CC
huygens-treatise-2329	568	34	from	from	IN
huygens-treatise-2329	568	35	the	the	DT
huygens-treatise-2329	568	36	point	point	NN
huygens-treatise-2329	568	37	of	of	IN
huygens-treatise-2329	568	38	contact	contact	NN
huygens-treatise-2329	568	39	I	-PRON-	PRP
huygens-treatise-2329	568	40	join	join	VBP
huygens-treatise-2329	568	41	IC	IC	NNP
huygens-treatise-2329	568	42	,	,	,
huygens-treatise-2329	568	43	which	which	WDT
huygens-treatise-2329	568	44	will	will	MD
huygens-treatise-2329	568	45	be	be	VB
huygens-treatise-2329	568	46	the	the	DT
huygens-treatise-2329	568	47	required	required	JJ
huygens-treatise-2329	568	48	refraction	refraction	NN
huygens-treatise-2329	568	49	of	of	IN
huygens-treatise-2329	568	50	the	the	DT
huygens-treatise-2329	568	51	ray	ray	NN
huygens-treatise-2329	568	52	RC	RC	NNP
huygens-treatise-2329	568	53	.	.	.
huygens-treatise-2329	569	1	The	the	DT
huygens-treatise-2329	569	2	demonstration	demonstration	NN
huygens-treatise-2329	569	3	of	of	IN
huygens-treatise-2329	569	4	this	this	DT
huygens-treatise-2329	569	5	is	be	VBZ
huygens-treatise-2329	569	6	,	,	,
huygens-treatise-2329	569	7	it	-PRON-	PRP
huygens-treatise-2329	569	8	will	will	MD
huygens-treatise-2329	569	9	be	be	VB
huygens-treatise-2329	569	10	seen	see	VBN
huygens-treatise-2329	569	11	,	,	,
huygens-treatise-2329	569	12	entirely	entirely	RB
huygens-treatise-2329	569	13	similar	similar	JJ
huygens-treatise-2329	569	14	to	to	IN
huygens-treatise-2329	569	15	that	that	DT
huygens-treatise-2329	569	16	of	of	IN
huygens-treatise-2329	569	17	which	which	WDT
huygens-treatise-2329	569	18	we	-PRON-	PRP
huygens-treatise-2329	569	19	made	make	VBD
huygens-treatise-2329	569	20	use	use	NN
huygens-treatise-2329	569	21	in	in	IN
huygens-treatise-2329	569	22	explaining	explain	VBG
huygens-treatise-2329	569	23	ordinary	ordinary	JJ
huygens-treatise-2329	569	24	refraction	refraction	NN
huygens-treatise-2329	569	25	.	.	.
huygens-treatise-2329	570	1	For	for	IN
huygens-treatise-2329	570	2	the	the	DT
huygens-treatise-2329	570	3	refraction	refraction	NN
huygens-treatise-2329	570	4	of	of	IN
huygens-treatise-2329	570	5	the	the	DT
huygens-treatise-2329	570	6	ray	ray	NN
huygens-treatise-2329	570	7	RC	rc	NN
huygens-treatise-2329	570	8	is	be	VBZ
huygens-treatise-2329	570	9	nothing	nothing	NN
huygens-treatise-2329	570	10	else	else	RB
huygens-treatise-2329	570	11	than	than	IN
huygens-treatise-2329	570	12	the	the	DT
huygens-treatise-2329	570	13	progression	progression	NN
huygens-treatise-2329	570	14	of	of	IN
huygens-treatise-2329	570	15	the	the	DT
huygens-treatise-2329	570	16	portion	portion	NN
huygens-treatise-2329	570	17	C	c	NN
huygens-treatise-2329	570	18	of	of	IN
huygens-treatise-2329	570	19	the	the	DT
huygens-treatise-2329	570	20	wave	wave	NN
huygens-treatise-2329	570	21	CO	CO	NNP
huygens-treatise-2329	570	22	,	,	,
huygens-treatise-2329	570	23	continued	continue	VBN
huygens-treatise-2329	570	24	in	in	IN
huygens-treatise-2329	570	25	the	the	DT
huygens-treatise-2329	570	26	crystal	crystal	NN
huygens-treatise-2329	570	27	.	.	.
huygens-treatise-2329	571	1	Now	now	RB
huygens-treatise-2329	571	2	the	the	DT
huygens-treatise-2329	571	3	portions	portion	NNS
huygens-treatise-2329	571	4	H	h	NN
huygens-treatise-2329	571	5	of	of	IN
huygens-treatise-2329	571	6	this	this	DT
huygens-treatise-2329	571	7	wave	wave	NN
huygens-treatise-2329	571	8	,	,	,
huygens-treatise-2329	571	9	during	during	IN
huygens-treatise-2329	571	10	the	the	DT
huygens-treatise-2329	571	11	time	time	NN
huygens-treatise-2329	571	12	that	that	WRB
huygens-treatise-2329	571	13	O	o	UH
huygens-treatise-2329	571	14	came	come	VBD
huygens-treatise-2329	571	15	to	to	IN
huygens-treatise-2329	571	16	K	K	NNP
huygens-treatise-2329	571	17	,	,	,
huygens-treatise-2329	571	18	will	will	MD
huygens-treatise-2329	571	19	have	have	VB
huygens-treatise-2329	571	20	arrived	arrive	VBN
huygens-treatise-2329	571	21	at	at	IN
huygens-treatise-2329	571	22	the	the	DT
huygens-treatise-2329	571	23	surface	surface	NN
huygens-treatise-2329	571	24	CK	CK	NNP
huygens-treatise-2329	571	25	along	along	IN
huygens-treatise-2329	571	26	the	the	DT
huygens-treatise-2329	571	27	straight	straight	JJ
huygens-treatise-2329	571	28	lines	line	NNS
huygens-treatise-2329	571	29	H_x	h_x	CD
huygens-treatise-2329	571	30	_	_	NNP
huygens-treatise-2329	571	31	,	,	,
huygens-treatise-2329	571	32	and	and	CC
huygens-treatise-2329	571	33	will	will	MD
huygens-treatise-2329	571	34	moreover	moreover	RB
huygens-treatise-2329	571	35	have	have	VB
huygens-treatise-2329	571	36	produced	produce	VBN
huygens-treatise-2329	571	37	in	in	IN
huygens-treatise-2329	571	38	the	the	DT
huygens-treatise-2329	571	39	crystal	crystal	NN
huygens-treatise-2329	571	40	around	around	IN
huygens-treatise-2329	571	41	the	the	DT
huygens-treatise-2329	571	42	centres	centre	NNS
huygens-treatise-2329	571	43	_	_	NNP
huygens-treatise-2329	571	44	x	x	NNP
huygens-treatise-2329	571	45	_	_	NNP
huygens-treatise-2329	571	46	some	some	DT
huygens-treatise-2329	571	47	hemi	hemi	JJ
huygens-treatise-2329	571	48	-	-	HYPH
huygens-treatise-2329	571	49	spheroidal	spheroidal	NN
huygens-treatise-2329	571	50	partial	partial	JJ
huygens-treatise-2329	571	51	waves	wave	NNS
huygens-treatise-2329	571	52	similar	similar	JJ
huygens-treatise-2329	571	53	to	to	IN
huygens-treatise-2329	571	54	the	the	DT
huygens-treatise-2329	571	55	hemi	hemi	NNP
huygens-treatise-2329	571	56	-	-	HYPH
huygens-treatise-2329	571	57	spheroidal	spheroidal	NN
huygens-treatise-2329	571	58	GSP_g	GSP_g	-RRB-
huygens-treatise-2329	571	59	_	_	NNP
huygens-treatise-2329	571	60	,	,	,
huygens-treatise-2329	571	61	and	and	CC
huygens-treatise-2329	571	62	similarly	similarly	RB
huygens-treatise-2329	571	63	disposed	dispose	VBN
huygens-treatise-2329	571	64	,	,	,
huygens-treatise-2329	571	65	and	and	CC
huygens-treatise-2329	571	66	of	of	IN
huygens-treatise-2329	571	67	which	which	WDT
huygens-treatise-2329	571	68	the	the	DT
huygens-treatise-2329	571	69	major	major	JJ
huygens-treatise-2329	571	70	and	and	CC
huygens-treatise-2329	571	71	minor	minor	JJ
huygens-treatise-2329	571	72	diameters	diameter	NNS
huygens-treatise-2329	571	73	will	will	MD
huygens-treatise-2329	571	74	bear	bear	VB
huygens-treatise-2329	571	75	the	the	DT
huygens-treatise-2329	571	76	same	same	JJ
huygens-treatise-2329	571	77	proportions	proportion	NNS
huygens-treatise-2329	571	78	to	to	IN
huygens-treatise-2329	571	79	the	the	DT
huygens-treatise-2329	571	80	lines	line	NNS
huygens-treatise-2329	571	81	_	_	NNP
huygens-treatise-2329	571	82	xv	xv	NNP
huygens-treatise-2329	571	83	_	_	NNP
huygens-treatise-2329	571	84	(	(	-LRB-
huygens-treatise-2329	571	85	the	the	DT
huygens-treatise-2329	571	86	continuations	continuation	NNS
huygens-treatise-2329	571	87	of	of	IN
huygens-treatise-2329	571	88	the	the	DT
huygens-treatise-2329	571	89	lines	line	NNS
huygens-treatise-2329	571	90	H_x	h_x	CD
huygens-treatise-2329	571	91	_	_	NNP
huygens-treatise-2329	571	92	up	up	IN
huygens-treatise-2329	571	93	to	to	IN
huygens-treatise-2329	571	94	KB	KB	NNP
huygens-treatise-2329	571	95	parallel	parallel	NN
huygens-treatise-2329	571	96	to	to	IN
huygens-treatise-2329	571	97	CO	CO	NNP
huygens-treatise-2329	571	98	)	)	-RRB-
huygens-treatise-2329	571	99	that	that	IN
huygens-treatise-2329	571	100	the	the	DT
huygens-treatise-2329	571	101	diameters	diameter	NNS
huygens-treatise-2329	571	102	of	of	IN
huygens-treatise-2329	571	103	the	the	DT
huygens-treatise-2329	571	104	spheroid	spheroid	NN
huygens-treatise-2329	571	105	GSP_g	gsp_g	UH
huygens-treatise-2329	571	106	_	_	NNP
huygens-treatise-2329	571	107	bear	bear	VBP
huygens-treatise-2329	571	108	to	to	IN
huygens-treatise-2329	571	109	the	the	DT
huygens-treatise-2329	571	110	line	line	NN
huygens-treatise-2329	571	111	CB	CB	NNP
huygens-treatise-2329	571	112	,	,	,
huygens-treatise-2329	571	113	or	or	CC
huygens-treatise-2329	571	114	N.	N.	NNP
huygens-treatise-2329	571	115	And	and	CC
huygens-treatise-2329	571	116	it	-PRON-	PRP
huygens-treatise-2329	571	117	is	be	VBZ
huygens-treatise-2329	571	118	quite	quite	RB
huygens-treatise-2329	571	119	easy	easy	JJ
huygens-treatise-2329	571	120	to	to	TO
huygens-treatise-2329	571	121	see	see	VB
huygens-treatise-2329	571	122	that	that	IN
huygens-treatise-2329	571	123	the	the	DT
huygens-treatise-2329	571	124	common	common	JJ
huygens-treatise-2329	571	125	tangent	tangent	NN
huygens-treatise-2329	571	126	of	of	IN
huygens-treatise-2329	571	127	all	all	PDT
huygens-treatise-2329	571	128	these	these	DT
huygens-treatise-2329	571	129	spheroids	spheroid	NNS
huygens-treatise-2329	571	130	,	,	,
huygens-treatise-2329	571	131	which	which	WDT
huygens-treatise-2329	571	132	are	be	VBP
huygens-treatise-2329	571	133	here	here	RB
huygens-treatise-2329	571	134	represented	represent	VBN
huygens-treatise-2329	571	135	by	by	IN
huygens-treatise-2329	571	136	Ellipses	Ellipses	NNP
huygens-treatise-2329	571	137	,	,	,
huygens-treatise-2329	571	138	will	will	MD
huygens-treatise-2329	571	139	be	be	VB
huygens-treatise-2329	571	140	the	the	DT
huygens-treatise-2329	571	141	straight	straight	JJ
huygens-treatise-2329	571	142	line	line	NN
huygens-treatise-2329	571	143	IK	IK	NNP
huygens-treatise-2329	571	144	,	,	,
huygens-treatise-2329	571	145	which	which	WDT
huygens-treatise-2329	571	146	consequently	consequently	RB
huygens-treatise-2329	571	147	will	will	MD
huygens-treatise-2329	571	148	be	be	VB
huygens-treatise-2329	571	149	the	the	DT
huygens-treatise-2329	571	150	propagation	propagation	NN
huygens-treatise-2329	571	151	of	of	IN
huygens-treatise-2329	571	152	the	the	DT
huygens-treatise-2329	571	153	wave	wave	NN
huygens-treatise-2329	571	154	CO	CO	NNP
huygens-treatise-2329	571	155	;	;	:
huygens-treatise-2329	571	156	and	and	CC
huygens-treatise-2329	571	157	the	the	DT
huygens-treatise-2329	571	158	point	point	NN
huygens-treatise-2329	571	159	I	-PRON-	PRP
huygens-treatise-2329	571	160	will	will	MD
huygens-treatise-2329	571	161	be	be	VB
huygens-treatise-2329	571	162	that	that	DT
huygens-treatise-2329	571	163	of	of	IN
huygens-treatise-2329	571	164	the	the	DT
huygens-treatise-2329	571	165	point	point	NN
huygens-treatise-2329	571	166	C	C	NNP
huygens-treatise-2329	571	167	,	,	,
huygens-treatise-2329	571	168	conformably	conformably	RB
huygens-treatise-2329	571	169	with	with	IN
huygens-treatise-2329	571	170	that	that	DT
huygens-treatise-2329	571	171	which	which	WDT
huygens-treatise-2329	571	172	has	have	VBZ
huygens-treatise-2329	571	173	been	be	VBN
huygens-treatise-2329	571	174	demonstrated	demonstrate	VBN
huygens-treatise-2329	571	175	in	in	IN
huygens-treatise-2329	571	176	ordinary	ordinary	JJ
huygens-treatise-2329	571	177	refraction	refraction	NN
huygens-treatise-2329	571	178	.	.	.
huygens-treatise-2329	572	1	Now	now	RB
huygens-treatise-2329	572	2	as	as	IN
huygens-treatise-2329	572	3	to	to	IN
huygens-treatise-2329	572	4	finding	find	VBG
huygens-treatise-2329	572	5	the	the	DT
huygens-treatise-2329	572	6	point	point	NN
huygens-treatise-2329	572	7	of	of	IN
huygens-treatise-2329	572	8	contact	contact	NN
huygens-treatise-2329	572	9	I	-PRON-	PRP
huygens-treatise-2329	572	10	,	,	,
huygens-treatise-2329	572	11	it	-PRON-	PRP
huygens-treatise-2329	572	12	is	be	VBZ
huygens-treatise-2329	572	13	known	know	VBN
huygens-treatise-2329	572	14	that	that	IN
huygens-treatise-2329	572	15	one	one	PRP
huygens-treatise-2329	572	16	must	must	MD
huygens-treatise-2329	572	17	find	find	VB
huygens-treatise-2329	572	18	CD	CD	NNP
huygens-treatise-2329	572	19	a	a	DT
huygens-treatise-2329	572	20	third	third	JJ
huygens-treatise-2329	572	21	proportional	proportional	NN
huygens-treatise-2329	572	22	to	to	IN
huygens-treatise-2329	572	23	the	the	DT
huygens-treatise-2329	572	24	lines	line	NNS
huygens-treatise-2329	572	25	CK	CK	NNP
huygens-treatise-2329	572	26	,	,	,
huygens-treatise-2329	572	27	CG	CG	NNP
huygens-treatise-2329	572	28	,	,	,
huygens-treatise-2329	572	29	and	and	CC
huygens-treatise-2329	572	30	draw	draw	VB
huygens-treatise-2329	572	31	DI	DI	NNP
huygens-treatise-2329	572	32	parallel	parallel	NN
huygens-treatise-2329	572	33	to	to	IN
huygens-treatise-2329	572	34	CM	CM	NNP
huygens-treatise-2329	572	35	,	,	,
huygens-treatise-2329	572	36	previously	previously	RB
huygens-treatise-2329	572	37	determined	determine	VBN
huygens-treatise-2329	572	38	,	,	,
huygens-treatise-2329	572	39	which	which	WDT
huygens-treatise-2329	572	40	is	be	VBZ
huygens-treatise-2329	572	41	the	the	DT
huygens-treatise-2329	572	42	conjugate	conjugate	JJ
huygens-treatise-2329	572	43	diameter	diameter	NN
huygens-treatise-2329	572	44	to	to	IN
huygens-treatise-2329	572	45	CG	CG	NNP
huygens-treatise-2329	572	46	;	;	:
huygens-treatise-2329	572	47	for	for	IN
huygens-treatise-2329	572	48	then	then	RB
huygens-treatise-2329	572	49	,	,	,
huygens-treatise-2329	572	50	by	by	IN
huygens-treatise-2329	572	51	drawing	draw	VBG
huygens-treatise-2329	572	52	KI	KI	NNP
huygens-treatise-2329	572	53	it	-PRON-	PRP
huygens-treatise-2329	572	54	touches	touch	VBZ
huygens-treatise-2329	572	55	the	the	DT
huygens-treatise-2329	572	56	Ellipse	Ellipse	NNP
huygens-treatise-2329	572	57	at	at	IN
huygens-treatise-2329	572	58	I.	I.	NNP
huygens-treatise-2329	573	1	29	29	CD
huygens-treatise-2329	573	2	.	.	.
huygens-treatise-2329	574	1	Now	now	RB
huygens-treatise-2329	574	2	as	as	IN
huygens-treatise-2329	574	3	we	-PRON-	PRP
huygens-treatise-2329	574	4	have	have	VBP
huygens-treatise-2329	574	5	found	find	VBN
huygens-treatise-2329	574	6	CI	CI	NNP
huygens-treatise-2329	574	7	the	the	DT
huygens-treatise-2329	574	8	refraction	refraction	NN
huygens-treatise-2329	574	9	of	of	IN
huygens-treatise-2329	574	10	the	the	DT
huygens-treatise-2329	574	11	ray	ray	NN
huygens-treatise-2329	574	12	RC	RC	NNP
huygens-treatise-2329	574	13	,	,	,
huygens-treatise-2329	574	14	similarly	similarly	RB
huygens-treatise-2329	574	15	one	one	PRP
huygens-treatise-2329	574	16	will	will	MD
huygens-treatise-2329	574	17	find	find	VB
huygens-treatise-2329	574	18	C_i	c_i	XX
huygens-treatise-2329	574	19	_	_	IN
huygens-treatise-2329	574	20	the	the	DT
huygens-treatise-2329	574	21	refraction	refraction	NN
huygens-treatise-2329	574	22	of	of	IN
huygens-treatise-2329	574	23	the	the	DT
huygens-treatise-2329	574	24	ray	ray	NNP
huygens-treatise-2329	574	25	_	_	NNP
huygens-treatise-2329	574	26	r_C	r_C	NNP
huygens-treatise-2329	574	27	,	,	,
huygens-treatise-2329	574	28	which	which	WDT
huygens-treatise-2329	574	29	comes	come	VBZ
huygens-treatise-2329	574	30	from	from	IN
huygens-treatise-2329	574	31	the	the	DT
huygens-treatise-2329	574	32	opposite	opposite	JJ
huygens-treatise-2329	574	33	side	side	NN
huygens-treatise-2329	574	34	,	,	,
huygens-treatise-2329	574	35	by	by	IN
huygens-treatise-2329	574	36	making	make	VBG
huygens-treatise-2329	574	37	C_o	c_o	CD
huygens-treatise-2329	574	38	_	_	NNP
huygens-treatise-2329	574	39	perpendicular	perpendicular	NN
huygens-treatise-2329	574	40	to	to	IN
huygens-treatise-2329	574	41	_	_	NNP
huygens-treatise-2329	574	42	r_C	r_C	NNP
huygens-treatise-2329	574	43	and	and	CC
huygens-treatise-2329	574	44	following	follow	VBG
huygens-treatise-2329	574	45	out	out	RP
huygens-treatise-2329	574	46	the	the	DT
huygens-treatise-2329	574	47	rest	rest	NN
huygens-treatise-2329	574	48	of	of	IN
huygens-treatise-2329	574	49	the	the	DT
huygens-treatise-2329	574	50	construction	construction	NN
huygens-treatise-2329	574	51	as	as	IN
huygens-treatise-2329	574	52	before	before	RB
huygens-treatise-2329	574	53	.	.	.
huygens-treatise-2329	575	1	Whence	whence	IN
huygens-treatise-2329	575	2	one	one	NN
huygens-treatise-2329	575	3	sees	see	VBZ
huygens-treatise-2329	575	4	that	that	IN
huygens-treatise-2329	575	5	if	if	IN
huygens-treatise-2329	575	6	the	the	DT
huygens-treatise-2329	575	7	ray	ray	NN
huygens-treatise-2329	575	8	_	_	NNP
huygens-treatise-2329	575	9	r_C	r_C	NNP
huygens-treatise-2329	575	10	is	be	VBZ
huygens-treatise-2329	575	11	inclined	incline	VBN
huygens-treatise-2329	575	12	equally	equally	RB
huygens-treatise-2329	575	13	with	with	IN
huygens-treatise-2329	575	14	RC	RC	NNP
huygens-treatise-2329	575	15	,	,	,
huygens-treatise-2329	575	16	the	the	DT
huygens-treatise-2329	575	17	line	line	NN
huygens-treatise-2329	575	18	C_d	c_d	CD
huygens-treatise-2329	575	19	_	_	NNP
huygens-treatise-2329	575	20	will	will	MD
huygens-treatise-2329	575	21	necessarily	necessarily	RB
huygens-treatise-2329	575	22	be	be	VB
huygens-treatise-2329	575	23	equal	equal	JJ
huygens-treatise-2329	575	24	to	to	IN
huygens-treatise-2329	575	25	CD	CD	NNP
huygens-treatise-2329	575	26	,	,	,
huygens-treatise-2329	575	27	because	because	IN
huygens-treatise-2329	575	28	C_k	c_k	CD
huygens-treatise-2329	575	29	_	_	NNP
huygens-treatise-2329	575	30	is	be	VBZ
huygens-treatise-2329	575	31	equal	equal	JJ
huygens-treatise-2329	575	32	to	to	IN
huygens-treatise-2329	575	33	CK	CK	NNP
huygens-treatise-2329	575	34	,	,	,
huygens-treatise-2329	575	35	and	and	CC
huygens-treatise-2329	575	36	C_g	c_g	CD
huygens-treatise-2329	575	37	_	_	NNP
huygens-treatise-2329	575	38	to	to	IN
huygens-treatise-2329	575	39	CG	CG	NNP
huygens-treatise-2329	575	40	.	.	.
huygens-treatise-2329	576	1	And	and	CC
huygens-treatise-2329	576	2	in	in	IN
huygens-treatise-2329	576	3	consequence	consequence	NNP
huygens-treatise-2329	576	4	I_i	i_i	CD
huygens-treatise-2329	576	5	_	_	NNP
huygens-treatise-2329	576	6	will	will	MD
huygens-treatise-2329	576	7	be	be	VB
huygens-treatise-2329	576	8	cut	cut	VBN
huygens-treatise-2329	576	9	at	at	IN
huygens-treatise-2329	576	10	E	e	NN
huygens-treatise-2329	576	11	into	into	IN
huygens-treatise-2329	576	12	equal	equal	JJ
huygens-treatise-2329	576	13	parts	part	NNS
huygens-treatise-2329	576	14	by	by	IN
huygens-treatise-2329	576	15	the	the	DT
huygens-treatise-2329	576	16	line	line	NN
huygens-treatise-2329	576	17	CM	CM	NNP
huygens-treatise-2329	576	18	,	,	,
huygens-treatise-2329	576	19	to	to	IN
huygens-treatise-2329	576	20	which	which	WDT
huygens-treatise-2329	576	21	DI	DI	NNP
huygens-treatise-2329	576	22	and	and	CC
huygens-treatise-2329	576	23	_	_	NNP
huygens-treatise-2329	576	24	di	di	NNP
huygens-treatise-2329	576	25	_	_	NNP
huygens-treatise-2329	576	26	are	be	VBP
huygens-treatise-2329	576	27	parallel	parallel	JJ
huygens-treatise-2329	576	28	.	.	.
huygens-treatise-2329	577	1	And	and	CC
huygens-treatise-2329	577	2	because	because	IN
huygens-treatise-2329	577	3	CM	CM	NNP
huygens-treatise-2329	577	4	is	be	VBZ
huygens-treatise-2329	577	5	the	the	DT
huygens-treatise-2329	577	6	conjugate	conjugate	JJ
huygens-treatise-2329	577	7	diameter	diameter	NN
huygens-treatise-2329	577	8	to	to	IN
huygens-treatise-2329	577	9	CG	CG	NNP
huygens-treatise-2329	577	10	,	,	,
huygens-treatise-2329	577	11	it	-PRON-	PRP
huygens-treatise-2329	577	12	follows	follow	VBZ
huygens-treatise-2329	577	13	that	that	IN
huygens-treatise-2329	577	14	_	_	NNP
huygens-treatise-2329	577	15	i_I	i_i	NN
huygens-treatise-2329	577	16	will	will	MD
huygens-treatise-2329	577	17	be	be	VB
huygens-treatise-2329	577	18	parallel	parallel	JJ
huygens-treatise-2329	577	19	to	to	IN
huygens-treatise-2329	577	20	_	_	NNP
huygens-treatise-2329	577	21	g_G.	g_g.	NN
huygens-treatise-2329	578	1	Therefore	therefore	RB
huygens-treatise-2329	578	2	if	if	IN
huygens-treatise-2329	578	3	one	one	CD
huygens-treatise-2329	578	4	prolongs	prolong	VBZ
huygens-treatise-2329	578	5	the	the	DT
huygens-treatise-2329	578	6	refracted	refract	VBN
huygens-treatise-2329	578	7	rays	ray	NNS
huygens-treatise-2329	578	8	CI	CI	NNP
huygens-treatise-2329	578	9	,	,	,
huygens-treatise-2329	578	10	C_i	C_i	NNP
huygens-treatise-2329	578	11	_	_	NNP
huygens-treatise-2329	578	12	,	,	,
huygens-treatise-2329	578	13	until	until	IN
huygens-treatise-2329	578	14	they	-PRON-	PRP
huygens-treatise-2329	578	15	meet	meet	VBP
huygens-treatise-2329	578	16	the	the	DT
huygens-treatise-2329	578	17	tangent	tangent	NN
huygens-treatise-2329	578	18	ML	ML	NNP
huygens-treatise-2329	578	19	at	at	IN
huygens-treatise-2329	578	20	T	T	NNP
huygens-treatise-2329	578	21	and	and	CC
huygens-treatise-2329	578	22	_	_	NNP
huygens-treatise-2329	578	23	t	t	NNP
huygens-treatise-2329	578	24	_	_	NNP
huygens-treatise-2329	578	25	,	,	,
huygens-treatise-2329	578	26	the	the	DT
huygens-treatise-2329	578	27	distances	distance	NNS
huygens-treatise-2329	578	28	MT	MT	NNP
huygens-treatise-2329	578	29	,	,	,
huygens-treatise-2329	578	30	M_t	M_t	NNP
huygens-treatise-2329	578	31	_	_	NNP
huygens-treatise-2329	578	32	,	,	,
huygens-treatise-2329	578	33	will	will	MD
huygens-treatise-2329	578	34	also	also	RB
huygens-treatise-2329	578	35	be	be	VB
huygens-treatise-2329	578	36	equal	equal	JJ
huygens-treatise-2329	578	37	.	.	.
huygens-treatise-2329	579	1	And	and	CC
huygens-treatise-2329	579	2	so	so	RB
huygens-treatise-2329	579	3	,	,	,
huygens-treatise-2329	579	4	by	by	IN
huygens-treatise-2329	579	5	our	-PRON-	PRP$
huygens-treatise-2329	579	6	hypothesis	hypothesis	NN
huygens-treatise-2329	579	7	,	,	,
huygens-treatise-2329	579	8	we	-PRON-	PRP
huygens-treatise-2329	579	9	explain	explain	VBP
huygens-treatise-2329	579	10	perfectly	perfectly	RB
huygens-treatise-2329	579	11	the	the	DT
huygens-treatise-2329	579	12	phenomenon	phenomenon	NN
huygens-treatise-2329	579	13	mentioned	mention	VBN
huygens-treatise-2329	579	14	above	above	RB
huygens-treatise-2329	579	15	;	;	:
huygens-treatise-2329	579	16	to	to	IN
huygens-treatise-2329	579	17	wit	wit	NN
huygens-treatise-2329	579	18	,	,	,
huygens-treatise-2329	579	19	that	that	IN
huygens-treatise-2329	579	20	when	when	WRB
huygens-treatise-2329	579	21	there	there	EX
huygens-treatise-2329	579	22	are	be	VBP
huygens-treatise-2329	579	23	two	two	CD
huygens-treatise-2329	579	24	rays	ray	NNS
huygens-treatise-2329	579	25	equally	equally	RB
huygens-treatise-2329	579	26	inclined	inclined	JJ
huygens-treatise-2329	579	27	,	,	,
huygens-treatise-2329	579	28	but	but	CC
huygens-treatise-2329	579	29	coming	come	VBG
huygens-treatise-2329	579	30	from	from	IN
huygens-treatise-2329	579	31	opposite	opposite	JJ
huygens-treatise-2329	579	32	sides	side	NNS
huygens-treatise-2329	579	33	,	,	,
huygens-treatise-2329	579	34	as	as	IN
huygens-treatise-2329	579	35	here	here	RB
huygens-treatise-2329	579	36	the	the	DT
huygens-treatise-2329	579	37	rays	ray	NNS
huygens-treatise-2329	579	38	RC	RC	NNP
huygens-treatise-2329	579	39	,	,	,
huygens-treatise-2329	579	40	_	_	NNP
huygens-treatise-2329	579	41	rc	rc	NNP
huygens-treatise-2329	579	42	_	_	NNP
huygens-treatise-2329	579	43	,	,	,
huygens-treatise-2329	579	44	their	-PRON-	PRP$
huygens-treatise-2329	579	45	refractions	refraction	NNS
huygens-treatise-2329	579	46	diverge	diverge	VBP
huygens-treatise-2329	579	47	equally	equally	RB
huygens-treatise-2329	579	48	from	from	IN
huygens-treatise-2329	579	49	the	the	DT
huygens-treatise-2329	579	50	line	line	NN
huygens-treatise-2329	579	51	followed	follow	VBN
huygens-treatise-2329	579	52	by	by	IN
huygens-treatise-2329	579	53	the	the	DT
huygens-treatise-2329	579	54	refraction	refraction	NN
huygens-treatise-2329	579	55	of	of	IN
huygens-treatise-2329	579	56	the	the	DT
huygens-treatise-2329	579	57	ray	ray	NN
huygens-treatise-2329	579	58	perpendicular	perpendicular	JJ
huygens-treatise-2329	579	59	to	to	IN
huygens-treatise-2329	579	60	the	the	DT
huygens-treatise-2329	579	61	surface	surface	NN
huygens-treatise-2329	579	62	,	,	,
huygens-treatise-2329	579	63	by	by	IN
huygens-treatise-2329	579	64	considering	consider	VBG
huygens-treatise-2329	579	65	these	these	DT
huygens-treatise-2329	579	66	divergences	divergence	NNS
huygens-treatise-2329	579	67	in	in	IN
huygens-treatise-2329	579	68	the	the	DT
huygens-treatise-2329	579	69	direction	direction	NN
huygens-treatise-2329	579	70	parallel	parallel	JJ
huygens-treatise-2329	579	71	to	to	IN
huygens-treatise-2329	579	72	the	the	DT
huygens-treatise-2329	579	73	surface	surface	NN
huygens-treatise-2329	579	74	of	of	IN
huygens-treatise-2329	579	75	the	the	DT
huygens-treatise-2329	579	76	crystal	crystal	NN
huygens-treatise-2329	579	77	.	.	.
huygens-treatise-2329	580	1	30	30	CD
huygens-treatise-2329	580	2	.	.	.
huygens-treatise-2329	581	1	To	to	TO
huygens-treatise-2329	581	2	find	find	VB
huygens-treatise-2329	581	3	the	the	DT
huygens-treatise-2329	581	4	length	length	NN
huygens-treatise-2329	581	5	of	of	IN
huygens-treatise-2329	581	6	the	the	DT
huygens-treatise-2329	581	7	line	line	NN
huygens-treatise-2329	581	8	N	N	NNP
huygens-treatise-2329	581	9	,	,	,
huygens-treatise-2329	581	10	in	in	IN
huygens-treatise-2329	581	11	proportion	proportion	NN
huygens-treatise-2329	581	12	to	to	IN
huygens-treatise-2329	581	13	CP	CP	NNP
huygens-treatise-2329	581	14	,	,	,
huygens-treatise-2329	581	15	CS	CS	NNP
huygens-treatise-2329	581	16	,	,	,
huygens-treatise-2329	581	17	CG	CG	NNP
huygens-treatise-2329	581	18	,	,	,
huygens-treatise-2329	581	19	it	-PRON-	PRP
huygens-treatise-2329	581	20	must	must	MD
huygens-treatise-2329	581	21	be	be	VB
huygens-treatise-2329	581	22	determined	determine	VBN
huygens-treatise-2329	581	23	by	by	IN
huygens-treatise-2329	581	24	observations	observation	NNS
huygens-treatise-2329	581	25	of	of	IN
huygens-treatise-2329	581	26	the	the	DT
huygens-treatise-2329	581	27	irregular	irregular	JJ
huygens-treatise-2329	581	28	refraction	refraction	NN
huygens-treatise-2329	581	29	which	which	WDT
huygens-treatise-2329	581	30	occurs	occur	VBZ
huygens-treatise-2329	581	31	in	in	IN
huygens-treatise-2329	581	32	this	this	DT
huygens-treatise-2329	581	33	section	section	NN
huygens-treatise-2329	581	34	of	of	IN
huygens-treatise-2329	581	35	the	the	DT
huygens-treatise-2329	581	36	crystal	crystal	NN
huygens-treatise-2329	581	37	;	;	:
huygens-treatise-2329	581	38	and	and	CC
huygens-treatise-2329	581	39	I	-PRON-	PRP
huygens-treatise-2329	581	40	find	find	VBP
huygens-treatise-2329	581	41	thus	thus	RB
huygens-treatise-2329	581	42	that	that	IN
huygens-treatise-2329	581	43	the	the	DT
huygens-treatise-2329	581	44	ratio	ratio	NN
huygens-treatise-2329	581	45	of	of	IN
huygens-treatise-2329	581	46	N	n	NN
huygens-treatise-2329	581	47	to	to	IN
huygens-treatise-2329	581	48	GC	GC	NNP
huygens-treatise-2329	581	49	is	be	VBZ
huygens-treatise-2329	581	50	just	just	RB
huygens-treatise-2329	581	51	a	a	DT
huygens-treatise-2329	581	52	little	little	JJ
huygens-treatise-2329	581	53	less	less	JJR
huygens-treatise-2329	581	54	than	than	IN
huygens-treatise-2329	581	55	8	8	CD
huygens-treatise-2329	581	56	to	to	IN
huygens-treatise-2329	581	57	5	5	CD
huygens-treatise-2329	581	58	.	.	.
huygens-treatise-2329	582	1	And	and	CC
huygens-treatise-2329	582	2	having	have	VBG
huygens-treatise-2329	582	3	regard	regard	NN
huygens-treatise-2329	582	4	to	to	IN
huygens-treatise-2329	582	5	some	some	DT
huygens-treatise-2329	582	6	other	other	JJ
huygens-treatise-2329	582	7	observations	observation	NNS
huygens-treatise-2329	582	8	and	and	CC
huygens-treatise-2329	582	9	phenomena	phenomenon	NNS
huygens-treatise-2329	582	10	of	of	IN
huygens-treatise-2329	582	11	which	which	WDT
huygens-treatise-2329	582	12	I	-PRON-	PRP
huygens-treatise-2329	582	13	shall	shall	MD
huygens-treatise-2329	582	14	speak	speak	VB
huygens-treatise-2329	582	15	afterwards	afterwards	RB
huygens-treatise-2329	582	16	,	,	,
huygens-treatise-2329	582	17	I	-PRON-	PRP
huygens-treatise-2329	582	18	put	put	VBD
huygens-treatise-2329	582	19	N	n	NN
huygens-treatise-2329	582	20	at	at	IN
huygens-treatise-2329	582	21	156,962	156,962	CD
huygens-treatise-2329	582	22	parts	part	NNS
huygens-treatise-2329	582	23	,	,	,
huygens-treatise-2329	582	24	of	of	IN
huygens-treatise-2329	582	25	which	which	WDT
huygens-treatise-2329	582	26	the	the	DT
huygens-treatise-2329	582	27	semi	semi	JJ
huygens-treatise-2329	582	28	-	-	JJ
huygens-treatise-2329	582	29	diameter	diameter	NN
huygens-treatise-2329	582	30	CG	cg	NN
huygens-treatise-2329	582	31	is	be	VBZ
huygens-treatise-2329	582	32	found	find	VBN
huygens-treatise-2329	582	33	to	to	TO
huygens-treatise-2329	582	34	contain	contain	VB
huygens-treatise-2329	582	35	98,779	98,779	CD
huygens-treatise-2329	582	36	,	,	,
huygens-treatise-2329	582	37	making	make	VBG
huygens-treatise-2329	582	38	this	this	DT
huygens-treatise-2329	582	39	ratio	ratio	NN
huygens-treatise-2329	582	40	8	8	CD
huygens-treatise-2329	582	41	to	to	TO
huygens-treatise-2329	582	42	5	5	CD
huygens-treatise-2329	582	43	-	-	SYM
huygens-treatise-2329	582	44	1/29	1/29	CD
huygens-treatise-2329	582	45	.	.	.
huygens-treatise-2329	583	1	Now	now	RB
huygens-treatise-2329	583	2	this	this	DT
huygens-treatise-2329	583	3	proportion	proportion	NN
huygens-treatise-2329	583	4	,	,	,
huygens-treatise-2329	583	5	which	which	WDT
huygens-treatise-2329	583	6	there	there	EX
huygens-treatise-2329	583	7	is	be	VBZ
huygens-treatise-2329	583	8	between	between	IN
huygens-treatise-2329	583	9	the	the	DT
huygens-treatise-2329	583	10	line	line	NN
huygens-treatise-2329	583	11	N	N	NNP
huygens-treatise-2329	583	12	and	and	CC
huygens-treatise-2329	583	13	CG	CG	NNP
huygens-treatise-2329	583	14	,	,	,
huygens-treatise-2329	583	15	may	may	MD
huygens-treatise-2329	583	16	be	be	VB
huygens-treatise-2329	583	17	called	call	VBN
huygens-treatise-2329	583	18	the	the	DT
huygens-treatise-2329	583	19	Proportion	Proportion	NNP
huygens-treatise-2329	583	20	of	of	IN
huygens-treatise-2329	583	21	the	the	DT
huygens-treatise-2329	583	22	Refraction	refraction	NN
huygens-treatise-2329	583	23	;	;	:
huygens-treatise-2329	583	24	similarly	similarly	RB
huygens-treatise-2329	583	25	as	as	IN
huygens-treatise-2329	583	26	in	in	IN
huygens-treatise-2329	583	27	glass	glass	NN
huygens-treatise-2329	583	28	that	that	DT
huygens-treatise-2329	583	29	of	of	IN
huygens-treatise-2329	583	30	3	3	CD
huygens-treatise-2329	583	31	to	to	IN
huygens-treatise-2329	583	32	2	2	CD
huygens-treatise-2329	583	33	,	,	,
huygens-treatise-2329	583	34	as	as	IN
huygens-treatise-2329	583	35	will	will	MD
huygens-treatise-2329	583	36	be	be	VB
huygens-treatise-2329	583	37	manifest	manifest	JJ
huygens-treatise-2329	583	38	when	when	WRB
huygens-treatise-2329	583	39	I	-PRON-	PRP
huygens-treatise-2329	583	40	shall	shall	MD
huygens-treatise-2329	583	41	have	have	VB
huygens-treatise-2329	583	42	explained	explain	VBN
huygens-treatise-2329	583	43	a	a	DT
huygens-treatise-2329	583	44	short	short	JJ
huygens-treatise-2329	583	45	process	process	NN
huygens-treatise-2329	583	46	in	in	IN
huygens-treatise-2329	583	47	the	the	DT
huygens-treatise-2329	583	48	preceding	precede	VBG
huygens-treatise-2329	583	49	way	way	NN
huygens-treatise-2329	583	50	to	to	TO
huygens-treatise-2329	583	51	find	find	VB
huygens-treatise-2329	583	52	the	the	DT
huygens-treatise-2329	583	53	irregular	irregular	JJ
huygens-treatise-2329	583	54	refractions	refraction	NNS
huygens-treatise-2329	583	55	.	.	.
huygens-treatise-2329	584	1	31	31	CD
huygens-treatise-2329	584	2	.	.	.
huygens-treatise-2329	585	1	Supposing	suppose	VBG
huygens-treatise-2329	585	2	then	then	RB
huygens-treatise-2329	585	3	,	,	,
huygens-treatise-2329	585	4	in	in	IN
huygens-treatise-2329	585	5	the	the	DT
huygens-treatise-2329	585	6	next	next	JJ
huygens-treatise-2329	585	7	figure	figure	NN
huygens-treatise-2329	585	8	,	,	,
huygens-treatise-2329	585	9	as	as	IN
huygens-treatise-2329	585	10	previously	previously	RB
huygens-treatise-2329	585	11	,	,	,
huygens-treatise-2329	585	12	the	the	DT
huygens-treatise-2329	585	13	surface	surface	NN
huygens-treatise-2329	585	14	of	of	IN
huygens-treatise-2329	585	15	the	the	DT
huygens-treatise-2329	585	16	crystal	crystal	NN
huygens-treatise-2329	585	17	_	_	NNP
huygens-treatise-2329	585	18	g_G	g_G	NNP
huygens-treatise-2329	585	19	,	,	,
huygens-treatise-2329	585	20	the	the	DT
huygens-treatise-2329	585	21	Ellipse	Ellipse	NNP
huygens-treatise-2329	585	22	GP_g	GP_g	NNP
huygens-treatise-2329	585	23	_	_	NNP
huygens-treatise-2329	585	24	,	,	,
huygens-treatise-2329	585	25	and	and	CC
huygens-treatise-2329	585	26	the	the	DT
huygens-treatise-2329	585	27	line	line	NN
huygens-treatise-2329	585	28	N	n	CD
huygens-treatise-2329	585	29	;	;	:
huygens-treatise-2329	585	30	and	and	CC
huygens-treatise-2329	585	31	CM	CM	NNP
huygens-treatise-2329	585	32	the	the	DT
huygens-treatise-2329	585	33	refraction	refraction	NN
huygens-treatise-2329	585	34	of	of	IN
huygens-treatise-2329	585	35	the	the	DT
huygens-treatise-2329	585	36	perpendicular	perpendicular	JJ
huygens-treatise-2329	585	37	ray	ray	NNP
huygens-treatise-2329	585	38	FC	FC	NNP
huygens-treatise-2329	585	39	,	,	,
huygens-treatise-2329	585	40	from	from	IN
huygens-treatise-2329	585	41	which	which	WDT
huygens-treatise-2329	585	42	it	-PRON-	PRP
huygens-treatise-2329	585	43	diverges	diverge	VBZ
huygens-treatise-2329	585	44	by	by	IN
huygens-treatise-2329	585	45	6	6	CD
huygens-treatise-2329	585	46	degrees	degree	NNS
huygens-treatise-2329	585	47	40	40	CD
huygens-treatise-2329	585	48	minutes	minute	NNS
huygens-treatise-2329	585	49	.	.	.
huygens-treatise-2329	586	1	Now	now	RB
huygens-treatise-2329	586	2	let	let	VB
huygens-treatise-2329	586	3	there	there	EX
huygens-treatise-2329	586	4	be	be	VB
huygens-treatise-2329	586	5	some	some	DT
huygens-treatise-2329	586	6	other	other	JJ
huygens-treatise-2329	586	7	ray	ray	NN
huygens-treatise-2329	586	8	RC	rc	NN
huygens-treatise-2329	586	9	,	,	,
huygens-treatise-2329	586	10	the	the	DT
huygens-treatise-2329	586	11	refraction	refraction	NN
huygens-treatise-2329	586	12	of	of	IN
huygens-treatise-2329	586	13	which	which	WDT
huygens-treatise-2329	586	14	must	must	MD
huygens-treatise-2329	586	15	be	be	VB
huygens-treatise-2329	586	16	found	find	VBN
huygens-treatise-2329	586	17	.	.	.
huygens-treatise-2329	587	1	About	about	IN
huygens-treatise-2329	587	2	the	the	DT
huygens-treatise-2329	587	3	centre	centre	NN
huygens-treatise-2329	587	4	C	c	NN
huygens-treatise-2329	587	5	,	,	,
huygens-treatise-2329	587	6	with	with	IN
huygens-treatise-2329	587	7	semi	semi	JJ
huygens-treatise-2329	587	8	-	-	JJ
huygens-treatise-2329	587	9	diameter	diameter	JJ
huygens-treatise-2329	587	10	CG	cg	NN
huygens-treatise-2329	587	11	,	,	,
huygens-treatise-2329	587	12	let	let	VB
huygens-treatise-2329	587	13	the	the	DT
huygens-treatise-2329	587	14	circumference	circumference	NN
huygens-treatise-2329	587	15	_	_	NNP
huygens-treatise-2329	587	16	g_RG	g_rg	NN
huygens-treatise-2329	587	17	be	be	VB
huygens-treatise-2329	587	18	described	describe	VBN
huygens-treatise-2329	587	19	,	,	,
huygens-treatise-2329	587	20	cutting	cut	VBG
huygens-treatise-2329	587	21	the	the	DT
huygens-treatise-2329	587	22	ray	ray	NN
huygens-treatise-2329	587	23	RC	rc	NN
huygens-treatise-2329	587	24	at	at	IN
huygens-treatise-2329	587	25	R	r	NN
huygens-treatise-2329	587	26	;	;	:
huygens-treatise-2329	587	27	and	and	CC
huygens-treatise-2329	587	28	let	let	VB
huygens-treatise-2329	587	29	RV	rv	NN
huygens-treatise-2329	587	30	be	be	VB
huygens-treatise-2329	587	31	the	the	DT
huygens-treatise-2329	587	32	perpendicular	perpendicular	NN
huygens-treatise-2329	587	33	on	on	IN
huygens-treatise-2329	587	34	CG	CG	NNP
huygens-treatise-2329	587	35	.	.	.
huygens-treatise-2329	588	1	Then	then	RB
huygens-treatise-2329	588	2	as	as	IN
huygens-treatise-2329	588	3	the	the	DT
huygens-treatise-2329	588	4	line	line	NN
huygens-treatise-2329	588	5	N	n	CD
huygens-treatise-2329	588	6	is	be	VBZ
huygens-treatise-2329	588	7	to	to	IN
huygens-treatise-2329	588	8	CG	CG	NNP
huygens-treatise-2329	588	9	let	let	VB
huygens-treatise-2329	588	10	CV	CV	NNP
huygens-treatise-2329	588	11	be	be	VB
huygens-treatise-2329	588	12	to	to	IN
huygens-treatise-2329	588	13	CD	cd	NN
huygens-treatise-2329	588	14	,	,	,
huygens-treatise-2329	588	15	and	and	CC
huygens-treatise-2329	588	16	let	let	VB
huygens-treatise-2329	588	17	DI	DI	NNP
huygens-treatise-2329	588	18	be	be	VB
huygens-treatise-2329	588	19	drawn	draw	VBN
huygens-treatise-2329	588	20	parallel	parallel	JJ
huygens-treatise-2329	588	21	to	to	IN
huygens-treatise-2329	588	22	CM	CM	NNP
huygens-treatise-2329	588	23	,	,	,
huygens-treatise-2329	588	24	cutting	cut	VBG
huygens-treatise-2329	588	25	the	the	DT
huygens-treatise-2329	588	26	Ellipse	Ellipse	NNP
huygens-treatise-2329	588	27	_	_	NNP
huygens-treatise-2329	588	28	g_MG	g_mg	NN
huygens-treatise-2329	588	29	at	at	IN
huygens-treatise-2329	588	30	I	-PRON-	PRP
huygens-treatise-2329	588	31	;	;	:
huygens-treatise-2329	588	32	then	then	RB
huygens-treatise-2329	588	33	joining	join	VBG
huygens-treatise-2329	588	34	CI	CI	NNP
huygens-treatise-2329	588	35	,	,	,
huygens-treatise-2329	588	36	this	this	DT
huygens-treatise-2329	588	37	will	will	MD
huygens-treatise-2329	588	38	be	be	VB
huygens-treatise-2329	588	39	the	the	DT
huygens-treatise-2329	588	40	required	required	JJ
huygens-treatise-2329	588	41	refraction	refraction	NN
huygens-treatise-2329	588	42	of	of	IN
huygens-treatise-2329	588	43	the	the	DT
huygens-treatise-2329	588	44	ray	ray	NN
huygens-treatise-2329	588	45	RC	RC	NNP
huygens-treatise-2329	588	46	.	.	.
huygens-treatise-2329	589	1	Which	which	WDT
huygens-treatise-2329	589	2	is	be	VBZ
huygens-treatise-2329	589	3	demonstrated	demonstrate	VBN
huygens-treatise-2329	589	4	thus	thus	RB
huygens-treatise-2329	589	5	.	.	.
huygens-treatise-2329	590	1	[	[	-LRB-
huygens-treatise-2329	590	2	Illustration	illustration	NN
huygens-treatise-2329	590	3	]	]	-RRB-
huygens-treatise-2329	590	4	Let	let	VB
huygens-treatise-2329	590	5	CO	CO	NNP
huygens-treatise-2329	590	6	be	be	VB
huygens-treatise-2329	590	7	perpendicular	perpendicular	JJ
huygens-treatise-2329	590	8	to	to	IN
huygens-treatise-2329	590	9	CR	CR	NNP
huygens-treatise-2329	590	10	,	,	,
huygens-treatise-2329	590	11	and	and	CC
huygens-treatise-2329	590	12	across	across	IN
huygens-treatise-2329	590	13	the	the	DT
huygens-treatise-2329	590	14	angle	angle	NN
huygens-treatise-2329	590	15	OCG	OCG	NNP
huygens-treatise-2329	590	16	let	let	VBD
huygens-treatise-2329	590	17	OK	ok	RB
huygens-treatise-2329	590	18	be	be	VB
huygens-treatise-2329	590	19	adjusted	adjust	VBN
huygens-treatise-2329	590	20	,	,	,
huygens-treatise-2329	590	21	equal	equal	JJ
huygens-treatise-2329	590	22	to	to	IN
huygens-treatise-2329	590	23	N	n	NN
huygens-treatise-2329	590	24	and	and	CC
huygens-treatise-2329	590	25	perpendicular	perpendicular	JJ
huygens-treatise-2329	590	26	to	to	IN
huygens-treatise-2329	590	27	CO	CO	NNP
huygens-treatise-2329	590	28	,	,	,
huygens-treatise-2329	590	29	and	and	CC
huygens-treatise-2329	590	30	let	let	VB
huygens-treatise-2329	590	31	there	there	EX
huygens-treatise-2329	590	32	be	be	VB
huygens-treatise-2329	590	33	drawn	draw	VBN
huygens-treatise-2329	590	34	the	the	DT
huygens-treatise-2329	590	35	straight	straight	JJ
huygens-treatise-2329	590	36	line	line	NN
huygens-treatise-2329	590	37	KI	KI	NNP
huygens-treatise-2329	590	38	,	,	,
huygens-treatise-2329	590	39	which	which	WDT
huygens-treatise-2329	590	40	if	if	IN
huygens-treatise-2329	590	41	it	-PRON-	PRP
huygens-treatise-2329	590	42	is	be	VBZ
huygens-treatise-2329	590	43	demonstrated	demonstrate	VBN
huygens-treatise-2329	590	44	to	to	TO
huygens-treatise-2329	590	45	be	be	VB
huygens-treatise-2329	590	46	a	a	DT
huygens-treatise-2329	590	47	tangent	tangent	NN
huygens-treatise-2329	590	48	to	to	IN
huygens-treatise-2329	590	49	the	the	DT
huygens-treatise-2329	590	50	Ellipse	Ellipse	NNP
huygens-treatise-2329	590	51	at	at	IN
huygens-treatise-2329	590	52	I	-PRON-	PRP
huygens-treatise-2329	590	53	,	,	,
huygens-treatise-2329	590	54	it	-PRON-	PRP
huygens-treatise-2329	590	55	will	will	MD
huygens-treatise-2329	590	56	be	be	VB
huygens-treatise-2329	590	57	evident	evident	JJ
huygens-treatise-2329	590	58	by	by	IN
huygens-treatise-2329	590	59	the	the	DT
huygens-treatise-2329	590	60	things	thing	NNS
huygens-treatise-2329	590	61	heretofore	heretofore	RB
huygens-treatise-2329	590	62	explained	explain	VBD
huygens-treatise-2329	590	63	that	that	IN
huygens-treatise-2329	590	64	CI	CI	NNP
huygens-treatise-2329	590	65	is	be	VBZ
huygens-treatise-2329	590	66	the	the	DT
huygens-treatise-2329	590	67	refraction	refraction	NN
huygens-treatise-2329	590	68	of	of	IN
huygens-treatise-2329	590	69	the	the	DT
huygens-treatise-2329	590	70	ray	ray	NN
huygens-treatise-2329	590	71	RC	RC	NNP
huygens-treatise-2329	590	72	.	.	.
huygens-treatise-2329	591	1	Now	now	RB
huygens-treatise-2329	591	2	since	since	IN
huygens-treatise-2329	591	3	the	the	DT
huygens-treatise-2329	591	4	angle	angle	NN
huygens-treatise-2329	591	5	RCO	RCO	NNP
huygens-treatise-2329	591	6	is	be	VBZ
huygens-treatise-2329	591	7	a	a	DT
huygens-treatise-2329	591	8	right	right	JJ
huygens-treatise-2329	591	9	angle	angle	NN
huygens-treatise-2329	591	10	,	,	,
huygens-treatise-2329	591	11	it	-PRON-	PRP
huygens-treatise-2329	591	12	is	be	VBZ
huygens-treatise-2329	591	13	easy	easy	JJ
huygens-treatise-2329	591	14	to	to	TO
huygens-treatise-2329	591	15	see	see	VB
huygens-treatise-2329	591	16	that	that	IN
huygens-treatise-2329	591	17	the	the	DT
huygens-treatise-2329	591	18	right	right	RB
huygens-treatise-2329	591	19	-	-	HYPH
huygens-treatise-2329	591	20	angled	angle	VBN
huygens-treatise-2329	591	21	triangles	triangle	NNS
huygens-treatise-2329	591	22	RCV	RCV	NNP
huygens-treatise-2329	591	23	,	,	,
huygens-treatise-2329	591	24	KCO	KCO	NNP
huygens-treatise-2329	591	25	,	,	,
huygens-treatise-2329	591	26	are	be	VBP
huygens-treatise-2329	591	27	similar	similar	JJ
huygens-treatise-2329	591	28	.	.	.
huygens-treatise-2329	592	1	As	as	IN
huygens-treatise-2329	592	2	then	then	RB
huygens-treatise-2329	592	3	,	,	,
huygens-treatise-2329	592	4	CK	CK	NNP
huygens-treatise-2329	592	5	is	be	VBZ
huygens-treatise-2329	592	6	to	to	IN
huygens-treatise-2329	592	7	KO	KO	NNP
huygens-treatise-2329	592	8	,	,	,
huygens-treatise-2329	592	9	so	so	RB
huygens-treatise-2329	592	10	also	also	RB
huygens-treatise-2329	592	11	is	be	VBZ
huygens-treatise-2329	592	12	RC	rc	NN
huygens-treatise-2329	592	13	to	to	IN
huygens-treatise-2329	592	14	CV	CV	NNP
huygens-treatise-2329	592	15	.	.	.
huygens-treatise-2329	593	1	But	but	CC
huygens-treatise-2329	593	2	KO	KO	NNP
huygens-treatise-2329	593	3	is	be	VBZ
huygens-treatise-2329	593	4	equal	equal	JJ
huygens-treatise-2329	593	5	to	to	IN
huygens-treatise-2329	593	6	N	n	CD
huygens-treatise-2329	593	7	,	,	,
huygens-treatise-2329	593	8	and	and	CC
huygens-treatise-2329	593	9	RC	rc	NN
huygens-treatise-2329	593	10	to	to	IN
huygens-treatise-2329	593	11	CG	cg	NN
huygens-treatise-2329	593	12	:	:	:
huygens-treatise-2329	593	13	then	then	RB
huygens-treatise-2329	593	14	as	as	IN
huygens-treatise-2329	593	15	CK	CK	NNP
huygens-treatise-2329	593	16	is	be	VBZ
huygens-treatise-2329	593	17	to	to	TO
huygens-treatise-2329	593	18	N	n	CD
huygens-treatise-2329	593	19	so	so	RB
huygens-treatise-2329	593	20	will	will	MD
huygens-treatise-2329	593	21	CG	CG	NNP
huygens-treatise-2329	593	22	be	be	VB
huygens-treatise-2329	593	23	to	to	IN
huygens-treatise-2329	593	24	CV	cv	NN
huygens-treatise-2329	593	25	.	.	.
huygens-treatise-2329	594	1	But	but	CC
huygens-treatise-2329	594	2	as	as	IN
huygens-treatise-2329	594	3	N	n	CD
huygens-treatise-2329	594	4	is	be	VBZ
huygens-treatise-2329	594	5	to	to	IN
huygens-treatise-2329	594	6	CG	CG	NNP
huygens-treatise-2329	594	7	,	,	,
huygens-treatise-2329	594	8	so	so	CC
huygens-treatise-2329	594	9	,	,	,
huygens-treatise-2329	594	10	by	by	IN
huygens-treatise-2329	594	11	construction	construction	NN
huygens-treatise-2329	594	12	,	,	,
huygens-treatise-2329	594	13	is	be	VBZ
huygens-treatise-2329	594	14	CV	cv	NN
huygens-treatise-2329	594	15	to	to	IN
huygens-treatise-2329	594	16	CD	CD	NNP
huygens-treatise-2329	594	17	.	.	.
huygens-treatise-2329	595	1	Then	then	RB
huygens-treatise-2329	595	2	as	as	IN
huygens-treatise-2329	595	3	CK	CK	NNP
huygens-treatise-2329	595	4	is	be	VBZ
huygens-treatise-2329	595	5	to	to	IN
huygens-treatise-2329	595	6	CG	CG	NNP
huygens-treatise-2329	595	7	so	so	RB
huygens-treatise-2329	595	8	is	be	VBZ
huygens-treatise-2329	595	9	CG	cg	NN
huygens-treatise-2329	595	10	to	to	IN
huygens-treatise-2329	595	11	CD	CD	NNP
huygens-treatise-2329	595	12	.	.	.
huygens-treatise-2329	596	1	And	and	CC
huygens-treatise-2329	596	2	because	because	IN
huygens-treatise-2329	596	3	DI	DI	NNP
huygens-treatise-2329	596	4	is	be	VBZ
huygens-treatise-2329	596	5	parallel	parallel	NN
huygens-treatise-2329	596	6	to	to	IN
huygens-treatise-2329	596	7	CM	CM	NNP
huygens-treatise-2329	596	8	,	,	,
huygens-treatise-2329	596	9	the	the	DT
huygens-treatise-2329	596	10	conjugate	conjugate	NN
huygens-treatise-2329	596	11	diameter	diameter	NN
huygens-treatise-2329	596	12	to	to	IN
huygens-treatise-2329	596	13	CG	CG	NNP
huygens-treatise-2329	596	14	,	,	,
huygens-treatise-2329	596	15	it	-PRON-	PRP
huygens-treatise-2329	596	16	follows	follow	VBZ
huygens-treatise-2329	596	17	that	that	IN
huygens-treatise-2329	596	18	KI	KI	NNP
huygens-treatise-2329	596	19	touches	touch	VBZ
huygens-treatise-2329	596	20	the	the	DT
huygens-treatise-2329	596	21	Ellipse	Ellipse	NNP
huygens-treatise-2329	596	22	at	at	IN
huygens-treatise-2329	596	23	I	-PRON-	PRP
huygens-treatise-2329	596	24	;	;	:
huygens-treatise-2329	596	25	which	which	WDT
huygens-treatise-2329	596	26	remained	remain	VBD
huygens-treatise-2329	596	27	to	to	TO
huygens-treatise-2329	596	28	be	be	VB
huygens-treatise-2329	596	29	shown	show	VBN
huygens-treatise-2329	596	30	.	.	.
huygens-treatise-2329	597	1	32	32	CD
huygens-treatise-2329	597	2	.	.	.
huygens-treatise-2329	598	1	One	one	PRP
huygens-treatise-2329	598	2	sees	see	VBZ
huygens-treatise-2329	598	3	then	then	RB
huygens-treatise-2329	598	4	that	that	IN
huygens-treatise-2329	598	5	as	as	IN
huygens-treatise-2329	598	6	there	there	EX
huygens-treatise-2329	598	7	is	be	VBZ
huygens-treatise-2329	598	8	in	in	IN
huygens-treatise-2329	598	9	the	the	DT
huygens-treatise-2329	598	10	refraction	refraction	NN
huygens-treatise-2329	598	11	of	of	IN
huygens-treatise-2329	598	12	ordinary	ordinary	JJ
huygens-treatise-2329	598	13	media	medium	NNS
huygens-treatise-2329	598	14	a	a	DT
huygens-treatise-2329	598	15	certain	certain	JJ
huygens-treatise-2329	598	16	constant	constant	JJ
huygens-treatise-2329	598	17	proportion	proportion	NN
huygens-treatise-2329	598	18	between	between	IN
huygens-treatise-2329	598	19	the	the	DT
huygens-treatise-2329	598	20	sines	sine	NNS
huygens-treatise-2329	598	21	of	of	IN
huygens-treatise-2329	598	22	the	the	DT
huygens-treatise-2329	598	23	angles	angle	NNS
huygens-treatise-2329	598	24	which	which	WDT
huygens-treatise-2329	598	25	the	the	DT
huygens-treatise-2329	598	26	incident	incident	NN
huygens-treatise-2329	598	27	ray	ray	NN
huygens-treatise-2329	598	28	and	and	CC
huygens-treatise-2329	598	29	the	the	DT
huygens-treatise-2329	598	30	refracted	refract	VBN
huygens-treatise-2329	598	31	ray	ray	NN
huygens-treatise-2329	598	32	make	make	VBP
huygens-treatise-2329	598	33	with	with	IN
huygens-treatise-2329	598	34	the	the	DT
huygens-treatise-2329	598	35	perpendicular	perpendicular	NN
huygens-treatise-2329	598	36	,	,	,
huygens-treatise-2329	598	37	so	so	CC
huygens-treatise-2329	598	38	here	here	RB
huygens-treatise-2329	598	39	there	there	EX
huygens-treatise-2329	598	40	is	be	VBZ
huygens-treatise-2329	598	41	such	such	PDT
huygens-treatise-2329	598	42	a	a	DT
huygens-treatise-2329	598	43	proportion	proportion	NN
huygens-treatise-2329	598	44	between	between	IN
huygens-treatise-2329	598	45	CV	CV	NNP
huygens-treatise-2329	598	46	and	and	CC
huygens-treatise-2329	598	47	CD	CD	NNP
huygens-treatise-2329	598	48	or	or	CC
huygens-treatise-2329	598	49	IE	IE	NNP
huygens-treatise-2329	598	50	;	;	:
huygens-treatise-2329	598	51	that	that	DT
huygens-treatise-2329	598	52	is	be	VBZ
huygens-treatise-2329	598	53	to	to	TO
huygens-treatise-2329	598	54	say	say	VB
huygens-treatise-2329	598	55	between	between	IN
huygens-treatise-2329	598	56	the	the	DT
huygens-treatise-2329	598	57	Sine	Sine	NNP
huygens-treatise-2329	598	58	of	of	IN
huygens-treatise-2329	598	59	the	the	DT
huygens-treatise-2329	598	60	angle	angle	NN
huygens-treatise-2329	598	61	which	which	WDT
huygens-treatise-2329	598	62	the	the	DT
huygens-treatise-2329	598	63	incident	incident	NN
huygens-treatise-2329	598	64	ray	ray	NN
huygens-treatise-2329	598	65	makes	make	VBZ
huygens-treatise-2329	598	66	with	with	IN
huygens-treatise-2329	598	67	the	the	DT
huygens-treatise-2329	598	68	perpendicular	perpendicular	NN
huygens-treatise-2329	598	69	,	,	,
huygens-treatise-2329	598	70	and	and	CC
huygens-treatise-2329	598	71	the	the	DT
huygens-treatise-2329	598	72	horizontal	horizontal	JJ
huygens-treatise-2329	598	73	intercept	intercept	NN
huygens-treatise-2329	598	74	,	,	,
huygens-treatise-2329	598	75	in	in	IN
huygens-treatise-2329	598	76	the	the	DT
huygens-treatise-2329	598	77	Ellipse	Ellipse	NNP
huygens-treatise-2329	598	78	,	,	,
huygens-treatise-2329	598	79	between	between	IN
huygens-treatise-2329	598	80	the	the	DT
huygens-treatise-2329	598	81	refraction	refraction	NN
huygens-treatise-2329	598	82	of	of	IN
huygens-treatise-2329	598	83	this	this	DT
huygens-treatise-2329	598	84	ray	ray	NN
huygens-treatise-2329	598	85	and	and	CC
huygens-treatise-2329	598	86	the	the	DT
huygens-treatise-2329	598	87	diameter	diameter	NN
huygens-treatise-2329	598	88	CM	CM	NNP
huygens-treatise-2329	598	89	.	.	.
huygens-treatise-2329	599	1	For	for	IN
huygens-treatise-2329	599	2	the	the	DT
huygens-treatise-2329	599	3	ratio	ratio	NN
huygens-treatise-2329	599	4	of	of	IN
huygens-treatise-2329	599	5	CV	CV	NNP
huygens-treatise-2329	599	6	to	to	IN
huygens-treatise-2329	599	7	CD	CD	NNP
huygens-treatise-2329	599	8	is	be	VBZ
huygens-treatise-2329	599	9	,	,	,
huygens-treatise-2329	599	10	as	as	IN
huygens-treatise-2329	599	11	has	have	VBZ
huygens-treatise-2329	599	12	been	be	VBN
huygens-treatise-2329	599	13	said	say	VBN
huygens-treatise-2329	599	14	,	,	,
huygens-treatise-2329	599	15	the	the	DT
huygens-treatise-2329	599	16	same	same	JJ
huygens-treatise-2329	599	17	as	as	IN
huygens-treatise-2329	599	18	that	that	DT
huygens-treatise-2329	599	19	of	of	IN
huygens-treatise-2329	599	20	N	n	CD
huygens-treatise-2329	599	21	to	to	IN
huygens-treatise-2329	599	22	the	the	DT
huygens-treatise-2329	599	23	semi	semi	JJ
huygens-treatise-2329	599	24	-	-	JJ
huygens-treatise-2329	599	25	diameter	diameter	NN
huygens-treatise-2329	599	26	CG	cg	NN
huygens-treatise-2329	599	27	.	.	.
huygens-treatise-2329	600	1	33	33	CD
huygens-treatise-2329	600	2	.	.	.
huygens-treatise-2329	601	1	I	-PRON-	PRP
huygens-treatise-2329	601	2	will	will	MD
huygens-treatise-2329	601	3	add	add	VB
huygens-treatise-2329	601	4	here	here	RB
huygens-treatise-2329	601	5	,	,	,
huygens-treatise-2329	601	6	before	before	IN
huygens-treatise-2329	601	7	passing	pass	VBG
huygens-treatise-2329	601	8	away	away	RB
huygens-treatise-2329	601	9	,	,	,
huygens-treatise-2329	601	10	that	that	IN
huygens-treatise-2329	601	11	in	in	IN
huygens-treatise-2329	601	12	comparing	compare	VBG
huygens-treatise-2329	601	13	together	together	RB
huygens-treatise-2329	601	14	the	the	DT
huygens-treatise-2329	601	15	regular	regular	JJ
huygens-treatise-2329	601	16	and	and	CC
huygens-treatise-2329	601	17	irregular	irregular	JJ
huygens-treatise-2329	601	18	refraction	refraction	NN
huygens-treatise-2329	601	19	of	of	IN
huygens-treatise-2329	601	20	this	this	DT
huygens-treatise-2329	601	21	crystal	crystal	NN
huygens-treatise-2329	601	22	,	,	,
huygens-treatise-2329	601	23	there	there	EX
huygens-treatise-2329	601	24	is	be	VBZ
huygens-treatise-2329	601	25	this	this	DT
huygens-treatise-2329	601	26	remarkable	remarkable	JJ
huygens-treatise-2329	601	27	fact	fact	NN
huygens-treatise-2329	601	28	,	,	,
huygens-treatise-2329	601	29	that	that	IN
huygens-treatise-2329	601	30	if	if	IN
huygens-treatise-2329	601	31	ABPS	ABPS	NNP
huygens-treatise-2329	601	32	be	be	VBP
huygens-treatise-2329	601	33	the	the	DT
huygens-treatise-2329	601	34	spheroid	spheroid	NN
huygens-treatise-2329	601	35	by	by	IN
huygens-treatise-2329	601	36	which	which	WDT
huygens-treatise-2329	601	37	light	light	NN
huygens-treatise-2329	601	38	spreads	spread	VBZ
huygens-treatise-2329	601	39	in	in	IN
huygens-treatise-2329	601	40	the	the	DT
huygens-treatise-2329	601	41	Crystal	Crystal	NNP
huygens-treatise-2329	601	42	in	in	IN
huygens-treatise-2329	601	43	a	a	DT
huygens-treatise-2329	601	44	certain	certain	JJ
huygens-treatise-2329	601	45	space	space	NN
huygens-treatise-2329	601	46	of	of	IN
huygens-treatise-2329	601	47	time	time	NN
huygens-treatise-2329	601	48	(	(	-LRB-
huygens-treatise-2329	601	49	which	which	WDT
huygens-treatise-2329	601	50	spreading	spread	VBG
huygens-treatise-2329	601	51	,	,	,
huygens-treatise-2329	601	52	as	as	IN
huygens-treatise-2329	601	53	has	have	VBZ
huygens-treatise-2329	601	54	been	be	VBN
huygens-treatise-2329	601	55	said	say	VBN
huygens-treatise-2329	601	56	,	,	,
huygens-treatise-2329	601	57	serves	serve	VBZ
huygens-treatise-2329	601	58	for	for	IN
huygens-treatise-2329	601	59	the	the	DT
huygens-treatise-2329	601	60	irregular	irregular	JJ
huygens-treatise-2329	601	61	refraction	refraction	NN
huygens-treatise-2329	601	62	)	)	-RRB-
huygens-treatise-2329	601	63	,	,	,
huygens-treatise-2329	601	64	then	then	RB
huygens-treatise-2329	601	65	the	the	DT
huygens-treatise-2329	601	66	inscribed	inscribed	JJ
huygens-treatise-2329	601	67	sphere	sphere	NN
huygens-treatise-2329	601	68	BVST	BVST	NNP
huygens-treatise-2329	601	69	is	be	VBZ
huygens-treatise-2329	601	70	the	the	DT
huygens-treatise-2329	601	71	extension	extension	NN
huygens-treatise-2329	601	72	in	in	IN
huygens-treatise-2329	601	73	the	the	DT
huygens-treatise-2329	601	74	same	same	JJ
huygens-treatise-2329	601	75	space	space	NN
huygens-treatise-2329	601	76	of	of	IN
huygens-treatise-2329	601	77	time	time	NN
huygens-treatise-2329	601	78	of	of	IN
huygens-treatise-2329	601	79	the	the	DT
huygens-treatise-2329	601	80	light	light	NN
huygens-treatise-2329	601	81	which	which	WDT
huygens-treatise-2329	601	82	serves	serve	VBZ
huygens-treatise-2329	601	83	for	for	IN
huygens-treatise-2329	601	84	the	the	DT
huygens-treatise-2329	601	85	regular	regular	JJ
huygens-treatise-2329	601	86	refraction	refraction	NN
huygens-treatise-2329	601	87	.	.	.
huygens-treatise-2329	602	1	[	[	-LRB-
huygens-treatise-2329	602	2	Illustration	illustration	NN
huygens-treatise-2329	602	3	]	]	-RRB-
huygens-treatise-2329	602	4	For	for	CC
huygens-treatise-2329	602	5	we	-PRON-	PRP
huygens-treatise-2329	602	6	have	have	VBP
huygens-treatise-2329	602	7	stated	state	VBN
huygens-treatise-2329	602	8	before	before	IN
huygens-treatise-2329	602	9	this	this	DT
huygens-treatise-2329	602	10	,	,	,
huygens-treatise-2329	602	11	that	that	IN
huygens-treatise-2329	602	12	the	the	DT
huygens-treatise-2329	602	13	line	line	NN
huygens-treatise-2329	602	14	N	n	IN
huygens-treatise-2329	602	15	being	be	VBG
huygens-treatise-2329	602	16	the	the	DT
huygens-treatise-2329	602	17	radius	radius	NN
huygens-treatise-2329	602	18	of	of	IN
huygens-treatise-2329	602	19	a	a	DT
huygens-treatise-2329	602	20	spherical	spherical	JJ
huygens-treatise-2329	602	21	wave	wave	NN
huygens-treatise-2329	602	22	of	of	IN
huygens-treatise-2329	602	23	light	light	NN
huygens-treatise-2329	602	24	in	in	IN
huygens-treatise-2329	602	25	air	air	NN
huygens-treatise-2329	602	26	,	,	,
huygens-treatise-2329	602	27	while	while	IN
huygens-treatise-2329	602	28	in	in	IN
huygens-treatise-2329	602	29	the	the	DT
huygens-treatise-2329	602	30	crystal	crystal	NN
huygens-treatise-2329	602	31	it	-PRON-	PRP
huygens-treatise-2329	602	32	spread	spread	VBD
huygens-treatise-2329	602	33	through	through	IN
huygens-treatise-2329	602	34	the	the	DT
huygens-treatise-2329	602	35	spheroid	spheroid	JJ
huygens-treatise-2329	602	36	ABPS	ABPS	NNP
huygens-treatise-2329	602	37	,	,	,
huygens-treatise-2329	602	38	the	the	DT
huygens-treatise-2329	602	39	ratio	ratio	NN
huygens-treatise-2329	602	40	of	of	IN
huygens-treatise-2329	602	41	N	n	NN
huygens-treatise-2329	602	42	to	to	IN
huygens-treatise-2329	602	43	CS	CS	NNP
huygens-treatise-2329	602	44	will	will	MD
huygens-treatise-2329	602	45	be	be	VB
huygens-treatise-2329	602	46	156,962	156,962	CD
huygens-treatise-2329	602	47	to	to	IN
huygens-treatise-2329	602	48	93,410	93,410	CD
huygens-treatise-2329	602	49	.	.	.
huygens-treatise-2329	603	1	But	but	CC
huygens-treatise-2329	603	2	it	-PRON-	PRP
huygens-treatise-2329	603	3	has	have	VBZ
huygens-treatise-2329	603	4	also	also	RB
huygens-treatise-2329	603	5	been	be	VBN
huygens-treatise-2329	603	6	stated	state	VBN
huygens-treatise-2329	603	7	that	that	IN
huygens-treatise-2329	603	8	the	the	DT
huygens-treatise-2329	603	9	proportion	proportion	NN
huygens-treatise-2329	603	10	of	of	IN
huygens-treatise-2329	603	11	the	the	DT
huygens-treatise-2329	603	12	regular	regular	JJ
huygens-treatise-2329	603	13	refraction	refraction	NN
huygens-treatise-2329	603	14	was	be	VBD
huygens-treatise-2329	603	15	5	5	CD
huygens-treatise-2329	603	16	to	to	IN
huygens-treatise-2329	603	17	3	3	CD
huygens-treatise-2329	603	18	;	;	:
huygens-treatise-2329	603	19	that	that	DT
huygens-treatise-2329	603	20	is	be	VBZ
huygens-treatise-2329	603	21	to	to	TO
huygens-treatise-2329	603	22	say	say	VB
huygens-treatise-2329	603	23	,	,	,
huygens-treatise-2329	603	24	that	that	IN
huygens-treatise-2329	603	25	N	n	IN
huygens-treatise-2329	603	26	being	be	VBG
huygens-treatise-2329	603	27	the	the	DT
huygens-treatise-2329	603	28	radius	radius	NN
huygens-treatise-2329	603	29	of	of	IN
huygens-treatise-2329	603	30	a	a	DT
huygens-treatise-2329	603	31	spherical	spherical	JJ
huygens-treatise-2329	603	32	wave	wave	NN
huygens-treatise-2329	603	33	of	of	IN
huygens-treatise-2329	603	34	light	light	NN
huygens-treatise-2329	603	35	in	in	IN
huygens-treatise-2329	603	36	air	air	NN
huygens-treatise-2329	603	37	,	,	,
huygens-treatise-2329	603	38	its	-PRON-	PRP$
huygens-treatise-2329	603	39	extension	extension	NN
huygens-treatise-2329	603	40	in	in	IN
huygens-treatise-2329	603	41	the	the	DT
huygens-treatise-2329	603	42	crystal	crystal	NN
huygens-treatise-2329	603	43	would	would	MD
huygens-treatise-2329	603	44	,	,	,
huygens-treatise-2329	603	45	in	in	IN
huygens-treatise-2329	603	46	the	the	DT
huygens-treatise-2329	603	47	same	same	JJ
huygens-treatise-2329	603	48	space	space	NN
huygens-treatise-2329	603	49	of	of	IN
huygens-treatise-2329	603	50	time	time	NN
huygens-treatise-2329	603	51	,	,	,
huygens-treatise-2329	603	52	form	form	VB
huygens-treatise-2329	603	53	a	a	DT
huygens-treatise-2329	603	54	sphere	sphere	NN
huygens-treatise-2329	603	55	the	the	DT
huygens-treatise-2329	603	56	radius	radius	NN
huygens-treatise-2329	603	57	of	of	IN
huygens-treatise-2329	603	58	which	which	WDT
huygens-treatise-2329	603	59	would	would	MD
huygens-treatise-2329	603	60	be	be	VB
huygens-treatise-2329	603	61	to	to	IN
huygens-treatise-2329	603	62	N	n	CD
huygens-treatise-2329	603	63	as	as	IN
huygens-treatise-2329	603	64	3	3	CD
huygens-treatise-2329	603	65	to	to	IN
huygens-treatise-2329	603	66	5	5	CD
huygens-treatise-2329	603	67	.	.	.
huygens-treatise-2329	604	1	Now	now	RB
huygens-treatise-2329	604	2	156,962	156,962	CD
huygens-treatise-2329	604	3	is	be	VBZ
huygens-treatise-2329	604	4	to	to	IN
huygens-treatise-2329	604	5	93,410	93,410	CD
huygens-treatise-2329	604	6	as	as	IN
huygens-treatise-2329	604	7	5	5	CD
huygens-treatise-2329	604	8	to	to	TO
huygens-treatise-2329	604	9	3	3	CD
huygens-treatise-2329	604	10	less	less	JJR
huygens-treatise-2329	604	11	1/41	1/41	CD
huygens-treatise-2329	604	12	.	.	.
huygens-treatise-2329	605	1	So	so	RB
huygens-treatise-2329	605	2	that	that	IN
huygens-treatise-2329	605	3	it	-PRON-	PRP
huygens-treatise-2329	605	4	is	be	VBZ
huygens-treatise-2329	605	5	sufficiently	sufficiently	RB
huygens-treatise-2329	605	6	nearly	nearly	RB
huygens-treatise-2329	605	7	,	,	,
huygens-treatise-2329	605	8	and	and	CC
huygens-treatise-2329	605	9	may	may	MD
huygens-treatise-2329	605	10	be	be	VB
huygens-treatise-2329	605	11	exactly	exactly	RB
huygens-treatise-2329	605	12	,	,	,
huygens-treatise-2329	605	13	the	the	DT
huygens-treatise-2329	605	14	sphere	sphere	NN
huygens-treatise-2329	605	15	BVST	BVST	NNP
huygens-treatise-2329	605	16	,	,	,
huygens-treatise-2329	605	17	which	which	WDT
huygens-treatise-2329	605	18	the	the	DT
huygens-treatise-2329	605	19	light	light	NN
huygens-treatise-2329	605	20	describes	describe	VBZ
huygens-treatise-2329	605	21	for	for	IN
huygens-treatise-2329	605	22	the	the	DT
huygens-treatise-2329	605	23	regular	regular	JJ
huygens-treatise-2329	605	24	refraction	refraction	NN
huygens-treatise-2329	605	25	in	in	IN
huygens-treatise-2329	605	26	the	the	DT
huygens-treatise-2329	605	27	crystal	crystal	NN
huygens-treatise-2329	605	28	,	,	,
huygens-treatise-2329	605	29	while	while	IN
huygens-treatise-2329	605	30	it	-PRON-	PRP
huygens-treatise-2329	605	31	describes	describe	VBZ
huygens-treatise-2329	605	32	the	the	DT
huygens-treatise-2329	605	33	spheroid	spheroid	JJ
huygens-treatise-2329	605	34	BPSA	bpsa	NN
huygens-treatise-2329	605	35	for	for	IN
huygens-treatise-2329	605	36	the	the	DT
huygens-treatise-2329	605	37	irregular	irregular	JJ
huygens-treatise-2329	605	38	refraction	refraction	NN
huygens-treatise-2329	605	39	,	,	,
huygens-treatise-2329	605	40	and	and	CC
huygens-treatise-2329	605	41	while	while	IN
huygens-treatise-2329	605	42	it	-PRON-	PRP
huygens-treatise-2329	605	43	describes	describe	VBZ
huygens-treatise-2329	605	44	the	the	DT
huygens-treatise-2329	605	45	sphere	sphere	NN
huygens-treatise-2329	605	46	of	of	IN
huygens-treatise-2329	605	47	radius	radius	NN
huygens-treatise-2329	605	48	N	n	NN
huygens-treatise-2329	605	49	in	in	IN
huygens-treatise-2329	605	50	air	air	NN
huygens-treatise-2329	605	51	outside	outside	IN
huygens-treatise-2329	605	52	the	the	DT
huygens-treatise-2329	605	53	crystal	crystal	NN
huygens-treatise-2329	605	54	.	.	.
huygens-treatise-2329	606	1	Although	although	IN
huygens-treatise-2329	606	2	then	then	RB
huygens-treatise-2329	606	3	there	there	EX
huygens-treatise-2329	606	4	are	be	VBP
huygens-treatise-2329	606	5	,	,	,
huygens-treatise-2329	606	6	according	accord	VBG
huygens-treatise-2329	606	7	to	to	IN
huygens-treatise-2329	606	8	what	what	WP
huygens-treatise-2329	606	9	we	-PRON-	PRP
huygens-treatise-2329	606	10	have	have	VBP
huygens-treatise-2329	606	11	supposed	suppose	VBN
huygens-treatise-2329	606	12	,	,	,
huygens-treatise-2329	606	13	two	two	CD
huygens-treatise-2329	606	14	different	different	JJ
huygens-treatise-2329	606	15	propagations	propagation	NNS
huygens-treatise-2329	606	16	of	of	IN
huygens-treatise-2329	606	17	light	light	NN
huygens-treatise-2329	606	18	within	within	IN
huygens-treatise-2329	606	19	the	the	DT
huygens-treatise-2329	606	20	crystal	crystal	NN
huygens-treatise-2329	606	21	,	,	,
huygens-treatise-2329	606	22	it	-PRON-	PRP
huygens-treatise-2329	606	23	appears	appear	VBZ
huygens-treatise-2329	606	24	that	that	IN
huygens-treatise-2329	606	25	it	-PRON-	PRP
huygens-treatise-2329	606	26	is	be	VBZ
huygens-treatise-2329	606	27	only	only	RB
huygens-treatise-2329	606	28	in	in	IN
huygens-treatise-2329	606	29	directions	direction	NNS
huygens-treatise-2329	606	30	perpendicular	perpendicular	JJ
huygens-treatise-2329	606	31	to	to	IN
huygens-treatise-2329	606	32	the	the	DT
huygens-treatise-2329	606	33	axis	axis	JJ
huygens-treatise-2329	606	34	BS	BS	NNP
huygens-treatise-2329	606	35	of	of	IN
huygens-treatise-2329	606	36	the	the	DT
huygens-treatise-2329	606	37	spheroid	spheroid	NN
huygens-treatise-2329	606	38	that	that	IN
huygens-treatise-2329	606	39	one	one	CD
huygens-treatise-2329	606	40	of	of	IN
huygens-treatise-2329	606	41	these	these	DT
huygens-treatise-2329	606	42	propagations	propagation	NNS
huygens-treatise-2329	606	43	occurs	occur	VBZ
huygens-treatise-2329	606	44	more	more	RBR
huygens-treatise-2329	606	45	rapidly	rapidly	RB
huygens-treatise-2329	606	46	than	than	IN
huygens-treatise-2329	606	47	the	the	DT
huygens-treatise-2329	606	48	other	other	JJ
huygens-treatise-2329	606	49	;	;	:
huygens-treatise-2329	606	50	but	but	CC
huygens-treatise-2329	606	51	that	that	IN
huygens-treatise-2329	606	52	they	-PRON-	PRP
huygens-treatise-2329	606	53	have	have	VBP
huygens-treatise-2329	606	54	an	an	DT
huygens-treatise-2329	606	55	equal	equal	JJ
huygens-treatise-2329	606	56	velocity	velocity	NN
huygens-treatise-2329	606	57	in	in	IN
huygens-treatise-2329	606	58	the	the	DT
huygens-treatise-2329	606	59	other	other	JJ
huygens-treatise-2329	606	60	direction	direction	NN
huygens-treatise-2329	606	61	,	,	,
huygens-treatise-2329	606	62	namely	namely	RB
huygens-treatise-2329	606	63	,	,	,
huygens-treatise-2329	606	64	in	in	IN
huygens-treatise-2329	606	65	that	that	DT
huygens-treatise-2329	606	66	parallel	parallel	NN
huygens-treatise-2329	606	67	to	to	IN
huygens-treatise-2329	606	68	the	the	DT
huygens-treatise-2329	606	69	same	same	JJ
huygens-treatise-2329	606	70	axis	axis	NN
huygens-treatise-2329	606	71	BS	BS	NNP
huygens-treatise-2329	606	72	,	,	,
huygens-treatise-2329	606	73	which	which	WDT
huygens-treatise-2329	606	74	is	be	VBZ
huygens-treatise-2329	606	75	also	also	RB
huygens-treatise-2329	606	76	the	the	DT
huygens-treatise-2329	606	77	axis	axi	NNS
huygens-treatise-2329	606	78	of	of	IN
huygens-treatise-2329	606	79	the	the	DT
huygens-treatise-2329	606	80	obtuse	obtuse	JJ
huygens-treatise-2329	606	81	angle	angle	NN
huygens-treatise-2329	606	82	of	of	IN
huygens-treatise-2329	606	83	the	the	DT
huygens-treatise-2329	606	84	crystal	crystal	NN
huygens-treatise-2329	606	85	.	.	.
huygens-treatise-2329	607	1	[	[	-LRB-
huygens-treatise-2329	607	2	Illustration	illustration	NN
huygens-treatise-2329	607	3	]	]	-RRB-
huygens-treatise-2329	607	4	34	34	CD
huygens-treatise-2329	607	5	.	.	.
huygens-treatise-2329	608	1	The	the	DT
huygens-treatise-2329	608	2	proportion	proportion	NN
huygens-treatise-2329	608	3	of	of	IN
huygens-treatise-2329	608	4	the	the	DT
huygens-treatise-2329	608	5	refraction	refraction	NN
huygens-treatise-2329	608	6	being	be	VBG
huygens-treatise-2329	608	7	what	what	WP
huygens-treatise-2329	608	8	we	-PRON-	PRP
huygens-treatise-2329	608	9	have	have	VBP
huygens-treatise-2329	608	10	just	just	RB
huygens-treatise-2329	608	11	seen	see	VBN
huygens-treatise-2329	608	12	,	,	,
huygens-treatise-2329	608	13	I	-PRON-	PRP
huygens-treatise-2329	608	14	will	will	MD
huygens-treatise-2329	608	15	now	now	RB
huygens-treatise-2329	608	16	show	show	VB
huygens-treatise-2329	608	17	that	that	IN
huygens-treatise-2329	608	18	there	there	EX
huygens-treatise-2329	608	19	necessarily	necessarily	RB
huygens-treatise-2329	608	20	follows	follow	VBZ
huygens-treatise-2329	608	21	thence	thence	NN
huygens-treatise-2329	608	22	that	that	DT
huygens-treatise-2329	608	23	notable	notable	JJ
huygens-treatise-2329	608	24	property	property	NN
huygens-treatise-2329	608	25	of	of	IN
huygens-treatise-2329	608	26	the	the	DT
huygens-treatise-2329	608	27	ray	ray	NN
huygens-treatise-2329	608	28	which	which	WDT
huygens-treatise-2329	608	29	falling	fall	VBG
huygens-treatise-2329	608	30	obliquely	obliquely	RB
huygens-treatise-2329	608	31	on	on	IN
huygens-treatise-2329	608	32	the	the	DT
huygens-treatise-2329	608	33	surface	surface	NN
huygens-treatise-2329	608	34	of	of	IN
huygens-treatise-2329	608	35	the	the	DT
huygens-treatise-2329	608	36	crystal	crystal	NN
huygens-treatise-2329	608	37	enters	enter	VBZ
huygens-treatise-2329	608	38	it	-PRON-	PRP
huygens-treatise-2329	608	39	without	without	IN
huygens-treatise-2329	608	40	suffering	suffer	VBG
huygens-treatise-2329	608	41	refraction	refraction	NN
huygens-treatise-2329	608	42	.	.	.
huygens-treatise-2329	609	1	For	for	IN
huygens-treatise-2329	609	2	supposing	suppose	VBG
huygens-treatise-2329	609	3	the	the	DT
huygens-treatise-2329	609	4	same	same	JJ
huygens-treatise-2329	609	5	things	thing	NNS
huygens-treatise-2329	609	6	as	as	IN
huygens-treatise-2329	609	7	before	before	RB
huygens-treatise-2329	609	8	,	,	,
huygens-treatise-2329	609	9	and	and	CC
huygens-treatise-2329	609	10	that	that	IN
huygens-treatise-2329	609	11	the	the	DT
huygens-treatise-2329	609	12	ray	ray	NN
huygens-treatise-2329	609	13	makes	make	VBZ
huygens-treatise-2329	609	14	with	with	IN
huygens-treatise-2329	609	15	the	the	DT
huygens-treatise-2329	609	16	same	same	JJ
huygens-treatise-2329	609	17	surface	surface	NN
huygens-treatise-2329	609	18	_	_	NNP
huygens-treatise-2329	609	19	g_G	g_G	VBD
huygens-treatise-2329	609	20	the	the	DT
huygens-treatise-2329	609	21	angle	angle	JJ
huygens-treatise-2329	609	22	RCG	RCG	NNP
huygens-treatise-2329	609	23	of	of	IN
huygens-treatise-2329	609	24	73	73	CD
huygens-treatise-2329	609	25	degrees	degree	NNS
huygens-treatise-2329	609	26	20	20	CD
huygens-treatise-2329	609	27	minutes	minute	NNS
huygens-treatise-2329	609	28	,	,	,
huygens-treatise-2329	609	29	inclining	incline	VBG
huygens-treatise-2329	609	30	to	to	IN
huygens-treatise-2329	609	31	the	the	DT
huygens-treatise-2329	609	32	same	same	JJ
huygens-treatise-2329	609	33	side	side	NN
huygens-treatise-2329	609	34	as	as	IN
huygens-treatise-2329	609	35	the	the	DT
huygens-treatise-2329	609	36	crystal	crystal	NN
huygens-treatise-2329	609	37	(	(	-LRB-
huygens-treatise-2329	609	38	of	of	IN
huygens-treatise-2329	609	39	which	which	WDT
huygens-treatise-2329	609	40	ray	ray	NNP
huygens-treatise-2329	609	41	mention	mention	NN
huygens-treatise-2329	609	42	has	have	VBZ
huygens-treatise-2329	609	43	been	be	VBN
huygens-treatise-2329	609	44	made	make	VBN
huygens-treatise-2329	609	45	above	above	RB
huygens-treatise-2329	609	46	)	)	-RRB-
huygens-treatise-2329	609	47	;	;	:
huygens-treatise-2329	609	48	if	if	IN
huygens-treatise-2329	609	49	one	one	CD
huygens-treatise-2329	609	50	investigates	investigate	VBZ
huygens-treatise-2329	609	51	,	,	,
huygens-treatise-2329	609	52	by	by	IN
huygens-treatise-2329	609	53	the	the	DT
huygens-treatise-2329	609	54	process	process	NN
huygens-treatise-2329	609	55	above	above	RB
huygens-treatise-2329	609	56	explained	explain	VBD
huygens-treatise-2329	609	57	,	,	,
huygens-treatise-2329	609	58	the	the	DT
huygens-treatise-2329	609	59	refraction	refraction	NN
huygens-treatise-2329	609	60	CI	CI	NNP
huygens-treatise-2329	609	61	,	,	,
huygens-treatise-2329	609	62	one	one	PRP
huygens-treatise-2329	609	63	will	will	MD
huygens-treatise-2329	609	64	find	find	VB
huygens-treatise-2329	609	65	that	that	IN
huygens-treatise-2329	609	66	it	-PRON-	PRP
huygens-treatise-2329	609	67	makes	make	VBZ
huygens-treatise-2329	609	68	exactly	exactly	RB
huygens-treatise-2329	609	69	a	a	DT
huygens-treatise-2329	609	70	straight	straight	JJ
huygens-treatise-2329	609	71	line	line	NN
huygens-treatise-2329	609	72	with	with	IN
huygens-treatise-2329	609	73	RC	rc	NN
huygens-treatise-2329	609	74	,	,	,
huygens-treatise-2329	609	75	and	and	CC
huygens-treatise-2329	609	76	that	that	IN
huygens-treatise-2329	609	77	thus	thus	RB
huygens-treatise-2329	609	78	this	this	DT
huygens-treatise-2329	609	79	ray	ray	NN
huygens-treatise-2329	609	80	is	be	VBZ
huygens-treatise-2329	609	81	not	not	RB
huygens-treatise-2329	609	82	deviated	deviate	VBN
huygens-treatise-2329	609	83	at	at	RB
huygens-treatise-2329	609	84	all	all	RB
huygens-treatise-2329	609	85	,	,	,
huygens-treatise-2329	609	86	conformably	conformably	RB
huygens-treatise-2329	609	87	with	with	IN
huygens-treatise-2329	609	88	experiment	experiment	NN
huygens-treatise-2329	609	89	.	.	.
huygens-treatise-2329	610	1	This	this	DT
huygens-treatise-2329	610	2	is	be	VBZ
huygens-treatise-2329	610	3	proved	prove	VBN
huygens-treatise-2329	610	4	as	as	IN
huygens-treatise-2329	610	5	follows	follow	VBZ
huygens-treatise-2329	610	6	by	by	IN
huygens-treatise-2329	610	7	calculation	calculation	NN
huygens-treatise-2329	610	8	.	.	.
huygens-treatise-2329	611	1	CG	CG	NNP
huygens-treatise-2329	611	2	or	or	CC
huygens-treatise-2329	611	3	CR	CR	NNP
huygens-treatise-2329	611	4	being	be	VBG
huygens-treatise-2329	611	5	,	,	,
huygens-treatise-2329	611	6	as	as	RB
huygens-treatise-2329	611	7	precedently	precedently	RB
huygens-treatise-2329	611	8	,	,	,
huygens-treatise-2329	611	9	98,779	98,779	CD
huygens-treatise-2329	611	10	;	;	:
huygens-treatise-2329	611	11	CM	CM	NNP
huygens-treatise-2329	611	12	being	be	VBG
huygens-treatise-2329	611	13	100,000	100,000	CD
huygens-treatise-2329	611	14	;	;	:
huygens-treatise-2329	611	15	and	and	CC
huygens-treatise-2329	611	16	the	the	DT
huygens-treatise-2329	611	17	angle	angle	NN
huygens-treatise-2329	611	18	RCV	RCV	NNP
huygens-treatise-2329	611	19	73	73	CD
huygens-treatise-2329	611	20	degrees	degree	NNS
huygens-treatise-2329	611	21	20	20	CD
huygens-treatise-2329	611	22	minutes	minute	NNS
huygens-treatise-2329	611	23	,	,	,
huygens-treatise-2329	611	24	CV	CV	NNP
huygens-treatise-2329	611	25	will	will	MD
huygens-treatise-2329	611	26	be	be	VB
huygens-treatise-2329	611	27	28,330	28,330	CD
huygens-treatise-2329	611	28	.	.	.
huygens-treatise-2329	612	1	But	but	CC
huygens-treatise-2329	612	2	because	because	IN
huygens-treatise-2329	612	3	CI	CI	NNP
huygens-treatise-2329	612	4	is	be	VBZ
huygens-treatise-2329	612	5	the	the	DT
huygens-treatise-2329	612	6	refraction	refraction	NN
huygens-treatise-2329	612	7	of	of	IN
huygens-treatise-2329	612	8	the	the	DT
huygens-treatise-2329	612	9	ray	ray	NN
huygens-treatise-2329	612	10	RC	RC	NNP
huygens-treatise-2329	612	11	,	,	,
huygens-treatise-2329	612	12	the	the	DT
huygens-treatise-2329	612	13	proportion	proportion	NN
huygens-treatise-2329	612	14	of	of	IN
huygens-treatise-2329	612	15	CV	CV	NNP
huygens-treatise-2329	612	16	to	to	IN
huygens-treatise-2329	612	17	CD	CD	NNP
huygens-treatise-2329	612	18	is	be	VBZ
huygens-treatise-2329	612	19	156,962	156,962	CD
huygens-treatise-2329	612	20	to	to	IN
huygens-treatise-2329	612	21	98,779	98,779	CD
huygens-treatise-2329	612	22	,	,	,
huygens-treatise-2329	612	23	namely	namely	RB
huygens-treatise-2329	612	24	,	,	,
huygens-treatise-2329	612	25	that	that	DT
huygens-treatise-2329	612	26	of	of	IN
huygens-treatise-2329	612	27	N	n	NN
huygens-treatise-2329	612	28	to	to	IN
huygens-treatise-2329	612	29	CG	cg	NN
huygens-treatise-2329	612	30	;	;	:
huygens-treatise-2329	612	31	then	then	RB
huygens-treatise-2329	612	32	CD	cd	NN
huygens-treatise-2329	612	33	is	be	VBZ
huygens-treatise-2329	612	34	17,828	17,828	CD
huygens-treatise-2329	612	35	.	.	.
huygens-treatise-2329	613	1	Now	now	RB
huygens-treatise-2329	613	2	the	the	DT
huygens-treatise-2329	613	3	rectangle	rectangle	NNP
huygens-treatise-2329	613	4	_	_	NNP
huygens-treatise-2329	613	5	g_DC	g_dc	NN
huygens-treatise-2329	613	6	is	be	VBZ
huygens-treatise-2329	613	7	to	to	IN
huygens-treatise-2329	613	8	the	the	DT
huygens-treatise-2329	613	9	square	square	NN
huygens-treatise-2329	613	10	of	of	IN
huygens-treatise-2329	613	11	DI	DI	NNP
huygens-treatise-2329	613	12	as	as	IN
huygens-treatise-2329	613	13	the	the	DT
huygens-treatise-2329	613	14	square	square	NN
huygens-treatise-2329	613	15	of	of	IN
huygens-treatise-2329	613	16	CG	CG	NNP
huygens-treatise-2329	613	17	is	be	VBZ
huygens-treatise-2329	613	18	to	to	IN
huygens-treatise-2329	613	19	the	the	DT
huygens-treatise-2329	613	20	square	square	NN
huygens-treatise-2329	613	21	of	of	IN
huygens-treatise-2329	613	22	CM	CM	NNP
huygens-treatise-2329	613	23	;	;	:
huygens-treatise-2329	613	24	hence	hence	RB
huygens-treatise-2329	613	25	DI	DI	NNP
huygens-treatise-2329	613	26	or	or	CC
huygens-treatise-2329	613	27	CE	CE	NNP
huygens-treatise-2329	613	28	will	will	MD
huygens-treatise-2329	613	29	be	be	VB
huygens-treatise-2329	613	30	98,353	98,353	CD
huygens-treatise-2329	613	31	.	.	.
huygens-treatise-2329	614	1	But	but	CC
huygens-treatise-2329	614	2	as	as	IN
huygens-treatise-2329	614	3	CE	CE	NNP
huygens-treatise-2329	614	4	is	be	VBZ
huygens-treatise-2329	614	5	to	to	IN
huygens-treatise-2329	614	6	EI	EI	NNP
huygens-treatise-2329	614	7	,	,	,
huygens-treatise-2329	614	8	so	so	RB
huygens-treatise-2329	614	9	will	will	MD
huygens-treatise-2329	614	10	CM	CM	NNP
huygens-treatise-2329	614	11	be	be	VB
huygens-treatise-2329	614	12	to	to	IN
huygens-treatise-2329	614	13	MT	MT	NNP
huygens-treatise-2329	614	14	,	,	,
huygens-treatise-2329	614	15	which	which	WDT
huygens-treatise-2329	614	16	will	will	MD
huygens-treatise-2329	614	17	then	then	RB
huygens-treatise-2329	614	18	be	be	VB
huygens-treatise-2329	614	19	18,127	18,127	CD
huygens-treatise-2329	614	20	.	.	.
huygens-treatise-2329	615	1	And	and	CC
huygens-treatise-2329	615	2	being	be	VBG
huygens-treatise-2329	615	3	added	add	VBN
huygens-treatise-2329	615	4	to	to	IN
huygens-treatise-2329	615	5	ML	ML	NNP
huygens-treatise-2329	615	6	,	,	,
huygens-treatise-2329	615	7	which	which	WDT
huygens-treatise-2329	615	8	is	be	VBZ
huygens-treatise-2329	615	9	11,609	11,609	CD
huygens-treatise-2329	615	10	(	(	-LRB-
huygens-treatise-2329	615	11	namely	namely	RB
huygens-treatise-2329	615	12	the	the	DT
huygens-treatise-2329	615	13	sine	sine	NN
huygens-treatise-2329	615	14	of	of	IN
huygens-treatise-2329	615	15	the	the	DT
huygens-treatise-2329	615	16	angle	angle	NN
huygens-treatise-2329	615	17	LCM	LCM	NNP
huygens-treatise-2329	615	18	,	,	,
huygens-treatise-2329	615	19	which	which	WDT
huygens-treatise-2329	615	20	is	be	VBZ
huygens-treatise-2329	615	21	6	6	CD
huygens-treatise-2329	615	22	degrees	degree	NNS
huygens-treatise-2329	615	23	40	40	CD
huygens-treatise-2329	615	24	minutes	minute	NNS
huygens-treatise-2329	615	25	,	,	,
huygens-treatise-2329	615	26	taking	take	VBG
huygens-treatise-2329	615	27	CM	CM	NNP
huygens-treatise-2329	615	28	100,000	100,000	CD
huygens-treatise-2329	615	29	as	as	IN
huygens-treatise-2329	615	30	radius	radius	NN
huygens-treatise-2329	615	31	)	)	-RRB-
huygens-treatise-2329	615	32	we	-PRON-	PRP
huygens-treatise-2329	615	33	get	get	VBP
huygens-treatise-2329	615	34	LT	LT	NNP
huygens-treatise-2329	615	35	27,936	27,936	CD
huygens-treatise-2329	615	36	;	;	:
huygens-treatise-2329	615	37	and	and	CC
huygens-treatise-2329	615	38	this	this	DT
huygens-treatise-2329	615	39	is	be	VBZ
huygens-treatise-2329	615	40	to	to	IN
huygens-treatise-2329	615	41	LC	LC	NNP
huygens-treatise-2329	615	42	99,324	99,324	CD
huygens-treatise-2329	615	43	as	as	IN
huygens-treatise-2329	615	44	CV	cv	NN
huygens-treatise-2329	615	45	to	to	IN
huygens-treatise-2329	615	46	VR	VR	NNP
huygens-treatise-2329	615	47	,	,	,
huygens-treatise-2329	615	48	that	that	DT
huygens-treatise-2329	615	49	is	be	VBZ
huygens-treatise-2329	615	50	to	to	TO
huygens-treatise-2329	615	51	say	say	VB
huygens-treatise-2329	615	52	,	,	,
huygens-treatise-2329	615	53	as	as	IN
huygens-treatise-2329	615	54	29,938	29,938	CD
huygens-treatise-2329	615	55	,	,	,
huygens-treatise-2329	615	56	the	the	DT
huygens-treatise-2329	615	57	tangent	tangent	NN
huygens-treatise-2329	615	58	of	of	IN
huygens-treatise-2329	615	59	the	the	DT
huygens-treatise-2329	615	60	complement	complement	NN
huygens-treatise-2329	615	61	of	of	IN
huygens-treatise-2329	615	62	the	the	DT
huygens-treatise-2329	615	63	angle	angle	NN
huygens-treatise-2329	615	64	RCV	RCV	NNP
huygens-treatise-2329	615	65	,	,	,
huygens-treatise-2329	615	66	which	which	WDT
huygens-treatise-2329	615	67	is	be	VBZ
huygens-treatise-2329	615	68	73	73	CD
huygens-treatise-2329	615	69	degrees	degree	NNS
huygens-treatise-2329	615	70	20	20	CD
huygens-treatise-2329	615	71	minutes	minute	NNS
huygens-treatise-2329	615	72	,	,	,
huygens-treatise-2329	615	73	is	be	VBZ
huygens-treatise-2329	615	74	to	to	IN
huygens-treatise-2329	615	75	the	the	DT
huygens-treatise-2329	615	76	radius	radius	NN
huygens-treatise-2329	615	77	of	of	IN
huygens-treatise-2329	615	78	the	the	DT
huygens-treatise-2329	615	79	Tables	Tables	NNPS
huygens-treatise-2329	615	80	.	.	.
huygens-treatise-2329	616	1	Whence	whence	IN
huygens-treatise-2329	616	2	it	-PRON-	PRP
huygens-treatise-2329	616	3	appears	appear	VBZ
huygens-treatise-2329	616	4	that	that	IN
huygens-treatise-2329	616	5	RCIT	RCIT	NNP
huygens-treatise-2329	616	6	is	be	VBZ
huygens-treatise-2329	616	7	a	a	DT
huygens-treatise-2329	616	8	straight	straight	JJ
huygens-treatise-2329	616	9	line	line	NN
huygens-treatise-2329	616	10	;	;	:
huygens-treatise-2329	616	11	which	which	WDT
huygens-treatise-2329	616	12	was	be	VBD
huygens-treatise-2329	616	13	to	to	TO
huygens-treatise-2329	616	14	be	be	VB
huygens-treatise-2329	616	15	proved	prove	VBN
huygens-treatise-2329	616	16	.	.	.
huygens-treatise-2329	617	1	35	35	CD
huygens-treatise-2329	617	2	.	.	.
huygens-treatise-2329	618	1	Further	further	RB
huygens-treatise-2329	618	2	it	-PRON-	PRP
huygens-treatise-2329	618	3	will	will	MD
huygens-treatise-2329	618	4	be	be	VB
huygens-treatise-2329	618	5	seen	see	VBN
huygens-treatise-2329	618	6	that	that	IN
huygens-treatise-2329	618	7	the	the	DT
huygens-treatise-2329	618	8	ray	ray	NN
huygens-treatise-2329	618	9	CI	CI	NNP
huygens-treatise-2329	618	10	in	in	IN
huygens-treatise-2329	618	11	emerging	emerge	VBG
huygens-treatise-2329	618	12	through	through	IN
huygens-treatise-2329	618	13	the	the	DT
huygens-treatise-2329	618	14	opposite	opposite	JJ
huygens-treatise-2329	618	15	surface	surface	NN
huygens-treatise-2329	618	16	of	of	IN
huygens-treatise-2329	618	17	the	the	DT
huygens-treatise-2329	618	18	crystal	crystal	NN
huygens-treatise-2329	618	19	,	,	,
huygens-treatise-2329	618	20	ought	ought	MD
huygens-treatise-2329	618	21	to	to	TO
huygens-treatise-2329	618	22	pass	pass	VB
huygens-treatise-2329	618	23	out	out	RP
huygens-treatise-2329	618	24	quite	quite	RB
huygens-treatise-2329	618	25	straight	straight	RB
huygens-treatise-2329	618	26	,	,	,
huygens-treatise-2329	618	27	according	accord	VBG
huygens-treatise-2329	618	28	to	to	IN
huygens-treatise-2329	618	29	the	the	DT
huygens-treatise-2329	618	30	following	follow	VBG
huygens-treatise-2329	618	31	demonstration	demonstration	NN
huygens-treatise-2329	618	32	,	,	,
huygens-treatise-2329	618	33	which	which	WDT
huygens-treatise-2329	618	34	proves	prove	VBZ
huygens-treatise-2329	618	35	that	that	IN
huygens-treatise-2329	618	36	the	the	DT
huygens-treatise-2329	618	37	reciprocal	reciprocal	JJ
huygens-treatise-2329	618	38	relation	relation	NN
huygens-treatise-2329	618	39	of	of	IN
huygens-treatise-2329	618	40	refraction	refraction	NN
huygens-treatise-2329	618	41	obtains	obtain	NNS
huygens-treatise-2329	618	42	in	in	IN
huygens-treatise-2329	618	43	this	this	DT
huygens-treatise-2329	618	44	crystal	crystal	NN
huygens-treatise-2329	618	45	the	the	DT
huygens-treatise-2329	618	46	same	same	JJ
huygens-treatise-2329	618	47	as	as	IN
huygens-treatise-2329	618	48	in	in	IN
huygens-treatise-2329	618	49	other	other	JJ
huygens-treatise-2329	618	50	transparent	transparent	JJ
huygens-treatise-2329	618	51	bodies	body	NNS
huygens-treatise-2329	618	52	;	;	:
huygens-treatise-2329	618	53	that	that	DT
huygens-treatise-2329	618	54	is	be	VBZ
huygens-treatise-2329	618	55	to	to	TO
huygens-treatise-2329	618	56	say	say	VB
huygens-treatise-2329	618	57	,	,	,
huygens-treatise-2329	618	58	that	that	IN
huygens-treatise-2329	618	59	if	if	IN
huygens-treatise-2329	618	60	a	a	DT
huygens-treatise-2329	618	61	ray	ray	NN
huygens-treatise-2329	618	62	RC	rc	NN
huygens-treatise-2329	618	63	in	in	IN
huygens-treatise-2329	618	64	meeting	meet	VBG
huygens-treatise-2329	618	65	the	the	DT
huygens-treatise-2329	618	66	surface	surface	NN
huygens-treatise-2329	618	67	of	of	IN
huygens-treatise-2329	618	68	the	the	DT
huygens-treatise-2329	618	69	crystal	crystal	NN
huygens-treatise-2329	618	70	CG	CG	NNP
huygens-treatise-2329	618	71	is	be	VBZ
huygens-treatise-2329	618	72	refracted	refract	VBN
huygens-treatise-2329	618	73	as	as	IN
huygens-treatise-2329	618	74	CI	CI	NNP
huygens-treatise-2329	618	75	,	,	,
huygens-treatise-2329	618	76	the	the	DT
huygens-treatise-2329	618	77	ray	ray	NN
huygens-treatise-2329	618	78	CI	CI	NNP
huygens-treatise-2329	618	79	emerging	emerge	VBG
huygens-treatise-2329	618	80	through	through	IN
huygens-treatise-2329	618	81	the	the	DT
huygens-treatise-2329	618	82	opposite	opposite	JJ
huygens-treatise-2329	618	83	parallel	parallel	JJ
huygens-treatise-2329	618	84	surface	surface	NN
huygens-treatise-2329	618	85	of	of	IN
huygens-treatise-2329	618	86	the	the	DT
huygens-treatise-2329	618	87	crystal	crystal	NN
huygens-treatise-2329	618	88	,	,	,
huygens-treatise-2329	618	89	which	which	WDT
huygens-treatise-2329	618	90	I	-PRON-	PRP
huygens-treatise-2329	618	91	suppose	suppose	VBP
huygens-treatise-2329	618	92	to	to	TO
huygens-treatise-2329	618	93	be	be	VB
huygens-treatise-2329	618	94	IB	IB	NNP
huygens-treatise-2329	618	95	,	,	,
huygens-treatise-2329	618	96	will	will	MD
huygens-treatise-2329	618	97	have	have	VB
huygens-treatise-2329	618	98	its	-PRON-	PRP$
huygens-treatise-2329	618	99	refraction	refraction	NN
huygens-treatise-2329	618	100	IA	IA	NNP
huygens-treatise-2329	618	101	parallel	parallel	NN
huygens-treatise-2329	618	102	to	to	IN
huygens-treatise-2329	618	103	the	the	DT
huygens-treatise-2329	618	104	ray	ray	NN
huygens-treatise-2329	618	105	RC	RC	NNP
huygens-treatise-2329	618	106	.	.	.
huygens-treatise-2329	619	1	[	[	-LRB-
huygens-treatise-2329	619	2	Illustration	illustration	NN
huygens-treatise-2329	619	3	]	]	-RRB-
huygens-treatise-2329	619	4	Let	let	VB
huygens-treatise-2329	619	5	the	the	DT
huygens-treatise-2329	619	6	same	same	JJ
huygens-treatise-2329	619	7	things	thing	NNS
huygens-treatise-2329	619	8	be	be	VB
huygens-treatise-2329	619	9	supposed	suppose	VBN
huygens-treatise-2329	619	10	as	as	IN
huygens-treatise-2329	619	11	before	before	RB
huygens-treatise-2329	619	12	;	;	:
huygens-treatise-2329	619	13	that	that	DT
huygens-treatise-2329	619	14	is	be	VBZ
huygens-treatise-2329	619	15	to	to	TO
huygens-treatise-2329	619	16	say	say	VB
huygens-treatise-2329	619	17	,	,	,
huygens-treatise-2329	619	18	let	let	VB
huygens-treatise-2329	619	19	CO	CO	NNP
huygens-treatise-2329	619	20	,	,	,
huygens-treatise-2329	619	21	perpendicular	perpendicular	JJ
huygens-treatise-2329	619	22	to	to	IN
huygens-treatise-2329	619	23	CR	CR	NNP
huygens-treatise-2329	619	24	,	,	,
huygens-treatise-2329	619	25	represent	represent	VB
huygens-treatise-2329	619	26	a	a	DT
huygens-treatise-2329	619	27	portion	portion	NN
huygens-treatise-2329	619	28	of	of	IN
huygens-treatise-2329	619	29	a	a	DT
huygens-treatise-2329	619	30	wave	wave	NN
huygens-treatise-2329	619	31	the	the	DT
huygens-treatise-2329	619	32	continuation	continuation	NN
huygens-treatise-2329	619	33	of	of	IN
huygens-treatise-2329	619	34	which	which	WDT
huygens-treatise-2329	619	35	in	in	IN
huygens-treatise-2329	619	36	the	the	DT
huygens-treatise-2329	619	37	crystal	crystal	NN
huygens-treatise-2329	619	38	is	be	VBZ
huygens-treatise-2329	619	39	IK	IK	NNP
huygens-treatise-2329	619	40	,	,	,
huygens-treatise-2329	619	41	so	so	IN
huygens-treatise-2329	619	42	that	that	IN
huygens-treatise-2329	619	43	the	the	DT
huygens-treatise-2329	619	44	piece	piece	NN
huygens-treatise-2329	619	45	C	C	NNP
huygens-treatise-2329	619	46	will	will	MD
huygens-treatise-2329	619	47	be	be	VB
huygens-treatise-2329	619	48	continued	continue	VBN
huygens-treatise-2329	619	49	on	on	RP
huygens-treatise-2329	619	50	along	along	IN
huygens-treatise-2329	619	51	the	the	DT
huygens-treatise-2329	619	52	straight	straight	JJ
huygens-treatise-2329	619	53	line	line	NN
huygens-treatise-2329	619	54	CI	CI	NNP
huygens-treatise-2329	619	55	,	,	,
huygens-treatise-2329	619	56	while	while	IN
huygens-treatise-2329	619	57	O	o	UH
huygens-treatise-2329	619	58	comes	come	VBZ
huygens-treatise-2329	619	59	to	to	IN
huygens-treatise-2329	619	60	K.	k.	NN
huygens-treatise-2329	619	61	Now	now	RB
huygens-treatise-2329	619	62	if	if	IN
huygens-treatise-2329	619	63	one	one	NN
huygens-treatise-2329	619	64	takes	take	VBZ
huygens-treatise-2329	619	65	a	a	DT
huygens-treatise-2329	619	66	second	second	JJ
huygens-treatise-2329	619	67	period	period	NN
huygens-treatise-2329	619	68	of	of	IN
huygens-treatise-2329	619	69	time	time	NN
huygens-treatise-2329	619	70	equal	equal	JJ
huygens-treatise-2329	619	71	to	to	IN
huygens-treatise-2329	619	72	the	the	DT
huygens-treatise-2329	619	73	first	first	JJ
huygens-treatise-2329	619	74	,	,	,
huygens-treatise-2329	619	75	the	the	DT
huygens-treatise-2329	619	76	piece	piece	NN
huygens-treatise-2329	619	77	K	k	NN
huygens-treatise-2329	619	78	of	of	IN
huygens-treatise-2329	619	79	the	the	DT
huygens-treatise-2329	619	80	wave	wave	NN
huygens-treatise-2329	619	81	IK	IK	NNP
huygens-treatise-2329	619	82	will	will	NN
huygens-treatise-2329	619	83	,	,	,
huygens-treatise-2329	619	84	in	in	IN
huygens-treatise-2329	619	85	this	this	DT
huygens-treatise-2329	619	86	second	second	JJ
huygens-treatise-2329	619	87	period	period	NN
huygens-treatise-2329	619	88	,	,	,
huygens-treatise-2329	619	89	have	have	VBP
huygens-treatise-2329	619	90	advanced	advance	VBN
huygens-treatise-2329	619	91	along	along	IN
huygens-treatise-2329	619	92	the	the	DT
huygens-treatise-2329	619	93	straight	straight	JJ
huygens-treatise-2329	619	94	line	line	NN
huygens-treatise-2329	619	95	KB	KB	NNP
huygens-treatise-2329	619	96	,	,	,
huygens-treatise-2329	619	97	equal	equal	JJ
huygens-treatise-2329	619	98	and	and	CC
huygens-treatise-2329	619	99	parallel	parallel	JJ
huygens-treatise-2329	619	100	to	to	IN
huygens-treatise-2329	619	101	CI	CI	NNP
huygens-treatise-2329	619	102	,	,	,
huygens-treatise-2329	619	103	because	because	IN
huygens-treatise-2329	619	104	every	every	DT
huygens-treatise-2329	619	105	piece	piece	NN
huygens-treatise-2329	619	106	of	of	IN
huygens-treatise-2329	619	107	the	the	DT
huygens-treatise-2329	619	108	wave	wave	NN
huygens-treatise-2329	619	109	CO	CO	NNP
huygens-treatise-2329	619	110	,	,	,
huygens-treatise-2329	619	111	on	on	IN
huygens-treatise-2329	619	112	arriving	arrive	VBG
huygens-treatise-2329	619	113	at	at	IN
huygens-treatise-2329	619	114	the	the	DT
huygens-treatise-2329	619	115	surface	surface	NN
huygens-treatise-2329	619	116	CK	CK	NNP
huygens-treatise-2329	619	117	,	,	,
huygens-treatise-2329	619	118	ought	ought	MD
huygens-treatise-2329	619	119	to	to	TO
huygens-treatise-2329	619	120	go	go	VB
huygens-treatise-2329	619	121	on	on	RP
huygens-treatise-2329	619	122	in	in	IN
huygens-treatise-2329	619	123	the	the	DT
huygens-treatise-2329	619	124	crystal	crystal	NN
huygens-treatise-2329	619	125	the	the	DT
huygens-treatise-2329	619	126	same	same	JJ
huygens-treatise-2329	619	127	as	as	IN
huygens-treatise-2329	619	128	the	the	DT
huygens-treatise-2329	619	129	piece	piece	NN
huygens-treatise-2329	619	130	C	c	NN
huygens-treatise-2329	619	131	;	;	:
huygens-treatise-2329	619	132	and	and	CC
huygens-treatise-2329	619	133	in	in	IN
huygens-treatise-2329	619	134	this	this	DT
huygens-treatise-2329	619	135	same	same	JJ
huygens-treatise-2329	619	136	time	time	NN
huygens-treatise-2329	619	137	there	there	EX
huygens-treatise-2329	619	138	will	will	MD
huygens-treatise-2329	619	139	be	be	VB
huygens-treatise-2329	619	140	formed	form	VBN
huygens-treatise-2329	619	141	in	in	IN
huygens-treatise-2329	619	142	the	the	DT
huygens-treatise-2329	619	143	air	air	NN
huygens-treatise-2329	619	144	from	from	IN
huygens-treatise-2329	619	145	the	the	DT
huygens-treatise-2329	619	146	point	point	NN
huygens-treatise-2329	619	147	I	-PRON-	PRP
huygens-treatise-2329	619	148	a	a	DT
huygens-treatise-2329	619	149	partial	partial	JJ
huygens-treatise-2329	619	150	spherical	spherical	JJ
huygens-treatise-2329	619	151	wave	wave	NN
huygens-treatise-2329	619	152	having	have	VBG
huygens-treatise-2329	619	153	a	a	DT
huygens-treatise-2329	619	154	semi	semi	JJ
huygens-treatise-2329	619	155	-	-	JJ
huygens-treatise-2329	619	156	diameter	diameter	JJ
huygens-treatise-2329	619	157	IA	ia	NN
huygens-treatise-2329	619	158	equal	equal	JJ
huygens-treatise-2329	619	159	to	to	IN
huygens-treatise-2329	619	160	KO	KO	NNP
huygens-treatise-2329	619	161	,	,	,
huygens-treatise-2329	619	162	since	since	IN
huygens-treatise-2329	619	163	KO	KO	NNP
huygens-treatise-2329	619	164	has	have	VBZ
huygens-treatise-2329	619	165	been	be	VBN
huygens-treatise-2329	619	166	traversed	traverse	VBN
huygens-treatise-2329	619	167	in	in	IN
huygens-treatise-2329	619	168	an	an	DT
huygens-treatise-2329	619	169	equal	equal	JJ
huygens-treatise-2329	619	170	time	time	NN
huygens-treatise-2329	619	171	.	.	.
huygens-treatise-2329	620	1	Similarly	similarly	RB
huygens-treatise-2329	620	2	,	,	,
huygens-treatise-2329	620	3	if	if	IN
huygens-treatise-2329	620	4	one	one	PRP
huygens-treatise-2329	620	5	considers	consider	VBZ
huygens-treatise-2329	620	6	some	some	DT
huygens-treatise-2329	620	7	other	other	JJ
huygens-treatise-2329	620	8	point	point	NN
huygens-treatise-2329	620	9	of	of	IN
huygens-treatise-2329	620	10	the	the	DT
huygens-treatise-2329	620	11	wave	wave	NN
huygens-treatise-2329	620	12	IK	IK	NNP
huygens-treatise-2329	620	13	,	,	,
huygens-treatise-2329	620	14	such	such	JJ
huygens-treatise-2329	620	15	as	as	IN
huygens-treatise-2329	620	16	_	_	NNP
huygens-treatise-2329	620	17	h	h	NNP
huygens-treatise-2329	620	18	_	_	NNP
huygens-treatise-2329	620	19	,	,	,
huygens-treatise-2329	620	20	it	-PRON-	PRP
huygens-treatise-2329	620	21	will	will	MD
huygens-treatise-2329	620	22	go	go	VB
huygens-treatise-2329	620	23	along	along	IN
huygens-treatise-2329	620	24	_	_	NNP
huygens-treatise-2329	620	25	hm	hm	NNP
huygens-treatise-2329	620	26	_	_	NNP
huygens-treatise-2329	620	27	,	,	,
huygens-treatise-2329	620	28	parallel	parallel	JJ
huygens-treatise-2329	620	29	to	to	IN
huygens-treatise-2329	620	30	CI	CI	NNP
huygens-treatise-2329	620	31	,	,	,
huygens-treatise-2329	620	32	to	to	TO
huygens-treatise-2329	620	33	meet	meet	VB
huygens-treatise-2329	620	34	the	the	DT
huygens-treatise-2329	620	35	surface	surface	NN
huygens-treatise-2329	620	36	IB	ib	NN
huygens-treatise-2329	620	37	,	,	,
huygens-treatise-2329	620	38	while	while	IN
huygens-treatise-2329	620	39	the	the	DT
huygens-treatise-2329	620	40	point	point	NN
huygens-treatise-2329	620	41	K	K	NNP
huygens-treatise-2329	620	42	traverses	traverse	VBZ
huygens-treatise-2329	620	43	K_l	k_l	CD
huygens-treatise-2329	620	44	_	_	NNP
huygens-treatise-2329	620	45	equal	equal	JJ
huygens-treatise-2329	620	46	to	to	IN
huygens-treatise-2329	620	47	_	_	NNP
huygens-treatise-2329	620	48	hm	hm	NNP
huygens-treatise-2329	620	49	_	_	NNP
huygens-treatise-2329	620	50	;	;	:
huygens-treatise-2329	620	51	and	and	CC
huygens-treatise-2329	620	52	while	while	IN
huygens-treatise-2329	620	53	this	this	DT
huygens-treatise-2329	620	54	accomplishes	accomplish	VBZ
huygens-treatise-2329	620	55	the	the	DT
huygens-treatise-2329	620	56	remainder	remainder	NN
huygens-treatise-2329	620	57	_	_	NNP
huygens-treatise-2329	620	58	l_B	l_b	NN
huygens-treatise-2329	620	59	,	,	,
huygens-treatise-2329	620	60	there	there	EX
huygens-treatise-2329	620	61	will	will	MD
huygens-treatise-2329	620	62	start	start	VB
huygens-treatise-2329	620	63	from	from	IN
huygens-treatise-2329	620	64	the	the	DT
huygens-treatise-2329	620	65	point	point	NN
huygens-treatise-2329	620	66	_	_	NNP
huygens-treatise-2329	620	67	m	m	NNP
huygens-treatise-2329	620	68	_	_	NNP
huygens-treatise-2329	620	69	a	a	DT
huygens-treatise-2329	620	70	partial	partial	JJ
huygens-treatise-2329	620	71	wave	wave	NN
huygens-treatise-2329	620	72	the	the	DT
huygens-treatise-2329	620	73	semi	semi	JJ
huygens-treatise-2329	620	74	-	-	JJ
huygens-treatise-2329	620	75	diameter	diameter	NN
huygens-treatise-2329	620	76	of	of	IN
huygens-treatise-2329	620	77	which	which	WDT
huygens-treatise-2329	620	78	,	,	,
huygens-treatise-2329	620	79	_	_	NNP
huygens-treatise-2329	620	80	mn	mn	NNP
huygens-treatise-2329	620	81	_	_	NNP
huygens-treatise-2329	620	82	,	,	,
huygens-treatise-2329	620	83	will	will	MD
huygens-treatise-2329	620	84	have	have	VB
huygens-treatise-2329	620	85	the	the	DT
huygens-treatise-2329	620	86	same	same	JJ
huygens-treatise-2329	620	87	ratio	ratio	NN
huygens-treatise-2329	620	88	to	to	IN
huygens-treatise-2329	620	89	_	_	NNP
huygens-treatise-2329	620	90	l_B	l_B	-LRB-
huygens-treatise-2329	620	91	as	as	IN
huygens-treatise-2329	620	92	IA	IA	NNP
huygens-treatise-2329	620	93	to	to	IN
huygens-treatise-2329	620	94	KB	KB	NNP
huygens-treatise-2329	620	95	.	.	.
huygens-treatise-2329	621	1	Whence	whence	NN
huygens-treatise-2329	621	2	it	-PRON-	PRP
huygens-treatise-2329	621	3	is	be	VBZ
huygens-treatise-2329	621	4	evident	evident	JJ
huygens-treatise-2329	621	5	that	that	IN
huygens-treatise-2329	621	6	this	this	DT
huygens-treatise-2329	621	7	wave	wave	NN
huygens-treatise-2329	621	8	of	of	IN
huygens-treatise-2329	621	9	semi	semi	JJ
huygens-treatise-2329	621	10	-	-	JJ
huygens-treatise-2329	621	11	diameter	diameter	NN
huygens-treatise-2329	621	12	_	_	NNP
huygens-treatise-2329	621	13	mn	mn	NNP
huygens-treatise-2329	621	14	_	_	NNP
huygens-treatise-2329	621	15	,	,	,
huygens-treatise-2329	621	16	and	and	CC
huygens-treatise-2329	621	17	the	the	DT
huygens-treatise-2329	621	18	other	other	JJ
huygens-treatise-2329	621	19	of	of	IN
huygens-treatise-2329	621	20	semi	semi	JJ
huygens-treatise-2329	621	21	-	-	JJ
huygens-treatise-2329	621	22	diameter	diameter	JJ
huygens-treatise-2329	621	23	IA	IA	NNP
huygens-treatise-2329	621	24	will	will	MD
huygens-treatise-2329	621	25	have	have	VB
huygens-treatise-2329	621	26	the	the	DT
huygens-treatise-2329	621	27	same	same	JJ
huygens-treatise-2329	621	28	tangent	tangent	NN
huygens-treatise-2329	621	29	BA	BA	NNP
huygens-treatise-2329	621	30	.	.	.
huygens-treatise-2329	622	1	And	and	CC
huygens-treatise-2329	622	2	similarly	similarly	RB
huygens-treatise-2329	622	3	for	for	IN
huygens-treatise-2329	622	4	all	all	PDT
huygens-treatise-2329	622	5	the	the	DT
huygens-treatise-2329	622	6	partial	partial	JJ
huygens-treatise-2329	622	7	spherical	spherical	JJ
huygens-treatise-2329	622	8	waves	wave	NNS
huygens-treatise-2329	622	9	which	which	WDT
huygens-treatise-2329	622	10	will	will	MD
huygens-treatise-2329	622	11	be	be	VB
huygens-treatise-2329	622	12	formed	form	VBN
huygens-treatise-2329	622	13	outside	outside	IN
huygens-treatise-2329	622	14	the	the	DT
huygens-treatise-2329	622	15	crystal	crystal	NN
huygens-treatise-2329	622	16	by	by	IN
huygens-treatise-2329	622	17	the	the	DT
huygens-treatise-2329	622	18	impact	impact	NN
huygens-treatise-2329	622	19	of	of	IN
huygens-treatise-2329	622	20	all	all	PDT
huygens-treatise-2329	622	21	the	the	DT
huygens-treatise-2329	622	22	points	point	NNS
huygens-treatise-2329	622	23	of	of	IN
huygens-treatise-2329	622	24	the	the	DT
huygens-treatise-2329	622	25	wave	wave	NN
huygens-treatise-2329	622	26	IK	IK	NNP
huygens-treatise-2329	622	27	against	against	IN
huygens-treatise-2329	622	28	the	the	DT
huygens-treatise-2329	622	29	surface	surface	NN
huygens-treatise-2329	622	30	of	of	IN
huygens-treatise-2329	622	31	the	the	DT
huygens-treatise-2329	622	32	Ether	Ether	NNP
huygens-treatise-2329	622	33	IB	IB	NNP
huygens-treatise-2329	622	34	.	.	.
huygens-treatise-2329	623	1	It	-PRON-	PRP
huygens-treatise-2329	623	2	is	be	VBZ
huygens-treatise-2329	623	3	then	then	RB
huygens-treatise-2329	623	4	precisely	precisely	RB
huygens-treatise-2329	623	5	the	the	DT
huygens-treatise-2329	623	6	tangent	tangent	NN
huygens-treatise-2329	623	7	BA	BA	NNP
huygens-treatise-2329	623	8	which	which	WDT
huygens-treatise-2329	623	9	will	will	MD
huygens-treatise-2329	623	10	be	be	VB
huygens-treatise-2329	623	11	the	the	DT
huygens-treatise-2329	623	12	continuation	continuation	NN
huygens-treatise-2329	623	13	of	of	IN
huygens-treatise-2329	623	14	the	the	DT
huygens-treatise-2329	623	15	wave	wave	NN
huygens-treatise-2329	623	16	IK	IK	NNP
huygens-treatise-2329	623	17	,	,	,
huygens-treatise-2329	623	18	outside	outside	IN
huygens-treatise-2329	623	19	the	the	DT
huygens-treatise-2329	623	20	crystal	crystal	NN
huygens-treatise-2329	623	21	,	,	,
huygens-treatise-2329	623	22	when	when	WRB
huygens-treatise-2329	623	23	the	the	DT
huygens-treatise-2329	623	24	piece	piece	NN
huygens-treatise-2329	623	25	K	K	NNP
huygens-treatise-2329	623	26	has	have	VBZ
huygens-treatise-2329	623	27	reached	reach	VBN
huygens-treatise-2329	623	28	B.	B.	NNP
huygens-treatise-2329	624	1	And	and	CC
huygens-treatise-2329	624	2	in	in	IN
huygens-treatise-2329	624	3	consequence	consequence	NN
huygens-treatise-2329	624	4	IA	IA	NNP
huygens-treatise-2329	624	5	,	,	,
huygens-treatise-2329	624	6	which	which	WDT
huygens-treatise-2329	624	7	is	be	VBZ
huygens-treatise-2329	624	8	perpendicular	perpendicular	JJ
huygens-treatise-2329	624	9	to	to	IN
huygens-treatise-2329	624	10	BA	BA	NNP
huygens-treatise-2329	624	11	,	,	,
huygens-treatise-2329	624	12	will	will	MD
huygens-treatise-2329	624	13	be	be	VB
huygens-treatise-2329	624	14	the	the	DT
huygens-treatise-2329	624	15	refraction	refraction	NN
huygens-treatise-2329	624	16	of	of	IN
huygens-treatise-2329	624	17	the	the	DT
huygens-treatise-2329	624	18	ray	ray	NN
huygens-treatise-2329	624	19	CI	CI	NNP
huygens-treatise-2329	624	20	on	on	IN
huygens-treatise-2329	624	21	emerging	emerge	VBG
huygens-treatise-2329	624	22	from	from	IN
huygens-treatise-2329	624	23	the	the	DT
huygens-treatise-2329	624	24	crystal	crystal	NN
huygens-treatise-2329	624	25	.	.	.
huygens-treatise-2329	625	1	Now	now	RB
huygens-treatise-2329	625	2	it	-PRON-	PRP
huygens-treatise-2329	625	3	is	be	VBZ
huygens-treatise-2329	625	4	clear	clear	JJ
huygens-treatise-2329	625	5	that	that	IN
huygens-treatise-2329	625	6	IA	IA	NNP
huygens-treatise-2329	625	7	is	be	VBZ
huygens-treatise-2329	625	8	parallel	parallel	JJ
huygens-treatise-2329	625	9	to	to	IN
huygens-treatise-2329	625	10	the	the	DT
huygens-treatise-2329	625	11	incident	incident	NN
huygens-treatise-2329	625	12	ray	ray	NN
huygens-treatise-2329	625	13	RC	rc	NN
huygens-treatise-2329	625	14	,	,	,
huygens-treatise-2329	625	15	since	since	IN
huygens-treatise-2329	625	16	IB	IB	NNP
huygens-treatise-2329	625	17	is	be	VBZ
huygens-treatise-2329	625	18	equal	equal	JJ
huygens-treatise-2329	625	19	to	to	IN
huygens-treatise-2329	625	20	CK	CK	NNP
huygens-treatise-2329	625	21	,	,	,
huygens-treatise-2329	625	22	and	and	CC
huygens-treatise-2329	625	23	IA	IA	NNP
huygens-treatise-2329	625	24	equal	equal	JJ
huygens-treatise-2329	625	25	to	to	IN
huygens-treatise-2329	625	26	KO	KO	NNP
huygens-treatise-2329	625	27	,	,	,
huygens-treatise-2329	625	28	and	and	CC
huygens-treatise-2329	625	29	the	the	DT
huygens-treatise-2329	625	30	angles	angle	NNS
huygens-treatise-2329	625	31	A	a	NN
huygens-treatise-2329	625	32	and	and	CC
huygens-treatise-2329	625	33	O	o	NN
huygens-treatise-2329	625	34	are	be	VBP
huygens-treatise-2329	625	35	right	right	JJ
huygens-treatise-2329	625	36	angles	angle	NNS
huygens-treatise-2329	625	37	.	.	.
huygens-treatise-2329	626	1	It	-PRON-	PRP
huygens-treatise-2329	626	2	is	be	VBZ
huygens-treatise-2329	626	3	seen	see	VBN
huygens-treatise-2329	626	4	then	then	RB
huygens-treatise-2329	626	5	that	that	DT
huygens-treatise-2329	626	6	,	,	,
huygens-treatise-2329	626	7	according	accord	VBG
huygens-treatise-2329	626	8	to	to	IN
huygens-treatise-2329	626	9	our	-PRON-	PRP$
huygens-treatise-2329	626	10	hypothesis	hypothesis	NN
huygens-treatise-2329	626	11	,	,	,
huygens-treatise-2329	626	12	the	the	DT
huygens-treatise-2329	626	13	reciprocal	reciprocal	JJ
huygens-treatise-2329	626	14	relation	relation	NN
huygens-treatise-2329	626	15	of	of	IN
huygens-treatise-2329	626	16	refraction	refraction	NN
huygens-treatise-2329	626	17	holds	hold	VBZ
huygens-treatise-2329	626	18	good	good	JJ
huygens-treatise-2329	626	19	in	in	IN
huygens-treatise-2329	626	20	this	this	DT
huygens-treatise-2329	626	21	crystal	crystal	NN
huygens-treatise-2329	626	22	as	as	RB
huygens-treatise-2329	626	23	well	well	RB
huygens-treatise-2329	626	24	as	as	IN
huygens-treatise-2329	626	25	in	in	IN
huygens-treatise-2329	626	26	ordinary	ordinary	JJ
huygens-treatise-2329	626	27	transparent	transparent	JJ
huygens-treatise-2329	626	28	bodies	body	NNS
huygens-treatise-2329	626	29	;	;	:
huygens-treatise-2329	626	30	as	as	IN
huygens-treatise-2329	626	31	is	be	VBZ
huygens-treatise-2329	626	32	thus	thus	RB
huygens-treatise-2329	626	33	in	in	IN
huygens-treatise-2329	626	34	fact	fact	NN
huygens-treatise-2329	626	35	found	find	VBN
huygens-treatise-2329	626	36	by	by	IN
huygens-treatise-2329	626	37	observation	observation	NN
huygens-treatise-2329	626	38	.	.	.
huygens-treatise-2329	627	1	36	36	CD
huygens-treatise-2329	627	2	.	.	.
huygens-treatise-2329	628	1	I	-PRON-	PRP
huygens-treatise-2329	628	2	pass	pass	VBP
huygens-treatise-2329	628	3	now	now	RB
huygens-treatise-2329	628	4	to	to	IN
huygens-treatise-2329	628	5	the	the	DT
huygens-treatise-2329	628	6	consideration	consideration	NN
huygens-treatise-2329	628	7	of	of	IN
huygens-treatise-2329	628	8	other	other	JJ
huygens-treatise-2329	628	9	sections	section	NNS
huygens-treatise-2329	628	10	of	of	IN
huygens-treatise-2329	628	11	the	the	DT
huygens-treatise-2329	628	12	crystal	crystal	NN
huygens-treatise-2329	628	13	,	,	,
huygens-treatise-2329	628	14	and	and	CC
huygens-treatise-2329	628	15	of	of	IN
huygens-treatise-2329	628	16	the	the	DT
huygens-treatise-2329	628	17	refractions	refraction	NNS
huygens-treatise-2329	628	18	there	there	RB
huygens-treatise-2329	628	19	produced	produce	VBN
huygens-treatise-2329	628	20	,	,	,
huygens-treatise-2329	628	21	on	on	IN
huygens-treatise-2329	628	22	which	which	WDT
huygens-treatise-2329	628	23	,	,	,
huygens-treatise-2329	628	24	as	as	IN
huygens-treatise-2329	628	25	will	will	MD
huygens-treatise-2329	628	26	be	be	VB
huygens-treatise-2329	628	27	seen	see	VBN
huygens-treatise-2329	628	28	,	,	,
huygens-treatise-2329	628	29	some	some	DT
huygens-treatise-2329	628	30	other	other	JJ
huygens-treatise-2329	628	31	very	very	RB
huygens-treatise-2329	628	32	remarkable	remarkable	JJ
huygens-treatise-2329	628	33	phenomena	phenomenon	NNS
huygens-treatise-2329	628	34	depend	depend	VBP
huygens-treatise-2329	628	35	.	.	.
huygens-treatise-2329	629	1	Let	let	VB
huygens-treatise-2329	629	2	ABH	ABH	NNP
huygens-treatise-2329	629	3	be	be	VB
huygens-treatise-2329	629	4	a	a	DT
huygens-treatise-2329	629	5	parallelepiped	parallelepiped	NN
huygens-treatise-2329	629	6	of	of	IN
huygens-treatise-2329	629	7	crystal	crystal	NN
huygens-treatise-2329	629	8	,	,	,
huygens-treatise-2329	629	9	and	and	CC
huygens-treatise-2329	629	10	let	let	VB
huygens-treatise-2329	629	11	the	the	DT
huygens-treatise-2329	629	12	top	top	JJ
huygens-treatise-2329	629	13	surface	surface	NN
huygens-treatise-2329	629	14	AEHF	aehf	NN
huygens-treatise-2329	629	15	be	be	VB
huygens-treatise-2329	629	16	a	a	DT
huygens-treatise-2329	629	17	perfect	perfect	JJ
huygens-treatise-2329	629	18	rhombus	rhombus	NN
huygens-treatise-2329	629	19	,	,	,
huygens-treatise-2329	629	20	the	the	DT
huygens-treatise-2329	629	21	obtuse	obtuse	JJ
huygens-treatise-2329	629	22	angles	angle	NNS
huygens-treatise-2329	629	23	of	of	IN
huygens-treatise-2329	629	24	which	which	WDT
huygens-treatise-2329	629	25	are	be	VBP
huygens-treatise-2329	629	26	equally	equally	RB
huygens-treatise-2329	629	27	divided	divide	VBN
huygens-treatise-2329	629	28	by	by	IN
huygens-treatise-2329	629	29	the	the	DT
huygens-treatise-2329	629	30	straight	straight	JJ
huygens-treatise-2329	629	31	line	line	NN
huygens-treatise-2329	629	32	EF	EF	NNP
huygens-treatise-2329	629	33	,	,	,
huygens-treatise-2329	629	34	and	and	CC
huygens-treatise-2329	629	35	the	the	DT
huygens-treatise-2329	629	36	acute	acute	JJ
huygens-treatise-2329	629	37	angles	angle	NNS
huygens-treatise-2329	629	38	by	by	IN
huygens-treatise-2329	629	39	the	the	DT
huygens-treatise-2329	629	40	straight	straight	JJ
huygens-treatise-2329	629	41	line	line	NN
huygens-treatise-2329	629	42	AH	AH	NNP
huygens-treatise-2329	629	43	perpendicular	perpendicular	NN
huygens-treatise-2329	629	44	to	to	IN
huygens-treatise-2329	629	45	FE	FE	NNP
huygens-treatise-2329	629	46	.	.	.
huygens-treatise-2329	630	1	The	the	DT
huygens-treatise-2329	630	2	section	section	NN
huygens-treatise-2329	630	3	which	which	WDT
huygens-treatise-2329	630	4	we	-PRON-	PRP
huygens-treatise-2329	630	5	have	have	VBP
huygens-treatise-2329	630	6	hitherto	hitherto	VBN
huygens-treatise-2329	630	7	considered	consider	VBN
huygens-treatise-2329	630	8	is	be	VBZ
huygens-treatise-2329	630	9	that	that	IN
huygens-treatise-2329	630	10	which	which	WDT
huygens-treatise-2329	630	11	passes	pass	VBZ
huygens-treatise-2329	630	12	through	through	IN
huygens-treatise-2329	630	13	the	the	DT
huygens-treatise-2329	630	14	lines	line	NNS
huygens-treatise-2329	630	15	EF	EF	NNP
huygens-treatise-2329	630	16	,	,	,
huygens-treatise-2329	630	17	EB	eb	NN
huygens-treatise-2329	630	18	,	,	,
huygens-treatise-2329	630	19	and	and	CC
huygens-treatise-2329	630	20	which	which	WDT
huygens-treatise-2329	630	21	at	at	IN
huygens-treatise-2329	630	22	the	the	DT
huygens-treatise-2329	630	23	same	same	JJ
huygens-treatise-2329	630	24	time	time	NN
huygens-treatise-2329	630	25	cuts	cut	VBZ
huygens-treatise-2329	630	26	the	the	DT
huygens-treatise-2329	630	27	plane	plane	NN
huygens-treatise-2329	630	28	AEHF	aehf	NN
huygens-treatise-2329	630	29	at	at	IN
huygens-treatise-2329	630	30	right	right	JJ
huygens-treatise-2329	630	31	angles	angle	NNS
huygens-treatise-2329	630	32	.	.	.
huygens-treatise-2329	631	1	Refractions	refraction	NNS
huygens-treatise-2329	631	2	in	in	IN
huygens-treatise-2329	631	3	this	this	DT
huygens-treatise-2329	631	4	section	section	NN
huygens-treatise-2329	631	5	have	have	VBP
huygens-treatise-2329	631	6	this	this	DT
huygens-treatise-2329	631	7	in	in	IN
huygens-treatise-2329	631	8	common	common	JJ
huygens-treatise-2329	631	9	with	with	IN
huygens-treatise-2329	631	10	the	the	DT
huygens-treatise-2329	631	11	refractions	refraction	NNS
huygens-treatise-2329	631	12	in	in	IN
huygens-treatise-2329	631	13	ordinary	ordinary	JJ
huygens-treatise-2329	631	14	media	medium	NNS
huygens-treatise-2329	631	15	that	that	IN
huygens-treatise-2329	631	16	the	the	DT
huygens-treatise-2329	631	17	plane	plane	NN
huygens-treatise-2329	631	18	which	which	WDT
huygens-treatise-2329	631	19	is	be	VBZ
huygens-treatise-2329	631	20	drawn	draw	VBN
huygens-treatise-2329	631	21	through	through	IN
huygens-treatise-2329	631	22	the	the	DT
huygens-treatise-2329	631	23	incident	incident	NN
huygens-treatise-2329	631	24	ray	ray	NN
huygens-treatise-2329	631	25	and	and	CC
huygens-treatise-2329	631	26	which	which	WDT
huygens-treatise-2329	631	27	also	also	RB
huygens-treatise-2329	631	28	intersects	intersect	VBZ
huygens-treatise-2329	631	29	the	the	DT
huygens-treatise-2329	631	30	surface	surface	NN
huygens-treatise-2329	631	31	of	of	IN
huygens-treatise-2329	631	32	the	the	DT
huygens-treatise-2329	631	33	crystal	crystal	NN
huygens-treatise-2329	631	34	at	at	IN
huygens-treatise-2329	631	35	right	right	JJ
huygens-treatise-2329	631	36	angles	angle	NNS
huygens-treatise-2329	631	37	,	,	,
huygens-treatise-2329	631	38	is	be	VBZ
huygens-treatise-2329	631	39	that	that	IN
huygens-treatise-2329	631	40	in	in	IN
huygens-treatise-2329	631	41	which	which	WDT
huygens-treatise-2329	631	42	the	the	DT
huygens-treatise-2329	631	43	refracted	refract	VBN
huygens-treatise-2329	631	44	ray	ray	NN
huygens-treatise-2329	631	45	also	also	RB
huygens-treatise-2329	631	46	is	be	VBZ
huygens-treatise-2329	631	47	found	find	VBN
huygens-treatise-2329	631	48	.	.	.
huygens-treatise-2329	632	1	But	but	CC
huygens-treatise-2329	632	2	the	the	DT
huygens-treatise-2329	632	3	refractions	refraction	NNS
huygens-treatise-2329	632	4	which	which	WDT
huygens-treatise-2329	632	5	appertain	appertain	VBP
huygens-treatise-2329	632	6	to	to	IN
huygens-treatise-2329	632	7	every	every	DT
huygens-treatise-2329	632	8	other	other	JJ
huygens-treatise-2329	632	9	section	section	NN
huygens-treatise-2329	632	10	of	of	IN
huygens-treatise-2329	632	11	this	this	DT
huygens-treatise-2329	632	12	crystal	crystal	NN
huygens-treatise-2329	632	13	have	have	VBP
huygens-treatise-2329	632	14	this	this	DT
huygens-treatise-2329	632	15	strange	strange	JJ
huygens-treatise-2329	632	16	property	property	NN
huygens-treatise-2329	632	17	that	that	WDT
huygens-treatise-2329	632	18	the	the	DT
huygens-treatise-2329	632	19	refracted	refract	VBN
huygens-treatise-2329	632	20	ray	ray	NN
huygens-treatise-2329	632	21	always	always	RB
huygens-treatise-2329	632	22	quits	quit	VBZ
huygens-treatise-2329	632	23	the	the	DT
huygens-treatise-2329	632	24	plane	plane	NN
huygens-treatise-2329	632	25	of	of	IN
huygens-treatise-2329	632	26	the	the	DT
huygens-treatise-2329	632	27	incident	incident	NN
huygens-treatise-2329	632	28	ray	ray	NN
huygens-treatise-2329	632	29	perpendicular	perpendicular	JJ
huygens-treatise-2329	632	30	to	to	IN
huygens-treatise-2329	632	31	the	the	DT
huygens-treatise-2329	632	32	surface	surface	NN
huygens-treatise-2329	632	33	,	,	,
huygens-treatise-2329	632	34	and	and	CC
huygens-treatise-2329	632	35	turns	turn	VBZ
huygens-treatise-2329	632	36	away	away	RB
huygens-treatise-2329	632	37	towards	towards	IN
huygens-treatise-2329	632	38	the	the	DT
huygens-treatise-2329	632	39	side	side	NN
huygens-treatise-2329	632	40	of	of	IN
huygens-treatise-2329	632	41	the	the	DT
huygens-treatise-2329	632	42	slope	slope	NN
huygens-treatise-2329	632	43	of	of	IN
huygens-treatise-2329	632	44	the	the	DT
huygens-treatise-2329	632	45	crystal	crystal	NN
huygens-treatise-2329	632	46	.	.	.
huygens-treatise-2329	633	1	For	for	IN
huygens-treatise-2329	633	2	which	which	WDT
huygens-treatise-2329	633	3	fact	fact	NN
huygens-treatise-2329	633	4	we	-PRON-	PRP
huygens-treatise-2329	633	5	shall	shall	MD
huygens-treatise-2329	633	6	show	show	VB
huygens-treatise-2329	633	7	the	the	DT
huygens-treatise-2329	633	8	reason	reason	NN
huygens-treatise-2329	633	9	,	,	,
huygens-treatise-2329	633	10	in	in	IN
huygens-treatise-2329	633	11	the	the	DT
huygens-treatise-2329	633	12	first	first	JJ
huygens-treatise-2329	633	13	place	place	NN
huygens-treatise-2329	633	14	,	,	,
huygens-treatise-2329	633	15	for	for	IN
huygens-treatise-2329	633	16	the	the	DT
huygens-treatise-2329	633	17	section	section	NN
huygens-treatise-2329	633	18	through	through	IN
huygens-treatise-2329	633	19	AH	AH	NNP
huygens-treatise-2329	633	20	;	;	:
huygens-treatise-2329	633	21	and	and	CC
huygens-treatise-2329	633	22	we	-PRON-	PRP
huygens-treatise-2329	633	23	shall	shall	MD
huygens-treatise-2329	633	24	show	show	VB
huygens-treatise-2329	633	25	at	at	IN
huygens-treatise-2329	633	26	the	the	DT
huygens-treatise-2329	633	27	same	same	JJ
huygens-treatise-2329	633	28	time	time	NN
huygens-treatise-2329	633	29	how	how	WRB
huygens-treatise-2329	633	30	one	one	PRP
huygens-treatise-2329	633	31	can	can	MD
huygens-treatise-2329	633	32	determine	determine	VB
huygens-treatise-2329	633	33	the	the	DT
huygens-treatise-2329	633	34	refraction	refraction	NN
huygens-treatise-2329	633	35	,	,	,
huygens-treatise-2329	633	36	according	accord	VBG
huygens-treatise-2329	633	37	to	to	IN
huygens-treatise-2329	633	38	our	-PRON-	PRP$
huygens-treatise-2329	633	39	hypothesis	hypothesis	NN
huygens-treatise-2329	633	40	.	.	.
huygens-treatise-2329	634	1	Let	let	VB
huygens-treatise-2329	634	2	there	there	EX
huygens-treatise-2329	634	3	be	be	VB
huygens-treatise-2329	634	4	,	,	,
huygens-treatise-2329	634	5	then	then	RB
huygens-treatise-2329	634	6	,	,	,
huygens-treatise-2329	634	7	in	in	IN
huygens-treatise-2329	634	8	the	the	DT
huygens-treatise-2329	634	9	plane	plane	NN
huygens-treatise-2329	634	10	which	which	WDT
huygens-treatise-2329	634	11	passes	pass	VBZ
huygens-treatise-2329	634	12	through	through	IN
huygens-treatise-2329	634	13	AH	ah	NN
huygens-treatise-2329	634	14	,	,	,
huygens-treatise-2329	634	15	and	and	CC
huygens-treatise-2329	634	16	which	which	WDT
huygens-treatise-2329	634	17	is	be	VBZ
huygens-treatise-2329	634	18	perpendicular	perpendicular	JJ
huygens-treatise-2329	634	19	to	to	IN
huygens-treatise-2329	634	20	the	the	DT
huygens-treatise-2329	634	21	plane	plane	NN
huygens-treatise-2329	634	22	AFHE	AFHE	NNP
huygens-treatise-2329	634	23	,	,	,
huygens-treatise-2329	634	24	the	the	DT
huygens-treatise-2329	634	25	incident	incident	NN
huygens-treatise-2329	634	26	ray	ray	NN
huygens-treatise-2329	634	27	RC	rc	NN
huygens-treatise-2329	634	28	;	;	:
huygens-treatise-2329	634	29	it	-PRON-	PRP
huygens-treatise-2329	634	30	is	be	VBZ
huygens-treatise-2329	634	31	required	require	VBN
huygens-treatise-2329	634	32	to	to	TO
huygens-treatise-2329	634	33	find	find	VB
huygens-treatise-2329	634	34	its	-PRON-	PRP$
huygens-treatise-2329	634	35	refraction	refraction	NN
huygens-treatise-2329	634	36	in	in	IN
huygens-treatise-2329	634	37	the	the	DT
huygens-treatise-2329	634	38	crystal	crystal	NN
huygens-treatise-2329	634	39	.	.	.
huygens-treatise-2329	635	1	[	[	-LRB-
huygens-treatise-2329	635	2	Illustration	illustration	NN
huygens-treatise-2329	635	3	]	]	-RRB-
huygens-treatise-2329	635	4	37	37	CD
huygens-treatise-2329	635	5	.	.	.
huygens-treatise-2329	636	1	About	about	IN
huygens-treatise-2329	636	2	the	the	DT
huygens-treatise-2329	636	3	centre	centre	NN
huygens-treatise-2329	636	4	C	c	NN
huygens-treatise-2329	636	5	,	,	,
huygens-treatise-2329	636	6	which	which	WDT
huygens-treatise-2329	636	7	I	-PRON-	PRP
huygens-treatise-2329	636	8	suppose	suppose	VBP
huygens-treatise-2329	636	9	to	to	TO
huygens-treatise-2329	636	10	be	be	VB
huygens-treatise-2329	636	11	in	in	IN
huygens-treatise-2329	636	12	the	the	DT
huygens-treatise-2329	636	13	intersection	intersection	NN
huygens-treatise-2329	636	14	of	of	IN
huygens-treatise-2329	636	15	AH	AH	NNP
huygens-treatise-2329	636	16	and	and	CC
huygens-treatise-2329	636	17	FE	FE	NNP
huygens-treatise-2329	636	18	,	,	,
huygens-treatise-2329	636	19	let	let	VB
huygens-treatise-2329	636	20	there	there	EX
huygens-treatise-2329	636	21	be	be	VB
huygens-treatise-2329	636	22	imagined	imagine	VBN
huygens-treatise-2329	636	23	a	a	DT
huygens-treatise-2329	636	24	hemi	hemi	NN
huygens-treatise-2329	636	25	-	-	HYPH
huygens-treatise-2329	636	26	spheroid	spheroid	NN
huygens-treatise-2329	636	27	QG_qg_M	qg_qg_m	NN
huygens-treatise-2329	636	28	,	,	,
huygens-treatise-2329	636	29	such	such	JJ
huygens-treatise-2329	636	30	as	as	IN
huygens-treatise-2329	636	31	the	the	DT
huygens-treatise-2329	636	32	light	light	NN
huygens-treatise-2329	636	33	would	would	MD
huygens-treatise-2329	636	34	form	form	VB
huygens-treatise-2329	636	35	in	in	IN
huygens-treatise-2329	636	36	spreading	spread	VBG
huygens-treatise-2329	636	37	in	in	IN
huygens-treatise-2329	636	38	the	the	DT
huygens-treatise-2329	636	39	crystal	crystal	NN
huygens-treatise-2329	636	40	,	,	,
huygens-treatise-2329	636	41	and	and	CC
huygens-treatise-2329	636	42	let	let	VB
huygens-treatise-2329	636	43	its	-PRON-	PRP$
huygens-treatise-2329	636	44	section	section	NN
huygens-treatise-2329	636	45	by	by	IN
huygens-treatise-2329	636	46	the	the	DT
huygens-treatise-2329	636	47	plane	plane	NN
huygens-treatise-2329	636	48	AEHF	aehf	NN
huygens-treatise-2329	636	49	form	form	NN
huygens-treatise-2329	636	50	the	the	DT
huygens-treatise-2329	636	51	Ellipse	Ellipse	NNP
huygens-treatise-2329	636	52	QG_qg	QG_qg	NNP
huygens-treatise-2329	636	53	_	_	NNP
huygens-treatise-2329	636	54	,	,	,
huygens-treatise-2329	636	55	the	the	DT
huygens-treatise-2329	636	56	major	major	JJ
huygens-treatise-2329	636	57	diameter	diameter	NN
huygens-treatise-2329	636	58	of	of	IN
huygens-treatise-2329	636	59	which	which	WDT
huygens-treatise-2329	636	60	Q_q	Q_q	NNP
huygens-treatise-2329	636	61	_	_	NNP
huygens-treatise-2329	636	62	,	,	,
huygens-treatise-2329	636	63	which	which	WDT
huygens-treatise-2329	636	64	is	be	VBZ
huygens-treatise-2329	636	65	in	in	IN
huygens-treatise-2329	636	66	the	the	DT
huygens-treatise-2329	636	67	line	line	NN
huygens-treatise-2329	636	68	AH	AH	NNP
huygens-treatise-2329	636	69	,	,	,
huygens-treatise-2329	636	70	will	will	MD
huygens-treatise-2329	636	71	necessarily	necessarily	RB
huygens-treatise-2329	636	72	be	be	VB
huygens-treatise-2329	636	73	one	one	CD
huygens-treatise-2329	636	74	of	of	IN
huygens-treatise-2329	636	75	the	the	DT
huygens-treatise-2329	636	76	major	major	JJ
huygens-treatise-2329	636	77	diameters	diameter	NNS
huygens-treatise-2329	636	78	of	of	IN
huygens-treatise-2329	636	79	the	the	DT
huygens-treatise-2329	636	80	spheroid	spheroid	NN
huygens-treatise-2329	636	81	;	;	:
huygens-treatise-2329	636	82	because	because	IN
huygens-treatise-2329	636	83	the	the	DT
huygens-treatise-2329	636	84	axis	axi	NNS
huygens-treatise-2329	636	85	of	of	IN
huygens-treatise-2329	636	86	the	the	DT
huygens-treatise-2329	636	87	spheroid	spheroid	NN
huygens-treatise-2329	636	88	being	being	NN
huygens-treatise-2329	636	89	in	in	IN
huygens-treatise-2329	636	90	the	the	DT
huygens-treatise-2329	636	91	plane	plane	NN
huygens-treatise-2329	636	92	through	through	IN
huygens-treatise-2329	636	93	FEB	FEB	NNP
huygens-treatise-2329	636	94	,	,	,
huygens-treatise-2329	636	95	to	to	TO
huygens-treatise-2329	636	96	which	which	WDT
huygens-treatise-2329	636	97	QC	QC	NNP
huygens-treatise-2329	636	98	is	be	VBZ
huygens-treatise-2329	636	99	perpendicular	perpendicular	JJ
huygens-treatise-2329	636	100	,	,	,
huygens-treatise-2329	636	101	it	-PRON-	PRP
huygens-treatise-2329	636	102	follows	follow	VBZ
huygens-treatise-2329	636	103	that	that	IN
huygens-treatise-2329	636	104	QC	QC	NNP
huygens-treatise-2329	636	105	is	be	VBZ
huygens-treatise-2329	636	106	also	also	RB
huygens-treatise-2329	636	107	perpendicular	perpendicular	JJ
huygens-treatise-2329	636	108	to	to	IN
huygens-treatise-2329	636	109	the	the	DT
huygens-treatise-2329	636	110	axis	axis	NN
huygens-treatise-2329	636	111	of	of	IN
huygens-treatise-2329	636	112	the	the	DT
huygens-treatise-2329	636	113	spheroid	spheroid	NN
huygens-treatise-2329	636	114	,	,	,
huygens-treatise-2329	636	115	and	and	CC
huygens-treatise-2329	636	116	consequently	consequently	RB
huygens-treatise-2329	636	117	QC_q	QC_q	NNP
huygens-treatise-2329	636	118	_	_	IN
huygens-treatise-2329	636	119	one	one	CD
huygens-treatise-2329	636	120	of	of	IN
huygens-treatise-2329	636	121	its	-PRON-	PRP$
huygens-treatise-2329	636	122	major	major	JJ
huygens-treatise-2329	636	123	diameters	diameter	NNS
huygens-treatise-2329	636	124	.	.	.
huygens-treatise-2329	637	1	But	but	CC
huygens-treatise-2329	637	2	the	the	DT
huygens-treatise-2329	637	3	minor	minor	JJ
huygens-treatise-2329	637	4	diameter	diameter	NN
huygens-treatise-2329	637	5	of	of	IN
huygens-treatise-2329	637	6	this	this	DT
huygens-treatise-2329	637	7	Ellipse	Ellipse	NNP
huygens-treatise-2329	637	8	,	,	,
huygens-treatise-2329	637	9	G_g	g_g	CD
huygens-treatise-2329	637	10	_	_	NNP
huygens-treatise-2329	637	11	,	,	,
huygens-treatise-2329	637	12	will	will	MD
huygens-treatise-2329	637	13	bear	bear	VB
huygens-treatise-2329	637	14	to	to	IN
huygens-treatise-2329	637	15	Q_q	q_q	CD
huygens-treatise-2329	637	16	_	_	IN
huygens-treatise-2329	637	17	the	the	DT
huygens-treatise-2329	637	18	proportion	proportion	NN
huygens-treatise-2329	637	19	which	which	WDT
huygens-treatise-2329	637	20	has	have	VBZ
huygens-treatise-2329	637	21	been	be	VBN
huygens-treatise-2329	637	22	defined	define	VBN
huygens-treatise-2329	637	23	previously	previously	RB
huygens-treatise-2329	637	24	,	,	,
huygens-treatise-2329	637	25	Article	article	NN
huygens-treatise-2329	637	26	27	27	CD
huygens-treatise-2329	637	27	,	,	,
huygens-treatise-2329	637	28	between	between	IN
huygens-treatise-2329	637	29	CG	CG	NNP
huygens-treatise-2329	637	30	and	and	CC
huygens-treatise-2329	637	31	the	the	DT
huygens-treatise-2329	637	32	major	major	JJ
huygens-treatise-2329	637	33	semi	semi	JJ
huygens-treatise-2329	637	34	-	-	JJ
huygens-treatise-2329	637	35	diameter	diameter	NN
huygens-treatise-2329	637	36	of	of	IN
huygens-treatise-2329	637	37	the	the	DT
huygens-treatise-2329	637	38	spheroid	spheroid	NN
huygens-treatise-2329	637	39	,	,	,
huygens-treatise-2329	637	40	CP	CP	NNP
huygens-treatise-2329	637	41	,	,	,
huygens-treatise-2329	637	42	namely	namely	RB
huygens-treatise-2329	637	43	,	,	,
huygens-treatise-2329	637	44	that	that	DT
huygens-treatise-2329	637	45	of	of	IN
huygens-treatise-2329	637	46	98,779	98,779	CD
huygens-treatise-2329	637	47	to	to	IN
huygens-treatise-2329	637	48	105,032	105,032	CD
huygens-treatise-2329	637	49	.	.	.
huygens-treatise-2329	638	1	Let	let	VB
huygens-treatise-2329	638	2	the	the	DT
huygens-treatise-2329	638	3	line	line	NN
huygens-treatise-2329	638	4	N	n	NN
huygens-treatise-2329	638	5	be	be	VB
huygens-treatise-2329	638	6	the	the	DT
huygens-treatise-2329	638	7	length	length	NN
huygens-treatise-2329	638	8	of	of	IN
huygens-treatise-2329	638	9	the	the	DT
huygens-treatise-2329	638	10	travel	travel	NN
huygens-treatise-2329	638	11	of	of	IN
huygens-treatise-2329	638	12	light	light	NN
huygens-treatise-2329	638	13	in	in	IN
huygens-treatise-2329	638	14	air	air	NN
huygens-treatise-2329	638	15	during	during	IN
huygens-treatise-2329	638	16	the	the	DT
huygens-treatise-2329	638	17	time	time	NN
huygens-treatise-2329	638	18	in	in	IN
huygens-treatise-2329	638	19	which	which	WDT
huygens-treatise-2329	638	20	,	,	,
huygens-treatise-2329	638	21	within	within	IN
huygens-treatise-2329	638	22	the	the	DT
huygens-treatise-2329	638	23	crystal	crystal	NN
huygens-treatise-2329	638	24	,	,	,
huygens-treatise-2329	638	25	it	-PRON-	PRP
huygens-treatise-2329	638	26	makes	make	VBZ
huygens-treatise-2329	638	27	,	,	,
huygens-treatise-2329	638	28	from	from	IN
huygens-treatise-2329	638	29	the	the	DT
huygens-treatise-2329	638	30	centre	centre	NN
huygens-treatise-2329	638	31	C	C	NNP
huygens-treatise-2329	638	32	,	,	,
huygens-treatise-2329	638	33	the	the	DT
huygens-treatise-2329	638	34	spheroid	spheroid	JJ
huygens-treatise-2329	638	35	QC_qg_M.	QC_qg_M.	NNP
huygens-treatise-2329	639	1	Then	then	RB
huygens-treatise-2329	639	2	having	have	VBG
huygens-treatise-2329	639	3	drawn	draw	VBN
huygens-treatise-2329	639	4	CO	CO	NNP
huygens-treatise-2329	639	5	perpendicular	perpendicular	JJ
huygens-treatise-2329	639	6	to	to	IN
huygens-treatise-2329	639	7	the	the	DT
huygens-treatise-2329	639	8	ray	ray	NNP
huygens-treatise-2329	639	9	CR	CR	NNP
huygens-treatise-2329	639	10	and	and	CC
huygens-treatise-2329	639	11	situate	situate	VB
huygens-treatise-2329	639	12	in	in	IN
huygens-treatise-2329	639	13	the	the	DT
huygens-treatise-2329	639	14	plane	plane	NN
huygens-treatise-2329	639	15	through	through	IN
huygens-treatise-2329	639	16	CR	CR	NNP
huygens-treatise-2329	639	17	and	and	CC
huygens-treatise-2329	639	18	AH	AH	NNP
huygens-treatise-2329	639	19	,	,	,
huygens-treatise-2329	639	20	let	let	VB
huygens-treatise-2329	639	21	there	there	EX
huygens-treatise-2329	639	22	be	be	VB
huygens-treatise-2329	639	23	adjusted	adjust	VBN
huygens-treatise-2329	639	24	,	,	,
huygens-treatise-2329	639	25	across	across	IN
huygens-treatise-2329	639	26	the	the	DT
huygens-treatise-2329	639	27	angle	angle	NN
huygens-treatise-2329	639	28	ACO	ACO	NNP
huygens-treatise-2329	639	29	,	,	,
huygens-treatise-2329	639	30	the	the	DT
huygens-treatise-2329	639	31	straight	straight	JJ
huygens-treatise-2329	639	32	line	line	NN
huygens-treatise-2329	639	33	OK	ok	UH
huygens-treatise-2329	639	34	equal	equal	JJ
huygens-treatise-2329	639	35	to	to	IN
huygens-treatise-2329	639	36	N	n	NN
huygens-treatise-2329	639	37	and	and	CC
huygens-treatise-2329	639	38	perpendicular	perpendicular	JJ
huygens-treatise-2329	639	39	to	to	IN
huygens-treatise-2329	639	40	CO	CO	NNP
huygens-treatise-2329	639	41	,	,	,
huygens-treatise-2329	639	42	and	and	CC
huygens-treatise-2329	639	43	let	let	VB
huygens-treatise-2329	639	44	it	-PRON-	PRP
huygens-treatise-2329	639	45	meet	meet	VB
huygens-treatise-2329	639	46	the	the	DT
huygens-treatise-2329	639	47	straight	straight	JJ
huygens-treatise-2329	639	48	line	line	NN
huygens-treatise-2329	639	49	AH	ah	NN
huygens-treatise-2329	639	50	at	at	IN
huygens-treatise-2329	639	51	K.	K.	NNP
huygens-treatise-2329	639	52	Supposing	Supposing	NNP
huygens-treatise-2329	639	53	consequently	consequently	RB
huygens-treatise-2329	639	54	that	that	IN
huygens-treatise-2329	639	55	CL	CL	NNP
huygens-treatise-2329	639	56	is	be	VBZ
huygens-treatise-2329	639	57	perpendicular	perpendicular	JJ
huygens-treatise-2329	639	58	to	to	IN
huygens-treatise-2329	639	59	the	the	DT
huygens-treatise-2329	639	60	surface	surface	NN
huygens-treatise-2329	639	61	of	of	IN
huygens-treatise-2329	639	62	the	the	DT
huygens-treatise-2329	639	63	crystal	crystal	NN
huygens-treatise-2329	639	64	AEHF	aehf	NN
huygens-treatise-2329	639	65	,	,	,
huygens-treatise-2329	639	66	and	and	CC
huygens-treatise-2329	639	67	that	that	IN
huygens-treatise-2329	639	68	CM	CM	NNP
huygens-treatise-2329	639	69	is	be	VBZ
huygens-treatise-2329	639	70	the	the	DT
huygens-treatise-2329	639	71	refraction	refraction	NN
huygens-treatise-2329	639	72	of	of	IN
huygens-treatise-2329	639	73	the	the	DT
huygens-treatise-2329	639	74	ray	ray	NN
huygens-treatise-2329	639	75	which	which	WDT
huygens-treatise-2329	639	76	falls	fall	VBZ
huygens-treatise-2329	639	77	perpendicularly	perpendicularly	RB
huygens-treatise-2329	639	78	on	on	IN
huygens-treatise-2329	639	79	this	this	DT
huygens-treatise-2329	639	80	same	same	JJ
huygens-treatise-2329	639	81	surface	surface	NN
huygens-treatise-2329	639	82	,	,	,
huygens-treatise-2329	639	83	let	let	VB
huygens-treatise-2329	639	84	there	there	EX
huygens-treatise-2329	639	85	be	be	VB
huygens-treatise-2329	639	86	drawn	draw	VBN
huygens-treatise-2329	639	87	a	a	DT
huygens-treatise-2329	639	88	plane	plane	NN
huygens-treatise-2329	639	89	through	through	IN
huygens-treatise-2329	639	90	the	the	DT
huygens-treatise-2329	639	91	line	line	NN
huygens-treatise-2329	639	92	CM	CM	NNP
huygens-treatise-2329	639	93	and	and	CC
huygens-treatise-2329	639	94	through	through	IN
huygens-treatise-2329	639	95	KCH	KCH	NNP
huygens-treatise-2329	639	96	,	,	,
huygens-treatise-2329	639	97	making	make	VBG
huygens-treatise-2329	639	98	in	in	IN
huygens-treatise-2329	639	99	the	the	DT
huygens-treatise-2329	639	100	spheroid	spheroid	NN
huygens-treatise-2329	639	101	the	the	DT
huygens-treatise-2329	639	102	semi	semi	JJ
huygens-treatise-2329	639	103	-	-	JJ
huygens-treatise-2329	639	104	ellipse	ellipse	NN
huygens-treatise-2329	639	105	QM_q	QM_q	NNP
huygens-treatise-2329	639	106	_	_	NNP
huygens-treatise-2329	639	107	,	,	,
huygens-treatise-2329	639	108	which	which	WDT
huygens-treatise-2329	639	109	will	will	MD
huygens-treatise-2329	639	110	be	be	VB
huygens-treatise-2329	639	111	given	give	VBN
huygens-treatise-2329	639	112	,	,	,
huygens-treatise-2329	639	113	since	since	IN
huygens-treatise-2329	639	114	the	the	DT
huygens-treatise-2329	639	115	angle	angle	NN
huygens-treatise-2329	639	116	MCL	MCL	NNP
huygens-treatise-2329	639	117	is	be	VBZ
huygens-treatise-2329	639	118	given	give	VBN
huygens-treatise-2329	639	119	of	of	IN
huygens-treatise-2329	639	120	value	value	NN
huygens-treatise-2329	639	121	6	6	CD
huygens-treatise-2329	639	122	degrees	degree	NNS
huygens-treatise-2329	639	123	40	40	CD
huygens-treatise-2329	639	124	minutes	minute	NNS
huygens-treatise-2329	639	125	.	.	.
huygens-treatise-2329	640	1	And	and	CC
huygens-treatise-2329	640	2	it	-PRON-	PRP
huygens-treatise-2329	640	3	is	be	VBZ
huygens-treatise-2329	640	4	certain	certain	JJ
huygens-treatise-2329	640	5	,	,	,
huygens-treatise-2329	640	6	according	accord	VBG
huygens-treatise-2329	640	7	to	to	IN
huygens-treatise-2329	640	8	what	what	WP
huygens-treatise-2329	640	9	has	have	VBZ
huygens-treatise-2329	640	10	been	be	VBN
huygens-treatise-2329	640	11	explained	explain	VBN
huygens-treatise-2329	640	12	above	above	RB
huygens-treatise-2329	640	13	,	,	,
huygens-treatise-2329	640	14	Article	article	NN
huygens-treatise-2329	640	15	27	27	CD
huygens-treatise-2329	640	16	,	,	,
huygens-treatise-2329	640	17	that	that	IN
huygens-treatise-2329	640	18	a	a	DT
huygens-treatise-2329	640	19	plane	plane	NN
huygens-treatise-2329	640	20	which	which	WDT
huygens-treatise-2329	640	21	would	would	MD
huygens-treatise-2329	640	22	touch	touch	VB
huygens-treatise-2329	640	23	the	the	DT
huygens-treatise-2329	640	24	spheroid	spheroid	NN
huygens-treatise-2329	640	25	at	at	IN
huygens-treatise-2329	640	26	the	the	DT
huygens-treatise-2329	640	27	point	point	NN
huygens-treatise-2329	640	28	M	M	NNP
huygens-treatise-2329	640	29	,	,	,
huygens-treatise-2329	640	30	where	where	WRB
huygens-treatise-2329	640	31	I	-PRON-	PRP
huygens-treatise-2329	640	32	suppose	suppose	VBP
huygens-treatise-2329	640	33	the	the	DT
huygens-treatise-2329	640	34	straight	straight	JJ
huygens-treatise-2329	640	35	line	line	NN
huygens-treatise-2329	640	36	CM	CM	NNP
huygens-treatise-2329	640	37	to	to	TO
huygens-treatise-2329	640	38	meet	meet	VB
huygens-treatise-2329	640	39	the	the	DT
huygens-treatise-2329	640	40	surface	surface	NN
huygens-treatise-2329	640	41	,	,	,
huygens-treatise-2329	640	42	would	would	MD
huygens-treatise-2329	640	43	be	be	VB
huygens-treatise-2329	640	44	parallel	parallel	JJ
huygens-treatise-2329	640	45	to	to	IN
huygens-treatise-2329	640	46	the	the	DT
huygens-treatise-2329	640	47	plane	plane	NN
huygens-treatise-2329	640	48	QG_q	QG_q	NNP
huygens-treatise-2329	640	49	_	_	NNP
huygens-treatise-2329	640	50	.	.	.
huygens-treatise-2329	641	1	If	if	IN
huygens-treatise-2329	641	2	then	then	RB
huygens-treatise-2329	641	3	through	through	IN
huygens-treatise-2329	641	4	the	the	DT
huygens-treatise-2329	641	5	point	point	NN
huygens-treatise-2329	641	6	K	K	NNP
huygens-treatise-2329	641	7	one	one	NN
huygens-treatise-2329	641	8	now	now	RB
huygens-treatise-2329	641	9	draws	draw	VBZ
huygens-treatise-2329	641	10	KS	KS	NNP
huygens-treatise-2329	641	11	parallel	parallel	NN
huygens-treatise-2329	641	12	to	to	IN
huygens-treatise-2329	641	13	G_g	g_g	CD
huygens-treatise-2329	641	14	_	_	NNP
huygens-treatise-2329	641	15	,	,	,
huygens-treatise-2329	641	16	which	which	WDT
huygens-treatise-2329	641	17	will	will	MD
huygens-treatise-2329	641	18	be	be	VB
huygens-treatise-2329	641	19	parallel	parallel	JJ
huygens-treatise-2329	641	20	also	also	RB
huygens-treatise-2329	641	21	to	to	IN
huygens-treatise-2329	641	22	QX	QX	NNP
huygens-treatise-2329	641	23	,	,	,
huygens-treatise-2329	641	24	the	the	DT
huygens-treatise-2329	641	25	tangent	tangent	NN
huygens-treatise-2329	641	26	to	to	IN
huygens-treatise-2329	641	27	the	the	DT
huygens-treatise-2329	641	28	Ellipse	Ellipse	NNP
huygens-treatise-2329	641	29	QG_q	QG_q	NNP
huygens-treatise-2329	641	30	_	_	NNP
huygens-treatise-2329	641	31	at	at	IN
huygens-treatise-2329	641	32	Q	Q	NNP
huygens-treatise-2329	641	33	;	;	:
huygens-treatise-2329	641	34	and	and	CC
huygens-treatise-2329	641	35	if	if	IN
huygens-treatise-2329	641	36	one	one	PRP
huygens-treatise-2329	641	37	conceives	conceive	VBZ
huygens-treatise-2329	641	38	a	a	DT
huygens-treatise-2329	641	39	plane	plane	NN
huygens-treatise-2329	641	40	passing	pass	VBG
huygens-treatise-2329	641	41	through	through	IN
huygens-treatise-2329	641	42	KS	KS	NNP
huygens-treatise-2329	641	43	and	and	CC
huygens-treatise-2329	641	44	touching	touch	VBG
huygens-treatise-2329	641	45	the	the	DT
huygens-treatise-2329	641	46	spheroid	spheroid	NN
huygens-treatise-2329	641	47	,	,	,
huygens-treatise-2329	641	48	the	the	DT
huygens-treatise-2329	641	49	point	point	NN
huygens-treatise-2329	641	50	of	of	IN
huygens-treatise-2329	641	51	contact	contact	NN
huygens-treatise-2329	641	52	will	will	MD
huygens-treatise-2329	641	53	necessarily	necessarily	RB
huygens-treatise-2329	641	54	be	be	VB
huygens-treatise-2329	641	55	in	in	IN
huygens-treatise-2329	641	56	the	the	DT
huygens-treatise-2329	641	57	Ellipse	Ellipse	NNP
huygens-treatise-2329	641	58	QM_q	QM_q	NNP
huygens-treatise-2329	641	59	_	_	NNP
huygens-treatise-2329	641	60	,	,	,
huygens-treatise-2329	641	61	because	because	IN
huygens-treatise-2329	641	62	this	this	DT
huygens-treatise-2329	641	63	plane	plane	NN
huygens-treatise-2329	641	64	through	through	IN
huygens-treatise-2329	641	65	KS	KS	NNP
huygens-treatise-2329	641	66	,	,	,
huygens-treatise-2329	641	67	as	as	RB
huygens-treatise-2329	641	68	well	well	RB
huygens-treatise-2329	641	69	as	as	IN
huygens-treatise-2329	641	70	the	the	DT
huygens-treatise-2329	641	71	plane	plane	NN
huygens-treatise-2329	641	72	which	which	WDT
huygens-treatise-2329	641	73	touches	touch	VBZ
huygens-treatise-2329	641	74	the	the	DT
huygens-treatise-2329	641	75	spheroid	spheroid	NN
huygens-treatise-2329	641	76	at	at	IN
huygens-treatise-2329	641	77	the	the	DT
huygens-treatise-2329	641	78	point	point	NN
huygens-treatise-2329	641	79	M	m	NN
huygens-treatise-2329	641	80	,	,	,
huygens-treatise-2329	641	81	are	be	VBP
huygens-treatise-2329	641	82	parallel	parallel	JJ
huygens-treatise-2329	641	83	to	to	IN
huygens-treatise-2329	641	84	QX	QX	NNP
huygens-treatise-2329	641	85	,	,	,
huygens-treatise-2329	641	86	the	the	DT
huygens-treatise-2329	641	87	tangent	tangent	NN
huygens-treatise-2329	641	88	of	of	IN
huygens-treatise-2329	641	89	the	the	DT
huygens-treatise-2329	641	90	spheroid	spheroid	NN
huygens-treatise-2329	641	91	:	:	:
huygens-treatise-2329	641	92	for	for	IN
huygens-treatise-2329	641	93	this	this	DT
huygens-treatise-2329	641	94	consequence	consequence	NN
huygens-treatise-2329	641	95	will	will	MD
huygens-treatise-2329	641	96	be	be	VB
huygens-treatise-2329	641	97	demonstrated	demonstrate	VBN
huygens-treatise-2329	641	98	at	at	IN
huygens-treatise-2329	641	99	the	the	DT
huygens-treatise-2329	641	100	end	end	NN
huygens-treatise-2329	641	101	of	of	IN
huygens-treatise-2329	641	102	this	this	DT
huygens-treatise-2329	641	103	Treatise	Treatise	NNP
huygens-treatise-2329	641	104	.	.	.
huygens-treatise-2329	642	1	Let	let	VB
huygens-treatise-2329	642	2	this	this	DT
huygens-treatise-2329	642	3	point	point	NN
huygens-treatise-2329	642	4	of	of	IN
huygens-treatise-2329	642	5	contact	contact	NN
huygens-treatise-2329	642	6	be	be	VBP
huygens-treatise-2329	642	7	at	at	IN
huygens-treatise-2329	642	8	I	-PRON-	PRP
huygens-treatise-2329	642	9	,	,	,
huygens-treatise-2329	642	10	then	then	RB
huygens-treatise-2329	642	11	making	make	VBG
huygens-treatise-2329	642	12	KC	KC	NNP
huygens-treatise-2329	642	13	,	,	,
huygens-treatise-2329	642	14	QC	QC	NNP
huygens-treatise-2329	642	15	,	,	,
huygens-treatise-2329	642	16	DC	DC	NNP
huygens-treatise-2329	642	17	proportionals	proportional	NNS
huygens-treatise-2329	642	18	,	,	,
huygens-treatise-2329	642	19	draw	draw	VBP
huygens-treatise-2329	642	20	DI	DI	NNP
huygens-treatise-2329	642	21	parallel	parallel	NN
huygens-treatise-2329	642	22	to	to	IN
huygens-treatise-2329	642	23	CM	CM	NNP
huygens-treatise-2329	642	24	;	;	:
huygens-treatise-2329	642	25	also	also	RB
huygens-treatise-2329	642	26	join	join	VB
huygens-treatise-2329	642	27	CI	CI	NNP
huygens-treatise-2329	642	28	.	.	.
huygens-treatise-2329	643	1	I	-PRON-	PRP
huygens-treatise-2329	643	2	say	say	VBP
huygens-treatise-2329	643	3	that	that	IN
huygens-treatise-2329	643	4	CI	CI	NNP
huygens-treatise-2329	643	5	will	will	MD
huygens-treatise-2329	643	6	be	be	VB
huygens-treatise-2329	643	7	the	the	DT
huygens-treatise-2329	643	8	required	required	JJ
huygens-treatise-2329	643	9	refraction	refraction	NN
huygens-treatise-2329	643	10	of	of	IN
huygens-treatise-2329	643	11	the	the	DT
huygens-treatise-2329	643	12	ray	ray	NN
huygens-treatise-2329	643	13	RC	RC	NNP
huygens-treatise-2329	643	14	.	.	.
huygens-treatise-2329	644	1	This	this	DT
huygens-treatise-2329	644	2	will	will	MD
huygens-treatise-2329	644	3	be	be	VB
huygens-treatise-2329	644	4	manifest	manifest	JJ
huygens-treatise-2329	644	5	if	if	IN
huygens-treatise-2329	644	6	,	,	,
huygens-treatise-2329	644	7	in	in	IN
huygens-treatise-2329	644	8	considering	consider	VBG
huygens-treatise-2329	644	9	CO	CO	NNP
huygens-treatise-2329	644	10	,	,	,
huygens-treatise-2329	644	11	which	which	WDT
huygens-treatise-2329	644	12	is	be	VBZ
huygens-treatise-2329	644	13	perpendicular	perpendicular	JJ
huygens-treatise-2329	644	14	to	to	IN
huygens-treatise-2329	644	15	the	the	DT
huygens-treatise-2329	644	16	ray	ray	NN
huygens-treatise-2329	644	17	RC	RC	NNP
huygens-treatise-2329	644	18	,	,	,
huygens-treatise-2329	644	19	as	as	IN
huygens-treatise-2329	644	20	a	a	DT
huygens-treatise-2329	644	21	portion	portion	NN
huygens-treatise-2329	644	22	of	of	IN
huygens-treatise-2329	644	23	the	the	DT
huygens-treatise-2329	644	24	wave	wave	NN
huygens-treatise-2329	644	25	of	of	IN
huygens-treatise-2329	644	26	light	light	NN
huygens-treatise-2329	644	27	,	,	,
huygens-treatise-2329	644	28	we	-PRON-	PRP
huygens-treatise-2329	644	29	can	can	MD
huygens-treatise-2329	644	30	demonstrate	demonstrate	VB
huygens-treatise-2329	644	31	that	that	IN
huygens-treatise-2329	644	32	the	the	DT
huygens-treatise-2329	644	33	continuation	continuation	NN
huygens-treatise-2329	644	34	of	of	IN
huygens-treatise-2329	644	35	its	-PRON-	PRP$
huygens-treatise-2329	644	36	piece	piece	NN
huygens-treatise-2329	644	37	C	C	NNP
huygens-treatise-2329	644	38	will	will	MD
huygens-treatise-2329	644	39	be	be	VB
huygens-treatise-2329	644	40	found	find	VBN
huygens-treatise-2329	644	41	in	in	IN
huygens-treatise-2329	644	42	the	the	DT
huygens-treatise-2329	644	43	crystal	crystal	NN
huygens-treatise-2329	644	44	at	at	IN
huygens-treatise-2329	644	45	I	-PRON-	PRP
huygens-treatise-2329	644	46	,	,	,
huygens-treatise-2329	644	47	when	when	WRB
huygens-treatise-2329	644	48	O	o	PRP
huygens-treatise-2329	644	49	has	have	VBZ
huygens-treatise-2329	644	50	arrived	arrive	VBN
huygens-treatise-2329	644	51	at	at	IN
huygens-treatise-2329	644	52	K.	K.	NNP
huygens-treatise-2329	644	53	38	38	CD
huygens-treatise-2329	644	54	.	.	.
huygens-treatise-2329	645	1	Now	now	RB
huygens-treatise-2329	645	2	as	as	IN
huygens-treatise-2329	645	3	in	in	IN
huygens-treatise-2329	645	4	the	the	DT
huygens-treatise-2329	645	5	Chapter	Chapter	NNP
huygens-treatise-2329	645	6	on	on	IN
huygens-treatise-2329	645	7	Reflexion	Reflexion	NNP
huygens-treatise-2329	645	8	,	,	,
huygens-treatise-2329	645	9	in	in	IN
huygens-treatise-2329	645	10	demonstrating	demonstrate	VBG
huygens-treatise-2329	645	11	that	that	IN
huygens-treatise-2329	645	12	the	the	DT
huygens-treatise-2329	645	13	incident	incident	NN
huygens-treatise-2329	645	14	and	and	CC
huygens-treatise-2329	645	15	reflected	reflect	VBN
huygens-treatise-2329	645	16	rays	ray	NNS
huygens-treatise-2329	645	17	are	be	VBP
huygens-treatise-2329	645	18	always	always	RB
huygens-treatise-2329	645	19	in	in	IN
huygens-treatise-2329	645	20	the	the	DT
huygens-treatise-2329	645	21	same	same	JJ
huygens-treatise-2329	645	22	plane	plane	NN
huygens-treatise-2329	645	23	perpendicular	perpendicular	JJ
huygens-treatise-2329	645	24	to	to	IN
huygens-treatise-2329	645	25	the	the	DT
huygens-treatise-2329	645	26	reflecting	reflect	VBG
huygens-treatise-2329	645	27	surface	surface	NN
huygens-treatise-2329	645	28	,	,	,
huygens-treatise-2329	645	29	we	-PRON-	PRP
huygens-treatise-2329	645	30	considered	consider	VBD
huygens-treatise-2329	645	31	the	the	DT
huygens-treatise-2329	645	32	breadth	breadth	NN
huygens-treatise-2329	645	33	of	of	IN
huygens-treatise-2329	645	34	the	the	DT
huygens-treatise-2329	645	35	wave	wave	NN
huygens-treatise-2329	645	36	of	of	IN
huygens-treatise-2329	645	37	light	light	NN
huygens-treatise-2329	645	38	,	,	,
huygens-treatise-2329	645	39	so	so	CC
huygens-treatise-2329	645	40	,	,	,
huygens-treatise-2329	645	41	similarly	similarly	RB
huygens-treatise-2329	645	42	,	,	,
huygens-treatise-2329	645	43	we	-PRON-	PRP
huygens-treatise-2329	645	44	must	must	MD
huygens-treatise-2329	645	45	here	here	RB
huygens-treatise-2329	645	46	consider	consider	VB
huygens-treatise-2329	645	47	the	the	DT
huygens-treatise-2329	645	48	breadth	breadth	NN
huygens-treatise-2329	645	49	of	of	IN
huygens-treatise-2329	645	50	the	the	DT
huygens-treatise-2329	645	51	wave	wave	NN
huygens-treatise-2329	645	52	CO	CO	NNP
huygens-treatise-2329	645	53	in	in	IN
huygens-treatise-2329	645	54	the	the	DT
huygens-treatise-2329	645	55	diameter	diameter	NN
huygens-treatise-2329	645	56	G_g	g_g	CD
huygens-treatise-2329	645	57	_	_	NNP
huygens-treatise-2329	645	58	.	.	.
huygens-treatise-2329	646	1	Taking	take	VBG
huygens-treatise-2329	646	2	then	then	RB
huygens-treatise-2329	646	3	the	the	DT
huygens-treatise-2329	646	4	breadth	breadth	NN
huygens-treatise-2329	646	5	C_c	c_c	CD
huygens-treatise-2329	646	6	_	_	NNP
huygens-treatise-2329	646	7	on	on	IN
huygens-treatise-2329	646	8	the	the	DT
huygens-treatise-2329	646	9	side	side	NN
huygens-treatise-2329	646	10	toward	toward	IN
huygens-treatise-2329	646	11	the	the	DT
huygens-treatise-2329	646	12	angle	angle	NN
huygens-treatise-2329	646	13	E	e	NN
huygens-treatise-2329	646	14	,	,	,
huygens-treatise-2329	646	15	let	let	VB
huygens-treatise-2329	646	16	the	the	DT
huygens-treatise-2329	646	17	parallelogram	parallelogram	NN
huygens-treatise-2329	646	18	CO_oc	CO_oc	NNP
huygens-treatise-2329	646	19	_	_	NNP
huygens-treatise-2329	646	20	be	be	VB
huygens-treatise-2329	646	21	taken	take	VBN
huygens-treatise-2329	646	22	as	as	IN
huygens-treatise-2329	646	23	a	a	DT
huygens-treatise-2329	646	24	portion	portion	NN
huygens-treatise-2329	646	25	of	of	IN
huygens-treatise-2329	646	26	a	a	DT
huygens-treatise-2329	646	27	wave	wave	NN
huygens-treatise-2329	646	28	,	,	,
huygens-treatise-2329	646	29	and	and	CC
huygens-treatise-2329	646	30	let	let	VB
huygens-treatise-2329	646	31	us	-PRON-	PRP
huygens-treatise-2329	646	32	complete	complete	VB
huygens-treatise-2329	646	33	the	the	DT
huygens-treatise-2329	646	34	parallelograms	parallelograms	NNPS
huygens-treatise-2329	646	35	CK_kc	ck_kc	XX
huygens-treatise-2329	646	36	_	_	NNP
huygens-treatise-2329	646	37	,	,	,
huygens-treatise-2329	646	38	CI_ic	CI_ic	NNP
huygens-treatise-2329	646	39	_	_	NNP
huygens-treatise-2329	646	40	,	,	,
huygens-treatise-2329	646	41	Kl_ik	Kl_ik	NNP
huygens-treatise-2329	646	42	_	_	NNP
huygens-treatise-2329	646	43	,	,	,
huygens-treatise-2329	646	44	OK_ko	ok_ko	XX
huygens-treatise-2329	646	45	_	_	NNP
huygens-treatise-2329	646	46	.	.	.
huygens-treatise-2329	647	1	In	in	IN
huygens-treatise-2329	647	2	the	the	DT
huygens-treatise-2329	647	3	time	time	NN
huygens-treatise-2329	647	4	then	then	RB
huygens-treatise-2329	647	5	that	that	IN
huygens-treatise-2329	647	6	the	the	DT
huygens-treatise-2329	647	7	line	line	NN
huygens-treatise-2329	647	8	O_o	o_o	CD
huygens-treatise-2329	647	9	_	_	NNP
huygens-treatise-2329	647	10	arrives	arrive	VBZ
huygens-treatise-2329	647	11	at	at	IN
huygens-treatise-2329	647	12	the	the	DT
huygens-treatise-2329	647	13	surface	surface	NN
huygens-treatise-2329	647	14	of	of	IN
huygens-treatise-2329	647	15	the	the	DT
huygens-treatise-2329	647	16	crystal	crystal	NN
huygens-treatise-2329	647	17	at	at	IN
huygens-treatise-2329	647	18	K_k	k_k	CD
huygens-treatise-2329	647	19	_	_	NNP
huygens-treatise-2329	647	20	,	,	,
huygens-treatise-2329	647	21	all	all	PDT
huygens-treatise-2329	647	22	the	the	DT
huygens-treatise-2329	647	23	points	point	NNS
huygens-treatise-2329	647	24	of	of	IN
huygens-treatise-2329	647	25	the	the	DT
huygens-treatise-2329	647	26	wave	wave	NN
huygens-treatise-2329	647	27	CO_oc	CO_oc	NNP
huygens-treatise-2329	647	28	_	_	NNP
huygens-treatise-2329	647	29	will	will	MD
huygens-treatise-2329	647	30	have	have	VB
huygens-treatise-2329	647	31	arrived	arrive	VBN
huygens-treatise-2329	647	32	at	at	IN
huygens-treatise-2329	647	33	the	the	DT
huygens-treatise-2329	647	34	rectangle	rectangle	NNP
huygens-treatise-2329	647	35	K_c	K_c	NNP
huygens-treatise-2329	647	36	_	_	NNP
huygens-treatise-2329	647	37	along	along	IN
huygens-treatise-2329	647	38	lines	line	NNS
huygens-treatise-2329	647	39	parallel	parallel	JJ
huygens-treatise-2329	647	40	to	to	IN
huygens-treatise-2329	647	41	OK	ok	UH
huygens-treatise-2329	647	42	;	;	:
huygens-treatise-2329	647	43	and	and	CC
huygens-treatise-2329	647	44	from	from	IN
huygens-treatise-2329	647	45	the	the	DT
huygens-treatise-2329	647	46	points	point	NNS
huygens-treatise-2329	647	47	of	of	IN
huygens-treatise-2329	647	48	their	-PRON-	PRP$
huygens-treatise-2329	647	49	incidences	incidence	NNS
huygens-treatise-2329	647	50	there	there	EX
huygens-treatise-2329	647	51	will	will	MD
huygens-treatise-2329	647	52	originate	originate	VB
huygens-treatise-2329	647	53	,	,	,
huygens-treatise-2329	647	54	beyond	beyond	IN
huygens-treatise-2329	647	55	that	that	DT
huygens-treatise-2329	647	56	,	,	,
huygens-treatise-2329	647	57	in	in	IN
huygens-treatise-2329	647	58	the	the	DT
huygens-treatise-2329	647	59	crystal	crystal	NNP
huygens-treatise-2329	647	60	partial	partial	JJ
huygens-treatise-2329	647	61	hemi	hemi	NNP
huygens-treatise-2329	647	62	-	-	HYPH
huygens-treatise-2329	647	63	spheroids	spheroid	NNS
huygens-treatise-2329	647	64	,	,	,
huygens-treatise-2329	647	65	similar	similar	JJ
huygens-treatise-2329	647	66	to	to	IN
huygens-treatise-2329	647	67	the	the	DT
huygens-treatise-2329	647	68	hemi	hemi	JJ
huygens-treatise-2329	647	69	-	-	HYPH
huygens-treatise-2329	647	70	spheroid	spheroid	NN
huygens-treatise-2329	647	71	QM_q	QM_q	NNP
huygens-treatise-2329	647	72	_	_	NNP
huygens-treatise-2329	647	73	,	,	,
huygens-treatise-2329	647	74	and	and	CC
huygens-treatise-2329	647	75	similarly	similarly	RB
huygens-treatise-2329	647	76	disposed	disposed	JJ
huygens-treatise-2329	647	77	.	.	.
huygens-treatise-2329	648	1	These	these	DT
huygens-treatise-2329	648	2	hemi	hemi	NN
huygens-treatise-2329	648	3	-	-	HYPH
huygens-treatise-2329	648	4	spheroids	spheroid	NNS
huygens-treatise-2329	648	5	will	will	MD
huygens-treatise-2329	648	6	necessarily	necessarily	RB
huygens-treatise-2329	648	7	all	all	DT
huygens-treatise-2329	648	8	touch	touch	VB
huygens-treatise-2329	648	9	the	the	DT
huygens-treatise-2329	648	10	plane	plane	NN
huygens-treatise-2329	648	11	of	of	IN
huygens-treatise-2329	648	12	the	the	DT
huygens-treatise-2329	648	13	parallelogram	parallelogram	NN
huygens-treatise-2329	648	14	KI_ik	KI_ik	NNP
huygens-treatise-2329	648	15	_	_	NNP
huygens-treatise-2329	648	16	at	at	IN
huygens-treatise-2329	648	17	the	the	DT
huygens-treatise-2329	648	18	same	same	JJ
huygens-treatise-2329	648	19	instant	instant	NN
huygens-treatise-2329	648	20	that	that	IN
huygens-treatise-2329	648	21	O_o	o_o	CD
huygens-treatise-2329	648	22	_	_	NNP
huygens-treatise-2329	648	23	has	have	VBZ
huygens-treatise-2329	648	24	reached	reach	VBN
huygens-treatise-2329	648	25	K_k	k_k	CD
huygens-treatise-2329	648	26	_	_	NNP
huygens-treatise-2329	648	27	.	.	.
huygens-treatise-2329	649	1	Which	which	WDT
huygens-treatise-2329	649	2	is	be	VBZ
huygens-treatise-2329	649	3	easy	easy	JJ
huygens-treatise-2329	649	4	to	to	TO
huygens-treatise-2329	649	5	comprehend	comprehend	VB
huygens-treatise-2329	649	6	,	,	,
huygens-treatise-2329	649	7	since	since	IN
huygens-treatise-2329	649	8	,	,	,
huygens-treatise-2329	649	9	of	of	IN
huygens-treatise-2329	649	10	these	these	DT
huygens-treatise-2329	649	11	hemi	hemi	JJ
huygens-treatise-2329	649	12	-	-	HYPH
huygens-treatise-2329	649	13	spheroids	spheroid	NNS
huygens-treatise-2329	649	14	,	,	,
huygens-treatise-2329	649	15	all	all	PDT
huygens-treatise-2329	649	16	those	those	DT
huygens-treatise-2329	649	17	which	which	WDT
huygens-treatise-2329	649	18	have	have	VBP
huygens-treatise-2329	649	19	their	-PRON-	PRP$
huygens-treatise-2329	649	20	centres	centre	NNS
huygens-treatise-2329	649	21	along	along	IN
huygens-treatise-2329	649	22	the	the	DT
huygens-treatise-2329	649	23	line	line	NN
huygens-treatise-2329	649	24	CK	CK	NNP
huygens-treatise-2329	649	25	,	,	,
huygens-treatise-2329	649	26	touch	touch	VB
huygens-treatise-2329	649	27	this	this	DT
huygens-treatise-2329	649	28	plane	plane	NN
huygens-treatise-2329	649	29	in	in	IN
huygens-treatise-2329	649	30	the	the	DT
huygens-treatise-2329	649	31	line	line	NN
huygens-treatise-2329	649	32	KI	KI	NNP
huygens-treatise-2329	649	33	(	(	-LRB-
huygens-treatise-2329	649	34	for	for	IN
huygens-treatise-2329	649	35	this	this	DT
huygens-treatise-2329	649	36	is	be	VBZ
huygens-treatise-2329	649	37	to	to	TO
huygens-treatise-2329	649	38	be	be	VB
huygens-treatise-2329	649	39	shown	show	VBN
huygens-treatise-2329	649	40	in	in	IN
huygens-treatise-2329	649	41	the	the	DT
huygens-treatise-2329	649	42	same	same	JJ
huygens-treatise-2329	649	43	way	way	NN
huygens-treatise-2329	649	44	as	as	IN
huygens-treatise-2329	649	45	we	-PRON-	PRP
huygens-treatise-2329	649	46	have	have	VBP
huygens-treatise-2329	649	47	demonstrated	demonstrate	VBN
huygens-treatise-2329	649	48	the	the	DT
huygens-treatise-2329	649	49	refraction	refraction	NN
huygens-treatise-2329	649	50	of	of	IN
huygens-treatise-2329	649	51	the	the	DT
huygens-treatise-2329	649	52	oblique	oblique	JJ
huygens-treatise-2329	649	53	ray	ray	NN
huygens-treatise-2329	649	54	in	in	IN
huygens-treatise-2329	649	55	the	the	DT
huygens-treatise-2329	649	56	principal	principal	JJ
huygens-treatise-2329	649	57	section	section	NN
huygens-treatise-2329	649	58	through	through	IN
huygens-treatise-2329	649	59	EF	EF	NNP
huygens-treatise-2329	649	60	)	)	-RRB-
huygens-treatise-2329	649	61	and	and	CC
huygens-treatise-2329	649	62	all	all	PDT
huygens-treatise-2329	649	63	those	those	DT
huygens-treatise-2329	649	64	which	which	WDT
huygens-treatise-2329	649	65	have	have	VBP
huygens-treatise-2329	649	66	their	-PRON-	PRP$
huygens-treatise-2329	649	67	centres	centre	NNS
huygens-treatise-2329	649	68	in	in	IN
huygens-treatise-2329	649	69	the	the	DT
huygens-treatise-2329	649	70	line	line	NN
huygens-treatise-2329	649	71	C_c	c_c	CD
huygens-treatise-2329	649	72	_	_	NNP
huygens-treatise-2329	649	73	will	will	MD
huygens-treatise-2329	649	74	touch	touch	VB
huygens-treatise-2329	649	75	the	the	DT
huygens-treatise-2329	649	76	same	same	JJ
huygens-treatise-2329	649	77	plane	plane	NN
huygens-treatise-2329	649	78	KI	KI	NNP
huygens-treatise-2329	649	79	in	in	IN
huygens-treatise-2329	649	80	the	the	DT
huygens-treatise-2329	649	81	line	line	NN
huygens-treatise-2329	649	82	I_i	i_i	CD
huygens-treatise-2329	649	83	_	_	NNP
huygens-treatise-2329	649	84	;	;	:
huygens-treatise-2329	649	85	all	all	PDT
huygens-treatise-2329	649	86	these	these	DT
huygens-treatise-2329	649	87	being	be	VBG
huygens-treatise-2329	649	88	similar	similar	JJ
huygens-treatise-2329	649	89	to	to	IN
huygens-treatise-2329	649	90	the	the	DT
huygens-treatise-2329	649	91	hemi	hemi	JJ
huygens-treatise-2329	649	92	-	-	HYPH
huygens-treatise-2329	649	93	spheroid	spheroid	NN
huygens-treatise-2329	649	94	QM_q	QM_q	NNP
huygens-treatise-2329	649	95	_	_	NNP
huygens-treatise-2329	649	96	.	.	.
huygens-treatise-2329	650	1	Since	since	IN
huygens-treatise-2329	650	2	then	then	RB
huygens-treatise-2329	650	3	the	the	DT
huygens-treatise-2329	650	4	parallelogram	parallelogram	NN
huygens-treatise-2329	650	5	K_i	k_i	CD
huygens-treatise-2329	650	6	_	_	NNP
huygens-treatise-2329	650	7	is	be	VBZ
huygens-treatise-2329	650	8	that	that	DT
huygens-treatise-2329	650	9	which	which	WDT
huygens-treatise-2329	650	10	touches	touch	VBZ
huygens-treatise-2329	650	11	all	all	PDT
huygens-treatise-2329	650	12	these	these	DT
huygens-treatise-2329	650	13	spheroids	spheroid	NNS
huygens-treatise-2329	650	14	,	,	,
huygens-treatise-2329	650	15	this	this	DT
huygens-treatise-2329	650	16	same	same	JJ
huygens-treatise-2329	650	17	parallelogram	parallelogram	NN
huygens-treatise-2329	650	18	will	will	MD
huygens-treatise-2329	650	19	be	be	VB
huygens-treatise-2329	650	20	precisely	precisely	RB
huygens-treatise-2329	650	21	the	the	DT
huygens-treatise-2329	650	22	continuation	continuation	NN
huygens-treatise-2329	650	23	of	of	IN
huygens-treatise-2329	650	24	the	the	DT
huygens-treatise-2329	650	25	wave	wave	NN
huygens-treatise-2329	650	26	CO_oc	CO_oc	NNP
huygens-treatise-2329	650	27	_	_	NNP
huygens-treatise-2329	650	28	in	in	IN
huygens-treatise-2329	650	29	the	the	DT
huygens-treatise-2329	650	30	crystal	crystal	NN
huygens-treatise-2329	650	31	,	,	,
huygens-treatise-2329	650	32	when	when	WRB
huygens-treatise-2329	650	33	O_o	o_o	CD
huygens-treatise-2329	650	34	_	_	NNP
huygens-treatise-2329	650	35	has	have	VBZ
huygens-treatise-2329	650	36	arrived	arrive	VBN
huygens-treatise-2329	650	37	at	at	IN
huygens-treatise-2329	650	38	K_k	k_k	CD
huygens-treatise-2329	650	39	_	_	NNP
huygens-treatise-2329	650	40	,	,	,
huygens-treatise-2329	650	41	because	because	IN
huygens-treatise-2329	650	42	it	-PRON-	PRP
huygens-treatise-2329	650	43	forms	form	VBZ
huygens-treatise-2329	650	44	the	the	DT
huygens-treatise-2329	650	45	termination	termination	NN
huygens-treatise-2329	650	46	of	of	IN
huygens-treatise-2329	650	47	the	the	DT
huygens-treatise-2329	650	48	movement	movement	NN
huygens-treatise-2329	650	49	and	and	CC
huygens-treatise-2329	650	50	because	because	IN
huygens-treatise-2329	650	51	of	of	IN
huygens-treatise-2329	650	52	the	the	DT
huygens-treatise-2329	650	53	quantity	quantity	NN
huygens-treatise-2329	650	54	of	of	IN
huygens-treatise-2329	650	55	movement	movement	NN
huygens-treatise-2329	650	56	which	which	WDT
huygens-treatise-2329	650	57	occurs	occur	VBZ
huygens-treatise-2329	650	58	more	more	RBR
huygens-treatise-2329	650	59	there	there	RB
huygens-treatise-2329	650	60	than	than	IN
huygens-treatise-2329	650	61	anywhere	anywhere	RB
huygens-treatise-2329	650	62	else	else	RB
huygens-treatise-2329	650	63	:	:	:
huygens-treatise-2329	650	64	and	and	CC
huygens-treatise-2329	650	65	thus	thus	RB
huygens-treatise-2329	650	66	it	-PRON-	PRP
huygens-treatise-2329	650	67	appears	appear	VBZ
huygens-treatise-2329	650	68	that	that	IN
huygens-treatise-2329	650	69	the	the	DT
huygens-treatise-2329	650	70	piece	piece	NN
huygens-treatise-2329	650	71	C	c	NN
huygens-treatise-2329	650	72	of	of	IN
huygens-treatise-2329	650	73	the	the	DT
huygens-treatise-2329	650	74	wave	wave	NN
huygens-treatise-2329	650	75	CO_oc	CO_oc	NNP
huygens-treatise-2329	650	76	_	_	NNP
huygens-treatise-2329	650	77	has	have	VBZ
huygens-treatise-2329	650	78	its	-PRON-	PRP$
huygens-treatise-2329	650	79	continuation	continuation	NN
huygens-treatise-2329	650	80	at	at	IN
huygens-treatise-2329	650	81	I	-PRON-	PRP
huygens-treatise-2329	650	82	;	;	:
huygens-treatise-2329	650	83	that	that	DT
huygens-treatise-2329	650	84	is	be	VBZ
huygens-treatise-2329	650	85	to	to	TO
huygens-treatise-2329	650	86	say	say	VB
huygens-treatise-2329	650	87	,	,	,
huygens-treatise-2329	650	88	that	that	IN
huygens-treatise-2329	650	89	the	the	DT
huygens-treatise-2329	650	90	ray	ray	NN
huygens-treatise-2329	650	91	RC	RC	NNP
huygens-treatise-2329	650	92	is	be	VBZ
huygens-treatise-2329	650	93	refracted	refract	VBN
huygens-treatise-2329	650	94	as	as	IN
huygens-treatise-2329	650	95	CI	CI	NNP
huygens-treatise-2329	650	96	.	.	.
huygens-treatise-2329	651	1	From	from	IN
huygens-treatise-2329	651	2	this	this	DT
huygens-treatise-2329	651	3	it	-PRON-	PRP
huygens-treatise-2329	651	4	is	be	VBZ
huygens-treatise-2329	651	5	to	to	TO
huygens-treatise-2329	651	6	be	be	VB
huygens-treatise-2329	651	7	noted	note	VBN
huygens-treatise-2329	651	8	that	that	IN
huygens-treatise-2329	651	9	the	the	DT
huygens-treatise-2329	651	10	proportion	proportion	NN
huygens-treatise-2329	651	11	of	of	IN
huygens-treatise-2329	651	12	the	the	DT
huygens-treatise-2329	651	13	refraction	refraction	NN
huygens-treatise-2329	651	14	for	for	IN
huygens-treatise-2329	651	15	this	this	DT
huygens-treatise-2329	651	16	section	section	NN
huygens-treatise-2329	651	17	of	of	IN
huygens-treatise-2329	651	18	the	the	DT
huygens-treatise-2329	651	19	crystal	crystal	NN
huygens-treatise-2329	651	20	is	be	VBZ
huygens-treatise-2329	651	21	that	that	DT
huygens-treatise-2329	651	22	of	of	IN
huygens-treatise-2329	651	23	the	the	DT
huygens-treatise-2329	651	24	line	line	NN
huygens-treatise-2329	651	25	N	n	CD
huygens-treatise-2329	651	26	to	to	IN
huygens-treatise-2329	651	27	the	the	DT
huygens-treatise-2329	651	28	semi	semi	JJ
huygens-treatise-2329	651	29	-	-	JJ
huygens-treatise-2329	651	30	diameter	diameter	JJ
huygens-treatise-2329	651	31	CQ	cq	NN
huygens-treatise-2329	651	32	;	;	:
huygens-treatise-2329	651	33	by	by	IN
huygens-treatise-2329	651	34	which	which	WDT
huygens-treatise-2329	651	35	one	one	NN
huygens-treatise-2329	651	36	will	will	MD
huygens-treatise-2329	651	37	easily	easily	RB
huygens-treatise-2329	651	38	find	find	VB
huygens-treatise-2329	651	39	the	the	DT
huygens-treatise-2329	651	40	refractions	refraction	NNS
huygens-treatise-2329	651	41	of	of	IN
huygens-treatise-2329	651	42	all	all	DT
huygens-treatise-2329	651	43	incident	incident	NN
huygens-treatise-2329	651	44	rays	ray	NNS
huygens-treatise-2329	651	45	,	,	,
huygens-treatise-2329	651	46	in	in	IN
huygens-treatise-2329	651	47	the	the	DT
huygens-treatise-2329	651	48	same	same	JJ
huygens-treatise-2329	651	49	way	way	NN
huygens-treatise-2329	651	50	as	as	IN
huygens-treatise-2329	651	51	we	-PRON-	PRP
huygens-treatise-2329	651	52	have	have	VBP
huygens-treatise-2329	651	53	shown	show	VBN
huygens-treatise-2329	651	54	previously	previously	RB
huygens-treatise-2329	651	55	for	for	IN
huygens-treatise-2329	651	56	the	the	DT
huygens-treatise-2329	651	57	case	case	NN
huygens-treatise-2329	651	58	of	of	IN
huygens-treatise-2329	651	59	the	the	DT
huygens-treatise-2329	651	60	section	section	NN
huygens-treatise-2329	651	61	through	through	IN
huygens-treatise-2329	651	62	FE	FE	NNP
huygens-treatise-2329	651	63	;	;	:
huygens-treatise-2329	651	64	and	and	CC
huygens-treatise-2329	651	65	the	the	DT
huygens-treatise-2329	651	66	demonstration	demonstration	NN
huygens-treatise-2329	651	67	will	will	MD
huygens-treatise-2329	651	68	be	be	VB
huygens-treatise-2329	651	69	the	the	DT
huygens-treatise-2329	651	70	same	same	JJ
huygens-treatise-2329	651	71	.	.	.
huygens-treatise-2329	652	1	But	but	CC
huygens-treatise-2329	652	2	it	-PRON-	PRP
huygens-treatise-2329	652	3	appears	appear	VBZ
huygens-treatise-2329	652	4	that	that	IN
huygens-treatise-2329	652	5	the	the	DT
huygens-treatise-2329	652	6	said	said	JJ
huygens-treatise-2329	652	7	proportion	proportion	NN
huygens-treatise-2329	652	8	of	of	IN
huygens-treatise-2329	652	9	the	the	DT
huygens-treatise-2329	652	10	refraction	refraction	NN
huygens-treatise-2329	652	11	is	be	VBZ
huygens-treatise-2329	652	12	less	less	JJR
huygens-treatise-2329	652	13	here	here	RB
huygens-treatise-2329	652	14	than	than	IN
huygens-treatise-2329	652	15	in	in	IN
huygens-treatise-2329	652	16	the	the	DT
huygens-treatise-2329	652	17	section	section	NN
huygens-treatise-2329	652	18	through	through	IN
huygens-treatise-2329	652	19	FEB	FEB	NNP
huygens-treatise-2329	652	20	;	;	:
huygens-treatise-2329	652	21	for	for	IN
huygens-treatise-2329	652	22	it	-PRON-	PRP
huygens-treatise-2329	652	23	was	be	VBD
huygens-treatise-2329	652	24	there	there	RB
huygens-treatise-2329	652	25	the	the	DT
huygens-treatise-2329	652	26	same	same	JJ
huygens-treatise-2329	652	27	as	as	IN
huygens-treatise-2329	652	28	the	the	DT
huygens-treatise-2329	652	29	ratio	ratio	NN
huygens-treatise-2329	652	30	of	of	IN
huygens-treatise-2329	652	31	N	n	NN
huygens-treatise-2329	652	32	to	to	IN
huygens-treatise-2329	652	33	CG	CG	NNP
huygens-treatise-2329	652	34	,	,	,
huygens-treatise-2329	652	35	that	that	DT
huygens-treatise-2329	652	36	is	be	VBZ
huygens-treatise-2329	652	37	to	to	TO
huygens-treatise-2329	652	38	say	say	VB
huygens-treatise-2329	652	39	,	,	,
huygens-treatise-2329	652	40	as	as	IN
huygens-treatise-2329	652	41	156,962	156,962	CD
huygens-treatise-2329	652	42	to	to	IN
huygens-treatise-2329	652	43	98,779	98,779	CD
huygens-treatise-2329	652	44	,	,	,
huygens-treatise-2329	652	45	very	very	RB
huygens-treatise-2329	652	46	nearly	nearly	RB
huygens-treatise-2329	652	47	as	as	IN
huygens-treatise-2329	652	48	8	8	CD
huygens-treatise-2329	652	49	to	to	IN
huygens-treatise-2329	652	50	5	5	CD
huygens-treatise-2329	652	51	;	;	:
huygens-treatise-2329	652	52	and	and	CC
huygens-treatise-2329	652	53	here	here	RB
huygens-treatise-2329	652	54	it	-PRON-	PRP
huygens-treatise-2329	652	55	is	be	VBZ
huygens-treatise-2329	652	56	the	the	DT
huygens-treatise-2329	652	57	ratio	ratio	NN
huygens-treatise-2329	652	58	of	of	IN
huygens-treatise-2329	652	59	N	n	NN
huygens-treatise-2329	652	60	to	to	IN
huygens-treatise-2329	652	61	CQ	CQ	NNP
huygens-treatise-2329	652	62	the	the	DT
huygens-treatise-2329	652	63	major	major	JJ
huygens-treatise-2329	652	64	semi	semi	JJ
huygens-treatise-2329	652	65	-	-	JJ
huygens-treatise-2329	652	66	diameter	diameter	NN
huygens-treatise-2329	652	67	of	of	IN
huygens-treatise-2329	652	68	the	the	DT
huygens-treatise-2329	652	69	spheroid	spheroid	NN
huygens-treatise-2329	652	70	,	,	,
huygens-treatise-2329	652	71	that	that	DT
huygens-treatise-2329	652	72	is	be	VBZ
huygens-treatise-2329	652	73	to	to	TO
huygens-treatise-2329	652	74	say	say	VB
huygens-treatise-2329	652	75	,	,	,
huygens-treatise-2329	652	76	as	as	IN
huygens-treatise-2329	652	77	156,962	156,962	CD
huygens-treatise-2329	652	78	to	to	IN
huygens-treatise-2329	652	79	105,032	105,032	CD
huygens-treatise-2329	652	80	,	,	,
huygens-treatise-2329	652	81	very	very	RB
huygens-treatise-2329	652	82	nearly	nearly	RB
huygens-treatise-2329	652	83	as	as	IN
huygens-treatise-2329	652	84	3	3	CD
huygens-treatise-2329	652	85	to	to	IN
huygens-treatise-2329	652	86	2	2	CD
huygens-treatise-2329	652	87	,	,	,
huygens-treatise-2329	652	88	but	but	CC
huygens-treatise-2329	652	89	just	just	RB
huygens-treatise-2329	652	90	a	a	DT
huygens-treatise-2329	652	91	little	little	JJ
huygens-treatise-2329	652	92	less	less	JJR
huygens-treatise-2329	652	93	.	.	.
huygens-treatise-2329	653	1	Which	which	WDT
huygens-treatise-2329	653	2	still	still	RB
huygens-treatise-2329	653	3	agrees	agree	VBZ
huygens-treatise-2329	653	4	perfectly	perfectly	RB
huygens-treatise-2329	653	5	with	with	IN
huygens-treatise-2329	653	6	what	what	WP
huygens-treatise-2329	653	7	one	one	CD
huygens-treatise-2329	653	8	finds	find	VBZ
huygens-treatise-2329	653	9	by	by	IN
huygens-treatise-2329	653	10	observation	observation	NN
huygens-treatise-2329	653	11	.	.	.
huygens-treatise-2329	654	1	39	39	CD
huygens-treatise-2329	654	2	.	.	.
huygens-treatise-2329	655	1	For	for	IN
huygens-treatise-2329	655	2	the	the	DT
huygens-treatise-2329	655	3	rest	rest	NN
huygens-treatise-2329	655	4	,	,	,
huygens-treatise-2329	655	5	this	this	DT
huygens-treatise-2329	655	6	diversity	diversity	NN
huygens-treatise-2329	655	7	of	of	IN
huygens-treatise-2329	655	8	proportion	proportion	NN
huygens-treatise-2329	655	9	of	of	IN
huygens-treatise-2329	655	10	refraction	refraction	NN
huygens-treatise-2329	655	11	produces	produce	VBZ
huygens-treatise-2329	655	12	a	a	DT
huygens-treatise-2329	655	13	very	very	RB
huygens-treatise-2329	655	14	singular	singular	JJ
huygens-treatise-2329	655	15	effect	effect	NN
huygens-treatise-2329	655	16	in	in	IN
huygens-treatise-2329	655	17	this	this	DT
huygens-treatise-2329	655	18	Crystal	Crystal	NNP
huygens-treatise-2329	655	19	;	;	:
huygens-treatise-2329	655	20	which	which	WDT
huygens-treatise-2329	655	21	is	be	VBZ
huygens-treatise-2329	655	22	that	that	IN
huygens-treatise-2329	655	23	when	when	WRB
huygens-treatise-2329	655	24	it	-PRON-	PRP
huygens-treatise-2329	655	25	is	be	VBZ
huygens-treatise-2329	655	26	placed	place	VBN
huygens-treatise-2329	655	27	upon	upon	IN
huygens-treatise-2329	655	28	a	a	DT
huygens-treatise-2329	655	29	sheet	sheet	NN
huygens-treatise-2329	655	30	of	of	IN
huygens-treatise-2329	655	31	paper	paper	NN
huygens-treatise-2329	655	32	on	on	IN
huygens-treatise-2329	655	33	which	which	WDT
huygens-treatise-2329	655	34	there	there	EX
huygens-treatise-2329	655	35	are	be	VBP
huygens-treatise-2329	655	36	letters	letter	NNS
huygens-treatise-2329	655	37	or	or	CC
huygens-treatise-2329	655	38	anything	anything	NN
huygens-treatise-2329	655	39	else	else	RB
huygens-treatise-2329	655	40	marked	mark	VBN
huygens-treatise-2329	655	41	,	,	,
huygens-treatise-2329	655	42	if	if	IN
huygens-treatise-2329	655	43	one	one	CD
huygens-treatise-2329	655	44	views	view	VBZ
huygens-treatise-2329	655	45	it	-PRON-	PRP
huygens-treatise-2329	655	46	from	from	IN
huygens-treatise-2329	655	47	above	above	RB
huygens-treatise-2329	655	48	with	with	IN
huygens-treatise-2329	655	49	the	the	DT
huygens-treatise-2329	655	50	two	two	CD
huygens-treatise-2329	655	51	eyes	eye	NNS
huygens-treatise-2329	655	52	situated	situate	VBN
huygens-treatise-2329	655	53	in	in	IN
huygens-treatise-2329	655	54	the	the	DT
huygens-treatise-2329	655	55	plane	plane	NN
huygens-treatise-2329	655	56	of	of	IN
huygens-treatise-2329	655	57	the	the	DT
huygens-treatise-2329	655	58	section	section	NN
huygens-treatise-2329	655	59	through	through	IN
huygens-treatise-2329	655	60	EF	EF	NNP
huygens-treatise-2329	655	61	,	,	,
huygens-treatise-2329	655	62	one	one	PRP
huygens-treatise-2329	655	63	sees	see	VBZ
huygens-treatise-2329	655	64	the	the	DT
huygens-treatise-2329	655	65	letters	letter	NNS
huygens-treatise-2329	655	66	raised	raise	VBN
huygens-treatise-2329	655	67	up	up	RP
huygens-treatise-2329	655	68	by	by	IN
huygens-treatise-2329	655	69	this	this	DT
huygens-treatise-2329	655	70	irregular	irregular	JJ
huygens-treatise-2329	655	71	refraction	refraction	NN
huygens-treatise-2329	655	72	more	more	JJR
huygens-treatise-2329	655	73	than	than	IN
huygens-treatise-2329	655	74	when	when	WRB
huygens-treatise-2329	655	75	one	one	PRP
huygens-treatise-2329	655	76	puts	put	VBZ
huygens-treatise-2329	655	77	one	one	PRP
huygens-treatise-2329	655	78	's	's	POS
huygens-treatise-2329	655	79	eyes	eye	NNS
huygens-treatise-2329	655	80	in	in	IN
huygens-treatise-2329	655	81	the	the	DT
huygens-treatise-2329	655	82	plane	plane	NN
huygens-treatise-2329	655	83	of	of	IN
huygens-treatise-2329	655	84	section	section	NN
huygens-treatise-2329	655	85	through	through	IN
huygens-treatise-2329	655	86	AH	ah	NN
huygens-treatise-2329	655	87	:	:	:
huygens-treatise-2329	655	88	and	and	CC
huygens-treatise-2329	655	89	the	the	DT
huygens-treatise-2329	655	90	difference	difference	NN
huygens-treatise-2329	655	91	of	of	IN
huygens-treatise-2329	655	92	these	these	DT
huygens-treatise-2329	655	93	elevations	elevation	NNS
huygens-treatise-2329	655	94	appears	appear	VBZ
huygens-treatise-2329	655	95	by	by	IN
huygens-treatise-2329	655	96	comparison	comparison	NN
huygens-treatise-2329	655	97	with	with	IN
huygens-treatise-2329	655	98	the	the	DT
huygens-treatise-2329	655	99	other	other	JJ
huygens-treatise-2329	655	100	ordinary	ordinary	JJ
huygens-treatise-2329	655	101	refraction	refraction	NN
huygens-treatise-2329	655	102	of	of	IN
huygens-treatise-2329	655	103	the	the	DT
huygens-treatise-2329	655	104	crystal	crystal	NN
huygens-treatise-2329	655	105	,	,	,
huygens-treatise-2329	655	106	the	the	DT
huygens-treatise-2329	655	107	proportion	proportion	NN
huygens-treatise-2329	655	108	of	of	IN
huygens-treatise-2329	655	109	which	which	WDT
huygens-treatise-2329	655	110	is	be	VBZ
huygens-treatise-2329	655	111	as	as	IN
huygens-treatise-2329	655	112	5	5	CD
huygens-treatise-2329	655	113	to	to	IN
huygens-treatise-2329	655	114	3	3	CD
huygens-treatise-2329	655	115	,	,	,
huygens-treatise-2329	655	116	and	and	CC
huygens-treatise-2329	655	117	which	which	WDT
huygens-treatise-2329	655	118	always	always	RB
huygens-treatise-2329	655	119	raises	raise	VBZ
huygens-treatise-2329	655	120	the	the	DT
huygens-treatise-2329	655	121	letters	letter	NNS
huygens-treatise-2329	655	122	equally	equally	RB
huygens-treatise-2329	655	123	,	,	,
huygens-treatise-2329	655	124	and	and	CC
huygens-treatise-2329	655	125	higher	high	JJR
huygens-treatise-2329	655	126	than	than	IN
huygens-treatise-2329	655	127	the	the	DT
huygens-treatise-2329	655	128	irregular	irregular	JJ
huygens-treatise-2329	655	129	refraction	refraction	NN
huygens-treatise-2329	655	130	does	do	VBZ
huygens-treatise-2329	655	131	.	.	.
huygens-treatise-2329	656	1	For	for	IN
huygens-treatise-2329	656	2	one	one	PRP
huygens-treatise-2329	656	3	sees	see	VBZ
huygens-treatise-2329	656	4	the	the	DT
huygens-treatise-2329	656	5	letters	letter	NNS
huygens-treatise-2329	656	6	and	and	CC
huygens-treatise-2329	656	7	the	the	DT
huygens-treatise-2329	656	8	paper	paper	NN
huygens-treatise-2329	656	9	on	on	IN
huygens-treatise-2329	656	10	which	which	WDT
huygens-treatise-2329	656	11	they	-PRON-	PRP
huygens-treatise-2329	656	12	are	be	VBP
huygens-treatise-2329	656	13	written	write	VBN
huygens-treatise-2329	656	14	,	,	,
huygens-treatise-2329	656	15	as	as	IN
huygens-treatise-2329	656	16	on	on	IN
huygens-treatise-2329	656	17	two	two	CD
huygens-treatise-2329	656	18	different	different	JJ
huygens-treatise-2329	656	19	stages	stage	NNS
huygens-treatise-2329	656	20	at	at	IN
huygens-treatise-2329	656	21	the	the	DT
huygens-treatise-2329	656	22	same	same	JJ
huygens-treatise-2329	656	23	time	time	NN
huygens-treatise-2329	656	24	;	;	:
huygens-treatise-2329	656	25	and	and	CC
huygens-treatise-2329	656	26	in	in	IN
huygens-treatise-2329	656	27	the	the	DT
huygens-treatise-2329	656	28	first	first	JJ
huygens-treatise-2329	656	29	position	position	NN
huygens-treatise-2329	656	30	of	of	IN
huygens-treatise-2329	656	31	the	the	DT
huygens-treatise-2329	656	32	eyes	eye	NNS
huygens-treatise-2329	656	33	,	,	,
huygens-treatise-2329	656	34	namely	namely	RB
huygens-treatise-2329	656	35	,	,	,
huygens-treatise-2329	656	36	when	when	WRB
huygens-treatise-2329	656	37	they	-PRON-	PRP
huygens-treatise-2329	656	38	are	be	VBP
huygens-treatise-2329	656	39	in	in	IN
huygens-treatise-2329	656	40	the	the	DT
huygens-treatise-2329	656	41	plane	plane	NN
huygens-treatise-2329	656	42	through	through	IN
huygens-treatise-2329	656	43	AH	AH	NNP
huygens-treatise-2329	656	44	these	these	DT
huygens-treatise-2329	656	45	two	two	CD
huygens-treatise-2329	656	46	stages	stage	NNS
huygens-treatise-2329	656	47	are	be	VBP
huygens-treatise-2329	656	48	four	four	CD
huygens-treatise-2329	656	49	times	time	NNS
huygens-treatise-2329	656	50	more	more	RBR
huygens-treatise-2329	656	51	distant	distant	JJ
huygens-treatise-2329	656	52	from	from	IN
huygens-treatise-2329	656	53	one	one	CD
huygens-treatise-2329	656	54	another	another	DT
huygens-treatise-2329	656	55	than	than	IN
huygens-treatise-2329	656	56	when	when	WRB
huygens-treatise-2329	656	57	the	the	DT
huygens-treatise-2329	656	58	eyes	eye	NNS
huygens-treatise-2329	656	59	are	be	VBP
huygens-treatise-2329	656	60	in	in	IN
huygens-treatise-2329	656	61	the	the	DT
huygens-treatise-2329	656	62	plane	plane	NN
huygens-treatise-2329	656	63	through	through	IN
huygens-treatise-2329	656	64	EF	EF	NNP
huygens-treatise-2329	656	65	.	.	.
huygens-treatise-2329	657	1	We	-PRON-	PRP
huygens-treatise-2329	657	2	will	will	MD
huygens-treatise-2329	657	3	show	show	VB
huygens-treatise-2329	657	4	that	that	IN
huygens-treatise-2329	657	5	this	this	DT
huygens-treatise-2329	657	6	effect	effect	NN
huygens-treatise-2329	657	7	follows	follow	VBZ
huygens-treatise-2329	657	8	from	from	IN
huygens-treatise-2329	657	9	the	the	DT
huygens-treatise-2329	657	10	refractions	refraction	NNS
huygens-treatise-2329	657	11	;	;	:
huygens-treatise-2329	657	12	and	and	CC
huygens-treatise-2329	657	13	it	-PRON-	PRP
huygens-treatise-2329	657	14	will	will	MD
huygens-treatise-2329	657	15	enable	enable	VB
huygens-treatise-2329	657	16	us	-PRON-	PRP
huygens-treatise-2329	657	17	at	at	IN
huygens-treatise-2329	657	18	the	the	DT
huygens-treatise-2329	657	19	same	same	JJ
huygens-treatise-2329	657	20	time	time	NN
huygens-treatise-2329	657	21	to	to	TO
huygens-treatise-2329	657	22	ascertain	ascertain	VB
huygens-treatise-2329	657	23	the	the	DT
huygens-treatise-2329	657	24	apparent	apparent	JJ
huygens-treatise-2329	657	25	place	place	NN
huygens-treatise-2329	657	26	of	of	IN
huygens-treatise-2329	657	27	a	a	DT
huygens-treatise-2329	657	28	point	point	NN
huygens-treatise-2329	657	29	of	of	IN
huygens-treatise-2329	657	30	an	an	DT
huygens-treatise-2329	657	31	object	object	NN
huygens-treatise-2329	657	32	placed	place	VBN
huygens-treatise-2329	657	33	immediately	immediately	RB
huygens-treatise-2329	657	34	under	under	IN
huygens-treatise-2329	657	35	the	the	DT
huygens-treatise-2329	657	36	crystal	crystal	NN
huygens-treatise-2329	657	37	,	,	,
huygens-treatise-2329	657	38	according	accord	VBG
huygens-treatise-2329	657	39	to	to	IN
huygens-treatise-2329	657	40	the	the	DT
huygens-treatise-2329	657	41	different	different	JJ
huygens-treatise-2329	657	42	situation	situation	NN
huygens-treatise-2329	657	43	of	of	IN
huygens-treatise-2329	657	44	the	the	DT
huygens-treatise-2329	657	45	eyes	eye	NNS
huygens-treatise-2329	657	46	.	.	.
huygens-treatise-2329	658	1	40	40	CD
huygens-treatise-2329	658	2	.	.	.
huygens-treatise-2329	659	1	Let	let	VB
huygens-treatise-2329	659	2	us	-PRON-	PRP
huygens-treatise-2329	659	3	see	see	VB
huygens-treatise-2329	659	4	first	first	RB
huygens-treatise-2329	659	5	by	by	IN
huygens-treatise-2329	659	6	how	how	WRB
huygens-treatise-2329	659	7	much	much	JJ
huygens-treatise-2329	659	8	the	the	DT
huygens-treatise-2329	659	9	irregular	irregular	JJ
huygens-treatise-2329	659	10	refraction	refraction	NN
huygens-treatise-2329	659	11	of	of	IN
huygens-treatise-2329	659	12	the	the	DT
huygens-treatise-2329	659	13	plane	plane	NN
huygens-treatise-2329	659	14	through	through	IN
huygens-treatise-2329	659	15	AH	AH	NNP
huygens-treatise-2329	659	16	ought	ought	MD
huygens-treatise-2329	659	17	to	to	TO
huygens-treatise-2329	659	18	lift	lift	VB
huygens-treatise-2329	659	19	the	the	DT
huygens-treatise-2329	659	20	bottom	bottom	NN
huygens-treatise-2329	659	21	of	of	IN
huygens-treatise-2329	659	22	the	the	DT
huygens-treatise-2329	659	23	crystal	crystal	NN
huygens-treatise-2329	659	24	.	.	.
huygens-treatise-2329	660	1	Let	let	VB
huygens-treatise-2329	660	2	the	the	DT
huygens-treatise-2329	660	3	plane	plane	NN
huygens-treatise-2329	660	4	of	of	IN
huygens-treatise-2329	660	5	this	this	DT
huygens-treatise-2329	660	6	figure	figure	NN
huygens-treatise-2329	660	7	represent	represent	VBP
huygens-treatise-2329	660	8	separately	separately	RB
huygens-treatise-2329	660	9	the	the	DT
huygens-treatise-2329	660	10	section	section	NN
huygens-treatise-2329	660	11	through	through	IN
huygens-treatise-2329	660	12	Q_q	q_q	CD
huygens-treatise-2329	660	13	_	_	NNP
huygens-treatise-2329	660	14	and	and	CC
huygens-treatise-2329	660	15	CL	CL	NNP
huygens-treatise-2329	660	16	,	,	,
huygens-treatise-2329	660	17	in	in	IN
huygens-treatise-2329	660	18	which	which	WDT
huygens-treatise-2329	660	19	section	section	NN
huygens-treatise-2329	660	20	there	there	EX
huygens-treatise-2329	660	21	is	be	VBZ
huygens-treatise-2329	660	22	also	also	RB
huygens-treatise-2329	660	23	the	the	DT
huygens-treatise-2329	660	24	ray	ray	NN
huygens-treatise-2329	660	25	RC	rc	NN
huygens-treatise-2329	660	26	,	,	,
huygens-treatise-2329	660	27	and	and	CC
huygens-treatise-2329	660	28	let	let	VB
huygens-treatise-2329	660	29	the	the	DT
huygens-treatise-2329	660	30	semi	semi	JJ
huygens-treatise-2329	660	31	-	-	JJ
huygens-treatise-2329	660	32	elliptic	elliptic	JJ
huygens-treatise-2329	660	33	plane	plane	NN
huygens-treatise-2329	660	34	through	through	IN
huygens-treatise-2329	660	35	Q_q	q_q	CD
huygens-treatise-2329	660	36	_	_	NNP
huygens-treatise-2329	660	37	and	and	CC
huygens-treatise-2329	660	38	CM	CM	NNP
huygens-treatise-2329	660	39	be	be	VB
huygens-treatise-2329	660	40	inclined	inclined	JJ
huygens-treatise-2329	660	41	to	to	IN
huygens-treatise-2329	660	42	the	the	DT
huygens-treatise-2329	660	43	former	former	JJ
huygens-treatise-2329	660	44	,	,	,
huygens-treatise-2329	660	45	as	as	RB
huygens-treatise-2329	660	46	previously	previously	RB
huygens-treatise-2329	660	47	,	,	,
huygens-treatise-2329	660	48	by	by	IN
huygens-treatise-2329	660	49	an	an	DT
huygens-treatise-2329	660	50	angle	angle	NN
huygens-treatise-2329	660	51	of	of	IN
huygens-treatise-2329	660	52	6	6	CD
huygens-treatise-2329	660	53	degrees	degree	NNS
huygens-treatise-2329	660	54	40	40	CD
huygens-treatise-2329	660	55	minutes	minute	NNS
huygens-treatise-2329	660	56	;	;	:
huygens-treatise-2329	660	57	and	and	CC
huygens-treatise-2329	660	58	in	in	IN
huygens-treatise-2329	660	59	this	this	DT
huygens-treatise-2329	660	60	plane	plane	NN
huygens-treatise-2329	660	61	CI	ci	NN
huygens-treatise-2329	660	62	is	be	VBZ
huygens-treatise-2329	660	63	then	then	RB
huygens-treatise-2329	660	64	the	the	DT
huygens-treatise-2329	660	65	refraction	refraction	NN
huygens-treatise-2329	660	66	of	of	IN
huygens-treatise-2329	660	67	the	the	DT
huygens-treatise-2329	660	68	ray	ray	NN
huygens-treatise-2329	660	69	RC	RC	NNP
huygens-treatise-2329	660	70	.	.	.
huygens-treatise-2329	661	1	[	[	-LRB-
huygens-treatise-2329	661	2	Illustration	illustration	NN
huygens-treatise-2329	661	3	]	]	-RRB-
huygens-treatise-2329	661	4	If	if	IN
huygens-treatise-2329	661	5	now	now	RB
huygens-treatise-2329	661	6	one	one	CD
huygens-treatise-2329	661	7	considers	consider	VBZ
huygens-treatise-2329	661	8	the	the	DT
huygens-treatise-2329	661	9	point	point	NN
huygens-treatise-2329	661	10	I	-PRON-	PRP
huygens-treatise-2329	661	11	as	as	IN
huygens-treatise-2329	661	12	at	at	IN
huygens-treatise-2329	661	13	the	the	DT
huygens-treatise-2329	661	14	bottom	bottom	NN
huygens-treatise-2329	661	15	of	of	IN
huygens-treatise-2329	661	16	the	the	DT
huygens-treatise-2329	661	17	crystal	crystal	NN
huygens-treatise-2329	661	18	,	,	,
huygens-treatise-2329	661	19	and	and	CC
huygens-treatise-2329	661	20	that	that	IN
huygens-treatise-2329	661	21	it	-PRON-	PRP
huygens-treatise-2329	661	22	is	be	VBZ
huygens-treatise-2329	661	23	viewed	view	VBN
huygens-treatise-2329	661	24	by	by	IN
huygens-treatise-2329	661	25	the	the	DT
huygens-treatise-2329	661	26	rays	ray	NNS
huygens-treatise-2329	661	27	ICR	ICR	NNP
huygens-treatise-2329	661	28	,	,	,
huygens-treatise-2329	661	29	_	_	NNP
huygens-treatise-2329	661	30	Icr	Icr	NNP
huygens-treatise-2329	661	31	_	_	NNP
huygens-treatise-2329	661	32	,	,	,
huygens-treatise-2329	661	33	refracted	refract	VBN
huygens-treatise-2329	661	34	equally	equally	RB
huygens-treatise-2329	661	35	at	at	IN
huygens-treatise-2329	661	36	the	the	DT
huygens-treatise-2329	661	37	points	point	NNS
huygens-treatise-2329	661	38	C_c	c_c	CD
huygens-treatise-2329	661	39	_	_	NNP
huygens-treatise-2329	661	40	,	,	,
huygens-treatise-2329	661	41	which	which	WDT
huygens-treatise-2329	661	42	should	should	MD
huygens-treatise-2329	661	43	be	be	VB
huygens-treatise-2329	661	44	equally	equally	RB
huygens-treatise-2329	661	45	distant	distant	JJ
huygens-treatise-2329	661	46	from	from	IN
huygens-treatise-2329	661	47	D	d	NN
huygens-treatise-2329	661	48	,	,	,
huygens-treatise-2329	661	49	and	and	CC
huygens-treatise-2329	661	50	that	that	IN
huygens-treatise-2329	661	51	these	these	DT
huygens-treatise-2329	661	52	rays	ray	NNS
huygens-treatise-2329	661	53	meet	meet	VBP
huygens-treatise-2329	661	54	the	the	DT
huygens-treatise-2329	661	55	two	two	CD
huygens-treatise-2329	661	56	eyes	eye	NNS
huygens-treatise-2329	661	57	at	at	IN
huygens-treatise-2329	661	58	R_r	r_r	CD
huygens-treatise-2329	661	59	_	_	NN
huygens-treatise-2329	661	60	;	;	:
huygens-treatise-2329	661	61	it	-PRON-	PRP
huygens-treatise-2329	661	62	is	be	VBZ
huygens-treatise-2329	661	63	certain	certain	JJ
huygens-treatise-2329	661	64	that	that	IN
huygens-treatise-2329	661	65	the	the	DT
huygens-treatise-2329	661	66	point	point	NN
huygens-treatise-2329	661	67	I	-PRON-	PRP
huygens-treatise-2329	661	68	will	will	MD
huygens-treatise-2329	661	69	appear	appear	VB
huygens-treatise-2329	661	70	raised	raise	VBN
huygens-treatise-2329	661	71	to	to	IN
huygens-treatise-2329	661	72	S	S	NNP
huygens-treatise-2329	661	73	where	where	WRB
huygens-treatise-2329	661	74	the	the	DT
huygens-treatise-2329	661	75	straight	straight	JJ
huygens-treatise-2329	661	76	lines	line	NNS
huygens-treatise-2329	661	77	RC	RC	NNP
huygens-treatise-2329	661	78	,	,	,
huygens-treatise-2329	661	79	_	_	NNP
huygens-treatise-2329	661	80	rc	rc	NNP
huygens-treatise-2329	661	81	_	_	NNP
huygens-treatise-2329	661	82	,	,	,
huygens-treatise-2329	661	83	meet	meet	VB
huygens-treatise-2329	661	84	;	;	,
huygens-treatise-2329	661	85	which	which	WDT
huygens-treatise-2329	661	86	point	point	NN
huygens-treatise-2329	661	87	S	S	NNP
huygens-treatise-2329	661	88	is	be	VBZ
huygens-treatise-2329	661	89	in	in	IN
huygens-treatise-2329	661	90	DP	DP	NNP
huygens-treatise-2329	661	91	,	,	,
huygens-treatise-2329	661	92	perpendicular	perpendicular	JJ
huygens-treatise-2329	661	93	to	to	IN
huygens-treatise-2329	661	94	Q_q	q_q	CD
huygens-treatise-2329	661	95	_	_	NNP
huygens-treatise-2329	661	96	.	.	.
huygens-treatise-2329	662	1	And	and	CC
huygens-treatise-2329	662	2	if	if	IN
huygens-treatise-2329	662	3	upon	upon	IN
huygens-treatise-2329	662	4	DP	DP	NNP
huygens-treatise-2329	662	5	there	there	EX
huygens-treatise-2329	662	6	is	be	VBZ
huygens-treatise-2329	662	7	drawn	draw	VBN
huygens-treatise-2329	662	8	the	the	DT
huygens-treatise-2329	662	9	perpendicular	perpendicular	JJ
huygens-treatise-2329	662	10	IP	IP	NNP
huygens-treatise-2329	662	11	,	,	,
huygens-treatise-2329	662	12	which	which	WDT
huygens-treatise-2329	662	13	will	will	MD
huygens-treatise-2329	662	14	lie	lie	VB
huygens-treatise-2329	662	15	at	at	IN
huygens-treatise-2329	662	16	the	the	DT
huygens-treatise-2329	662	17	bottom	bottom	NN
huygens-treatise-2329	662	18	of	of	IN
huygens-treatise-2329	662	19	the	the	DT
huygens-treatise-2329	662	20	crystal	crystal	NN
huygens-treatise-2329	662	21	,	,	,
huygens-treatise-2329	662	22	the	the	DT
huygens-treatise-2329	662	23	length	length	NN
huygens-treatise-2329	662	24	SP	SP	NNP
huygens-treatise-2329	662	25	will	will	MD
huygens-treatise-2329	662	26	be	be	VB
huygens-treatise-2329	662	27	the	the	DT
huygens-treatise-2329	662	28	apparent	apparent	JJ
huygens-treatise-2329	662	29	elevation	elevation	NN
huygens-treatise-2329	662	30	of	of	IN
huygens-treatise-2329	662	31	the	the	DT
huygens-treatise-2329	662	32	point	point	NN
huygens-treatise-2329	662	33	I	-PRON-	PRP
huygens-treatise-2329	662	34	above	above	IN
huygens-treatise-2329	662	35	the	the	DT
huygens-treatise-2329	662	36	bottom	bottom	NN
huygens-treatise-2329	662	37	.	.	.
huygens-treatise-2329	663	1	Let	let	VB
huygens-treatise-2329	663	2	there	there	EX
huygens-treatise-2329	663	3	be	be	VB
huygens-treatise-2329	663	4	described	describe	VBN
huygens-treatise-2329	663	5	on	on	IN
huygens-treatise-2329	663	6	Q_q	q_q	CD
huygens-treatise-2329	663	7	_	_	NNP
huygens-treatise-2329	663	8	a	a	DT
huygens-treatise-2329	663	9	semicircle	semicircle	NN
huygens-treatise-2329	663	10	cutting	cut	VBG
huygens-treatise-2329	663	11	the	the	DT
huygens-treatise-2329	663	12	ray	ray	NN
huygens-treatise-2329	663	13	CR	CR	NNP
huygens-treatise-2329	663	14	at	at	IN
huygens-treatise-2329	663	15	B	B	NNP
huygens-treatise-2329	663	16	,	,	,
huygens-treatise-2329	663	17	from	from	IN
huygens-treatise-2329	663	18	which	which	WDT
huygens-treatise-2329	663	19	BV	BV	NNP
huygens-treatise-2329	663	20	is	be	VBZ
huygens-treatise-2329	663	21	drawn	draw	VBN
huygens-treatise-2329	663	22	perpendicular	perpendicular	JJ
huygens-treatise-2329	663	23	to	to	IN
huygens-treatise-2329	663	24	Q_q	q_q	CD
huygens-treatise-2329	663	25	_	_	NNP
huygens-treatise-2329	663	26	;	;	:
huygens-treatise-2329	663	27	and	and	CC
huygens-treatise-2329	663	28	let	let	VB
huygens-treatise-2329	663	29	the	the	DT
huygens-treatise-2329	663	30	proportion	proportion	NN
huygens-treatise-2329	663	31	of	of	IN
huygens-treatise-2329	663	32	the	the	DT
huygens-treatise-2329	663	33	refraction	refraction	NN
huygens-treatise-2329	663	34	for	for	IN
huygens-treatise-2329	663	35	this	this	DT
huygens-treatise-2329	663	36	section	section	NN
huygens-treatise-2329	663	37	be	be	VB
huygens-treatise-2329	663	38	,	,	,
huygens-treatise-2329	663	39	as	as	IN
huygens-treatise-2329	663	40	before	before	RB
huygens-treatise-2329	663	41	,	,	,
huygens-treatise-2329	663	42	that	that	DT
huygens-treatise-2329	663	43	of	of	IN
huygens-treatise-2329	663	44	the	the	DT
huygens-treatise-2329	663	45	line	line	NN
huygens-treatise-2329	663	46	N	n	CD
huygens-treatise-2329	663	47	to	to	IN
huygens-treatise-2329	663	48	the	the	DT
huygens-treatise-2329	663	49	semi	semi	JJ
huygens-treatise-2329	663	50	-	-	JJ
huygens-treatise-2329	663	51	diameter	diameter	JJ
huygens-treatise-2329	663	52	CQ	cq	NN
huygens-treatise-2329	663	53	.	.	.
huygens-treatise-2329	664	1	Then	then	RB
huygens-treatise-2329	664	2	as	as	IN
huygens-treatise-2329	664	3	N	n	NN
huygens-treatise-2329	664	4	is	be	VBZ
huygens-treatise-2329	664	5	to	to	IN
huygens-treatise-2329	664	6	CQ	CQ	NNP
huygens-treatise-2329	664	7	so	so	RB
huygens-treatise-2329	664	8	is	be	VBZ
huygens-treatise-2329	664	9	VC	VC	NNP
huygens-treatise-2329	664	10	to	to	IN
huygens-treatise-2329	664	11	CD	CD	NNP
huygens-treatise-2329	664	12	,	,	,
huygens-treatise-2329	664	13	as	as	IN
huygens-treatise-2329	664	14	appears	appear	VBZ
huygens-treatise-2329	664	15	by	by	IN
huygens-treatise-2329	664	16	the	the	DT
huygens-treatise-2329	664	17	method	method	NN
huygens-treatise-2329	664	18	of	of	IN
huygens-treatise-2329	664	19	finding	find	VBG
huygens-treatise-2329	664	20	the	the	DT
huygens-treatise-2329	664	21	refraction	refraction	NN
huygens-treatise-2329	664	22	which	which	WDT
huygens-treatise-2329	664	23	we	-PRON-	PRP
huygens-treatise-2329	664	24	have	have	VBP
huygens-treatise-2329	664	25	shown	show	VBN
huygens-treatise-2329	664	26	above	above	IN
huygens-treatise-2329	664	27	,	,	,
huygens-treatise-2329	664	28	Article	article	NN
huygens-treatise-2329	664	29	31	31	CD
huygens-treatise-2329	664	30	;	;	:
huygens-treatise-2329	664	31	but	but	CC
huygens-treatise-2329	664	32	as	as	IN
huygens-treatise-2329	664	33	VC	VC	NNP
huygens-treatise-2329	664	34	is	be	VBZ
huygens-treatise-2329	664	35	to	to	IN
huygens-treatise-2329	664	36	CD	CD	NNP
huygens-treatise-2329	664	37	,	,	,
huygens-treatise-2329	664	38	so	so	RB
huygens-treatise-2329	664	39	is	be	VBZ
huygens-treatise-2329	664	40	VB	VB	NNP
huygens-treatise-2329	664	41	to	to	IN
huygens-treatise-2329	664	42	DS	DS	NNP
huygens-treatise-2329	664	43	.	.	.
huygens-treatise-2329	665	1	Then	then	RB
huygens-treatise-2329	665	2	as	as	IN
huygens-treatise-2329	665	3	N	n	NN
huygens-treatise-2329	665	4	is	be	VBZ
huygens-treatise-2329	665	5	to	to	IN
huygens-treatise-2329	665	6	CQ	CQ	NNP
huygens-treatise-2329	665	7	,	,	,
huygens-treatise-2329	665	8	so	so	RB
huygens-treatise-2329	665	9	is	be	VBZ
huygens-treatise-2329	665	10	VB	VB	NNP
huygens-treatise-2329	665	11	to	to	IN
huygens-treatise-2329	665	12	DS	DS	NNP
huygens-treatise-2329	665	13	.	.	.
huygens-treatise-2329	666	1	Let	let	VB
huygens-treatise-2329	666	2	ML	ML	NNP
huygens-treatise-2329	666	3	be	be	VB
huygens-treatise-2329	666	4	perpendicular	perpendicular	JJ
huygens-treatise-2329	666	5	to	to	IN
huygens-treatise-2329	666	6	CL	CL	NNP
huygens-treatise-2329	666	7	.	.	.
huygens-treatise-2329	667	1	And	and	CC
huygens-treatise-2329	667	2	because	because	IN
huygens-treatise-2329	667	3	I	-PRON-	PRP
huygens-treatise-2329	667	4	suppose	suppose	VBP
huygens-treatise-2329	667	5	the	the	DT
huygens-treatise-2329	667	6	eyes	eye	NNS
huygens-treatise-2329	667	7	R_r	r_r	CD
huygens-treatise-2329	667	8	_	_	NN
huygens-treatise-2329	667	9	to	to	TO
huygens-treatise-2329	667	10	be	be	VB
huygens-treatise-2329	667	11	distant	distant	JJ
huygens-treatise-2329	667	12	about	about	IN
huygens-treatise-2329	667	13	a	a	DT
huygens-treatise-2329	667	14	foot	foot	NN
huygens-treatise-2329	667	15	or	or	CC
huygens-treatise-2329	667	16	so	so	RB
huygens-treatise-2329	667	17	from	from	IN
huygens-treatise-2329	667	18	the	the	DT
huygens-treatise-2329	667	19	crystal	crystal	NN
huygens-treatise-2329	667	20	,	,	,
huygens-treatise-2329	667	21	and	and	CC
huygens-treatise-2329	667	22	consequently	consequently	RB
huygens-treatise-2329	667	23	the	the	DT
huygens-treatise-2329	667	24	angle	angle	NN
huygens-treatise-2329	667	25	RS_r	RS_r	NNS
huygens-treatise-2329	667	26	_	_	NNP
huygens-treatise-2329	667	27	very	very	RB
huygens-treatise-2329	667	28	small	small	JJ
huygens-treatise-2329	667	29	,	,	,
huygens-treatise-2329	667	30	VB	VB	NNP
huygens-treatise-2329	667	31	may	may	MD
huygens-treatise-2329	667	32	be	be	VB
huygens-treatise-2329	667	33	considered	consider	VBN
huygens-treatise-2329	667	34	as	as	RB
huygens-treatise-2329	667	35	equal	equal	JJ
huygens-treatise-2329	667	36	to	to	IN
huygens-treatise-2329	667	37	the	the	DT
huygens-treatise-2329	667	38	semi	semi	JJ
huygens-treatise-2329	667	39	-	-	JJ
huygens-treatise-2329	667	40	diameter	diameter	JJ
huygens-treatise-2329	667	41	CQ	CQ	NNP
huygens-treatise-2329	667	42	,	,	,
huygens-treatise-2329	667	43	and	and	CC
huygens-treatise-2329	667	44	DP	DP	NNP
huygens-treatise-2329	667	45	as	as	RB
huygens-treatise-2329	667	46	equal	equal	JJ
huygens-treatise-2329	667	47	to	to	IN
huygens-treatise-2329	667	48	CL	CL	NNP
huygens-treatise-2329	667	49	;	;	:
huygens-treatise-2329	667	50	then	then	RB
huygens-treatise-2329	667	51	as	as	IN
huygens-treatise-2329	667	52	N	n	NN
huygens-treatise-2329	667	53	is	be	VBZ
huygens-treatise-2329	667	54	to	to	IN
huygens-treatise-2329	667	55	CQ	CQ	NNP
huygens-treatise-2329	667	56	so	so	RB
huygens-treatise-2329	667	57	is	be	VBZ
huygens-treatise-2329	667	58	CQ	CQ	NNP
huygens-treatise-2329	667	59	to	to	IN
huygens-treatise-2329	667	60	DS	DS	NNP
huygens-treatise-2329	667	61	.	.	.
huygens-treatise-2329	668	1	But	but	CC
huygens-treatise-2329	668	2	N	N	NNP
huygens-treatise-2329	668	3	is	be	VBZ
huygens-treatise-2329	668	4	valued	value	VBN
huygens-treatise-2329	668	5	at	at	IN
huygens-treatise-2329	668	6	156,962	156,962	CD
huygens-treatise-2329	668	7	parts	part	NNS
huygens-treatise-2329	668	8	,	,	,
huygens-treatise-2329	668	9	of	of	IN
huygens-treatise-2329	668	10	which	which	WDT
huygens-treatise-2329	668	11	CM	CM	NNP
huygens-treatise-2329	668	12	contains	contain	VBZ
huygens-treatise-2329	668	13	100,000	100,000	CD
huygens-treatise-2329	668	14	and	and	CC
huygens-treatise-2329	668	15	CQ	CQ	NNP
huygens-treatise-2329	668	16	105,032	105,032	CD
huygens-treatise-2329	668	17	.	.	.
huygens-treatise-2329	669	1	Then	then	RB
huygens-treatise-2329	669	2	DS	DS	NNP
huygens-treatise-2329	669	3	will	will	MD
huygens-treatise-2329	669	4	have	have	VB
huygens-treatise-2329	669	5	70,283	70,283	CD
huygens-treatise-2329	669	6	.	.	.
huygens-treatise-2329	670	1	But	but	CC
huygens-treatise-2329	670	2	CL	CL	NNP
huygens-treatise-2329	670	3	is	be	VBZ
huygens-treatise-2329	670	4	99,324	99,324	CD
huygens-treatise-2329	670	5	,	,	,
huygens-treatise-2329	670	6	being	be	VBG
huygens-treatise-2329	670	7	the	the	DT
huygens-treatise-2329	670	8	sine	sine	NN
huygens-treatise-2329	670	9	of	of	IN
huygens-treatise-2329	670	10	the	the	DT
huygens-treatise-2329	670	11	complement	complement	NN
huygens-treatise-2329	670	12	of	of	IN
huygens-treatise-2329	670	13	the	the	DT
huygens-treatise-2329	670	14	angle	angle	NN
huygens-treatise-2329	670	15	MCL	MCL	NNP
huygens-treatise-2329	670	16	which	which	WDT
huygens-treatise-2329	670	17	is	be	VBZ
huygens-treatise-2329	670	18	6	6	CD
huygens-treatise-2329	670	19	degrees	degree	NNS
huygens-treatise-2329	670	20	40	40	CD
huygens-treatise-2329	670	21	minutes	minute	NNS
huygens-treatise-2329	670	22	;	;	:
huygens-treatise-2329	670	23	CM	CM	NNP
huygens-treatise-2329	670	24	being	be	VBG
huygens-treatise-2329	670	25	supposed	suppose	VBN
huygens-treatise-2329	670	26	as	as	IN
huygens-treatise-2329	670	27	radius	radius	NN
huygens-treatise-2329	670	28	.	.	.
huygens-treatise-2329	671	1	Then	then	RB
huygens-treatise-2329	671	2	DP	DP	NNP
huygens-treatise-2329	671	3	,	,	,
huygens-treatise-2329	671	4	considered	consider	VBN
huygens-treatise-2329	671	5	as	as	RB
huygens-treatise-2329	671	6	equal	equal	JJ
huygens-treatise-2329	671	7	to	to	IN
huygens-treatise-2329	671	8	CL	CL	NNP
huygens-treatise-2329	671	9	,	,	,
huygens-treatise-2329	671	10	will	will	MD
huygens-treatise-2329	671	11	be	be	VB
huygens-treatise-2329	671	12	to	to	IN
huygens-treatise-2329	671	13	DS	DS	NNP
huygens-treatise-2329	671	14	as	as	IN
huygens-treatise-2329	671	15	99,324	99,324	CD
huygens-treatise-2329	671	16	to	to	IN
huygens-treatise-2329	671	17	70,283	70,283	CD
huygens-treatise-2329	671	18	.	.	.
huygens-treatise-2329	672	1	And	and	CC
huygens-treatise-2329	672	2	so	so	RB
huygens-treatise-2329	672	3	the	the	DT
huygens-treatise-2329	672	4	elevation	elevation	NN
huygens-treatise-2329	672	5	of	of	IN
huygens-treatise-2329	672	6	the	the	DT
huygens-treatise-2329	672	7	point	point	NN
huygens-treatise-2329	672	8	I	-PRON-	PRP
huygens-treatise-2329	672	9	by	by	IN
huygens-treatise-2329	672	10	the	the	DT
huygens-treatise-2329	672	11	refraction	refraction	NN
huygens-treatise-2329	672	12	of	of	IN
huygens-treatise-2329	672	13	this	this	DT
huygens-treatise-2329	672	14	section	section	NN
huygens-treatise-2329	672	15	is	be	VBZ
huygens-treatise-2329	672	16	known	know	VBN
huygens-treatise-2329	672	17	.	.	.
huygens-treatise-2329	673	1	[	[	-LRB-
huygens-treatise-2329	673	2	Illustration	illustration	NN
huygens-treatise-2329	673	3	]	]	-RRB-
huygens-treatise-2329	673	4	41	41	CD
huygens-treatise-2329	673	5	.	.	.
huygens-treatise-2329	674	1	Now	now	RB
huygens-treatise-2329	674	2	let	let	VB
huygens-treatise-2329	674	3	there	there	EX
huygens-treatise-2329	674	4	be	be	VB
huygens-treatise-2329	674	5	represented	represent	VBN
huygens-treatise-2329	674	6	the	the	DT
huygens-treatise-2329	674	7	other	other	JJ
huygens-treatise-2329	674	8	section	section	NN
huygens-treatise-2329	674	9	through	through	IN
huygens-treatise-2329	674	10	EF	EF	NNP
huygens-treatise-2329	674	11	in	in	IN
huygens-treatise-2329	674	12	the	the	DT
huygens-treatise-2329	674	13	figure	figure	NN
huygens-treatise-2329	674	14	before	before	IN
huygens-treatise-2329	674	15	the	the	DT
huygens-treatise-2329	674	16	preceding	precede	VBG
huygens-treatise-2329	674	17	one	one	CD
huygens-treatise-2329	674	18	;	;	:
huygens-treatise-2329	674	19	and	and	CC
huygens-treatise-2329	674	20	let	let	VB
huygens-treatise-2329	674	21	CM_g	CM_g	NNP
huygens-treatise-2329	674	22	_	_	NNP
huygens-treatise-2329	674	23	be	be	VB
huygens-treatise-2329	674	24	the	the	DT
huygens-treatise-2329	674	25	semi	semi	JJ
huygens-treatise-2329	674	26	-	-	NN
huygens-treatise-2329	674	27	ellipse	ellipse	NN
huygens-treatise-2329	674	28	,	,	,
huygens-treatise-2329	674	29	considered	consider	VBN
huygens-treatise-2329	674	30	in	in	IN
huygens-treatise-2329	674	31	Articles	Articles	NNP
huygens-treatise-2329	674	32	27	27	CD
huygens-treatise-2329	674	33	and	and	CC
huygens-treatise-2329	674	34	28	28	CD
huygens-treatise-2329	674	35	,	,	,
huygens-treatise-2329	674	36	which	which	WDT
huygens-treatise-2329	674	37	is	be	VBZ
huygens-treatise-2329	674	38	made	make	VBN
huygens-treatise-2329	674	39	by	by	IN
huygens-treatise-2329	674	40	cutting	cut	VBG
huygens-treatise-2329	674	41	a	a	DT
huygens-treatise-2329	674	42	spheroidal	spheroidal	JJ
huygens-treatise-2329	674	43	wave	wave	NN
huygens-treatise-2329	674	44	having	have	VBG
huygens-treatise-2329	674	45	centre	centre	NN
huygens-treatise-2329	674	46	C.	C.	NNP
huygens-treatise-2329	674	47	Let	let	VB
huygens-treatise-2329	674	48	the	the	DT
huygens-treatise-2329	674	49	point	point	NN
huygens-treatise-2329	674	50	I	-PRON-	PRP
huygens-treatise-2329	674	51	,	,	,
huygens-treatise-2329	674	52	taken	take	VBN
huygens-treatise-2329	674	53	in	in	IN
huygens-treatise-2329	674	54	this	this	DT
huygens-treatise-2329	674	55	ellipse	ellipse	NN
huygens-treatise-2329	674	56	,	,	,
huygens-treatise-2329	674	57	be	be	VB
huygens-treatise-2329	674	58	imagined	imagine	VBN
huygens-treatise-2329	674	59	again	again	RB
huygens-treatise-2329	674	60	at	at	IN
huygens-treatise-2329	674	61	the	the	DT
huygens-treatise-2329	674	62	bottom	bottom	NN
huygens-treatise-2329	674	63	of	of	IN
huygens-treatise-2329	674	64	the	the	DT
huygens-treatise-2329	674	65	Crystal	Crystal	NNP
huygens-treatise-2329	674	66	;	;	:
huygens-treatise-2329	674	67	and	and	CC
huygens-treatise-2329	674	68	let	let	VB
huygens-treatise-2329	674	69	it	-PRON-	PRP
huygens-treatise-2329	674	70	be	be	VB
huygens-treatise-2329	674	71	viewed	view	VBN
huygens-treatise-2329	674	72	by	by	IN
huygens-treatise-2329	674	73	the	the	DT
huygens-treatise-2329	674	74	refracted	refract	VBN
huygens-treatise-2329	674	75	rays	ray	NNS
huygens-treatise-2329	674	76	ICR	ICR	NNP
huygens-treatise-2329	674	77	,	,	,
huygens-treatise-2329	674	78	I_cr	I_cr	NNP
huygens-treatise-2329	674	79	_	_	NNP
huygens-treatise-2329	674	80	,	,	,
huygens-treatise-2329	674	81	which	which	WDT
huygens-treatise-2329	674	82	go	go	VBP
huygens-treatise-2329	674	83	to	to	IN
huygens-treatise-2329	674	84	the	the	DT
huygens-treatise-2329	674	85	two	two	CD
huygens-treatise-2329	674	86	eyes	eye	NNS
huygens-treatise-2329	674	87	;	;	:
huygens-treatise-2329	674	88	CR	CR	NNP
huygens-treatise-2329	674	89	and	and	CC
huygens-treatise-2329	674	90	_	_	NNP
huygens-treatise-2329	674	91	cr	cr	NNP
huygens-treatise-2329	674	92	_	_	NNP
huygens-treatise-2329	674	93	being	be	VBG
huygens-treatise-2329	674	94	equally	equally	RB
huygens-treatise-2329	674	95	inclined	inclined	JJ
huygens-treatise-2329	674	96	to	to	IN
huygens-treatise-2329	674	97	the	the	DT
huygens-treatise-2329	674	98	surface	surface	NN
huygens-treatise-2329	674	99	of	of	IN
huygens-treatise-2329	674	100	the	the	DT
huygens-treatise-2329	674	101	crystal	crystal	NN
huygens-treatise-2329	674	102	G_g	g_g	CD
huygens-treatise-2329	674	103	_	_	NNP
huygens-treatise-2329	674	104	.	.	.
huygens-treatise-2329	675	1	This	this	DT
huygens-treatise-2329	675	2	being	be	VBG
huygens-treatise-2329	675	3	so	so	RB
huygens-treatise-2329	675	4	,	,	,
huygens-treatise-2329	675	5	if	if	IN
huygens-treatise-2329	675	6	one	one	CD
huygens-treatise-2329	675	7	draws	draw	VBZ
huygens-treatise-2329	675	8	ID	ID	NNP
huygens-treatise-2329	675	9	parallel	parallel	NN
huygens-treatise-2329	675	10	to	to	IN
huygens-treatise-2329	675	11	CM	CM	NNP
huygens-treatise-2329	675	12	,	,	,
huygens-treatise-2329	675	13	which	which	WDT
huygens-treatise-2329	675	14	I	-PRON-	PRP
huygens-treatise-2329	675	15	suppose	suppose	VBP
huygens-treatise-2329	675	16	to	to	TO
huygens-treatise-2329	675	17	be	be	VB
huygens-treatise-2329	675	18	the	the	DT
huygens-treatise-2329	675	19	refraction	refraction	NN
huygens-treatise-2329	675	20	of	of	IN
huygens-treatise-2329	675	21	the	the	DT
huygens-treatise-2329	675	22	perpendicular	perpendicular	JJ
huygens-treatise-2329	675	23	ray	ray	NN
huygens-treatise-2329	675	24	incident	incident	NN
huygens-treatise-2329	675	25	at	at	IN
huygens-treatise-2329	675	26	the	the	DT
huygens-treatise-2329	675	27	point	point	NN
huygens-treatise-2329	675	28	C	C	NNP
huygens-treatise-2329	675	29	,	,	,
huygens-treatise-2329	675	30	the	the	DT
huygens-treatise-2329	675	31	distances	distance	NNS
huygens-treatise-2329	675	32	DC	DC	NNP
huygens-treatise-2329	675	33	,	,	,
huygens-treatise-2329	675	34	D_c	d_c	CD
huygens-treatise-2329	675	35	_	_	NNP
huygens-treatise-2329	675	36	,	,	,
huygens-treatise-2329	675	37	will	will	MD
huygens-treatise-2329	675	38	be	be	VB
huygens-treatise-2329	675	39	equal	equal	JJ
huygens-treatise-2329	675	40	,	,	,
huygens-treatise-2329	675	41	as	as	IN
huygens-treatise-2329	675	42	is	be	VBZ
huygens-treatise-2329	675	43	easy	easy	JJ
huygens-treatise-2329	675	44	to	to	TO
huygens-treatise-2329	675	45	see	see	VB
huygens-treatise-2329	675	46	by	by	IN
huygens-treatise-2329	675	47	that	that	DT
huygens-treatise-2329	675	48	which	which	WDT
huygens-treatise-2329	675	49	has	have	VBZ
huygens-treatise-2329	675	50	been	be	VBN
huygens-treatise-2329	675	51	demonstrated	demonstrate	VBN
huygens-treatise-2329	675	52	in	in	IN
huygens-treatise-2329	675	53	Article	Article	NNP
huygens-treatise-2329	675	54	28	28	CD
huygens-treatise-2329	675	55	.	.	.
huygens-treatise-2329	676	1	Now	now	RB
huygens-treatise-2329	676	2	it	-PRON-	PRP
huygens-treatise-2329	676	3	is	be	VBZ
huygens-treatise-2329	676	4	certain	certain	JJ
huygens-treatise-2329	676	5	that	that	IN
huygens-treatise-2329	676	6	the	the	DT
huygens-treatise-2329	676	7	point	point	NN
huygens-treatise-2329	676	8	I	-PRON-	PRP
huygens-treatise-2329	676	9	should	should	MD
huygens-treatise-2329	676	10	appear	appear	VB
huygens-treatise-2329	676	11	at	at	IN
huygens-treatise-2329	676	12	S	S	NNP
huygens-treatise-2329	676	13	where	where	WRB
huygens-treatise-2329	676	14	the	the	DT
huygens-treatise-2329	676	15	straight	straight	JJ
huygens-treatise-2329	676	16	lines	line	NNS
huygens-treatise-2329	676	17	RC	RC	NNP
huygens-treatise-2329	676	18	,	,	,
huygens-treatise-2329	676	19	_	_	NNP
huygens-treatise-2329	676	20	rc	rc	NNP
huygens-treatise-2329	676	21	_	_	NNP
huygens-treatise-2329	676	22	,	,	,
huygens-treatise-2329	676	23	meet	meet	VBP
huygens-treatise-2329	676	24	when	when	WRB
huygens-treatise-2329	676	25	prolonged	prolonged	JJ
huygens-treatise-2329	676	26	;	;	:
huygens-treatise-2329	676	27	and	and	CC
huygens-treatise-2329	676	28	that	that	IN
huygens-treatise-2329	676	29	this	this	DT
huygens-treatise-2329	676	30	point	point	NN
huygens-treatise-2329	676	31	will	will	MD
huygens-treatise-2329	676	32	fall	fall	VB
huygens-treatise-2329	676	33	in	in	IN
huygens-treatise-2329	676	34	the	the	DT
huygens-treatise-2329	676	35	line	line	NN
huygens-treatise-2329	676	36	DP	DP	NNP
huygens-treatise-2329	676	37	perpendicular	perpendicular	JJ
huygens-treatise-2329	676	38	to	to	IN
huygens-treatise-2329	676	39	G_g	g_g	CD
huygens-treatise-2329	676	40	_	_	NNP
huygens-treatise-2329	676	41	.	.	.
huygens-treatise-2329	677	1	If	if	IN
huygens-treatise-2329	677	2	one	one	PRP
huygens-treatise-2329	677	3	draws	draw	VBZ
huygens-treatise-2329	677	4	IP	IP	NNP
huygens-treatise-2329	677	5	perpendicular	perpendicular	JJ
huygens-treatise-2329	677	6	to	to	IN
huygens-treatise-2329	677	7	this	this	DT
huygens-treatise-2329	677	8	DP	DP	NNP
huygens-treatise-2329	677	9	,	,	,
huygens-treatise-2329	677	10	it	-PRON-	PRP
huygens-treatise-2329	677	11	will	will	MD
huygens-treatise-2329	677	12	be	be	VB
huygens-treatise-2329	677	13	the	the	DT
huygens-treatise-2329	677	14	distance	distance	NN
huygens-treatise-2329	677	15	PS	PS	NNP
huygens-treatise-2329	677	16	which	which	WDT
huygens-treatise-2329	677	17	will	will	MD
huygens-treatise-2329	677	18	mark	mark	VB
huygens-treatise-2329	677	19	the	the	DT
huygens-treatise-2329	677	20	apparent	apparent	JJ
huygens-treatise-2329	677	21	elevation	elevation	NN
huygens-treatise-2329	677	22	of	of	IN
huygens-treatise-2329	677	23	the	the	DT
huygens-treatise-2329	677	24	point	point	NN
huygens-treatise-2329	677	25	I.	i.	NN
huygens-treatise-2329	678	1	Let	let	VB
huygens-treatise-2329	678	2	there	there	EX
huygens-treatise-2329	678	3	be	be	VB
huygens-treatise-2329	678	4	described	describe	VBN
huygens-treatise-2329	678	5	on	on	IN
huygens-treatise-2329	678	6	G_g	g_g	CD
huygens-treatise-2329	678	7	_	_	NNP
huygens-treatise-2329	678	8	a	a	DT
huygens-treatise-2329	678	9	semicircle	semicircle	NN
huygens-treatise-2329	678	10	cutting	cut	VBG
huygens-treatise-2329	678	11	CR	CR	NNP
huygens-treatise-2329	678	12	at	at	IN
huygens-treatise-2329	678	13	B	B	NNP
huygens-treatise-2329	678	14	,	,	,
huygens-treatise-2329	678	15	from	from	IN
huygens-treatise-2329	678	16	which	which	WDT
huygens-treatise-2329	678	17	let	let	VBD
huygens-treatise-2329	678	18	BV	BV	NNP
huygens-treatise-2329	678	19	be	be	VB
huygens-treatise-2329	678	20	drawn	draw	VBN
huygens-treatise-2329	678	21	perpendicular	perpendicular	JJ
huygens-treatise-2329	678	22	to	to	IN
huygens-treatise-2329	678	23	G_g	g_g	CD
huygens-treatise-2329	678	24	_	_	NN
huygens-treatise-2329	678	25	;	;	:
huygens-treatise-2329	678	26	and	and	CC
huygens-treatise-2329	678	27	let	let	VB
huygens-treatise-2329	678	28	N	n	NN
huygens-treatise-2329	678	29	to	to	IN
huygens-treatise-2329	678	30	GC	GC	NNP
huygens-treatise-2329	678	31	be	be	VB
huygens-treatise-2329	678	32	the	the	DT
huygens-treatise-2329	678	33	proportion	proportion	NN
huygens-treatise-2329	678	34	of	of	IN
huygens-treatise-2329	678	35	the	the	DT
huygens-treatise-2329	678	36	refraction	refraction	NN
huygens-treatise-2329	678	37	in	in	IN
huygens-treatise-2329	678	38	this	this	DT
huygens-treatise-2329	678	39	section	section	NN
huygens-treatise-2329	678	40	,	,	,
huygens-treatise-2329	678	41	as	as	IN
huygens-treatise-2329	678	42	in	in	IN
huygens-treatise-2329	678	43	Article	Article	NNP
huygens-treatise-2329	678	44	28	28	CD
huygens-treatise-2329	678	45	.	.	.
huygens-treatise-2329	679	1	Since	since	IN
huygens-treatise-2329	679	2	then	then	RB
huygens-treatise-2329	679	3	CI	CI	NNP
huygens-treatise-2329	679	4	is	be	VBZ
huygens-treatise-2329	679	5	the	the	DT
huygens-treatise-2329	679	6	refraction	refraction	NN
huygens-treatise-2329	679	7	of	of	IN
huygens-treatise-2329	679	8	the	the	DT
huygens-treatise-2329	679	9	radius	radius	NN
huygens-treatise-2329	679	10	BC	BC	NNP
huygens-treatise-2329	679	11	,	,	,
huygens-treatise-2329	679	12	and	and	CC
huygens-treatise-2329	679	13	DI	DI	NNP
huygens-treatise-2329	679	14	is	be	VBZ
huygens-treatise-2329	679	15	parallel	parallel	JJ
huygens-treatise-2329	679	16	to	to	IN
huygens-treatise-2329	679	17	CM	CM	NNP
huygens-treatise-2329	679	18	,	,	,
huygens-treatise-2329	679	19	VC	VC	NNP
huygens-treatise-2329	679	20	must	must	MD
huygens-treatise-2329	679	21	be	be	VB
huygens-treatise-2329	679	22	to	to	IN
huygens-treatise-2329	679	23	CD	CD	NNP
huygens-treatise-2329	679	24	as	as	IN
huygens-treatise-2329	679	25	N	n	CD
huygens-treatise-2329	679	26	to	to	IN
huygens-treatise-2329	679	27	GC	GC	NNP
huygens-treatise-2329	679	28	,	,	,
huygens-treatise-2329	679	29	according	accord	VBG
huygens-treatise-2329	679	30	to	to	IN
huygens-treatise-2329	679	31	what	what	WP
huygens-treatise-2329	679	32	has	have	VBZ
huygens-treatise-2329	679	33	been	be	VBN
huygens-treatise-2329	679	34	demonstrated	demonstrate	VBN
huygens-treatise-2329	679	35	in	in	IN
huygens-treatise-2329	679	36	Article	Article	NNP
huygens-treatise-2329	679	37	31	31	CD
huygens-treatise-2329	679	38	.	.	.
huygens-treatise-2329	680	1	But	but	CC
huygens-treatise-2329	680	2	as	as	IN
huygens-treatise-2329	680	3	VC	VC	NNP
huygens-treatise-2329	680	4	is	be	VBZ
huygens-treatise-2329	680	5	to	to	IN
huygens-treatise-2329	680	6	CD	CD	NNP
huygens-treatise-2329	680	7	so	so	RB
huygens-treatise-2329	680	8	is	be	VBZ
huygens-treatise-2329	680	9	BV	bv	NN
huygens-treatise-2329	680	10	to	to	IN
huygens-treatise-2329	680	11	DS	DS	NNP
huygens-treatise-2329	680	12	.	.	.
huygens-treatise-2329	681	1	Let	let	VB
huygens-treatise-2329	681	2	ML	ML	NNP
huygens-treatise-2329	681	3	be	be	VB
huygens-treatise-2329	681	4	drawn	draw	VBN
huygens-treatise-2329	681	5	perpendicular	perpendicular	JJ
huygens-treatise-2329	681	6	to	to	IN
huygens-treatise-2329	681	7	CL	CL	NNP
huygens-treatise-2329	681	8	.	.	.
huygens-treatise-2329	682	1	And	and	CC
huygens-treatise-2329	682	2	because	because	IN
huygens-treatise-2329	682	3	I	-PRON-	PRP
huygens-treatise-2329	682	4	consider	consider	VBP
huygens-treatise-2329	682	5	,	,	,
huygens-treatise-2329	682	6	again	again	RB
huygens-treatise-2329	682	7	,	,	,
huygens-treatise-2329	682	8	the	the	DT
huygens-treatise-2329	682	9	eyes	eye	NNS
huygens-treatise-2329	682	10	to	to	TO
huygens-treatise-2329	682	11	be	be	VB
huygens-treatise-2329	682	12	distant	distant	JJ
huygens-treatise-2329	682	13	above	above	IN
huygens-treatise-2329	682	14	the	the	DT
huygens-treatise-2329	682	15	crystal	crystal	NN
huygens-treatise-2329	682	16	,	,	,
huygens-treatise-2329	682	17	BV	BV	NNP
huygens-treatise-2329	682	18	is	be	VBZ
huygens-treatise-2329	682	19	deemed	deem	VBN
huygens-treatise-2329	682	20	equal	equal	JJ
huygens-treatise-2329	682	21	to	to	IN
huygens-treatise-2329	682	22	the	the	DT
huygens-treatise-2329	682	23	semi	semi	JJ
huygens-treatise-2329	682	24	-	-	JJ
huygens-treatise-2329	682	25	diameter	diameter	NN
huygens-treatise-2329	682	26	CG	cg	NN
huygens-treatise-2329	682	27	;	;	:
huygens-treatise-2329	682	28	and	and	CC
huygens-treatise-2329	682	29	hence	hence	RB
huygens-treatise-2329	682	30	DS	DS	NNP
huygens-treatise-2329	682	31	will	will	MD
huygens-treatise-2329	682	32	be	be	VB
huygens-treatise-2329	682	33	a	a	DT
huygens-treatise-2329	682	34	third	third	JJ
huygens-treatise-2329	682	35	proportional	proportional	NN
huygens-treatise-2329	682	36	to	to	IN
huygens-treatise-2329	682	37	the	the	DT
huygens-treatise-2329	682	38	lines	line	NNS
huygens-treatise-2329	682	39	N	N	NNP
huygens-treatise-2329	682	40	and	and	CC
huygens-treatise-2329	682	41	CG	CG	NNP
huygens-treatise-2329	682	42	:	:	:
huygens-treatise-2329	682	43	also	also	RB
huygens-treatise-2329	682	44	DP	DP	NNP
huygens-treatise-2329	682	45	will	will	MD
huygens-treatise-2329	682	46	be	be	VB
huygens-treatise-2329	682	47	deemed	deem	VBN
huygens-treatise-2329	682	48	equal	equal	JJ
huygens-treatise-2329	682	49	to	to	IN
huygens-treatise-2329	682	50	CL	CL	NNP
huygens-treatise-2329	682	51	.	.	.
huygens-treatise-2329	683	1	Now	now	RB
huygens-treatise-2329	683	2	CG	cg	NN
huygens-treatise-2329	683	3	consisting	consist	VBG
huygens-treatise-2329	683	4	of	of	IN
huygens-treatise-2329	683	5	98,778	98,778	CD
huygens-treatise-2329	683	6	parts	part	NNS
huygens-treatise-2329	683	7	,	,	,
huygens-treatise-2329	683	8	of	of	IN
huygens-treatise-2329	683	9	which	which	WDT
huygens-treatise-2329	683	10	CM	CM	NNP
huygens-treatise-2329	683	11	contains	contain	VBZ
huygens-treatise-2329	683	12	100,000	100,000	CD
huygens-treatise-2329	683	13	,	,	,
huygens-treatise-2329	683	14	N	n	CC
huygens-treatise-2329	683	15	is	be	VBZ
huygens-treatise-2329	683	16	taken	take	VBN
huygens-treatise-2329	683	17	as	as	IN
huygens-treatise-2329	683	18	156,962	156,962	CD
huygens-treatise-2329	683	19	.	.	.
huygens-treatise-2329	684	1	Then	then	RB
huygens-treatise-2329	684	2	DS	DS	NNP
huygens-treatise-2329	684	3	will	will	MD
huygens-treatise-2329	684	4	be	be	VB
huygens-treatise-2329	684	5	62,163	62,163	CD
huygens-treatise-2329	684	6	.	.	.
huygens-treatise-2329	685	1	But	but	CC
huygens-treatise-2329	685	2	CL	CL	NNP
huygens-treatise-2329	685	3	is	be	VBZ
huygens-treatise-2329	685	4	also	also	RB
huygens-treatise-2329	685	5	determined	determine	VBN
huygens-treatise-2329	685	6	,	,	,
huygens-treatise-2329	685	7	and	and	CC
huygens-treatise-2329	685	8	contains	contain	VBZ
huygens-treatise-2329	685	9	99,324	99,324	CD
huygens-treatise-2329	685	10	parts	part	NNS
huygens-treatise-2329	685	11	,	,	,
huygens-treatise-2329	685	12	as	as	IN
huygens-treatise-2329	685	13	has	have	VBZ
huygens-treatise-2329	685	14	been	be	VBN
huygens-treatise-2329	685	15	said	say	VBN
huygens-treatise-2329	685	16	in	in	IN
huygens-treatise-2329	685	17	Articles	Articles	NNP
huygens-treatise-2329	685	18	34	34	CD
huygens-treatise-2329	685	19	and	and	CC
huygens-treatise-2329	685	20	40	40	CD
huygens-treatise-2329	685	21	.	.	.
huygens-treatise-2329	686	1	Then	then	RB
huygens-treatise-2329	686	2	the	the	DT
huygens-treatise-2329	686	3	ratio	ratio	NN
huygens-treatise-2329	686	4	of	of	IN
huygens-treatise-2329	686	5	PD	PD	NNP
huygens-treatise-2329	686	6	to	to	IN
huygens-treatise-2329	686	7	DS	DS	NNP
huygens-treatise-2329	686	8	will	will	MD
huygens-treatise-2329	686	9	be	be	VB
huygens-treatise-2329	686	10	as	as	IN
huygens-treatise-2329	686	11	99,324	99,324	CD
huygens-treatise-2329	686	12	to	to	IN
huygens-treatise-2329	686	13	62,163	62,163	CD
huygens-treatise-2329	686	14	.	.	.
huygens-treatise-2329	687	1	And	and	CC
huygens-treatise-2329	687	2	thus	thus	RB
huygens-treatise-2329	687	3	one	one	PRP
huygens-treatise-2329	687	4	knows	know	VBZ
huygens-treatise-2329	687	5	the	the	DT
huygens-treatise-2329	687	6	elevation	elevation	NN
huygens-treatise-2329	687	7	of	of	IN
huygens-treatise-2329	687	8	the	the	DT
huygens-treatise-2329	687	9	point	point	NN
huygens-treatise-2329	687	10	at	at	IN
huygens-treatise-2329	687	11	the	the	DT
huygens-treatise-2329	687	12	bottom	bottom	NN
huygens-treatise-2329	687	13	I	-PRON-	PRP
huygens-treatise-2329	687	14	by	by	IN
huygens-treatise-2329	687	15	the	the	DT
huygens-treatise-2329	687	16	refraction	refraction	NN
huygens-treatise-2329	687	17	of	of	IN
huygens-treatise-2329	687	18	this	this	DT
huygens-treatise-2329	687	19	section	section	NN
huygens-treatise-2329	687	20	;	;	:
huygens-treatise-2329	687	21	and	and	CC
huygens-treatise-2329	687	22	it	-PRON-	PRP
huygens-treatise-2329	687	23	appears	appear	VBZ
huygens-treatise-2329	687	24	that	that	IN
huygens-treatise-2329	687	25	this	this	DT
huygens-treatise-2329	687	26	elevation	elevation	NN
huygens-treatise-2329	687	27	is	be	VBZ
huygens-treatise-2329	687	28	greater	great	JJR
huygens-treatise-2329	687	29	than	than	IN
huygens-treatise-2329	687	30	that	that	DT
huygens-treatise-2329	687	31	by	by	IN
huygens-treatise-2329	687	32	the	the	DT
huygens-treatise-2329	687	33	refraction	refraction	NN
huygens-treatise-2329	687	34	of	of	IN
huygens-treatise-2329	687	35	the	the	DT
huygens-treatise-2329	687	36	preceding	precede	VBG
huygens-treatise-2329	687	37	section	section	NN
huygens-treatise-2329	687	38	,	,	,
huygens-treatise-2329	687	39	since	since	IN
huygens-treatise-2329	687	40	the	the	DT
huygens-treatise-2329	687	41	ratio	ratio	NN
huygens-treatise-2329	687	42	of	of	IN
huygens-treatise-2329	687	43	PD	PD	NNP
huygens-treatise-2329	687	44	to	to	IN
huygens-treatise-2329	687	45	DS	DS	NNP
huygens-treatise-2329	687	46	was	be	VBD
huygens-treatise-2329	687	47	there	there	RB
huygens-treatise-2329	687	48	as	as	IN
huygens-treatise-2329	687	49	99,324	99,324	CD
huygens-treatise-2329	687	50	to	to	IN
huygens-treatise-2329	687	51	70,283	70,283	CD
huygens-treatise-2329	687	52	.	.	.
huygens-treatise-2329	688	1	[	[	-LRB-
huygens-treatise-2329	688	2	Illustration	illustration	NN
huygens-treatise-2329	688	3	]	]	-RRB-
huygens-treatise-2329	688	4	But	but	CC
huygens-treatise-2329	688	5	by	by	IN
huygens-treatise-2329	688	6	the	the	DT
huygens-treatise-2329	688	7	regular	regular	JJ
huygens-treatise-2329	688	8	refraction	refraction	NN
huygens-treatise-2329	688	9	of	of	IN
huygens-treatise-2329	688	10	the	the	DT
huygens-treatise-2329	688	11	crystal	crystal	NN
huygens-treatise-2329	688	12	,	,	,
huygens-treatise-2329	688	13	of	of	IN
huygens-treatise-2329	688	14	which	which	WDT
huygens-treatise-2329	688	15	we	-PRON-	PRP
huygens-treatise-2329	688	16	have	have	VBP
huygens-treatise-2329	688	17	above	above	RB
huygens-treatise-2329	688	18	said	say	VBN
huygens-treatise-2329	688	19	that	that	IN
huygens-treatise-2329	688	20	the	the	DT
huygens-treatise-2329	688	21	proportion	proportion	NN
huygens-treatise-2329	688	22	is	be	VBZ
huygens-treatise-2329	688	23	5	5	CD
huygens-treatise-2329	688	24	to	to	IN
huygens-treatise-2329	688	25	3	3	CD
huygens-treatise-2329	688	26	,	,	,
huygens-treatise-2329	688	27	the	the	DT
huygens-treatise-2329	688	28	elevation	elevation	NN
huygens-treatise-2329	688	29	of	of	IN
huygens-treatise-2329	688	30	the	the	DT
huygens-treatise-2329	688	31	point	point	NN
huygens-treatise-2329	688	32	I	-PRON-	PRP
huygens-treatise-2329	688	33	,	,	,
huygens-treatise-2329	688	34	or	or	CC
huygens-treatise-2329	688	35	P	p	NN
huygens-treatise-2329	688	36	,	,	,
huygens-treatise-2329	688	37	from	from	IN
huygens-treatise-2329	688	38	the	the	DT
huygens-treatise-2329	688	39	bottom	bottom	NN
huygens-treatise-2329	688	40	,	,	,
huygens-treatise-2329	688	41	will	will	MD
huygens-treatise-2329	688	42	be	be	VB
huygens-treatise-2329	688	43	2/5	2/5	CD
huygens-treatise-2329	688	44	of	of	IN
huygens-treatise-2329	688	45	the	the	DT
huygens-treatise-2329	688	46	height	height	NN
huygens-treatise-2329	688	47	DP	dp	NN
huygens-treatise-2329	688	48	;	;	:
huygens-treatise-2329	688	49	as	as	IN
huygens-treatise-2329	688	50	appears	appear	VBZ
huygens-treatise-2329	688	51	by	by	IN
huygens-treatise-2329	688	52	this	this	DT
huygens-treatise-2329	688	53	figure	figure	NN
huygens-treatise-2329	688	54	,	,	,
huygens-treatise-2329	688	55	where	where	WRB
huygens-treatise-2329	688	56	the	the	DT
huygens-treatise-2329	688	57	point	point	NN
huygens-treatise-2329	688	58	P	p	NN
huygens-treatise-2329	688	59	being	be	VBG
huygens-treatise-2329	688	60	viewed	view	VBN
huygens-treatise-2329	688	61	by	by	IN
huygens-treatise-2329	688	62	the	the	DT
huygens-treatise-2329	688	63	rays	ray	NNS
huygens-treatise-2329	688	64	PCR	PCR	NNP
huygens-treatise-2329	688	65	,	,	,
huygens-treatise-2329	688	66	P_cr	P_cr	NNP
huygens-treatise-2329	688	67	_	_	NNP
huygens-treatise-2329	688	68	,	,	,
huygens-treatise-2329	688	69	refracted	refract	VBN
huygens-treatise-2329	688	70	equally	equally	RB
huygens-treatise-2329	688	71	at	at	IN
huygens-treatise-2329	688	72	the	the	DT
huygens-treatise-2329	688	73	surface	surface	NN
huygens-treatise-2329	688	74	C_c	c_c	CD
huygens-treatise-2329	688	75	_	_	NNP
huygens-treatise-2329	688	76	,	,	,
huygens-treatise-2329	688	77	this	this	DT
huygens-treatise-2329	688	78	point	point	NN
huygens-treatise-2329	688	79	must	must	MD
huygens-treatise-2329	688	80	needs	needs	VB
huygens-treatise-2329	688	81	appear	appear	VB
huygens-treatise-2329	688	82	to	to	TO
huygens-treatise-2329	688	83	be	be	VB
huygens-treatise-2329	688	84	at	at	IN
huygens-treatise-2329	688	85	S	S	NNP
huygens-treatise-2329	688	86	,	,	,
huygens-treatise-2329	688	87	in	in	IN
huygens-treatise-2329	688	88	the	the	DT
huygens-treatise-2329	688	89	perpendicular	perpendicular	JJ
huygens-treatise-2329	688	90	PD	PD	NNP
huygens-treatise-2329	688	91	where	where	WRB
huygens-treatise-2329	688	92	the	the	DT
huygens-treatise-2329	688	93	lines	line	NNS
huygens-treatise-2329	688	94	RC	RC	NNP
huygens-treatise-2329	688	95	,	,	,
huygens-treatise-2329	688	96	_	_	NNP
huygens-treatise-2329	688	97	rc	rc	NNP
huygens-treatise-2329	688	98	_	_	NNP
huygens-treatise-2329	688	99	,	,	,
huygens-treatise-2329	688	100	meet	meet	VBP
huygens-treatise-2329	688	101	when	when	WRB
huygens-treatise-2329	688	102	prolonged	prolong	VBN
huygens-treatise-2329	688	103	:	:	:
huygens-treatise-2329	688	104	and	and	CC
huygens-treatise-2329	688	105	one	one	NN
huygens-treatise-2329	688	106	knows	know	VBZ
huygens-treatise-2329	688	107	that	that	IN
huygens-treatise-2329	688	108	the	the	DT
huygens-treatise-2329	688	109	line	line	NN
huygens-treatise-2329	688	110	PC	pc	NN
huygens-treatise-2329	688	111	is	be	VBZ
huygens-treatise-2329	688	112	to	to	IN
huygens-treatise-2329	688	113	CS	CS	NNP
huygens-treatise-2329	688	114	as	as	IN
huygens-treatise-2329	688	115	5	5	CD
huygens-treatise-2329	688	116	to	to	IN
huygens-treatise-2329	688	117	3	3	CD
huygens-treatise-2329	688	118	,	,	,
huygens-treatise-2329	688	119	since	since	IN
huygens-treatise-2329	688	120	they	-PRON-	PRP
huygens-treatise-2329	688	121	are	be	VBP
huygens-treatise-2329	688	122	to	to	IN
huygens-treatise-2329	688	123	one	one	CD
huygens-treatise-2329	688	124	another	another	DT
huygens-treatise-2329	688	125	as	as	IN
huygens-treatise-2329	688	126	the	the	DT
huygens-treatise-2329	688	127	sine	sine	NN
huygens-treatise-2329	688	128	of	of	IN
huygens-treatise-2329	688	129	the	the	DT
huygens-treatise-2329	688	130	angle	angle	NN
huygens-treatise-2329	688	131	CSP	csp	NN
huygens-treatise-2329	688	132	or	or	CC
huygens-treatise-2329	688	133	DSC	dsc	NN
huygens-treatise-2329	688	134	is	be	VBZ
huygens-treatise-2329	688	135	to	to	IN
huygens-treatise-2329	688	136	the	the	DT
huygens-treatise-2329	688	137	sine	sine	NN
huygens-treatise-2329	688	138	of	of	IN
huygens-treatise-2329	688	139	the	the	DT
huygens-treatise-2329	688	140	angle	angle	NN
huygens-treatise-2329	688	141	SPC	SPC	NNP
huygens-treatise-2329	688	142	.	.	.
huygens-treatise-2329	689	1	And	and	CC
huygens-treatise-2329	689	2	because	because	IN
huygens-treatise-2329	689	3	the	the	DT
huygens-treatise-2329	689	4	ratio	ratio	NN
huygens-treatise-2329	689	5	of	of	IN
huygens-treatise-2329	689	6	PD	PD	NNP
huygens-treatise-2329	689	7	to	to	IN
huygens-treatise-2329	689	8	DS	DS	NNP
huygens-treatise-2329	689	9	is	be	VBZ
huygens-treatise-2329	689	10	deemed	deem	VBN
huygens-treatise-2329	689	11	the	the	DT
huygens-treatise-2329	689	12	same	same	JJ
huygens-treatise-2329	689	13	as	as	IN
huygens-treatise-2329	689	14	that	that	DT
huygens-treatise-2329	689	15	of	of	IN
huygens-treatise-2329	689	16	PC	PC	NNP
huygens-treatise-2329	689	17	to	to	IN
huygens-treatise-2329	689	18	CS	CS	NNP
huygens-treatise-2329	689	19	,	,	,
huygens-treatise-2329	689	20	the	the	DT
huygens-treatise-2329	689	21	two	two	CD
huygens-treatise-2329	689	22	eyes	eye	NNS
huygens-treatise-2329	689	23	Rr	rr	IN
huygens-treatise-2329	689	24	being	be	VBG
huygens-treatise-2329	689	25	supposed	suppose	VBN
huygens-treatise-2329	689	26	very	very	RB
huygens-treatise-2329	689	27	far	far	RB
huygens-treatise-2329	689	28	above	above	IN
huygens-treatise-2329	689	29	the	the	DT
huygens-treatise-2329	689	30	crystal	crystal	NN
huygens-treatise-2329	689	31	,	,	,
huygens-treatise-2329	689	32	the	the	DT
huygens-treatise-2329	689	33	elevation	elevation	NN
huygens-treatise-2329	689	34	PS	PS	NNP
huygens-treatise-2329	689	35	will	will	MD
huygens-treatise-2329	689	36	thus	thus	RB
huygens-treatise-2329	689	37	be	be	VB
huygens-treatise-2329	689	38	2/5	2/5	CD
huygens-treatise-2329	689	39	of	of	IN
huygens-treatise-2329	689	40	PD	PD	NNP
huygens-treatise-2329	689	41	.	.	.
huygens-treatise-2329	690	1	[	[	-LRB-
huygens-treatise-2329	690	2	Illustration	illustration	NN
huygens-treatise-2329	690	3	]	]	-RRB-
huygens-treatise-2329	690	4	42	42	CD
huygens-treatise-2329	690	5	.	.	.
huygens-treatise-2329	691	1	If	if	IN
huygens-treatise-2329	691	2	one	one	PRP
huygens-treatise-2329	691	3	takes	take	VBZ
huygens-treatise-2329	691	4	a	a	DT
huygens-treatise-2329	691	5	straight	straight	JJ
huygens-treatise-2329	691	6	line	line	NN
huygens-treatise-2329	691	7	AB	ab	NN
huygens-treatise-2329	691	8	for	for	IN
huygens-treatise-2329	691	9	the	the	DT
huygens-treatise-2329	691	10	thickness	thickness	NN
huygens-treatise-2329	691	11	of	of	IN
huygens-treatise-2329	691	12	the	the	DT
huygens-treatise-2329	691	13	crystal	crystal	NN
huygens-treatise-2329	691	14	,	,	,
huygens-treatise-2329	691	15	its	-PRON-	PRP$
huygens-treatise-2329	691	16	point	point	NN
huygens-treatise-2329	691	17	B	b	NN
huygens-treatise-2329	691	18	being	be	VBG
huygens-treatise-2329	691	19	at	at	IN
huygens-treatise-2329	691	20	the	the	DT
huygens-treatise-2329	691	21	bottom	bottom	NN
huygens-treatise-2329	691	22	,	,	,
huygens-treatise-2329	691	23	and	and	CC
huygens-treatise-2329	691	24	if	if	IN
huygens-treatise-2329	691	25	one	one	NN
huygens-treatise-2329	691	26	divides	divide	VBZ
huygens-treatise-2329	691	27	it	-PRON-	PRP
huygens-treatise-2329	691	28	at	at	IN
huygens-treatise-2329	691	29	the	the	DT
huygens-treatise-2329	691	30	points	point	NNS
huygens-treatise-2329	691	31	C	C	NNP
huygens-treatise-2329	691	32	,	,	,
huygens-treatise-2329	691	33	D	d	NN
huygens-treatise-2329	691	34	,	,	,
huygens-treatise-2329	691	35	E	e	NN
huygens-treatise-2329	691	36	,	,	,
huygens-treatise-2329	691	37	according	accord	VBG
huygens-treatise-2329	691	38	to	to	IN
huygens-treatise-2329	691	39	the	the	DT
huygens-treatise-2329	691	40	proportions	proportion	NNS
huygens-treatise-2329	691	41	of	of	IN
huygens-treatise-2329	691	42	the	the	DT
huygens-treatise-2329	691	43	elevations	elevation	NNS
huygens-treatise-2329	691	44	found	find	VBD
huygens-treatise-2329	691	45	,	,	,
huygens-treatise-2329	691	46	making	make	VBG
huygens-treatise-2329	691	47	AE	ae	RB
huygens-treatise-2329	691	48	3/5	3/5	CD
huygens-treatise-2329	691	49	of	of	IN
huygens-treatise-2329	691	50	AB	AB	NNP
huygens-treatise-2329	691	51	,	,	,
huygens-treatise-2329	691	52	AB	AB	NNP
huygens-treatise-2329	691	53	to	to	IN
huygens-treatise-2329	691	54	AC	AC	NNP
huygens-treatise-2329	691	55	as	as	IN
huygens-treatise-2329	691	56	99,324	99,324	CD
huygens-treatise-2329	691	57	to	to	IN
huygens-treatise-2329	691	58	70,283	70,283	CD
huygens-treatise-2329	691	59	,	,	,
huygens-treatise-2329	691	60	and	and	CC
huygens-treatise-2329	691	61	AB	AB	NNP
huygens-treatise-2329	691	62	to	to	IN
huygens-treatise-2329	691	63	AD	ad	NN
huygens-treatise-2329	691	64	as	as	IN
huygens-treatise-2329	691	65	99,324	99,324	CD
huygens-treatise-2329	691	66	to	to	IN
huygens-treatise-2329	691	67	62,163	62,163	CD
huygens-treatise-2329	691	68	,	,	,
huygens-treatise-2329	691	69	these	these	DT
huygens-treatise-2329	691	70	points	point	NNS
huygens-treatise-2329	691	71	will	will	MD
huygens-treatise-2329	691	72	divide	divide	VB
huygens-treatise-2329	691	73	AB	AB	NNP
huygens-treatise-2329	691	74	as	as	IN
huygens-treatise-2329	691	75	in	in	IN
huygens-treatise-2329	691	76	this	this	DT
huygens-treatise-2329	691	77	figure	figure	NN
huygens-treatise-2329	691	78	.	.	.
huygens-treatise-2329	692	1	And	and	CC
huygens-treatise-2329	692	2	it	-PRON-	PRP
huygens-treatise-2329	692	3	will	will	MD
huygens-treatise-2329	692	4	be	be	VB
huygens-treatise-2329	692	5	found	find	VBN
huygens-treatise-2329	692	6	that	that	IN
huygens-treatise-2329	692	7	this	this	DT
huygens-treatise-2329	692	8	agrees	agree	VBZ
huygens-treatise-2329	692	9	perfectly	perfectly	RB
huygens-treatise-2329	692	10	with	with	IN
huygens-treatise-2329	692	11	experiment	experiment	NN
huygens-treatise-2329	692	12	;	;	:
huygens-treatise-2329	692	13	that	that	DT
huygens-treatise-2329	692	14	is	be	VBZ
huygens-treatise-2329	692	15	to	to	TO
huygens-treatise-2329	692	16	say	say	VB
huygens-treatise-2329	692	17	by	by	IN
huygens-treatise-2329	692	18	placing	place	VBG
huygens-treatise-2329	692	19	the	the	DT
huygens-treatise-2329	692	20	eyes	eye	NNS
huygens-treatise-2329	692	21	above	above	IN
huygens-treatise-2329	692	22	in	in	IN
huygens-treatise-2329	692	23	the	the	DT
huygens-treatise-2329	692	24	plane	plane	NN
huygens-treatise-2329	692	25	which	which	WDT
huygens-treatise-2329	692	26	cuts	cut	VBZ
huygens-treatise-2329	692	27	the	the	DT
huygens-treatise-2329	692	28	crystal	crystal	NN
huygens-treatise-2329	692	29	according	accord	VBG
huygens-treatise-2329	692	30	to	to	IN
huygens-treatise-2329	692	31	the	the	DT
huygens-treatise-2329	692	32	shorter	short	JJR
huygens-treatise-2329	692	33	diameter	diameter	NN
huygens-treatise-2329	692	34	of	of	IN
huygens-treatise-2329	692	35	the	the	DT
huygens-treatise-2329	692	36	rhombus	rhombus	NN
huygens-treatise-2329	692	37	,	,	,
huygens-treatise-2329	692	38	the	the	DT
huygens-treatise-2329	692	39	regular	regular	JJ
huygens-treatise-2329	692	40	refraction	refraction	NN
huygens-treatise-2329	692	41	will	will	MD
huygens-treatise-2329	692	42	lift	lift	VB
huygens-treatise-2329	692	43	up	up	RP
huygens-treatise-2329	692	44	the	the	DT
huygens-treatise-2329	692	45	letters	letter	NNS
huygens-treatise-2329	692	46	to	to	IN
huygens-treatise-2329	692	47	E	e	NN
huygens-treatise-2329	692	48	;	;	:
huygens-treatise-2329	692	49	and	and	CC
huygens-treatise-2329	692	50	one	one	PRP
huygens-treatise-2329	692	51	will	will	MD
huygens-treatise-2329	692	52	see	see	VB
huygens-treatise-2329	692	53	the	the	DT
huygens-treatise-2329	692	54	bottom	bottom	NN
huygens-treatise-2329	692	55	,	,	,
huygens-treatise-2329	692	56	and	and	CC
huygens-treatise-2329	692	57	the	the	DT
huygens-treatise-2329	692	58	letters	letter	NNS
huygens-treatise-2329	692	59	over	over	IN
huygens-treatise-2329	692	60	which	which	WDT
huygens-treatise-2329	692	61	it	-PRON-	PRP
huygens-treatise-2329	692	62	is	be	VBZ
huygens-treatise-2329	692	63	placed	place	VBN
huygens-treatise-2329	692	64	,	,	,
huygens-treatise-2329	692	65	lifted	lift	VBN
huygens-treatise-2329	692	66	up	up	RP
huygens-treatise-2329	692	67	to	to	IN
huygens-treatise-2329	692	68	D	d	NN
huygens-treatise-2329	692	69	by	by	IN
huygens-treatise-2329	692	70	the	the	DT
huygens-treatise-2329	692	71	irregular	irregular	JJ
huygens-treatise-2329	692	72	refraction	refraction	NN
huygens-treatise-2329	692	73	.	.	.
huygens-treatise-2329	693	1	But	but	CC
huygens-treatise-2329	693	2	by	by	IN
huygens-treatise-2329	693	3	placing	place	VBG
huygens-treatise-2329	693	4	the	the	DT
huygens-treatise-2329	693	5	eyes	eye	NNS
huygens-treatise-2329	693	6	above	above	IN
huygens-treatise-2329	693	7	in	in	IN
huygens-treatise-2329	693	8	the	the	DT
huygens-treatise-2329	693	9	plane	plane	NN
huygens-treatise-2329	693	10	which	which	WDT
huygens-treatise-2329	693	11	cuts	cut	VBZ
huygens-treatise-2329	693	12	the	the	DT
huygens-treatise-2329	693	13	crystal	crystal	NN
huygens-treatise-2329	693	14	according	accord	VBG
huygens-treatise-2329	693	15	to	to	IN
huygens-treatise-2329	693	16	the	the	DT
huygens-treatise-2329	693	17	longer	long	JJR
huygens-treatise-2329	693	18	diameter	diameter	NN
huygens-treatise-2329	693	19	of	of	IN
huygens-treatise-2329	693	20	the	the	DT
huygens-treatise-2329	693	21	rhombus	rhombus	NN
huygens-treatise-2329	693	22	,	,	,
huygens-treatise-2329	693	23	the	the	DT
huygens-treatise-2329	693	24	regular	regular	JJ
huygens-treatise-2329	693	25	refraction	refraction	NN
huygens-treatise-2329	693	26	will	will	MD
huygens-treatise-2329	693	27	lift	lift	VB
huygens-treatise-2329	693	28	the	the	DT
huygens-treatise-2329	693	29	letters	letter	NNS
huygens-treatise-2329	693	30	to	to	IN
huygens-treatise-2329	693	31	E	E	NNP
huygens-treatise-2329	693	32	as	as	IN
huygens-treatise-2329	693	33	before	before	RB
huygens-treatise-2329	693	34	;	;	:
huygens-treatise-2329	693	35	but	but	CC
huygens-treatise-2329	693	36	the	the	DT
huygens-treatise-2329	693	37	irregular	irregular	JJ
huygens-treatise-2329	693	38	refraction	refraction	NN
huygens-treatise-2329	693	39	will	will	MD
huygens-treatise-2329	693	40	make	make	VB
huygens-treatise-2329	693	41	them	-PRON-	PRP
huygens-treatise-2329	693	42	,	,	,
huygens-treatise-2329	693	43	at	at	IN
huygens-treatise-2329	693	44	the	the	DT
huygens-treatise-2329	693	45	same	same	JJ
huygens-treatise-2329	693	46	time	time	NN
huygens-treatise-2329	693	47	,	,	,
huygens-treatise-2329	693	48	appear	appear	VB
huygens-treatise-2329	693	49	lifted	lift	VBN
huygens-treatise-2329	693	50	up	up	RP
huygens-treatise-2329	693	51	only	only	RB
huygens-treatise-2329	693	52	to	to	IN
huygens-treatise-2329	693	53	C	c	NN
huygens-treatise-2329	693	54	;	;	:
huygens-treatise-2329	693	55	and	and	CC
huygens-treatise-2329	693	56	in	in	IN
huygens-treatise-2329	693	57	such	such	PDT
huygens-treatise-2329	693	58	a	a	DT
huygens-treatise-2329	693	59	way	way	NN
huygens-treatise-2329	693	60	that	that	IN
huygens-treatise-2329	693	61	the	the	DT
huygens-treatise-2329	693	62	interval	interval	JJ
huygens-treatise-2329	693	63	CE	CE	NNP
huygens-treatise-2329	693	64	will	will	MD
huygens-treatise-2329	693	65	be	be	VB
huygens-treatise-2329	693	66	quadruple	quadruple	JJ
huygens-treatise-2329	693	67	the	the	DT
huygens-treatise-2329	693	68	interval	interval	NN
huygens-treatise-2329	693	69	ED	ED	NNP
huygens-treatise-2329	693	70	,	,	,
huygens-treatise-2329	693	71	which	which	WDT
huygens-treatise-2329	693	72	one	one	PRP
huygens-treatise-2329	693	73	previously	previously	RB
huygens-treatise-2329	693	74	saw	see	VBD
huygens-treatise-2329	693	75	.	.	.
huygens-treatise-2329	694	1	43	43	CD
huygens-treatise-2329	694	2	.	.	.
huygens-treatise-2329	695	1	I	-PRON-	PRP
huygens-treatise-2329	695	2	have	have	VBP
huygens-treatise-2329	695	3	only	only	RB
huygens-treatise-2329	695	4	to	to	TO
huygens-treatise-2329	695	5	make	make	VB
huygens-treatise-2329	695	6	the	the	DT
huygens-treatise-2329	695	7	remark	remark	NN
huygens-treatise-2329	695	8	here	here	RB
huygens-treatise-2329	695	9	that	that	IN
huygens-treatise-2329	695	10	in	in	IN
huygens-treatise-2329	695	11	both	both	PDT
huygens-treatise-2329	695	12	the	the	DT
huygens-treatise-2329	695	13	positions	position	NNS
huygens-treatise-2329	695	14	of	of	IN
huygens-treatise-2329	695	15	the	the	DT
huygens-treatise-2329	695	16	eyes	eye	NNS
huygens-treatise-2329	695	17	the	the	DT
huygens-treatise-2329	695	18	images	image	NNS
huygens-treatise-2329	695	19	caused	cause	VBN
huygens-treatise-2329	695	20	by	by	IN
huygens-treatise-2329	695	21	the	the	DT
huygens-treatise-2329	695	22	irregular	irregular	JJ
huygens-treatise-2329	695	23	refraction	refraction	NN
huygens-treatise-2329	695	24	do	do	VBP
huygens-treatise-2329	695	25	not	not	RB
huygens-treatise-2329	695	26	appear	appear	VB
huygens-treatise-2329	695	27	directly	directly	RB
huygens-treatise-2329	695	28	below	below	IN
huygens-treatise-2329	695	29	those	those	DT
huygens-treatise-2329	695	30	which	which	WDT
huygens-treatise-2329	695	31	proceed	proceed	VBP
huygens-treatise-2329	695	32	from	from	IN
huygens-treatise-2329	695	33	the	the	DT
huygens-treatise-2329	695	34	regular	regular	JJ
huygens-treatise-2329	695	35	refraction	refraction	NN
huygens-treatise-2329	695	36	,	,	,
huygens-treatise-2329	695	37	but	but	CC
huygens-treatise-2329	695	38	they	-PRON-	PRP
huygens-treatise-2329	695	39	are	be	VBP
huygens-treatise-2329	695	40	separated	separate	VBN
huygens-treatise-2329	695	41	from	from	IN
huygens-treatise-2329	695	42	them	-PRON-	PRP
huygens-treatise-2329	695	43	by	by	IN
huygens-treatise-2329	695	44	being	be	VBG
huygens-treatise-2329	695	45	more	more	RBR
huygens-treatise-2329	695	46	distant	distant	JJ
huygens-treatise-2329	695	47	from	from	IN
huygens-treatise-2329	695	48	the	the	DT
huygens-treatise-2329	695	49	equilateral	equilateral	JJ
huygens-treatise-2329	695	50	solid	solid	JJ
huygens-treatise-2329	695	51	angle	angle	NN
huygens-treatise-2329	695	52	of	of	IN
huygens-treatise-2329	695	53	the	the	DT
huygens-treatise-2329	695	54	Crystal	Crystal	NNP
huygens-treatise-2329	695	55	.	.	.
huygens-treatise-2329	696	1	That	that	DT
huygens-treatise-2329	696	2	follows	follow	VBZ
huygens-treatise-2329	696	3	,	,	,
huygens-treatise-2329	696	4	indeed	indeed	RB
huygens-treatise-2329	696	5	,	,	,
huygens-treatise-2329	696	6	from	from	IN
huygens-treatise-2329	696	7	all	all	DT
huygens-treatise-2329	696	8	that	that	WDT
huygens-treatise-2329	696	9	has	have	VBZ
huygens-treatise-2329	696	10	been	be	VBN
huygens-treatise-2329	696	11	hitherto	hitherto	VBN
huygens-treatise-2329	696	12	demonstrated	demonstrate	VBN
huygens-treatise-2329	696	13	about	about	IN
huygens-treatise-2329	696	14	the	the	DT
huygens-treatise-2329	696	15	irregular	irregular	JJ
huygens-treatise-2329	696	16	refraction	refraction	NN
huygens-treatise-2329	696	17	;	;	:
huygens-treatise-2329	696	18	and	and	CC
huygens-treatise-2329	696	19	it	-PRON-	PRP
huygens-treatise-2329	696	20	is	be	VBZ
huygens-treatise-2329	696	21	particularly	particularly	RB
huygens-treatise-2329	696	22	shown	show	VBN
huygens-treatise-2329	696	23	by	by	IN
huygens-treatise-2329	696	24	these	these	DT
huygens-treatise-2329	696	25	last	last	JJ
huygens-treatise-2329	696	26	demonstrations	demonstration	NNS
huygens-treatise-2329	696	27	,	,	,
huygens-treatise-2329	696	28	from	from	IN
huygens-treatise-2329	696	29	which	which	WDT
huygens-treatise-2329	696	30	one	one	PRP
huygens-treatise-2329	696	31	sees	see	VBZ
huygens-treatise-2329	696	32	that	that	IN
huygens-treatise-2329	696	33	the	the	DT
huygens-treatise-2329	696	34	point	point	NN
huygens-treatise-2329	696	35	I	-PRON-	PRP
huygens-treatise-2329	696	36	appears	appear	VBZ
huygens-treatise-2329	696	37	by	by	IN
huygens-treatise-2329	696	38	irregular	irregular	JJ
huygens-treatise-2329	696	39	refraction	refraction	NN
huygens-treatise-2329	696	40	at	at	IN
huygens-treatise-2329	696	41	S	s	NN
huygens-treatise-2329	696	42	in	in	IN
huygens-treatise-2329	696	43	the	the	DT
huygens-treatise-2329	696	44	perpendicular	perpendicular	JJ
huygens-treatise-2329	696	45	line	line	NN
huygens-treatise-2329	696	46	DP	DP	NNP
huygens-treatise-2329	696	47	,	,	,
huygens-treatise-2329	696	48	in	in	IN
huygens-treatise-2329	696	49	which	which	WDT
huygens-treatise-2329	696	50	line	line	NN
huygens-treatise-2329	696	51	also	also	RB
huygens-treatise-2329	696	52	the	the	DT
huygens-treatise-2329	696	53	image	image	NN
huygens-treatise-2329	696	54	of	of	IN
huygens-treatise-2329	696	55	the	the	DT
huygens-treatise-2329	696	56	point	point	NN
huygens-treatise-2329	696	57	P	p	NN
huygens-treatise-2329	696	58	ought	ought	MD
huygens-treatise-2329	696	59	to	to	TO
huygens-treatise-2329	696	60	appear	appear	VB
huygens-treatise-2329	696	61	by	by	IN
huygens-treatise-2329	696	62	regular	regular	JJ
huygens-treatise-2329	696	63	refraction	refraction	NN
huygens-treatise-2329	696	64	,	,	,
huygens-treatise-2329	696	65	but	but	CC
huygens-treatise-2329	696	66	not	not	RB
huygens-treatise-2329	696	67	the	the	DT
huygens-treatise-2329	696	68	image	image	NN
huygens-treatise-2329	696	69	of	of	IN
huygens-treatise-2329	696	70	the	the	DT
huygens-treatise-2329	696	71	point	point	NN
huygens-treatise-2329	696	72	I	-PRON-	PRP
huygens-treatise-2329	696	73	,	,	,
huygens-treatise-2329	696	74	which	which	WDT
huygens-treatise-2329	696	75	will	will	MD
huygens-treatise-2329	696	76	be	be	VB
huygens-treatise-2329	696	77	almost	almost	RB
huygens-treatise-2329	696	78	directly	directly	RB
huygens-treatise-2329	696	79	above	above	IN
huygens-treatise-2329	696	80	the	the	DT
huygens-treatise-2329	696	81	same	same	JJ
huygens-treatise-2329	696	82	point	point	NN
huygens-treatise-2329	696	83	,	,	,
huygens-treatise-2329	696	84	and	and	CC
huygens-treatise-2329	696	85	higher	high	JJR
huygens-treatise-2329	696	86	than	than	IN
huygens-treatise-2329	696	87	S.	S.	NNP
huygens-treatise-2329	696	88	But	but	CC
huygens-treatise-2329	696	89	as	as	IN
huygens-treatise-2329	696	90	to	to	IN
huygens-treatise-2329	696	91	the	the	DT
huygens-treatise-2329	696	92	apparent	apparent	JJ
huygens-treatise-2329	696	93	elevation	elevation	NN
huygens-treatise-2329	696	94	of	of	IN
huygens-treatise-2329	696	95	the	the	DT
huygens-treatise-2329	696	96	point	point	NN
huygens-treatise-2329	696	97	I	-PRON-	PRP
huygens-treatise-2329	696	98	in	in	IN
huygens-treatise-2329	696	99	other	other	JJ
huygens-treatise-2329	696	100	positions	position	NNS
huygens-treatise-2329	696	101	of	of	IN
huygens-treatise-2329	696	102	the	the	DT
huygens-treatise-2329	696	103	eyes	eye	NNS
huygens-treatise-2329	696	104	above	above	IN
huygens-treatise-2329	696	105	the	the	DT
huygens-treatise-2329	696	106	crystal	crystal	NN
huygens-treatise-2329	696	107	,	,	,
huygens-treatise-2329	696	108	besides	besides	IN
huygens-treatise-2329	696	109	the	the	DT
huygens-treatise-2329	696	110	two	two	CD
huygens-treatise-2329	696	111	positions	position	NNS
huygens-treatise-2329	696	112	which	which	WDT
huygens-treatise-2329	696	113	we	-PRON-	PRP
huygens-treatise-2329	696	114	have	have	VBP
huygens-treatise-2329	696	115	just	just	RB
huygens-treatise-2329	696	116	examined	examine	VBN
huygens-treatise-2329	696	117	,	,	,
huygens-treatise-2329	696	118	the	the	DT
huygens-treatise-2329	696	119	image	image	NN
huygens-treatise-2329	696	120	of	of	IN
huygens-treatise-2329	696	121	that	that	DT
huygens-treatise-2329	696	122	point	point	NN
huygens-treatise-2329	696	123	by	by	IN
huygens-treatise-2329	696	124	the	the	DT
huygens-treatise-2329	696	125	irregular	irregular	JJ
huygens-treatise-2329	696	126	refraction	refraction	NN
huygens-treatise-2329	696	127	will	will	MD
huygens-treatise-2329	696	128	always	always	RB
huygens-treatise-2329	696	129	appear	appear	VB
huygens-treatise-2329	696	130	between	between	IN
huygens-treatise-2329	696	131	the	the	DT
huygens-treatise-2329	696	132	two	two	CD
huygens-treatise-2329	696	133	heights	height	NNS
huygens-treatise-2329	696	134	of	of	IN
huygens-treatise-2329	696	135	D	d	NN
huygens-treatise-2329	696	136	and	and	CC
huygens-treatise-2329	696	137	C	C	NNP
huygens-treatise-2329	696	138	,	,	,
huygens-treatise-2329	696	139	passing	pass	VBG
huygens-treatise-2329	696	140	from	from	IN
huygens-treatise-2329	696	141	one	one	CD
huygens-treatise-2329	696	142	to	to	IN
huygens-treatise-2329	696	143	the	the	DT
huygens-treatise-2329	696	144	other	other	JJ
huygens-treatise-2329	696	145	as	as	IN
huygens-treatise-2329	696	146	one	one	NN
huygens-treatise-2329	696	147	turns	turn	VBZ
huygens-treatise-2329	696	148	one	one	PRP
huygens-treatise-2329	696	149	's	's	POS
huygens-treatise-2329	696	150	self	self	NN
huygens-treatise-2329	696	151	around	around	RP
huygens-treatise-2329	696	152	about	about	IN
huygens-treatise-2329	696	153	the	the	DT
huygens-treatise-2329	696	154	immovable	immovable	JJ
huygens-treatise-2329	696	155	crystal	crystal	NN
huygens-treatise-2329	696	156	,	,	,
huygens-treatise-2329	696	157	while	while	IN
huygens-treatise-2329	696	158	looking	look	VBG
huygens-treatise-2329	696	159	down	down	RB
huygens-treatise-2329	696	160	from	from	IN
huygens-treatise-2329	696	161	above	above	RB
huygens-treatise-2329	696	162	.	.	.
huygens-treatise-2329	697	1	And	and	CC
huygens-treatise-2329	697	2	all	all	PDT
huygens-treatise-2329	697	3	this	this	DT
huygens-treatise-2329	697	4	is	be	VBZ
huygens-treatise-2329	697	5	still	still	RB
huygens-treatise-2329	697	6	found	find	VBN
huygens-treatise-2329	697	7	conformable	conformable	JJ
huygens-treatise-2329	697	8	to	to	IN
huygens-treatise-2329	697	9	our	-PRON-	PRP$
huygens-treatise-2329	697	10	hypothesis	hypothesis	NN
huygens-treatise-2329	697	11	,	,	,
huygens-treatise-2329	697	12	as	as	IN
huygens-treatise-2329	697	13	any	any	DT
huygens-treatise-2329	697	14	one	one	NN
huygens-treatise-2329	697	15	can	can	MD
huygens-treatise-2329	697	16	assure	assure	VB
huygens-treatise-2329	697	17	himself	-PRON-	PRP
huygens-treatise-2329	697	18	after	after	IN
huygens-treatise-2329	697	19	I	-PRON-	PRP
huygens-treatise-2329	697	20	shall	shall	MD
huygens-treatise-2329	697	21	have	have	VB
huygens-treatise-2329	697	22	shown	show	VBN
huygens-treatise-2329	697	23	here	here	RB
huygens-treatise-2329	697	24	the	the	DT
huygens-treatise-2329	697	25	way	way	NN
huygens-treatise-2329	697	26	of	of	IN
huygens-treatise-2329	697	27	finding	find	VBG
huygens-treatise-2329	697	28	the	the	DT
huygens-treatise-2329	697	29	irregular	irregular	JJ
huygens-treatise-2329	697	30	refractions	refraction	NNS
huygens-treatise-2329	697	31	which	which	WDT
huygens-treatise-2329	697	32	appear	appear	VBP
huygens-treatise-2329	697	33	in	in	IN
huygens-treatise-2329	697	34	all	all	DT
huygens-treatise-2329	697	35	other	other	JJ
huygens-treatise-2329	697	36	sections	section	NNS
huygens-treatise-2329	697	37	of	of	IN
huygens-treatise-2329	697	38	the	the	DT
huygens-treatise-2329	697	39	crystal	crystal	NN
huygens-treatise-2329	697	40	,	,	,
huygens-treatise-2329	697	41	besides	besides	IN
huygens-treatise-2329	697	42	the	the	DT
huygens-treatise-2329	697	43	two	two	CD
huygens-treatise-2329	697	44	which	which	WDT
huygens-treatise-2329	697	45	we	-PRON-	PRP
huygens-treatise-2329	697	46	have	have	VBP
huygens-treatise-2329	697	47	considered	consider	VBN
huygens-treatise-2329	697	48	.	.	.
huygens-treatise-2329	698	1	Let	let	VB
huygens-treatise-2329	698	2	us	-PRON-	PRP
huygens-treatise-2329	698	3	suppose	suppose	VB
huygens-treatise-2329	698	4	one	one	CD
huygens-treatise-2329	698	5	of	of	IN
huygens-treatise-2329	698	6	the	the	DT
huygens-treatise-2329	698	7	faces	face	NNS
huygens-treatise-2329	698	8	of	of	IN
huygens-treatise-2329	698	9	the	the	DT
huygens-treatise-2329	698	10	crystal	crystal	NN
huygens-treatise-2329	698	11	,	,	,
huygens-treatise-2329	698	12	in	in	IN
huygens-treatise-2329	698	13	which	which	WDT
huygens-treatise-2329	698	14	let	let	VBP
huygens-treatise-2329	698	15	there	there	EX
huygens-treatise-2329	698	16	be	be	VB
huygens-treatise-2329	698	17	the	the	DT
huygens-treatise-2329	698	18	Ellipse	Ellipse	NNP
huygens-treatise-2329	698	19	HDE	HDE	NNP
huygens-treatise-2329	698	20	,	,	,
huygens-treatise-2329	698	21	the	the	DT
huygens-treatise-2329	698	22	centre	centre	NN
huygens-treatise-2329	698	23	C	C	NNP
huygens-treatise-2329	698	24	of	of	IN
huygens-treatise-2329	698	25	which	which	WDT
huygens-treatise-2329	698	26	is	be	VBZ
huygens-treatise-2329	698	27	also	also	RB
huygens-treatise-2329	698	28	the	the	DT
huygens-treatise-2329	698	29	centre	centre	NN
huygens-treatise-2329	698	30	of	of	IN
huygens-treatise-2329	698	31	the	the	DT
huygens-treatise-2329	698	32	spheroid	spheroid	JJ
huygens-treatise-2329	698	33	HME	HME	NNP
huygens-treatise-2329	698	34	in	in	IN
huygens-treatise-2329	698	35	which	which	WDT
huygens-treatise-2329	698	36	the	the	DT
huygens-treatise-2329	698	37	light	light	NN
huygens-treatise-2329	698	38	spreads	spread	VBZ
huygens-treatise-2329	698	39	,	,	,
huygens-treatise-2329	698	40	and	and	CC
huygens-treatise-2329	698	41	of	of	IN
huygens-treatise-2329	698	42	which	which	WDT
huygens-treatise-2329	698	43	the	the	DT
huygens-treatise-2329	698	44	said	say	VBD
huygens-treatise-2329	698	45	Ellipse	Ellipse	NNP
huygens-treatise-2329	698	46	is	be	VBZ
huygens-treatise-2329	698	47	the	the	DT
huygens-treatise-2329	698	48	section	section	NN
huygens-treatise-2329	698	49	.	.	.
huygens-treatise-2329	699	1	And	and	CC
huygens-treatise-2329	699	2	let	let	VB
huygens-treatise-2329	699	3	the	the	DT
huygens-treatise-2329	699	4	incident	incident	NN
huygens-treatise-2329	699	5	ray	ray	NN
huygens-treatise-2329	699	6	be	be	VB
huygens-treatise-2329	699	7	RC	RC	VBN
huygens-treatise-2329	699	8	,	,	,
huygens-treatise-2329	699	9	the	the	DT
huygens-treatise-2329	699	10	refraction	refraction	NN
huygens-treatise-2329	699	11	of	of	IN
huygens-treatise-2329	699	12	which	which	WDT
huygens-treatise-2329	699	13	it	-PRON-	PRP
huygens-treatise-2329	699	14	is	be	VBZ
huygens-treatise-2329	699	15	required	require	VBN
huygens-treatise-2329	699	16	to	to	TO
huygens-treatise-2329	699	17	find	find	VB
huygens-treatise-2329	699	18	.	.	.
huygens-treatise-2329	700	1	Let	let	VB
huygens-treatise-2329	700	2	there	there	EX
huygens-treatise-2329	700	3	be	be	VB
huygens-treatise-2329	700	4	taken	take	VBN
huygens-treatise-2329	700	5	a	a	DT
huygens-treatise-2329	700	6	plane	plane	NN
huygens-treatise-2329	700	7	passing	pass	VBG
huygens-treatise-2329	700	8	through	through	IN
huygens-treatise-2329	700	9	the	the	DT
huygens-treatise-2329	700	10	ray	ray	NN
huygens-treatise-2329	700	11	RC	rc	NN
huygens-treatise-2329	700	12	and	and	CC
huygens-treatise-2329	700	13	which	which	WDT
huygens-treatise-2329	700	14	is	be	VBZ
huygens-treatise-2329	700	15	perpendicular	perpendicular	JJ
huygens-treatise-2329	700	16	to	to	IN
huygens-treatise-2329	700	17	the	the	DT
huygens-treatise-2329	700	18	plane	plane	NN
huygens-treatise-2329	700	19	of	of	IN
huygens-treatise-2329	700	20	the	the	DT
huygens-treatise-2329	700	21	ellipse	ellipse	NN
huygens-treatise-2329	700	22	HDE	HDE	NNP
huygens-treatise-2329	700	23	,	,	,
huygens-treatise-2329	700	24	cutting	cut	VBG
huygens-treatise-2329	700	25	it	-PRON-	PRP
huygens-treatise-2329	700	26	along	along	IN
huygens-treatise-2329	700	27	the	the	DT
huygens-treatise-2329	700	28	straight	straight	JJ
huygens-treatise-2329	700	29	line	line	NN
huygens-treatise-2329	700	30	BCK	BCK	NNP
huygens-treatise-2329	700	31	;	;	:
huygens-treatise-2329	700	32	and	and	CC
huygens-treatise-2329	700	33	having	have	VBG
huygens-treatise-2329	700	34	in	in	IN
huygens-treatise-2329	700	35	the	the	DT
huygens-treatise-2329	700	36	same	same	JJ
huygens-treatise-2329	700	37	plane	plane	NN
huygens-treatise-2329	700	38	through	through	IN
huygens-treatise-2329	700	39	RC	RC	NNP
huygens-treatise-2329	700	40	made	make	VBD
huygens-treatise-2329	700	41	CO	CO	NNP
huygens-treatise-2329	700	42	perpendicular	perpendicular	JJ
huygens-treatise-2329	700	43	to	to	IN
huygens-treatise-2329	700	44	CR	CR	NNP
huygens-treatise-2329	700	45	,	,	,
huygens-treatise-2329	700	46	let	let	VB
huygens-treatise-2329	700	47	OK	ok	RB
huygens-treatise-2329	700	48	be	be	VB
huygens-treatise-2329	700	49	adjusted	adjust	VBN
huygens-treatise-2329	700	50	across	across	IN
huygens-treatise-2329	700	51	the	the	DT
huygens-treatise-2329	700	52	angle	angle	NN
huygens-treatise-2329	700	53	OCK	OCK	NNP
huygens-treatise-2329	700	54	,	,	,
huygens-treatise-2329	700	55	so	so	IN
huygens-treatise-2329	700	56	as	as	IN
huygens-treatise-2329	700	57	to	to	TO
huygens-treatise-2329	700	58	be	be	VB
huygens-treatise-2329	700	59	perpendicular	perpendicular	JJ
huygens-treatise-2329	700	60	to	to	IN
huygens-treatise-2329	700	61	OC	OC	NNP
huygens-treatise-2329	700	62	and	and	CC
huygens-treatise-2329	700	63	equal	equal	JJ
huygens-treatise-2329	700	64	to	to	IN
huygens-treatise-2329	700	65	the	the	DT
huygens-treatise-2329	700	66	line	line	NN
huygens-treatise-2329	700	67	N	N	NNP
huygens-treatise-2329	700	68	,	,	,
huygens-treatise-2329	700	69	which	which	WDT
huygens-treatise-2329	700	70	I	-PRON-	PRP
huygens-treatise-2329	700	71	suppose	suppose	VBP
huygens-treatise-2329	700	72	to	to	TO
huygens-treatise-2329	700	73	measure	measure	VB
huygens-treatise-2329	700	74	the	the	DT
huygens-treatise-2329	700	75	travel	travel	NN
huygens-treatise-2329	700	76	of	of	IN
huygens-treatise-2329	700	77	the	the	DT
huygens-treatise-2329	700	78	light	light	NN
huygens-treatise-2329	700	79	in	in	IN
huygens-treatise-2329	700	80	air	air	NN
huygens-treatise-2329	700	81	during	during	IN
huygens-treatise-2329	700	82	the	the	DT
huygens-treatise-2329	700	83	time	time	NN
huygens-treatise-2329	700	84	that	that	WDT
huygens-treatise-2329	700	85	it	-PRON-	PRP
huygens-treatise-2329	700	86	spreads	spread	VBZ
huygens-treatise-2329	700	87	in	in	IN
huygens-treatise-2329	700	88	the	the	DT
huygens-treatise-2329	700	89	crystal	crystal	NN
huygens-treatise-2329	700	90	through	through	IN
huygens-treatise-2329	700	91	the	the	DT
huygens-treatise-2329	700	92	spheroid	spheroid	JJ
huygens-treatise-2329	700	93	HDEM	HDEM	NNP
huygens-treatise-2329	700	94	.	.	.
huygens-treatise-2329	701	1	Then	then	RB
huygens-treatise-2329	701	2	in	in	IN
huygens-treatise-2329	701	3	the	the	DT
huygens-treatise-2329	701	4	plane	plane	NN
huygens-treatise-2329	701	5	of	of	IN
huygens-treatise-2329	701	6	the	the	DT
huygens-treatise-2329	701	7	Ellipse	Ellipse	NNP
huygens-treatise-2329	701	8	HDE	HDE	NNP
huygens-treatise-2329	701	9	let	let	VB
huygens-treatise-2329	701	10	KT	KT	NNP
huygens-treatise-2329	701	11	be	be	VB
huygens-treatise-2329	701	12	drawn	draw	VBN
huygens-treatise-2329	701	13	,	,	,
huygens-treatise-2329	701	14	through	through	IN
huygens-treatise-2329	701	15	the	the	DT
huygens-treatise-2329	701	16	point	point	NN
huygens-treatise-2329	701	17	K	K	NNP
huygens-treatise-2329	701	18	,	,	,
huygens-treatise-2329	701	19	perpendicular	perpendicular	JJ
huygens-treatise-2329	701	20	to	to	IN
huygens-treatise-2329	701	21	BCK	BCK	NNP
huygens-treatise-2329	701	22	.	.	.
huygens-treatise-2329	702	1	Now	now	RB
huygens-treatise-2329	702	2	if	if	IN
huygens-treatise-2329	702	3	one	one	NN
huygens-treatise-2329	702	4	conceives	conceive	VBZ
huygens-treatise-2329	702	5	a	a	DT
huygens-treatise-2329	702	6	plane	plane	NN
huygens-treatise-2329	702	7	drawn	draw	VBN
huygens-treatise-2329	702	8	through	through	IN
huygens-treatise-2329	702	9	the	the	DT
huygens-treatise-2329	702	10	straight	straight	JJ
huygens-treatise-2329	702	11	line	line	NN
huygens-treatise-2329	702	12	KT	KT	NNP
huygens-treatise-2329	702	13	and	and	CC
huygens-treatise-2329	702	14	touching	touch	VBG
huygens-treatise-2329	702	15	the	the	DT
huygens-treatise-2329	702	16	spheroid	spheroid	JJ
huygens-treatise-2329	702	17	HME	HME	NNP
huygens-treatise-2329	702	18	at	at	IN
huygens-treatise-2329	702	19	I	-PRON-	PRP
huygens-treatise-2329	702	20	,	,	,
huygens-treatise-2329	702	21	the	the	DT
huygens-treatise-2329	702	22	straight	straight	JJ
huygens-treatise-2329	702	23	line	line	NN
huygens-treatise-2329	702	24	CI	CI	NNP
huygens-treatise-2329	702	25	will	will	MD
huygens-treatise-2329	702	26	be	be	VB
huygens-treatise-2329	702	27	the	the	DT
huygens-treatise-2329	702	28	refraction	refraction	NN
huygens-treatise-2329	702	29	of	of	IN
huygens-treatise-2329	702	30	the	the	DT
huygens-treatise-2329	702	31	ray	ray	NN
huygens-treatise-2329	702	32	RC	RC	NNP
huygens-treatise-2329	702	33	,	,	,
huygens-treatise-2329	702	34	as	as	IN
huygens-treatise-2329	702	35	is	be	VBZ
huygens-treatise-2329	702	36	easy	easy	JJ
huygens-treatise-2329	702	37	to	to	TO
huygens-treatise-2329	702	38	deduce	deduce	VB
huygens-treatise-2329	702	39	from	from	IN
huygens-treatise-2329	702	40	that	that	DT
huygens-treatise-2329	702	41	which	which	WDT
huygens-treatise-2329	702	42	has	have	VBZ
huygens-treatise-2329	702	43	been	be	VBN
huygens-treatise-2329	702	44	demonstrated	demonstrate	VBN
huygens-treatise-2329	702	45	in	in	IN
huygens-treatise-2329	702	46	Article	Article	NNP
huygens-treatise-2329	702	47	36	36	CD
huygens-treatise-2329	702	48	.	.	.
huygens-treatise-2329	703	1	[	[	-LRB-
huygens-treatise-2329	703	2	Illustration	illustration	NN
huygens-treatise-2329	703	3	]	]	-RRB-
huygens-treatise-2329	703	4	But	but	CC
huygens-treatise-2329	703	5	it	-PRON-	PRP
huygens-treatise-2329	703	6	must	must	MD
huygens-treatise-2329	703	7	be	be	VB
huygens-treatise-2329	703	8	shown	show	VBN
huygens-treatise-2329	703	9	how	how	WRB
huygens-treatise-2329	703	10	one	one	PRP
huygens-treatise-2329	703	11	can	can	MD
huygens-treatise-2329	703	12	determine	determine	VB
huygens-treatise-2329	703	13	the	the	DT
huygens-treatise-2329	703	14	point	point	NN
huygens-treatise-2329	703	15	of	of	IN
huygens-treatise-2329	703	16	contact	contact	NN
huygens-treatise-2329	703	17	I.	i.	NN
huygens-treatise-2329	704	1	Let	let	VB
huygens-treatise-2329	704	2	there	there	EX
huygens-treatise-2329	704	3	be	be	VB
huygens-treatise-2329	704	4	drawn	draw	VBN
huygens-treatise-2329	704	5	parallel	parallel	JJ
huygens-treatise-2329	704	6	to	to	IN
huygens-treatise-2329	704	7	the	the	DT
huygens-treatise-2329	704	8	line	line	NN
huygens-treatise-2329	704	9	KT	KT	NNP
huygens-treatise-2329	704	10	a	a	DT
huygens-treatise-2329	704	11	line	line	NN
huygens-treatise-2329	704	12	HF	HF	NNP
huygens-treatise-2329	704	13	which	which	WDT
huygens-treatise-2329	704	14	touches	touch	VBZ
huygens-treatise-2329	704	15	the	the	DT
huygens-treatise-2329	704	16	Ellipse	Ellipse	NNP
huygens-treatise-2329	704	17	HDE	HDE	NNP
huygens-treatise-2329	704	18	,	,	,
huygens-treatise-2329	704	19	and	and	CC
huygens-treatise-2329	704	20	let	let	VB
huygens-treatise-2329	704	21	this	this	DT
huygens-treatise-2329	704	22	point	point	NN
huygens-treatise-2329	704	23	of	of	IN
huygens-treatise-2329	704	24	contact	contact	NN
huygens-treatise-2329	704	25	be	be	VB
huygens-treatise-2329	704	26	at	at	IN
huygens-treatise-2329	704	27	H.	H.	NNP
huygens-treatise-2329	704	28	And	and	CC
huygens-treatise-2329	704	29	having	have	VBG
huygens-treatise-2329	704	30	drawn	draw	VBN
huygens-treatise-2329	704	31	a	a	DT
huygens-treatise-2329	704	32	straight	straight	JJ
huygens-treatise-2329	704	33	line	line	NN
huygens-treatise-2329	704	34	along	along	IN
huygens-treatise-2329	704	35	CH	CH	NNP
huygens-treatise-2329	704	36	to	to	TO
huygens-treatise-2329	704	37	meet	meet	VB
huygens-treatise-2329	704	38	KT	KT	NNP
huygens-treatise-2329	704	39	at	at	IN
huygens-treatise-2329	704	40	T	T	NNP
huygens-treatise-2329	704	41	,	,	,
huygens-treatise-2329	704	42	let	let	VB
huygens-treatise-2329	704	43	there	there	EX
huygens-treatise-2329	704	44	be	be	VB
huygens-treatise-2329	704	45	imagined	imagine	VBN
huygens-treatise-2329	704	46	a	a	DT
huygens-treatise-2329	704	47	plane	plane	NN
huygens-treatise-2329	704	48	passing	pass	VBG
huygens-treatise-2329	704	49	through	through	IN
huygens-treatise-2329	704	50	the	the	DT
huygens-treatise-2329	704	51	same	same	JJ
huygens-treatise-2329	704	52	CH	CH	NNP
huygens-treatise-2329	704	53	and	and	CC
huygens-treatise-2329	704	54	through	through	IN
huygens-treatise-2329	704	55	CM	CM	NNP
huygens-treatise-2329	704	56	(	(	-LRB-
huygens-treatise-2329	704	57	which	which	WDT
huygens-treatise-2329	704	58	I	-PRON-	PRP
huygens-treatise-2329	704	59	suppose	suppose	VBP
huygens-treatise-2329	704	60	to	to	TO
huygens-treatise-2329	704	61	be	be	VB
huygens-treatise-2329	704	62	the	the	DT
huygens-treatise-2329	704	63	refraction	refraction	NN
huygens-treatise-2329	704	64	of	of	IN
huygens-treatise-2329	704	65	the	the	DT
huygens-treatise-2329	704	66	perpendicular	perpendicular	JJ
huygens-treatise-2329	704	67	ray	ray	NN
huygens-treatise-2329	704	68	)	)	-RRB-
huygens-treatise-2329	704	69	,	,	,
huygens-treatise-2329	704	70	which	which	WDT
huygens-treatise-2329	704	71	makes	make	VBZ
huygens-treatise-2329	704	72	in	in	IN
huygens-treatise-2329	704	73	the	the	DT
huygens-treatise-2329	704	74	spheroid	spheroid	NN
huygens-treatise-2329	704	75	the	the	DT
huygens-treatise-2329	704	76	elliptical	elliptical	JJ
huygens-treatise-2329	704	77	section	section	NN
huygens-treatise-2329	704	78	HME	HME	NNP
huygens-treatise-2329	704	79	.	.	.
huygens-treatise-2329	705	1	It	-PRON-	PRP
huygens-treatise-2329	705	2	is	be	VBZ
huygens-treatise-2329	705	3	certain	certain	JJ
huygens-treatise-2329	705	4	that	that	IN
huygens-treatise-2329	705	5	the	the	DT
huygens-treatise-2329	705	6	plane	plane	NN
huygens-treatise-2329	705	7	which	which	WDT
huygens-treatise-2329	705	8	will	will	MD
huygens-treatise-2329	705	9	pass	pass	VB
huygens-treatise-2329	705	10	through	through	IN
huygens-treatise-2329	705	11	the	the	DT
huygens-treatise-2329	705	12	straight	straight	JJ
huygens-treatise-2329	705	13	line	line	NN
huygens-treatise-2329	705	14	KT	KT	NNP
huygens-treatise-2329	705	15	,	,	,
huygens-treatise-2329	705	16	and	and	CC
huygens-treatise-2329	705	17	which	which	WDT
huygens-treatise-2329	705	18	will	will	MD
huygens-treatise-2329	705	19	touch	touch	VB
huygens-treatise-2329	705	20	the	the	DT
huygens-treatise-2329	705	21	spheroid	spheroid	NN
huygens-treatise-2329	705	22	,	,	,
huygens-treatise-2329	705	23	will	will	MD
huygens-treatise-2329	705	24	touch	touch	VB
huygens-treatise-2329	705	25	it	-PRON-	PRP
huygens-treatise-2329	705	26	at	at	IN
huygens-treatise-2329	705	27	a	a	DT
huygens-treatise-2329	705	28	point	point	NN
huygens-treatise-2329	705	29	in	in	IN
huygens-treatise-2329	705	30	the	the	DT
huygens-treatise-2329	705	31	Ellipse	Ellipse	NNP
huygens-treatise-2329	705	32	HME	HME	NNP
huygens-treatise-2329	705	33	,	,	,
huygens-treatise-2329	705	34	according	accord	VBG
huygens-treatise-2329	705	35	to	to	IN
huygens-treatise-2329	705	36	the	the	DT
huygens-treatise-2329	705	37	Lemma	Lemma	NNP
huygens-treatise-2329	705	38	which	which	WDT
huygens-treatise-2329	705	39	will	will	MD
huygens-treatise-2329	705	40	be	be	VB
huygens-treatise-2329	705	41	demonstrated	demonstrate	VBN
huygens-treatise-2329	705	42	at	at	IN
huygens-treatise-2329	705	43	the	the	DT
huygens-treatise-2329	705	44	end	end	NN
huygens-treatise-2329	705	45	of	of	IN
huygens-treatise-2329	705	46	the	the	DT
huygens-treatise-2329	705	47	Chapter	chapter	NN
huygens-treatise-2329	705	48	.	.	.
huygens-treatise-2329	706	1	Now	now	RB
huygens-treatise-2329	706	2	this	this	DT
huygens-treatise-2329	706	3	point	point	NN
huygens-treatise-2329	706	4	is	be	VBZ
huygens-treatise-2329	706	5	necessarily	necessarily	RB
huygens-treatise-2329	706	6	the	the	DT
huygens-treatise-2329	706	7	point	point	NN
huygens-treatise-2329	706	8	I	-PRON-	PRP
huygens-treatise-2329	706	9	which	which	WDT
huygens-treatise-2329	706	10	is	be	VBZ
huygens-treatise-2329	706	11	sought	seek	VBN
huygens-treatise-2329	706	12	,	,	,
huygens-treatise-2329	706	13	since	since	IN
huygens-treatise-2329	706	14	the	the	DT
huygens-treatise-2329	706	15	plane	plane	NN
huygens-treatise-2329	706	16	drawn	draw	VBN
huygens-treatise-2329	706	17	through	through	IN
huygens-treatise-2329	706	18	TK	TK	NNP
huygens-treatise-2329	706	19	can	can	MD
huygens-treatise-2329	706	20	touch	touch	VB
huygens-treatise-2329	706	21	the	the	DT
huygens-treatise-2329	706	22	spheroid	spheroid	NN
huygens-treatise-2329	706	23	at	at	IN
huygens-treatise-2329	706	24	one	one	CD
huygens-treatise-2329	706	25	point	point	NN
huygens-treatise-2329	706	26	only	only	RB
huygens-treatise-2329	706	27	.	.	.
huygens-treatise-2329	707	1	And	and	CC
huygens-treatise-2329	707	2	this	this	DT
huygens-treatise-2329	707	3	point	point	NN
huygens-treatise-2329	707	4	I	-PRON-	PRP
huygens-treatise-2329	707	5	is	be	VBZ
huygens-treatise-2329	707	6	easy	easy	JJ
huygens-treatise-2329	707	7	to	to	TO
huygens-treatise-2329	707	8	determine	determine	VB
huygens-treatise-2329	707	9	,	,	,
huygens-treatise-2329	707	10	since	since	IN
huygens-treatise-2329	707	11	it	-PRON-	PRP
huygens-treatise-2329	707	12	is	be	VBZ
huygens-treatise-2329	707	13	needful	needful	JJ
huygens-treatise-2329	707	14	only	only	RB
huygens-treatise-2329	707	15	to	to	TO
huygens-treatise-2329	707	16	draw	draw	VB
huygens-treatise-2329	707	17	from	from	IN
huygens-treatise-2329	707	18	the	the	DT
huygens-treatise-2329	707	19	point	point	NN
huygens-treatise-2329	707	20	T	T	NNP
huygens-treatise-2329	707	21	,	,	,
huygens-treatise-2329	707	22	which	which	WDT
huygens-treatise-2329	707	23	is	be	VBZ
huygens-treatise-2329	707	24	in	in	IN
huygens-treatise-2329	707	25	the	the	DT
huygens-treatise-2329	707	26	plane	plane	NN
huygens-treatise-2329	707	27	of	of	IN
huygens-treatise-2329	707	28	this	this	DT
huygens-treatise-2329	707	29	Ellipse	Ellipse	NNP
huygens-treatise-2329	707	30	,	,	,
huygens-treatise-2329	707	31	the	the	DT
huygens-treatise-2329	707	32	tangent	tangent	NN
huygens-treatise-2329	707	33	TI	TI	NNP
huygens-treatise-2329	707	34	,	,	,
huygens-treatise-2329	707	35	in	in	IN
huygens-treatise-2329	707	36	the	the	DT
huygens-treatise-2329	707	37	way	way	NN
huygens-treatise-2329	707	38	shown	show	VBN
huygens-treatise-2329	707	39	previously	previously	RB
huygens-treatise-2329	707	40	.	.	.
huygens-treatise-2329	708	1	For	for	IN
huygens-treatise-2329	708	2	the	the	DT
huygens-treatise-2329	708	3	Ellipse	Ellipse	NNP
huygens-treatise-2329	708	4	HME	HME	NNP
huygens-treatise-2329	708	5	is	be	VBZ
huygens-treatise-2329	708	6	given	give	VBN
huygens-treatise-2329	708	7	,	,	,
huygens-treatise-2329	708	8	and	and	CC
huygens-treatise-2329	708	9	its	-PRON-	PRP$
huygens-treatise-2329	708	10	conjugate	conjugate	JJ
huygens-treatise-2329	708	11	semi	semi	NN
huygens-treatise-2329	708	12	-	-	NNS
huygens-treatise-2329	708	13	diameters	diameter	NNS
huygens-treatise-2329	708	14	are	be	VBP
huygens-treatise-2329	708	15	CH	CH	NNP
huygens-treatise-2329	708	16	and	and	CC
huygens-treatise-2329	708	17	CM	CM	NNP
huygens-treatise-2329	708	18	;	;	:
huygens-treatise-2329	708	19	because	because	IN
huygens-treatise-2329	708	20	a	a	DT
huygens-treatise-2329	708	21	straight	straight	JJ
huygens-treatise-2329	708	22	line	line	NN
huygens-treatise-2329	708	23	drawn	draw	VBN
huygens-treatise-2329	708	24	through	through	IN
huygens-treatise-2329	708	25	M	M	NNP
huygens-treatise-2329	708	26	,	,	,
huygens-treatise-2329	708	27	parallel	parallel	JJ
huygens-treatise-2329	708	28	to	to	IN
huygens-treatise-2329	708	29	HE	he	PRP
huygens-treatise-2329	708	30	,	,	,
huygens-treatise-2329	708	31	touches	touch	VBZ
huygens-treatise-2329	708	32	the	the	DT
huygens-treatise-2329	708	33	Ellipse	Ellipse	NNP
huygens-treatise-2329	708	34	HME	HME	NNP
huygens-treatise-2329	708	35	,	,	,
huygens-treatise-2329	708	36	as	as	IN
huygens-treatise-2329	708	37	follows	follow	VBZ
huygens-treatise-2329	708	38	from	from	IN
huygens-treatise-2329	708	39	the	the	DT
huygens-treatise-2329	708	40	fact	fact	NN
huygens-treatise-2329	708	41	that	that	IN
huygens-treatise-2329	708	42	a	a	DT
huygens-treatise-2329	708	43	plane	plane	NN
huygens-treatise-2329	708	44	taken	take	VBN
huygens-treatise-2329	708	45	through	through	IN
huygens-treatise-2329	708	46	M	M	NNP
huygens-treatise-2329	708	47	,	,	,
huygens-treatise-2329	708	48	and	and	CC
huygens-treatise-2329	708	49	parallel	parallel	NN
huygens-treatise-2329	708	50	to	to	IN
huygens-treatise-2329	708	51	the	the	DT
huygens-treatise-2329	708	52	plane	plane	NN
huygens-treatise-2329	708	53	HDE	HDE	NNP
huygens-treatise-2329	708	54	,	,	,
huygens-treatise-2329	708	55	touches	touch	VBZ
huygens-treatise-2329	708	56	the	the	DT
huygens-treatise-2329	708	57	spheroid	spheroid	NN
huygens-treatise-2329	708	58	at	at	IN
huygens-treatise-2329	708	59	that	that	DT
huygens-treatise-2329	708	60	point	point	NN
huygens-treatise-2329	708	61	M	M	NNP
huygens-treatise-2329	708	62	,	,	,
huygens-treatise-2329	708	63	as	as	IN
huygens-treatise-2329	708	64	is	be	VBZ
huygens-treatise-2329	708	65	seen	see	VBN
huygens-treatise-2329	708	66	from	from	IN
huygens-treatise-2329	708	67	Articles	Articles	NNP
huygens-treatise-2329	708	68	27	27	CD
huygens-treatise-2329	708	69	and	and	CC
huygens-treatise-2329	708	70	23	23	CD
huygens-treatise-2329	708	71	.	.	.
huygens-treatise-2329	709	1	For	for	IN
huygens-treatise-2329	709	2	the	the	DT
huygens-treatise-2329	709	3	rest	rest	NN
huygens-treatise-2329	709	4	,	,	,
huygens-treatise-2329	709	5	the	the	DT
huygens-treatise-2329	709	6	position	position	NN
huygens-treatise-2329	709	7	of	of	IN
huygens-treatise-2329	709	8	this	this	DT
huygens-treatise-2329	709	9	ellipse	ellipse	NN
huygens-treatise-2329	709	10	,	,	,
huygens-treatise-2329	709	11	with	with	IN
huygens-treatise-2329	709	12	respect	respect	NN
huygens-treatise-2329	709	13	to	to	IN
huygens-treatise-2329	709	14	the	the	DT
huygens-treatise-2329	709	15	plane	plane	NN
huygens-treatise-2329	709	16	through	through	IN
huygens-treatise-2329	709	17	the	the	DT
huygens-treatise-2329	709	18	ray	ray	NN
huygens-treatise-2329	709	19	RC	rc	NN
huygens-treatise-2329	709	20	and	and	CC
huygens-treatise-2329	709	21	through	through	IN
huygens-treatise-2329	709	22	CK	CK	NNP
huygens-treatise-2329	709	23	,	,	,
huygens-treatise-2329	709	24	is	be	VBZ
huygens-treatise-2329	709	25	also	also	RB
huygens-treatise-2329	709	26	given	give	VBN
huygens-treatise-2329	709	27	;	;	:
huygens-treatise-2329	709	28	from	from	IN
huygens-treatise-2329	709	29	which	which	WDT
huygens-treatise-2329	709	30	it	-PRON-	PRP
huygens-treatise-2329	709	31	will	will	MD
huygens-treatise-2329	709	32	be	be	VB
huygens-treatise-2329	709	33	easy	easy	JJ
huygens-treatise-2329	709	34	to	to	TO
huygens-treatise-2329	709	35	find	find	VB
huygens-treatise-2329	709	36	the	the	DT
huygens-treatise-2329	709	37	position	position	NN
huygens-treatise-2329	709	38	of	of	IN
huygens-treatise-2329	709	39	CI	CI	NNP
huygens-treatise-2329	709	40	,	,	,
huygens-treatise-2329	709	41	the	the	DT
huygens-treatise-2329	709	42	refraction	refraction	NN
huygens-treatise-2329	709	43	corresponding	correspond	VBG
huygens-treatise-2329	709	44	to	to	IN
huygens-treatise-2329	709	45	the	the	DT
huygens-treatise-2329	709	46	ray	ray	NN
huygens-treatise-2329	709	47	RC	RC	NNP
huygens-treatise-2329	709	48	.	.	.
huygens-treatise-2329	710	1	Now	now	RB
huygens-treatise-2329	710	2	it	-PRON-	PRP
huygens-treatise-2329	710	3	must	must	MD
huygens-treatise-2329	710	4	be	be	VB
huygens-treatise-2329	710	5	noted	note	VBN
huygens-treatise-2329	710	6	that	that	IN
huygens-treatise-2329	710	7	the	the	DT
huygens-treatise-2329	710	8	same	same	JJ
huygens-treatise-2329	710	9	ellipse	ellipse	NN
huygens-treatise-2329	710	10	HME	HME	NNP
huygens-treatise-2329	710	11	serves	serve	VBZ
huygens-treatise-2329	710	12	to	to	TO
huygens-treatise-2329	710	13	find	find	VB
huygens-treatise-2329	710	14	the	the	DT
huygens-treatise-2329	710	15	refractions	refraction	NNS
huygens-treatise-2329	710	16	of	of	IN
huygens-treatise-2329	710	17	any	any	DT
huygens-treatise-2329	710	18	other	other	JJ
huygens-treatise-2329	710	19	ray	ray	NN
huygens-treatise-2329	710	20	which	which	WDT
huygens-treatise-2329	710	21	may	may	MD
huygens-treatise-2329	710	22	be	be	VB
huygens-treatise-2329	710	23	in	in	IN
huygens-treatise-2329	710	24	the	the	DT
huygens-treatise-2329	710	25	plane	plane	NN
huygens-treatise-2329	710	26	through	through	IN
huygens-treatise-2329	710	27	RC	RC	NNP
huygens-treatise-2329	710	28	and	and	CC
huygens-treatise-2329	710	29	CK	CK	NNP
huygens-treatise-2329	710	30	.	.	.
huygens-treatise-2329	711	1	Because	because	IN
huygens-treatise-2329	711	2	every	every	DT
huygens-treatise-2329	711	3	plane	plane	NN
huygens-treatise-2329	711	4	,	,	,
huygens-treatise-2329	711	5	parallel	parallel	JJ
huygens-treatise-2329	711	6	to	to	IN
huygens-treatise-2329	711	7	the	the	DT
huygens-treatise-2329	711	8	straight	straight	JJ
huygens-treatise-2329	711	9	line	line	NN
huygens-treatise-2329	711	10	HF	HF	NNP
huygens-treatise-2329	711	11	,	,	,
huygens-treatise-2329	711	12	or	or	CC
huygens-treatise-2329	711	13	TK	TK	NNP
huygens-treatise-2329	711	14	,	,	,
huygens-treatise-2329	711	15	which	which	WDT
huygens-treatise-2329	711	16	will	will	MD
huygens-treatise-2329	711	17	touch	touch	VB
huygens-treatise-2329	711	18	the	the	DT
huygens-treatise-2329	711	19	spheroid	spheroid	NN
huygens-treatise-2329	711	20	,	,	,
huygens-treatise-2329	711	21	will	will	MD
huygens-treatise-2329	711	22	touch	touch	VB
huygens-treatise-2329	711	23	it	-PRON-	PRP
huygens-treatise-2329	711	24	in	in	IN
huygens-treatise-2329	711	25	this	this	DT
huygens-treatise-2329	711	26	ellipse	ellipse	NN
huygens-treatise-2329	711	27	,	,	,
huygens-treatise-2329	711	28	according	accord	VBG
huygens-treatise-2329	711	29	to	to	IN
huygens-treatise-2329	711	30	the	the	DT
huygens-treatise-2329	711	31	Lemma	Lemma	NNP
huygens-treatise-2329	711	32	quoted	quote	VBD
huygens-treatise-2329	711	33	a	a	DT
huygens-treatise-2329	711	34	little	little	JJ
huygens-treatise-2329	711	35	before	before	RB
huygens-treatise-2329	711	36	.	.	.
huygens-treatise-2329	712	1	I	-PRON-	PRP
huygens-treatise-2329	712	2	have	have	VBP
huygens-treatise-2329	712	3	investigated	investigate	VBN
huygens-treatise-2329	712	4	thus	thus	RB
huygens-treatise-2329	712	5	,	,	,
huygens-treatise-2329	712	6	in	in	IN
huygens-treatise-2329	712	7	minute	minute	NN
huygens-treatise-2329	712	8	detail	detail	NN
huygens-treatise-2329	712	9	,	,	,
huygens-treatise-2329	712	10	the	the	DT
huygens-treatise-2329	712	11	properties	property	NNS
huygens-treatise-2329	712	12	of	of	IN
huygens-treatise-2329	712	13	the	the	DT
huygens-treatise-2329	712	14	irregular	irregular	JJ
huygens-treatise-2329	712	15	refraction	refraction	NN
huygens-treatise-2329	712	16	of	of	IN
huygens-treatise-2329	712	17	this	this	DT
huygens-treatise-2329	712	18	Crystal	Crystal	NNP
huygens-treatise-2329	712	19	,	,	,
huygens-treatise-2329	712	20	in	in	IN
huygens-treatise-2329	712	21	order	order	NN
huygens-treatise-2329	712	22	to	to	TO
huygens-treatise-2329	712	23	see	see	VB
huygens-treatise-2329	712	24	whether	whether	IN
huygens-treatise-2329	712	25	each	each	DT
huygens-treatise-2329	712	26	phenomenon	phenomenon	NN
huygens-treatise-2329	712	27	that	that	WDT
huygens-treatise-2329	712	28	is	be	VBZ
huygens-treatise-2329	712	29	deduced	deduce	VBN
huygens-treatise-2329	712	30	from	from	IN
huygens-treatise-2329	712	31	our	-PRON-	PRP$
huygens-treatise-2329	712	32	hypothesis	hypothesis	NN
huygens-treatise-2329	712	33	accords	accord	NNS
huygens-treatise-2329	712	34	with	with	IN
huygens-treatise-2329	712	35	that	that	DT
huygens-treatise-2329	712	36	which	which	WDT
huygens-treatise-2329	712	37	is	be	VBZ
huygens-treatise-2329	712	38	observed	observe	VBN
huygens-treatise-2329	712	39	in	in	IN
huygens-treatise-2329	712	40	fact	fact	NN
huygens-treatise-2329	712	41	.	.	.
huygens-treatise-2329	713	1	And	and	CC
huygens-treatise-2329	713	2	this	this	DT
huygens-treatise-2329	713	3	being	be	VBG
huygens-treatise-2329	713	4	so	so	RB
huygens-treatise-2329	713	5	it	-PRON-	PRP
huygens-treatise-2329	713	6	affords	afford	VBZ
huygens-treatise-2329	713	7	no	no	DT
huygens-treatise-2329	713	8	slight	slight	JJ
huygens-treatise-2329	713	9	proof	proof	NN
huygens-treatise-2329	713	10	of	of	IN
huygens-treatise-2329	713	11	the	the	DT
huygens-treatise-2329	713	12	truth	truth	NN
huygens-treatise-2329	713	13	of	of	IN
huygens-treatise-2329	713	14	our	-PRON-	PRP$
huygens-treatise-2329	713	15	suppositions	supposition	NNS
huygens-treatise-2329	713	16	and	and	CC
huygens-treatise-2329	713	17	principles	principle	NNS
huygens-treatise-2329	713	18	.	.	.
huygens-treatise-2329	714	1	But	but	CC
huygens-treatise-2329	714	2	what	what	WP
huygens-treatise-2329	714	3	I	-PRON-	PRP
huygens-treatise-2329	714	4	am	be	VBP
huygens-treatise-2329	714	5	going	go	VBG
huygens-treatise-2329	714	6	to	to	TO
huygens-treatise-2329	714	7	add	add	VB
huygens-treatise-2329	714	8	here	here	RB
huygens-treatise-2329	714	9	confirms	confirm	VBZ
huygens-treatise-2329	714	10	them	-PRON-	PRP
huygens-treatise-2329	714	11	again	again	RB
huygens-treatise-2329	714	12	marvellously	marvellously	RB
huygens-treatise-2329	714	13	.	.	.
huygens-treatise-2329	715	1	It	-PRON-	PRP
huygens-treatise-2329	715	2	is	be	VBZ
huygens-treatise-2329	715	3	this	this	DT
huygens-treatise-2329	715	4	:	:	:
huygens-treatise-2329	715	5	that	that	IN
huygens-treatise-2329	715	6	there	there	EX
huygens-treatise-2329	715	7	are	be	VBP
huygens-treatise-2329	715	8	different	different	JJ
huygens-treatise-2329	715	9	sections	section	NNS
huygens-treatise-2329	715	10	of	of	IN
huygens-treatise-2329	715	11	this	this	DT
huygens-treatise-2329	715	12	Crystal	Crystal	NNP
huygens-treatise-2329	715	13	,	,	,
huygens-treatise-2329	715	14	the	the	DT
huygens-treatise-2329	715	15	surfaces	surface	NNS
huygens-treatise-2329	715	16	of	of	IN
huygens-treatise-2329	715	17	which	which	WDT
huygens-treatise-2329	715	18	,	,	,
huygens-treatise-2329	715	19	thereby	thereby	RB
huygens-treatise-2329	715	20	produced	produce	VBN
huygens-treatise-2329	715	21	,	,	,
huygens-treatise-2329	715	22	give	give	VB
huygens-treatise-2329	715	23	rise	rise	NN
huygens-treatise-2329	715	24	to	to	IN
huygens-treatise-2329	715	25	refractions	refraction	NNS
huygens-treatise-2329	715	26	precisely	precisely	RB
huygens-treatise-2329	715	27	such	such	JJ
huygens-treatise-2329	715	28	as	as	IN
huygens-treatise-2329	715	29	they	-PRON-	PRP
huygens-treatise-2329	715	30	ought	ought	MD
huygens-treatise-2329	715	31	to	to	TO
huygens-treatise-2329	715	32	be	be	VB
huygens-treatise-2329	715	33	,	,	,
huygens-treatise-2329	715	34	and	and	CC
huygens-treatise-2329	715	35	as	as	IN
huygens-treatise-2329	715	36	I	-PRON-	PRP
huygens-treatise-2329	715	37	had	have	VBD
huygens-treatise-2329	715	38	foreseen	foresee	VBN
huygens-treatise-2329	715	39	them	-PRON-	PRP
huygens-treatise-2329	715	40	,	,	,
huygens-treatise-2329	715	41	according	accord	VBG
huygens-treatise-2329	715	42	to	to	IN
huygens-treatise-2329	715	43	the	the	DT
huygens-treatise-2329	715	44	preceding	precede	VBG
huygens-treatise-2329	715	45	Theory	theory	NN
huygens-treatise-2329	715	46	.	.	.
huygens-treatise-2329	716	1	In	in	IN
huygens-treatise-2329	716	2	order	order	NN
huygens-treatise-2329	716	3	to	to	TO
huygens-treatise-2329	716	4	explain	explain	VB
huygens-treatise-2329	716	5	what	what	WP
huygens-treatise-2329	716	6	these	these	DT
huygens-treatise-2329	716	7	sections	section	NNS
huygens-treatise-2329	716	8	are	be	VBP
huygens-treatise-2329	716	9	,	,	,
huygens-treatise-2329	716	10	let	let	VB
huygens-treatise-2329	716	11	ABKF	ABKF	NNP
huygens-treatise-2329	716	12	_	_	NNP
huygens-treatise-2329	716	13	be	be	VB
huygens-treatise-2329	716	14	_	_	NNP
huygens-treatise-2329	716	15	the	the	DT
huygens-treatise-2329	716	16	principal	principal	JJ
huygens-treatise-2329	716	17	section	section	NN
huygens-treatise-2329	716	18	through	through	IN
huygens-treatise-2329	716	19	the	the	DT
huygens-treatise-2329	716	20	axis	axis	NN
huygens-treatise-2329	716	21	of	of	IN
huygens-treatise-2329	716	22	the	the	DT
huygens-treatise-2329	716	23	crystal	crystal	NN
huygens-treatise-2329	716	24	ACK	ACK	NNP
huygens-treatise-2329	716	25	,	,	,
huygens-treatise-2329	716	26	in	in	IN
huygens-treatise-2329	716	27	which	which	WDT
huygens-treatise-2329	716	28	there	there	EX
huygens-treatise-2329	716	29	will	will	MD
huygens-treatise-2329	716	30	also	also	RB
huygens-treatise-2329	716	31	be	be	VB
huygens-treatise-2329	716	32	the	the	DT
huygens-treatise-2329	716	33	axis	axis	JJ
huygens-treatise-2329	716	34	SS	ss	NN
huygens-treatise-2329	716	35	of	of	IN
huygens-treatise-2329	716	36	a	a	DT
huygens-treatise-2329	716	37	spheroidal	spheroidal	JJ
huygens-treatise-2329	716	38	wave	wave	NN
huygens-treatise-2329	716	39	of	of	IN
huygens-treatise-2329	716	40	light	light	NN
huygens-treatise-2329	716	41	spreading	spread	VBG
huygens-treatise-2329	716	42	in	in	IN
huygens-treatise-2329	716	43	the	the	DT
huygens-treatise-2329	716	44	crystal	crystal	NN
huygens-treatise-2329	716	45	from	from	IN
huygens-treatise-2329	716	46	the	the	DT
huygens-treatise-2329	716	47	centre	centre	NN
huygens-treatise-2329	716	48	C	c	NN
huygens-treatise-2329	716	49	;	;	:
huygens-treatise-2329	716	50	and	and	CC
huygens-treatise-2329	716	51	the	the	DT
huygens-treatise-2329	716	52	straight	straight	JJ
huygens-treatise-2329	716	53	line	line	NN
huygens-treatise-2329	716	54	which	which	WDT
huygens-treatise-2329	716	55	cuts	cut	VBZ
huygens-treatise-2329	716	56	SS	SS	NNP
huygens-treatise-2329	716	57	through	through	IN
huygens-treatise-2329	716	58	the	the	DT
huygens-treatise-2329	716	59	middle	middle	NN
huygens-treatise-2329	716	60	and	and	CC
huygens-treatise-2329	716	61	at	at	IN
huygens-treatise-2329	716	62	right	right	JJ
huygens-treatise-2329	716	63	angles	angle	NNS
huygens-treatise-2329	716	64	,	,	,
huygens-treatise-2329	716	65	namely	namely	RB
huygens-treatise-2329	716	66	PP	PP	NNP
huygens-treatise-2329	716	67	,	,	,
huygens-treatise-2329	716	68	will	will	MD
huygens-treatise-2329	716	69	be	be	VB
huygens-treatise-2329	716	70	one	one	CD
huygens-treatise-2329	716	71	of	of	IN
huygens-treatise-2329	716	72	the	the	DT
huygens-treatise-2329	716	73	major	major	JJ
huygens-treatise-2329	716	74	diameters	diameter	NNS
huygens-treatise-2329	716	75	.	.	.
huygens-treatise-2329	717	1	[	[	-LRB-
huygens-treatise-2329	717	2	Illustration	illustration	NN
huygens-treatise-2329	717	3	:	:	:
huygens-treatise-2329	717	4	{	{	-LRB-
huygens-treatise-2329	717	5	Section	section	NN
huygens-treatise-2329	717	6	ABKF	ABKF	NNP
huygens-treatise-2329	717	7	}	}	-RRB-
huygens-treatise-2329	717	8	]	]	-RRB-
huygens-treatise-2329	717	9	Now	now	UH
huygens-treatise-2329	717	10	as	as	IN
huygens-treatise-2329	717	11	in	in	IN
huygens-treatise-2329	717	12	the	the	DT
huygens-treatise-2329	717	13	natural	natural	JJ
huygens-treatise-2329	717	14	section	section	NN
huygens-treatise-2329	717	15	of	of	IN
huygens-treatise-2329	717	16	the	the	DT
huygens-treatise-2329	717	17	crystal	crystal	NN
huygens-treatise-2329	717	18	,	,	,
huygens-treatise-2329	717	19	made	make	VBN
huygens-treatise-2329	717	20	by	by	IN
huygens-treatise-2329	717	21	a	a	DT
huygens-treatise-2329	717	22	plane	plane	NN
huygens-treatise-2329	717	23	parallel	parallel	NN
huygens-treatise-2329	717	24	to	to	IN
huygens-treatise-2329	717	25	two	two	CD
huygens-treatise-2329	717	26	opposite	opposite	JJ
huygens-treatise-2329	717	27	faces	face	NNS
huygens-treatise-2329	717	28	,	,	,
huygens-treatise-2329	717	29	which	which	WDT
huygens-treatise-2329	717	30	plane	plane	NN
huygens-treatise-2329	717	31	is	be	VBZ
huygens-treatise-2329	717	32	here	here	RB
huygens-treatise-2329	717	33	represented	represent	VBN
huygens-treatise-2329	717	34	by	by	IN
huygens-treatise-2329	717	35	the	the	DT
huygens-treatise-2329	717	36	line	line	NN
huygens-treatise-2329	717	37	GG	GG	NNP
huygens-treatise-2329	717	38	,	,	,
huygens-treatise-2329	717	39	the	the	DT
huygens-treatise-2329	717	40	refraction	refraction	NN
huygens-treatise-2329	717	41	of	of	IN
huygens-treatise-2329	717	42	the	the	DT
huygens-treatise-2329	717	43	surfaces	surface	NNS
huygens-treatise-2329	717	44	which	which	WDT
huygens-treatise-2329	717	45	are	be	VBP
huygens-treatise-2329	717	46	produced	produce	VBN
huygens-treatise-2329	717	47	by	by	IN
huygens-treatise-2329	717	48	it	-PRON-	PRP
huygens-treatise-2329	717	49	will	will	MD
huygens-treatise-2329	717	50	be	be	VB
huygens-treatise-2329	717	51	governed	govern	VBN
huygens-treatise-2329	717	52	by	by	IN
huygens-treatise-2329	717	53	the	the	DT
huygens-treatise-2329	717	54	hemi	hemi	NNP
huygens-treatise-2329	717	55	-	-	HYPH
huygens-treatise-2329	717	56	spheroids	spheroids	NN
huygens-treatise-2329	717	57	GNG	GNG	NNP
huygens-treatise-2329	717	58	,	,	,
huygens-treatise-2329	717	59	according	accord	VBG
huygens-treatise-2329	717	60	to	to	IN
huygens-treatise-2329	717	61	what	what	WP
huygens-treatise-2329	717	62	has	have	VBZ
huygens-treatise-2329	717	63	been	be	VBN
huygens-treatise-2329	717	64	explained	explain	VBN
huygens-treatise-2329	717	65	in	in	IN
huygens-treatise-2329	717	66	the	the	DT
huygens-treatise-2329	717	67	preceding	precede	VBG
huygens-treatise-2329	717	68	Theory	theory	NN
huygens-treatise-2329	717	69	.	.	.
huygens-treatise-2329	718	1	Similarly	similarly	RB
huygens-treatise-2329	718	2	,	,	,
huygens-treatise-2329	718	3	cutting	cut	VBG
huygens-treatise-2329	718	4	the	the	DT
huygens-treatise-2329	718	5	Crystal	Crystal	NNP
huygens-treatise-2329	718	6	through	through	IN
huygens-treatise-2329	718	7	NN	NN	NNP
huygens-treatise-2329	718	8	,	,	,
huygens-treatise-2329	718	9	by	by	IN
huygens-treatise-2329	718	10	a	a	DT
huygens-treatise-2329	718	11	plane	plane	NN
huygens-treatise-2329	718	12	perpendicular	perpendicular	JJ
huygens-treatise-2329	718	13	to	to	IN
huygens-treatise-2329	718	14	the	the	DT
huygens-treatise-2329	718	15	parallelogram	parallelogram	JJ
huygens-treatise-2329	718	16	ABKF	ABKF	NNP
huygens-treatise-2329	718	17	,	,	,
huygens-treatise-2329	718	18	the	the	DT
huygens-treatise-2329	718	19	refraction	refraction	NN
huygens-treatise-2329	718	20	of	of	IN
huygens-treatise-2329	718	21	the	the	DT
huygens-treatise-2329	718	22	surfaces	surface	NNS
huygens-treatise-2329	718	23	will	will	MD
huygens-treatise-2329	718	24	be	be	VB
huygens-treatise-2329	718	25	governed	govern	VBN
huygens-treatise-2329	718	26	by	by	IN
huygens-treatise-2329	718	27	the	the	DT
huygens-treatise-2329	718	28	hemi	hemi	NNP
huygens-treatise-2329	718	29	-	-	HYPH
huygens-treatise-2329	718	30	spheroids	spheroids	NN
huygens-treatise-2329	718	31	NGN	NGN	NNP
huygens-treatise-2329	718	32	.	.	.
huygens-treatise-2329	719	1	And	and	CC
huygens-treatise-2329	719	2	if	if	IN
huygens-treatise-2329	719	3	one	one	PRP
huygens-treatise-2329	719	4	cuts	cut	VBZ
huygens-treatise-2329	719	5	it	-PRON-	PRP
huygens-treatise-2329	719	6	through	through	IN
huygens-treatise-2329	719	7	PP	PP	NNP
huygens-treatise-2329	719	8	,	,	,
huygens-treatise-2329	719	9	perpendicularly	perpendicularly	RB
huygens-treatise-2329	719	10	to	to	IN
huygens-treatise-2329	719	11	the	the	DT
huygens-treatise-2329	719	12	said	say	VBN
huygens-treatise-2329	719	13	parallelogram	parallelogram	NN
huygens-treatise-2329	719	14	,	,	,
huygens-treatise-2329	719	15	the	the	DT
huygens-treatise-2329	719	16	refraction	refraction	NN
huygens-treatise-2329	719	17	of	of	IN
huygens-treatise-2329	719	18	the	the	DT
huygens-treatise-2329	719	19	surfaces	surface	NNS
huygens-treatise-2329	719	20	ought	ought	MD
huygens-treatise-2329	719	21	to	to	TO
huygens-treatise-2329	719	22	be	be	VB
huygens-treatise-2329	719	23	governed	govern	VBN
huygens-treatise-2329	719	24	by	by	IN
huygens-treatise-2329	719	25	the	the	DT
huygens-treatise-2329	719	26	hemi	hemi	NNP
huygens-treatise-2329	719	27	-	-	HYPH
huygens-treatise-2329	719	28	spheroids	spheroid	NNS
huygens-treatise-2329	719	29	PSP	PSP	NNP
huygens-treatise-2329	719	30	,	,	,
huygens-treatise-2329	719	31	and	and	CC
huygens-treatise-2329	719	32	so	so	RB
huygens-treatise-2329	719	33	for	for	IN
huygens-treatise-2329	719	34	others	other	NNS
huygens-treatise-2329	719	35	.	.	.
huygens-treatise-2329	720	1	But	but	CC
huygens-treatise-2329	720	2	I	-PRON-	PRP
huygens-treatise-2329	720	3	saw	see	VBD
huygens-treatise-2329	720	4	that	that	IN
huygens-treatise-2329	720	5	if	if	IN
huygens-treatise-2329	720	6	the	the	DT
huygens-treatise-2329	720	7	plane	plane	NN
huygens-treatise-2329	720	8	NN	NN	NNP
huygens-treatise-2329	720	9	was	be	VBD
huygens-treatise-2329	720	10	almost	almost	RB
huygens-treatise-2329	720	11	perpendicular	perpendicular	JJ
huygens-treatise-2329	720	12	to	to	IN
huygens-treatise-2329	720	13	the	the	DT
huygens-treatise-2329	720	14	plane	plane	NN
huygens-treatise-2329	720	15	GG	GG	NNP
huygens-treatise-2329	720	16	,	,	,
huygens-treatise-2329	720	17	making	make	VBG
huygens-treatise-2329	720	18	the	the	DT
huygens-treatise-2329	720	19	angle	angle	NN
huygens-treatise-2329	720	20	NCG	NCG	NNP
huygens-treatise-2329	720	21	,	,	,
huygens-treatise-2329	720	22	which	which	WDT
huygens-treatise-2329	720	23	is	be	VBZ
huygens-treatise-2329	720	24	on	on	IN
huygens-treatise-2329	720	25	the	the	DT
huygens-treatise-2329	720	26	side	side	NN
huygens-treatise-2329	720	27	A	a	NN
huygens-treatise-2329	720	28	,	,	,
huygens-treatise-2329	720	29	an	an	DT
huygens-treatise-2329	720	30	angle	angle	NN
huygens-treatise-2329	720	31	of	of	IN
huygens-treatise-2329	720	32	90	90	CD
huygens-treatise-2329	720	33	degrees	degree	NNS
huygens-treatise-2329	720	34	40	40	CD
huygens-treatise-2329	720	35	minutes	minute	NNS
huygens-treatise-2329	720	36	,	,	,
huygens-treatise-2329	720	37	the	the	DT
huygens-treatise-2329	720	38	hemi	hemi	NNP
huygens-treatise-2329	720	39	-	-	HYPH
huygens-treatise-2329	720	40	spheroids	spheroid	NNS
huygens-treatise-2329	720	41	NGN	NGN	NNP
huygens-treatise-2329	720	42	would	would	MD
huygens-treatise-2329	720	43	become	become	VB
huygens-treatise-2329	720	44	similar	similar	JJ
huygens-treatise-2329	720	45	to	to	IN
huygens-treatise-2329	720	46	the	the	DT
huygens-treatise-2329	720	47	hemi	hemi	JJ
huygens-treatise-2329	720	48	-	-	HYPH
huygens-treatise-2329	720	49	spheroids	spheroids	NN
huygens-treatise-2329	720	50	GNG	GNG	NNP
huygens-treatise-2329	720	51	,	,	,
huygens-treatise-2329	720	52	since	since	IN
huygens-treatise-2329	720	53	the	the	DT
huygens-treatise-2329	720	54	planes	plane	NNS
huygens-treatise-2329	720	55	NN	NN	NNP
huygens-treatise-2329	720	56	and	and	CC
huygens-treatise-2329	720	57	GG	GG	NNP
huygens-treatise-2329	720	58	were	be	VBD
huygens-treatise-2329	720	59	equally	equally	RB
huygens-treatise-2329	720	60	inclined	incline	VBN
huygens-treatise-2329	720	61	by	by	IN
huygens-treatise-2329	720	62	an	an	DT
huygens-treatise-2329	720	63	angle	angle	NN
huygens-treatise-2329	720	64	of	of	IN
huygens-treatise-2329	720	65	45	45	CD
huygens-treatise-2329	720	66	degrees	degree	NNS
huygens-treatise-2329	720	67	20	20	CD
huygens-treatise-2329	720	68	minutes	minute	NNS
huygens-treatise-2329	720	69	to	to	IN
huygens-treatise-2329	720	70	the	the	DT
huygens-treatise-2329	720	71	axis	axis	JJ
huygens-treatise-2329	720	72	SS	ss	NN
huygens-treatise-2329	720	73	.	.	.
huygens-treatise-2329	721	1	In	in	IN
huygens-treatise-2329	721	2	consequence	consequence	NN
huygens-treatise-2329	721	3	it	-PRON-	PRP
huygens-treatise-2329	721	4	must	must	MD
huygens-treatise-2329	721	5	needs	needs	VB
huygens-treatise-2329	721	6	be	be	VB
huygens-treatise-2329	721	7	,	,	,
huygens-treatise-2329	721	8	if	if	IN
huygens-treatise-2329	721	9	our	-PRON-	PRP$
huygens-treatise-2329	721	10	theory	theory	NN
huygens-treatise-2329	721	11	is	be	VBZ
huygens-treatise-2329	721	12	true	true	JJ
huygens-treatise-2329	721	13	,	,	,
huygens-treatise-2329	721	14	that	that	IN
huygens-treatise-2329	721	15	the	the	DT
huygens-treatise-2329	721	16	surfaces	surface	NNS
huygens-treatise-2329	721	17	which	which	WDT
huygens-treatise-2329	721	18	the	the	DT
huygens-treatise-2329	721	19	section	section	NN
huygens-treatise-2329	721	20	through	through	IN
huygens-treatise-2329	721	21	NN	NN	NNP
huygens-treatise-2329	721	22	produces	produce	VBZ
huygens-treatise-2329	721	23	should	should	MD
huygens-treatise-2329	721	24	effect	effect	VB
huygens-treatise-2329	721	25	the	the	DT
huygens-treatise-2329	721	26	same	same	JJ
huygens-treatise-2329	721	27	refractions	refraction	NNS
huygens-treatise-2329	721	28	as	as	IN
huygens-treatise-2329	721	29	the	the	DT
huygens-treatise-2329	721	30	surfaces	surface	NNS
huygens-treatise-2329	721	31	of	of	IN
huygens-treatise-2329	721	32	the	the	DT
huygens-treatise-2329	721	33	section	section	NN
huygens-treatise-2329	721	34	through	through	IN
huygens-treatise-2329	721	35	GG	GG	NNP
huygens-treatise-2329	721	36	.	.	.
huygens-treatise-2329	722	1	And	and	CC
huygens-treatise-2329	722	2	not	not	RB
huygens-treatise-2329	722	3	only	only	RB
huygens-treatise-2329	722	4	the	the	DT
huygens-treatise-2329	722	5	surfaces	surface	NNS
huygens-treatise-2329	722	6	of	of	IN
huygens-treatise-2329	722	7	the	the	DT
huygens-treatise-2329	722	8	section	section	NN
huygens-treatise-2329	722	9	NN	NN	NNP
huygens-treatise-2329	722	10	but	but	CC
huygens-treatise-2329	722	11	all	all	DT
huygens-treatise-2329	722	12	other	other	JJ
huygens-treatise-2329	722	13	sections	section	NNS
huygens-treatise-2329	722	14	produced	produce	VBN
huygens-treatise-2329	722	15	by	by	IN
huygens-treatise-2329	722	16	planes	plane	NNS
huygens-treatise-2329	722	17	which	which	WDT
huygens-treatise-2329	722	18	might	may	MD
huygens-treatise-2329	722	19	be	be	VB
huygens-treatise-2329	722	20	inclined	incline	VBN
huygens-treatise-2329	722	21	to	to	IN
huygens-treatise-2329	722	22	the	the	DT
huygens-treatise-2329	722	23	axis	axi	NNS
huygens-treatise-2329	722	24	at	at	IN
huygens-treatise-2329	722	25	an	an	DT
huygens-treatise-2329	722	26	angle	angle	NN
huygens-treatise-2329	722	27	equal	equal	JJ
huygens-treatise-2329	722	28	to	to	IN
huygens-treatise-2329	722	29	45	45	CD
huygens-treatise-2329	722	30	degrees	degree	NNS
huygens-treatise-2329	722	31	20	20	CD
huygens-treatise-2329	722	32	minutes	minute	NNS
huygens-treatise-2329	722	33	.	.	.
huygens-treatise-2329	723	1	So	so	IN
huygens-treatise-2329	723	2	that	that	IN
huygens-treatise-2329	723	3	there	there	EX
huygens-treatise-2329	723	4	are	be	VBP
huygens-treatise-2329	723	5	an	an	DT
huygens-treatise-2329	723	6	infinitude	infinitude	NN
huygens-treatise-2329	723	7	of	of	IN
huygens-treatise-2329	723	8	planes	plane	NNS
huygens-treatise-2329	723	9	which	which	WDT
huygens-treatise-2329	723	10	ought	ought	MD
huygens-treatise-2329	723	11	to	to	TO
huygens-treatise-2329	723	12	produce	produce	VB
huygens-treatise-2329	723	13	precisely	precisely	RB
huygens-treatise-2329	723	14	the	the	DT
huygens-treatise-2329	723	15	same	same	JJ
huygens-treatise-2329	723	16	refractions	refraction	NNS
huygens-treatise-2329	723	17	as	as	IN
huygens-treatise-2329	723	18	the	the	DT
huygens-treatise-2329	723	19	natural	natural	JJ
huygens-treatise-2329	723	20	surfaces	surface	NNS
huygens-treatise-2329	723	21	of	of	IN
huygens-treatise-2329	723	22	the	the	DT
huygens-treatise-2329	723	23	crystal	crystal	NN
huygens-treatise-2329	723	24	,	,	,
huygens-treatise-2329	723	25	or	or	CC
huygens-treatise-2329	723	26	as	as	IN
huygens-treatise-2329	723	27	the	the	DT
huygens-treatise-2329	723	28	section	section	NN
huygens-treatise-2329	723	29	parallel	parallel	JJ
huygens-treatise-2329	723	30	to	to	IN
huygens-treatise-2329	723	31	any	any	DT
huygens-treatise-2329	723	32	one	one	CD
huygens-treatise-2329	723	33	of	of	IN
huygens-treatise-2329	723	34	those	those	DT
huygens-treatise-2329	723	35	surfaces	surface	NNS
huygens-treatise-2329	723	36	which	which	WDT
huygens-treatise-2329	723	37	are	be	VBP
huygens-treatise-2329	723	38	made	make	VBN
huygens-treatise-2329	723	39	by	by	IN
huygens-treatise-2329	723	40	cleavage	cleavage	NN
huygens-treatise-2329	723	41	.	.	.
huygens-treatise-2329	724	1	I	-PRON-	PRP
huygens-treatise-2329	724	2	saw	see	VBD
huygens-treatise-2329	724	3	also	also	RB
huygens-treatise-2329	724	4	that	that	IN
huygens-treatise-2329	724	5	by	by	IN
huygens-treatise-2329	724	6	cutting	cut	VBG
huygens-treatise-2329	724	7	it	-PRON-	PRP
huygens-treatise-2329	724	8	by	by	IN
huygens-treatise-2329	724	9	a	a	DT
huygens-treatise-2329	724	10	plane	plane	NN
huygens-treatise-2329	724	11	taken	take	VBN
huygens-treatise-2329	724	12	through	through	IN
huygens-treatise-2329	724	13	PP	PP	NNP
huygens-treatise-2329	724	14	,	,	,
huygens-treatise-2329	724	15	and	and	CC
huygens-treatise-2329	724	16	perpendicular	perpendicular	JJ
huygens-treatise-2329	724	17	to	to	IN
huygens-treatise-2329	724	18	the	the	DT
huygens-treatise-2329	724	19	axis	axis	JJ
huygens-treatise-2329	724	20	SS	ss	NN
huygens-treatise-2329	724	21	,	,	,
huygens-treatise-2329	724	22	the	the	DT
huygens-treatise-2329	724	23	refraction	refraction	NN
huygens-treatise-2329	724	24	of	of	IN
huygens-treatise-2329	724	25	the	the	DT
huygens-treatise-2329	724	26	surfaces	surface	NNS
huygens-treatise-2329	724	27	ought	ought	MD
huygens-treatise-2329	724	28	to	to	TO
huygens-treatise-2329	724	29	be	be	VB
huygens-treatise-2329	724	30	such	such	JJ
huygens-treatise-2329	724	31	that	that	IN
huygens-treatise-2329	724	32	the	the	DT
huygens-treatise-2329	724	33	perpendicular	perpendicular	JJ
huygens-treatise-2329	724	34	ray	ray	NN
huygens-treatise-2329	724	35	should	should	MD
huygens-treatise-2329	724	36	suffer	suffer	VB
huygens-treatise-2329	724	37	thereby	thereby	RB
huygens-treatise-2329	724	38	no	no	DT
huygens-treatise-2329	724	39	deviation	deviation	NN
huygens-treatise-2329	724	40	;	;	:
huygens-treatise-2329	724	41	and	and	CC
huygens-treatise-2329	724	42	that	that	IN
huygens-treatise-2329	724	43	for	for	IN
huygens-treatise-2329	724	44	oblique	oblique	JJ
huygens-treatise-2329	724	45	rays	ray	NNS
huygens-treatise-2329	724	46	there	there	EX
huygens-treatise-2329	724	47	would	would	MD
huygens-treatise-2329	724	48	always	always	RB
huygens-treatise-2329	724	49	be	be	VB
huygens-treatise-2329	724	50	an	an	DT
huygens-treatise-2329	724	51	irregular	irregular	JJ
huygens-treatise-2329	724	52	refraction	refraction	NN
huygens-treatise-2329	724	53	,	,	,
huygens-treatise-2329	724	54	differing	differ	VBG
huygens-treatise-2329	724	55	from	from	IN
huygens-treatise-2329	724	56	the	the	DT
huygens-treatise-2329	724	57	regular	regular	JJ
huygens-treatise-2329	724	58	,	,	,
huygens-treatise-2329	724	59	and	and	CC
huygens-treatise-2329	724	60	by	by	IN
huygens-treatise-2329	724	61	which	which	WDT
huygens-treatise-2329	724	62	objects	object	NNS
huygens-treatise-2329	724	63	placed	place	VBN
huygens-treatise-2329	724	64	beneath	beneath	IN
huygens-treatise-2329	724	65	the	the	DT
huygens-treatise-2329	724	66	crystal	crystal	NN
huygens-treatise-2329	724	67	would	would	MD
huygens-treatise-2329	724	68	be	be	VB
huygens-treatise-2329	724	69	less	less	RBR
huygens-treatise-2329	724	70	elevated	elevated	JJ
huygens-treatise-2329	724	71	than	than	IN
huygens-treatise-2329	724	72	by	by	IN
huygens-treatise-2329	724	73	that	that	DT
huygens-treatise-2329	724	74	other	other	JJ
huygens-treatise-2329	724	75	refraction	refraction	NN
huygens-treatise-2329	724	76	.	.	.
huygens-treatise-2329	725	1	That	that	IN
huygens-treatise-2329	725	2	,	,	,
huygens-treatise-2329	725	3	similarly	similarly	RB
huygens-treatise-2329	725	4	,	,	,
huygens-treatise-2329	725	5	by	by	IN
huygens-treatise-2329	725	6	cutting	cut	VBG
huygens-treatise-2329	725	7	the	the	DT
huygens-treatise-2329	725	8	crystal	crystal	NN
huygens-treatise-2329	725	9	by	by	IN
huygens-treatise-2329	725	10	any	any	DT
huygens-treatise-2329	725	11	plane	plane	NN
huygens-treatise-2329	725	12	through	through	IN
huygens-treatise-2329	725	13	the	the	DT
huygens-treatise-2329	725	14	axis	axis	JJ
huygens-treatise-2329	725	15	SS	ss	NN
huygens-treatise-2329	725	16	,	,	,
huygens-treatise-2329	725	17	such	such	JJ
huygens-treatise-2329	725	18	as	as	IN
huygens-treatise-2329	725	19	the	the	DT
huygens-treatise-2329	725	20	plane	plane	NN
huygens-treatise-2329	725	21	of	of	IN
huygens-treatise-2329	725	22	the	the	DT
huygens-treatise-2329	725	23	figure	figure	NN
huygens-treatise-2329	725	24	is	be	VBZ
huygens-treatise-2329	725	25	,	,	,
huygens-treatise-2329	725	26	the	the	DT
huygens-treatise-2329	725	27	perpendicular	perpendicular	JJ
huygens-treatise-2329	725	28	ray	ray	NN
huygens-treatise-2329	725	29	ought	ought	MD
huygens-treatise-2329	725	30	to	to	TO
huygens-treatise-2329	725	31	suffer	suffer	VB
huygens-treatise-2329	725	32	no	no	DT
huygens-treatise-2329	725	33	refraction	refraction	NN
huygens-treatise-2329	725	34	;	;	:
huygens-treatise-2329	725	35	and	and	CC
huygens-treatise-2329	725	36	that	that	IN
huygens-treatise-2329	725	37	for	for	IN
huygens-treatise-2329	725	38	oblique	oblique	JJ
huygens-treatise-2329	725	39	rays	ray	NNS
huygens-treatise-2329	725	40	there	there	EX
huygens-treatise-2329	725	41	were	be	VBD
huygens-treatise-2329	725	42	different	different	JJ
huygens-treatise-2329	725	43	measures	measure	NNS
huygens-treatise-2329	725	44	for	for	IN
huygens-treatise-2329	725	45	the	the	DT
huygens-treatise-2329	725	46	irregular	irregular	JJ
huygens-treatise-2329	725	47	refraction	refraction	NN
huygens-treatise-2329	725	48	according	accord	VBG
huygens-treatise-2329	725	49	to	to	IN
huygens-treatise-2329	725	50	the	the	DT
huygens-treatise-2329	725	51	situation	situation	NN
huygens-treatise-2329	725	52	of	of	IN
huygens-treatise-2329	725	53	the	the	DT
huygens-treatise-2329	725	54	plane	plane	NN
huygens-treatise-2329	725	55	in	in	IN
huygens-treatise-2329	725	56	which	which	WDT
huygens-treatise-2329	725	57	the	the	DT
huygens-treatise-2329	725	58	incident	incident	NN
huygens-treatise-2329	725	59	ray	ray	NN
huygens-treatise-2329	725	60	was	be	VBD
huygens-treatise-2329	725	61	.	.	.
huygens-treatise-2329	726	1	Now	now	RB
huygens-treatise-2329	726	2	these	these	DT
huygens-treatise-2329	726	3	things	thing	NNS
huygens-treatise-2329	726	4	were	be	VBD
huygens-treatise-2329	726	5	found	find	VBN
huygens-treatise-2329	726	6	in	in	IN
huygens-treatise-2329	726	7	fact	fact	NN
huygens-treatise-2329	726	8	so	so	RB
huygens-treatise-2329	726	9	;	;	:
huygens-treatise-2329	726	10	and	and	CC
huygens-treatise-2329	726	11	,	,	,
huygens-treatise-2329	726	12	after	after	IN
huygens-treatise-2329	726	13	that	that	DT
huygens-treatise-2329	726	14	,	,	,
huygens-treatise-2329	726	15	I	-PRON-	PRP
huygens-treatise-2329	726	16	could	could	MD
huygens-treatise-2329	726	17	not	not	RB
huygens-treatise-2329	726	18	doubt	doubt	VB
huygens-treatise-2329	726	19	that	that	IN
huygens-treatise-2329	726	20	a	a	DT
huygens-treatise-2329	726	21	similar	similar	JJ
huygens-treatise-2329	726	22	success	success	NN
huygens-treatise-2329	726	23	could	could	MD
huygens-treatise-2329	726	24	be	be	VB
huygens-treatise-2329	726	25	met	meet	VBN
huygens-treatise-2329	726	26	with	with	IN
huygens-treatise-2329	726	27	everywhere	everywhere	RB
huygens-treatise-2329	726	28	.	.	.
huygens-treatise-2329	727	1	Whence	whence	UH
huygens-treatise-2329	727	2	I	-PRON-	PRP
huygens-treatise-2329	727	3	concluded	conclude	VBD
huygens-treatise-2329	727	4	that	that	IN
huygens-treatise-2329	727	5	one	one	PRP
huygens-treatise-2329	727	6	might	may	MD
huygens-treatise-2329	727	7	form	form	VB
huygens-treatise-2329	727	8	from	from	IN
huygens-treatise-2329	727	9	this	this	DT
huygens-treatise-2329	727	10	crystal	crystal	NN
huygens-treatise-2329	727	11	solids	solid	NNS
huygens-treatise-2329	727	12	similar	similar	JJ
huygens-treatise-2329	727	13	to	to	IN
huygens-treatise-2329	727	14	those	those	DT
huygens-treatise-2329	727	15	which	which	WDT
huygens-treatise-2329	727	16	are	be	VBP
huygens-treatise-2329	727	17	its	-PRON-	PRP$
huygens-treatise-2329	727	18	natural	natural	JJ
huygens-treatise-2329	727	19	forms	form	NNS
huygens-treatise-2329	727	20	,	,	,
huygens-treatise-2329	727	21	which	which	WDT
huygens-treatise-2329	727	22	should	should	MD
huygens-treatise-2329	727	23	produce	produce	VB
huygens-treatise-2329	727	24	,	,	,
huygens-treatise-2329	727	25	at	at	IN
huygens-treatise-2329	727	26	all	all	DT
huygens-treatise-2329	727	27	their	-PRON-	PRP$
huygens-treatise-2329	727	28	surfaces	surface	NNS
huygens-treatise-2329	727	29	,	,	,
huygens-treatise-2329	727	30	the	the	DT
huygens-treatise-2329	727	31	same	same	JJ
huygens-treatise-2329	727	32	regular	regular	JJ
huygens-treatise-2329	727	33	and	and	CC
huygens-treatise-2329	727	34	irregular	irregular	JJ
huygens-treatise-2329	727	35	refractions	refraction	NNS
huygens-treatise-2329	727	36	as	as	IN
huygens-treatise-2329	727	37	the	the	DT
huygens-treatise-2329	727	38	natural	natural	JJ
huygens-treatise-2329	727	39	surfaces	surface	NNS
huygens-treatise-2329	727	40	,	,	,
huygens-treatise-2329	727	41	and	and	CC
huygens-treatise-2329	727	42	which	which	WDT
huygens-treatise-2329	727	43	nevertheless	nevertheless	RB
huygens-treatise-2329	727	44	would	would	MD
huygens-treatise-2329	727	45	cleave	cleave	VB
huygens-treatise-2329	727	46	in	in	IN
huygens-treatise-2329	727	47	quite	quite	JJ
huygens-treatise-2329	727	48	other	other	JJ
huygens-treatise-2329	727	49	ways	way	NNS
huygens-treatise-2329	727	50	,	,	,
huygens-treatise-2329	727	51	and	and	CC
huygens-treatise-2329	727	52	not	not	RB
huygens-treatise-2329	727	53	in	in	IN
huygens-treatise-2329	727	54	directions	direction	NNS
huygens-treatise-2329	727	55	parallel	parallel	JJ
huygens-treatise-2329	727	56	to	to	IN
huygens-treatise-2329	727	57	any	any	DT
huygens-treatise-2329	727	58	of	of	IN
huygens-treatise-2329	727	59	their	-PRON-	PRP$
huygens-treatise-2329	727	60	faces	face	NNS
huygens-treatise-2329	727	61	.	.	.
huygens-treatise-2329	728	1	That	that	IN
huygens-treatise-2329	728	2	out	out	IN
huygens-treatise-2329	728	3	of	of	IN
huygens-treatise-2329	728	4	it	-PRON-	PRP
huygens-treatise-2329	728	5	one	one	PRP
huygens-treatise-2329	728	6	would	would	MD
huygens-treatise-2329	728	7	be	be	VB
huygens-treatise-2329	728	8	able	able	JJ
huygens-treatise-2329	728	9	to	to	TO
huygens-treatise-2329	728	10	fashion	fashion	VB
huygens-treatise-2329	728	11	pyramids	pyramid	NNS
huygens-treatise-2329	728	12	,	,	,
huygens-treatise-2329	728	13	having	have	VBG
huygens-treatise-2329	728	14	their	-PRON-	PRP$
huygens-treatise-2329	728	15	base	base	NN
huygens-treatise-2329	728	16	square	square	NN
huygens-treatise-2329	728	17	,	,	,
huygens-treatise-2329	728	18	pentagonal	pentagonal	JJ
huygens-treatise-2329	728	19	,	,	,
huygens-treatise-2329	728	20	hexagonal	hexagonal	JJ
huygens-treatise-2329	728	21	,	,	,
huygens-treatise-2329	728	22	or	or	CC
huygens-treatise-2329	728	23	with	with	IN
huygens-treatise-2329	728	24	as	as	RB
huygens-treatise-2329	728	25	many	many	JJ
huygens-treatise-2329	728	26	sides	side	NNS
huygens-treatise-2329	728	27	as	as	IN
huygens-treatise-2329	728	28	one	one	CD
huygens-treatise-2329	728	29	desired	desire	VBD
huygens-treatise-2329	728	30	,	,	,
huygens-treatise-2329	728	31	all	all	PDT
huygens-treatise-2329	728	32	the	the	DT
huygens-treatise-2329	728	33	surfaces	surface	NNS
huygens-treatise-2329	728	34	of	of	IN
huygens-treatise-2329	728	35	which	which	WDT
huygens-treatise-2329	728	36	should	should	MD
huygens-treatise-2329	728	37	have	have	VB
huygens-treatise-2329	728	38	the	the	DT
huygens-treatise-2329	728	39	same	same	JJ
huygens-treatise-2329	728	40	refractions	refraction	NNS
huygens-treatise-2329	728	41	as	as	IN
huygens-treatise-2329	728	42	the	the	DT
huygens-treatise-2329	728	43	natural	natural	JJ
huygens-treatise-2329	728	44	surfaces	surface	NNS
huygens-treatise-2329	728	45	of	of	IN
huygens-treatise-2329	728	46	the	the	DT
huygens-treatise-2329	728	47	crystal	crystal	NN
huygens-treatise-2329	728	48	,	,	,
huygens-treatise-2329	728	49	except	except	IN
huygens-treatise-2329	728	50	the	the	DT
huygens-treatise-2329	728	51	base	base	NN
huygens-treatise-2329	728	52	,	,	,
huygens-treatise-2329	728	53	which	which	WDT
huygens-treatise-2329	728	54	will	will	MD
huygens-treatise-2329	728	55	not	not	RB
huygens-treatise-2329	728	56	refract	refract	VB
huygens-treatise-2329	728	57	the	the	DT
huygens-treatise-2329	728	58	perpendicular	perpendicular	JJ
huygens-treatise-2329	728	59	ray	ray	NN
huygens-treatise-2329	728	60	.	.	.
huygens-treatise-2329	729	1	These	these	DT
huygens-treatise-2329	729	2	surfaces	surface	NNS
huygens-treatise-2329	729	3	will	will	MD
huygens-treatise-2329	729	4	each	each	DT
huygens-treatise-2329	729	5	make	make	VB
huygens-treatise-2329	729	6	an	an	DT
huygens-treatise-2329	729	7	angle	angle	NN
huygens-treatise-2329	729	8	of	of	IN
huygens-treatise-2329	729	9	45	45	CD
huygens-treatise-2329	729	10	degrees	degree	NNS
huygens-treatise-2329	729	11	20	20	CD
huygens-treatise-2329	729	12	minutes	minute	NNS
huygens-treatise-2329	729	13	with	with	IN
huygens-treatise-2329	729	14	the	the	DT
huygens-treatise-2329	729	15	axis	axi	NNS
huygens-treatise-2329	729	16	of	of	IN
huygens-treatise-2329	729	17	the	the	DT
huygens-treatise-2329	729	18	crystal	crystal	NN
huygens-treatise-2329	729	19	,	,	,
huygens-treatise-2329	729	20	and	and	CC
huygens-treatise-2329	729	21	the	the	DT
huygens-treatise-2329	729	22	base	base	NN
huygens-treatise-2329	729	23	will	will	MD
huygens-treatise-2329	729	24	be	be	VB
huygens-treatise-2329	729	25	the	the	DT
huygens-treatise-2329	729	26	section	section	NN
huygens-treatise-2329	729	27	perpendicular	perpendicular	JJ
huygens-treatise-2329	729	28	to	to	IN
huygens-treatise-2329	729	29	the	the	DT
huygens-treatise-2329	729	30	axis	axi	NNS
huygens-treatise-2329	729	31	.	.	.
huygens-treatise-2329	730	1	That	that	IN
huygens-treatise-2329	730	2	,	,	,
huygens-treatise-2329	730	3	finally	finally	RB
huygens-treatise-2329	730	4	,	,	,
huygens-treatise-2329	730	5	one	one	PRP
huygens-treatise-2329	730	6	could	could	MD
huygens-treatise-2329	730	7	also	also	RB
huygens-treatise-2329	730	8	fashion	fashion	VB
huygens-treatise-2329	730	9	out	out	IN
huygens-treatise-2329	730	10	of	of	IN
huygens-treatise-2329	730	11	it	-PRON-	PRP
huygens-treatise-2329	730	12	triangular	triangular	JJ
huygens-treatise-2329	730	13	prisms	prism	NNS
huygens-treatise-2329	730	14	,	,	,
huygens-treatise-2329	730	15	or	or	CC
huygens-treatise-2329	730	16	prisms	prism	NNS
huygens-treatise-2329	730	17	with	with	IN
huygens-treatise-2329	730	18	as	as	RB
huygens-treatise-2329	730	19	many	many	JJ
huygens-treatise-2329	730	20	sides	side	NNS
huygens-treatise-2329	730	21	as	as	IN
huygens-treatise-2329	730	22	one	one	PRP
huygens-treatise-2329	730	23	would	would	MD
huygens-treatise-2329	730	24	,	,	,
huygens-treatise-2329	730	25	of	of	IN
huygens-treatise-2329	730	26	which	which	WDT
huygens-treatise-2329	730	27	neither	neither	CC
huygens-treatise-2329	730	28	the	the	DT
huygens-treatise-2329	730	29	sides	side	NNS
huygens-treatise-2329	730	30	nor	nor	CC
huygens-treatise-2329	730	31	the	the	DT
huygens-treatise-2329	730	32	bases	basis	NNS
huygens-treatise-2329	730	33	would	would	MD
huygens-treatise-2329	730	34	refract	refract	VB
huygens-treatise-2329	730	35	the	the	DT
huygens-treatise-2329	730	36	perpendicular	perpendicular	JJ
huygens-treatise-2329	730	37	ray	ray	NN
huygens-treatise-2329	730	38	,	,	,
huygens-treatise-2329	730	39	although	although	IN
huygens-treatise-2329	730	40	they	-PRON-	PRP
huygens-treatise-2329	730	41	would	would	MD
huygens-treatise-2329	730	42	yet	yet	RB
huygens-treatise-2329	730	43	all	all	RB
huygens-treatise-2329	730	44	cause	cause	VB
huygens-treatise-2329	730	45	double	double	JJ
huygens-treatise-2329	730	46	refraction	refraction	NN
huygens-treatise-2329	730	47	for	for	IN
huygens-treatise-2329	730	48	oblique	oblique	JJ
huygens-treatise-2329	730	49	rays	ray	NNS
huygens-treatise-2329	730	50	.	.	.
huygens-treatise-2329	731	1	The	the	DT
huygens-treatise-2329	731	2	cube	cube	NN
huygens-treatise-2329	731	3	is	be	VBZ
huygens-treatise-2329	731	4	included	include	VBN
huygens-treatise-2329	731	5	amongst	amongst	IN
huygens-treatise-2329	731	6	these	these	DT
huygens-treatise-2329	731	7	prisms	prism	NNS
huygens-treatise-2329	731	8	,	,	,
huygens-treatise-2329	731	9	the	the	DT
huygens-treatise-2329	731	10	bases	basis	NNS
huygens-treatise-2329	731	11	of	of	IN
huygens-treatise-2329	731	12	which	which	WDT
huygens-treatise-2329	731	13	are	be	VBP
huygens-treatise-2329	731	14	sections	section	NNS
huygens-treatise-2329	731	15	perpendicular	perpendicular	JJ
huygens-treatise-2329	731	16	to	to	IN
huygens-treatise-2329	731	17	the	the	DT
huygens-treatise-2329	731	18	axis	axi	NNS
huygens-treatise-2329	731	19	of	of	IN
huygens-treatise-2329	731	20	the	the	DT
huygens-treatise-2329	731	21	crystal	crystal	NN
huygens-treatise-2329	731	22	,	,	,
huygens-treatise-2329	731	23	and	and	CC
huygens-treatise-2329	731	24	the	the	DT
huygens-treatise-2329	731	25	sides	side	NNS
huygens-treatise-2329	731	26	are	be	VBP
huygens-treatise-2329	731	27	sections	section	NNS
huygens-treatise-2329	731	28	parallel	parallel	JJ
huygens-treatise-2329	731	29	to	to	IN
huygens-treatise-2329	731	30	the	the	DT
huygens-treatise-2329	731	31	same	same	JJ
huygens-treatise-2329	731	32	axis	axis	NN
huygens-treatise-2329	731	33	.	.	.
huygens-treatise-2329	732	1	From	from	IN
huygens-treatise-2329	732	2	all	all	PDT
huygens-treatise-2329	732	3	this	this	DT
huygens-treatise-2329	732	4	it	-PRON-	PRP
huygens-treatise-2329	732	5	further	further	RB
huygens-treatise-2329	732	6	appears	appear	VBZ
huygens-treatise-2329	732	7	that	that	IN
huygens-treatise-2329	732	8	it	-PRON-	PRP
huygens-treatise-2329	732	9	is	be	VBZ
huygens-treatise-2329	732	10	not	not	RB
huygens-treatise-2329	732	11	at	at	RB
huygens-treatise-2329	732	12	all	all	RB
huygens-treatise-2329	732	13	in	in	IN
huygens-treatise-2329	732	14	the	the	DT
huygens-treatise-2329	732	15	disposition	disposition	NN
huygens-treatise-2329	732	16	of	of	IN
huygens-treatise-2329	732	17	the	the	DT
huygens-treatise-2329	732	18	layers	layer	NNS
huygens-treatise-2329	732	19	of	of	IN
huygens-treatise-2329	732	20	which	which	WDT
huygens-treatise-2329	732	21	this	this	DT
huygens-treatise-2329	732	22	crystal	crystal	NN
huygens-treatise-2329	732	23	seems	seem	VBZ
huygens-treatise-2329	732	24	to	to	TO
huygens-treatise-2329	732	25	be	be	VB
huygens-treatise-2329	732	26	composed	compose	VBN
huygens-treatise-2329	732	27	,	,	,
huygens-treatise-2329	732	28	and	and	CC
huygens-treatise-2329	732	29	according	accord	VBG
huygens-treatise-2329	732	30	to	to	IN
huygens-treatise-2329	732	31	which	which	WDT
huygens-treatise-2329	732	32	it	-PRON-	PRP
huygens-treatise-2329	732	33	splits	split	VBZ
huygens-treatise-2329	732	34	in	in	IN
huygens-treatise-2329	732	35	three	three	CD
huygens-treatise-2329	732	36	different	different	JJ
huygens-treatise-2329	732	37	senses	sense	NNS
huygens-treatise-2329	732	38	,	,	,
huygens-treatise-2329	732	39	that	that	IN
huygens-treatise-2329	732	40	the	the	DT
huygens-treatise-2329	732	41	cause	cause	NN
huygens-treatise-2329	732	42	resides	reside	VBZ
huygens-treatise-2329	732	43	of	of	IN
huygens-treatise-2329	732	44	its	-PRON-	PRP$
huygens-treatise-2329	732	45	irregular	irregular	JJ
huygens-treatise-2329	732	46	refraction	refraction	NN
huygens-treatise-2329	732	47	;	;	:
huygens-treatise-2329	732	48	and	and	CC
huygens-treatise-2329	732	49	that	that	IN
huygens-treatise-2329	732	50	it	-PRON-	PRP
huygens-treatise-2329	732	51	would	would	MD
huygens-treatise-2329	732	52	be	be	VB
huygens-treatise-2329	732	53	in	in	IN
huygens-treatise-2329	732	54	vain	vain	JJ
huygens-treatise-2329	732	55	to	to	TO
huygens-treatise-2329	732	56	wish	wish	VB
huygens-treatise-2329	732	57	to	to	TO
huygens-treatise-2329	732	58	seek	seek	VB
huygens-treatise-2329	732	59	it	-PRON-	PRP
huygens-treatise-2329	732	60	there	there	RB
huygens-treatise-2329	732	61	.	.	.
huygens-treatise-2329	733	1	But	but	CC
huygens-treatise-2329	733	2	in	in	IN
huygens-treatise-2329	733	3	order	order	NN
huygens-treatise-2329	733	4	that	that	IN
huygens-treatise-2329	733	5	any	any	DT
huygens-treatise-2329	733	6	one	one	NN
huygens-treatise-2329	733	7	who	who	WP
huygens-treatise-2329	733	8	has	have	VBZ
huygens-treatise-2329	733	9	some	some	DT
huygens-treatise-2329	733	10	of	of	IN
huygens-treatise-2329	733	11	this	this	DT
huygens-treatise-2329	733	12	stone	stone	NN
huygens-treatise-2329	733	13	may	may	MD
huygens-treatise-2329	733	14	be	be	VB
huygens-treatise-2329	733	15	able	able	JJ
huygens-treatise-2329	733	16	to	to	TO
huygens-treatise-2329	733	17	find	find	VB
huygens-treatise-2329	733	18	,	,	,
huygens-treatise-2329	733	19	by	by	IN
huygens-treatise-2329	733	20	his	-PRON-	PRP$
huygens-treatise-2329	733	21	own	own	JJ
huygens-treatise-2329	733	22	experience	experience	NN
huygens-treatise-2329	733	23	,	,	,
huygens-treatise-2329	733	24	the	the	DT
huygens-treatise-2329	733	25	truth	truth	NN
huygens-treatise-2329	733	26	of	of	IN
huygens-treatise-2329	733	27	what	what	WP
huygens-treatise-2329	733	28	I	-PRON-	PRP
huygens-treatise-2329	733	29	have	have	VBP
huygens-treatise-2329	733	30	just	just	RB
huygens-treatise-2329	733	31	advanced	advance	VBN
huygens-treatise-2329	733	32	,	,	,
huygens-treatise-2329	733	33	I	-PRON-	PRP
huygens-treatise-2329	733	34	will	will	MD
huygens-treatise-2329	733	35	state	state	VB
huygens-treatise-2329	733	36	here	here	RB
huygens-treatise-2329	733	37	the	the	DT
huygens-treatise-2329	733	38	process	process	NN
huygens-treatise-2329	733	39	of	of	IN
huygens-treatise-2329	733	40	which	which	WDT
huygens-treatise-2329	733	41	I	-PRON-	PRP
huygens-treatise-2329	733	42	have	have	VBP
huygens-treatise-2329	733	43	made	make	VBN
huygens-treatise-2329	733	44	use	use	NN
huygens-treatise-2329	733	45	to	to	TO
huygens-treatise-2329	733	46	cut	cut	VB
huygens-treatise-2329	733	47	it	-PRON-	PRP
huygens-treatise-2329	733	48	,	,	,
huygens-treatise-2329	733	49	and	and	CC
huygens-treatise-2329	733	50	to	to	TO
huygens-treatise-2329	733	51	polish	polish	VB
huygens-treatise-2329	733	52	it	-PRON-	PRP
huygens-treatise-2329	733	53	.	.	.
huygens-treatise-2329	734	1	Cutting	cutting	NN
huygens-treatise-2329	734	2	is	be	VBZ
huygens-treatise-2329	734	3	easy	easy	JJ
huygens-treatise-2329	734	4	by	by	IN
huygens-treatise-2329	734	5	the	the	DT
huygens-treatise-2329	734	6	slicing	slice	VBG
huygens-treatise-2329	734	7	wheels	wheel	NNS
huygens-treatise-2329	734	8	of	of	IN
huygens-treatise-2329	734	9	lapidaries	lapidary	NNS
huygens-treatise-2329	734	10	,	,	,
huygens-treatise-2329	734	11	or	or	CC
huygens-treatise-2329	734	12	in	in	IN
huygens-treatise-2329	734	13	the	the	DT
huygens-treatise-2329	734	14	way	way	NN
huygens-treatise-2329	734	15	in	in	IN
huygens-treatise-2329	734	16	which	which	WDT
huygens-treatise-2329	734	17	marble	marble	NN
huygens-treatise-2329	734	18	is	be	VBZ
huygens-treatise-2329	734	19	sawn	saw	VBN
huygens-treatise-2329	734	20	:	:	:
huygens-treatise-2329	734	21	but	but	CC
huygens-treatise-2329	734	22	polishing	polishing	NN
huygens-treatise-2329	734	23	is	be	VBZ
huygens-treatise-2329	734	24	very	very	RB
huygens-treatise-2329	734	25	difficult	difficult	JJ
huygens-treatise-2329	734	26	,	,	,
huygens-treatise-2329	734	27	and	and	CC
huygens-treatise-2329	734	28	by	by	IN
huygens-treatise-2329	734	29	employing	employ	VBG
huygens-treatise-2329	734	30	the	the	DT
huygens-treatise-2329	734	31	ordinary	ordinary	JJ
huygens-treatise-2329	734	32	means	mean	NNS
huygens-treatise-2329	734	33	one	one	CD
huygens-treatise-2329	734	34	more	more	RBR
huygens-treatise-2329	734	35	often	often	RB
huygens-treatise-2329	734	36	depolishes	depolishe	VBZ
huygens-treatise-2329	734	37	the	the	DT
huygens-treatise-2329	734	38	surfaces	surface	NNS
huygens-treatise-2329	734	39	than	than	IN
huygens-treatise-2329	734	40	makes	make	VBZ
huygens-treatise-2329	734	41	them	-PRON-	PRP
huygens-treatise-2329	734	42	lucent	lucent	VB
huygens-treatise-2329	734	43	.	.	.
huygens-treatise-2329	735	1	After	after	IN
huygens-treatise-2329	735	2	many	many	JJ
huygens-treatise-2329	735	3	trials	trial	NNS
huygens-treatise-2329	735	4	,	,	,
huygens-treatise-2329	735	5	I	-PRON-	PRP
huygens-treatise-2329	735	6	have	have	VBP
huygens-treatise-2329	735	7	at	at	IN
huygens-treatise-2329	735	8	last	last	JJ
huygens-treatise-2329	735	9	found	find	VBD
huygens-treatise-2329	735	10	that	that	IN
huygens-treatise-2329	735	11	for	for	IN
huygens-treatise-2329	735	12	this	this	DT
huygens-treatise-2329	735	13	service	service	NN
huygens-treatise-2329	735	14	no	no	DT
huygens-treatise-2329	735	15	plate	plate	NN
huygens-treatise-2329	735	16	of	of	IN
huygens-treatise-2329	735	17	metal	metal	NN
huygens-treatise-2329	735	18	must	must	MD
huygens-treatise-2329	735	19	be	be	VB
huygens-treatise-2329	735	20	used	use	VBN
huygens-treatise-2329	735	21	,	,	,
huygens-treatise-2329	735	22	but	but	CC
huygens-treatise-2329	735	23	a	a	DT
huygens-treatise-2329	735	24	piece	piece	NN
huygens-treatise-2329	735	25	of	of	IN
huygens-treatise-2329	735	26	mirror	mirror	NNP
huygens-treatise-2329	735	27	glass	glass	NNP
huygens-treatise-2329	735	28	made	make	VBD
huygens-treatise-2329	735	29	matt	matt	NNP
huygens-treatise-2329	735	30	and	and	CC
huygens-treatise-2329	735	31	depolished	depolishe	VBN
huygens-treatise-2329	735	32	.	.	.
huygens-treatise-2329	736	1	Upon	upon	IN
huygens-treatise-2329	736	2	this	this	DT
huygens-treatise-2329	736	3	,	,	,
huygens-treatise-2329	736	4	with	with	IN
huygens-treatise-2329	736	5	fine	fine	JJ
huygens-treatise-2329	736	6	sand	sand	NN
huygens-treatise-2329	736	7	and	and	CC
huygens-treatise-2329	736	8	water	water	NN
huygens-treatise-2329	736	9	,	,	,
huygens-treatise-2329	736	10	one	one	CD
huygens-treatise-2329	736	11	smoothes	smooth	VBZ
huygens-treatise-2329	736	12	the	the	DT
huygens-treatise-2329	736	13	crystal	crystal	NN
huygens-treatise-2329	736	14	little	little	JJ
huygens-treatise-2329	736	15	by	by	IN
huygens-treatise-2329	736	16	little	little	JJ
huygens-treatise-2329	736	17	,	,	,
huygens-treatise-2329	736	18	in	in	IN
huygens-treatise-2329	736	19	the	the	DT
huygens-treatise-2329	736	20	same	same	JJ
huygens-treatise-2329	736	21	way	way	NN
huygens-treatise-2329	736	22	as	as	IN
huygens-treatise-2329	736	23	spectacle	spectacle	NN
huygens-treatise-2329	736	24	glasses	glass	NNS
huygens-treatise-2329	736	25	,	,	,
huygens-treatise-2329	736	26	and	and	CC
huygens-treatise-2329	736	27	polishes	polish	VBZ
huygens-treatise-2329	736	28	it	-PRON-	PRP
huygens-treatise-2329	736	29	simply	simply	RB
huygens-treatise-2329	736	30	by	by	IN
huygens-treatise-2329	736	31	continuing	continue	VBG
huygens-treatise-2329	736	32	the	the	DT
huygens-treatise-2329	736	33	work	work	NN
huygens-treatise-2329	736	34	,	,	,
huygens-treatise-2329	736	35	but	but	CC
huygens-treatise-2329	736	36	ever	ever	RB
huygens-treatise-2329	736	37	reducing	reduce	VBG
huygens-treatise-2329	736	38	the	the	DT
huygens-treatise-2329	736	39	material	material	NN
huygens-treatise-2329	736	40	.	.	.
huygens-treatise-2329	737	1	I	-PRON-	PRP
huygens-treatise-2329	737	2	have	have	VBP
huygens-treatise-2329	737	3	not	not	RB
huygens-treatise-2329	737	4	,	,	,
huygens-treatise-2329	737	5	however	however	RB
huygens-treatise-2329	737	6	,	,	,
huygens-treatise-2329	737	7	been	be	VBN
huygens-treatise-2329	737	8	able	able	JJ
huygens-treatise-2329	737	9	to	to	TO
huygens-treatise-2329	737	10	give	give	VB
huygens-treatise-2329	737	11	it	-PRON-	PRP
huygens-treatise-2329	737	12	perfect	perfect	JJ
huygens-treatise-2329	737	13	clarity	clarity	NN
huygens-treatise-2329	737	14	and	and	CC
huygens-treatise-2329	737	15	transparency	transparency	NN
huygens-treatise-2329	737	16	;	;	:
huygens-treatise-2329	737	17	but	but	CC
huygens-treatise-2329	737	18	the	the	DT
huygens-treatise-2329	737	19	evenness	evenness	NN
huygens-treatise-2329	737	20	which	which	WDT
huygens-treatise-2329	737	21	the	the	DT
huygens-treatise-2329	737	22	surfaces	surface	NNS
huygens-treatise-2329	737	23	acquire	acquire	VBP
huygens-treatise-2329	737	24	enables	enable	VBZ
huygens-treatise-2329	737	25	one	one	PRP
huygens-treatise-2329	737	26	to	to	TO
huygens-treatise-2329	737	27	observe	observe	VB
huygens-treatise-2329	737	28	in	in	IN
huygens-treatise-2329	737	29	them	-PRON-	PRP
huygens-treatise-2329	737	30	the	the	DT
huygens-treatise-2329	737	31	effects	effect	NNS
huygens-treatise-2329	737	32	of	of	IN
huygens-treatise-2329	737	33	refraction	refraction	NN
huygens-treatise-2329	737	34	better	well	RBR
huygens-treatise-2329	737	35	than	than	IN
huygens-treatise-2329	737	36	in	in	IN
huygens-treatise-2329	737	37	those	those	DT
huygens-treatise-2329	737	38	made	make	VBN
huygens-treatise-2329	737	39	by	by	IN
huygens-treatise-2329	737	40	cleaving	cleave	VBG
huygens-treatise-2329	737	41	the	the	DT
huygens-treatise-2329	737	42	stone	stone	NN
huygens-treatise-2329	737	43	,	,	,
huygens-treatise-2329	737	44	which	which	WDT
huygens-treatise-2329	737	45	always	always	RB
huygens-treatise-2329	737	46	have	have	VBP
huygens-treatise-2329	737	47	some	some	DT
huygens-treatise-2329	737	48	inequality	inequality	NN
huygens-treatise-2329	737	49	.	.	.
huygens-treatise-2329	738	1	Even	even	RB
huygens-treatise-2329	738	2	when	when	WRB
huygens-treatise-2329	738	3	the	the	DT
huygens-treatise-2329	738	4	surface	surface	NN
huygens-treatise-2329	738	5	is	be	VBZ
huygens-treatise-2329	738	6	only	only	RB
huygens-treatise-2329	738	7	moderately	moderately	RB
huygens-treatise-2329	738	8	smoothed	smooth	VBN
huygens-treatise-2329	738	9	,	,	,
huygens-treatise-2329	738	10	if	if	IN
huygens-treatise-2329	738	11	one	one	CD
huygens-treatise-2329	738	12	rubs	rub	VBZ
huygens-treatise-2329	738	13	it	-PRON-	PRP
huygens-treatise-2329	738	14	over	over	RP
huygens-treatise-2329	738	15	with	with	IN
huygens-treatise-2329	738	16	a	a	DT
huygens-treatise-2329	738	17	little	little	JJ
huygens-treatise-2329	738	18	oil	oil	NN
huygens-treatise-2329	738	19	or	or	CC
huygens-treatise-2329	738	20	white	white	NN
huygens-treatise-2329	738	21	of	of	IN
huygens-treatise-2329	738	22	egg	egg	NN
huygens-treatise-2329	738	23	,	,	,
huygens-treatise-2329	738	24	it	-PRON-	PRP
huygens-treatise-2329	738	25	becomes	become	VBZ
huygens-treatise-2329	738	26	quite	quite	RB
huygens-treatise-2329	738	27	transparent	transparent	JJ
huygens-treatise-2329	738	28	,	,	,
huygens-treatise-2329	738	29	so	so	IN
huygens-treatise-2329	738	30	that	that	IN
huygens-treatise-2329	738	31	the	the	DT
huygens-treatise-2329	738	32	refraction	refraction	NN
huygens-treatise-2329	738	33	is	be	VBZ
huygens-treatise-2329	738	34	discerned	discern	VBN
huygens-treatise-2329	738	35	in	in	IN
huygens-treatise-2329	738	36	it	-PRON-	PRP
huygens-treatise-2329	738	37	quite	quite	RB
huygens-treatise-2329	738	38	distinctly	distinctly	RB
huygens-treatise-2329	738	39	.	.	.
huygens-treatise-2329	739	1	And	and	CC
huygens-treatise-2329	739	2	this	this	DT
huygens-treatise-2329	739	3	aid	aid	NN
huygens-treatise-2329	739	4	is	be	VBZ
huygens-treatise-2329	739	5	specially	specially	RB
huygens-treatise-2329	739	6	necessary	necessary	JJ
huygens-treatise-2329	739	7	when	when	WRB
huygens-treatise-2329	739	8	it	-PRON-	PRP
huygens-treatise-2329	739	9	is	be	VBZ
huygens-treatise-2329	739	10	wished	wish	VBN
huygens-treatise-2329	739	11	to	to	TO
huygens-treatise-2329	739	12	polish	polish	VB
huygens-treatise-2329	739	13	the	the	DT
huygens-treatise-2329	739	14	natural	natural	JJ
huygens-treatise-2329	739	15	surfaces	surface	NNS
huygens-treatise-2329	739	16	to	to	TO
huygens-treatise-2329	739	17	remove	remove	VB
huygens-treatise-2329	739	18	the	the	DT
huygens-treatise-2329	739	19	inequalities	inequality	NNS
huygens-treatise-2329	739	20	;	;	:
huygens-treatise-2329	739	21	because	because	IN
huygens-treatise-2329	739	22	one	one	PRP
huygens-treatise-2329	739	23	can	can	MD
huygens-treatise-2329	739	24	not	not	RB
huygens-treatise-2329	739	25	render	render	VB
huygens-treatise-2329	739	26	them	-PRON-	PRP
huygens-treatise-2329	739	27	lucent	lucent	VB
huygens-treatise-2329	739	28	equally	equally	RB
huygens-treatise-2329	739	29	with	with	IN
huygens-treatise-2329	739	30	the	the	DT
huygens-treatise-2329	739	31	surfaces	surface	NNS
huygens-treatise-2329	739	32	of	of	IN
huygens-treatise-2329	739	33	other	other	JJ
huygens-treatise-2329	739	34	sections	section	NNS
huygens-treatise-2329	739	35	,	,	,
huygens-treatise-2329	739	36	which	which	WDT
huygens-treatise-2329	739	37	take	take	VBP
huygens-treatise-2329	739	38	a	a	DT
huygens-treatise-2329	739	39	polish	polish	NN
huygens-treatise-2329	739	40	so	so	RB
huygens-treatise-2329	739	41	much	much	RB
huygens-treatise-2329	739	42	the	the	DT
huygens-treatise-2329	739	43	better	well	JJR
huygens-treatise-2329	739	44	the	the	DT
huygens-treatise-2329	739	45	less	less	RBR
huygens-treatise-2329	739	46	nearly	nearly	RB
huygens-treatise-2329	739	47	they	-PRON-	PRP
huygens-treatise-2329	739	48	approximate	approximate	VBP
huygens-treatise-2329	739	49	to	to	IN
huygens-treatise-2329	739	50	these	these	DT
huygens-treatise-2329	739	51	natural	natural	JJ
huygens-treatise-2329	739	52	planes	plane	NNS
huygens-treatise-2329	739	53	.	.	.
huygens-treatise-2329	740	1	Before	before	IN
huygens-treatise-2329	740	2	finishing	finish	VBG
huygens-treatise-2329	740	3	the	the	DT
huygens-treatise-2329	740	4	treatise	treatise	NN
huygens-treatise-2329	740	5	on	on	IN
huygens-treatise-2329	740	6	this	this	DT
huygens-treatise-2329	740	7	Crystal	Crystal	NNP
huygens-treatise-2329	740	8	,	,	,
huygens-treatise-2329	740	9	I	-PRON-	PRP
huygens-treatise-2329	740	10	will	will	MD
huygens-treatise-2329	740	11	add	add	VB
huygens-treatise-2329	740	12	one	one	CD
huygens-treatise-2329	740	13	more	more	JJR
huygens-treatise-2329	740	14	marvellous	marvellous	JJ
huygens-treatise-2329	740	15	phenomenon	phenomenon	NN
huygens-treatise-2329	740	16	which	which	WDT
huygens-treatise-2329	740	17	I	-PRON-	PRP
huygens-treatise-2329	740	18	discovered	discover	VBD
huygens-treatise-2329	740	19	after	after	IN
huygens-treatise-2329	740	20	having	have	VBG
huygens-treatise-2329	740	21	written	write	VBN
huygens-treatise-2329	740	22	all	all	PDT
huygens-treatise-2329	740	23	the	the	DT
huygens-treatise-2329	740	24	foregoing	foregoing	NN
huygens-treatise-2329	740	25	.	.	.
huygens-treatise-2329	741	1	For	for	IN
huygens-treatise-2329	741	2	though	though	IN
huygens-treatise-2329	741	3	I	-PRON-	PRP
huygens-treatise-2329	741	4	have	have	VBP
huygens-treatise-2329	741	5	not	not	RB
huygens-treatise-2329	741	6	been	be	VBN
huygens-treatise-2329	741	7	able	able	JJ
huygens-treatise-2329	741	8	till	till	IN
huygens-treatise-2329	741	9	now	now	RB
huygens-treatise-2329	741	10	to	to	TO
huygens-treatise-2329	741	11	find	find	VB
huygens-treatise-2329	741	12	its	-PRON-	PRP$
huygens-treatise-2329	741	13	cause	cause	NN
huygens-treatise-2329	741	14	,	,	,
huygens-treatise-2329	741	15	I	-PRON-	PRP
huygens-treatise-2329	741	16	do	do	VBP
huygens-treatise-2329	741	17	not	not	RB
huygens-treatise-2329	741	18	for	for	IN
huygens-treatise-2329	741	19	that	that	DT
huygens-treatise-2329	741	20	reason	reason	NN
huygens-treatise-2329	741	21	wish	wish	VBP
huygens-treatise-2329	741	22	to	to	TO
huygens-treatise-2329	741	23	desist	desist	VB
huygens-treatise-2329	741	24	from	from	IN
huygens-treatise-2329	741	25	describing	describe	VBG
huygens-treatise-2329	741	26	it	-PRON-	PRP
huygens-treatise-2329	741	27	,	,	,
huygens-treatise-2329	741	28	in	in	IN
huygens-treatise-2329	741	29	order	order	NN
huygens-treatise-2329	741	30	to	to	TO
huygens-treatise-2329	741	31	give	give	VB
huygens-treatise-2329	741	32	opportunity	opportunity	NN
huygens-treatise-2329	741	33	to	to	IN
huygens-treatise-2329	741	34	others	other	NNS
huygens-treatise-2329	741	35	to	to	TO
huygens-treatise-2329	741	36	investigate	investigate	VB
huygens-treatise-2329	741	37	it	-PRON-	PRP
huygens-treatise-2329	741	38	.	.	.
huygens-treatise-2329	742	1	It	-PRON-	PRP
huygens-treatise-2329	742	2	seems	seem	VBZ
huygens-treatise-2329	742	3	that	that	IN
huygens-treatise-2329	742	4	it	-PRON-	PRP
huygens-treatise-2329	742	5	will	will	MD
huygens-treatise-2329	742	6	be	be	VB
huygens-treatise-2329	742	7	necessary	necessary	JJ
huygens-treatise-2329	742	8	to	to	TO
huygens-treatise-2329	742	9	make	make	VB
huygens-treatise-2329	742	10	still	still	RB
huygens-treatise-2329	742	11	further	further	JJ
huygens-treatise-2329	742	12	suppositions	supposition	NNS
huygens-treatise-2329	742	13	besides	besides	IN
huygens-treatise-2329	742	14	those	those	DT
huygens-treatise-2329	742	15	which	which	WDT
huygens-treatise-2329	742	16	I	-PRON-	PRP
huygens-treatise-2329	742	17	have	have	VBP
huygens-treatise-2329	742	18	made	make	VBN
huygens-treatise-2329	742	19	;	;	:
huygens-treatise-2329	742	20	but	but	CC
huygens-treatise-2329	742	21	these	these	DT
huygens-treatise-2329	742	22	will	will	MD
huygens-treatise-2329	742	23	not	not	RB
huygens-treatise-2329	742	24	for	for	IN
huygens-treatise-2329	742	25	all	all	DT
huygens-treatise-2329	742	26	that	that	DT
huygens-treatise-2329	742	27	cease	cease	VBP
huygens-treatise-2329	742	28	to	to	TO
huygens-treatise-2329	742	29	keep	keep	VB
huygens-treatise-2329	742	30	their	-PRON-	PRP$
huygens-treatise-2329	742	31	probability	probability	NN
huygens-treatise-2329	742	32	after	after	IN
huygens-treatise-2329	742	33	having	have	VBG
huygens-treatise-2329	742	34	been	be	VBN
huygens-treatise-2329	742	35	confirmed	confirm	VBN
huygens-treatise-2329	742	36	by	by	IN
huygens-treatise-2329	742	37	so	so	RB
huygens-treatise-2329	742	38	many	many	JJ
huygens-treatise-2329	742	39	tests	test	NNS
huygens-treatise-2329	742	40	.	.	.
huygens-treatise-2329	743	1	[	[	-LRB-
huygens-treatise-2329	743	2	Illustration	illustration	NN
huygens-treatise-2329	743	3	]	]	-RRB-
huygens-treatise-2329	743	4	The	the	DT
huygens-treatise-2329	743	5	phenomenon	phenomenon	NN
huygens-treatise-2329	743	6	is	be	VBZ
huygens-treatise-2329	743	7	,	,	,
huygens-treatise-2329	743	8	that	that	IN
huygens-treatise-2329	743	9	by	by	IN
huygens-treatise-2329	743	10	taking	take	VBG
huygens-treatise-2329	743	11	two	two	CD
huygens-treatise-2329	743	12	pieces	piece	NNS
huygens-treatise-2329	743	13	of	of	IN
huygens-treatise-2329	743	14	this	this	DT
huygens-treatise-2329	743	15	crystal	crystal	NN
huygens-treatise-2329	743	16	and	and	CC
huygens-treatise-2329	743	17	applying	apply	VBG
huygens-treatise-2329	743	18	them	-PRON-	PRP
huygens-treatise-2329	743	19	one	one	CD
huygens-treatise-2329	743	20	over	over	IN
huygens-treatise-2329	743	21	the	the	DT
huygens-treatise-2329	743	22	other	other	JJ
huygens-treatise-2329	743	23	,	,	,
huygens-treatise-2329	743	24	or	or	CC
huygens-treatise-2329	743	25	rather	rather	RB
huygens-treatise-2329	743	26	holding	hold	VBG
huygens-treatise-2329	743	27	them	-PRON-	PRP
huygens-treatise-2329	743	28	with	with	IN
huygens-treatise-2329	743	29	a	a	DT
huygens-treatise-2329	743	30	space	space	NN
huygens-treatise-2329	743	31	between	between	IN
huygens-treatise-2329	743	32	the	the	DT
huygens-treatise-2329	743	33	two	two	CD
huygens-treatise-2329	743	34	,	,	,
huygens-treatise-2329	743	35	if	if	IN
huygens-treatise-2329	743	36	all	all	PDT
huygens-treatise-2329	743	37	the	the	DT
huygens-treatise-2329	743	38	sides	side	NNS
huygens-treatise-2329	743	39	of	of	IN
huygens-treatise-2329	743	40	one	one	CD
huygens-treatise-2329	743	41	are	be	VBP
huygens-treatise-2329	743	42	parallel	parallel	JJ
huygens-treatise-2329	743	43	to	to	IN
huygens-treatise-2329	743	44	those	those	DT
huygens-treatise-2329	743	45	of	of	IN
huygens-treatise-2329	743	46	the	the	DT
huygens-treatise-2329	743	47	other	other	JJ
huygens-treatise-2329	743	48	,	,	,
huygens-treatise-2329	743	49	then	then	RB
huygens-treatise-2329	743	50	a	a	DT
huygens-treatise-2329	743	51	ray	ray	NN
huygens-treatise-2329	743	52	of	of	IN
huygens-treatise-2329	743	53	light	light	NN
huygens-treatise-2329	743	54	,	,	,
huygens-treatise-2329	743	55	such	such	JJ
huygens-treatise-2329	743	56	as	as	IN
huygens-treatise-2329	743	57	AB	AB	NNP
huygens-treatise-2329	743	58	,	,	,
huygens-treatise-2329	743	59	is	be	VBZ
huygens-treatise-2329	743	60	divided	divide	VBN
huygens-treatise-2329	743	61	into	into	IN
huygens-treatise-2329	743	62	two	two	CD
huygens-treatise-2329	743	63	in	in	IN
huygens-treatise-2329	743	64	the	the	DT
huygens-treatise-2329	743	65	first	first	JJ
huygens-treatise-2329	743	66	piece	piece	NN
huygens-treatise-2329	743	67	,	,	,
huygens-treatise-2329	743	68	namely	namely	RB
huygens-treatise-2329	743	69	into	into	IN
huygens-treatise-2329	743	70	BD	BD	NNP
huygens-treatise-2329	743	71	and	and	CC
huygens-treatise-2329	743	72	BC	BC	NNP
huygens-treatise-2329	743	73	,	,	,
huygens-treatise-2329	743	74	following	follow	VBG
huygens-treatise-2329	743	75	the	the	DT
huygens-treatise-2329	743	76	two	two	CD
huygens-treatise-2329	743	77	refractions	refraction	NNS
huygens-treatise-2329	743	78	,	,	,
huygens-treatise-2329	743	79	regular	regular	JJ
huygens-treatise-2329	743	80	and	and	CC
huygens-treatise-2329	743	81	irregular	irregular	JJ
huygens-treatise-2329	743	82	.	.	.
huygens-treatise-2329	744	1	On	on	IN
huygens-treatise-2329	744	2	penetrating	penetrating	NN
huygens-treatise-2329	744	3	thence	thence	NN
huygens-treatise-2329	744	4	into	into	IN
huygens-treatise-2329	744	5	the	the	DT
huygens-treatise-2329	744	6	other	other	JJ
huygens-treatise-2329	744	7	piece	piece	NN
huygens-treatise-2329	744	8	each	each	DT
huygens-treatise-2329	744	9	ray	ray	NN
huygens-treatise-2329	744	10	will	will	MD
huygens-treatise-2329	744	11	pass	pass	VB
huygens-treatise-2329	744	12	there	there	RB
huygens-treatise-2329	744	13	without	without	IN
huygens-treatise-2329	744	14	further	further	RB
huygens-treatise-2329	744	15	dividing	divide	VBG
huygens-treatise-2329	744	16	itself	-PRON-	PRP
huygens-treatise-2329	744	17	in	in	IN
huygens-treatise-2329	744	18	two	two	CD
huygens-treatise-2329	744	19	;	;	:
huygens-treatise-2329	744	20	but	but	CC
huygens-treatise-2329	744	21	that	that	DT
huygens-treatise-2329	744	22	one	one	NN
huygens-treatise-2329	744	23	which	which	WDT
huygens-treatise-2329	744	24	underwent	undergo	VBD
huygens-treatise-2329	744	25	the	the	DT
huygens-treatise-2329	744	26	regular	regular	JJ
huygens-treatise-2329	744	27	refraction	refraction	NN
huygens-treatise-2329	744	28	,	,	,
huygens-treatise-2329	744	29	as	as	IN
huygens-treatise-2329	744	30	here	here	RB
huygens-treatise-2329	744	31	DG	DG	NNP
huygens-treatise-2329	744	32	,	,	,
huygens-treatise-2329	744	33	will	will	MD
huygens-treatise-2329	744	34	undergo	undergo	VB
huygens-treatise-2329	744	35	again	again	RB
huygens-treatise-2329	744	36	only	only	RB
huygens-treatise-2329	744	37	a	a	DT
huygens-treatise-2329	744	38	regular	regular	JJ
huygens-treatise-2329	744	39	refraction	refraction	NN
huygens-treatise-2329	744	40	at	at	IN
huygens-treatise-2329	744	41	GH	GH	NNP
huygens-treatise-2329	744	42	;	;	:
huygens-treatise-2329	744	43	and	and	CC
huygens-treatise-2329	744	44	the	the	DT
huygens-treatise-2329	744	45	other	other	JJ
huygens-treatise-2329	744	46	,	,	,
huygens-treatise-2329	744	47	CE	CE	NNP
huygens-treatise-2329	744	48	,	,	,
huygens-treatise-2329	744	49	an	an	DT
huygens-treatise-2329	744	50	irregular	irregular	JJ
huygens-treatise-2329	744	51	refraction	refraction	NN
huygens-treatise-2329	744	52	at	at	IN
huygens-treatise-2329	744	53	EF	EF	NNP
huygens-treatise-2329	744	54	.	.	.
huygens-treatise-2329	745	1	And	and	CC
huygens-treatise-2329	745	2	the	the	DT
huygens-treatise-2329	745	3	same	same	JJ
huygens-treatise-2329	745	4	thing	thing	NN
huygens-treatise-2329	745	5	occurs	occur	VBZ
huygens-treatise-2329	745	6	not	not	RB
huygens-treatise-2329	745	7	only	only	RB
huygens-treatise-2329	745	8	in	in	IN
huygens-treatise-2329	745	9	this	this	DT
huygens-treatise-2329	745	10	disposition	disposition	NN
huygens-treatise-2329	745	11	,	,	,
huygens-treatise-2329	745	12	but	but	CC
huygens-treatise-2329	745	13	also	also	RB
huygens-treatise-2329	745	14	in	in	IN
huygens-treatise-2329	745	15	all	all	PDT
huygens-treatise-2329	745	16	those	those	DT
huygens-treatise-2329	745	17	cases	case	NNS
huygens-treatise-2329	745	18	in	in	IN
huygens-treatise-2329	745	19	which	which	WDT
huygens-treatise-2329	745	20	the	the	DT
huygens-treatise-2329	745	21	principal	principal	JJ
huygens-treatise-2329	745	22	section	section	NN
huygens-treatise-2329	745	23	of	of	IN
huygens-treatise-2329	745	24	each	each	DT
huygens-treatise-2329	745	25	of	of	IN
huygens-treatise-2329	745	26	the	the	DT
huygens-treatise-2329	745	27	pieces	piece	NNS
huygens-treatise-2329	745	28	is	be	VBZ
huygens-treatise-2329	745	29	situated	situate	VBN
huygens-treatise-2329	745	30	in	in	IN
huygens-treatise-2329	745	31	one	one	CD
huygens-treatise-2329	745	32	and	and	CC
huygens-treatise-2329	745	33	the	the	DT
huygens-treatise-2329	745	34	same	same	JJ
huygens-treatise-2329	745	35	plane	plane	NN
huygens-treatise-2329	745	36	,	,	,
huygens-treatise-2329	745	37	without	without	IN
huygens-treatise-2329	745	38	it	-PRON-	PRP
huygens-treatise-2329	745	39	being	be	VBG
huygens-treatise-2329	745	40	needful	needful	JJ
huygens-treatise-2329	745	41	for	for	IN
huygens-treatise-2329	745	42	the	the	DT
huygens-treatise-2329	745	43	two	two	CD
huygens-treatise-2329	745	44	neighbouring	neighbouring	NN
huygens-treatise-2329	745	45	surfaces	surface	NNS
huygens-treatise-2329	745	46	to	to	TO
huygens-treatise-2329	745	47	be	be	VB
huygens-treatise-2329	745	48	parallel	parallel	JJ
huygens-treatise-2329	745	49	.	.	.
huygens-treatise-2329	746	1	Now	now	RB
huygens-treatise-2329	746	2	it	-PRON-	PRP
huygens-treatise-2329	746	3	is	be	VBZ
huygens-treatise-2329	746	4	marvellous	marvellous	JJ
huygens-treatise-2329	746	5	why	why	WRB
huygens-treatise-2329	746	6	the	the	DT
huygens-treatise-2329	746	7	rays	ray	NNS
huygens-treatise-2329	746	8	CE	CE	NNP
huygens-treatise-2329	746	9	and	and	CC
huygens-treatise-2329	746	10	DG	DG	NNP
huygens-treatise-2329	746	11	,	,	,
huygens-treatise-2329	746	12	incident	incident	NN
huygens-treatise-2329	746	13	from	from	IN
huygens-treatise-2329	746	14	the	the	DT
huygens-treatise-2329	746	15	air	air	NN
huygens-treatise-2329	746	16	on	on	IN
huygens-treatise-2329	746	17	the	the	DT
huygens-treatise-2329	746	18	lower	low	JJR
huygens-treatise-2329	746	19	crystal	crystal	NN
huygens-treatise-2329	746	20	,	,	,
huygens-treatise-2329	746	21	do	do	VB
huygens-treatise-2329	746	22	not	not	RB
huygens-treatise-2329	746	23	divide	divide	VB
huygens-treatise-2329	746	24	themselves	-PRON-	PRP
huygens-treatise-2329	746	25	the	the	DT
huygens-treatise-2329	746	26	same	same	JJ
huygens-treatise-2329	746	27	as	as	IN
huygens-treatise-2329	746	28	the	the	DT
huygens-treatise-2329	746	29	first	first	JJ
huygens-treatise-2329	746	30	ray	ray	NN
huygens-treatise-2329	746	31	AB	AB	NNP
huygens-treatise-2329	746	32	.	.	.
huygens-treatise-2329	747	1	One	one	PRP
huygens-treatise-2329	747	2	would	would	MD
huygens-treatise-2329	747	3	say	say	VB
huygens-treatise-2329	747	4	that	that	IN
huygens-treatise-2329	747	5	it	-PRON-	PRP
huygens-treatise-2329	747	6	must	must	MD
huygens-treatise-2329	747	7	be	be	VB
huygens-treatise-2329	747	8	that	that	IN
huygens-treatise-2329	747	9	the	the	DT
huygens-treatise-2329	747	10	ray	ray	NN
huygens-treatise-2329	747	11	DG	DG	NNP
huygens-treatise-2329	747	12	in	in	IN
huygens-treatise-2329	747	13	passing	pass	VBG
huygens-treatise-2329	747	14	through	through	IN
huygens-treatise-2329	747	15	the	the	DT
huygens-treatise-2329	747	16	upper	upper	JJ
huygens-treatise-2329	747	17	piece	piece	NN
huygens-treatise-2329	747	18	has	have	VBZ
huygens-treatise-2329	747	19	lost	lose	VBN
huygens-treatise-2329	747	20	something	something	NN
huygens-treatise-2329	747	21	which	which	WDT
huygens-treatise-2329	747	22	is	be	VBZ
huygens-treatise-2329	747	23	necessary	necessary	JJ
huygens-treatise-2329	747	24	to	to	TO
huygens-treatise-2329	747	25	move	move	VB
huygens-treatise-2329	747	26	the	the	DT
huygens-treatise-2329	747	27	matter	matter	NN
huygens-treatise-2329	747	28	which	which	WDT
huygens-treatise-2329	747	29	serves	serve	VBZ
huygens-treatise-2329	747	30	for	for	IN
huygens-treatise-2329	747	31	the	the	DT
huygens-treatise-2329	747	32	irregular	irregular	JJ
huygens-treatise-2329	747	33	refraction	refraction	NN
huygens-treatise-2329	747	34	;	;	:
huygens-treatise-2329	747	35	and	and	CC
huygens-treatise-2329	747	36	that	that	IN
huygens-treatise-2329	747	37	likewise	likewise	RB
huygens-treatise-2329	747	38	CE	CE	NNP
huygens-treatise-2329	747	39	has	have	VBZ
huygens-treatise-2329	747	40	lost	lose	VBN
huygens-treatise-2329	747	41	that	that	IN
huygens-treatise-2329	747	42	which	which	WDT
huygens-treatise-2329	747	43	was	be	VBD
huygens-treatise-2329	747	44	necessary	necessary	JJ
huygens-treatise-2329	747	45	to	to	TO
huygens-treatise-2329	747	46	move	move	VB
huygens-treatise-2329	747	47	the	the	DT
huygens-treatise-2329	747	48	matter	matter	NN
huygens-treatise-2329	747	49	which	which	WDT
huygens-treatise-2329	747	50	serves	serve	VBZ
huygens-treatise-2329	747	51	for	for	IN
huygens-treatise-2329	747	52	regular	regular	JJ
huygens-treatise-2329	747	53	refraction	refraction	NN
huygens-treatise-2329	747	54	:	:	:
huygens-treatise-2329	747	55	but	but	CC
huygens-treatise-2329	747	56	there	there	EX
huygens-treatise-2329	747	57	is	be	VBZ
huygens-treatise-2329	747	58	yet	yet	RB
huygens-treatise-2329	747	59	another	another	DT
huygens-treatise-2329	747	60	thing	thing	NN
huygens-treatise-2329	747	61	which	which	WDT
huygens-treatise-2329	747	62	upsets	upset	VBZ
huygens-treatise-2329	747	63	this	this	DT
huygens-treatise-2329	747	64	reasoning	reasoning	NN
huygens-treatise-2329	747	65	.	.	.
huygens-treatise-2329	748	1	It	-PRON-	PRP
huygens-treatise-2329	748	2	is	be	VBZ
huygens-treatise-2329	748	3	that	that	IN
huygens-treatise-2329	748	4	when	when	WRB
huygens-treatise-2329	748	5	one	one	PRP
huygens-treatise-2329	748	6	disposes	dispose	VBZ
huygens-treatise-2329	748	7	the	the	DT
huygens-treatise-2329	748	8	two	two	CD
huygens-treatise-2329	748	9	crystals	crystal	NNS
huygens-treatise-2329	748	10	in	in	IN
huygens-treatise-2329	748	11	such	such	PDT
huygens-treatise-2329	748	12	a	a	DT
huygens-treatise-2329	748	13	way	way	NN
huygens-treatise-2329	748	14	that	that	WDT
huygens-treatise-2329	748	15	the	the	DT
huygens-treatise-2329	748	16	planes	plane	NNS
huygens-treatise-2329	748	17	which	which	WDT
huygens-treatise-2329	748	18	constitute	constitute	VBP
huygens-treatise-2329	748	19	the	the	DT
huygens-treatise-2329	748	20	principal	principal	JJ
huygens-treatise-2329	748	21	sections	section	NNS
huygens-treatise-2329	748	22	intersect	intersect	VBP
huygens-treatise-2329	748	23	one	one	CD
huygens-treatise-2329	748	24	another	another	DT
huygens-treatise-2329	748	25	at	at	IN
huygens-treatise-2329	748	26	right	right	JJ
huygens-treatise-2329	748	27	angles	angle	NNS
huygens-treatise-2329	748	28	,	,	,
huygens-treatise-2329	748	29	whether	whether	IN
huygens-treatise-2329	748	30	the	the	DT
huygens-treatise-2329	748	31	neighbouring	neighbouring	NN
huygens-treatise-2329	748	32	surfaces	surface	NNS
huygens-treatise-2329	748	33	are	be	VBP
huygens-treatise-2329	748	34	parallel	parallel	JJ
huygens-treatise-2329	748	35	or	or	CC
huygens-treatise-2329	748	36	not	not	RB
huygens-treatise-2329	748	37	,	,	,
huygens-treatise-2329	748	38	then	then	RB
huygens-treatise-2329	748	39	the	the	DT
huygens-treatise-2329	748	40	ray	ray	NN
huygens-treatise-2329	748	41	which	which	WDT
huygens-treatise-2329	748	42	has	have	VBZ
huygens-treatise-2329	748	43	come	come	VBN
huygens-treatise-2329	748	44	by	by	IN
huygens-treatise-2329	748	45	the	the	DT
huygens-treatise-2329	748	46	regular	regular	JJ
huygens-treatise-2329	748	47	refraction	refraction	NN
huygens-treatise-2329	748	48	,	,	,
huygens-treatise-2329	748	49	as	as	IN
huygens-treatise-2329	748	50	DG	DG	NNP
huygens-treatise-2329	748	51	,	,	,
huygens-treatise-2329	748	52	undergoes	undergo	VBZ
huygens-treatise-2329	748	53	only	only	RB
huygens-treatise-2329	748	54	an	an	DT
huygens-treatise-2329	748	55	irregular	irregular	JJ
huygens-treatise-2329	748	56	refraction	refraction	NN
huygens-treatise-2329	748	57	in	in	IN
huygens-treatise-2329	748	58	the	the	DT
huygens-treatise-2329	748	59	lower	low	JJR
huygens-treatise-2329	748	60	piece	piece	NN
huygens-treatise-2329	748	61	;	;	:
huygens-treatise-2329	748	62	and	and	CC
huygens-treatise-2329	748	63	on	on	IN
huygens-treatise-2329	748	64	the	the	DT
huygens-treatise-2329	748	65	contrary	contrary	NN
huygens-treatise-2329	748	66	the	the	DT
huygens-treatise-2329	748	67	ray	ray	NN
huygens-treatise-2329	748	68	which	which	WDT
huygens-treatise-2329	748	69	has	have	VBZ
huygens-treatise-2329	748	70	come	come	VBN
huygens-treatise-2329	748	71	by	by	IN
huygens-treatise-2329	748	72	the	the	DT
huygens-treatise-2329	748	73	irregular	irregular	JJ
huygens-treatise-2329	748	74	refraction	refraction	NN
huygens-treatise-2329	748	75	,	,	,
huygens-treatise-2329	748	76	as	as	IN
huygens-treatise-2329	748	77	CE	CE	NNP
huygens-treatise-2329	748	78	,	,	,
huygens-treatise-2329	748	79	undergoes	undergo	VBZ
huygens-treatise-2329	748	80	only	only	RB
huygens-treatise-2329	748	81	a	a	DT
huygens-treatise-2329	748	82	regular	regular	JJ
huygens-treatise-2329	748	83	refraction	refraction	NN
huygens-treatise-2329	748	84	.	.	.
huygens-treatise-2329	749	1	But	but	CC
huygens-treatise-2329	749	2	in	in	IN
huygens-treatise-2329	749	3	all	all	PDT
huygens-treatise-2329	749	4	the	the	DT
huygens-treatise-2329	749	5	infinite	infinite	JJ
huygens-treatise-2329	749	6	other	other	JJ
huygens-treatise-2329	749	7	positions	position	NNS
huygens-treatise-2329	749	8	,	,	,
huygens-treatise-2329	749	9	besides	besides	IN
huygens-treatise-2329	749	10	those	those	DT
huygens-treatise-2329	749	11	which	which	WDT
huygens-treatise-2329	749	12	I	-PRON-	PRP
huygens-treatise-2329	749	13	have	have	VBP
huygens-treatise-2329	749	14	just	just	RB
huygens-treatise-2329	749	15	stated	state	VBN
huygens-treatise-2329	749	16	,	,	,
huygens-treatise-2329	749	17	the	the	DT
huygens-treatise-2329	749	18	rays	ray	NNS
huygens-treatise-2329	749	19	DG	DG	NNP
huygens-treatise-2329	749	20	,	,	,
huygens-treatise-2329	749	21	CE	CE	NNP
huygens-treatise-2329	749	22	,	,	,
huygens-treatise-2329	749	23	divide	divide	VBP
huygens-treatise-2329	749	24	themselves	-PRON-	PRP
huygens-treatise-2329	749	25	anew	anew	RB
huygens-treatise-2329	749	26	each	each	DT
huygens-treatise-2329	749	27	one	one	NN
huygens-treatise-2329	749	28	into	into	IN
huygens-treatise-2329	749	29	two	two	CD
huygens-treatise-2329	749	30	,	,	,
huygens-treatise-2329	749	31	by	by	IN
huygens-treatise-2329	749	32	refraction	refraction	NN
huygens-treatise-2329	749	33	in	in	IN
huygens-treatise-2329	749	34	the	the	DT
huygens-treatise-2329	749	35	lower	low	JJR
huygens-treatise-2329	749	36	crystal	crystal	NN
huygens-treatise-2329	749	37	so	so	IN
huygens-treatise-2329	749	38	that	that	IN
huygens-treatise-2329	749	39	from	from	IN
huygens-treatise-2329	749	40	the	the	DT
huygens-treatise-2329	749	41	single	single	JJ
huygens-treatise-2329	749	42	ray	ray	NN
huygens-treatise-2329	749	43	AB	AB	NNP
huygens-treatise-2329	749	44	there	there	EX
huygens-treatise-2329	749	45	are	be	VBP
huygens-treatise-2329	749	46	four	four	CD
huygens-treatise-2329	749	47	,	,	,
huygens-treatise-2329	749	48	sometimes	sometimes	RB
huygens-treatise-2329	749	49	of	of	IN
huygens-treatise-2329	749	50	equal	equal	JJ
huygens-treatise-2329	749	51	brightness	brightness	NN
huygens-treatise-2329	749	52	,	,	,
huygens-treatise-2329	749	53	sometimes	sometimes	RB
huygens-treatise-2329	749	54	some	some	DT
huygens-treatise-2329	749	55	much	much	RB
huygens-treatise-2329	749	56	less	less	RBR
huygens-treatise-2329	749	57	bright	bright	JJ
huygens-treatise-2329	749	58	than	than	IN
huygens-treatise-2329	749	59	others	other	NNS
huygens-treatise-2329	749	60	,	,	,
huygens-treatise-2329	749	61	according	accord	VBG
huygens-treatise-2329	749	62	to	to	IN
huygens-treatise-2329	749	63	the	the	DT
huygens-treatise-2329	749	64	varying	varying	NN
huygens-treatise-2329	749	65	agreement	agreement	NN
huygens-treatise-2329	749	66	in	in	IN
huygens-treatise-2329	749	67	the	the	DT
huygens-treatise-2329	749	68	positions	position	NNS
huygens-treatise-2329	749	69	of	of	IN
huygens-treatise-2329	749	70	the	the	DT
huygens-treatise-2329	749	71	crystals	crystal	NNS
huygens-treatise-2329	749	72	:	:	:
huygens-treatise-2329	749	73	but	but	CC
huygens-treatise-2329	749	74	they	-PRON-	PRP
huygens-treatise-2329	749	75	do	do	VBP
huygens-treatise-2329	749	76	not	not	RB
huygens-treatise-2329	749	77	appear	appear	VB
huygens-treatise-2329	749	78	to	to	TO
huygens-treatise-2329	749	79	have	have	VB
huygens-treatise-2329	749	80	all	all	DT
huygens-treatise-2329	749	81	together	together	RB
huygens-treatise-2329	749	82	more	more	JJR
huygens-treatise-2329	749	83	light	light	NN
huygens-treatise-2329	749	84	than	than	IN
huygens-treatise-2329	749	85	the	the	DT
huygens-treatise-2329	749	86	single	single	JJ
huygens-treatise-2329	749	87	ray	ray	NN
huygens-treatise-2329	749	88	AB	AB	NNP
huygens-treatise-2329	749	89	.	.	.
huygens-treatise-2329	750	1	When	when	WRB
huygens-treatise-2329	750	2	one	one	PRP
huygens-treatise-2329	750	3	considers	consider	VBZ
huygens-treatise-2329	750	4	here	here	RB
huygens-treatise-2329	750	5	how	how	WRB
huygens-treatise-2329	750	6	,	,	,
huygens-treatise-2329	750	7	while	while	IN
huygens-treatise-2329	750	8	the	the	DT
huygens-treatise-2329	750	9	rays	ray	NNS
huygens-treatise-2329	750	10	CE	CE	NNP
huygens-treatise-2329	750	11	,	,	,
huygens-treatise-2329	750	12	DG	DG	NNP
huygens-treatise-2329	750	13	,	,	,
huygens-treatise-2329	750	14	remain	remain	VBP
huygens-treatise-2329	750	15	the	the	DT
huygens-treatise-2329	750	16	same	same	JJ
huygens-treatise-2329	750	17	,	,	,
huygens-treatise-2329	750	18	it	-PRON-	PRP
huygens-treatise-2329	750	19	depends	depend	VBZ
huygens-treatise-2329	750	20	on	on	IN
huygens-treatise-2329	750	21	the	the	DT
huygens-treatise-2329	750	22	position	position	NN
huygens-treatise-2329	750	23	that	that	WDT
huygens-treatise-2329	750	24	one	one	PRP
huygens-treatise-2329	750	25	gives	give	VBZ
huygens-treatise-2329	750	26	to	to	IN
huygens-treatise-2329	750	27	the	the	DT
huygens-treatise-2329	750	28	lower	low	JJR
huygens-treatise-2329	750	29	piece	piece	NN
huygens-treatise-2329	750	30	,	,	,
huygens-treatise-2329	750	31	whether	whether	IN
huygens-treatise-2329	750	32	it	-PRON-	PRP
huygens-treatise-2329	750	33	divides	divide	VBZ
huygens-treatise-2329	750	34	them	-PRON-	PRP
huygens-treatise-2329	750	35	both	both	DT
huygens-treatise-2329	750	36	in	in	IN
huygens-treatise-2329	750	37	two	two	CD
huygens-treatise-2329	750	38	,	,	,
huygens-treatise-2329	750	39	or	or	CC
huygens-treatise-2329	750	40	whether	whether	IN
huygens-treatise-2329	750	41	it	-PRON-	PRP
huygens-treatise-2329	750	42	does	do	VBZ
huygens-treatise-2329	750	43	not	not	RB
huygens-treatise-2329	750	44	divide	divide	VB
huygens-treatise-2329	750	45	them	-PRON-	PRP
huygens-treatise-2329	750	46	,	,	,
huygens-treatise-2329	750	47	and	and	CC
huygens-treatise-2329	750	48	yet	yet	RB
huygens-treatise-2329	750	49	how	how	WRB
huygens-treatise-2329	750	50	the	the	DT
huygens-treatise-2329	750	51	ray	ray	NN
huygens-treatise-2329	750	52	AB	AB	NNP
huygens-treatise-2329	750	53	above	above	RB
huygens-treatise-2329	750	54	is	be	VBZ
huygens-treatise-2329	750	55	always	always	RB
huygens-treatise-2329	750	56	divided	divided	JJ
huygens-treatise-2329	750	57	,	,	,
huygens-treatise-2329	750	58	it	-PRON-	PRP
huygens-treatise-2329	750	59	seems	seem	VBZ
huygens-treatise-2329	750	60	that	that	IN
huygens-treatise-2329	750	61	one	one	NN
huygens-treatise-2329	750	62	is	be	VBZ
huygens-treatise-2329	750	63	obliged	oblige	VBN
huygens-treatise-2329	750	64	to	to	TO
huygens-treatise-2329	750	65	conclude	conclude	VB
huygens-treatise-2329	750	66	that	that	IN
huygens-treatise-2329	750	67	the	the	DT
huygens-treatise-2329	750	68	waves	wave	NNS
huygens-treatise-2329	750	69	of	of	IN
huygens-treatise-2329	750	70	light	light	NN
huygens-treatise-2329	750	71	,	,	,
huygens-treatise-2329	750	72	after	after	IN
huygens-treatise-2329	750	73	having	have	VBG
huygens-treatise-2329	750	74	passed	pass	VBN
huygens-treatise-2329	750	75	through	through	IN
huygens-treatise-2329	750	76	the	the	DT
huygens-treatise-2329	750	77	first	first	JJ
huygens-treatise-2329	750	78	crystal	crystal	NN
huygens-treatise-2329	750	79	,	,	,
huygens-treatise-2329	750	80	acquire	acquire	VB
huygens-treatise-2329	750	81	a	a	DT
huygens-treatise-2329	750	82	certain	certain	JJ
huygens-treatise-2329	750	83	form	form	NN
huygens-treatise-2329	750	84	or	or	CC
huygens-treatise-2329	750	85	disposition	disposition	NN
huygens-treatise-2329	750	86	in	in	IN
huygens-treatise-2329	750	87	virtue	virtue	NN
huygens-treatise-2329	750	88	of	of	IN
huygens-treatise-2329	750	89	which	which	WDT
huygens-treatise-2329	750	90	,	,	,
huygens-treatise-2329	750	91	when	when	WRB
huygens-treatise-2329	750	92	meeting	meet	VBG
huygens-treatise-2329	750	93	the	the	DT
huygens-treatise-2329	750	94	texture	texture	NN
huygens-treatise-2329	750	95	of	of	IN
huygens-treatise-2329	750	96	the	the	DT
huygens-treatise-2329	750	97	second	second	JJ
huygens-treatise-2329	750	98	crystal	crystal	NN
huygens-treatise-2329	750	99	,	,	,
huygens-treatise-2329	750	100	in	in	IN
huygens-treatise-2329	750	101	certain	certain	JJ
huygens-treatise-2329	750	102	positions	position	NNS
huygens-treatise-2329	750	103	,	,	,
huygens-treatise-2329	750	104	they	-PRON-	PRP
huygens-treatise-2329	750	105	can	can	MD
huygens-treatise-2329	750	106	move	move	VB
huygens-treatise-2329	750	107	the	the	DT
huygens-treatise-2329	750	108	two	two	CD
huygens-treatise-2329	750	109	different	different	JJ
huygens-treatise-2329	750	110	kinds	kind	NNS
huygens-treatise-2329	750	111	of	of	IN
huygens-treatise-2329	750	112	matter	matter	NN
huygens-treatise-2329	750	113	which	which	WDT
huygens-treatise-2329	750	114	serve	serve	VBP
huygens-treatise-2329	750	115	for	for	IN
huygens-treatise-2329	750	116	the	the	DT
huygens-treatise-2329	750	117	two	two	CD
huygens-treatise-2329	750	118	species	specie	NNS
huygens-treatise-2329	750	119	of	of	IN
huygens-treatise-2329	750	120	refraction	refraction	NN
huygens-treatise-2329	750	121	;	;	:
huygens-treatise-2329	750	122	and	and	CC
huygens-treatise-2329	750	123	when	when	WRB
huygens-treatise-2329	750	124	meeting	meet	VBG
huygens-treatise-2329	750	125	the	the	DT
huygens-treatise-2329	750	126	second	second	JJ
huygens-treatise-2329	750	127	crystal	crystal	NN
huygens-treatise-2329	750	128	in	in	IN
huygens-treatise-2329	750	129	another	another	DT
huygens-treatise-2329	750	130	position	position	NN
huygens-treatise-2329	750	131	are	be	VBP
huygens-treatise-2329	750	132	able	able	JJ
huygens-treatise-2329	750	133	to	to	TO
huygens-treatise-2329	750	134	move	move	VB
huygens-treatise-2329	750	135	only	only	RB
huygens-treatise-2329	750	136	one	one	CD
huygens-treatise-2329	750	137	of	of	IN
huygens-treatise-2329	750	138	these	these	DT
huygens-treatise-2329	750	139	kinds	kind	NNS
huygens-treatise-2329	750	140	of	of	IN
huygens-treatise-2329	750	141	matter	matter	NN
huygens-treatise-2329	750	142	.	.	.
huygens-treatise-2329	751	1	But	but	CC
huygens-treatise-2329	751	2	to	to	TO
huygens-treatise-2329	751	3	tell	tell	VB
huygens-treatise-2329	751	4	how	how	WRB
huygens-treatise-2329	751	5	this	this	DT
huygens-treatise-2329	751	6	occurs	occur	VBZ
huygens-treatise-2329	751	7	,	,	,
huygens-treatise-2329	751	8	I	-PRON-	PRP
huygens-treatise-2329	751	9	have	have	VBP
huygens-treatise-2329	751	10	hitherto	hitherto	VBN
huygens-treatise-2329	751	11	found	find	VBN
huygens-treatise-2329	751	12	nothing	nothing	NN
huygens-treatise-2329	751	13	which	which	WDT
huygens-treatise-2329	751	14	satisfies	satisfy	VBZ
huygens-treatise-2329	751	15	me	-PRON-	PRP
huygens-treatise-2329	751	16	.	.	.
huygens-treatise-2329	752	1	Leaving	leave	VBG
huygens-treatise-2329	752	2	then	then	RB
huygens-treatise-2329	752	3	to	to	IN
huygens-treatise-2329	752	4	others	other	NNS
huygens-treatise-2329	752	5	this	this	DT
huygens-treatise-2329	752	6	research	research	NN
huygens-treatise-2329	752	7	,	,	,
huygens-treatise-2329	752	8	I	-PRON-	PRP
huygens-treatise-2329	752	9	pass	pass	VBP
huygens-treatise-2329	752	10	to	to	IN
huygens-treatise-2329	752	11	what	what	WP
huygens-treatise-2329	752	12	I	-PRON-	PRP
huygens-treatise-2329	752	13	have	have	VBP
huygens-treatise-2329	752	14	to	to	TO
huygens-treatise-2329	752	15	say	say	VB
huygens-treatise-2329	752	16	touching	touch	VBG
huygens-treatise-2329	752	17	the	the	DT
huygens-treatise-2329	752	18	cause	cause	NN
huygens-treatise-2329	752	19	of	of	IN
huygens-treatise-2329	752	20	the	the	DT
huygens-treatise-2329	752	21	extraordinary	extraordinary	JJ
huygens-treatise-2329	752	22	figure	figure	NN
huygens-treatise-2329	752	23	of	of	IN
huygens-treatise-2329	752	24	this	this	DT
huygens-treatise-2329	752	25	crystal	crystal	NN
huygens-treatise-2329	752	26	,	,	,
huygens-treatise-2329	752	27	and	and	CC
huygens-treatise-2329	752	28	why	why	WRB
huygens-treatise-2329	752	29	it	-PRON-	PRP
huygens-treatise-2329	752	30	cleaves	cleave	VBZ
huygens-treatise-2329	752	31	easily	easily	RB
huygens-treatise-2329	752	32	in	in	IN
huygens-treatise-2329	752	33	three	three	CD
huygens-treatise-2329	752	34	different	different	JJ
huygens-treatise-2329	752	35	senses	sense	NNS
huygens-treatise-2329	752	36	,	,	,
huygens-treatise-2329	752	37	parallel	parallel	JJ
huygens-treatise-2329	752	38	to	to	IN
huygens-treatise-2329	752	39	any	any	DT
huygens-treatise-2329	752	40	one	one	CD
huygens-treatise-2329	752	41	of	of	IN
huygens-treatise-2329	752	42	its	-PRON-	PRP$
huygens-treatise-2329	752	43	surfaces	surface	NNS
huygens-treatise-2329	752	44	.	.	.
huygens-treatise-2329	753	1	There	there	EX
huygens-treatise-2329	753	2	are	be	VBP
huygens-treatise-2329	753	3	many	many	JJ
huygens-treatise-2329	753	4	bodies	body	NNS
huygens-treatise-2329	753	5	,	,	,
huygens-treatise-2329	753	6	vegetable	vegetable	NN
huygens-treatise-2329	753	7	,	,	,
huygens-treatise-2329	753	8	mineral	mineral	NN
huygens-treatise-2329	753	9	,	,	,
huygens-treatise-2329	753	10	and	and	CC
huygens-treatise-2329	753	11	congealed	congeal	VBN
huygens-treatise-2329	753	12	salts	salt	NNS
huygens-treatise-2329	753	13	,	,	,
huygens-treatise-2329	753	14	which	which	WDT
huygens-treatise-2329	753	15	are	be	VBP
huygens-treatise-2329	753	16	formed	form	VBN
huygens-treatise-2329	753	17	with	with	IN
huygens-treatise-2329	753	18	certain	certain	JJ
huygens-treatise-2329	753	19	regular	regular	JJ
huygens-treatise-2329	753	20	angles	angle	NNS
huygens-treatise-2329	753	21	and	and	CC
huygens-treatise-2329	753	22	figures	figure	NNS
huygens-treatise-2329	753	23	.	.	.
huygens-treatise-2329	754	1	Thus	thus	RB
huygens-treatise-2329	754	2	among	among	IN
huygens-treatise-2329	754	3	flowers	flower	NNS
huygens-treatise-2329	754	4	there	there	EX
huygens-treatise-2329	754	5	are	be	VBP
huygens-treatise-2329	754	6	many	many	JJ
huygens-treatise-2329	754	7	which	which	WDT
huygens-treatise-2329	754	8	have	have	VBP
huygens-treatise-2329	754	9	their	-PRON-	PRP$
huygens-treatise-2329	754	10	leaves	leave	NNS
huygens-treatise-2329	754	11	disposed	dispose	VBN
huygens-treatise-2329	754	12	in	in	IN
huygens-treatise-2329	754	13	ordered	order	VBN
huygens-treatise-2329	754	14	polygons	polygon	NNS
huygens-treatise-2329	754	15	,	,	,
huygens-treatise-2329	754	16	to	to	IN
huygens-treatise-2329	754	17	the	the	DT
huygens-treatise-2329	754	18	number	number	NN
huygens-treatise-2329	754	19	of	of	IN
huygens-treatise-2329	754	20	3	3	CD
huygens-treatise-2329	754	21	,	,	,
huygens-treatise-2329	754	22	4	4	CD
huygens-treatise-2329	754	23	,	,	,
huygens-treatise-2329	754	24	5	5	CD
huygens-treatise-2329	754	25	,	,	,
huygens-treatise-2329	754	26	or	or	CC
huygens-treatise-2329	754	27	6	6	CD
huygens-treatise-2329	754	28	sides	side	NNS
huygens-treatise-2329	754	29	,	,	,
huygens-treatise-2329	754	30	but	but	CC
huygens-treatise-2329	754	31	not	not	RB
huygens-treatise-2329	754	32	more	more	JJR
huygens-treatise-2329	754	33	.	.	.
huygens-treatise-2329	755	1	This	this	DT
huygens-treatise-2329	755	2	well	well	RB
huygens-treatise-2329	755	3	deserves	deserve	VBZ
huygens-treatise-2329	755	4	to	to	TO
huygens-treatise-2329	755	5	be	be	VB
huygens-treatise-2329	755	6	investigated	investigate	VBN
huygens-treatise-2329	755	7	,	,	,
huygens-treatise-2329	755	8	both	both	CC
huygens-treatise-2329	755	9	as	as	IN
huygens-treatise-2329	755	10	to	to	IN
huygens-treatise-2329	755	11	the	the	DT
huygens-treatise-2329	755	12	polygonal	polygonal	JJ
huygens-treatise-2329	755	13	figure	figure	NN
huygens-treatise-2329	755	14	,	,	,
huygens-treatise-2329	755	15	and	and	CC
huygens-treatise-2329	755	16	as	as	IN
huygens-treatise-2329	755	17	to	to	IN
huygens-treatise-2329	755	18	why	why	WRB
huygens-treatise-2329	755	19	it	-PRON-	PRP
huygens-treatise-2329	755	20	does	do	VBZ
huygens-treatise-2329	755	21	not	not	RB
huygens-treatise-2329	755	22	exceed	exceed	VB
huygens-treatise-2329	755	23	the	the	DT
huygens-treatise-2329	755	24	number	number	NN
huygens-treatise-2329	755	25	6	6	CD
huygens-treatise-2329	755	26	.	.	.
huygens-treatise-2329	756	1	Rock	Rock	NNP
huygens-treatise-2329	756	2	Crystal	Crystal	NNP
huygens-treatise-2329	756	3	grows	grow	VBZ
huygens-treatise-2329	756	4	ordinarily	ordinarily	RB
huygens-treatise-2329	756	5	in	in	IN
huygens-treatise-2329	756	6	hexagonal	hexagonal	JJ
huygens-treatise-2329	756	7	bars	bar	NNS
huygens-treatise-2329	756	8	,	,	,
huygens-treatise-2329	756	9	and	and	CC
huygens-treatise-2329	756	10	diamonds	diamond	NNS
huygens-treatise-2329	756	11	are	be	VBP
huygens-treatise-2329	756	12	found	find	VBN
huygens-treatise-2329	756	13	which	which	WDT
huygens-treatise-2329	756	14	occur	occur	VBP
huygens-treatise-2329	756	15	with	with	IN
huygens-treatise-2329	756	16	a	a	DT
huygens-treatise-2329	756	17	square	square	JJ
huygens-treatise-2329	756	18	point	point	NN
huygens-treatise-2329	756	19	and	and	CC
huygens-treatise-2329	756	20	polished	polished	JJ
huygens-treatise-2329	756	21	surfaces	surface	NNS
huygens-treatise-2329	756	22	.	.	.
huygens-treatise-2329	757	1	There	there	EX
huygens-treatise-2329	757	2	is	be	VBZ
huygens-treatise-2329	757	3	a	a	DT
huygens-treatise-2329	757	4	species	species	NN
huygens-treatise-2329	757	5	of	of	IN
huygens-treatise-2329	757	6	small	small	JJ
huygens-treatise-2329	757	7	flat	flat	JJ
huygens-treatise-2329	757	8	stones	stone	NNS
huygens-treatise-2329	757	9	,	,	,
huygens-treatise-2329	757	10	piled	pile	VBD
huygens-treatise-2329	757	11	up	up	RP
huygens-treatise-2329	757	12	directly	directly	RB
huygens-treatise-2329	757	13	upon	upon	IN
huygens-treatise-2329	757	14	one	one	CD
huygens-treatise-2329	757	15	another	another	DT
huygens-treatise-2329	757	16	,	,	,
huygens-treatise-2329	757	17	which	which	WDT
huygens-treatise-2329	757	18	are	be	VBP
huygens-treatise-2329	757	19	all	all	DT
huygens-treatise-2329	757	20	of	of	IN
huygens-treatise-2329	757	21	pentagonal	pentagonal	JJ
huygens-treatise-2329	757	22	figure	figure	NN
huygens-treatise-2329	757	23	with	with	IN
huygens-treatise-2329	757	24	rounded	rounded	JJ
huygens-treatise-2329	757	25	angles	angle	NNS
huygens-treatise-2329	757	26	,	,	,
huygens-treatise-2329	757	27	and	and	CC
huygens-treatise-2329	757	28	the	the	DT
huygens-treatise-2329	757	29	sides	side	NNS
huygens-treatise-2329	757	30	a	a	DT
huygens-treatise-2329	757	31	little	little	JJ
huygens-treatise-2329	757	32	folded	fold	VBN
huygens-treatise-2329	757	33	inwards	inward	NNS
huygens-treatise-2329	757	34	.	.	.
huygens-treatise-2329	758	1	The	the	DT
huygens-treatise-2329	758	2	grains	grain	NNS
huygens-treatise-2329	758	3	of	of	IN
huygens-treatise-2329	758	4	gray	gray	JJ
huygens-treatise-2329	758	5	salt	salt	NN
huygens-treatise-2329	758	6	which	which	WDT
huygens-treatise-2329	758	7	are	be	VBP
huygens-treatise-2329	758	8	formed	form	VBN
huygens-treatise-2329	758	9	from	from	IN
huygens-treatise-2329	758	10	sea	sea	NN
huygens-treatise-2329	758	11	water	water	NN
huygens-treatise-2329	758	12	affect	affect	VB
huygens-treatise-2329	758	13	the	the	DT
huygens-treatise-2329	758	14	figure	figure	NN
huygens-treatise-2329	758	15	,	,	,
huygens-treatise-2329	758	16	or	or	CC
huygens-treatise-2329	758	17	at	at	IN
huygens-treatise-2329	758	18	least	least	JJS
huygens-treatise-2329	758	19	the	the	DT
huygens-treatise-2329	758	20	angle	angle	NN
huygens-treatise-2329	758	21	,	,	,
huygens-treatise-2329	758	22	of	of	IN
huygens-treatise-2329	758	23	the	the	DT
huygens-treatise-2329	758	24	cube	cube	NN
huygens-treatise-2329	758	25	;	;	:
huygens-treatise-2329	758	26	and	and	CC
huygens-treatise-2329	758	27	in	in	IN
huygens-treatise-2329	758	28	the	the	DT
huygens-treatise-2329	758	29	congelations	congelation	NNS
huygens-treatise-2329	758	30	of	of	IN
huygens-treatise-2329	758	31	other	other	JJ
huygens-treatise-2329	758	32	salts	salt	NNS
huygens-treatise-2329	758	33	,	,	,
huygens-treatise-2329	758	34	and	and	CC
huygens-treatise-2329	758	35	in	in	IN
huygens-treatise-2329	758	36	that	that	DT
huygens-treatise-2329	758	37	of	of	IN
huygens-treatise-2329	758	38	sugar	sugar	NN
huygens-treatise-2329	758	39	,	,	,
huygens-treatise-2329	758	40	there	there	EX
huygens-treatise-2329	758	41	are	be	VBP
huygens-treatise-2329	758	42	found	find	VBN
huygens-treatise-2329	758	43	other	other	JJ
huygens-treatise-2329	758	44	solid	solid	JJ
huygens-treatise-2329	758	45	angles	angle	NNS
huygens-treatise-2329	758	46	with	with	IN
huygens-treatise-2329	758	47	perfectly	perfectly	RB
huygens-treatise-2329	758	48	flat	flat	JJ
huygens-treatise-2329	758	49	faces	face	NNS
huygens-treatise-2329	758	50	.	.	.
huygens-treatise-2329	759	1	Small	small	JJ
huygens-treatise-2329	759	2	snowflakes	snowflake	NNS
huygens-treatise-2329	759	3	almost	almost	RB
huygens-treatise-2329	759	4	always	always	RB
huygens-treatise-2329	759	5	fall	fall	VBP
huygens-treatise-2329	759	6	in	in	IN
huygens-treatise-2329	759	7	little	little	JJ
huygens-treatise-2329	759	8	stars	star	NNS
huygens-treatise-2329	759	9	with	with	IN
huygens-treatise-2329	759	10	6	6	CD
huygens-treatise-2329	759	11	points	point	NNS
huygens-treatise-2329	759	12	,	,	,
huygens-treatise-2329	759	13	and	and	CC
huygens-treatise-2329	759	14	sometimes	sometimes	RB
huygens-treatise-2329	759	15	in	in	IN
huygens-treatise-2329	759	16	hexagons	hexagon	NNS
huygens-treatise-2329	759	17	with	with	IN
huygens-treatise-2329	759	18	straight	straight	JJ
huygens-treatise-2329	759	19	sides	side	NNS
huygens-treatise-2329	759	20	.	.	.
huygens-treatise-2329	760	1	And	and	CC
huygens-treatise-2329	760	2	I	-PRON-	PRP
huygens-treatise-2329	760	3	have	have	VBP
huygens-treatise-2329	760	4	often	often	RB
huygens-treatise-2329	760	5	observed	observe	VBN
huygens-treatise-2329	760	6	,	,	,
huygens-treatise-2329	760	7	in	in	IN
huygens-treatise-2329	760	8	water	water	NN
huygens-treatise-2329	760	9	which	which	WDT
huygens-treatise-2329	760	10	is	be	VBZ
huygens-treatise-2329	760	11	beginning	begin	VBG
huygens-treatise-2329	760	12	to	to	TO
huygens-treatise-2329	760	13	freeze	freeze	VB
huygens-treatise-2329	760	14	,	,	,
huygens-treatise-2329	760	15	a	a	DT
huygens-treatise-2329	760	16	kind	kind	NN
huygens-treatise-2329	760	17	of	of	IN
huygens-treatise-2329	760	18	flat	flat	JJ
huygens-treatise-2329	760	19	and	and	CC
huygens-treatise-2329	760	20	thin	thin	JJ
huygens-treatise-2329	760	21	foliage	foliage	NN
huygens-treatise-2329	760	22	of	of	IN
huygens-treatise-2329	760	23	ice	ice	NN
huygens-treatise-2329	760	24	,	,	,
huygens-treatise-2329	760	25	the	the	DT
huygens-treatise-2329	760	26	middle	middle	JJ
huygens-treatise-2329	760	27	ray	ray	NN
huygens-treatise-2329	760	28	of	of	IN
huygens-treatise-2329	760	29	which	which	WDT
huygens-treatise-2329	760	30	throws	throw	VBZ
huygens-treatise-2329	760	31	out	out	RP
huygens-treatise-2329	760	32	branches	branch	NNS
huygens-treatise-2329	760	33	inclined	incline	VBN
huygens-treatise-2329	760	34	at	at	IN
huygens-treatise-2329	760	35	an	an	DT
huygens-treatise-2329	760	36	angle	angle	NN
huygens-treatise-2329	760	37	of	of	IN
huygens-treatise-2329	760	38	60	60	CD
huygens-treatise-2329	760	39	degrees	degree	NNS
huygens-treatise-2329	760	40	.	.	.
huygens-treatise-2329	761	1	All	all	PDT
huygens-treatise-2329	761	2	these	these	DT
huygens-treatise-2329	761	3	things	thing	NNS
huygens-treatise-2329	761	4	are	be	VBP
huygens-treatise-2329	761	5	worthy	worthy	JJ
huygens-treatise-2329	761	6	of	of	IN
huygens-treatise-2329	761	7	being	be	VBG
huygens-treatise-2329	761	8	carefully	carefully	RB
huygens-treatise-2329	761	9	investigated	investigate	VBN
huygens-treatise-2329	761	10	to	to	TO
huygens-treatise-2329	761	11	ascertain	ascertain	VB
huygens-treatise-2329	761	12	how	how	WRB
huygens-treatise-2329	761	13	and	and	CC
huygens-treatise-2329	761	14	by	by	IN
huygens-treatise-2329	761	15	what	what	WDT
huygens-treatise-2329	761	16	artifice	artifice	NN
huygens-treatise-2329	761	17	nature	nature	NN
huygens-treatise-2329	761	18	there	there	RB
huygens-treatise-2329	761	19	operates	operate	VBZ
huygens-treatise-2329	761	20	.	.	.
huygens-treatise-2329	762	1	But	but	CC
huygens-treatise-2329	762	2	it	-PRON-	PRP
huygens-treatise-2329	762	3	is	be	VBZ
huygens-treatise-2329	762	4	not	not	RB
huygens-treatise-2329	762	5	now	now	RB
huygens-treatise-2329	762	6	my	-PRON-	PRP$
huygens-treatise-2329	762	7	intention	intention	NN
huygens-treatise-2329	762	8	to	to	TO
huygens-treatise-2329	762	9	treat	treat	VB
huygens-treatise-2329	762	10	fully	fully	RB
huygens-treatise-2329	762	11	of	of	IN
huygens-treatise-2329	762	12	this	this	DT
huygens-treatise-2329	762	13	matter	matter	NN
huygens-treatise-2329	762	14	.	.	.
huygens-treatise-2329	763	1	It	-PRON-	PRP
huygens-treatise-2329	763	2	seems	seem	VBZ
huygens-treatise-2329	763	3	that	that	IN
huygens-treatise-2329	763	4	in	in	IN
huygens-treatise-2329	763	5	general	general	JJ
huygens-treatise-2329	763	6	the	the	DT
huygens-treatise-2329	763	7	regularity	regularity	NN
huygens-treatise-2329	763	8	which	which	WDT
huygens-treatise-2329	763	9	occurs	occur	VBZ
huygens-treatise-2329	763	10	in	in	IN
huygens-treatise-2329	763	11	these	these	DT
huygens-treatise-2329	763	12	productions	production	NNS
huygens-treatise-2329	763	13	comes	come	VBZ
huygens-treatise-2329	763	14	from	from	IN
huygens-treatise-2329	763	15	the	the	DT
huygens-treatise-2329	763	16	arrangement	arrangement	NN
huygens-treatise-2329	763	17	of	of	IN
huygens-treatise-2329	763	18	the	the	DT
huygens-treatise-2329	763	19	small	small	JJ
huygens-treatise-2329	763	20	invisible	invisible	JJ
huygens-treatise-2329	763	21	equal	equal	JJ
huygens-treatise-2329	763	22	particles	particle	NNS
huygens-treatise-2329	763	23	of	of	IN
huygens-treatise-2329	763	24	which	which	WDT
huygens-treatise-2329	763	25	they	-PRON-	PRP
huygens-treatise-2329	763	26	are	be	VBP
huygens-treatise-2329	763	27	composed	compose	VBN
huygens-treatise-2329	763	28	.	.	.
huygens-treatise-2329	764	1	And	and	CC
huygens-treatise-2329	764	2	,	,	,
huygens-treatise-2329	764	3	coming	come	VBG
huygens-treatise-2329	764	4	to	to	IN
huygens-treatise-2329	764	5	our	-PRON-	PRP$
huygens-treatise-2329	764	6	Iceland	Iceland	NNP
huygens-treatise-2329	764	7	Crystal	Crystal	NNP
huygens-treatise-2329	764	8	,	,	,
huygens-treatise-2329	764	9	I	-PRON-	PRP
huygens-treatise-2329	764	10	say	say	VBP
huygens-treatise-2329	764	11	that	that	IN
huygens-treatise-2329	764	12	if	if	IN
huygens-treatise-2329	764	13	there	there	EX
huygens-treatise-2329	764	14	were	be	VBD
huygens-treatise-2329	764	15	a	a	DT
huygens-treatise-2329	764	16	pyramid	pyramid	NN
huygens-treatise-2329	764	17	such	such	JJ
huygens-treatise-2329	764	18	as	as	IN
huygens-treatise-2329	764	19	ABCD	ABCD	NNP
huygens-treatise-2329	764	20	,	,	,
huygens-treatise-2329	764	21	composed	compose	VBN
huygens-treatise-2329	764	22	of	of	IN
huygens-treatise-2329	764	23	small	small	JJ
huygens-treatise-2329	764	24	rounded	rounded	JJ
huygens-treatise-2329	764	25	corpuscles	corpuscle	NNS
huygens-treatise-2329	764	26	,	,	,
huygens-treatise-2329	764	27	not	not	RB
huygens-treatise-2329	764	28	spherical	spherical	JJ
huygens-treatise-2329	764	29	but	but	CC
huygens-treatise-2329	764	30	flattened	flatten	VBD
huygens-treatise-2329	764	31	spheroids	spheroid	NNS
huygens-treatise-2329	764	32	,	,	,
huygens-treatise-2329	764	33	such	such	JJ
huygens-treatise-2329	764	34	as	as	IN
huygens-treatise-2329	764	35	would	would	MD
huygens-treatise-2329	764	36	be	be	VB
huygens-treatise-2329	764	37	made	make	VBN
huygens-treatise-2329	764	38	by	by	IN
huygens-treatise-2329	764	39	the	the	DT
huygens-treatise-2329	764	40	rotation	rotation	NN
huygens-treatise-2329	764	41	of	of	IN
huygens-treatise-2329	764	42	the	the	DT
huygens-treatise-2329	764	43	ellipse	ellipse	NN
huygens-treatise-2329	764	44	GH	GH	NNP
huygens-treatise-2329	764	45	around	around	IN
huygens-treatise-2329	764	46	its	-PRON-	PRP$
huygens-treatise-2329	764	47	lesser	less	JJR
huygens-treatise-2329	764	48	diameter	diameter	NN
huygens-treatise-2329	764	49	EF	EF	NNP
huygens-treatise-2329	764	50	(	(	-LRB-
huygens-treatise-2329	764	51	of	of	IN
huygens-treatise-2329	764	52	which	which	WDT
huygens-treatise-2329	764	53	the	the	DT
huygens-treatise-2329	764	54	ratio	ratio	NN
huygens-treatise-2329	764	55	to	to	IN
huygens-treatise-2329	764	56	the	the	DT
huygens-treatise-2329	764	57	greater	great	JJR
huygens-treatise-2329	764	58	diameter	diameter	NN
huygens-treatise-2329	764	59	is	be	VBZ
huygens-treatise-2329	764	60	very	very	RB
huygens-treatise-2329	764	61	nearly	nearly	RB
huygens-treatise-2329	764	62	that	that	DT
huygens-treatise-2329	764	63	of	of	IN
huygens-treatise-2329	764	64	1	1	CD
huygens-treatise-2329	764	65	to	to	IN
huygens-treatise-2329	764	66	the	the	DT
huygens-treatise-2329	764	67	square	square	JJ
huygens-treatise-2329	764	68	root	root	NN
huygens-treatise-2329	764	69	of	of	IN
huygens-treatise-2329	764	70	8)--I	8)--I	NNP
huygens-treatise-2329	764	71	say	say	VBP
huygens-treatise-2329	764	72	that	that	IN
huygens-treatise-2329	764	73	then	then	RB
huygens-treatise-2329	764	74	the	the	DT
huygens-treatise-2329	764	75	solid	solid	JJ
huygens-treatise-2329	764	76	angle	angle	NN
huygens-treatise-2329	764	77	of	of	IN
huygens-treatise-2329	764	78	the	the	DT
huygens-treatise-2329	764	79	point	point	NN
huygens-treatise-2329	764	80	D	D	NNP
huygens-treatise-2329	764	81	would	would	MD
huygens-treatise-2329	764	82	be	be	VB
huygens-treatise-2329	764	83	equal	equal	JJ
huygens-treatise-2329	764	84	to	to	IN
huygens-treatise-2329	764	85	the	the	DT
huygens-treatise-2329	764	86	obtuse	obtuse	NN
huygens-treatise-2329	764	87	and	and	CC
huygens-treatise-2329	764	88	equilateral	equilateral	JJ
huygens-treatise-2329	764	89	angle	angle	NN
huygens-treatise-2329	764	90	of	of	IN
huygens-treatise-2329	764	91	this	this	DT
huygens-treatise-2329	764	92	Crystal	Crystal	NNP
huygens-treatise-2329	764	93	.	.	.
huygens-treatise-2329	765	1	I	-PRON-	PRP
huygens-treatise-2329	765	2	say	say	VBP
huygens-treatise-2329	765	3	,	,	,
huygens-treatise-2329	765	4	further	further	RB
huygens-treatise-2329	765	5	,	,	,
huygens-treatise-2329	765	6	that	that	IN
huygens-treatise-2329	765	7	if	if	IN
huygens-treatise-2329	765	8	these	these	DT
huygens-treatise-2329	765	9	corpuscles	corpuscle	NNS
huygens-treatise-2329	765	10	were	be	VBD
huygens-treatise-2329	765	11	lightly	lightly	RB
huygens-treatise-2329	765	12	stuck	stick	VBN
huygens-treatise-2329	765	13	together	together	RB
huygens-treatise-2329	765	14	,	,	,
huygens-treatise-2329	765	15	on	on	IN
huygens-treatise-2329	765	16	breaking	break	VBG
huygens-treatise-2329	765	17	this	this	DT
huygens-treatise-2329	765	18	pyramid	pyramid	NN
huygens-treatise-2329	765	19	it	-PRON-	PRP
huygens-treatise-2329	765	20	would	would	MD
huygens-treatise-2329	765	21	break	break	VB
huygens-treatise-2329	765	22	along	along	RP
huygens-treatise-2329	765	23	faces	face	NNS
huygens-treatise-2329	765	24	parallel	parallel	JJ
huygens-treatise-2329	765	25	to	to	IN
huygens-treatise-2329	765	26	those	those	DT
huygens-treatise-2329	765	27	that	that	WDT
huygens-treatise-2329	765	28	make	make	VBP
huygens-treatise-2329	765	29	its	-PRON-	PRP$
huygens-treatise-2329	765	30	point	point	NN
huygens-treatise-2329	765	31	:	:	:
huygens-treatise-2329	765	32	and	and	CC
huygens-treatise-2329	765	33	by	by	IN
huygens-treatise-2329	765	34	this	this	DT
huygens-treatise-2329	765	35	means	mean	VBZ
huygens-treatise-2329	765	36	,	,	,
huygens-treatise-2329	765	37	as	as	IN
huygens-treatise-2329	765	38	it	-PRON-	PRP
huygens-treatise-2329	765	39	is	be	VBZ
huygens-treatise-2329	765	40	easy	easy	JJ
huygens-treatise-2329	765	41	to	to	TO
huygens-treatise-2329	765	42	see	see	VB
huygens-treatise-2329	765	43	,	,	,
huygens-treatise-2329	765	44	it	-PRON-	PRP
huygens-treatise-2329	765	45	would	would	MD
huygens-treatise-2329	765	46	produce	produce	VB
huygens-treatise-2329	765	47	prisms	prism	NNS
huygens-treatise-2329	765	48	similar	similar	JJ
huygens-treatise-2329	765	49	to	to	IN
huygens-treatise-2329	765	50	those	those	DT
huygens-treatise-2329	765	51	of	of	IN
huygens-treatise-2329	765	52	the	the	DT
huygens-treatise-2329	765	53	same	same	JJ
huygens-treatise-2329	765	54	crystal	crystal	NN
huygens-treatise-2329	765	55	as	as	IN
huygens-treatise-2329	765	56	this	this	DT
huygens-treatise-2329	765	57	other	other	JJ
huygens-treatise-2329	765	58	figure	figure	NN
huygens-treatise-2329	765	59	represents	represent	VBZ
huygens-treatise-2329	765	60	.	.	.
huygens-treatise-2329	766	1	The	the	DT
huygens-treatise-2329	766	2	reason	reason	NN
huygens-treatise-2329	766	3	is	be	VBZ
huygens-treatise-2329	766	4	that	that	IN
huygens-treatise-2329	766	5	when	when	WRB
huygens-treatise-2329	766	6	broken	break	VBN
huygens-treatise-2329	766	7	in	in	IN
huygens-treatise-2329	766	8	this	this	DT
huygens-treatise-2329	766	9	fashion	fashion	NN
huygens-treatise-2329	766	10	a	a	DT
huygens-treatise-2329	766	11	whole	whole	JJ
huygens-treatise-2329	766	12	layer	layer	NN
huygens-treatise-2329	766	13	separates	separate	VBZ
huygens-treatise-2329	766	14	easily	easily	RB
huygens-treatise-2329	766	15	from	from	IN
huygens-treatise-2329	766	16	its	-PRON-	PRP$
huygens-treatise-2329	766	17	neighbouring	neighbouring	NN
huygens-treatise-2329	766	18	layer	layer	NN
huygens-treatise-2329	766	19	since	since	IN
huygens-treatise-2329	766	20	each	each	DT
huygens-treatise-2329	766	21	spheroid	spheroid	NN
huygens-treatise-2329	766	22	has	have	VBZ
huygens-treatise-2329	766	23	to	to	TO
huygens-treatise-2329	766	24	be	be	VB
huygens-treatise-2329	766	25	detached	detach	VBN
huygens-treatise-2329	766	26	only	only	RB
huygens-treatise-2329	766	27	from	from	IN
huygens-treatise-2329	766	28	the	the	DT
huygens-treatise-2329	766	29	three	three	CD
huygens-treatise-2329	766	30	spheroids	spheroid	NNS
huygens-treatise-2329	766	31	of	of	IN
huygens-treatise-2329	766	32	the	the	DT
huygens-treatise-2329	766	33	next	next	JJ
huygens-treatise-2329	766	34	layer	layer	NN
huygens-treatise-2329	766	35	;	;	:
huygens-treatise-2329	766	36	of	of	IN
huygens-treatise-2329	766	37	which	which	WDT
huygens-treatise-2329	766	38	three	three	CD
huygens-treatise-2329	766	39	there	there	EX
huygens-treatise-2329	766	40	is	be	VBZ
huygens-treatise-2329	766	41	but	but	CC
huygens-treatise-2329	766	42	one	one	CD
huygens-treatise-2329	766	43	which	which	WDT
huygens-treatise-2329	766	44	touches	touch	VBZ
huygens-treatise-2329	766	45	it	-PRON-	PRP
huygens-treatise-2329	766	46	on	on	IN
huygens-treatise-2329	766	47	its	-PRON-	PRP$
huygens-treatise-2329	766	48	flattened	flattened	JJ
huygens-treatise-2329	766	49	surface	surface	NN
huygens-treatise-2329	766	50	,	,	,
huygens-treatise-2329	766	51	and	and	CC
huygens-treatise-2329	766	52	the	the	DT
huygens-treatise-2329	766	53	other	other	JJ
huygens-treatise-2329	766	54	two	two	CD
huygens-treatise-2329	766	55	at	at	IN
huygens-treatise-2329	766	56	the	the	DT
huygens-treatise-2329	766	57	edges	edge	NNS
huygens-treatise-2329	766	58	.	.	.
huygens-treatise-2329	767	1	And	and	CC
huygens-treatise-2329	767	2	the	the	DT
huygens-treatise-2329	767	3	reason	reason	NN
huygens-treatise-2329	767	4	why	why	WRB
huygens-treatise-2329	767	5	the	the	DT
huygens-treatise-2329	767	6	surfaces	surface	NNS
huygens-treatise-2329	767	7	separate	separate	VBP
huygens-treatise-2329	767	8	sharp	sharp	JJ
huygens-treatise-2329	767	9	and	and	CC
huygens-treatise-2329	767	10	polished	polished	JJ
huygens-treatise-2329	767	11	is	be	VBZ
huygens-treatise-2329	767	12	that	that	IN
huygens-treatise-2329	767	13	if	if	IN
huygens-treatise-2329	767	14	any	any	DT
huygens-treatise-2329	767	15	spheroid	spheroid	NN
huygens-treatise-2329	767	16	of	of	IN
huygens-treatise-2329	767	17	the	the	DT
huygens-treatise-2329	767	18	neighbouring	neighbouring	NN
huygens-treatise-2329	767	19	surface	surface	NN
huygens-treatise-2329	767	20	would	would	MD
huygens-treatise-2329	767	21	come	come	VB
huygens-treatise-2329	767	22	out	out	RP
huygens-treatise-2329	767	23	by	by	IN
huygens-treatise-2329	767	24	attaching	attach	VBG
huygens-treatise-2329	767	25	itself	-PRON-	PRP
huygens-treatise-2329	767	26	to	to	IN
huygens-treatise-2329	767	27	the	the	DT
huygens-treatise-2329	767	28	surface	surface	NN
huygens-treatise-2329	767	29	which	which	WDT
huygens-treatise-2329	767	30	is	be	VBZ
huygens-treatise-2329	767	31	being	be	VBG
huygens-treatise-2329	767	32	separated	separate	VBN
huygens-treatise-2329	767	33	,	,	,
huygens-treatise-2329	767	34	it	-PRON-	PRP
huygens-treatise-2329	767	35	would	would	MD
huygens-treatise-2329	767	36	be	be	VB
huygens-treatise-2329	767	37	needful	needful	JJ
huygens-treatise-2329	767	38	for	for	IN
huygens-treatise-2329	767	39	it	-PRON-	PRP
huygens-treatise-2329	767	40	to	to	TO
huygens-treatise-2329	767	41	detach	detach	VB
huygens-treatise-2329	767	42	itself	-PRON-	PRP
huygens-treatise-2329	767	43	from	from	IN
huygens-treatise-2329	767	44	six	six	CD
huygens-treatise-2329	767	45	other	other	JJ
huygens-treatise-2329	767	46	spheroids	spheroid	NNS
huygens-treatise-2329	767	47	which	which	WDT
huygens-treatise-2329	767	48	hold	hold	VBP
huygens-treatise-2329	767	49	it	-PRON-	PRP
huygens-treatise-2329	767	50	locked	lock	VBN
huygens-treatise-2329	767	51	,	,	,
huygens-treatise-2329	767	52	and	and	CC
huygens-treatise-2329	767	53	four	four	CD
huygens-treatise-2329	767	54	of	of	IN
huygens-treatise-2329	767	55	which	which	WDT
huygens-treatise-2329	767	56	press	press	VBP
huygens-treatise-2329	767	57	it	-PRON-	PRP
huygens-treatise-2329	767	58	by	by	IN
huygens-treatise-2329	767	59	these	these	DT
huygens-treatise-2329	767	60	flattened	flatten	VBD
huygens-treatise-2329	767	61	surfaces	surface	NNS
huygens-treatise-2329	767	62	.	.	.
huygens-treatise-2329	768	1	Since	since	IN
huygens-treatise-2329	768	2	then	then	RB
huygens-treatise-2329	768	3	not	not	RB
huygens-treatise-2329	768	4	only	only	RB
huygens-treatise-2329	768	5	the	the	DT
huygens-treatise-2329	768	6	angles	angle	NNS
huygens-treatise-2329	768	7	of	of	IN
huygens-treatise-2329	768	8	our	-PRON-	PRP$
huygens-treatise-2329	768	9	crystal	crystal	NN
huygens-treatise-2329	768	10	but	but	CC
huygens-treatise-2329	768	11	also	also	RB
huygens-treatise-2329	768	12	the	the	DT
huygens-treatise-2329	768	13	manner	manner	NN
huygens-treatise-2329	768	14	in	in	IN
huygens-treatise-2329	768	15	which	which	WDT
huygens-treatise-2329	768	16	it	-PRON-	PRP
huygens-treatise-2329	768	17	splits	split	VBZ
huygens-treatise-2329	768	18	agree	agree	VBP
huygens-treatise-2329	768	19	precisely	precisely	RB
huygens-treatise-2329	768	20	with	with	IN
huygens-treatise-2329	768	21	what	what	WP
huygens-treatise-2329	768	22	is	be	VBZ
huygens-treatise-2329	768	23	observed	observe	VBN
huygens-treatise-2329	768	24	in	in	IN
huygens-treatise-2329	768	25	the	the	DT
huygens-treatise-2329	768	26	assemblage	assemblage	NN
huygens-treatise-2329	768	27	composed	compose	VBN
huygens-treatise-2329	768	28	of	of	IN
huygens-treatise-2329	768	29	such	such	JJ
huygens-treatise-2329	768	30	spheroids	spheroid	NNS
huygens-treatise-2329	768	31	,	,	,
huygens-treatise-2329	768	32	there	there	EX
huygens-treatise-2329	768	33	is	be	VBZ
huygens-treatise-2329	768	34	great	great	JJ
huygens-treatise-2329	768	35	reason	reason	NN
huygens-treatise-2329	768	36	to	to	TO
huygens-treatise-2329	768	37	believe	believe	VB
huygens-treatise-2329	768	38	that	that	IN
huygens-treatise-2329	768	39	the	the	DT
huygens-treatise-2329	768	40	particles	particle	NNS
huygens-treatise-2329	768	41	are	be	VBP
huygens-treatise-2329	768	42	shaped	shape	VBN
huygens-treatise-2329	768	43	and	and	CC
huygens-treatise-2329	768	44	ranged	range	VBN
huygens-treatise-2329	768	45	in	in	IN
huygens-treatise-2329	768	46	the	the	DT
huygens-treatise-2329	768	47	same	same	JJ
huygens-treatise-2329	768	48	way	way	NN
huygens-treatise-2329	768	49	.	.	.
huygens-treatise-2329	769	1	[	[	-LRB-
huygens-treatise-2329	769	2	Illustration	illustration	NN
huygens-treatise-2329	769	3	:	:	:
huygens-treatise-2329	769	4	{	{	-LRB-
huygens-treatise-2329	769	5	Pyramid	Pyramid	NNP
huygens-treatise-2329	769	6	and	and	CC
huygens-treatise-2329	769	7	section	section	NN
huygens-treatise-2329	769	8	of	of	IN
huygens-treatise-2329	769	9	spheroids	spheroid	NNS
huygens-treatise-2329	769	10	}	}	-RRB-
huygens-treatise-2329	769	11	]	]	-RRB-
huygens-treatise-2329	769	12	There	there	EX
huygens-treatise-2329	769	13	is	be	VBZ
huygens-treatise-2329	769	14	even	even	RB
huygens-treatise-2329	769	15	probability	probability	NN
huygens-treatise-2329	769	16	enough	enough	RB
huygens-treatise-2329	769	17	that	that	IN
huygens-treatise-2329	769	18	the	the	DT
huygens-treatise-2329	769	19	prisms	prism	NNS
huygens-treatise-2329	769	20	of	of	IN
huygens-treatise-2329	769	21	this	this	DT
huygens-treatise-2329	769	22	crystal	crystal	NN
huygens-treatise-2329	769	23	are	be	VBP
huygens-treatise-2329	769	24	produced	produce	VBN
huygens-treatise-2329	769	25	by	by	IN
huygens-treatise-2329	769	26	the	the	DT
huygens-treatise-2329	769	27	breaking	breaking	NN
huygens-treatise-2329	769	28	up	up	RP
huygens-treatise-2329	769	29	of	of	IN
huygens-treatise-2329	769	30	pyramids	pyramid	NNS
huygens-treatise-2329	769	31	,	,	,
huygens-treatise-2329	769	32	since	since	IN
huygens-treatise-2329	769	33	Mr.	Mr.	NNP
huygens-treatise-2329	769	34	Bartholinus	Bartholinus	NNP
huygens-treatise-2329	769	35	relates	relate	VBZ
huygens-treatise-2329	769	36	that	that	IN
huygens-treatise-2329	769	37	he	-PRON-	PRP
huygens-treatise-2329	769	38	occasionally	occasionally	RB
huygens-treatise-2329	769	39	found	find	VBD
huygens-treatise-2329	769	40	some	some	DT
huygens-treatise-2329	769	41	pieces	piece	NNS
huygens-treatise-2329	769	42	of	of	IN
huygens-treatise-2329	769	43	triangularly	triangularly	RB
huygens-treatise-2329	769	44	pyramidal	pyramidal	JJ
huygens-treatise-2329	769	45	figure	figure	NN
huygens-treatise-2329	769	46	.	.	.
huygens-treatise-2329	770	1	But	but	CC
huygens-treatise-2329	770	2	when	when	WRB
huygens-treatise-2329	770	3	a	a	DT
huygens-treatise-2329	770	4	mass	mass	NN
huygens-treatise-2329	770	5	is	be	VBZ
huygens-treatise-2329	770	6	composed	compose	VBN
huygens-treatise-2329	770	7	interiorly	interiorly	RB
huygens-treatise-2329	770	8	only	only	RB
huygens-treatise-2329	770	9	of	of	IN
huygens-treatise-2329	770	10	these	these	DT
huygens-treatise-2329	770	11	little	little	JJ
huygens-treatise-2329	770	12	spheroids	spheroid	NNS
huygens-treatise-2329	770	13	thus	thus	RB
huygens-treatise-2329	770	14	piled	pile	VBD
huygens-treatise-2329	770	15	up	up	RP
huygens-treatise-2329	770	16	,	,	,
huygens-treatise-2329	770	17	whatever	whatever	WDT
huygens-treatise-2329	770	18	form	form	NN
huygens-treatise-2329	770	19	it	-PRON-	PRP
huygens-treatise-2329	770	20	may	may	MD
huygens-treatise-2329	770	21	have	have	VB
huygens-treatise-2329	770	22	exteriorly	exteriorly	RB
huygens-treatise-2329	770	23	,	,	,
huygens-treatise-2329	770	24	it	-PRON-	PRP
huygens-treatise-2329	770	25	is	be	VBZ
huygens-treatise-2329	770	26	certain	certain	JJ
huygens-treatise-2329	770	27	,	,	,
huygens-treatise-2329	770	28	by	by	IN
huygens-treatise-2329	770	29	the	the	DT
huygens-treatise-2329	770	30	same	same	JJ
huygens-treatise-2329	770	31	reasoning	reasoning	NN
huygens-treatise-2329	770	32	which	which	WDT
huygens-treatise-2329	770	33	I	-PRON-	PRP
huygens-treatise-2329	770	34	have	have	VBP
huygens-treatise-2329	770	35	just	just	RB
huygens-treatise-2329	770	36	explained	explain	VBN
huygens-treatise-2329	770	37	,	,	,
huygens-treatise-2329	770	38	that	that	IN
huygens-treatise-2329	770	39	if	if	IN
huygens-treatise-2329	770	40	broken	break	VBN
huygens-treatise-2329	770	41	it	-PRON-	PRP
huygens-treatise-2329	770	42	would	would	MD
huygens-treatise-2329	770	43	produce	produce	VB
huygens-treatise-2329	770	44	similar	similar	JJ
huygens-treatise-2329	770	45	prisms	prism	NNS
huygens-treatise-2329	770	46	.	.	.
huygens-treatise-2329	771	1	It	-PRON-	PRP
huygens-treatise-2329	771	2	remains	remain	VBZ
huygens-treatise-2329	771	3	to	to	TO
huygens-treatise-2329	771	4	be	be	VB
huygens-treatise-2329	771	5	seen	see	VBN
huygens-treatise-2329	771	6	whether	whether	IN
huygens-treatise-2329	771	7	there	there	EX
huygens-treatise-2329	771	8	are	be	VBP
huygens-treatise-2329	771	9	other	other	JJ
huygens-treatise-2329	771	10	reasons	reason	NNS
huygens-treatise-2329	771	11	which	which	WDT
huygens-treatise-2329	771	12	confirm	confirm	VBP
huygens-treatise-2329	771	13	our	-PRON-	PRP$
huygens-treatise-2329	771	14	conjecture	conjecture	NN
huygens-treatise-2329	771	15	,	,	,
huygens-treatise-2329	771	16	and	and	CC
huygens-treatise-2329	771	17	whether	whether	IN
huygens-treatise-2329	771	18	there	there	EX
huygens-treatise-2329	771	19	are	be	VBP
huygens-treatise-2329	771	20	none	none	NN
huygens-treatise-2329	771	21	which	which	WDT
huygens-treatise-2329	771	22	are	be	VBP
huygens-treatise-2329	771	23	repugnant	repugnant	JJ
huygens-treatise-2329	771	24	to	to	IN
huygens-treatise-2329	771	25	it	-PRON-	PRP
huygens-treatise-2329	771	26	.	.	.
huygens-treatise-2329	772	1	[	[	-LRB-
huygens-treatise-2329	772	2	Illustration	illustration	NN
huygens-treatise-2329	772	3	:	:	:
huygens-treatise-2329	772	4	{	{	-LRB-
huygens-treatise-2329	772	5	paralleloid	paralleloid	JJ
huygens-treatise-2329	772	6	arrangement	arrangement	NN
huygens-treatise-2329	772	7	of	of	IN
huygens-treatise-2329	772	8	spheroids	spheroid	NNS
huygens-treatise-2329	772	9	with	with	IN
huygens-treatise-2329	772	10	planes	plane	NNS
huygens-treatise-2329	772	11	of	of	IN
huygens-treatise-2329	772	12	potential	potential	JJ
huygens-treatise-2329	772	13	cleavage	cleavage	NN
huygens-treatise-2329	772	14	}	}	-RRB-
huygens-treatise-2329	772	15	]	]	-RRB-
huygens-treatise-2329	772	16	It	-PRON-	PRP
huygens-treatise-2329	772	17	may	may	MD
huygens-treatise-2329	772	18	be	be	VB
huygens-treatise-2329	772	19	objected	object	VBN
huygens-treatise-2329	772	20	that	that	IN
huygens-treatise-2329	772	21	this	this	DT
huygens-treatise-2329	772	22	crystal	crystal	NN
huygens-treatise-2329	772	23	,	,	,
huygens-treatise-2329	772	24	being	be	VBG
huygens-treatise-2329	772	25	so	so	RB
huygens-treatise-2329	772	26	composed	compose	VBN
huygens-treatise-2329	772	27	,	,	,
huygens-treatise-2329	772	28	might	may	MD
huygens-treatise-2329	772	29	be	be	VB
huygens-treatise-2329	772	30	capable	capable	JJ
huygens-treatise-2329	772	31	of	of	IN
huygens-treatise-2329	772	32	cleavage	cleavage	NN
huygens-treatise-2329	772	33	in	in	IN
huygens-treatise-2329	772	34	yet	yet	RB
huygens-treatise-2329	772	35	two	two	CD
huygens-treatise-2329	772	36	more	more	JJR
huygens-treatise-2329	772	37	fashions	fashion	NNS
huygens-treatise-2329	772	38	;	;	:
huygens-treatise-2329	772	39	one	one	CD
huygens-treatise-2329	772	40	of	of	IN
huygens-treatise-2329	772	41	which	which	WDT
huygens-treatise-2329	772	42	would	would	MD
huygens-treatise-2329	772	43	be	be	VB
huygens-treatise-2329	772	44	along	along	IN
huygens-treatise-2329	772	45	planes	plane	NNS
huygens-treatise-2329	772	46	parallel	parallel	JJ
huygens-treatise-2329	772	47	to	to	IN
huygens-treatise-2329	772	48	the	the	DT
huygens-treatise-2329	772	49	base	base	NN
huygens-treatise-2329	772	50	of	of	IN
huygens-treatise-2329	772	51	the	the	DT
huygens-treatise-2329	772	52	pyramid	pyramid	NN
huygens-treatise-2329	772	53	,	,	,
huygens-treatise-2329	772	54	that	that	DT
huygens-treatise-2329	772	55	is	be	VBZ
huygens-treatise-2329	772	56	to	to	TO
huygens-treatise-2329	772	57	say	say	VB
huygens-treatise-2329	772	58	to	to	IN
huygens-treatise-2329	772	59	the	the	DT
huygens-treatise-2329	772	60	triangle	triangle	NN
huygens-treatise-2329	772	61	ABC	ABC	NNP
huygens-treatise-2329	772	62	;	;	:
huygens-treatise-2329	772	63	the	the	DT
huygens-treatise-2329	772	64	other	other	JJ
huygens-treatise-2329	772	65	would	would	MD
huygens-treatise-2329	772	66	be	be	VB
huygens-treatise-2329	772	67	parallel	parallel	JJ
huygens-treatise-2329	772	68	to	to	IN
huygens-treatise-2329	772	69	a	a	DT
huygens-treatise-2329	772	70	plane	plane	NN
huygens-treatise-2329	772	71	the	the	DT
huygens-treatise-2329	772	72	trace	trace	NN
huygens-treatise-2329	772	73	of	of	IN
huygens-treatise-2329	772	74	which	which	WDT
huygens-treatise-2329	772	75	is	be	VBZ
huygens-treatise-2329	772	76	marked	mark	VBN
huygens-treatise-2329	772	77	by	by	IN
huygens-treatise-2329	772	78	the	the	DT
huygens-treatise-2329	772	79	lines	line	NNS
huygens-treatise-2329	772	80	GH	GH	NNP
huygens-treatise-2329	772	81	,	,	,
huygens-treatise-2329	772	82	HK	HK	NNP
huygens-treatise-2329	772	83	,	,	,
huygens-treatise-2329	772	84	KL	KL	NNP
huygens-treatise-2329	772	85	.	.	.
huygens-treatise-2329	773	1	To	to	TO
huygens-treatise-2329	773	2	which	which	WDT
huygens-treatise-2329	773	3	I	-PRON-	PRP
huygens-treatise-2329	773	4	say	say	VBP
huygens-treatise-2329	773	5	that	that	IN
huygens-treatise-2329	773	6	both	both	CC
huygens-treatise-2329	773	7	the	the	DT
huygens-treatise-2329	773	8	one	one	NN
huygens-treatise-2329	773	9	and	and	CC
huygens-treatise-2329	773	10	the	the	DT
huygens-treatise-2329	773	11	other	other	JJ
huygens-treatise-2329	773	12	,	,	,
huygens-treatise-2329	773	13	though	though	IN
huygens-treatise-2329	773	14	practicable	practicable	JJ
huygens-treatise-2329	773	15	,	,	,
huygens-treatise-2329	773	16	are	be	VBP
huygens-treatise-2329	773	17	more	more	RBR
huygens-treatise-2329	773	18	difficult	difficult	JJ
huygens-treatise-2329	773	19	than	than	IN
huygens-treatise-2329	773	20	those	those	DT
huygens-treatise-2329	773	21	which	which	WDT
huygens-treatise-2329	773	22	were	be	VBD
huygens-treatise-2329	773	23	parallel	parallel	JJ
huygens-treatise-2329	773	24	to	to	IN
huygens-treatise-2329	773	25	any	any	DT
huygens-treatise-2329	773	26	one	one	CD
huygens-treatise-2329	773	27	of	of	IN
huygens-treatise-2329	773	28	the	the	DT
huygens-treatise-2329	773	29	three	three	CD
huygens-treatise-2329	773	30	planes	plane	NNS
huygens-treatise-2329	773	31	of	of	IN
huygens-treatise-2329	773	32	the	the	DT
huygens-treatise-2329	773	33	pyramid	pyramid	NN
huygens-treatise-2329	773	34	;	;	:
huygens-treatise-2329	773	35	and	and	CC
huygens-treatise-2329	773	36	that	that	IN
huygens-treatise-2329	773	37	therefore	therefore	RB
huygens-treatise-2329	773	38	,	,	,
huygens-treatise-2329	773	39	when	when	WRB
huygens-treatise-2329	773	40	striking	strike	VBG
huygens-treatise-2329	773	41	on	on	IN
huygens-treatise-2329	773	42	the	the	DT
huygens-treatise-2329	773	43	crystal	crystal	NN
huygens-treatise-2329	773	44	in	in	IN
huygens-treatise-2329	773	45	order	order	NN
huygens-treatise-2329	773	46	to	to	TO
huygens-treatise-2329	773	47	break	break	VB
huygens-treatise-2329	773	48	it	-PRON-	PRP
huygens-treatise-2329	773	49	,	,	,
huygens-treatise-2329	773	50	it	-PRON-	PRP
huygens-treatise-2329	773	51	ought	ought	MD
huygens-treatise-2329	773	52	always	always	RB
huygens-treatise-2329	773	53	to	to	TO
huygens-treatise-2329	773	54	split	split	VB
huygens-treatise-2329	773	55	rather	rather	RB
huygens-treatise-2329	773	56	along	along	IN
huygens-treatise-2329	773	57	these	these	DT
huygens-treatise-2329	773	58	three	three	CD
huygens-treatise-2329	773	59	planes	plane	NNS
huygens-treatise-2329	773	60	than	than	IN
huygens-treatise-2329	773	61	along	along	IN
huygens-treatise-2329	773	62	the	the	DT
huygens-treatise-2329	773	63	two	two	CD
huygens-treatise-2329	773	64	others	other	NNS
huygens-treatise-2329	773	65	.	.	.
huygens-treatise-2329	774	1	When	when	WRB
huygens-treatise-2329	774	2	one	one	PRP
huygens-treatise-2329	774	3	has	have	VBZ
huygens-treatise-2329	774	4	a	a	DT
huygens-treatise-2329	774	5	number	number	NN
huygens-treatise-2329	774	6	of	of	IN
huygens-treatise-2329	774	7	spheroids	spheroid	NNS
huygens-treatise-2329	774	8	of	of	IN
huygens-treatise-2329	774	9	the	the	DT
huygens-treatise-2329	774	10	form	form	NN
huygens-treatise-2329	774	11	above	above	IN
huygens-treatise-2329	774	12	described	describe	VBN
huygens-treatise-2329	774	13	,	,	,
huygens-treatise-2329	774	14	and	and	CC
huygens-treatise-2329	774	15	ranges	range	VBZ
huygens-treatise-2329	774	16	them	-PRON-	PRP
huygens-treatise-2329	774	17	in	in	IN
huygens-treatise-2329	774	18	a	a	DT
huygens-treatise-2329	774	19	pyramid	pyramid	NN
huygens-treatise-2329	774	20	,	,	,
huygens-treatise-2329	774	21	one	one	PRP
huygens-treatise-2329	774	22	sees	see	VBZ
huygens-treatise-2329	774	23	why	why	WRB
huygens-treatise-2329	774	24	the	the	DT
huygens-treatise-2329	774	25	two	two	CD
huygens-treatise-2329	774	26	methods	method	NNS
huygens-treatise-2329	774	27	of	of	IN
huygens-treatise-2329	774	28	division	division	NN
huygens-treatise-2329	774	29	are	be	VBP
huygens-treatise-2329	774	30	more	more	RBR
huygens-treatise-2329	774	31	difficult	difficult	JJ
huygens-treatise-2329	774	32	.	.	.
huygens-treatise-2329	775	1	For	for	IN
huygens-treatise-2329	775	2	in	in	IN
huygens-treatise-2329	775	3	the	the	DT
huygens-treatise-2329	775	4	case	case	NN
huygens-treatise-2329	775	5	of	of	IN
huygens-treatise-2329	775	6	that	that	DT
huygens-treatise-2329	775	7	division	division	NN
huygens-treatise-2329	775	8	which	which	WDT
huygens-treatise-2329	775	9	would	would	MD
huygens-treatise-2329	775	10	be	be	VB
huygens-treatise-2329	775	11	parallel	parallel	JJ
huygens-treatise-2329	775	12	to	to	IN
huygens-treatise-2329	775	13	the	the	DT
huygens-treatise-2329	775	14	base	base	NN
huygens-treatise-2329	775	15	,	,	,
huygens-treatise-2329	775	16	each	each	DT
huygens-treatise-2329	775	17	spheroid	spheroid	NN
huygens-treatise-2329	775	18	would	would	MD
huygens-treatise-2329	775	19	be	be	VB
huygens-treatise-2329	775	20	obliged	oblige	VBN
huygens-treatise-2329	775	21	to	to	TO
huygens-treatise-2329	775	22	detach	detach	VB
huygens-treatise-2329	775	23	itself	-PRON-	PRP
huygens-treatise-2329	775	24	from	from	IN
huygens-treatise-2329	775	25	three	three	CD
huygens-treatise-2329	775	26	others	other	NNS
huygens-treatise-2329	775	27	which	which	WDT
huygens-treatise-2329	775	28	it	-PRON-	PRP
huygens-treatise-2329	775	29	touches	touch	VBZ
huygens-treatise-2329	775	30	upon	upon	IN
huygens-treatise-2329	775	31	their	-PRON-	PRP$
huygens-treatise-2329	775	32	flattened	flatten	VBN
huygens-treatise-2329	775	33	surfaces	surface	NNS
huygens-treatise-2329	775	34	,	,	,
huygens-treatise-2329	775	35	which	which	WDT
huygens-treatise-2329	775	36	hold	hold	VBP
huygens-treatise-2329	775	37	more	more	RBR
huygens-treatise-2329	775	38	strongly	strongly	RB
huygens-treatise-2329	775	39	than	than	IN
huygens-treatise-2329	775	40	the	the	DT
huygens-treatise-2329	775	41	contacts	contact	NNS
huygens-treatise-2329	775	42	at	at	IN
huygens-treatise-2329	775	43	the	the	DT
huygens-treatise-2329	775	44	edges	edge	NNS
huygens-treatise-2329	775	45	.	.	.
huygens-treatise-2329	776	1	And	and	CC
huygens-treatise-2329	776	2	besides	besides	IN
huygens-treatise-2329	776	3	that	that	DT
huygens-treatise-2329	776	4	,	,	,
huygens-treatise-2329	776	5	this	this	DT
huygens-treatise-2329	776	6	division	division	NN
huygens-treatise-2329	776	7	will	will	MD
huygens-treatise-2329	776	8	not	not	RB
huygens-treatise-2329	776	9	occur	occur	VB
huygens-treatise-2329	776	10	along	along	IN
huygens-treatise-2329	776	11	entire	entire	JJ
huygens-treatise-2329	776	12	layers	layer	NNS
huygens-treatise-2329	776	13	,	,	,
huygens-treatise-2329	776	14	because	because	IN
huygens-treatise-2329	776	15	each	each	DT
huygens-treatise-2329	776	16	of	of	IN
huygens-treatise-2329	776	17	the	the	DT
huygens-treatise-2329	776	18	spheroids	spheroid	NNS
huygens-treatise-2329	776	19	of	of	IN
huygens-treatise-2329	776	20	a	a	DT
huygens-treatise-2329	776	21	layer	layer	NN
huygens-treatise-2329	776	22	is	be	VBZ
huygens-treatise-2329	776	23	scarcely	scarcely	RB
huygens-treatise-2329	776	24	held	hold	VBN
huygens-treatise-2329	776	25	at	at	RB
huygens-treatise-2329	776	26	all	all	RB
huygens-treatise-2329	776	27	by	by	IN
huygens-treatise-2329	776	28	the	the	DT
huygens-treatise-2329	776	29	6	6	CD
huygens-treatise-2329	776	30	of	of	IN
huygens-treatise-2329	776	31	the	the	DT
huygens-treatise-2329	776	32	same	same	JJ
huygens-treatise-2329	776	33	layer	layer	NN
huygens-treatise-2329	776	34	that	that	WDT
huygens-treatise-2329	776	35	surround	surround	VBP
huygens-treatise-2329	776	36	it	-PRON-	PRP
huygens-treatise-2329	776	37	,	,	,
huygens-treatise-2329	776	38	since	since	IN
huygens-treatise-2329	776	39	they	-PRON-	PRP
huygens-treatise-2329	776	40	only	only	RB
huygens-treatise-2329	776	41	touch	touch	VBP
huygens-treatise-2329	776	42	it	-PRON-	PRP
huygens-treatise-2329	776	43	at	at	IN
huygens-treatise-2329	776	44	the	the	DT
huygens-treatise-2329	776	45	edges	edge	NNS
huygens-treatise-2329	776	46	;	;	:
huygens-treatise-2329	776	47	so	so	IN
huygens-treatise-2329	776	48	that	that	IN
huygens-treatise-2329	776	49	it	-PRON-	PRP
huygens-treatise-2329	776	50	adheres	adhere	VBZ
huygens-treatise-2329	776	51	readily	readily	RB
huygens-treatise-2329	776	52	to	to	IN
huygens-treatise-2329	776	53	the	the	DT
huygens-treatise-2329	776	54	neighbouring	neighbour	VBG
huygens-treatise-2329	776	55	layer	layer	NN
huygens-treatise-2329	776	56	,	,	,
huygens-treatise-2329	776	57	and	and	CC
huygens-treatise-2329	776	58	the	the	DT
huygens-treatise-2329	776	59	others	other	NNS
huygens-treatise-2329	776	60	to	to	IN
huygens-treatise-2329	776	61	it	-PRON-	PRP
huygens-treatise-2329	776	62	,	,	,
huygens-treatise-2329	776	63	for	for	IN
huygens-treatise-2329	776	64	the	the	DT
huygens-treatise-2329	776	65	same	same	JJ
huygens-treatise-2329	776	66	reason	reason	NN
huygens-treatise-2329	776	67	;	;	:
huygens-treatise-2329	776	68	and	and	CC
huygens-treatise-2329	776	69	this	this	DT
huygens-treatise-2329	776	70	causes	cause	VBZ
huygens-treatise-2329	776	71	uneven	uneven	JJ
huygens-treatise-2329	776	72	surfaces	surface	NNS
huygens-treatise-2329	776	73	.	.	.
huygens-treatise-2329	777	1	Also	also	RB
huygens-treatise-2329	777	2	one	one	PRP
huygens-treatise-2329	777	3	sees	see	VBZ
huygens-treatise-2329	777	4	by	by	IN
huygens-treatise-2329	777	5	experiment	experiment	NN
huygens-treatise-2329	777	6	that	that	IN
huygens-treatise-2329	777	7	when	when	WRB
huygens-treatise-2329	777	8	grinding	grind	VBG
huygens-treatise-2329	777	9	down	down	RP
huygens-treatise-2329	777	10	the	the	DT
huygens-treatise-2329	777	11	crystal	crystal	NN
huygens-treatise-2329	777	12	on	on	IN
huygens-treatise-2329	777	13	a	a	DT
huygens-treatise-2329	777	14	rather	rather	RB
huygens-treatise-2329	777	15	rough	rough	JJ
huygens-treatise-2329	777	16	stone	stone	NN
huygens-treatise-2329	777	17	,	,	,
huygens-treatise-2329	777	18	directly	directly	RB
huygens-treatise-2329	777	19	on	on	IN
huygens-treatise-2329	777	20	the	the	DT
huygens-treatise-2329	777	21	equilateral	equilateral	JJ
huygens-treatise-2329	777	22	solid	solid	JJ
huygens-treatise-2329	777	23	angle	angle	NN
huygens-treatise-2329	777	24	,	,	,
huygens-treatise-2329	777	25	one	one	CD
huygens-treatise-2329	777	26	verily	verily	RB
huygens-treatise-2329	777	27	finds	find	VBZ
huygens-treatise-2329	777	28	much	much	JJ
huygens-treatise-2329	777	29	facility	facility	NN
huygens-treatise-2329	777	30	in	in	IN
huygens-treatise-2329	777	31	reducing	reduce	VBG
huygens-treatise-2329	777	32	it	-PRON-	PRP
huygens-treatise-2329	777	33	in	in	IN
huygens-treatise-2329	777	34	this	this	DT
huygens-treatise-2329	777	35	direction	direction	NN
huygens-treatise-2329	777	36	,	,	,
huygens-treatise-2329	777	37	but	but	CC
huygens-treatise-2329	777	38	much	much	JJ
huygens-treatise-2329	777	39	difficulty	difficulty	NN
huygens-treatise-2329	777	40	afterwards	afterwards	RB
huygens-treatise-2329	777	41	in	in	IN
huygens-treatise-2329	777	42	polishing	polish	VBG
huygens-treatise-2329	777	43	the	the	DT
huygens-treatise-2329	777	44	surface	surface	NN
huygens-treatise-2329	777	45	which	which	WDT
huygens-treatise-2329	777	46	has	have	VBZ
huygens-treatise-2329	777	47	been	be	VBN
huygens-treatise-2329	777	48	flattened	flatten	VBN
huygens-treatise-2329	777	49	in	in	IN
huygens-treatise-2329	777	50	this	this	DT
huygens-treatise-2329	777	51	manner	manner	NN
huygens-treatise-2329	777	52	.	.	.
huygens-treatise-2329	778	1	As	as	IN
huygens-treatise-2329	778	2	for	for	IN
huygens-treatise-2329	778	3	the	the	DT
huygens-treatise-2329	778	4	other	other	JJ
huygens-treatise-2329	778	5	method	method	NN
huygens-treatise-2329	778	6	of	of	IN
huygens-treatise-2329	778	7	division	division	NN
huygens-treatise-2329	778	8	along	along	IN
huygens-treatise-2329	778	9	the	the	DT
huygens-treatise-2329	778	10	plane	plane	NN
huygens-treatise-2329	778	11	GHKL	ghkl	NN
huygens-treatise-2329	778	12	,	,	,
huygens-treatise-2329	778	13	it	-PRON-	PRP
huygens-treatise-2329	778	14	will	will	MD
huygens-treatise-2329	778	15	be	be	VB
huygens-treatise-2329	778	16	seen	see	VBN
huygens-treatise-2329	778	17	that	that	IN
huygens-treatise-2329	778	18	each	each	DT
huygens-treatise-2329	778	19	spheroid	spheroid	NN
huygens-treatise-2329	778	20	would	would	MD
huygens-treatise-2329	778	21	have	have	VB
huygens-treatise-2329	778	22	to	to	TO
huygens-treatise-2329	778	23	detach	detach	VB
huygens-treatise-2329	778	24	itself	-PRON-	PRP
huygens-treatise-2329	778	25	from	from	IN
huygens-treatise-2329	778	26	four	four	CD
huygens-treatise-2329	778	27	of	of	IN
huygens-treatise-2329	778	28	the	the	DT
huygens-treatise-2329	778	29	neighbouring	neighbouring	NN
huygens-treatise-2329	778	30	layer	layer	NN
huygens-treatise-2329	778	31	,	,	,
huygens-treatise-2329	778	32	two	two	CD
huygens-treatise-2329	778	33	of	of	IN
huygens-treatise-2329	778	34	which	which	WDT
huygens-treatise-2329	778	35	touch	touch	VBP
huygens-treatise-2329	778	36	it	-PRON-	PRP
huygens-treatise-2329	778	37	on	on	IN
huygens-treatise-2329	778	38	the	the	DT
huygens-treatise-2329	778	39	flattened	flattened	JJ
huygens-treatise-2329	778	40	surfaces	surface	NNS
huygens-treatise-2329	778	41	,	,	,
huygens-treatise-2329	778	42	and	and	CC
huygens-treatise-2329	778	43	two	two	CD
huygens-treatise-2329	778	44	at	at	IN
huygens-treatise-2329	778	45	the	the	DT
huygens-treatise-2329	778	46	edges	edge	NNS
huygens-treatise-2329	778	47	.	.	.
huygens-treatise-2329	779	1	So	so	RB
huygens-treatise-2329	779	2	that	that	IN
huygens-treatise-2329	779	3	this	this	DT
huygens-treatise-2329	779	4	division	division	NN
huygens-treatise-2329	779	5	is	be	VBZ
huygens-treatise-2329	779	6	likewise	likewise	RB
huygens-treatise-2329	779	7	more	more	RBR
huygens-treatise-2329	779	8	difficult	difficult	JJ
huygens-treatise-2329	779	9	than	than	IN
huygens-treatise-2329	779	10	that	that	DT
huygens-treatise-2329	779	11	which	which	WDT
huygens-treatise-2329	779	12	is	be	VBZ
huygens-treatise-2329	779	13	made	make	VBN
huygens-treatise-2329	779	14	parallel	parallel	JJ
huygens-treatise-2329	779	15	to	to	IN
huygens-treatise-2329	779	16	one	one	CD
huygens-treatise-2329	779	17	of	of	IN
huygens-treatise-2329	779	18	the	the	DT
huygens-treatise-2329	779	19	surfaces	surface	NNS
huygens-treatise-2329	779	20	of	of	IN
huygens-treatise-2329	779	21	the	the	DT
huygens-treatise-2329	779	22	crystal	crystal	NN
huygens-treatise-2329	779	23	;	;	:
huygens-treatise-2329	779	24	where	where	WRB
huygens-treatise-2329	779	25	,	,	,
huygens-treatise-2329	779	26	as	as	IN
huygens-treatise-2329	779	27	we	-PRON-	PRP
huygens-treatise-2329	779	28	have	have	VBP
huygens-treatise-2329	779	29	said	say	VBD
huygens-treatise-2329	779	30	,	,	,
huygens-treatise-2329	779	31	each	each	DT
huygens-treatise-2329	779	32	spheroid	spheroid	NN
huygens-treatise-2329	779	33	is	be	VBZ
huygens-treatise-2329	779	34	detached	detach	VBN
huygens-treatise-2329	779	35	from	from	IN
huygens-treatise-2329	779	36	only	only	RB
huygens-treatise-2329	779	37	three	three	CD
huygens-treatise-2329	779	38	of	of	IN
huygens-treatise-2329	779	39	the	the	DT
huygens-treatise-2329	779	40	neighbouring	neighbouring	NN
huygens-treatise-2329	779	41	layer	layer	NN
huygens-treatise-2329	779	42	:	:	:
huygens-treatise-2329	779	43	of	of	IN
huygens-treatise-2329	779	44	which	which	WDT
huygens-treatise-2329	779	45	three	three	CD
huygens-treatise-2329	779	46	there	there	EX
huygens-treatise-2329	779	47	is	be	VBZ
huygens-treatise-2329	779	48	one	one	CD
huygens-treatise-2329	779	49	only	only	RB
huygens-treatise-2329	779	50	which	which	WDT
huygens-treatise-2329	779	51	touches	touch	VBZ
huygens-treatise-2329	779	52	it	-PRON-	PRP
huygens-treatise-2329	779	53	on	on	IN
huygens-treatise-2329	779	54	the	the	DT
huygens-treatise-2329	779	55	flattened	flattened	JJ
huygens-treatise-2329	779	56	surface	surface	NN
huygens-treatise-2329	779	57	,	,	,
huygens-treatise-2329	779	58	and	and	CC
huygens-treatise-2329	779	59	the	the	DT
huygens-treatise-2329	779	60	other	other	JJ
huygens-treatise-2329	779	61	two	two	CD
huygens-treatise-2329	779	62	at	at	IN
huygens-treatise-2329	779	63	the	the	DT
huygens-treatise-2329	779	64	edges	edge	NNS
huygens-treatise-2329	779	65	only	only	RB
huygens-treatise-2329	779	66	.	.	.
huygens-treatise-2329	780	1	However	however	RB
huygens-treatise-2329	780	2	,	,	,
huygens-treatise-2329	780	3	that	that	IN
huygens-treatise-2329	780	4	which	which	WDT
huygens-treatise-2329	780	5	has	have	VBZ
huygens-treatise-2329	780	6	made	make	VBN
huygens-treatise-2329	780	7	me	-PRON-	PRP
huygens-treatise-2329	780	8	know	know	VB
huygens-treatise-2329	780	9	that	that	IN
huygens-treatise-2329	780	10	in	in	IN
huygens-treatise-2329	780	11	the	the	DT
huygens-treatise-2329	780	12	crystal	crystal	NN
huygens-treatise-2329	780	13	there	there	EX
huygens-treatise-2329	780	14	are	be	VBP
huygens-treatise-2329	780	15	layers	layer	NNS
huygens-treatise-2329	780	16	in	in	IN
huygens-treatise-2329	780	17	this	this	DT
huygens-treatise-2329	780	18	last	last	JJ
huygens-treatise-2329	780	19	fashion	fashion	NN
huygens-treatise-2329	780	20	,	,	,
huygens-treatise-2329	780	21	is	be	VBZ
huygens-treatise-2329	780	22	that	that	IN
huygens-treatise-2329	780	23	in	in	IN
huygens-treatise-2329	780	24	a	a	DT
huygens-treatise-2329	780	25	piece	piece	NN
huygens-treatise-2329	780	26	weighing	weigh	VBG
huygens-treatise-2329	780	27	half	half	PDT
huygens-treatise-2329	780	28	a	a	DT
huygens-treatise-2329	780	29	pound	pound	NN
huygens-treatise-2329	780	30	which	which	WDT
huygens-treatise-2329	780	31	I	-PRON-	PRP
huygens-treatise-2329	780	32	possess	possess	VBP
huygens-treatise-2329	780	33	,	,	,
huygens-treatise-2329	780	34	one	one	PRP
huygens-treatise-2329	780	35	sees	see	VBZ
huygens-treatise-2329	780	36	that	that	IN
huygens-treatise-2329	780	37	it	-PRON-	PRP
huygens-treatise-2329	780	38	is	be	VBZ
huygens-treatise-2329	780	39	split	split	VBN
huygens-treatise-2329	780	40	along	along	IN
huygens-treatise-2329	780	41	its	-PRON-	PRP$
huygens-treatise-2329	780	42	length	length	NN
huygens-treatise-2329	780	43	,	,	,
huygens-treatise-2329	780	44	as	as	IN
huygens-treatise-2329	780	45	is	be	VBZ
huygens-treatise-2329	780	46	the	the	DT
huygens-treatise-2329	780	47	above	above	RB
huygens-treatise-2329	780	48	-	-	HYPH
huygens-treatise-2329	780	49	mentioned	mention	VBN
huygens-treatise-2329	780	50	prism	prism	NN
huygens-treatise-2329	780	51	by	by	IN
huygens-treatise-2329	780	52	the	the	DT
huygens-treatise-2329	780	53	plane	plane	NN
huygens-treatise-2329	780	54	GHKL	ghkl	NN
huygens-treatise-2329	780	55	;	;	:
huygens-treatise-2329	780	56	as	as	IN
huygens-treatise-2329	780	57	appears	appear	VBZ
huygens-treatise-2329	780	58	by	by	IN
huygens-treatise-2329	780	59	colours	colour	NNS
huygens-treatise-2329	780	60	of	of	IN
huygens-treatise-2329	780	61	the	the	DT
huygens-treatise-2329	780	62	Iris	Iris	NNP
huygens-treatise-2329	780	63	extending	extend	VBG
huygens-treatise-2329	780	64	throughout	throughout	IN
huygens-treatise-2329	780	65	this	this	DT
huygens-treatise-2329	780	66	whole	whole	JJ
huygens-treatise-2329	780	67	plane	plane	NN
huygens-treatise-2329	780	68	although	although	IN
huygens-treatise-2329	780	69	the	the	DT
huygens-treatise-2329	780	70	two	two	CD
huygens-treatise-2329	780	71	pieces	piece	NNS
huygens-treatise-2329	780	72	still	still	RB
huygens-treatise-2329	780	73	hold	hold	VBP
huygens-treatise-2329	780	74	together	together	RB
huygens-treatise-2329	780	75	.	.	.
huygens-treatise-2329	781	1	All	all	PDT
huygens-treatise-2329	781	2	this	this	DT
huygens-treatise-2329	781	3	proves	prove	VBZ
huygens-treatise-2329	781	4	then	then	RB
huygens-treatise-2329	781	5	that	that	IN
huygens-treatise-2329	781	6	the	the	DT
huygens-treatise-2329	781	7	composition	composition	NN
huygens-treatise-2329	781	8	of	of	IN
huygens-treatise-2329	781	9	the	the	DT
huygens-treatise-2329	781	10	crystal	crystal	NN
huygens-treatise-2329	781	11	is	be	VBZ
huygens-treatise-2329	781	12	such	such	JJ
huygens-treatise-2329	781	13	as	as	IN
huygens-treatise-2329	781	14	we	-PRON-	PRP
huygens-treatise-2329	781	15	have	have	VBP
huygens-treatise-2329	781	16	stated	state	VBN
huygens-treatise-2329	781	17	.	.	.
huygens-treatise-2329	782	1	To	to	TO
huygens-treatise-2329	782	2	which	which	WDT
huygens-treatise-2329	782	3	I	-PRON-	PRP
huygens-treatise-2329	782	4	again	again	RB
huygens-treatise-2329	782	5	add	add	VBP
huygens-treatise-2329	782	6	this	this	DT
huygens-treatise-2329	782	7	experiment	experiment	NN
huygens-treatise-2329	782	8	;	;	:
huygens-treatise-2329	782	9	that	that	IN
huygens-treatise-2329	782	10	if	if	IN
huygens-treatise-2329	782	11	one	one	PRP
huygens-treatise-2329	782	12	passes	pass	VBZ
huygens-treatise-2329	782	13	a	a	DT
huygens-treatise-2329	782	14	knife	knife	NN
huygens-treatise-2329	782	15	scraping	scrape	VBG
huygens-treatise-2329	782	16	along	along	IN
huygens-treatise-2329	782	17	any	any	DT
huygens-treatise-2329	782	18	one	one	CD
huygens-treatise-2329	782	19	of	of	IN
huygens-treatise-2329	782	20	the	the	DT
huygens-treatise-2329	782	21	natural	natural	JJ
huygens-treatise-2329	782	22	surfaces	surface	NNS
huygens-treatise-2329	782	23	,	,	,
huygens-treatise-2329	782	24	and	and	CC
huygens-treatise-2329	782	25	downwards	downwards	RB
huygens-treatise-2329	782	26	as	as	IN
huygens-treatise-2329	782	27	it	-PRON-	PRP
huygens-treatise-2329	782	28	were	be	VBD
huygens-treatise-2329	782	29	from	from	IN
huygens-treatise-2329	782	30	the	the	DT
huygens-treatise-2329	782	31	equilateral	equilateral	JJ
huygens-treatise-2329	782	32	obtuse	obtuse	NNP
huygens-treatise-2329	782	33	angle	angle	NN
huygens-treatise-2329	782	34	,	,	,
huygens-treatise-2329	782	35	that	that	DT
huygens-treatise-2329	782	36	is	be	VBZ
huygens-treatise-2329	782	37	to	to	TO
huygens-treatise-2329	782	38	say	say	VB
huygens-treatise-2329	782	39	from	from	IN
huygens-treatise-2329	782	40	the	the	DT
huygens-treatise-2329	782	41	apex	apex	NN
huygens-treatise-2329	782	42	of	of	IN
huygens-treatise-2329	782	43	the	the	DT
huygens-treatise-2329	782	44	pyramid	pyramid	NNP
huygens-treatise-2329	782	45	,	,	,
huygens-treatise-2329	782	46	one	one	NN
huygens-treatise-2329	782	47	finds	find	VBZ
huygens-treatise-2329	782	48	it	-PRON-	PRP
huygens-treatise-2329	782	49	quite	quite	RB
huygens-treatise-2329	782	50	hard	hard	RB
huygens-treatise-2329	782	51	;	;	:
huygens-treatise-2329	782	52	but	but	CC
huygens-treatise-2329	782	53	by	by	IN
huygens-treatise-2329	782	54	scraping	scrape	VBG
huygens-treatise-2329	782	55	in	in	IN
huygens-treatise-2329	782	56	the	the	DT
huygens-treatise-2329	782	57	opposite	opposite	JJ
huygens-treatise-2329	782	58	sense	sense	NN
huygens-treatise-2329	782	59	an	an	DT
huygens-treatise-2329	782	60	incision	incision	NN
huygens-treatise-2329	782	61	is	be	VBZ
huygens-treatise-2329	782	62	easily	easily	RB
huygens-treatise-2329	782	63	made	make	VBN
huygens-treatise-2329	782	64	.	.	.
huygens-treatise-2329	783	1	This	this	DT
huygens-treatise-2329	783	2	follows	follow	VBZ
huygens-treatise-2329	783	3	manifestly	manifestly	RB
huygens-treatise-2329	783	4	from	from	IN
huygens-treatise-2329	783	5	the	the	DT
huygens-treatise-2329	783	6	situation	situation	NN
huygens-treatise-2329	783	7	of	of	IN
huygens-treatise-2329	783	8	the	the	DT
huygens-treatise-2329	783	9	small	small	JJ
huygens-treatise-2329	783	10	spheroids	spheroid	NNS
huygens-treatise-2329	783	11	;	;	:
huygens-treatise-2329	783	12	over	over	IN
huygens-treatise-2329	783	13	which	which	WDT
huygens-treatise-2329	783	14	,	,	,
huygens-treatise-2329	783	15	in	in	IN
huygens-treatise-2329	783	16	the	the	DT
huygens-treatise-2329	783	17	first	first	JJ
huygens-treatise-2329	783	18	manner	manner	NN
huygens-treatise-2329	783	19	,	,	,
huygens-treatise-2329	783	20	the	the	DT
huygens-treatise-2329	783	21	knife	knife	NN
huygens-treatise-2329	783	22	glides	glide	VBZ
huygens-treatise-2329	783	23	;	;	:
huygens-treatise-2329	783	24	but	but	CC
huygens-treatise-2329	783	25	in	in	IN
huygens-treatise-2329	783	26	the	the	DT
huygens-treatise-2329	783	27	other	other	JJ
huygens-treatise-2329	783	28	manner	manner	NN
huygens-treatise-2329	783	29	it	-PRON-	PRP
huygens-treatise-2329	783	30	seizes	seize	VBZ
huygens-treatise-2329	783	31	them	-PRON-	PRP
huygens-treatise-2329	783	32	from	from	IN
huygens-treatise-2329	783	33	beneath	beneath	RB
huygens-treatise-2329	783	34	almost	almost	RB
huygens-treatise-2329	783	35	as	as	IN
huygens-treatise-2329	783	36	if	if	IN
huygens-treatise-2329	783	37	they	-PRON-	PRP
huygens-treatise-2329	783	38	were	be	VBD
huygens-treatise-2329	783	39	the	the	DT
huygens-treatise-2329	783	40	scales	scale	NNS
huygens-treatise-2329	783	41	of	of	IN
huygens-treatise-2329	783	42	a	a	DT
huygens-treatise-2329	783	43	fish	fish	NN
huygens-treatise-2329	783	44	.	.	.
huygens-treatise-2329	784	1	I	-PRON-	PRP
huygens-treatise-2329	784	2	will	will	MD
huygens-treatise-2329	784	3	not	not	RB
huygens-treatise-2329	784	4	undertake	undertake	VB
huygens-treatise-2329	784	5	to	to	TO
huygens-treatise-2329	784	6	say	say	VB
huygens-treatise-2329	784	7	anything	anything	NN
huygens-treatise-2329	784	8	touching	touch	VBG
huygens-treatise-2329	784	9	the	the	DT
huygens-treatise-2329	784	10	way	way	NN
huygens-treatise-2329	784	11	in	in	IN
huygens-treatise-2329	784	12	which	which	WDT
huygens-treatise-2329	784	13	so	so	RB
huygens-treatise-2329	784	14	many	many	JJ
huygens-treatise-2329	784	15	corpuscles	corpuscle	NNS
huygens-treatise-2329	784	16	all	all	DT
huygens-treatise-2329	784	17	equal	equal	JJ
huygens-treatise-2329	784	18	and	and	CC
huygens-treatise-2329	784	19	similar	similar	JJ
huygens-treatise-2329	784	20	are	be	VBP
huygens-treatise-2329	784	21	generated	generate	VBN
huygens-treatise-2329	784	22	,	,	,
huygens-treatise-2329	784	23	nor	nor	CC
huygens-treatise-2329	784	24	how	how	WRB
huygens-treatise-2329	784	25	they	-PRON-	PRP
huygens-treatise-2329	784	26	are	be	VBP
huygens-treatise-2329	784	27	set	set	VBN
huygens-treatise-2329	784	28	in	in	IN
huygens-treatise-2329	784	29	such	such	JJ
huygens-treatise-2329	784	30	beautiful	beautiful	JJ
huygens-treatise-2329	784	31	order	order	NN
huygens-treatise-2329	784	32	;	;	:
huygens-treatise-2329	784	33	whether	whether	IN
huygens-treatise-2329	784	34	they	-PRON-	PRP
huygens-treatise-2329	784	35	are	be	VBP
huygens-treatise-2329	784	36	formed	form	VBN
huygens-treatise-2329	784	37	first	first	RB
huygens-treatise-2329	784	38	and	and	CC
huygens-treatise-2329	784	39	then	then	RB
huygens-treatise-2329	784	40	assembled	assemble	VBN
huygens-treatise-2329	784	41	,	,	,
huygens-treatise-2329	784	42	or	or	CC
huygens-treatise-2329	784	43	whether	whether	IN
huygens-treatise-2329	784	44	they	-PRON-	PRP
huygens-treatise-2329	784	45	arrange	arrange	VBP
huygens-treatise-2329	784	46	themselves	-PRON-	PRP
huygens-treatise-2329	784	47	thus	thus	RB
huygens-treatise-2329	784	48	in	in	IN
huygens-treatise-2329	784	49	coming	come	VBG
huygens-treatise-2329	784	50	into	into	IN
huygens-treatise-2329	784	51	being	being	NN
huygens-treatise-2329	784	52	and	and	CC
huygens-treatise-2329	784	53	as	as	RB
huygens-treatise-2329	784	54	fast	fast	RB
huygens-treatise-2329	784	55	as	as	IN
huygens-treatise-2329	784	56	they	-PRON-	PRP
huygens-treatise-2329	784	57	are	be	VBP
huygens-treatise-2329	784	58	produced	produce	VBN
huygens-treatise-2329	784	59	,	,	,
huygens-treatise-2329	784	60	which	which	WDT
huygens-treatise-2329	784	61	seems	seem	VBZ
huygens-treatise-2329	784	62	to	to	IN
huygens-treatise-2329	784	63	me	-PRON-	PRP
huygens-treatise-2329	784	64	more	more	RBR
huygens-treatise-2329	784	65	probable	probable	JJ
huygens-treatise-2329	784	66	.	.	.
huygens-treatise-2329	785	1	To	to	TO
huygens-treatise-2329	785	2	develop	develop	VB
huygens-treatise-2329	785	3	truths	truth	NNS
huygens-treatise-2329	785	4	so	so	RB
huygens-treatise-2329	785	5	recondite	recondite	JJ
huygens-treatise-2329	785	6	there	there	EX
huygens-treatise-2329	785	7	would	would	MD
huygens-treatise-2329	785	8	be	be	VB
huygens-treatise-2329	785	9	needed	need	VBN
huygens-treatise-2329	785	10	a	a	DT
huygens-treatise-2329	785	11	knowledge	knowledge	NN
huygens-treatise-2329	785	12	of	of	IN
huygens-treatise-2329	785	13	nature	nature	NN
huygens-treatise-2329	785	14	much	much	RB
huygens-treatise-2329	785	15	greater	great	JJR
huygens-treatise-2329	785	16	than	than	IN
huygens-treatise-2329	785	17	that	that	DT
huygens-treatise-2329	785	18	which	which	WDT
huygens-treatise-2329	785	19	we	-PRON-	PRP
huygens-treatise-2329	785	20	have	have	VBP
huygens-treatise-2329	785	21	.	.	.
huygens-treatise-2329	786	1	I	-PRON-	PRP
huygens-treatise-2329	786	2	will	will	MD
huygens-treatise-2329	786	3	add	add	VB
huygens-treatise-2329	786	4	only	only	RB
huygens-treatise-2329	786	5	that	that	IN
huygens-treatise-2329	786	6	these	these	DT
huygens-treatise-2329	786	7	little	little	JJ
huygens-treatise-2329	786	8	spheroids	spheroid	NNS
huygens-treatise-2329	786	9	could	could	MD
huygens-treatise-2329	786	10	well	well	RB
huygens-treatise-2329	786	11	contribute	contribute	VB
huygens-treatise-2329	786	12	to	to	TO
huygens-treatise-2329	786	13	form	form	VB
huygens-treatise-2329	786	14	the	the	DT
huygens-treatise-2329	786	15	spheroids	spheroid	NNS
huygens-treatise-2329	786	16	of	of	IN
huygens-treatise-2329	786	17	the	the	DT
huygens-treatise-2329	786	18	waves	wave	NNS
huygens-treatise-2329	786	19	of	of	IN
huygens-treatise-2329	786	20	light	light	NN
huygens-treatise-2329	786	21	,	,	,
huygens-treatise-2329	786	22	here	here	RB
huygens-treatise-2329	786	23	above	above	IN
huygens-treatise-2329	786	24	supposed	suppose	VBN
huygens-treatise-2329	786	25	,	,	,
huygens-treatise-2329	786	26	these	these	DT
huygens-treatise-2329	786	27	as	as	RB
huygens-treatise-2329	786	28	well	well	RB
huygens-treatise-2329	786	29	as	as	IN
huygens-treatise-2329	786	30	those	those	DT
huygens-treatise-2329	786	31	being	be	VBG
huygens-treatise-2329	786	32	similarly	similarly	RB
huygens-treatise-2329	786	33	situated	situate	VBN
huygens-treatise-2329	786	34	,	,	,
huygens-treatise-2329	786	35	and	and	CC
huygens-treatise-2329	786	36	with	with	IN
huygens-treatise-2329	786	37	their	-PRON-	PRP$
huygens-treatise-2329	786	38	axes	axis	NNS
huygens-treatise-2329	786	39	parallel	parallel	NN
huygens-treatise-2329	786	40	.	.	.
huygens-treatise-2329	787	1	_	_	NNP
huygens-treatise-2329	787	2	Calculations	Calculations	NNP
huygens-treatise-2329	787	3	which	which	WDT
huygens-treatise-2329	787	4	have	have	VBP
huygens-treatise-2329	787	5	been	be	VBN
huygens-treatise-2329	787	6	supposed	suppose	VBN
huygens-treatise-2329	787	7	in	in	IN
huygens-treatise-2329	787	8	this	this	DT
huygens-treatise-2329	787	9	Chapter	Chapter	NNP
huygens-treatise-2329	787	10	_	_	NNP
huygens-treatise-2329	787	11	.	.	.
huygens-treatise-2329	788	1	Mr.	Mr.	NNP
huygens-treatise-2329	788	2	Bartholinus	Bartholinus	NNP
huygens-treatise-2329	788	3	,	,	,
huygens-treatise-2329	788	4	in	in	IN
huygens-treatise-2329	788	5	his	-PRON-	PRP$
huygens-treatise-2329	788	6	treatise	treatise	NN
huygens-treatise-2329	788	7	of	of	IN
huygens-treatise-2329	788	8	this	this	DT
huygens-treatise-2329	788	9	Crystal	Crystal	NNP
huygens-treatise-2329	788	10	,	,	,
huygens-treatise-2329	788	11	puts	put	VBZ
huygens-treatise-2329	788	12	at	at	IN
huygens-treatise-2329	788	13	101	101	CD
huygens-treatise-2329	788	14	degrees	degree	NNS
huygens-treatise-2329	788	15	the	the	DT
huygens-treatise-2329	788	16	obtuse	obtuse	JJ
huygens-treatise-2329	788	17	angles	angle	NNS
huygens-treatise-2329	788	18	of	of	IN
huygens-treatise-2329	788	19	the	the	DT
huygens-treatise-2329	788	20	faces	face	NNS
huygens-treatise-2329	788	21	,	,	,
huygens-treatise-2329	788	22	which	which	WDT
huygens-treatise-2329	788	23	I	-PRON-	PRP
huygens-treatise-2329	788	24	have	have	VBP
huygens-treatise-2329	788	25	stated	state	VBN
huygens-treatise-2329	788	26	to	to	TO
huygens-treatise-2329	788	27	be	be	VB
huygens-treatise-2329	788	28	101	101	CD
huygens-treatise-2329	788	29	degrees	degree	NNS
huygens-treatise-2329	788	30	52	52	CD
huygens-treatise-2329	788	31	minutes	minute	NNS
huygens-treatise-2329	788	32	.	.	.
huygens-treatise-2329	789	1	He	-PRON-	PRP
huygens-treatise-2329	789	2	states	state	VBZ
huygens-treatise-2329	789	3	that	that	IN
huygens-treatise-2329	789	4	he	-PRON-	PRP
huygens-treatise-2329	789	5	measured	measure	VBD
huygens-treatise-2329	789	6	these	these	DT
huygens-treatise-2329	789	7	angles	angle	NNS
huygens-treatise-2329	789	8	directly	directly	RB
huygens-treatise-2329	789	9	on	on	IN
huygens-treatise-2329	789	10	the	the	DT
huygens-treatise-2329	789	11	crystal	crystal	NN
huygens-treatise-2329	789	12	,	,	,
huygens-treatise-2329	789	13	which	which	WDT
huygens-treatise-2329	789	14	is	be	VBZ
huygens-treatise-2329	789	15	difficult	difficult	JJ
huygens-treatise-2329	789	16	to	to	TO
huygens-treatise-2329	789	17	do	do	VB
huygens-treatise-2329	789	18	with	with	IN
huygens-treatise-2329	789	19	ultimate	ultimate	JJ
huygens-treatise-2329	789	20	exactitude	exactitude	NN
huygens-treatise-2329	789	21	,	,	,
huygens-treatise-2329	789	22	because	because	IN
huygens-treatise-2329	789	23	the	the	DT
huygens-treatise-2329	789	24	edges	edge	NNS
huygens-treatise-2329	789	25	such	such	JJ
huygens-treatise-2329	789	26	as	as	IN
huygens-treatise-2329	789	27	CA	CA	NNP
huygens-treatise-2329	789	28	,	,	,
huygens-treatise-2329	789	29	CB	CB	NNP
huygens-treatise-2329	789	30	,	,	,
huygens-treatise-2329	789	31	in	in	IN
huygens-treatise-2329	789	32	this	this	DT
huygens-treatise-2329	789	33	figure	figure	NN
huygens-treatise-2329	789	34	,	,	,
huygens-treatise-2329	789	35	are	be	VBP
huygens-treatise-2329	789	36	generally	generally	RB
huygens-treatise-2329	789	37	worn	wear	VBN
huygens-treatise-2329	789	38	,	,	,
huygens-treatise-2329	789	39	and	and	CC
huygens-treatise-2329	789	40	not	not	RB
huygens-treatise-2329	789	41	quite	quite	RB
huygens-treatise-2329	789	42	straight	straight	JJ
huygens-treatise-2329	789	43	.	.	.
huygens-treatise-2329	790	1	For	for	IN
huygens-treatise-2329	790	2	more	more	JJR
huygens-treatise-2329	790	3	certainty	certainty	NN
huygens-treatise-2329	790	4	,	,	,
huygens-treatise-2329	790	5	therefore	therefore	RB
huygens-treatise-2329	790	6	,	,	,
huygens-treatise-2329	790	7	I	-PRON-	PRP
huygens-treatise-2329	790	8	preferred	prefer	VBD
huygens-treatise-2329	790	9	to	to	TO
huygens-treatise-2329	790	10	measure	measure	VB
huygens-treatise-2329	790	11	actually	actually	RB
huygens-treatise-2329	790	12	the	the	DT
huygens-treatise-2329	790	13	obtuse	obtuse	JJ
huygens-treatise-2329	790	14	angle	angle	NN
huygens-treatise-2329	790	15	by	by	IN
huygens-treatise-2329	790	16	which	which	WDT
huygens-treatise-2329	790	17	the	the	DT
huygens-treatise-2329	790	18	faces	face	VBZ
huygens-treatise-2329	790	19	CBDA	CBDA	NNP
huygens-treatise-2329	790	20	,	,	,
huygens-treatise-2329	790	21	CBVF	CBVF	NNP
huygens-treatise-2329	790	22	,	,	,
huygens-treatise-2329	790	23	are	be	VBP
huygens-treatise-2329	790	24	inclined	inclined	JJ
huygens-treatise-2329	790	25	to	to	IN
huygens-treatise-2329	790	26	one	one	CD
huygens-treatise-2329	790	27	another	another	DT
huygens-treatise-2329	790	28	,	,	,
huygens-treatise-2329	790	29	namely	namely	RB
huygens-treatise-2329	790	30	the	the	DT
huygens-treatise-2329	790	31	angle	angle	NN
huygens-treatise-2329	790	32	OCN	OCN	NNP
huygens-treatise-2329	790	33	formed	form	VBN
huygens-treatise-2329	790	34	by	by	IN
huygens-treatise-2329	790	35	drawing	draw	VBG
huygens-treatise-2329	790	36	CN	CN	NNP
huygens-treatise-2329	790	37	perpendicular	perpendicular	JJ
huygens-treatise-2329	790	38	to	to	IN
huygens-treatise-2329	790	39	FV	FV	NNP
huygens-treatise-2329	790	40	,	,	,
huygens-treatise-2329	790	41	and	and	CC
huygens-treatise-2329	790	42	CO	CO	NNP
huygens-treatise-2329	790	43	perpendicular	perpendicular	JJ
huygens-treatise-2329	790	44	to	to	IN
huygens-treatise-2329	790	45	DA	DA	NNP
huygens-treatise-2329	790	46	.	.	.
huygens-treatise-2329	791	1	This	this	DT
huygens-treatise-2329	791	2	angle	angle	NN
huygens-treatise-2329	791	3	OCN	OCN	NNP
huygens-treatise-2329	791	4	I	-PRON-	PRP
huygens-treatise-2329	791	5	found	find	VBD
huygens-treatise-2329	791	6	to	to	TO
huygens-treatise-2329	791	7	be	be	VB
huygens-treatise-2329	791	8	105	105	CD
huygens-treatise-2329	791	9	degrees	degree	NNS
huygens-treatise-2329	791	10	;	;	:
huygens-treatise-2329	791	11	and	and	CC
huygens-treatise-2329	791	12	its	-PRON-	PRP$
huygens-treatise-2329	791	13	supplement	supplement	JJ
huygens-treatise-2329	791	14	CNP	cnp	NN
huygens-treatise-2329	791	15	,	,	,
huygens-treatise-2329	791	16	to	to	TO
huygens-treatise-2329	791	17	be	be	VB
huygens-treatise-2329	791	18	75	75	CD
huygens-treatise-2329	791	19	degrees	degree	NNS
huygens-treatise-2329	791	20	,	,	,
huygens-treatise-2329	791	21	as	as	IN
huygens-treatise-2329	791	22	it	-PRON-	PRP
huygens-treatise-2329	791	23	should	should	MD
huygens-treatise-2329	791	24	be	be	VB
huygens-treatise-2329	791	25	.	.	.
huygens-treatise-2329	792	1	[	[	-LRB-
huygens-treatise-2329	792	2	Illustration	illustration	NN
huygens-treatise-2329	792	3	]	]	-RRB-
huygens-treatise-2329	792	4	To	to	TO
huygens-treatise-2329	792	5	find	find	VB
huygens-treatise-2329	792	6	from	from	IN
huygens-treatise-2329	792	7	this	this	DT
huygens-treatise-2329	792	8	the	the	DT
huygens-treatise-2329	792	9	obtuse	obtuse	JJ
huygens-treatise-2329	792	10	angle	angle	NN
huygens-treatise-2329	792	11	BCA	BCA	NNP
huygens-treatise-2329	792	12	,	,	,
huygens-treatise-2329	792	13	I	-PRON-	PRP
huygens-treatise-2329	792	14	imagined	imagine	VBD
huygens-treatise-2329	792	15	a	a	DT
huygens-treatise-2329	792	16	sphere	sphere	NN
huygens-treatise-2329	792	17	having	have	VBG
huygens-treatise-2329	792	18	its	-PRON-	PRP$
huygens-treatise-2329	792	19	centre	centre	NN
huygens-treatise-2329	792	20	at	at	IN
huygens-treatise-2329	792	21	C	C	NNP
huygens-treatise-2329	792	22	,	,	,
huygens-treatise-2329	792	23	and	and	CC
huygens-treatise-2329	792	24	on	on	IN
huygens-treatise-2329	792	25	its	-PRON-	PRP$
huygens-treatise-2329	792	26	surface	surface	NN
huygens-treatise-2329	792	27	a	a	DT
huygens-treatise-2329	792	28	spherical	spherical	JJ
huygens-treatise-2329	792	29	triangle	triangle	NN
huygens-treatise-2329	792	30	,	,	,
huygens-treatise-2329	792	31	formed	form	VBN
huygens-treatise-2329	792	32	by	by	IN
huygens-treatise-2329	792	33	the	the	DT
huygens-treatise-2329	792	34	intersection	intersection	NN
huygens-treatise-2329	792	35	of	of	IN
huygens-treatise-2329	792	36	three	three	CD
huygens-treatise-2329	792	37	planes	plane	NNS
huygens-treatise-2329	792	38	which	which	WDT
huygens-treatise-2329	792	39	enclose	enclose	VBP
huygens-treatise-2329	792	40	the	the	DT
huygens-treatise-2329	792	41	solid	solid	JJ
huygens-treatise-2329	792	42	angle	angle	NN
huygens-treatise-2329	792	43	C.	C.	NNP
huygens-treatise-2329	792	44	In	in	IN
huygens-treatise-2329	792	45	this	this	DT
huygens-treatise-2329	792	46	equilateral	equilateral	JJ
huygens-treatise-2329	792	47	triangle	triangle	NN
huygens-treatise-2329	792	48	,	,	,
huygens-treatise-2329	792	49	which	which	WDT
huygens-treatise-2329	792	50	is	be	VBZ
huygens-treatise-2329	792	51	ABF	ABF	NNP
huygens-treatise-2329	792	52	in	in	IN
huygens-treatise-2329	792	53	this	this	DT
huygens-treatise-2329	792	54	other	other	JJ
huygens-treatise-2329	792	55	figure	figure	NN
huygens-treatise-2329	792	56	,	,	,
huygens-treatise-2329	792	57	I	-PRON-	PRP
huygens-treatise-2329	792	58	see	see	VBP
huygens-treatise-2329	792	59	that	that	IN
huygens-treatise-2329	792	60	each	each	DT
huygens-treatise-2329	792	61	of	of	IN
huygens-treatise-2329	792	62	the	the	DT
huygens-treatise-2329	792	63	angles	angle	NNS
huygens-treatise-2329	792	64	should	should	MD
huygens-treatise-2329	792	65	be	be	VB
huygens-treatise-2329	792	66	105	105	CD
huygens-treatise-2329	792	67	degrees	degree	NNS
huygens-treatise-2329	792	68	,	,	,
huygens-treatise-2329	792	69	namely	namely	RB
huygens-treatise-2329	792	70	equal	equal	JJ
huygens-treatise-2329	792	71	to	to	IN
huygens-treatise-2329	792	72	the	the	DT
huygens-treatise-2329	792	73	angle	angle	NN
huygens-treatise-2329	792	74	OCN	OCN	NNP
huygens-treatise-2329	792	75	;	;	:
huygens-treatise-2329	792	76	and	and	CC
huygens-treatise-2329	792	77	that	that	IN
huygens-treatise-2329	792	78	each	each	DT
huygens-treatise-2329	792	79	of	of	IN
huygens-treatise-2329	792	80	the	the	DT
huygens-treatise-2329	792	81	sides	side	NNS
huygens-treatise-2329	792	82	should	should	MD
huygens-treatise-2329	792	83	be	be	VB
huygens-treatise-2329	792	84	of	of	IN
huygens-treatise-2329	792	85	as	as	RB
huygens-treatise-2329	792	86	many	many	JJ
huygens-treatise-2329	792	87	degrees	degree	NNS
huygens-treatise-2329	792	88	as	as	IN
huygens-treatise-2329	792	89	the	the	DT
huygens-treatise-2329	792	90	angle	angle	NN
huygens-treatise-2329	792	91	ACB	ACB	NNP
huygens-treatise-2329	792	92	,	,	,
huygens-treatise-2329	792	93	or	or	CC
huygens-treatise-2329	792	94	ACF	ACF	NNP
huygens-treatise-2329	792	95	,	,	,
huygens-treatise-2329	792	96	or	or	CC
huygens-treatise-2329	792	97	BCF	BCF	NNP
huygens-treatise-2329	792	98	.	.	.
huygens-treatise-2329	793	1	Having	have	VBG
huygens-treatise-2329	793	2	then	then	RB
huygens-treatise-2329	793	3	drawn	draw	VBN
huygens-treatise-2329	793	4	the	the	DT
huygens-treatise-2329	793	5	arc	arc	NN
huygens-treatise-2329	793	6	FQ	FQ	NNP
huygens-treatise-2329	793	7	perpendicular	perpendicular	NN
huygens-treatise-2329	793	8	to	to	IN
huygens-treatise-2329	793	9	the	the	DT
huygens-treatise-2329	793	10	side	side	NN
huygens-treatise-2329	793	11	AB	AB	NNP
huygens-treatise-2329	793	12	,	,	,
huygens-treatise-2329	793	13	which	which	WDT
huygens-treatise-2329	793	14	it	-PRON-	PRP
huygens-treatise-2329	793	15	divides	divide	VBZ
huygens-treatise-2329	793	16	equally	equally	RB
huygens-treatise-2329	793	17	at	at	IN
huygens-treatise-2329	793	18	Q	Q	NNP
huygens-treatise-2329	793	19	,	,	,
huygens-treatise-2329	793	20	the	the	DT
huygens-treatise-2329	793	21	triangle	triangle	NN
huygens-treatise-2329	793	22	FQA	FQA	NNP
huygens-treatise-2329	793	23	has	have	VBZ
huygens-treatise-2329	793	24	a	a	DT
huygens-treatise-2329	793	25	right	right	JJ
huygens-treatise-2329	793	26	angle	angle	NN
huygens-treatise-2329	793	27	at	at	IN
huygens-treatise-2329	793	28	Q	Q	NNP
huygens-treatise-2329	793	29	,	,	,
huygens-treatise-2329	793	30	the	the	DT
huygens-treatise-2329	793	31	angle	angle	NN
huygens-treatise-2329	793	32	A	a	DT
huygens-treatise-2329	793	33	105	105	CD
huygens-treatise-2329	793	34	degrees	degree	NNS
huygens-treatise-2329	793	35	,	,	,
huygens-treatise-2329	793	36	and	and	CC
huygens-treatise-2329	793	37	F	F	NNP
huygens-treatise-2329	793	38	half	half	NN
huygens-treatise-2329	793	39	as	as	RB
huygens-treatise-2329	793	40	much	much	JJ
huygens-treatise-2329	793	41	,	,	,
huygens-treatise-2329	793	42	namely	namely	RB
huygens-treatise-2329	793	43	52	52	CD
huygens-treatise-2329	793	44	degrees	degree	NNS
huygens-treatise-2329	793	45	30	30	CD
huygens-treatise-2329	793	46	minutes	minute	NNS
huygens-treatise-2329	793	47	;	;	:
huygens-treatise-2329	793	48	whence	whence	NN
huygens-treatise-2329	793	49	the	the	DT
huygens-treatise-2329	793	50	hypotenuse	hypotenuse	NN
huygens-treatise-2329	793	51	AF	AF	NNP
huygens-treatise-2329	793	52	is	be	VBZ
huygens-treatise-2329	793	53	found	find	VBN
huygens-treatise-2329	793	54	to	to	TO
huygens-treatise-2329	793	55	be	be	VB
huygens-treatise-2329	793	56	101	101	CD
huygens-treatise-2329	793	57	degrees	degree	NNS
huygens-treatise-2329	793	58	52	52	CD
huygens-treatise-2329	793	59	minutes	minute	NNS
huygens-treatise-2329	793	60	.	.	.
huygens-treatise-2329	794	1	And	and	CC
huygens-treatise-2329	794	2	this	this	DT
huygens-treatise-2329	794	3	arc	arc	NNP
huygens-treatise-2329	794	4	AF	AF	NNP
huygens-treatise-2329	794	5	is	be	VBZ
huygens-treatise-2329	794	6	the	the	DT
huygens-treatise-2329	794	7	measure	measure	NN
huygens-treatise-2329	794	8	of	of	IN
huygens-treatise-2329	794	9	the	the	DT
huygens-treatise-2329	794	10	angle	angle	NN
huygens-treatise-2329	794	11	ACF	ACF	NNP
huygens-treatise-2329	794	12	in	in	IN
huygens-treatise-2329	794	13	the	the	DT
huygens-treatise-2329	794	14	figure	figure	NN
huygens-treatise-2329	794	15	of	of	IN
huygens-treatise-2329	794	16	the	the	DT
huygens-treatise-2329	794	17	crystal	crystal	NN
huygens-treatise-2329	794	18	.	.	.
huygens-treatise-2329	795	1	[	[	-LRB-
huygens-treatise-2329	795	2	Illustration	illustration	NN
huygens-treatise-2329	795	3	]	]	-RRB-
huygens-treatise-2329	795	4	In	in	IN
huygens-treatise-2329	795	5	the	the	DT
huygens-treatise-2329	795	6	same	same	JJ
huygens-treatise-2329	795	7	figure	figure	NN
huygens-treatise-2329	795	8	,	,	,
huygens-treatise-2329	795	9	if	if	IN
huygens-treatise-2329	795	10	the	the	DT
huygens-treatise-2329	795	11	plane	plane	NN
huygens-treatise-2329	795	12	CGHF	CGHF	NNP
huygens-treatise-2329	795	13	cuts	cut	VBZ
huygens-treatise-2329	795	14	the	the	DT
huygens-treatise-2329	795	15	crystal	crystal	NN
huygens-treatise-2329	795	16	so	so	IN
huygens-treatise-2329	795	17	that	that	IN
huygens-treatise-2329	795	18	it	-PRON-	PRP
huygens-treatise-2329	795	19	divides	divide	VBZ
huygens-treatise-2329	795	20	the	the	DT
huygens-treatise-2329	795	21	obtuse	obtuse	NN
huygens-treatise-2329	795	22	angles	angle	NNS
huygens-treatise-2329	795	23	ACB	ACB	NNP
huygens-treatise-2329	795	24	,	,	,
huygens-treatise-2329	795	25	MHV	MHV	NNP
huygens-treatise-2329	795	26	,	,	,
huygens-treatise-2329	795	27	in	in	IN
huygens-treatise-2329	795	28	the	the	DT
huygens-treatise-2329	795	29	middle	middle	NN
huygens-treatise-2329	795	30	,	,	,
huygens-treatise-2329	795	31	it	-PRON-	PRP
huygens-treatise-2329	795	32	is	be	VBZ
huygens-treatise-2329	795	33	stated	state	VBN
huygens-treatise-2329	795	34	,	,	,
huygens-treatise-2329	795	35	in	in	IN
huygens-treatise-2329	795	36	Article	Article	NNP
huygens-treatise-2329	795	37	10	10	CD
huygens-treatise-2329	795	38	,	,	,
huygens-treatise-2329	795	39	that	that	IN
huygens-treatise-2329	795	40	the	the	DT
huygens-treatise-2329	795	41	angle	angle	NN
huygens-treatise-2329	795	42	CFH	CFH	NNP
huygens-treatise-2329	795	43	is	be	VBZ
huygens-treatise-2329	795	44	70	70	CD
huygens-treatise-2329	795	45	degrees	degree	NNS
huygens-treatise-2329	795	46	57	57	CD
huygens-treatise-2329	795	47	minutes	minute	NNS
huygens-treatise-2329	795	48	.	.	.
huygens-treatise-2329	796	1	This	this	DT
huygens-treatise-2329	796	2	again	again	RB
huygens-treatise-2329	796	3	is	be	VBZ
huygens-treatise-2329	796	4	easily	easily	RB
huygens-treatise-2329	796	5	shown	show	VBN
huygens-treatise-2329	796	6	in	in	IN
huygens-treatise-2329	796	7	the	the	DT
huygens-treatise-2329	796	8	same	same	JJ
huygens-treatise-2329	796	9	spherical	spherical	JJ
huygens-treatise-2329	796	10	triangle	triangle	NN
huygens-treatise-2329	796	11	ABF	ABF	NNP
huygens-treatise-2329	796	12	,	,	,
huygens-treatise-2329	796	13	in	in	IN
huygens-treatise-2329	796	14	which	which	WDT
huygens-treatise-2329	796	15	it	-PRON-	PRP
huygens-treatise-2329	796	16	appears	appear	VBZ
huygens-treatise-2329	796	17	that	that	IN
huygens-treatise-2329	796	18	the	the	DT
huygens-treatise-2329	796	19	arc	arc	NNP
huygens-treatise-2329	796	20	FQ	FQ	NNP
huygens-treatise-2329	796	21	is	be	VBZ
huygens-treatise-2329	796	22	as	as	RB
huygens-treatise-2329	796	23	many	many	JJ
huygens-treatise-2329	796	24	degrees	degree	NNS
huygens-treatise-2329	796	25	as	as	IN
huygens-treatise-2329	796	26	the	the	DT
huygens-treatise-2329	796	27	angle	angle	NN
huygens-treatise-2329	796	28	GCF	GCF	NNP
huygens-treatise-2329	796	29	in	in	IN
huygens-treatise-2329	796	30	the	the	DT
huygens-treatise-2329	796	31	crystal	crystal	NN
huygens-treatise-2329	796	32	,	,	,
huygens-treatise-2329	796	33	the	the	DT
huygens-treatise-2329	796	34	supplement	supplement	NN
huygens-treatise-2329	796	35	of	of	IN
huygens-treatise-2329	796	36	which	which	WDT
huygens-treatise-2329	796	37	is	be	VBZ
huygens-treatise-2329	796	38	the	the	DT
huygens-treatise-2329	796	39	angle	angle	NN
huygens-treatise-2329	796	40	CFH	cfh	NN
huygens-treatise-2329	796	41	.	.	.
huygens-treatise-2329	797	1	Now	now	RB
huygens-treatise-2329	797	2	the	the	DT
huygens-treatise-2329	797	3	arc	arc	NNP
huygens-treatise-2329	797	4	FQ	FQ	NNP
huygens-treatise-2329	797	5	is	be	VBZ
huygens-treatise-2329	797	6	found	find	VBN
huygens-treatise-2329	797	7	to	to	TO
huygens-treatise-2329	797	8	be	be	VB
huygens-treatise-2329	797	9	109	109	CD
huygens-treatise-2329	797	10	degrees	degree	NNS
huygens-treatise-2329	797	11	3	3	CD
huygens-treatise-2329	797	12	minutes	minute	NNS
huygens-treatise-2329	797	13	.	.	.
huygens-treatise-2329	798	1	Then	then	RB
huygens-treatise-2329	798	2	its	-PRON-	PRP$
huygens-treatise-2329	798	3	supplement	supplement	NN
huygens-treatise-2329	798	4	,	,	,
huygens-treatise-2329	798	5	70	70	CD
huygens-treatise-2329	798	6	degrees	degree	NNS
huygens-treatise-2329	798	7	57	57	CD
huygens-treatise-2329	798	8	minutes	minute	NNS
huygens-treatise-2329	798	9	,	,	,
huygens-treatise-2329	798	10	is	be	VBZ
huygens-treatise-2329	798	11	the	the	DT
huygens-treatise-2329	798	12	angle	angle	NN
huygens-treatise-2329	798	13	CFH	cfh	NN
huygens-treatise-2329	798	14	.	.	.
huygens-treatise-2329	799	1	It	-PRON-	PRP
huygens-treatise-2329	799	2	was	be	VBD
huygens-treatise-2329	799	3	stated	state	VBN
huygens-treatise-2329	799	4	,	,	,
huygens-treatise-2329	799	5	in	in	IN
huygens-treatise-2329	799	6	Article	Article	NNP
huygens-treatise-2329	799	7	26	26	CD
huygens-treatise-2329	799	8	,	,	,
huygens-treatise-2329	799	9	that	that	IN
huygens-treatise-2329	799	10	the	the	DT
huygens-treatise-2329	799	11	straight	straight	JJ
huygens-treatise-2329	799	12	line	line	NN
huygens-treatise-2329	799	13	CS	CS	NNP
huygens-treatise-2329	799	14	,	,	,
huygens-treatise-2329	799	15	which	which	WDT
huygens-treatise-2329	799	16	in	in	IN
huygens-treatise-2329	799	17	the	the	DT
huygens-treatise-2329	799	18	preceding	precede	VBG
huygens-treatise-2329	799	19	figure	figure	NN
huygens-treatise-2329	799	20	is	be	VBZ
huygens-treatise-2329	799	21	CH	CH	NNP
huygens-treatise-2329	799	22	,	,	,
huygens-treatise-2329	799	23	being	be	VBG
huygens-treatise-2329	799	24	the	the	DT
huygens-treatise-2329	799	25	axis	axi	NNS
huygens-treatise-2329	799	26	of	of	IN
huygens-treatise-2329	799	27	the	the	DT
huygens-treatise-2329	799	28	crystal	crystal	NN
huygens-treatise-2329	799	29	,	,	,
huygens-treatise-2329	799	30	that	that	DT
huygens-treatise-2329	799	31	is	be	VBZ
huygens-treatise-2329	799	32	to	to	TO
huygens-treatise-2329	799	33	say	say	VB
huygens-treatise-2329	799	34	being	be	VBG
huygens-treatise-2329	799	35	equally	equally	RB
huygens-treatise-2329	799	36	inclined	inclined	JJ
huygens-treatise-2329	799	37	to	to	IN
huygens-treatise-2329	799	38	the	the	DT
huygens-treatise-2329	799	39	three	three	CD
huygens-treatise-2329	799	40	sides	side	NNS
huygens-treatise-2329	799	41	CA	CA	NNP
huygens-treatise-2329	799	42	,	,	,
huygens-treatise-2329	799	43	CB	CB	NNP
huygens-treatise-2329	799	44	,	,	,
huygens-treatise-2329	799	45	CF	cf	NN
huygens-treatise-2329	799	46	,	,	,
huygens-treatise-2329	799	47	the	the	DT
huygens-treatise-2329	799	48	angle	angle	NN
huygens-treatise-2329	799	49	GCH	GCH	NNP
huygens-treatise-2329	799	50	is	be	VBZ
huygens-treatise-2329	799	51	45	45	CD
huygens-treatise-2329	799	52	degrees	degree	NNS
huygens-treatise-2329	799	53	20	20	CD
huygens-treatise-2329	799	54	minutes	minute	NNS
huygens-treatise-2329	799	55	.	.	.
huygens-treatise-2329	800	1	This	this	DT
huygens-treatise-2329	800	2	is	be	VBZ
huygens-treatise-2329	800	3	also	also	RB
huygens-treatise-2329	800	4	easily	easily	RB
huygens-treatise-2329	800	5	calculated	calculate	VBN
huygens-treatise-2329	800	6	by	by	IN
huygens-treatise-2329	800	7	the	the	DT
huygens-treatise-2329	800	8	same	same	JJ
huygens-treatise-2329	800	9	spherical	spherical	JJ
huygens-treatise-2329	800	10	triangle	triangle	NN
huygens-treatise-2329	800	11	.	.	.
huygens-treatise-2329	801	1	For	for	IN
huygens-treatise-2329	801	2	by	by	IN
huygens-treatise-2329	801	3	drawing	draw	VBG
huygens-treatise-2329	801	4	the	the	DT
huygens-treatise-2329	801	5	other	other	JJ
huygens-treatise-2329	801	6	arc	arc	NN
huygens-treatise-2329	801	7	AD	ad	NN
huygens-treatise-2329	801	8	which	which	WDT
huygens-treatise-2329	801	9	cuts	cut	VBZ
huygens-treatise-2329	801	10	BF	BF	NNP
huygens-treatise-2329	801	11	equally	equally	RB
huygens-treatise-2329	801	12	,	,	,
huygens-treatise-2329	801	13	and	and	CC
huygens-treatise-2329	801	14	intersects	intersect	VBZ
huygens-treatise-2329	801	15	FQ	FQ	NNP
huygens-treatise-2329	801	16	at	at	IN
huygens-treatise-2329	801	17	S	S	NNP
huygens-treatise-2329	801	18	,	,	,
huygens-treatise-2329	801	19	this	this	DT
huygens-treatise-2329	801	20	point	point	NN
huygens-treatise-2329	801	21	will	will	MD
huygens-treatise-2329	801	22	be	be	VB
huygens-treatise-2329	801	23	the	the	DT
huygens-treatise-2329	801	24	centre	centre	NN
huygens-treatise-2329	801	25	of	of	IN
huygens-treatise-2329	801	26	the	the	DT
huygens-treatise-2329	801	27	triangle	triangle	NN
huygens-treatise-2329	801	28	.	.	.
huygens-treatise-2329	802	1	And	and	CC
huygens-treatise-2329	802	2	it	-PRON-	PRP
huygens-treatise-2329	802	3	is	be	VBZ
huygens-treatise-2329	802	4	easy	easy	JJ
huygens-treatise-2329	802	5	to	to	TO
huygens-treatise-2329	802	6	see	see	VB
huygens-treatise-2329	802	7	that	that	IN
huygens-treatise-2329	802	8	the	the	DT
huygens-treatise-2329	802	9	arc	arc	NNP
huygens-treatise-2329	802	10	SQ	SQ	NNP
huygens-treatise-2329	802	11	is	be	VBZ
huygens-treatise-2329	802	12	the	the	DT
huygens-treatise-2329	802	13	measure	measure	NN
huygens-treatise-2329	802	14	of	of	IN
huygens-treatise-2329	802	15	the	the	DT
huygens-treatise-2329	802	16	angle	angle	NN
huygens-treatise-2329	802	17	GCH	GCH	NNP
huygens-treatise-2329	802	18	in	in	IN
huygens-treatise-2329	802	19	the	the	DT
huygens-treatise-2329	802	20	figure	figure	NN
huygens-treatise-2329	802	21	which	which	WDT
huygens-treatise-2329	802	22	represents	represent	VBZ
huygens-treatise-2329	802	23	the	the	DT
huygens-treatise-2329	802	24	crystal	crystal	NN
huygens-treatise-2329	802	25	.	.	.
huygens-treatise-2329	803	1	Now	now	RB
huygens-treatise-2329	803	2	in	in	IN
huygens-treatise-2329	803	3	the	the	DT
huygens-treatise-2329	803	4	triangle	triangle	NN
huygens-treatise-2329	803	5	QAS	QAS	NNP
huygens-treatise-2329	803	6	,	,	,
huygens-treatise-2329	803	7	which	which	WDT
huygens-treatise-2329	803	8	is	be	VBZ
huygens-treatise-2329	803	9	right	right	RB
huygens-treatise-2329	803	10	-	-	HYPH
huygens-treatise-2329	803	11	angled	angle	VBN
huygens-treatise-2329	803	12	,	,	,
huygens-treatise-2329	803	13	one	one	PRP
huygens-treatise-2329	803	14	knows	know	VBZ
huygens-treatise-2329	803	15	also	also	RB
huygens-treatise-2329	803	16	the	the	DT
huygens-treatise-2329	803	17	angle	angle	NN
huygens-treatise-2329	803	18	A	A	NNP
huygens-treatise-2329	803	19	,	,	,
huygens-treatise-2329	803	20	which	which	WDT
huygens-treatise-2329	803	21	is	be	VBZ
huygens-treatise-2329	803	22	52	52	CD
huygens-treatise-2329	803	23	degrees	degree	NNS
huygens-treatise-2329	803	24	30	30	CD
huygens-treatise-2329	803	25	minutes	minute	NNS
huygens-treatise-2329	803	26	,	,	,
huygens-treatise-2329	803	27	and	and	CC
huygens-treatise-2329	803	28	the	the	DT
huygens-treatise-2329	803	29	side	side	NN
huygens-treatise-2329	803	30	AQ	AQ	NNP
huygens-treatise-2329	803	31	50	50	CD
huygens-treatise-2329	803	32	degrees	degree	NNS
huygens-treatise-2329	803	33	56	56	CD
huygens-treatise-2329	803	34	minutes	minute	NNS
huygens-treatise-2329	803	35	;	;	:
huygens-treatise-2329	803	36	whence	whence	IN
huygens-treatise-2329	803	37	the	the	DT
huygens-treatise-2329	803	38	side	side	NN
huygens-treatise-2329	803	39	SQ	SQ	NNP
huygens-treatise-2329	803	40	is	be	VBZ
huygens-treatise-2329	803	41	found	find	VBN
huygens-treatise-2329	803	42	to	to	TO
huygens-treatise-2329	803	43	be	be	VB
huygens-treatise-2329	803	44	45	45	CD
huygens-treatise-2329	803	45	degrees	degree	NNS
huygens-treatise-2329	803	46	20	20	CD
huygens-treatise-2329	803	47	minutes	minute	NNS
huygens-treatise-2329	803	48	.	.	.
huygens-treatise-2329	804	1	In	in	IN
huygens-treatise-2329	804	2	Article	article	NN
huygens-treatise-2329	804	3	27	27	CD
huygens-treatise-2329	804	4	it	-PRON-	PRP
huygens-treatise-2329	804	5	was	be	VBD
huygens-treatise-2329	804	6	required	require	VBN
huygens-treatise-2329	804	7	to	to	TO
huygens-treatise-2329	804	8	show	show	VB
huygens-treatise-2329	804	9	that	that	IN
huygens-treatise-2329	804	10	PMS	PMS	NNP
huygens-treatise-2329	804	11	being	be	VBG
huygens-treatise-2329	804	12	an	an	DT
huygens-treatise-2329	804	13	ellipse	ellipse	NN
huygens-treatise-2329	804	14	the	the	DT
huygens-treatise-2329	804	15	centre	centre	NN
huygens-treatise-2329	804	16	of	of	IN
huygens-treatise-2329	804	17	which	which	WDT
huygens-treatise-2329	804	18	is	be	VBZ
huygens-treatise-2329	804	19	C	c	NN
huygens-treatise-2329	804	20	,	,	,
huygens-treatise-2329	804	21	and	and	CC
huygens-treatise-2329	804	22	which	which	WDT
huygens-treatise-2329	804	23	touches	touch	VBZ
huygens-treatise-2329	804	24	the	the	DT
huygens-treatise-2329	804	25	straight	straight	JJ
huygens-treatise-2329	804	26	line	line	NN
huygens-treatise-2329	804	27	MD	MD	NNP
huygens-treatise-2329	804	28	at	at	IN
huygens-treatise-2329	804	29	M	M	NNP
huygens-treatise-2329	804	30	so	so	IN
huygens-treatise-2329	804	31	that	that	IN
huygens-treatise-2329	804	32	the	the	DT
huygens-treatise-2329	804	33	angle	angle	NN
huygens-treatise-2329	804	34	MCL	MCL	NNP
huygens-treatise-2329	804	35	which	which	WDT
huygens-treatise-2329	804	36	CM	CM	NNP
huygens-treatise-2329	804	37	makes	make	VBZ
huygens-treatise-2329	804	38	with	with	IN
huygens-treatise-2329	804	39	CL	CL	NNP
huygens-treatise-2329	804	40	,	,	,
huygens-treatise-2329	804	41	perpendicular	perpendicular	JJ
huygens-treatise-2329	804	42	on	on	IN
huygens-treatise-2329	804	43	DM	DM	NNP
huygens-treatise-2329	804	44	,	,	,
huygens-treatise-2329	804	45	is	be	VBZ
huygens-treatise-2329	804	46	6	6	CD
huygens-treatise-2329	804	47	degrees	degree	NNS
huygens-treatise-2329	804	48	40	40	CD
huygens-treatise-2329	804	49	minutes	minute	NNS
huygens-treatise-2329	804	50	,	,	,
huygens-treatise-2329	804	51	and	and	CC
huygens-treatise-2329	804	52	its	-PRON-	PRP$
huygens-treatise-2329	804	53	semi	semi	JJ
huygens-treatise-2329	804	54	-	-	JJ
huygens-treatise-2329	804	55	minor	minor	JJ
huygens-treatise-2329	804	56	axis	axi	NNS
huygens-treatise-2329	804	57	CS	CS	NNP
huygens-treatise-2329	804	58	making	make	VBG
huygens-treatise-2329	804	59	with	with	IN
huygens-treatise-2329	804	60	CG	CG	NNP
huygens-treatise-2329	804	61	(	(	-LRB-
huygens-treatise-2329	804	62	which	which	WDT
huygens-treatise-2329	804	63	is	be	VBZ
huygens-treatise-2329	804	64	parallel	parallel	JJ
huygens-treatise-2329	804	65	to	to	IN
huygens-treatise-2329	804	66	MD	MD	NNP
huygens-treatise-2329	804	67	)	)	-RRB-
huygens-treatise-2329	804	68	an	an	DT
huygens-treatise-2329	804	69	angle	angle	NN
huygens-treatise-2329	804	70	GCS	gcs	NN
huygens-treatise-2329	804	71	of	of	IN
huygens-treatise-2329	804	72	45	45	CD
huygens-treatise-2329	804	73	degrees	degree	NNS
huygens-treatise-2329	804	74	20	20	CD
huygens-treatise-2329	804	75	minutes	minute	NNS
huygens-treatise-2329	804	76	,	,	,
huygens-treatise-2329	804	77	it	-PRON-	PRP
huygens-treatise-2329	804	78	was	be	VBD
huygens-treatise-2329	804	79	required	require	VBN
huygens-treatise-2329	804	80	to	to	TO
huygens-treatise-2329	804	81	show	show	VB
huygens-treatise-2329	804	82	,	,	,
huygens-treatise-2329	804	83	I	-PRON-	PRP
huygens-treatise-2329	804	84	say	say	VBP
huygens-treatise-2329	804	85	,	,	,
huygens-treatise-2329	804	86	that	that	IN
huygens-treatise-2329	804	87	,	,	,
huygens-treatise-2329	804	88	CM	CM	NNP
huygens-treatise-2329	804	89	being	be	VBG
huygens-treatise-2329	804	90	100,000	100,000	CD
huygens-treatise-2329	804	91	parts	part	NNS
huygens-treatise-2329	804	92	,	,	,
huygens-treatise-2329	804	93	PC	pc	VB
huygens-treatise-2329	804	94	the	the	DT
huygens-treatise-2329	804	95	semi	semi	JJ
huygens-treatise-2329	804	96	-	-	JJ
huygens-treatise-2329	804	97	major	major	JJ
huygens-treatise-2329	804	98	diameter	diameter	NN
huygens-treatise-2329	804	99	of	of	IN
huygens-treatise-2329	804	100	this	this	DT
huygens-treatise-2329	804	101	ellipse	ellipse	NN
huygens-treatise-2329	804	102	is	be	VBZ
huygens-treatise-2329	804	103	105,032	105,032	CD
huygens-treatise-2329	804	104	parts	part	NNS
huygens-treatise-2329	804	105	,	,	,
huygens-treatise-2329	804	106	and	and	CC
huygens-treatise-2329	804	107	CS	CS	NNP
huygens-treatise-2329	804	108	,	,	,
huygens-treatise-2329	804	109	the	the	DT
huygens-treatise-2329	804	110	semi	semi	JJ
huygens-treatise-2329	804	111	-	-	JJ
huygens-treatise-2329	804	112	minor	minor	JJ
huygens-treatise-2329	804	113	diameter	diameter	NN
huygens-treatise-2329	804	114	,	,	,
huygens-treatise-2329	804	115	93,410	93,410	CD
huygens-treatise-2329	804	116	.	.	.
huygens-treatise-2329	805	1	Let	let	VB
huygens-treatise-2329	805	2	CP	CP	NNP
huygens-treatise-2329	805	3	and	and	CC
huygens-treatise-2329	805	4	CS	CS	NNP
huygens-treatise-2329	805	5	be	be	VB
huygens-treatise-2329	805	6	prolonged	prolong	VBN
huygens-treatise-2329	805	7	and	and	CC
huygens-treatise-2329	805	8	meet	meet	VB
huygens-treatise-2329	805	9	the	the	DT
huygens-treatise-2329	805	10	tangent	tangent	NN
huygens-treatise-2329	805	11	DM	dm	NN
huygens-treatise-2329	805	12	at	at	IN
huygens-treatise-2329	805	13	D	d	NN
huygens-treatise-2329	805	14	and	and	CC
huygens-treatise-2329	805	15	Z	Z	NNP
huygens-treatise-2329	805	16	;	;	:
huygens-treatise-2329	805	17	and	and	CC
huygens-treatise-2329	805	18	from	from	IN
huygens-treatise-2329	805	19	the	the	DT
huygens-treatise-2329	805	20	point	point	NN
huygens-treatise-2329	805	21	of	of	IN
huygens-treatise-2329	805	22	contact	contact	NN
huygens-treatise-2329	805	23	M	m	NN
huygens-treatise-2329	805	24	let	let	VBD
huygens-treatise-2329	805	25	MN	MN	NNP
huygens-treatise-2329	805	26	and	and	CC
huygens-treatise-2329	805	27	MO	mo	NN
huygens-treatise-2329	805	28	be	be	VB
huygens-treatise-2329	805	29	drawn	draw	VBN
huygens-treatise-2329	805	30	as	as	IN
huygens-treatise-2329	805	31	perpendiculars	perpendicular	NNS
huygens-treatise-2329	805	32	to	to	IN
huygens-treatise-2329	805	33	CP	CP	NNP
huygens-treatise-2329	805	34	and	and	CC
huygens-treatise-2329	805	35	CS	CS	NNP
huygens-treatise-2329	805	36	.	.	.
huygens-treatise-2329	806	1	Now	now	RB
huygens-treatise-2329	806	2	because	because	IN
huygens-treatise-2329	806	3	the	the	DT
huygens-treatise-2329	806	4	angles	angle	NNS
huygens-treatise-2329	806	5	SCP	scp	NN
huygens-treatise-2329	806	6	,	,	,
huygens-treatise-2329	806	7	GCL	GCL	NNP
huygens-treatise-2329	806	8	,	,	,
huygens-treatise-2329	806	9	are	be	VBP
huygens-treatise-2329	806	10	right	right	JJ
huygens-treatise-2329	806	11	angles	angle	NNS
huygens-treatise-2329	806	12	,	,	,
huygens-treatise-2329	806	13	the	the	DT
huygens-treatise-2329	806	14	angle	angle	NN
huygens-treatise-2329	806	15	PCL	PCL	NNP
huygens-treatise-2329	806	16	will	will	MD
huygens-treatise-2329	806	17	be	be	VB
huygens-treatise-2329	806	18	equal	equal	JJ
huygens-treatise-2329	806	19	to	to	IN
huygens-treatise-2329	806	20	GCS	GCS	NNP
huygens-treatise-2329	806	21	which	which	WDT
huygens-treatise-2329	806	22	was	be	VBD
huygens-treatise-2329	806	23	45	45	CD
huygens-treatise-2329	806	24	degrees	degree	NNS
huygens-treatise-2329	806	25	20	20	CD
huygens-treatise-2329	806	26	minutes	minute	NNS
huygens-treatise-2329	806	27	.	.	.
huygens-treatise-2329	807	1	And	and	CC
huygens-treatise-2329	807	2	deducting	deduct	VBG
huygens-treatise-2329	807	3	the	the	DT
huygens-treatise-2329	807	4	angle	angle	NN
huygens-treatise-2329	807	5	LCM	LCM	NNP
huygens-treatise-2329	807	6	,	,	,
huygens-treatise-2329	807	7	which	which	WDT
huygens-treatise-2329	807	8	is	be	VBZ
huygens-treatise-2329	807	9	6	6	CD
huygens-treatise-2329	807	10	degrees	degree	NNS
huygens-treatise-2329	807	11	40	40	CD
huygens-treatise-2329	807	12	minutes	minute	NNS
huygens-treatise-2329	807	13	,	,	,
huygens-treatise-2329	807	14	from	from	IN
huygens-treatise-2329	807	15	LCP	LCP	NNP
huygens-treatise-2329	807	16	,	,	,
huygens-treatise-2329	807	17	which	which	WDT
huygens-treatise-2329	807	18	is	be	VBZ
huygens-treatise-2329	807	19	45	45	CD
huygens-treatise-2329	807	20	degrees	degree	NNS
huygens-treatise-2329	807	21	20	20	CD
huygens-treatise-2329	807	22	minutes	minute	NNS
huygens-treatise-2329	807	23	,	,	,
huygens-treatise-2329	807	24	there	there	EX
huygens-treatise-2329	807	25	remains	remain	VBZ
huygens-treatise-2329	807	26	MCP	MCP	NNP
huygens-treatise-2329	807	27	,	,	,
huygens-treatise-2329	807	28	38	38	CD
huygens-treatise-2329	807	29	degrees	degree	NNS
huygens-treatise-2329	807	30	40	40	CD
huygens-treatise-2329	807	31	minutes	minute	NNS
huygens-treatise-2329	807	32	.	.	.
huygens-treatise-2329	808	1	Considering	consider	VBG
huygens-treatise-2329	808	2	then	then	RB
huygens-treatise-2329	808	3	CM	CM	NNP
huygens-treatise-2329	808	4	as	as	IN
huygens-treatise-2329	808	5	a	a	DT
huygens-treatise-2329	808	6	radius	radius	NN
huygens-treatise-2329	808	7	of	of	IN
huygens-treatise-2329	808	8	100,000	100,000	CD
huygens-treatise-2329	808	9	parts	part	NNS
huygens-treatise-2329	808	10	,	,	,
huygens-treatise-2329	808	11	MN	MN	NNP
huygens-treatise-2329	808	12	,	,	,
huygens-treatise-2329	808	13	the	the	DT
huygens-treatise-2329	808	14	sine	sine	NN
huygens-treatise-2329	808	15	of	of	IN
huygens-treatise-2329	808	16	38	38	CD
huygens-treatise-2329	808	17	degrees	degree	NNS
huygens-treatise-2329	808	18	40	40	CD
huygens-treatise-2329	808	19	minutes	minute	NNS
huygens-treatise-2329	808	20	,	,	,
huygens-treatise-2329	808	21	will	will	MD
huygens-treatise-2329	808	22	be	be	VB
huygens-treatise-2329	808	23	62,479	62,479	CD
huygens-treatise-2329	808	24	.	.	.
huygens-treatise-2329	809	1	And	and	CC
huygens-treatise-2329	809	2	in	in	IN
huygens-treatise-2329	809	3	the	the	DT
huygens-treatise-2329	809	4	right	right	RB
huygens-treatise-2329	809	5	-	-	HYPH
huygens-treatise-2329	809	6	angled	angle	VBN
huygens-treatise-2329	809	7	triangle	triangle	NN
huygens-treatise-2329	809	8	MND	MND	NNP
huygens-treatise-2329	809	9	,	,	,
huygens-treatise-2329	809	10	MN	MN	NNP
huygens-treatise-2329	809	11	will	will	MD
huygens-treatise-2329	809	12	be	be	VB
huygens-treatise-2329	809	13	to	to	IN
huygens-treatise-2329	809	14	ND	ND	NNP
huygens-treatise-2329	809	15	as	as	IN
huygens-treatise-2329	809	16	the	the	DT
huygens-treatise-2329	809	17	radius	radius	NN
huygens-treatise-2329	809	18	of	of	IN
huygens-treatise-2329	809	19	the	the	DT
huygens-treatise-2329	809	20	Tables	Tables	NNPS
huygens-treatise-2329	809	21	is	be	VBZ
huygens-treatise-2329	809	22	to	to	IN
huygens-treatise-2329	809	23	the	the	DT
huygens-treatise-2329	809	24	tangent	tangent	NN
huygens-treatise-2329	809	25	of	of	IN
huygens-treatise-2329	809	26	45	45	CD
huygens-treatise-2329	809	27	degrees	degree	NNS
huygens-treatise-2329	809	28	20	20	CD
huygens-treatise-2329	809	29	minutes	minute	NNS
huygens-treatise-2329	809	30	(	(	-LRB-
huygens-treatise-2329	809	31	because	because	IN
huygens-treatise-2329	809	32	the	the	DT
huygens-treatise-2329	809	33	angle	angle	NN
huygens-treatise-2329	809	34	NMD	NMD	NNP
huygens-treatise-2329	809	35	is	be	VBZ
huygens-treatise-2329	809	36	equal	equal	JJ
huygens-treatise-2329	809	37	to	to	IN
huygens-treatise-2329	809	38	DCL	DCL	NNP
huygens-treatise-2329	809	39	,	,	,
huygens-treatise-2329	809	40	or	or	CC
huygens-treatise-2329	809	41	GCS	GCS	NNP
huygens-treatise-2329	809	42	)	)	-RRB-
huygens-treatise-2329	809	43	;	;	:
huygens-treatise-2329	809	44	that	that	DT
huygens-treatise-2329	809	45	is	be	VBZ
huygens-treatise-2329	809	46	to	to	TO
huygens-treatise-2329	809	47	say	say	VB
huygens-treatise-2329	809	48	as	as	IN
huygens-treatise-2329	809	49	100,000	100,000	CD
huygens-treatise-2329	809	50	to	to	IN
huygens-treatise-2329	809	51	101,170	101,170	CD
huygens-treatise-2329	809	52	:	:	:
huygens-treatise-2329	809	53	whence	whence	NN
huygens-treatise-2329	809	54	results	result	VBZ
huygens-treatise-2329	809	55	ND	ND	NNP
huygens-treatise-2329	809	56	63,210	63,210	CD
huygens-treatise-2329	809	57	.	.	.
huygens-treatise-2329	810	1	But	but	CC
huygens-treatise-2329	810	2	NC	NC	NNP
huygens-treatise-2329	810	3	is	be	VBZ
huygens-treatise-2329	810	4	78,079	78,079	CD
huygens-treatise-2329	810	5	of	of	IN
huygens-treatise-2329	810	6	the	the	DT
huygens-treatise-2329	810	7	same	same	JJ
huygens-treatise-2329	810	8	parts	part	NNS
huygens-treatise-2329	810	9	,	,	,
huygens-treatise-2329	810	10	CM	CM	NNP
huygens-treatise-2329	810	11	being	be	VBG
huygens-treatise-2329	810	12	100,000	100,000	CD
huygens-treatise-2329	810	13	,	,	,
huygens-treatise-2329	810	14	because	because	IN
huygens-treatise-2329	810	15	NC	NC	NNP
huygens-treatise-2329	810	16	is	be	VBZ
huygens-treatise-2329	810	17	the	the	DT
huygens-treatise-2329	810	18	sine	sine	NN
huygens-treatise-2329	810	19	of	of	IN
huygens-treatise-2329	810	20	the	the	DT
huygens-treatise-2329	810	21	complement	complement	NN
huygens-treatise-2329	810	22	of	of	IN
huygens-treatise-2329	810	23	the	the	DT
huygens-treatise-2329	810	24	angle	angle	NN
huygens-treatise-2329	810	25	MCP	MCP	NNP
huygens-treatise-2329	810	26	,	,	,
huygens-treatise-2329	810	27	which	which	WDT
huygens-treatise-2329	810	28	was	be	VBD
huygens-treatise-2329	810	29	38	38	CD
huygens-treatise-2329	810	30	degrees	degree	NNS
huygens-treatise-2329	810	31	40	40	CD
huygens-treatise-2329	810	32	minutes	minute	NNS
huygens-treatise-2329	810	33	.	.	.
huygens-treatise-2329	811	1	Then	then	RB
huygens-treatise-2329	811	2	the	the	DT
huygens-treatise-2329	811	3	whole	whole	JJ
huygens-treatise-2329	811	4	line	line	NN
huygens-treatise-2329	811	5	DC	DC	NNP
huygens-treatise-2329	811	6	is	be	VBZ
huygens-treatise-2329	811	7	141,289	141,289	CD
huygens-treatise-2329	811	8	;	;	:
huygens-treatise-2329	811	9	and	and	CC
huygens-treatise-2329	811	10	CP	CP	NNP
huygens-treatise-2329	811	11	,	,	,
huygens-treatise-2329	811	12	which	which	WDT
huygens-treatise-2329	811	13	is	be	VBZ
huygens-treatise-2329	811	14	a	a	DT
huygens-treatise-2329	811	15	mean	mean	NN
huygens-treatise-2329	811	16	proportional	proportional	JJ
huygens-treatise-2329	811	17	between	between	IN
huygens-treatise-2329	811	18	DC	DC	NNP
huygens-treatise-2329	811	19	and	and	CC
huygens-treatise-2329	811	20	CN	CN	NNP
huygens-treatise-2329	811	21	,	,	,
huygens-treatise-2329	811	22	since	since	IN
huygens-treatise-2329	811	23	MD	MD	NNP
huygens-treatise-2329	811	24	touches	touch	VBZ
huygens-treatise-2329	811	25	the	the	DT
huygens-treatise-2329	811	26	Ellipse	Ellipse	NNP
huygens-treatise-2329	811	27	,	,	,
huygens-treatise-2329	811	28	will	will	MD
huygens-treatise-2329	811	29	be	be	VB
huygens-treatise-2329	811	30	105,032	105,032	CD
huygens-treatise-2329	811	31	.	.	.
huygens-treatise-2329	812	1	[	[	-LRB-
huygens-treatise-2329	812	2	Illustration	illustration	NN
huygens-treatise-2329	812	3	]	]	-RRB-
huygens-treatise-2329	812	4	Similarly	similarly	RB
huygens-treatise-2329	812	5	,	,	,
huygens-treatise-2329	812	6	because	because	IN
huygens-treatise-2329	812	7	the	the	DT
huygens-treatise-2329	812	8	angle	angle	NN
huygens-treatise-2329	812	9	OMZ	OMZ	NNP
huygens-treatise-2329	812	10	is	be	VBZ
huygens-treatise-2329	812	11	equal	equal	JJ
huygens-treatise-2329	812	12	to	to	IN
huygens-treatise-2329	812	13	CDZ	CDZ	NNP
huygens-treatise-2329	812	14	,	,	,
huygens-treatise-2329	812	15	or	or	CC
huygens-treatise-2329	812	16	LCZ	LCZ	NNP
huygens-treatise-2329	812	17	,	,	,
huygens-treatise-2329	812	18	which	which	WDT
huygens-treatise-2329	812	19	is	be	VBZ
huygens-treatise-2329	812	20	44	44	CD
huygens-treatise-2329	812	21	degrees	degree	NNS
huygens-treatise-2329	812	22	40	40	CD
huygens-treatise-2329	812	23	minutes	minute	NNS
huygens-treatise-2329	812	24	,	,	,
huygens-treatise-2329	812	25	being	be	VBG
huygens-treatise-2329	812	26	the	the	DT
huygens-treatise-2329	812	27	complement	complement	NN
huygens-treatise-2329	812	28	of	of	IN
huygens-treatise-2329	812	29	GCS	GCS	NNP
huygens-treatise-2329	812	30	,	,	,
huygens-treatise-2329	812	31	it	-PRON-	PRP
huygens-treatise-2329	812	32	follows	follow	VBZ
huygens-treatise-2329	812	33	that	that	IN
huygens-treatise-2329	812	34	,	,	,
huygens-treatise-2329	812	35	as	as	IN
huygens-treatise-2329	812	36	the	the	DT
huygens-treatise-2329	812	37	radius	radius	NN
huygens-treatise-2329	812	38	of	of	IN
huygens-treatise-2329	812	39	the	the	DT
huygens-treatise-2329	812	40	Tables	Tables	NNPS
huygens-treatise-2329	812	41	is	be	VBZ
huygens-treatise-2329	812	42	to	to	IN
huygens-treatise-2329	812	43	the	the	DT
huygens-treatise-2329	812	44	tangent	tangent	NN
huygens-treatise-2329	812	45	of	of	IN
huygens-treatise-2329	812	46	44	44	CD
huygens-treatise-2329	812	47	degrees	degree	NNS
huygens-treatise-2329	812	48	40	40	CD
huygens-treatise-2329	812	49	minutes	minute	NNS
huygens-treatise-2329	812	50	,	,	,
huygens-treatise-2329	812	51	so	so	RB
huygens-treatise-2329	812	52	will	will	MD
huygens-treatise-2329	812	53	OM	om	$
huygens-treatise-2329	812	54	78,079	78,079	CD
huygens-treatise-2329	812	55	be	be	NN
huygens-treatise-2329	812	56	to	to	IN
huygens-treatise-2329	812	57	OZ	OZ	NNP
huygens-treatise-2329	812	58	77,176	77,176	CD
huygens-treatise-2329	812	59	.	.	.
huygens-treatise-2329	813	1	But	but	CC
huygens-treatise-2329	813	2	OC	OC	NNP
huygens-treatise-2329	813	3	is	be	VBZ
huygens-treatise-2329	813	4	62,479	62,479	CD
huygens-treatise-2329	813	5	of	of	IN
huygens-treatise-2329	813	6	these	these	DT
huygens-treatise-2329	813	7	same	same	JJ
huygens-treatise-2329	813	8	parts	part	NNS
huygens-treatise-2329	813	9	of	of	IN
huygens-treatise-2329	813	10	which	which	WDT
huygens-treatise-2329	813	11	CM	CM	NNP
huygens-treatise-2329	813	12	is	be	VBZ
huygens-treatise-2329	813	13	100,000	100,000	CD
huygens-treatise-2329	813	14	,	,	,
huygens-treatise-2329	813	15	because	because	IN
huygens-treatise-2329	813	16	it	-PRON-	PRP
huygens-treatise-2329	813	17	is	be	VBZ
huygens-treatise-2329	813	18	equal	equal	JJ
huygens-treatise-2329	813	19	to	to	IN
huygens-treatise-2329	813	20	MN	MN	NNP
huygens-treatise-2329	813	21	,	,	,
huygens-treatise-2329	813	22	the	the	DT
huygens-treatise-2329	813	23	sine	sine	NN
huygens-treatise-2329	813	24	of	of	IN
huygens-treatise-2329	813	25	the	the	DT
huygens-treatise-2329	813	26	angle	angle	NN
huygens-treatise-2329	813	27	MCP	MCP	NNP
huygens-treatise-2329	813	28	,	,	,
huygens-treatise-2329	813	29	which	which	WDT
huygens-treatise-2329	813	30	is	be	VBZ
huygens-treatise-2329	813	31	38	38	CD
huygens-treatise-2329	813	32	degrees	degree	NNS
huygens-treatise-2329	813	33	40	40	CD
huygens-treatise-2329	813	34	minutes	minute	NNS
huygens-treatise-2329	813	35	.	.	.
huygens-treatise-2329	814	1	Then	then	RB
huygens-treatise-2329	814	2	the	the	DT
huygens-treatise-2329	814	3	whole	whole	JJ
huygens-treatise-2329	814	4	line	line	NN
huygens-treatise-2329	814	5	CZ	CZ	NNP
huygens-treatise-2329	814	6	is	be	VBZ
huygens-treatise-2329	814	7	139,655	139,655	CD
huygens-treatise-2329	814	8	;	;	:
huygens-treatise-2329	814	9	and	and	CC
huygens-treatise-2329	814	10	CS	CS	NNP
huygens-treatise-2329	814	11	,	,	,
huygens-treatise-2329	814	12	which	which	WDT
huygens-treatise-2329	814	13	is	be	VBZ
huygens-treatise-2329	814	14	a	a	DT
huygens-treatise-2329	814	15	mean	mean	NN
huygens-treatise-2329	814	16	proportional	proportional	JJ
huygens-treatise-2329	814	17	between	between	IN
huygens-treatise-2329	814	18	CZ	CZ	NNP
huygens-treatise-2329	814	19	and	and	CC
huygens-treatise-2329	814	20	CO	CO	NNP
huygens-treatise-2329	814	21	will	will	MD
huygens-treatise-2329	814	22	be	be	VB
huygens-treatise-2329	814	23	93,410	93,410	CD
huygens-treatise-2329	814	24	.	.	.
huygens-treatise-2329	815	1	At	at	IN
huygens-treatise-2329	815	2	the	the	DT
huygens-treatise-2329	815	3	same	same	JJ
huygens-treatise-2329	815	4	place	place	NN
huygens-treatise-2329	815	5	it	-PRON-	PRP
huygens-treatise-2329	815	6	was	be	VBD
huygens-treatise-2329	815	7	stated	state	VBN
huygens-treatise-2329	815	8	that	that	IN
huygens-treatise-2329	815	9	GC	GC	NNP
huygens-treatise-2329	815	10	was	be	VBD
huygens-treatise-2329	815	11	found	find	VBN
huygens-treatise-2329	815	12	to	to	TO
huygens-treatise-2329	815	13	be	be	VB
huygens-treatise-2329	815	14	98,779	98,779	CD
huygens-treatise-2329	815	15	parts	part	NNS
huygens-treatise-2329	815	16	.	.	.
huygens-treatise-2329	816	1	To	to	TO
huygens-treatise-2329	816	2	prove	prove	VB
huygens-treatise-2329	816	3	this	this	DT
huygens-treatise-2329	816	4	,	,	,
huygens-treatise-2329	816	5	let	let	VB
huygens-treatise-2329	816	6	PE	PE	NNP
huygens-treatise-2329	816	7	be	be	VB
huygens-treatise-2329	816	8	drawn	draw	VBN
huygens-treatise-2329	816	9	in	in	IN
huygens-treatise-2329	816	10	the	the	DT
huygens-treatise-2329	816	11	same	same	JJ
huygens-treatise-2329	816	12	figure	figure	NN
huygens-treatise-2329	816	13	parallel	parallel	NN
huygens-treatise-2329	816	14	to	to	IN
huygens-treatise-2329	816	15	DM	DM	NNP
huygens-treatise-2329	816	16	,	,	,
huygens-treatise-2329	816	17	and	and	CC
huygens-treatise-2329	816	18	meeting	meeting	NN
huygens-treatise-2329	816	19	CM	CM	NNP
huygens-treatise-2329	816	20	at	at	IN
huygens-treatise-2329	816	21	E.	E.	NNP
huygens-treatise-2329	816	22	In	in	IN
huygens-treatise-2329	816	23	the	the	DT
huygens-treatise-2329	816	24	right	right	RB
huygens-treatise-2329	816	25	-	-	HYPH
huygens-treatise-2329	816	26	angled	angle	VBN
huygens-treatise-2329	816	27	triangle	triangle	NN
huygens-treatise-2329	816	28	CLD	cld	NN
huygens-treatise-2329	816	29	the	the	DT
huygens-treatise-2329	816	30	side	side	NN
huygens-treatise-2329	816	31	CL	CL	NNP
huygens-treatise-2329	816	32	is	be	VBZ
huygens-treatise-2329	816	33	99,324	99,324	CD
huygens-treatise-2329	816	34	(	(	-LRB-
huygens-treatise-2329	816	35	CM	CM	NNP
huygens-treatise-2329	816	36	being	be	VBG
huygens-treatise-2329	816	37	100,000	100,000	CD
huygens-treatise-2329	816	38	)	)	-RRB-
huygens-treatise-2329	816	39	,	,	,
huygens-treatise-2329	816	40	because	because	IN
huygens-treatise-2329	816	41	CL	CL	NNP
huygens-treatise-2329	816	42	is	be	VBZ
huygens-treatise-2329	816	43	the	the	DT
huygens-treatise-2329	816	44	sine	sine	NN
huygens-treatise-2329	816	45	of	of	IN
huygens-treatise-2329	816	46	the	the	DT
huygens-treatise-2329	816	47	complement	complement	NN
huygens-treatise-2329	816	48	of	of	IN
huygens-treatise-2329	816	49	the	the	DT
huygens-treatise-2329	816	50	angle	angle	NN
huygens-treatise-2329	816	51	LCM	LCM	NNP
huygens-treatise-2329	816	52	,	,	,
huygens-treatise-2329	816	53	which	which	WDT
huygens-treatise-2329	816	54	is	be	VBZ
huygens-treatise-2329	816	55	6	6	CD
huygens-treatise-2329	816	56	degrees	degree	NNS
huygens-treatise-2329	816	57	40	40	CD
huygens-treatise-2329	816	58	minutes	minute	NNS
huygens-treatise-2329	816	59	.	.	.
huygens-treatise-2329	817	1	And	and	CC
huygens-treatise-2329	817	2	since	since	IN
huygens-treatise-2329	817	3	the	the	DT
huygens-treatise-2329	817	4	angle	angle	NN
huygens-treatise-2329	817	5	LCD	lcd	NN
huygens-treatise-2329	817	6	is	be	VBZ
huygens-treatise-2329	817	7	45	45	CD
huygens-treatise-2329	817	8	degrees	degree	NNS
huygens-treatise-2329	817	9	20	20	CD
huygens-treatise-2329	817	10	minutes	minute	NNS
huygens-treatise-2329	817	11	,	,	,
huygens-treatise-2329	817	12	being	be	VBG
huygens-treatise-2329	817	13	equal	equal	JJ
huygens-treatise-2329	817	14	to	to	IN
huygens-treatise-2329	817	15	GCS	GCS	NNP
huygens-treatise-2329	817	16	,	,	,
huygens-treatise-2329	817	17	the	the	DT
huygens-treatise-2329	817	18	side	side	NN
huygens-treatise-2329	817	19	LD	LD	NNP
huygens-treatise-2329	817	20	is	be	VBZ
huygens-treatise-2329	817	21	found	find	VBN
huygens-treatise-2329	817	22	to	to	TO
huygens-treatise-2329	817	23	be	be	VB
huygens-treatise-2329	817	24	100,486	100,486	CD
huygens-treatise-2329	817	25	:	:	:
huygens-treatise-2329	817	26	whence	whence	NN
huygens-treatise-2329	817	27	deducting	deduct	VBG
huygens-treatise-2329	817	28	ML	ML	NNP
huygens-treatise-2329	817	29	11,609	11,609	CD
huygens-treatise-2329	817	30	there	there	EX
huygens-treatise-2329	817	31	will	will	MD
huygens-treatise-2329	817	32	remain	remain	VB
huygens-treatise-2329	817	33	MD	MD	NNP
huygens-treatise-2329	817	34	88,877	88,877	CD
huygens-treatise-2329	817	35	.	.	.
huygens-treatise-2329	818	1	Now	now	RB
huygens-treatise-2329	818	2	as	as	IN
huygens-treatise-2329	818	3	CD	CD	NNP
huygens-treatise-2329	818	4	(	(	-LRB-
huygens-treatise-2329	818	5	which	which	WDT
huygens-treatise-2329	818	6	was	be	VBD
huygens-treatise-2329	818	7	141,289	141,289	CD
huygens-treatise-2329	818	8	)	)	-RRB-
huygens-treatise-2329	818	9	is	be	VBZ
huygens-treatise-2329	818	10	to	to	TO
huygens-treatise-2329	818	11	DM	dm	VB
huygens-treatise-2329	818	12	88,877	88,877	CD
huygens-treatise-2329	818	13	,	,	,
huygens-treatise-2329	818	14	so	so	RB
huygens-treatise-2329	818	15	will	will	MD
huygens-treatise-2329	818	16	CP	CP	NNP
huygens-treatise-2329	818	17	105,032	105,032	CD
huygens-treatise-2329	818	18	be	be	VB
huygens-treatise-2329	818	19	to	to	IN
huygens-treatise-2329	818	20	PE	PE	NNP
huygens-treatise-2329	818	21	66,070	66,070	CD
huygens-treatise-2329	818	22	.	.	.
huygens-treatise-2329	819	1	But	but	CC
huygens-treatise-2329	819	2	as	as	IN
huygens-treatise-2329	819	3	the	the	DT
huygens-treatise-2329	819	4	rectangle	rectangle	NN
huygens-treatise-2329	819	5	MEH	MEH	NNP
huygens-treatise-2329	819	6	(	(	-LRB-
huygens-treatise-2329	819	7	or	or	CC
huygens-treatise-2329	819	8	rather	rather	RB
huygens-treatise-2329	819	9	the	the	DT
huygens-treatise-2329	819	10	difference	difference	NN
huygens-treatise-2329	819	11	of	of	IN
huygens-treatise-2329	819	12	the	the	DT
huygens-treatise-2329	819	13	squares	square	NNS
huygens-treatise-2329	819	14	on	on	IN
huygens-treatise-2329	819	15	CM	CM	NNP
huygens-treatise-2329	819	16	and	and	CC
huygens-treatise-2329	819	17	CE	CE	NNP
huygens-treatise-2329	819	18	)	)	-RRB-
huygens-treatise-2329	819	19	is	be	VBZ
huygens-treatise-2329	819	20	to	to	IN
huygens-treatise-2329	819	21	the	the	DT
huygens-treatise-2329	819	22	square	square	NN
huygens-treatise-2329	819	23	on	on	IN
huygens-treatise-2329	819	24	MC	MC	NNP
huygens-treatise-2329	819	25	,	,	,
huygens-treatise-2329	819	26	so	so	RB
huygens-treatise-2329	819	27	is	be	VBZ
huygens-treatise-2329	819	28	the	the	DT
huygens-treatise-2329	819	29	square	square	NN
huygens-treatise-2329	819	30	on	on	IN
huygens-treatise-2329	819	31	PE	PE	NNP
huygens-treatise-2329	819	32	to	to	IN
huygens-treatise-2329	819	33	the	the	DT
huygens-treatise-2329	819	34	square	square	NN
huygens-treatise-2329	819	35	on	on	IN
huygens-treatise-2329	819	36	C_g	c_g	CD
huygens-treatise-2329	819	37	_	_	NNP
huygens-treatise-2329	819	38	;	;	:
huygens-treatise-2329	819	39	then	then	RB
huygens-treatise-2329	819	40	also	also	RB
huygens-treatise-2329	819	41	as	as	IN
huygens-treatise-2329	819	42	the	the	DT
huygens-treatise-2329	819	43	difference	difference	NN
huygens-treatise-2329	819	44	of	of	IN
huygens-treatise-2329	819	45	the	the	DT
huygens-treatise-2329	819	46	squares	square	NNS
huygens-treatise-2329	819	47	on	on	IN
huygens-treatise-2329	819	48	DC	DC	NNP
huygens-treatise-2329	819	49	and	and	CC
huygens-treatise-2329	819	50	CP	CP	NNP
huygens-treatise-2329	819	51	to	to	IN
huygens-treatise-2329	819	52	the	the	DT
huygens-treatise-2329	819	53	square	square	NN
huygens-treatise-2329	819	54	on	on	IN
huygens-treatise-2329	819	55	CD	CD	NNP
huygens-treatise-2329	819	56	,	,	,
huygens-treatise-2329	819	57	so	so	RB
huygens-treatise-2329	819	58	also	also	RB
huygens-treatise-2329	819	59	is	be	VBZ
huygens-treatise-2329	819	60	the	the	DT
huygens-treatise-2329	819	61	square	square	NN
huygens-treatise-2329	819	62	on	on	IN
huygens-treatise-2329	819	63	PE	PE	NNP
huygens-treatise-2329	819	64	to	to	IN
huygens-treatise-2329	819	65	the	the	DT
huygens-treatise-2329	819	66	square	square	NN
huygens-treatise-2329	819	67	on	on	IN
huygens-treatise-2329	819	68	_	_	NNP
huygens-treatise-2329	819	69	g_C.	g_C.	.
huygens-treatise-2329	820	1	But	but	CC
huygens-treatise-2329	820	2	DP	DP	NNP
huygens-treatise-2329	820	3	,	,	,
huygens-treatise-2329	820	4	CP	CP	NNP
huygens-treatise-2329	820	5	,	,	,
huygens-treatise-2329	820	6	and	and	CC
huygens-treatise-2329	820	7	PE	PE	NNP
huygens-treatise-2329	820	8	are	be	VBP
huygens-treatise-2329	820	9	known	know	VBN
huygens-treatise-2329	820	10	;	;	:
huygens-treatise-2329	820	11	hence	hence	RB
huygens-treatise-2329	820	12	also	also	RB
huygens-treatise-2329	820	13	one	one	PRP
huygens-treatise-2329	820	14	knows	know	VBZ
huygens-treatise-2329	820	15	GC	GC	NNP
huygens-treatise-2329	820	16	,	,	,
huygens-treatise-2329	820	17	which	which	WDT
huygens-treatise-2329	820	18	is	be	VBZ
huygens-treatise-2329	820	19	98,779	98,779	CD
huygens-treatise-2329	820	20	.	.	.
huygens-treatise-2329	821	1	_	_	NNP
huygens-treatise-2329	821	2	Lemma	Lemma	NNP
huygens-treatise-2329	821	3	which	which	WDT
huygens-treatise-2329	821	4	has	have	VBZ
huygens-treatise-2329	821	5	been	be	VBN
huygens-treatise-2329	821	6	supposed	suppose	VBN
huygens-treatise-2329	821	7	_	_	NNP
huygens-treatise-2329	821	8	.	.	.
huygens-treatise-2329	822	1	If	if	IN
huygens-treatise-2329	822	2	a	a	DT
huygens-treatise-2329	822	3	spheroid	spheroid	NN
huygens-treatise-2329	822	4	is	be	VBZ
huygens-treatise-2329	822	5	touched	touch	VBN
huygens-treatise-2329	822	6	by	by	IN
huygens-treatise-2329	822	7	a	a	DT
huygens-treatise-2329	822	8	straight	straight	JJ
huygens-treatise-2329	822	9	line	line	NN
huygens-treatise-2329	822	10	,	,	,
huygens-treatise-2329	822	11	and	and	CC
huygens-treatise-2329	822	12	also	also	RB
huygens-treatise-2329	822	13	by	by	IN
huygens-treatise-2329	822	14	two	two	CD
huygens-treatise-2329	822	15	or	or	CC
huygens-treatise-2329	822	16	more	more	JJR
huygens-treatise-2329	822	17	planes	plane	NNS
huygens-treatise-2329	822	18	which	which	WDT
huygens-treatise-2329	822	19	are	be	VBP
huygens-treatise-2329	822	20	parallel	parallel	JJ
huygens-treatise-2329	822	21	to	to	IN
huygens-treatise-2329	822	22	this	this	DT
huygens-treatise-2329	822	23	line	line	NN
huygens-treatise-2329	822	24	,	,	,
huygens-treatise-2329	822	25	though	though	IN
huygens-treatise-2329	822	26	not	not	RB
huygens-treatise-2329	822	27	parallel	parallel	JJ
huygens-treatise-2329	822	28	to	to	IN
huygens-treatise-2329	822	29	one	one	CD
huygens-treatise-2329	822	30	another	another	DT
huygens-treatise-2329	822	31	,	,	,
huygens-treatise-2329	822	32	all	all	PDT
huygens-treatise-2329	822	33	the	the	DT
huygens-treatise-2329	822	34	points	point	NNS
huygens-treatise-2329	822	35	of	of	IN
huygens-treatise-2329	822	36	contact	contact	NN
huygens-treatise-2329	822	37	of	of	IN
huygens-treatise-2329	822	38	the	the	DT
huygens-treatise-2329	822	39	line	line	NN
huygens-treatise-2329	822	40	,	,	,
huygens-treatise-2329	822	41	as	as	RB
huygens-treatise-2329	822	42	well	well	RB
huygens-treatise-2329	822	43	as	as	IN
huygens-treatise-2329	822	44	of	of	IN
huygens-treatise-2329	822	45	the	the	DT
huygens-treatise-2329	822	46	planes	plane	NNS
huygens-treatise-2329	822	47	,	,	,
huygens-treatise-2329	822	48	will	will	MD
huygens-treatise-2329	822	49	be	be	VB
huygens-treatise-2329	822	50	in	in	IN
huygens-treatise-2329	822	51	one	one	CD
huygens-treatise-2329	822	52	and	and	CC
huygens-treatise-2329	822	53	the	the	DT
huygens-treatise-2329	822	54	same	same	JJ
huygens-treatise-2329	822	55	ellipse	ellipse	NN
huygens-treatise-2329	822	56	made	make	VBN
huygens-treatise-2329	822	57	by	by	IN
huygens-treatise-2329	822	58	a	a	DT
huygens-treatise-2329	822	59	plane	plane	NN
huygens-treatise-2329	822	60	which	which	WDT
huygens-treatise-2329	822	61	passes	pass	VBZ
huygens-treatise-2329	822	62	through	through	IN
huygens-treatise-2329	822	63	the	the	DT
huygens-treatise-2329	822	64	centre	centre	NN
huygens-treatise-2329	822	65	of	of	IN
huygens-treatise-2329	822	66	the	the	DT
huygens-treatise-2329	822	67	spheroid	spheroid	NN
huygens-treatise-2329	822	68	.	.	.
huygens-treatise-2329	823	1	Let	let	VB
huygens-treatise-2329	823	2	LED	LED	NNP
huygens-treatise-2329	823	3	be	be	VB
huygens-treatise-2329	823	4	the	the	DT
huygens-treatise-2329	823	5	spheroid	spheroid	NN
huygens-treatise-2329	823	6	touched	touch	VBN
huygens-treatise-2329	823	7	by	by	IN
huygens-treatise-2329	823	8	the	the	DT
huygens-treatise-2329	823	9	line	line	NN
huygens-treatise-2329	823	10	BM	BM	NNP
huygens-treatise-2329	823	11	at	at	IN
huygens-treatise-2329	823	12	the	the	DT
huygens-treatise-2329	823	13	point	point	NN
huygens-treatise-2329	823	14	B	b	NN
huygens-treatise-2329	823	15	,	,	,
huygens-treatise-2329	823	16	and	and	CC
huygens-treatise-2329	823	17	also	also	RB
huygens-treatise-2329	823	18	by	by	IN
huygens-treatise-2329	823	19	the	the	DT
huygens-treatise-2329	823	20	planes	plane	NNS
huygens-treatise-2329	823	21	parallel	parallel	JJ
huygens-treatise-2329	823	22	to	to	IN
huygens-treatise-2329	823	23	this	this	DT
huygens-treatise-2329	823	24	line	line	NN
huygens-treatise-2329	823	25	at	at	IN
huygens-treatise-2329	823	26	the	the	DT
huygens-treatise-2329	823	27	points	point	NNS
huygens-treatise-2329	823	28	O	O	NNP
huygens-treatise-2329	823	29	and	and	CC
huygens-treatise-2329	823	30	A.	a.	NN
huygens-treatise-2329	824	1	It	-PRON-	PRP
huygens-treatise-2329	824	2	is	be	VBZ
huygens-treatise-2329	824	3	required	require	VBN
huygens-treatise-2329	824	4	to	to	TO
huygens-treatise-2329	824	5	demonstrate	demonstrate	VB
huygens-treatise-2329	824	6	that	that	IN
huygens-treatise-2329	824	7	the	the	DT
huygens-treatise-2329	824	8	points	point	NNS
huygens-treatise-2329	824	9	B	B	NNP
huygens-treatise-2329	824	10	,	,	,
huygens-treatise-2329	824	11	O	o	UH
huygens-treatise-2329	824	12	,	,	,
huygens-treatise-2329	824	13	and	and	CC
huygens-treatise-2329	824	14	A	a	DT
huygens-treatise-2329	824	15	are	be	VBP
huygens-treatise-2329	824	16	in	in	IN
huygens-treatise-2329	824	17	one	one	CD
huygens-treatise-2329	824	18	and	and	CC
huygens-treatise-2329	824	19	the	the	DT
huygens-treatise-2329	824	20	same	same	JJ
huygens-treatise-2329	824	21	Ellipse	Ellipse	NNP
huygens-treatise-2329	824	22	made	make	VBN
huygens-treatise-2329	824	23	in	in	IN
huygens-treatise-2329	824	24	the	the	DT
huygens-treatise-2329	824	25	spheroid	spheroid	NN
huygens-treatise-2329	824	26	by	by	IN
huygens-treatise-2329	824	27	a	a	DT
huygens-treatise-2329	824	28	plane	plane	NN
huygens-treatise-2329	824	29	which	which	WDT
huygens-treatise-2329	824	30	passes	pass	VBZ
huygens-treatise-2329	824	31	through	through	IN
huygens-treatise-2329	824	32	its	-PRON-	PRP$
huygens-treatise-2329	824	33	centre	centre	NN
huygens-treatise-2329	824	34	.	.	.
huygens-treatise-2329	825	1	[	[	-LRB-
huygens-treatise-2329	825	2	Illustration	illustration	NN
huygens-treatise-2329	825	3	]	]	-RRB-
huygens-treatise-2329	825	4	Through	through	IN
huygens-treatise-2329	825	5	the	the	DT
huygens-treatise-2329	825	6	line	line	NN
huygens-treatise-2329	825	7	BM	BM	NNP
huygens-treatise-2329	825	8	,	,	,
huygens-treatise-2329	825	9	and	and	CC
huygens-treatise-2329	825	10	through	through	IN
huygens-treatise-2329	825	11	the	the	DT
huygens-treatise-2329	825	12	points	point	NNS
huygens-treatise-2329	825	13	O	O	NNP
huygens-treatise-2329	825	14	and	and	CC
huygens-treatise-2329	825	15	A	A	NNP
huygens-treatise-2329	825	16	,	,	,
huygens-treatise-2329	825	17	let	let	VB
huygens-treatise-2329	825	18	there	there	EX
huygens-treatise-2329	825	19	be	be	VB
huygens-treatise-2329	825	20	drawn	draw	VBN
huygens-treatise-2329	825	21	planes	plane	NNS
huygens-treatise-2329	825	22	parallel	parallel	JJ
huygens-treatise-2329	825	23	to	to	IN
huygens-treatise-2329	825	24	one	one	CD
huygens-treatise-2329	825	25	another	another	DT
huygens-treatise-2329	825	26	,	,	,
huygens-treatise-2329	825	27	which	which	WDT
huygens-treatise-2329	825	28	,	,	,
huygens-treatise-2329	825	29	in	in	IN
huygens-treatise-2329	825	30	cutting	cut	VBG
huygens-treatise-2329	825	31	the	the	DT
huygens-treatise-2329	825	32	spheroid	spheroid	NN
huygens-treatise-2329	825	33	make	make	VBP
huygens-treatise-2329	825	34	the	the	DT
huygens-treatise-2329	825	35	ellipses	ellipsis	NNS
huygens-treatise-2329	825	36	LBD	LBD	NNP
huygens-treatise-2329	825	37	,	,	,
huygens-treatise-2329	825	38	POP	POP	NNP
huygens-treatise-2329	825	39	,	,	,
huygens-treatise-2329	825	40	QAQ	QAQ	NNP
huygens-treatise-2329	825	41	;	;	:
huygens-treatise-2329	825	42	which	which	WDT
huygens-treatise-2329	825	43	will	will	MD
huygens-treatise-2329	825	44	all	all	DT
huygens-treatise-2329	825	45	be	be	VB
huygens-treatise-2329	825	46	similar	similar	JJ
huygens-treatise-2329	825	47	and	and	CC
huygens-treatise-2329	825	48	similarly	similarly	RB
huygens-treatise-2329	825	49	disposed	dispose	VBN
huygens-treatise-2329	825	50	,	,	,
huygens-treatise-2329	825	51	and	and	CC
huygens-treatise-2329	825	52	will	will	MD
huygens-treatise-2329	825	53	have	have	VB
huygens-treatise-2329	825	54	their	-PRON-	PRP$
huygens-treatise-2329	825	55	centres	centre	NNS
huygens-treatise-2329	825	56	K	K	NNP
huygens-treatise-2329	825	57	,	,	,
huygens-treatise-2329	825	58	N	n	NN
huygens-treatise-2329	825	59	,	,	,
huygens-treatise-2329	825	60	R	r	NN
huygens-treatise-2329	825	61	,	,	,
huygens-treatise-2329	825	62	in	in	IN
huygens-treatise-2329	825	63	one	one	CD
huygens-treatise-2329	825	64	and	and	CC
huygens-treatise-2329	825	65	the	the	DT
huygens-treatise-2329	825	66	same	same	JJ
huygens-treatise-2329	825	67	diameter	diameter	NN
huygens-treatise-2329	825	68	of	of	IN
huygens-treatise-2329	825	69	the	the	DT
huygens-treatise-2329	825	70	spheroid	spheroid	NN
huygens-treatise-2329	825	71	,	,	,
huygens-treatise-2329	825	72	which	which	WDT
huygens-treatise-2329	825	73	will	will	MD
huygens-treatise-2329	825	74	also	also	RB
huygens-treatise-2329	825	75	be	be	VB
huygens-treatise-2329	825	76	the	the	DT
huygens-treatise-2329	825	77	diameter	diameter	NN
huygens-treatise-2329	825	78	of	of	IN
huygens-treatise-2329	825	79	the	the	DT
huygens-treatise-2329	825	80	ellipse	ellipse	NN
huygens-treatise-2329	825	81	made	make	VBN
huygens-treatise-2329	825	82	by	by	IN
huygens-treatise-2329	825	83	the	the	DT
huygens-treatise-2329	825	84	section	section	NN
huygens-treatise-2329	825	85	of	of	IN
huygens-treatise-2329	825	86	the	the	DT
huygens-treatise-2329	825	87	plane	plane	NN
huygens-treatise-2329	825	88	that	that	WDT
huygens-treatise-2329	825	89	passes	pass	VBZ
huygens-treatise-2329	825	90	through	through	IN
huygens-treatise-2329	825	91	the	the	DT
huygens-treatise-2329	825	92	centre	centre	NN
huygens-treatise-2329	825	93	of	of	IN
huygens-treatise-2329	825	94	the	the	DT
huygens-treatise-2329	825	95	spheroid	spheroid	NN
huygens-treatise-2329	825	96	,	,	,
huygens-treatise-2329	825	97	and	and	CC
huygens-treatise-2329	825	98	which	which	WDT
huygens-treatise-2329	825	99	cuts	cut	VBZ
huygens-treatise-2329	825	100	the	the	DT
huygens-treatise-2329	825	101	planes	plane	NNS
huygens-treatise-2329	825	102	of	of	IN
huygens-treatise-2329	825	103	the	the	DT
huygens-treatise-2329	825	104	three	three	CD
huygens-treatise-2329	825	105	said	say	VBD
huygens-treatise-2329	825	106	Ellipses	ellipsis	NNS
huygens-treatise-2329	825	107	at	at	IN
huygens-treatise-2329	825	108	right	right	JJ
huygens-treatise-2329	825	109	angles	angle	NNS
huygens-treatise-2329	825	110	:	:	:
huygens-treatise-2329	825	111	for	for	IN
huygens-treatise-2329	825	112	all	all	PDT
huygens-treatise-2329	825	113	this	this	DT
huygens-treatise-2329	825	114	is	be	VBZ
huygens-treatise-2329	825	115	manifest	manif	JJS
huygens-treatise-2329	825	116	by	by	IN
huygens-treatise-2329	825	117	proposition	proposition	NN
huygens-treatise-2329	825	118	15	15	CD
huygens-treatise-2329	825	119	of	of	IN
huygens-treatise-2329	825	120	the	the	DT
huygens-treatise-2329	825	121	book	book	NN
huygens-treatise-2329	825	122	of	of	IN
huygens-treatise-2329	825	123	Conoids	Conoids	NNP
huygens-treatise-2329	825	124	and	and	CC
huygens-treatise-2329	825	125	Spheroids	Spheroids	NNPS
huygens-treatise-2329	825	126	of	of	IN
huygens-treatise-2329	825	127	Archimedes	Archimedes	NNP
huygens-treatise-2329	825	128	.	.	.
huygens-treatise-2329	826	1	Further	further	RB
huygens-treatise-2329	826	2	,	,	,
huygens-treatise-2329	826	3	the	the	DT
huygens-treatise-2329	826	4	two	two	CD
huygens-treatise-2329	826	5	latter	latter	JJ
huygens-treatise-2329	826	6	planes	plane	NNS
huygens-treatise-2329	826	7	,	,	,
huygens-treatise-2329	826	8	which	which	WDT
huygens-treatise-2329	826	9	are	be	VBP
huygens-treatise-2329	826	10	drawn	draw	VBN
huygens-treatise-2329	826	11	through	through	IN
huygens-treatise-2329	826	12	the	the	DT
huygens-treatise-2329	826	13	points	point	NNS
huygens-treatise-2329	826	14	O	O	NNP
huygens-treatise-2329	826	15	and	and	CC
huygens-treatise-2329	826	16	A	A	NNP
huygens-treatise-2329	826	17	,	,	,
huygens-treatise-2329	826	18	will	will	MD
huygens-treatise-2329	826	19	also	also	RB
huygens-treatise-2329	826	20	,	,	,
huygens-treatise-2329	826	21	by	by	IN
huygens-treatise-2329	826	22	cutting	cut	VBG
huygens-treatise-2329	826	23	the	the	DT
huygens-treatise-2329	826	24	planes	plane	NNS
huygens-treatise-2329	826	25	which	which	WDT
huygens-treatise-2329	826	26	touch	touch	VBP
huygens-treatise-2329	826	27	the	the	DT
huygens-treatise-2329	826	28	spheroid	spheroid	NN
huygens-treatise-2329	826	29	in	in	IN
huygens-treatise-2329	826	30	these	these	DT
huygens-treatise-2329	826	31	same	same	JJ
huygens-treatise-2329	826	32	points	point	NNS
huygens-treatise-2329	826	33	,	,	,
huygens-treatise-2329	826	34	generate	generate	VBP
huygens-treatise-2329	826	35	straight	straight	JJ
huygens-treatise-2329	826	36	lines	line	NNS
huygens-treatise-2329	826	37	,	,	,
huygens-treatise-2329	826	38	as	as	IN
huygens-treatise-2329	826	39	OH	OH	NNP
huygens-treatise-2329	826	40	and	and	CC
huygens-treatise-2329	826	41	AS	AS	NNP
huygens-treatise-2329	826	42	,	,	,
huygens-treatise-2329	826	43	which	which	WDT
huygens-treatise-2329	826	44	will	will	MD
huygens-treatise-2329	826	45	,	,	,
huygens-treatise-2329	826	46	as	as	IN
huygens-treatise-2329	826	47	is	be	VBZ
huygens-treatise-2329	826	48	easy	easy	JJ
huygens-treatise-2329	826	49	to	to	TO
huygens-treatise-2329	826	50	see	see	VB
huygens-treatise-2329	826	51	,	,	,
huygens-treatise-2329	826	52	be	be	VB
huygens-treatise-2329	826	53	parallel	parallel	JJ
huygens-treatise-2329	826	54	to	to	IN
huygens-treatise-2329	826	55	BM	BM	NNP
huygens-treatise-2329	826	56	;	;	:
huygens-treatise-2329	826	57	and	and	CC
huygens-treatise-2329	826	58	all	all	DT
huygens-treatise-2329	826	59	three	three	CD
huygens-treatise-2329	826	60	,	,	,
huygens-treatise-2329	826	61	BM	BM	NNP
huygens-treatise-2329	826	62	,	,	,
huygens-treatise-2329	826	63	OH	oh	UH
huygens-treatise-2329	826	64	,	,	,
huygens-treatise-2329	826	65	AS	AS	NNP
huygens-treatise-2329	826	66	,	,	,
huygens-treatise-2329	826	67	will	will	MD
huygens-treatise-2329	826	68	touch	touch	VB
huygens-treatise-2329	826	69	the	the	DT
huygens-treatise-2329	826	70	Ellipses	Ellipses	NNP
huygens-treatise-2329	826	71	LBD	LBD	NNP
huygens-treatise-2329	826	72	,	,	,
huygens-treatise-2329	826	73	POP	POP	NNP
huygens-treatise-2329	826	74	,	,	,
huygens-treatise-2329	826	75	QAQ	QAQ	NNP
huygens-treatise-2329	826	76	in	in	IN
huygens-treatise-2329	826	77	these	these	DT
huygens-treatise-2329	826	78	points	point	NNS
huygens-treatise-2329	826	79	,	,	,
huygens-treatise-2329	826	80	B	b	NN
huygens-treatise-2329	826	81	,	,	,
huygens-treatise-2329	826	82	O	o	UH
huygens-treatise-2329	826	83	,	,	,
huygens-treatise-2329	826	84	A	a	NN
huygens-treatise-2329	826	85	;	;	:
huygens-treatise-2329	826	86	since	since	IN
huygens-treatise-2329	826	87	they	-PRON-	PRP
huygens-treatise-2329	826	88	are	be	VBP
huygens-treatise-2329	826	89	in	in	IN
huygens-treatise-2329	826	90	the	the	DT
huygens-treatise-2329	826	91	planes	plane	NNS
huygens-treatise-2329	826	92	of	of	IN
huygens-treatise-2329	826	93	these	these	DT
huygens-treatise-2329	826	94	ellipses	ellipsis	NNS
huygens-treatise-2329	826	95	,	,	,
huygens-treatise-2329	826	96	and	and	CC
huygens-treatise-2329	826	97	at	at	IN
huygens-treatise-2329	826	98	the	the	DT
huygens-treatise-2329	826	99	same	same	JJ
huygens-treatise-2329	826	100	time	time	NN
huygens-treatise-2329	826	101	in	in	IN
huygens-treatise-2329	826	102	the	the	DT
huygens-treatise-2329	826	103	planes	plane	NNS
huygens-treatise-2329	826	104	which	which	WDT
huygens-treatise-2329	826	105	touch	touch	VBP
huygens-treatise-2329	826	106	the	the	DT
huygens-treatise-2329	826	107	spheroid	spheroid	NN
huygens-treatise-2329	826	108	.	.	.
huygens-treatise-2329	827	1	If	if	IN
huygens-treatise-2329	827	2	now	now	RB
huygens-treatise-2329	827	3	from	from	IN
huygens-treatise-2329	827	4	these	these	DT
huygens-treatise-2329	827	5	points	point	NNS
huygens-treatise-2329	827	6	B	B	NNP
huygens-treatise-2329	827	7	,	,	,
huygens-treatise-2329	827	8	O	o	UH
huygens-treatise-2329	827	9	,	,	,
huygens-treatise-2329	827	10	A	a	NN
huygens-treatise-2329	827	11	,	,	,
huygens-treatise-2329	827	12	there	there	EX
huygens-treatise-2329	827	13	are	be	VBP
huygens-treatise-2329	827	14	drawn	draw	VBN
huygens-treatise-2329	827	15	the	the	DT
huygens-treatise-2329	827	16	straight	straight	JJ
huygens-treatise-2329	827	17	lines	line	NNS
huygens-treatise-2329	827	18	BK	BK	NNP
huygens-treatise-2329	827	19	,	,	,
huygens-treatise-2329	827	20	ON	ON	NNP
huygens-treatise-2329	827	21	,	,	,
huygens-treatise-2329	827	22	AR	AR	NNP
huygens-treatise-2329	827	23	,	,	,
huygens-treatise-2329	827	24	through	through	IN
huygens-treatise-2329	827	25	the	the	DT
huygens-treatise-2329	827	26	centres	centre	NNS
huygens-treatise-2329	827	27	of	of	IN
huygens-treatise-2329	827	28	the	the	DT
huygens-treatise-2329	827	29	same	same	JJ
huygens-treatise-2329	827	30	ellipses	ellipsis	NNS
huygens-treatise-2329	827	31	,	,	,
huygens-treatise-2329	827	32	and	and	CC
huygens-treatise-2329	827	33	if	if	IN
huygens-treatise-2329	827	34	through	through	IN
huygens-treatise-2329	827	35	these	these	DT
huygens-treatise-2329	827	36	centres	centre	NNS
huygens-treatise-2329	827	37	there	there	EX
huygens-treatise-2329	827	38	are	be	VBP
huygens-treatise-2329	827	39	drawn	draw	VBN
huygens-treatise-2329	827	40	also	also	RB
huygens-treatise-2329	827	41	the	the	DT
huygens-treatise-2329	827	42	diameters	diameter	NNS
huygens-treatise-2329	827	43	LD	LD	NNP
huygens-treatise-2329	827	44	,	,	,
huygens-treatise-2329	827	45	PP	PP	NNP
huygens-treatise-2329	827	46	,	,	,
huygens-treatise-2329	827	47	QQ	QQ	NNP
huygens-treatise-2329	827	48	,	,	,
huygens-treatise-2329	827	49	parallel	parallel	NN
huygens-treatise-2329	827	50	to	to	IN
huygens-treatise-2329	827	51	the	the	DT
huygens-treatise-2329	827	52	tangents	tangent	NNS
huygens-treatise-2329	827	53	BM	BM	NNP
huygens-treatise-2329	827	54	,	,	,
huygens-treatise-2329	827	55	OH	OH	NNP
huygens-treatise-2329	827	56	,	,	,
huygens-treatise-2329	827	57	AS	as	IN
huygens-treatise-2329	827	58	;	;	:
huygens-treatise-2329	827	59	these	these	DT
huygens-treatise-2329	827	60	will	will	MD
huygens-treatise-2329	827	61	be	be	VB
huygens-treatise-2329	827	62	conjugate	conjugate	JJ
huygens-treatise-2329	827	63	to	to	IN
huygens-treatise-2329	827	64	the	the	DT
huygens-treatise-2329	827	65	aforesaid	aforesaid	JJ
huygens-treatise-2329	827	66	BK	BK	NNP
huygens-treatise-2329	827	67	,	,	,
huygens-treatise-2329	827	68	ON	ON	NNP
huygens-treatise-2329	827	69	,	,	,
huygens-treatise-2329	827	70	AR	AR	NNP
huygens-treatise-2329	827	71	.	.	.
huygens-treatise-2329	828	1	And	and	CC
huygens-treatise-2329	828	2	because	because	IN
huygens-treatise-2329	828	3	the	the	DT
huygens-treatise-2329	828	4	three	three	CD
huygens-treatise-2329	828	5	ellipses	ellipsis	NNS
huygens-treatise-2329	828	6	are	be	VBP
huygens-treatise-2329	828	7	similar	similar	JJ
huygens-treatise-2329	828	8	and	and	CC
huygens-treatise-2329	828	9	similarly	similarly	RB
huygens-treatise-2329	828	10	disposed	disposed	JJ
huygens-treatise-2329	828	11	,	,	,
huygens-treatise-2329	828	12	and	and	CC
huygens-treatise-2329	828	13	have	have	VBP
huygens-treatise-2329	828	14	their	-PRON-	PRP$
huygens-treatise-2329	828	15	diameters	diameter	NNS
huygens-treatise-2329	828	16	LD	LD	NNP
huygens-treatise-2329	828	17	,	,	,
huygens-treatise-2329	828	18	PP	PP	NNP
huygens-treatise-2329	828	19	,	,	,
huygens-treatise-2329	828	20	QQ	QQ	NNP
huygens-treatise-2329	828	21	parallel	parallel	NN
huygens-treatise-2329	828	22	,	,	,
huygens-treatise-2329	828	23	it	-PRON-	PRP
huygens-treatise-2329	828	24	is	be	VBZ
huygens-treatise-2329	828	25	certain	certain	JJ
huygens-treatise-2329	828	26	that	that	IN
huygens-treatise-2329	828	27	their	-PRON-	PRP$
huygens-treatise-2329	828	28	conjugate	conjugate	JJ
huygens-treatise-2329	828	29	diameters	diameter	NNS
huygens-treatise-2329	828	30	BK	BK	NNP
huygens-treatise-2329	828	31	,	,	,
huygens-treatise-2329	828	32	ON	ON	NNP
huygens-treatise-2329	828	33	,	,	,
huygens-treatise-2329	828	34	AR	AR	NNP
huygens-treatise-2329	828	35	,	,	,
huygens-treatise-2329	828	36	will	will	MD
huygens-treatise-2329	828	37	also	also	RB
huygens-treatise-2329	828	38	be	be	VB
huygens-treatise-2329	828	39	parallel	parallel	JJ
huygens-treatise-2329	828	40	.	.	.
huygens-treatise-2329	829	1	And	and	CC
huygens-treatise-2329	829	2	the	the	DT
huygens-treatise-2329	829	3	centres	centre	NNS
huygens-treatise-2329	829	4	K	K	NNP
huygens-treatise-2329	829	5	,	,	,
huygens-treatise-2329	829	6	N	n	NN
huygens-treatise-2329	829	7	,	,	,
huygens-treatise-2329	829	8	R	r	NN
huygens-treatise-2329	829	9	being	be	VBG
huygens-treatise-2329	829	10	,	,	,
huygens-treatise-2329	829	11	as	as	IN
huygens-treatise-2329	829	12	has	have	VBZ
huygens-treatise-2329	829	13	been	be	VBN
huygens-treatise-2329	829	14	stated	state	VBN
huygens-treatise-2329	829	15	,	,	,
huygens-treatise-2329	829	16	in	in	IN
huygens-treatise-2329	829	17	one	one	CD
huygens-treatise-2329	829	18	and	and	CC
huygens-treatise-2329	829	19	the	the	DT
huygens-treatise-2329	829	20	same	same	JJ
huygens-treatise-2329	829	21	diameter	diameter	NN
huygens-treatise-2329	829	22	of	of	IN
huygens-treatise-2329	829	23	the	the	DT
huygens-treatise-2329	829	24	spheroid	spheroid	NN
huygens-treatise-2329	829	25	,	,	,
huygens-treatise-2329	829	26	these	these	DT
huygens-treatise-2329	829	27	parallels	parallel	NNS
huygens-treatise-2329	829	28	BK	BK	NNP
huygens-treatise-2329	829	29	,	,	,
huygens-treatise-2329	829	30	ON	ON	NNP
huygens-treatise-2329	829	31	,	,	,
huygens-treatise-2329	829	32	AR	AR	NNP
huygens-treatise-2329	829	33	will	will	MD
huygens-treatise-2329	829	34	necessarily	necessarily	RB
huygens-treatise-2329	829	35	be	be	VB
huygens-treatise-2329	829	36	in	in	IN
huygens-treatise-2329	829	37	one	one	CD
huygens-treatise-2329	829	38	and	and	CC
huygens-treatise-2329	829	39	the	the	DT
huygens-treatise-2329	829	40	same	same	JJ
huygens-treatise-2329	829	41	plane	plane	NN
huygens-treatise-2329	829	42	,	,	,
huygens-treatise-2329	829	43	which	which	WDT
huygens-treatise-2329	829	44	passes	pass	VBZ
huygens-treatise-2329	829	45	through	through	IN
huygens-treatise-2329	829	46	this	this	DT
huygens-treatise-2329	829	47	diameter	diameter	NN
huygens-treatise-2329	829	48	of	of	IN
huygens-treatise-2329	829	49	the	the	DT
huygens-treatise-2329	829	50	spheroid	spheroid	NN
huygens-treatise-2329	829	51	,	,	,
huygens-treatise-2329	829	52	and	and	CC
huygens-treatise-2329	829	53	,	,	,
huygens-treatise-2329	829	54	in	in	IN
huygens-treatise-2329	829	55	consequence	consequence	NNP
huygens-treatise-2329	829	56	,	,	,
huygens-treatise-2329	829	57	the	the	DT
huygens-treatise-2329	829	58	points	point	NNS
huygens-treatise-2329	829	59	R	R	NNP
huygens-treatise-2329	829	60	,	,	,
huygens-treatise-2329	829	61	O	o	UH
huygens-treatise-2329	829	62	,	,	,
huygens-treatise-2329	829	63	A	a	DT
huygens-treatise-2329	829	64	are	be	VBP
huygens-treatise-2329	829	65	in	in	IN
huygens-treatise-2329	829	66	one	one	CD
huygens-treatise-2329	829	67	and	and	CC
huygens-treatise-2329	829	68	the	the	DT
huygens-treatise-2329	829	69	same	same	JJ
huygens-treatise-2329	829	70	ellipse	ellipse	NN
huygens-treatise-2329	829	71	made	make	VBN
huygens-treatise-2329	829	72	by	by	IN
huygens-treatise-2329	829	73	the	the	DT
huygens-treatise-2329	829	74	intersection	intersection	NN
huygens-treatise-2329	829	75	of	of	IN
huygens-treatise-2329	829	76	this	this	DT
huygens-treatise-2329	829	77	plane	plane	NN
huygens-treatise-2329	829	78	.	.	.
huygens-treatise-2329	830	1	Which	which	WDT
huygens-treatise-2329	830	2	was	be	VBD
huygens-treatise-2329	830	3	to	to	TO
huygens-treatise-2329	830	4	be	be	VB
huygens-treatise-2329	830	5	proved	prove	VBN
huygens-treatise-2329	830	6	.	.	.
huygens-treatise-2329	831	1	And	and	CC
huygens-treatise-2329	831	2	it	-PRON-	PRP
huygens-treatise-2329	831	3	is	be	VBZ
huygens-treatise-2329	831	4	manifest	manifest	JJ
huygens-treatise-2329	831	5	that	that	IN
huygens-treatise-2329	831	6	the	the	DT
huygens-treatise-2329	831	7	demonstration	demonstration	NN
huygens-treatise-2329	831	8	would	would	MD
huygens-treatise-2329	831	9	be	be	VB
huygens-treatise-2329	831	10	the	the	DT
huygens-treatise-2329	831	11	same	same	JJ
huygens-treatise-2329	831	12	if	if	IN
huygens-treatise-2329	831	13	,	,	,
huygens-treatise-2329	831	14	besides	besides	IN
huygens-treatise-2329	831	15	the	the	DT
huygens-treatise-2329	831	16	points	point	NNS
huygens-treatise-2329	831	17	O	O	NNP
huygens-treatise-2329	831	18	,	,	,
huygens-treatise-2329	831	19	A	a	NN
huygens-treatise-2329	831	20	,	,	,
huygens-treatise-2329	831	21	there	there	EX
huygens-treatise-2329	831	22	had	have	VBD
huygens-treatise-2329	831	23	been	be	VBN
huygens-treatise-2329	831	24	others	other	NNS
huygens-treatise-2329	831	25	in	in	IN
huygens-treatise-2329	831	26	which	which	WDT
huygens-treatise-2329	831	27	the	the	DT
huygens-treatise-2329	831	28	spheroid	spheroid	NN
huygens-treatise-2329	831	29	had	have	VBD
huygens-treatise-2329	831	30	been	be	VBN
huygens-treatise-2329	831	31	touched	touch	VBN
huygens-treatise-2329	831	32	by	by	IN
huygens-treatise-2329	831	33	planes	plane	NNS
huygens-treatise-2329	831	34	parallel	parallel	JJ
huygens-treatise-2329	831	35	to	to	IN
huygens-treatise-2329	831	36	the	the	DT
huygens-treatise-2329	831	37	straight	straight	JJ
huygens-treatise-2329	831	38	line	line	NN
huygens-treatise-2329	831	39	BM	BM	NNP
huygens-treatise-2329	831	40	.	.	.
huygens-treatise-2329	832	1	CHAPTER	CHAPTER	NNP
huygens-treatise-2329	832	2	VI	VI	NNP
huygens-treatise-2329	832	3	ON	on	IN
huygens-treatise-2329	832	4	THE	the	DT
huygens-treatise-2329	832	5	FIGURES	figures	NN
huygens-treatise-2329	832	6	OF	of	IN
huygens-treatise-2329	832	7	THE	the	DT
huygens-treatise-2329	832	8	TRANSPARENT	transparent	JJ
huygens-treatise-2329	832	9	BODIES	body	NNS
huygens-treatise-2329	832	10	Which	which	WDT
huygens-treatise-2329	832	11	serve	serve	VBP
huygens-treatise-2329	832	12	for	for	IN
huygens-treatise-2329	832	13	Refraction	refraction	NN
huygens-treatise-2329	832	14	and	and	CC
huygens-treatise-2329	832	15	for	for	IN
huygens-treatise-2329	832	16	Reflexion	reflexion	NN
huygens-treatise-2329	832	17	After	after	IN
huygens-treatise-2329	832	18	having	have	VBG
huygens-treatise-2329	832	19	explained	explain	VBN
huygens-treatise-2329	832	20	how	how	WRB
huygens-treatise-2329	832	21	the	the	DT
huygens-treatise-2329	832	22	properties	property	NNS
huygens-treatise-2329	832	23	of	of	IN
huygens-treatise-2329	832	24	reflexion	reflexion	NN
huygens-treatise-2329	832	25	and	and	CC
huygens-treatise-2329	832	26	refraction	refraction	NN
huygens-treatise-2329	832	27	follow	follow	VBP
huygens-treatise-2329	832	28	from	from	IN
huygens-treatise-2329	832	29	what	what	WP
huygens-treatise-2329	832	30	we	-PRON-	PRP
huygens-treatise-2329	832	31	have	have	VBP
huygens-treatise-2329	832	32	supposed	suppose	VBN
huygens-treatise-2329	832	33	concerning	concern	VBG
huygens-treatise-2329	832	34	the	the	DT
huygens-treatise-2329	832	35	nature	nature	NN
huygens-treatise-2329	832	36	of	of	IN
huygens-treatise-2329	832	37	light	light	NN
huygens-treatise-2329	832	38	,	,	,
huygens-treatise-2329	832	39	and	and	CC
huygens-treatise-2329	832	40	of	of	IN
huygens-treatise-2329	832	41	opaque	opaque	JJ
huygens-treatise-2329	832	42	bodies	body	NNS
huygens-treatise-2329	832	43	,	,	,
huygens-treatise-2329	832	44	and	and	CC
huygens-treatise-2329	832	45	of	of	IN
huygens-treatise-2329	832	46	transparent	transparent	JJ
huygens-treatise-2329	832	47	media	medium	NNS
huygens-treatise-2329	832	48	,	,	,
huygens-treatise-2329	832	49	I	-PRON-	PRP
huygens-treatise-2329	832	50	will	will	MD
huygens-treatise-2329	832	51	here	here	RB
huygens-treatise-2329	832	52	set	set	VB
huygens-treatise-2329	832	53	forth	forth	RP
huygens-treatise-2329	832	54	a	a	DT
huygens-treatise-2329	832	55	very	very	RB
huygens-treatise-2329	832	56	easy	easy	JJ
huygens-treatise-2329	832	57	and	and	CC
huygens-treatise-2329	832	58	natural	natural	JJ
huygens-treatise-2329	832	59	way	way	NN
huygens-treatise-2329	832	60	of	of	IN
huygens-treatise-2329	832	61	deducing	deducing	NN
huygens-treatise-2329	832	62	,	,	,
huygens-treatise-2329	832	63	from	from	IN
huygens-treatise-2329	832	64	the	the	DT
huygens-treatise-2329	832	65	same	same	JJ
huygens-treatise-2329	832	66	principles	principle	NNS
huygens-treatise-2329	832	67	,	,	,
huygens-treatise-2329	832	68	the	the	DT
huygens-treatise-2329	832	69	true	true	JJ
huygens-treatise-2329	832	70	figures	figure	NNS
huygens-treatise-2329	832	71	which	which	WDT
huygens-treatise-2329	832	72	serve	serve	VBP
huygens-treatise-2329	832	73	,	,	,
huygens-treatise-2329	832	74	either	either	CC
huygens-treatise-2329	832	75	by	by	IN
huygens-treatise-2329	832	76	reflexion	reflexion	NN
huygens-treatise-2329	832	77	or	or	CC
huygens-treatise-2329	832	78	by	by	IN
huygens-treatise-2329	832	79	refraction	refraction	NN
huygens-treatise-2329	832	80	,	,	,
huygens-treatise-2329	832	81	to	to	TO
huygens-treatise-2329	832	82	collect	collect	VB
huygens-treatise-2329	832	83	or	or	CC
huygens-treatise-2329	832	84	disperse	disperse	VB
huygens-treatise-2329	832	85	the	the	DT
huygens-treatise-2329	832	86	rays	ray	NNS
huygens-treatise-2329	832	87	of	of	IN
huygens-treatise-2329	832	88	light	light	NN
huygens-treatise-2329	832	89	,	,	,
huygens-treatise-2329	832	90	as	as	IN
huygens-treatise-2329	832	91	may	may	MD
huygens-treatise-2329	832	92	be	be	VB
huygens-treatise-2329	832	93	desired	desire	VBN
huygens-treatise-2329	832	94	.	.	.
huygens-treatise-2329	833	1	For	for	IN
huygens-treatise-2329	833	2	though	though	IN
huygens-treatise-2329	833	3	I	-PRON-	PRP
huygens-treatise-2329	833	4	do	do	VBP
huygens-treatise-2329	833	5	not	not	RB
huygens-treatise-2329	833	6	see	see	VB
huygens-treatise-2329	833	7	yet	yet	RB
huygens-treatise-2329	833	8	that	that	IN
huygens-treatise-2329	833	9	there	there	EX
huygens-treatise-2329	833	10	are	be	VBP
huygens-treatise-2329	833	11	means	mean	NNS
huygens-treatise-2329	833	12	of	of	IN
huygens-treatise-2329	833	13	making	make	VBG
huygens-treatise-2329	833	14	use	use	NN
huygens-treatise-2329	833	15	of	of	IN
huygens-treatise-2329	833	16	these	these	DT
huygens-treatise-2329	833	17	figures	figure	NNS
huygens-treatise-2329	833	18	,	,	,
huygens-treatise-2329	833	19	so	so	RB
huygens-treatise-2329	833	20	far	far	RB
huygens-treatise-2329	833	21	as	as	IN
huygens-treatise-2329	833	22	relates	relate	VBZ
huygens-treatise-2329	833	23	to	to	IN
huygens-treatise-2329	833	24	Refraction	refraction	NN
huygens-treatise-2329	833	25	,	,	,
huygens-treatise-2329	833	26	not	not	RB
huygens-treatise-2329	833	27	only	only	RB
huygens-treatise-2329	833	28	because	because	IN
huygens-treatise-2329	833	29	of	of	IN
huygens-treatise-2329	833	30	the	the	DT
huygens-treatise-2329	833	31	difficulty	difficulty	NN
huygens-treatise-2329	833	32	of	of	IN
huygens-treatise-2329	833	33	shaping	shape	VBG
huygens-treatise-2329	833	34	the	the	DT
huygens-treatise-2329	833	35	glasses	glass	NNS
huygens-treatise-2329	833	36	of	of	IN
huygens-treatise-2329	833	37	Telescopes	Telescopes	NNPS
huygens-treatise-2329	833	38	with	with	IN
huygens-treatise-2329	833	39	the	the	DT
huygens-treatise-2329	833	40	requisite	requisite	JJ
huygens-treatise-2329	833	41	exactitude	exactitude	NN
huygens-treatise-2329	833	42	according	accord	VBG
huygens-treatise-2329	833	43	to	to	IN
huygens-treatise-2329	833	44	these	these	DT
huygens-treatise-2329	833	45	figures	figure	NNS
huygens-treatise-2329	833	46	,	,	,
huygens-treatise-2329	833	47	but	but	CC
huygens-treatise-2329	833	48	also	also	RB
huygens-treatise-2329	833	49	because	because	IN
huygens-treatise-2329	833	50	there	there	EX
huygens-treatise-2329	833	51	exists	exist	VBZ
huygens-treatise-2329	833	52	in	in	IN
huygens-treatise-2329	833	53	refraction	refraction	NN
huygens-treatise-2329	833	54	itself	-PRON-	PRP
huygens-treatise-2329	833	55	a	a	DT
huygens-treatise-2329	833	56	property	property	NN
huygens-treatise-2329	833	57	which	which	WDT
huygens-treatise-2329	833	58	hinders	hinder	VBZ
huygens-treatise-2329	833	59	the	the	DT
huygens-treatise-2329	833	60	perfect	perfect	JJ
huygens-treatise-2329	833	61	concurrence	concurrence	NN
huygens-treatise-2329	833	62	of	of	IN
huygens-treatise-2329	833	63	the	the	DT
huygens-treatise-2329	833	64	rays	ray	NNS
huygens-treatise-2329	833	65	,	,	,
huygens-treatise-2329	833	66	as	as	IN
huygens-treatise-2329	833	67	Mr.	Mr.	NNP
huygens-treatise-2329	833	68	Newton	Newton	NNP
huygens-treatise-2329	833	69	has	have	VBZ
huygens-treatise-2329	833	70	very	very	RB
huygens-treatise-2329	833	71	well	well	RB
huygens-treatise-2329	833	72	proved	prove	VBN
huygens-treatise-2329	833	73	by	by	IN
huygens-treatise-2329	833	74	experiment	experiment	NN
huygens-treatise-2329	833	75	,	,	,
huygens-treatise-2329	833	76	I	-PRON-	PRP
huygens-treatise-2329	833	77	will	will	MD
huygens-treatise-2329	833	78	yet	yet	RB
huygens-treatise-2329	833	79	not	not	RB
huygens-treatise-2329	833	80	desist	desist	VB
huygens-treatise-2329	833	81	from	from	IN
huygens-treatise-2329	833	82	relating	relate	VBG
huygens-treatise-2329	833	83	the	the	DT
huygens-treatise-2329	833	84	invention	invention	NN
huygens-treatise-2329	833	85	,	,	,
huygens-treatise-2329	833	86	since	since	IN
huygens-treatise-2329	833	87	it	-PRON-	PRP
huygens-treatise-2329	833	88	offers	offer	VBZ
huygens-treatise-2329	833	89	itself	-PRON-	PRP
huygens-treatise-2329	833	90	,	,	,
huygens-treatise-2329	833	91	so	so	RB
huygens-treatise-2329	833	92	to	to	TO
huygens-treatise-2329	833	93	speak	speak	VB
huygens-treatise-2329	833	94	,	,	,
huygens-treatise-2329	833	95	of	of	IN
huygens-treatise-2329	833	96	itself	-PRON-	PRP
huygens-treatise-2329	833	97	,	,	,
huygens-treatise-2329	833	98	and	and	CC
huygens-treatise-2329	833	99	because	because	IN
huygens-treatise-2329	833	100	it	-PRON-	PRP
huygens-treatise-2329	833	101	further	further	RB
huygens-treatise-2329	833	102	confirms	confirm	VBZ
huygens-treatise-2329	833	103	our	-PRON-	PRP$
huygens-treatise-2329	833	104	Theory	theory	NN
huygens-treatise-2329	833	105	of	of	IN
huygens-treatise-2329	833	106	refraction	refraction	NN
huygens-treatise-2329	833	107	,	,	,
huygens-treatise-2329	833	108	by	by	IN
huygens-treatise-2329	833	109	the	the	DT
huygens-treatise-2329	833	110	agreement	agreement	NN
huygens-treatise-2329	833	111	which	which	WDT
huygens-treatise-2329	833	112	here	here	RB
huygens-treatise-2329	833	113	is	be	VBZ
huygens-treatise-2329	833	114	found	find	VBN
huygens-treatise-2329	833	115	between	between	IN
huygens-treatise-2329	833	116	the	the	DT
huygens-treatise-2329	833	117	refracted	refract	VBN
huygens-treatise-2329	833	118	ray	ray	NN
huygens-treatise-2329	833	119	and	and	CC
huygens-treatise-2329	833	120	the	the	DT
huygens-treatise-2329	833	121	reflected	reflected	JJ
huygens-treatise-2329	833	122	ray	ray	NN
huygens-treatise-2329	833	123	.	.	.
huygens-treatise-2329	834	1	Besides	besides	RB
huygens-treatise-2329	834	2	,	,	,
huygens-treatise-2329	834	3	it	-PRON-	PRP
huygens-treatise-2329	834	4	may	may	MD
huygens-treatise-2329	834	5	occur	occur	VB
huygens-treatise-2329	834	6	that	that	IN
huygens-treatise-2329	834	7	some	some	DT
huygens-treatise-2329	834	8	one	one	CD
huygens-treatise-2329	834	9	in	in	IN
huygens-treatise-2329	834	10	the	the	DT
huygens-treatise-2329	834	11	future	future	NN
huygens-treatise-2329	834	12	will	will	MD
huygens-treatise-2329	834	13	discover	discover	VB
huygens-treatise-2329	834	14	in	in	IN
huygens-treatise-2329	834	15	it	-PRON-	PRP
huygens-treatise-2329	834	16	utilities	utility	NNS
huygens-treatise-2329	834	17	which	which	WDT
huygens-treatise-2329	834	18	at	at	IN
huygens-treatise-2329	834	19	present	present	NN
huygens-treatise-2329	834	20	are	be	VBP
huygens-treatise-2329	834	21	not	not	RB
huygens-treatise-2329	834	22	seen	see	VBN
huygens-treatise-2329	834	23	.	.	.
huygens-treatise-2329	835	1	[	[	-LRB-
huygens-treatise-2329	835	2	Illustration	illustration	NN
huygens-treatise-2329	835	3	]	]	-RRB-
huygens-treatise-2329	835	4	To	to	TO
huygens-treatise-2329	835	5	proceed	proceed	VB
huygens-treatise-2329	835	6	then	then	RB
huygens-treatise-2329	835	7	to	to	IN
huygens-treatise-2329	835	8	these	these	DT
huygens-treatise-2329	835	9	figures	figure	NNS
huygens-treatise-2329	835	10	,	,	,
huygens-treatise-2329	835	11	let	let	VB
huygens-treatise-2329	835	12	us	-PRON-	PRP
huygens-treatise-2329	835	13	suppose	suppose	VB
huygens-treatise-2329	835	14	first	first	RB
huygens-treatise-2329	835	15	that	that	IN
huygens-treatise-2329	835	16	it	-PRON-	PRP
huygens-treatise-2329	835	17	is	be	VBZ
huygens-treatise-2329	835	18	desired	desire	VBN
huygens-treatise-2329	835	19	to	to	TO
huygens-treatise-2329	835	20	find	find	VB
huygens-treatise-2329	835	21	a	a	DT
huygens-treatise-2329	835	22	surface	surface	NN
huygens-treatise-2329	835	23	CDE	CDE	NNP
huygens-treatise-2329	835	24	which	which	WDT
huygens-treatise-2329	835	25	shall	shall	MD
huygens-treatise-2329	835	26	reassemble	reassemble	VB
huygens-treatise-2329	835	27	at	at	IN
huygens-treatise-2329	835	28	a	a	DT
huygens-treatise-2329	835	29	point	point	NN
huygens-treatise-2329	835	30	B	b	NN
huygens-treatise-2329	835	31	rays	ray	NNS
huygens-treatise-2329	835	32	coming	come	VBG
huygens-treatise-2329	835	33	from	from	IN
huygens-treatise-2329	835	34	another	another	DT
huygens-treatise-2329	835	35	point	point	NN
huygens-treatise-2329	835	36	A	a	NN
huygens-treatise-2329	835	37	;	;	:
huygens-treatise-2329	835	38	and	and	CC
huygens-treatise-2329	835	39	that	that	IN
huygens-treatise-2329	835	40	the	the	DT
huygens-treatise-2329	835	41	summit	summit	NN
huygens-treatise-2329	835	42	of	of	IN
huygens-treatise-2329	835	43	the	the	DT
huygens-treatise-2329	835	44	surface	surface	NN
huygens-treatise-2329	835	45	shall	shall	MD
huygens-treatise-2329	835	46	be	be	VB
huygens-treatise-2329	835	47	the	the	DT
huygens-treatise-2329	835	48	given	give	VBN
huygens-treatise-2329	835	49	point	point	NN
huygens-treatise-2329	835	50	D	d	NN
huygens-treatise-2329	835	51	in	in	IN
huygens-treatise-2329	835	52	the	the	DT
huygens-treatise-2329	835	53	straight	straight	JJ
huygens-treatise-2329	835	54	line	line	NN
huygens-treatise-2329	835	55	AB	ab	NN
huygens-treatise-2329	835	56	.	.	.
huygens-treatise-2329	836	1	I	-PRON-	PRP
huygens-treatise-2329	836	2	say	say	VBP
huygens-treatise-2329	836	3	that	that	IN
huygens-treatise-2329	836	4	,	,	,
huygens-treatise-2329	836	5	whether	whether	IN
huygens-treatise-2329	836	6	by	by	IN
huygens-treatise-2329	836	7	reflexion	reflexion	NN
huygens-treatise-2329	836	8	or	or	CC
huygens-treatise-2329	836	9	by	by	IN
huygens-treatise-2329	836	10	refraction	refraction	NN
huygens-treatise-2329	836	11	,	,	,
huygens-treatise-2329	836	12	it	-PRON-	PRP
huygens-treatise-2329	836	13	is	be	VBZ
huygens-treatise-2329	836	14	only	only	RB
huygens-treatise-2329	836	15	necessary	necessary	JJ
huygens-treatise-2329	836	16	to	to	TO
huygens-treatise-2329	836	17	make	make	VB
huygens-treatise-2329	836	18	this	this	DT
huygens-treatise-2329	836	19	surface	surface	NN
huygens-treatise-2329	836	20	such	such	JJ
huygens-treatise-2329	836	21	that	that	IN
huygens-treatise-2329	836	22	the	the	DT
huygens-treatise-2329	836	23	path	path	NN
huygens-treatise-2329	836	24	of	of	IN
huygens-treatise-2329	836	25	the	the	DT
huygens-treatise-2329	836	26	light	light	NN
huygens-treatise-2329	836	27	from	from	IN
huygens-treatise-2329	836	28	the	the	DT
huygens-treatise-2329	836	29	point	point	NN
huygens-treatise-2329	836	30	A	a	NN
huygens-treatise-2329	836	31	to	to	IN
huygens-treatise-2329	836	32	all	all	DT
huygens-treatise-2329	836	33	points	point	NNS
huygens-treatise-2329	836	34	of	of	IN
huygens-treatise-2329	836	35	the	the	DT
huygens-treatise-2329	836	36	curved	curved	JJ
huygens-treatise-2329	836	37	line	line	NN
huygens-treatise-2329	836	38	CDE	CDE	NNP
huygens-treatise-2329	836	39	,	,	,
huygens-treatise-2329	836	40	and	and	CC
huygens-treatise-2329	836	41	from	from	IN
huygens-treatise-2329	836	42	these	these	DT
huygens-treatise-2329	836	43	to	to	IN
huygens-treatise-2329	836	44	the	the	DT
huygens-treatise-2329	836	45	point	point	NN
huygens-treatise-2329	836	46	of	of	IN
huygens-treatise-2329	836	47	concurrence	concurrence	NN
huygens-treatise-2329	836	48	(	(	-LRB-
huygens-treatise-2329	836	49	as	as	RB
huygens-treatise-2329	836	50	here	here	RB
huygens-treatise-2329	836	51	the	the	DT
huygens-treatise-2329	836	52	path	path	NN
huygens-treatise-2329	836	53	along	along	IN
huygens-treatise-2329	836	54	the	the	DT
huygens-treatise-2329	836	55	straight	straight	JJ
huygens-treatise-2329	836	56	lines	line	NNS
huygens-treatise-2329	836	57	AC	AC	NNP
huygens-treatise-2329	836	58	,	,	,
huygens-treatise-2329	836	59	CB	CB	NNP
huygens-treatise-2329	836	60	,	,	,
huygens-treatise-2329	836	61	along	along	IN
huygens-treatise-2329	836	62	AL	AL	NNP
huygens-treatise-2329	836	63	,	,	,
huygens-treatise-2329	836	64	LB	LB	NNP
huygens-treatise-2329	836	65	,	,	,
huygens-treatise-2329	836	66	and	and	CC
huygens-treatise-2329	836	67	along	along	IN
huygens-treatise-2329	836	68	AD	ad	NN
huygens-treatise-2329	836	69	,	,	,
huygens-treatise-2329	836	70	DB	DB	NNP
huygens-treatise-2329	836	71	)	)	-RRB-
huygens-treatise-2329	836	72	,	,	,
huygens-treatise-2329	836	73	shall	shall	MD
huygens-treatise-2329	836	74	be	be	VB
huygens-treatise-2329	836	75	everywhere	everywhere	RB
huygens-treatise-2329	836	76	traversed	traverse	VBN
huygens-treatise-2329	836	77	in	in	IN
huygens-treatise-2329	836	78	equal	equal	JJ
huygens-treatise-2329	836	79	times	time	NNS
huygens-treatise-2329	836	80	:	:	:
huygens-treatise-2329	836	81	by	by	IN
huygens-treatise-2329	836	82	which	which	WDT
huygens-treatise-2329	836	83	principle	principle	NN
huygens-treatise-2329	836	84	the	the	DT
huygens-treatise-2329	836	85	finding	finding	NN
huygens-treatise-2329	836	86	of	of	IN
huygens-treatise-2329	836	87	these	these	DT
huygens-treatise-2329	836	88	curves	curve	NNS
huygens-treatise-2329	836	89	becomes	become	VBZ
huygens-treatise-2329	836	90	very	very	RB
huygens-treatise-2329	836	91	easy	easy	JJ
huygens-treatise-2329	836	92	.	.	.
huygens-treatise-2329	837	1	[	[	-LRB-
huygens-treatise-2329	837	2	Illustration	illustration	NN
huygens-treatise-2329	837	3	]	]	-RRB-
huygens-treatise-2329	837	4	So	so	RB
huygens-treatise-2329	837	5	far	far	RB
huygens-treatise-2329	837	6	as	as	IN
huygens-treatise-2329	837	7	relates	relate	VBZ
huygens-treatise-2329	837	8	to	to	IN
huygens-treatise-2329	837	9	the	the	DT
huygens-treatise-2329	837	10	reflecting	reflect	VBG
huygens-treatise-2329	837	11	surface	surface	NN
huygens-treatise-2329	837	12	,	,	,
huygens-treatise-2329	837	13	since	since	IN
huygens-treatise-2329	837	14	the	the	DT
huygens-treatise-2329	837	15	sum	sum	NN
huygens-treatise-2329	837	16	of	of	IN
huygens-treatise-2329	837	17	the	the	DT
huygens-treatise-2329	837	18	lines	line	NNS
huygens-treatise-2329	837	19	AC	AC	NNP
huygens-treatise-2329	837	20	,	,	,
huygens-treatise-2329	837	21	CB	CB	NNP
huygens-treatise-2329	837	22	ought	ought	MD
huygens-treatise-2329	837	23	to	to	TO
huygens-treatise-2329	837	24	be	be	VB
huygens-treatise-2329	837	25	equal	equal	JJ
huygens-treatise-2329	837	26	to	to	IN
huygens-treatise-2329	837	27	that	that	DT
huygens-treatise-2329	837	28	of	of	IN
huygens-treatise-2329	837	29	AD	ad	NN
huygens-treatise-2329	837	30	,	,	,
huygens-treatise-2329	837	31	DB	DB	NNP
huygens-treatise-2329	837	32	,	,	,
huygens-treatise-2329	837	33	it	-PRON-	PRP
huygens-treatise-2329	837	34	appears	appear	VBZ
huygens-treatise-2329	837	35	that	that	IN
huygens-treatise-2329	837	36	DCE	DCE	NNP
huygens-treatise-2329	837	37	ought	ought	MD
huygens-treatise-2329	837	38	to	to	TO
huygens-treatise-2329	837	39	be	be	VB
huygens-treatise-2329	837	40	an	an	DT
huygens-treatise-2329	837	41	ellipse	ellipse	NN
huygens-treatise-2329	837	42	;	;	:
huygens-treatise-2329	837	43	and	and	CC
huygens-treatise-2329	837	44	for	for	IN
huygens-treatise-2329	837	45	refraction	refraction	NN
huygens-treatise-2329	837	46	,	,	,
huygens-treatise-2329	837	47	the	the	DT
huygens-treatise-2329	837	48	ratio	ratio	NN
huygens-treatise-2329	837	49	of	of	IN
huygens-treatise-2329	837	50	the	the	DT
huygens-treatise-2329	837	51	velocities	velocity	NNS
huygens-treatise-2329	837	52	of	of	IN
huygens-treatise-2329	837	53	waves	wave	NNS
huygens-treatise-2329	837	54	of	of	IN
huygens-treatise-2329	837	55	light	light	NN
huygens-treatise-2329	837	56	in	in	IN
huygens-treatise-2329	837	57	the	the	DT
huygens-treatise-2329	837	58	media	medium	NNS
huygens-treatise-2329	837	59	A	a	NN
huygens-treatise-2329	837	60	and	and	CC
huygens-treatise-2329	837	61	B	b	NN
huygens-treatise-2329	837	62	being	be	VBG
huygens-treatise-2329	837	63	supposed	suppose	VBN
huygens-treatise-2329	837	64	to	to	TO
huygens-treatise-2329	837	65	be	be	VB
huygens-treatise-2329	837	66	known	know	VBN
huygens-treatise-2329	837	67	,	,	,
huygens-treatise-2329	837	68	for	for	IN
huygens-treatise-2329	837	69	example	example	NN
huygens-treatise-2329	837	70	that	that	IN
huygens-treatise-2329	837	71	of	of	IN
huygens-treatise-2329	837	72	3	3	CD
huygens-treatise-2329	837	73	to	to	IN
huygens-treatise-2329	837	74	2	2	CD
huygens-treatise-2329	837	75	(	(	-LRB-
huygens-treatise-2329	837	76	which	which	WDT
huygens-treatise-2329	837	77	is	be	VBZ
huygens-treatise-2329	837	78	the	the	DT
huygens-treatise-2329	837	79	same	same	JJ
huygens-treatise-2329	837	80	,	,	,
huygens-treatise-2329	837	81	as	as	IN
huygens-treatise-2329	837	82	we	-PRON-	PRP
huygens-treatise-2329	837	83	have	have	VBP
huygens-treatise-2329	837	84	shown	show	VBN
huygens-treatise-2329	837	85	,	,	,
huygens-treatise-2329	837	86	as	as	IN
huygens-treatise-2329	837	87	the	the	DT
huygens-treatise-2329	837	88	ratio	ratio	NN
huygens-treatise-2329	837	89	of	of	IN
huygens-treatise-2329	837	90	the	the	DT
huygens-treatise-2329	837	91	Sines	Sines	NNPS
huygens-treatise-2329	837	92	in	in	IN
huygens-treatise-2329	837	93	the	the	DT
huygens-treatise-2329	837	94	refraction	refraction	NN
huygens-treatise-2329	837	95	)	)	-RRB-
huygens-treatise-2329	837	96	,	,	,
huygens-treatise-2329	837	97	it	-PRON-	PRP
huygens-treatise-2329	837	98	is	be	VBZ
huygens-treatise-2329	837	99	only	only	RB
huygens-treatise-2329	837	100	necessary	necessary	JJ
huygens-treatise-2329	837	101	to	to	TO
huygens-treatise-2329	837	102	make	make	VB
huygens-treatise-2329	837	103	DH	DH	NNP
huygens-treatise-2329	837	104	equal	equal	JJ
huygens-treatise-2329	837	105	to	to	IN
huygens-treatise-2329	837	106	3/2	3/2	CD
huygens-treatise-2329	837	107	of	of	IN
huygens-treatise-2329	837	108	DB	DB	NNP
huygens-treatise-2329	837	109	;	;	:
huygens-treatise-2329	837	110	and	and	CC
huygens-treatise-2329	837	111	having	have	VBG
huygens-treatise-2329	837	112	after	after	IN
huygens-treatise-2329	837	113	that	that	DT
huygens-treatise-2329	837	114	described	describe	VBN
huygens-treatise-2329	837	115	from	from	IN
huygens-treatise-2329	837	116	the	the	DT
huygens-treatise-2329	837	117	centre	centre	NN
huygens-treatise-2329	837	118	A	a	DT
huygens-treatise-2329	837	119	some	some	DT
huygens-treatise-2329	837	120	arc	arc	NN
huygens-treatise-2329	837	121	FC	fc	NN
huygens-treatise-2329	837	122	,	,	,
huygens-treatise-2329	837	123	cutting	cut	VBG
huygens-treatise-2329	837	124	DB	DB	NNP
huygens-treatise-2329	837	125	at	at	IN
huygens-treatise-2329	837	126	F	F	NNP
huygens-treatise-2329	837	127	,	,	,
huygens-treatise-2329	837	128	then	then	RB
huygens-treatise-2329	837	129	describe	describe	VB
huygens-treatise-2329	837	130	another	another	DT
huygens-treatise-2329	837	131	from	from	IN
huygens-treatise-2329	837	132	centre	centre	NN
huygens-treatise-2329	837	133	B	b	NN
huygens-treatise-2329	837	134	with	with	IN
huygens-treatise-2329	837	135	its	-PRON-	PRP$
huygens-treatise-2329	837	136	semi	semi	JJ
huygens-treatise-2329	837	137	-	-	JJ
huygens-treatise-2329	837	138	diameter	diameter	NN
huygens-treatise-2329	837	139	BX	BX	NNP
huygens-treatise-2329	837	140	equal	equal	JJ
huygens-treatise-2329	837	141	to	to	IN
huygens-treatise-2329	837	142	2/3	2/3	CD
huygens-treatise-2329	837	143	of	of	IN
huygens-treatise-2329	837	144	FH	FH	NNP
huygens-treatise-2329	837	145	;	;	:
huygens-treatise-2329	837	146	and	and	CC
huygens-treatise-2329	837	147	the	the	DT
huygens-treatise-2329	837	148	point	point	NN
huygens-treatise-2329	837	149	of	of	IN
huygens-treatise-2329	837	150	intersection	intersection	NN
huygens-treatise-2329	837	151	of	of	IN
huygens-treatise-2329	837	152	the	the	DT
huygens-treatise-2329	837	153	two	two	CD
huygens-treatise-2329	837	154	arcs	arc	NNS
huygens-treatise-2329	837	155	will	will	MD
huygens-treatise-2329	837	156	be	be	VB
huygens-treatise-2329	837	157	one	one	CD
huygens-treatise-2329	837	158	of	of	IN
huygens-treatise-2329	837	159	the	the	DT
huygens-treatise-2329	837	160	points	point	NNS
huygens-treatise-2329	837	161	required	require	VBN
huygens-treatise-2329	837	162	,	,	,
huygens-treatise-2329	837	163	through	through	IN
huygens-treatise-2329	837	164	which	which	WDT
huygens-treatise-2329	837	165	the	the	DT
huygens-treatise-2329	837	166	curve	curve	NN
huygens-treatise-2329	837	167	should	should	MD
huygens-treatise-2329	837	168	pass	pass	VB
huygens-treatise-2329	837	169	.	.	.
huygens-treatise-2329	838	1	For	for	IN
huygens-treatise-2329	838	2	this	this	DT
huygens-treatise-2329	838	3	point	point	NN
huygens-treatise-2329	838	4	,	,	,
huygens-treatise-2329	838	5	having	have	VBG
huygens-treatise-2329	838	6	been	be	VBN
huygens-treatise-2329	838	7	found	find	VBN
huygens-treatise-2329	838	8	in	in	IN
huygens-treatise-2329	838	9	this	this	DT
huygens-treatise-2329	838	10	fashion	fashion	NN
huygens-treatise-2329	838	11	,	,	,
huygens-treatise-2329	838	12	it	-PRON-	PRP
huygens-treatise-2329	838	13	is	be	VBZ
huygens-treatise-2329	838	14	easy	easy	JJ
huygens-treatise-2329	838	15	forthwith	forthwith	NNP
huygens-treatise-2329	838	16	to	to	TO
huygens-treatise-2329	838	17	demonstrate	demonstrate	VB
huygens-treatise-2329	838	18	that	that	IN
huygens-treatise-2329	838	19	the	the	DT
huygens-treatise-2329	838	20	time	time	NN
huygens-treatise-2329	838	21	along	along	IN
huygens-treatise-2329	838	22	AC	AC	NNP
huygens-treatise-2329	838	23	,	,	,
huygens-treatise-2329	838	24	CB	CB	NNP
huygens-treatise-2329	838	25	,	,	,
huygens-treatise-2329	838	26	will	will	MD
huygens-treatise-2329	838	27	be	be	VB
huygens-treatise-2329	838	28	equal	equal	JJ
huygens-treatise-2329	838	29	to	to	IN
huygens-treatise-2329	838	30	the	the	DT
huygens-treatise-2329	838	31	time	time	NN
huygens-treatise-2329	838	32	along	along	IN
huygens-treatise-2329	838	33	AD	ad	NN
huygens-treatise-2329	838	34	,	,	,
huygens-treatise-2329	838	35	DB	DB	NNP
huygens-treatise-2329	838	36	.	.	.
huygens-treatise-2329	839	1	For	for	IN
huygens-treatise-2329	839	2	assuming	assume	VBG
huygens-treatise-2329	839	3	that	that	IN
huygens-treatise-2329	839	4	the	the	DT
huygens-treatise-2329	839	5	line	line	NN
huygens-treatise-2329	839	6	AD	ad	NN
huygens-treatise-2329	839	7	represents	represent	VBZ
huygens-treatise-2329	839	8	the	the	DT
huygens-treatise-2329	839	9	time	time	NN
huygens-treatise-2329	839	10	which	which	WDT
huygens-treatise-2329	839	11	the	the	DT
huygens-treatise-2329	839	12	light	light	NN
huygens-treatise-2329	839	13	takes	take	VBZ
huygens-treatise-2329	839	14	to	to	TO
huygens-treatise-2329	839	15	traverse	traverse	VB
huygens-treatise-2329	839	16	this	this	DT
huygens-treatise-2329	839	17	same	same	JJ
huygens-treatise-2329	839	18	distance	distance	NN
huygens-treatise-2329	839	19	AD	ad	NN
huygens-treatise-2329	839	20	in	in	IN
huygens-treatise-2329	839	21	air	air	NN
huygens-treatise-2329	839	22	,	,	,
huygens-treatise-2329	839	23	it	-PRON-	PRP
huygens-treatise-2329	839	24	is	be	VBZ
huygens-treatise-2329	839	25	evident	evident	JJ
huygens-treatise-2329	839	26	that	that	IN
huygens-treatise-2329	839	27	DH	DH	NNP
huygens-treatise-2329	839	28	,	,	,
huygens-treatise-2329	839	29	equal	equal	JJ
huygens-treatise-2329	839	30	to	to	IN
huygens-treatise-2329	839	31	3/2	3/2	CD
huygens-treatise-2329	839	32	of	of	IN
huygens-treatise-2329	839	33	DB	DB	NNP
huygens-treatise-2329	839	34	,	,	,
huygens-treatise-2329	839	35	will	will	MD
huygens-treatise-2329	839	36	represent	represent	VB
huygens-treatise-2329	839	37	the	the	DT
huygens-treatise-2329	839	38	time	time	NN
huygens-treatise-2329	839	39	of	of	IN
huygens-treatise-2329	839	40	the	the	DT
huygens-treatise-2329	839	41	light	light	NN
huygens-treatise-2329	839	42	along	along	IN
huygens-treatise-2329	839	43	DB	DB	NNP
huygens-treatise-2329	839	44	in	in	IN
huygens-treatise-2329	839	45	the	the	DT
huygens-treatise-2329	839	46	medium	medium	NN
huygens-treatise-2329	839	47	,	,	,
huygens-treatise-2329	839	48	because	because	IN
huygens-treatise-2329	839	49	it	-PRON-	PRP
huygens-treatise-2329	839	50	needs	need	VBZ
huygens-treatise-2329	839	51	here	here	RB
huygens-treatise-2329	839	52	more	more	JJR
huygens-treatise-2329	839	53	time	time	NN
huygens-treatise-2329	839	54	in	in	IN
huygens-treatise-2329	839	55	proportion	proportion	NN
huygens-treatise-2329	839	56	as	as	IN
huygens-treatise-2329	839	57	its	-PRON-	PRP$
huygens-treatise-2329	839	58	speed	speed	NN
huygens-treatise-2329	839	59	is	be	VBZ
huygens-treatise-2329	839	60	slower	slow	JJR
huygens-treatise-2329	839	61	.	.	.
huygens-treatise-2329	840	1	Therefore	therefore	RB
huygens-treatise-2329	840	2	the	the	DT
huygens-treatise-2329	840	3	whole	whole	JJ
huygens-treatise-2329	840	4	line	line	NN
huygens-treatise-2329	840	5	AH	AH	NNP
huygens-treatise-2329	840	6	will	will	MD
huygens-treatise-2329	840	7	represent	represent	VB
huygens-treatise-2329	840	8	the	the	DT
huygens-treatise-2329	840	9	time	time	NN
huygens-treatise-2329	840	10	along	along	IN
huygens-treatise-2329	840	11	AD	ad	NN
huygens-treatise-2329	840	12	,	,	,
huygens-treatise-2329	840	13	DB	DB	NNP
huygens-treatise-2329	840	14	.	.	.
huygens-treatise-2329	841	1	Similarly	similarly	RB
huygens-treatise-2329	841	2	the	the	DT
huygens-treatise-2329	841	3	line	line	NN
huygens-treatise-2329	841	4	AC	AC	NNP
huygens-treatise-2329	841	5	or	or	CC
huygens-treatise-2329	841	6	AF	AF	NNP
huygens-treatise-2329	841	7	will	will	MD
huygens-treatise-2329	841	8	represent	represent	VB
huygens-treatise-2329	841	9	the	the	DT
huygens-treatise-2329	841	10	time	time	NN
huygens-treatise-2329	841	11	along	along	IN
huygens-treatise-2329	841	12	AC	AC	NNP
huygens-treatise-2329	841	13	;	;	:
huygens-treatise-2329	841	14	and	and	CC
huygens-treatise-2329	841	15	FH	FH	NNP
huygens-treatise-2329	841	16	being	be	VBG
huygens-treatise-2329	841	17	by	by	IN
huygens-treatise-2329	841	18	construction	construction	NN
huygens-treatise-2329	841	19	equal	equal	JJ
huygens-treatise-2329	841	20	to	to	IN
huygens-treatise-2329	841	21	3/2	3/2	CD
huygens-treatise-2329	841	22	of	of	IN
huygens-treatise-2329	841	23	CB	CB	NNP
huygens-treatise-2329	841	24	,	,	,
huygens-treatise-2329	841	25	it	-PRON-	PRP
huygens-treatise-2329	841	26	will	will	MD
huygens-treatise-2329	841	27	represent	represent	VB
huygens-treatise-2329	841	28	the	the	DT
huygens-treatise-2329	841	29	time	time	NN
huygens-treatise-2329	841	30	along	along	IN
huygens-treatise-2329	841	31	CB	CB	NNP
huygens-treatise-2329	841	32	in	in	IN
huygens-treatise-2329	841	33	the	the	DT
huygens-treatise-2329	841	34	medium	medium	NN
huygens-treatise-2329	841	35	;	;	:
huygens-treatise-2329	841	36	and	and	CC
huygens-treatise-2329	841	37	in	in	IN
huygens-treatise-2329	841	38	consequence	consequence	NN
huygens-treatise-2329	841	39	the	the	DT
huygens-treatise-2329	841	40	whole	whole	JJ
huygens-treatise-2329	841	41	line	line	NN
huygens-treatise-2329	841	42	AH	AH	NNP
huygens-treatise-2329	841	43	will	will	MD
huygens-treatise-2329	841	44	represent	represent	VB
huygens-treatise-2329	841	45	also	also	RB
huygens-treatise-2329	841	46	the	the	DT
huygens-treatise-2329	841	47	time	time	NN
huygens-treatise-2329	841	48	along	along	IN
huygens-treatise-2329	841	49	AC	AC	NNP
huygens-treatise-2329	841	50	,	,	,
huygens-treatise-2329	841	51	CB	CB	NNP
huygens-treatise-2329	841	52	.	.	.
huygens-treatise-2329	842	1	Whence	whence	IN
huygens-treatise-2329	842	2	it	-PRON-	PRP
huygens-treatise-2329	842	3	appears	appear	VBZ
huygens-treatise-2329	842	4	that	that	IN
huygens-treatise-2329	842	5	the	the	DT
huygens-treatise-2329	842	6	time	time	NN
huygens-treatise-2329	842	7	along	along	IN
huygens-treatise-2329	842	8	AC	AC	NNP
huygens-treatise-2329	842	9	,	,	,
huygens-treatise-2329	842	10	CB	CB	NNP
huygens-treatise-2329	842	11	,	,	,
huygens-treatise-2329	842	12	is	be	VBZ
huygens-treatise-2329	842	13	equal	equal	JJ
huygens-treatise-2329	842	14	to	to	IN
huygens-treatise-2329	842	15	the	the	DT
huygens-treatise-2329	842	16	time	time	NN
huygens-treatise-2329	842	17	along	along	IN
huygens-treatise-2329	842	18	AD	ad	NN
huygens-treatise-2329	842	19	,	,	,
huygens-treatise-2329	842	20	DB	DB	NNP
huygens-treatise-2329	842	21	.	.	.
huygens-treatise-2329	843	1	And	and	CC
huygens-treatise-2329	843	2	similarly	similarly	RB
huygens-treatise-2329	843	3	it	-PRON-	PRP
huygens-treatise-2329	843	4	can	can	MD
huygens-treatise-2329	843	5	be	be	VB
huygens-treatise-2329	843	6	shown	show	VBN
huygens-treatise-2329	843	7	if	if	IN
huygens-treatise-2329	843	8	L	l	NN
huygens-treatise-2329	843	9	and	and	CC
huygens-treatise-2329	843	10	K	K	NNP
huygens-treatise-2329	843	11	are	be	VBP
huygens-treatise-2329	843	12	other	other	JJ
huygens-treatise-2329	843	13	points	point	NNS
huygens-treatise-2329	843	14	in	in	IN
huygens-treatise-2329	843	15	the	the	DT
huygens-treatise-2329	843	16	curve	curve	NN
huygens-treatise-2329	843	17	CDE	CDE	NNP
huygens-treatise-2329	843	18	,	,	,
huygens-treatise-2329	843	19	that	that	IN
huygens-treatise-2329	843	20	the	the	DT
huygens-treatise-2329	843	21	times	time	NNS
huygens-treatise-2329	843	22	along	along	IN
huygens-treatise-2329	843	23	AL	AL	NNP
huygens-treatise-2329	843	24	,	,	,
huygens-treatise-2329	843	25	LB	LB	NNP
huygens-treatise-2329	843	26	,	,	,
huygens-treatise-2329	843	27	and	and	CC
huygens-treatise-2329	843	28	along	along	IN
huygens-treatise-2329	843	29	AK	AK	NNP
huygens-treatise-2329	843	30	,	,	,
huygens-treatise-2329	843	31	KB	KB	NNP
huygens-treatise-2329	843	32	,	,	,
huygens-treatise-2329	843	33	are	be	VBP
huygens-treatise-2329	843	34	always	always	RB
huygens-treatise-2329	843	35	represented	represent	VBN
huygens-treatise-2329	843	36	by	by	IN
huygens-treatise-2329	843	37	the	the	DT
huygens-treatise-2329	843	38	line	line	NN
huygens-treatise-2329	843	39	AH	AH	NNP
huygens-treatise-2329	843	40	,	,	,
huygens-treatise-2329	843	41	and	and	CC
huygens-treatise-2329	843	42	therefore	therefore	RB
huygens-treatise-2329	843	43	equal	equal	JJ
huygens-treatise-2329	843	44	to	to	IN
huygens-treatise-2329	843	45	the	the	DT
huygens-treatise-2329	843	46	said	say	VBN
huygens-treatise-2329	843	47	time	time	NN
huygens-treatise-2329	843	48	along	along	IN
huygens-treatise-2329	843	49	AD	ad	NN
huygens-treatise-2329	843	50	,	,	,
huygens-treatise-2329	843	51	DB	DB	NNP
huygens-treatise-2329	843	52	.	.	.
huygens-treatise-2329	844	1	In	in	IN
huygens-treatise-2329	844	2	order	order	NN
huygens-treatise-2329	844	3	to	to	TO
huygens-treatise-2329	844	4	show	show	VB
huygens-treatise-2329	844	5	further	further	RB
huygens-treatise-2329	844	6	that	that	IN
huygens-treatise-2329	844	7	the	the	DT
huygens-treatise-2329	844	8	surfaces	surface	NNS
huygens-treatise-2329	844	9	,	,	,
huygens-treatise-2329	844	10	which	which	WDT
huygens-treatise-2329	844	11	these	these	DT
huygens-treatise-2329	844	12	curves	curve	NNS
huygens-treatise-2329	844	13	will	will	MD
huygens-treatise-2329	844	14	generate	generate	VB
huygens-treatise-2329	844	15	by	by	IN
huygens-treatise-2329	844	16	revolution	revolution	NN
huygens-treatise-2329	844	17	,	,	,
huygens-treatise-2329	844	18	will	will	MD
huygens-treatise-2329	844	19	direct	direct	VB
huygens-treatise-2329	844	20	all	all	PDT
huygens-treatise-2329	844	21	the	the	DT
huygens-treatise-2329	844	22	rays	ray	NNS
huygens-treatise-2329	844	23	which	which	WDT
huygens-treatise-2329	844	24	reach	reach	VBP
huygens-treatise-2329	844	25	them	-PRON-	PRP
huygens-treatise-2329	844	26	from	from	IN
huygens-treatise-2329	844	27	the	the	DT
huygens-treatise-2329	844	28	point	point	NN
huygens-treatise-2329	844	29	A	a	NN
huygens-treatise-2329	844	30	in	in	IN
huygens-treatise-2329	844	31	such	such	JJ
huygens-treatise-2329	844	32	wise	wise	JJ
huygens-treatise-2329	844	33	that	that	IN
huygens-treatise-2329	844	34	they	-PRON-	PRP
huygens-treatise-2329	844	35	tend	tend	VBP
huygens-treatise-2329	844	36	towards	towards	IN
huygens-treatise-2329	844	37	B	b	NN
huygens-treatise-2329	844	38	,	,	,
huygens-treatise-2329	844	39	let	let	VB
huygens-treatise-2329	844	40	there	there	EX
huygens-treatise-2329	844	41	be	be	VB
huygens-treatise-2329	844	42	supposed	suppose	VBN
huygens-treatise-2329	844	43	a	a	DT
huygens-treatise-2329	844	44	point	point	NN
huygens-treatise-2329	844	45	K	k	NN
huygens-treatise-2329	844	46	in	in	IN
huygens-treatise-2329	844	47	the	the	DT
huygens-treatise-2329	844	48	curve	curve	NN
huygens-treatise-2329	844	49	,	,	,
huygens-treatise-2329	844	50	farther	farther	RB
huygens-treatise-2329	844	51	from	from	IN
huygens-treatise-2329	844	52	D	d	NN
huygens-treatise-2329	844	53	than	than	IN
huygens-treatise-2329	844	54	C	C	NNP
huygens-treatise-2329	844	55	is	be	VBZ
huygens-treatise-2329	844	56	,	,	,
huygens-treatise-2329	844	57	but	but	CC
huygens-treatise-2329	844	58	such	such	JJ
huygens-treatise-2329	844	59	that	that	IN
huygens-treatise-2329	844	60	the	the	DT
huygens-treatise-2329	844	61	straight	straight	JJ
huygens-treatise-2329	844	62	line	line	NN
huygens-treatise-2329	844	63	AK	AK	NNP
huygens-treatise-2329	844	64	falls	fall	VBZ
huygens-treatise-2329	844	65	from	from	IN
huygens-treatise-2329	844	66	outside	outside	RB
huygens-treatise-2329	844	67	upon	upon	IN
huygens-treatise-2329	844	68	the	the	DT
huygens-treatise-2329	844	69	curve	curve	NN
huygens-treatise-2329	844	70	which	which	WDT
huygens-treatise-2329	844	71	serves	serve	VBZ
huygens-treatise-2329	844	72	for	for	IN
huygens-treatise-2329	844	73	the	the	DT
huygens-treatise-2329	844	74	refraction	refraction	NN
huygens-treatise-2329	844	75	;	;	:
huygens-treatise-2329	844	76	and	and	CC
huygens-treatise-2329	844	77	from	from	IN
huygens-treatise-2329	844	78	the	the	DT
huygens-treatise-2329	844	79	centre	centre	NN
huygens-treatise-2329	844	80	B	b	NN
huygens-treatise-2329	844	81	let	let	VBD
huygens-treatise-2329	844	82	the	the	DT
huygens-treatise-2329	844	83	arc	arc	NN
huygens-treatise-2329	844	84	KS	KS	NNP
huygens-treatise-2329	844	85	be	be	VB
huygens-treatise-2329	844	86	described	describe	VBN
huygens-treatise-2329	844	87	,	,	,
huygens-treatise-2329	844	88	cutting	cut	VBG
huygens-treatise-2329	844	89	BD	BD	NNP
huygens-treatise-2329	844	90	at	at	IN
huygens-treatise-2329	844	91	S	S	NNP
huygens-treatise-2329	844	92	,	,	,
huygens-treatise-2329	844	93	and	and	CC
huygens-treatise-2329	844	94	the	the	DT
huygens-treatise-2329	844	95	straight	straight	JJ
huygens-treatise-2329	844	96	line	line	NN
huygens-treatise-2329	844	97	CB	CB	NNP
huygens-treatise-2329	844	98	at	at	IN
huygens-treatise-2329	844	99	R	r	NN
huygens-treatise-2329	844	100	;	;	:
huygens-treatise-2329	844	101	and	and	CC
huygens-treatise-2329	844	102	from	from	IN
huygens-treatise-2329	844	103	the	the	DT
huygens-treatise-2329	844	104	centre	centre	NN
huygens-treatise-2329	844	105	A	a	NN
huygens-treatise-2329	844	106	describe	describe	VBP
huygens-treatise-2329	844	107	the	the	DT
huygens-treatise-2329	844	108	arc	arc	NN
huygens-treatise-2329	844	109	DN	DN	NNP
huygens-treatise-2329	844	110	meeting	meeting	NN
huygens-treatise-2329	844	111	AK	AK	NNP
huygens-treatise-2329	844	112	at	at	IN
huygens-treatise-2329	844	113	N.	N.	NNP
huygens-treatise-2329	844	114	Since	since	IN
huygens-treatise-2329	844	115	the	the	DT
huygens-treatise-2329	844	116	sums	sum	NNS
huygens-treatise-2329	844	117	of	of	IN
huygens-treatise-2329	844	118	the	the	DT
huygens-treatise-2329	844	119	times	time	NNS
huygens-treatise-2329	844	120	along	along	IN
huygens-treatise-2329	844	121	AK	AK	NNP
huygens-treatise-2329	844	122	,	,	,
huygens-treatise-2329	844	123	KB	KB	NNP
huygens-treatise-2329	844	124	,	,	,
huygens-treatise-2329	844	125	and	and	CC
huygens-treatise-2329	844	126	along	along	IN
huygens-treatise-2329	844	127	AC	AC	NNP
huygens-treatise-2329	844	128	,	,	,
huygens-treatise-2329	844	129	CB	CB	NNP
huygens-treatise-2329	844	130	are	be	VBP
huygens-treatise-2329	844	131	equal	equal	JJ
huygens-treatise-2329	844	132	,	,	,
huygens-treatise-2329	844	133	if	if	IN
huygens-treatise-2329	844	134	from	from	IN
huygens-treatise-2329	844	135	the	the	DT
huygens-treatise-2329	844	136	former	former	JJ
huygens-treatise-2329	844	137	sum	sum	NN
huygens-treatise-2329	844	138	one	one	CD
huygens-treatise-2329	844	139	deducts	deduct	VBZ
huygens-treatise-2329	844	140	the	the	DT
huygens-treatise-2329	844	141	time	time	NN
huygens-treatise-2329	844	142	along	along	IN
huygens-treatise-2329	844	143	KB	KB	NNP
huygens-treatise-2329	844	144	,	,	,
huygens-treatise-2329	844	145	and	and	CC
huygens-treatise-2329	844	146	if	if	IN
huygens-treatise-2329	844	147	from	from	IN
huygens-treatise-2329	844	148	the	the	DT
huygens-treatise-2329	844	149	other	other	JJ
huygens-treatise-2329	844	150	one	one	NN
huygens-treatise-2329	844	151	deducts	deduct	VBZ
huygens-treatise-2329	844	152	the	the	DT
huygens-treatise-2329	844	153	time	time	NN
huygens-treatise-2329	844	154	along	along	IN
huygens-treatise-2329	844	155	RB	RB	NNP
huygens-treatise-2329	844	156	,	,	,
huygens-treatise-2329	844	157	there	there	EX
huygens-treatise-2329	844	158	will	will	MD
huygens-treatise-2329	844	159	remain	remain	VB
huygens-treatise-2329	844	160	the	the	DT
huygens-treatise-2329	844	161	time	time	NN
huygens-treatise-2329	844	162	along	along	IN
huygens-treatise-2329	844	163	AK	AK	NNP
huygens-treatise-2329	844	164	as	as	RB
huygens-treatise-2329	844	165	equal	equal	JJ
huygens-treatise-2329	844	166	to	to	IN
huygens-treatise-2329	844	167	the	the	DT
huygens-treatise-2329	844	168	time	time	NN
huygens-treatise-2329	844	169	along	along	IN
huygens-treatise-2329	844	170	the	the	DT
huygens-treatise-2329	844	171	two	two	CD
huygens-treatise-2329	844	172	parts	part	NNS
huygens-treatise-2329	844	173	AC	AC	NNP
huygens-treatise-2329	844	174	,	,	,
huygens-treatise-2329	844	175	CR	CR	NNP
huygens-treatise-2329	844	176	.	.	.
huygens-treatise-2329	845	1	Consequently	consequently	RB
huygens-treatise-2329	845	2	in	in	IN
huygens-treatise-2329	845	3	the	the	DT
huygens-treatise-2329	845	4	time	time	NN
huygens-treatise-2329	845	5	that	that	WDT
huygens-treatise-2329	845	6	the	the	DT
huygens-treatise-2329	845	7	light	light	NN
huygens-treatise-2329	845	8	has	have	VBZ
huygens-treatise-2329	845	9	come	come	VBN
huygens-treatise-2329	845	10	along	along	IN
huygens-treatise-2329	845	11	AK	AK	NNP
huygens-treatise-2329	845	12	it	-PRON-	PRP
huygens-treatise-2329	845	13	will	will	MD
huygens-treatise-2329	845	14	also	also	RB
huygens-treatise-2329	845	15	have	have	VB
huygens-treatise-2329	845	16	come	come	VBN
huygens-treatise-2329	845	17	along	along	IN
huygens-treatise-2329	845	18	AC	AC	NNP
huygens-treatise-2329	845	19	and	and	CC
huygens-treatise-2329	845	20	will	will	MD
huygens-treatise-2329	845	21	in	in	IN
huygens-treatise-2329	845	22	addition	addition	NN
huygens-treatise-2329	845	23	have	have	VBP
huygens-treatise-2329	845	24	made	make	VBN
huygens-treatise-2329	845	25	,	,	,
huygens-treatise-2329	845	26	in	in	IN
huygens-treatise-2329	845	27	the	the	DT
huygens-treatise-2329	845	28	medium	medium	NN
huygens-treatise-2329	845	29	from	from	IN
huygens-treatise-2329	845	30	the	the	DT
huygens-treatise-2329	845	31	centre	centre	NN
huygens-treatise-2329	845	32	C	C	NNP
huygens-treatise-2329	845	33	,	,	,
huygens-treatise-2329	845	34	a	a	DT
huygens-treatise-2329	845	35	partial	partial	JJ
huygens-treatise-2329	845	36	spherical	spherical	JJ
huygens-treatise-2329	845	37	wave	wave	NN
huygens-treatise-2329	845	38	,	,	,
huygens-treatise-2329	845	39	having	have	VBG
huygens-treatise-2329	845	40	a	a	DT
huygens-treatise-2329	845	41	semi	semi	JJ
huygens-treatise-2329	845	42	-	-	JJ
huygens-treatise-2329	845	43	diameter	diameter	NN
huygens-treatise-2329	845	44	equal	equal	JJ
huygens-treatise-2329	845	45	to	to	IN
huygens-treatise-2329	845	46	CR	CR	NNP
huygens-treatise-2329	845	47	.	.	.
huygens-treatise-2329	846	1	And	and	CC
huygens-treatise-2329	846	2	this	this	DT
huygens-treatise-2329	846	3	wave	wave	NN
huygens-treatise-2329	846	4	will	will	MD
huygens-treatise-2329	846	5	necessarily	necessarily	RB
huygens-treatise-2329	846	6	touch	touch	VB
huygens-treatise-2329	846	7	the	the	DT
huygens-treatise-2329	846	8	circumference	circumference	NN
huygens-treatise-2329	846	9	KS	KS	NNP
huygens-treatise-2329	846	10	at	at	IN
huygens-treatise-2329	846	11	R	r	NN
huygens-treatise-2329	846	12	,	,	,
huygens-treatise-2329	846	13	since	since	IN
huygens-treatise-2329	846	14	CB	CB	NNP
huygens-treatise-2329	846	15	cuts	cut	VBZ
huygens-treatise-2329	846	16	this	this	DT
huygens-treatise-2329	846	17	circumference	circumference	NN
huygens-treatise-2329	846	18	at	at	IN
huygens-treatise-2329	846	19	right	right	JJ
huygens-treatise-2329	846	20	angles	angle	NNS
huygens-treatise-2329	846	21	.	.	.
huygens-treatise-2329	847	1	Similarly	similarly	RB
huygens-treatise-2329	847	2	,	,	,
huygens-treatise-2329	847	3	having	have	VBG
huygens-treatise-2329	847	4	taken	take	VBN
huygens-treatise-2329	847	5	any	any	DT
huygens-treatise-2329	847	6	other	other	JJ
huygens-treatise-2329	847	7	point	point	NN
huygens-treatise-2329	847	8	L	l	NN
huygens-treatise-2329	847	9	in	in	IN
huygens-treatise-2329	847	10	the	the	DT
huygens-treatise-2329	847	11	curve	curve	NN
huygens-treatise-2329	847	12	,	,	,
huygens-treatise-2329	847	13	one	one	PRP
huygens-treatise-2329	847	14	can	can	MD
huygens-treatise-2329	847	15	show	show	VB
huygens-treatise-2329	847	16	that	that	IN
huygens-treatise-2329	847	17	in	in	IN
huygens-treatise-2329	847	18	the	the	DT
huygens-treatise-2329	847	19	same	same	JJ
huygens-treatise-2329	847	20	time	time	NN
huygens-treatise-2329	847	21	as	as	IN
huygens-treatise-2329	847	22	the	the	DT
huygens-treatise-2329	847	23	light	light	NN
huygens-treatise-2329	847	24	passes	pass	VBZ
huygens-treatise-2329	847	25	along	along	IN
huygens-treatise-2329	847	26	AL	AL	NNP
huygens-treatise-2329	847	27	it	-PRON-	PRP
huygens-treatise-2329	847	28	will	will	MD
huygens-treatise-2329	847	29	also	also	RB
huygens-treatise-2329	847	30	have	have	VB
huygens-treatise-2329	847	31	come	come	VBN
huygens-treatise-2329	847	32	along	along	IN
huygens-treatise-2329	847	33	AL	AL	NNP
huygens-treatise-2329	847	34	and	and	CC
huygens-treatise-2329	847	35	in	in	IN
huygens-treatise-2329	847	36	addition	addition	NN
huygens-treatise-2329	847	37	will	will	MD
huygens-treatise-2329	847	38	have	have	VB
huygens-treatise-2329	847	39	made	make	VBN
huygens-treatise-2329	847	40	a	a	DT
huygens-treatise-2329	847	41	partial	partial	JJ
huygens-treatise-2329	847	42	wave	wave	NN
huygens-treatise-2329	847	43	,	,	,
huygens-treatise-2329	847	44	from	from	IN
huygens-treatise-2329	847	45	the	the	DT
huygens-treatise-2329	847	46	centre	centre	NN
huygens-treatise-2329	847	47	L	L	NNP
huygens-treatise-2329	847	48	,	,	,
huygens-treatise-2329	847	49	which	which	WDT
huygens-treatise-2329	847	50	will	will	MD
huygens-treatise-2329	847	51	touch	touch	VB
huygens-treatise-2329	847	52	the	the	DT
huygens-treatise-2329	847	53	same	same	JJ
huygens-treatise-2329	847	54	circumference	circumference	NN
huygens-treatise-2329	847	55	KS	KS	NNP
huygens-treatise-2329	847	56	.	.	.
huygens-treatise-2329	848	1	And	and	CC
huygens-treatise-2329	848	2	so	so	RB
huygens-treatise-2329	848	3	with	with	IN
huygens-treatise-2329	848	4	all	all	DT
huygens-treatise-2329	848	5	other	other	JJ
huygens-treatise-2329	848	6	points	point	NNS
huygens-treatise-2329	848	7	of	of	IN
huygens-treatise-2329	848	8	the	the	DT
huygens-treatise-2329	848	9	curve	curve	NN
huygens-treatise-2329	848	10	CDE	cde	NN
huygens-treatise-2329	848	11	.	.	.
huygens-treatise-2329	849	1	Then	then	RB
huygens-treatise-2329	849	2	at	at	IN
huygens-treatise-2329	849	3	the	the	DT
huygens-treatise-2329	849	4	moment	moment	NN
huygens-treatise-2329	849	5	that	that	IN
huygens-treatise-2329	849	6	the	the	DT
huygens-treatise-2329	849	7	light	light	NN
huygens-treatise-2329	849	8	reaches	reach	VBZ
huygens-treatise-2329	849	9	K	K	NNP
huygens-treatise-2329	849	10	the	the	DT
huygens-treatise-2329	849	11	arc	arc	NNP
huygens-treatise-2329	849	12	KRS	KRS	NNP
huygens-treatise-2329	849	13	will	will	MD
huygens-treatise-2329	849	14	be	be	VB
huygens-treatise-2329	849	15	the	the	DT
huygens-treatise-2329	849	16	termination	termination	NN
huygens-treatise-2329	849	17	of	of	IN
huygens-treatise-2329	849	18	the	the	DT
huygens-treatise-2329	849	19	movement	movement	NN
huygens-treatise-2329	849	20	,	,	,
huygens-treatise-2329	849	21	which	which	WDT
huygens-treatise-2329	849	22	has	have	VBZ
huygens-treatise-2329	849	23	spread	spread	VBN
huygens-treatise-2329	849	24	from	from	IN
huygens-treatise-2329	849	25	A	a	DT
huygens-treatise-2329	849	26	through	through	IN
huygens-treatise-2329	849	27	DCK	DCK	NNP
huygens-treatise-2329	849	28	.	.	.
huygens-treatise-2329	850	1	And	and	CC
huygens-treatise-2329	850	2	thus	thus	RB
huygens-treatise-2329	850	3	this	this	DT
huygens-treatise-2329	850	4	same	same	JJ
huygens-treatise-2329	850	5	arc	arc	NN
huygens-treatise-2329	850	6	will	will	MD
huygens-treatise-2329	850	7	constitute	constitute	VB
huygens-treatise-2329	850	8	in	in	IN
huygens-treatise-2329	850	9	the	the	DT
huygens-treatise-2329	850	10	medium	medium	NN
huygens-treatise-2329	850	11	the	the	DT
huygens-treatise-2329	850	12	propagation	propagation	NN
huygens-treatise-2329	850	13	of	of	IN
huygens-treatise-2329	850	14	the	the	DT
huygens-treatise-2329	850	15	wave	wave	NN
huygens-treatise-2329	850	16	emanating	emanate	VBG
huygens-treatise-2329	850	17	from	from	IN
huygens-treatise-2329	850	18	A	a	DT
huygens-treatise-2329	850	19	;	;	:
huygens-treatise-2329	850	20	which	which	WDT
huygens-treatise-2329	850	21	wave	wave	NN
huygens-treatise-2329	850	22	may	may	MD
huygens-treatise-2329	850	23	be	be	VB
huygens-treatise-2329	850	24	represented	represent	VBN
huygens-treatise-2329	850	25	by	by	IN
huygens-treatise-2329	850	26	the	the	DT
huygens-treatise-2329	850	27	arc	arc	NNP
huygens-treatise-2329	850	28	DN	DN	NNP
huygens-treatise-2329	850	29	,	,	,
huygens-treatise-2329	850	30	or	or	CC
huygens-treatise-2329	850	31	by	by	IN
huygens-treatise-2329	850	32	any	any	DT
huygens-treatise-2329	850	33	other	other	JJ
huygens-treatise-2329	850	34	nearer	nearer	NN
huygens-treatise-2329	850	35	the	the	DT
huygens-treatise-2329	850	36	centre	centre	NN
huygens-treatise-2329	850	37	A.	a.	NN
huygens-treatise-2329	851	1	But	but	CC
huygens-treatise-2329	851	2	all	all	PDT
huygens-treatise-2329	851	3	the	the	DT
huygens-treatise-2329	851	4	pieces	piece	NNS
huygens-treatise-2329	851	5	of	of	IN
huygens-treatise-2329	851	6	the	the	DT
huygens-treatise-2329	851	7	arc	arc	NNP
huygens-treatise-2329	851	8	KRS	KRS	NNP
huygens-treatise-2329	851	9	are	be	VBP
huygens-treatise-2329	851	10	propagated	propagate	VBN
huygens-treatise-2329	851	11	successively	successively	RB
huygens-treatise-2329	851	12	along	along	IN
huygens-treatise-2329	851	13	straight	straight	JJ
huygens-treatise-2329	851	14	lines	line	NNS
huygens-treatise-2329	851	15	which	which	WDT
huygens-treatise-2329	851	16	are	be	VBP
huygens-treatise-2329	851	17	perpendicular	perpendicular	JJ
huygens-treatise-2329	851	18	to	to	IN
huygens-treatise-2329	851	19	them	-PRON-	PRP
huygens-treatise-2329	851	20	,	,	,
huygens-treatise-2329	851	21	that	that	DT
huygens-treatise-2329	851	22	is	be	VBZ
huygens-treatise-2329	851	23	to	to	TO
huygens-treatise-2329	851	24	say	say	VB
huygens-treatise-2329	851	25	,	,	,
huygens-treatise-2329	851	26	which	which	WDT
huygens-treatise-2329	851	27	tend	tend	VBP
huygens-treatise-2329	851	28	to	to	IN
huygens-treatise-2329	851	29	the	the	DT
huygens-treatise-2329	851	30	centre	centre	NN
huygens-treatise-2329	851	31	B	B	NNP
huygens-treatise-2329	851	32	(	(	-LRB-
huygens-treatise-2329	851	33	for	for	IN
huygens-treatise-2329	851	34	that	that	DT
huygens-treatise-2329	851	35	can	can	MD
huygens-treatise-2329	851	36	be	be	VB
huygens-treatise-2329	851	37	demonstrated	demonstrate	VBN
huygens-treatise-2329	851	38	in	in	IN
huygens-treatise-2329	851	39	the	the	DT
huygens-treatise-2329	851	40	same	same	JJ
huygens-treatise-2329	851	41	way	way	NN
huygens-treatise-2329	851	42	as	as	IN
huygens-treatise-2329	851	43	we	-PRON-	PRP
huygens-treatise-2329	851	44	have	have	VBP
huygens-treatise-2329	851	45	proved	prove	VBN
huygens-treatise-2329	851	46	above	above	IN
huygens-treatise-2329	851	47	that	that	IN
huygens-treatise-2329	851	48	the	the	DT
huygens-treatise-2329	851	49	pieces	piece	NNS
huygens-treatise-2329	851	50	of	of	IN
huygens-treatise-2329	851	51	spherical	spherical	JJ
huygens-treatise-2329	851	52	waves	wave	NNS
huygens-treatise-2329	851	53	are	be	VBP
huygens-treatise-2329	851	54	propagated	propagate	VBN
huygens-treatise-2329	851	55	along	along	IN
huygens-treatise-2329	851	56	the	the	DT
huygens-treatise-2329	851	57	straight	straight	JJ
huygens-treatise-2329	851	58	lines	line	NNS
huygens-treatise-2329	851	59	coming	come	VBG
huygens-treatise-2329	851	60	from	from	IN
huygens-treatise-2329	851	61	their	-PRON-	PRP$
huygens-treatise-2329	851	62	centre	centre	NN
huygens-treatise-2329	851	63	)	)	-RRB-
huygens-treatise-2329	851	64	,	,	,
huygens-treatise-2329	851	65	and	and	CC
huygens-treatise-2329	851	66	these	these	DT
huygens-treatise-2329	851	67	progressions	progression	NNS
huygens-treatise-2329	851	68	of	of	IN
huygens-treatise-2329	851	69	the	the	DT
huygens-treatise-2329	851	70	pieces	piece	NNS
huygens-treatise-2329	851	71	of	of	IN
huygens-treatise-2329	851	72	the	the	DT
huygens-treatise-2329	851	73	waves	wave	NNS
huygens-treatise-2329	851	74	constitute	constitute	VBP
huygens-treatise-2329	851	75	the	the	DT
huygens-treatise-2329	851	76	rays	ray	NNS
huygens-treatise-2329	851	77	themselves	-PRON-	PRP
huygens-treatise-2329	851	78	of	of	IN
huygens-treatise-2329	851	79	light	light	NN
huygens-treatise-2329	851	80	.	.	.
huygens-treatise-2329	852	1	It	-PRON-	PRP
huygens-treatise-2329	852	2	appears	appear	VBZ
huygens-treatise-2329	852	3	then	then	RB
huygens-treatise-2329	852	4	that	that	IN
huygens-treatise-2329	852	5	all	all	PDT
huygens-treatise-2329	852	6	these	these	DT
huygens-treatise-2329	852	7	rays	ray	NNS
huygens-treatise-2329	852	8	tend	tend	VBP
huygens-treatise-2329	852	9	here	here	RB
huygens-treatise-2329	852	10	towards	towards	IN
huygens-treatise-2329	852	11	the	the	DT
huygens-treatise-2329	852	12	point	point	NN
huygens-treatise-2329	852	13	B.	B.	NNP
huygens-treatise-2329	853	1	One	one	PRP
huygens-treatise-2329	853	2	might	may	MD
huygens-treatise-2329	853	3	also	also	RB
huygens-treatise-2329	853	4	determine	determine	VB
huygens-treatise-2329	853	5	the	the	DT
huygens-treatise-2329	853	6	point	point	NN
huygens-treatise-2329	853	7	C	C	NNP
huygens-treatise-2329	853	8	,	,	,
huygens-treatise-2329	853	9	and	and	CC
huygens-treatise-2329	853	10	all	all	PDT
huygens-treatise-2329	853	11	the	the	DT
huygens-treatise-2329	853	12	others	other	NNS
huygens-treatise-2329	853	13	,	,	,
huygens-treatise-2329	853	14	in	in	IN
huygens-treatise-2329	853	15	this	this	DT
huygens-treatise-2329	853	16	curve	curve	NN
huygens-treatise-2329	853	17	which	which	WDT
huygens-treatise-2329	853	18	serves	serve	VBZ
huygens-treatise-2329	853	19	for	for	IN
huygens-treatise-2329	853	20	the	the	DT
huygens-treatise-2329	853	21	refraction	refraction	NN
huygens-treatise-2329	853	22	,	,	,
huygens-treatise-2329	853	23	by	by	IN
huygens-treatise-2329	853	24	dividing	divide	VBG
huygens-treatise-2329	853	25	DA	DA	NNP
huygens-treatise-2329	853	26	at	at	IN
huygens-treatise-2329	853	27	G	g	NN
huygens-treatise-2329	853	28	in	in	IN
huygens-treatise-2329	853	29	such	such	PDT
huygens-treatise-2329	853	30	a	a	DT
huygens-treatise-2329	853	31	way	way	NN
huygens-treatise-2329	853	32	that	that	WDT
huygens-treatise-2329	853	33	DG	DG	NNP
huygens-treatise-2329	853	34	is	be	VBZ
huygens-treatise-2329	853	35	2/3	2/3	CD
huygens-treatise-2329	853	36	of	of	IN
huygens-treatise-2329	853	37	DA	DA	NNP
huygens-treatise-2329	853	38	,	,	,
huygens-treatise-2329	853	39	and	and	CC
huygens-treatise-2329	853	40	describing	describe	VBG
huygens-treatise-2329	853	41	from	from	IN
huygens-treatise-2329	853	42	the	the	DT
huygens-treatise-2329	853	43	centre	centre	NN
huygens-treatise-2329	853	44	B	B	NNP
huygens-treatise-2329	853	45	any	any	DT
huygens-treatise-2329	853	46	arc	arc	NN
huygens-treatise-2329	853	47	CX	cx	NN
huygens-treatise-2329	853	48	which	which	WDT
huygens-treatise-2329	853	49	cuts	cut	VBZ
huygens-treatise-2329	853	50	BD	BD	NNP
huygens-treatise-2329	853	51	at	at	IN
huygens-treatise-2329	853	52	N	N	NNP
huygens-treatise-2329	853	53	,	,	,
huygens-treatise-2329	853	54	and	and	CC
huygens-treatise-2329	853	55	another	another	DT
huygens-treatise-2329	853	56	from	from	IN
huygens-treatise-2329	853	57	the	the	DT
huygens-treatise-2329	853	58	centre	centre	NN
huygens-treatise-2329	853	59	A	A	NNP
huygens-treatise-2329	853	60	with	with	IN
huygens-treatise-2329	853	61	its	-PRON-	PRP$
huygens-treatise-2329	853	62	semi	semi	JJ
huygens-treatise-2329	853	63	-	-	JJ
huygens-treatise-2329	853	64	diameter	diameter	NN
huygens-treatise-2329	853	65	AF	AF	NNP
huygens-treatise-2329	853	66	equal	equal	JJ
huygens-treatise-2329	853	67	to	to	IN
huygens-treatise-2329	853	68	3/2	3/2	CD
huygens-treatise-2329	853	69	of	of	IN
huygens-treatise-2329	853	70	GX	GX	NNP
huygens-treatise-2329	853	71	;	;	:
huygens-treatise-2329	853	72	or	or	CC
huygens-treatise-2329	853	73	rather	rather	RB
huygens-treatise-2329	853	74	,	,	,
huygens-treatise-2329	853	75	having	have	VBG
huygens-treatise-2329	853	76	described	describe	VBN
huygens-treatise-2329	853	77	,	,	,
huygens-treatise-2329	853	78	as	as	IN
huygens-treatise-2329	853	79	before	before	RB
huygens-treatise-2329	853	80	,	,	,
huygens-treatise-2329	853	81	the	the	DT
huygens-treatise-2329	853	82	arc	arc	NNP
huygens-treatise-2329	853	83	CX	CX	NNP
huygens-treatise-2329	853	84	,	,	,
huygens-treatise-2329	853	85	it	-PRON-	PRP
huygens-treatise-2329	853	86	is	be	VBZ
huygens-treatise-2329	853	87	only	only	RB
huygens-treatise-2329	853	88	necessary	necessary	JJ
huygens-treatise-2329	853	89	to	to	TO
huygens-treatise-2329	853	90	make	make	VB
huygens-treatise-2329	853	91	DF	DF	NNP
huygens-treatise-2329	853	92	equal	equal	JJ
huygens-treatise-2329	853	93	to	to	IN
huygens-treatise-2329	853	94	3/2	3/2	CD
huygens-treatise-2329	853	95	of	of	IN
huygens-treatise-2329	853	96	DX	DX	NNP
huygens-treatise-2329	853	97	,	,	,
huygens-treatise-2329	853	98	and	and	CC
huygens-treatise-2329	853	99	from	from	IN
huygens-treatise-2329	853	100	-	-	HYPH
huygens-treatise-2329	853	101	the	the	DT
huygens-treatise-2329	853	102	centre	centre	NN
huygens-treatise-2329	853	103	A	a	NN
huygens-treatise-2329	853	104	to	to	TO
huygens-treatise-2329	853	105	strike	strike	VB
huygens-treatise-2329	853	106	the	the	DT
huygens-treatise-2329	853	107	arc	arc	NNP
huygens-treatise-2329	853	108	FC	FC	NNP
huygens-treatise-2329	853	109	;	;	:
huygens-treatise-2329	853	110	for	for	IN
huygens-treatise-2329	853	111	these	these	DT
huygens-treatise-2329	853	112	two	two	CD
huygens-treatise-2329	853	113	constructions	construction	NNS
huygens-treatise-2329	853	114	,	,	,
huygens-treatise-2329	853	115	as	as	IN
huygens-treatise-2329	853	116	may	may	MD
huygens-treatise-2329	853	117	be	be	VB
huygens-treatise-2329	853	118	easily	easily	RB
huygens-treatise-2329	853	119	known	know	VBN
huygens-treatise-2329	853	120	,	,	,
huygens-treatise-2329	853	121	come	come	VB
huygens-treatise-2329	853	122	back	back	RB
huygens-treatise-2329	853	123	to	to	IN
huygens-treatise-2329	853	124	the	the	DT
huygens-treatise-2329	853	125	first	first	JJ
huygens-treatise-2329	853	126	one	one	CD
huygens-treatise-2329	853	127	which	which	WDT
huygens-treatise-2329	853	128	was	be	VBD
huygens-treatise-2329	853	129	shown	show	VBN
huygens-treatise-2329	853	130	before	before	IN
huygens-treatise-2329	853	131	.	.	.
huygens-treatise-2329	854	1	And	and	CC
huygens-treatise-2329	854	2	it	-PRON-	PRP
huygens-treatise-2329	854	3	is	be	VBZ
huygens-treatise-2329	854	4	manifest	manif	JJS
huygens-treatise-2329	854	5	by	by	IN
huygens-treatise-2329	854	6	the	the	DT
huygens-treatise-2329	854	7	last	last	JJ
huygens-treatise-2329	854	8	method	method	NN
huygens-treatise-2329	854	9	that	that	IN
huygens-treatise-2329	854	10	this	this	DT
huygens-treatise-2329	854	11	curve	curve	NN
huygens-treatise-2329	854	12	is	be	VBZ
huygens-treatise-2329	854	13	the	the	DT
huygens-treatise-2329	854	14	same	same	JJ
huygens-treatise-2329	854	15	that	that	IN
huygens-treatise-2329	854	16	Mr.	Mr.	NNP
huygens-treatise-2329	854	17	Des	Des	NNP
huygens-treatise-2329	854	18	Cartes	Cartes	NNP
huygens-treatise-2329	854	19	has	have	VBZ
huygens-treatise-2329	854	20	given	give	VBN
huygens-treatise-2329	854	21	in	in	IN
huygens-treatise-2329	854	22	his	-PRON-	PRP$
huygens-treatise-2329	854	23	Geometry	Geometry	NNP
huygens-treatise-2329	854	24	,	,	,
huygens-treatise-2329	854	25	and	and	CC
huygens-treatise-2329	854	26	which	which	WDT
huygens-treatise-2329	854	27	he	-PRON-	PRP
huygens-treatise-2329	854	28	calls	call	VBZ
huygens-treatise-2329	854	29	the	the	DT
huygens-treatise-2329	854	30	first	first	JJ
huygens-treatise-2329	854	31	of	of	IN
huygens-treatise-2329	854	32	his	-PRON-	PRP$
huygens-treatise-2329	854	33	Ovals	oval	NNS
huygens-treatise-2329	854	34	.	.	.
huygens-treatise-2329	855	1	It	-PRON-	PRP
huygens-treatise-2329	855	2	is	be	VBZ
huygens-treatise-2329	855	3	only	only	RB
huygens-treatise-2329	855	4	a	a	DT
huygens-treatise-2329	855	5	part	part	NN
huygens-treatise-2329	855	6	of	of	IN
huygens-treatise-2329	855	7	this	this	DT
huygens-treatise-2329	855	8	oval	oval	NN
huygens-treatise-2329	855	9	which	which	WDT
huygens-treatise-2329	855	10	serves	serve	VBZ
huygens-treatise-2329	855	11	for	for	IN
huygens-treatise-2329	855	12	the	the	DT
huygens-treatise-2329	855	13	refraction	refraction	NN
huygens-treatise-2329	855	14	,	,	,
huygens-treatise-2329	855	15	namely	namely	RB
huygens-treatise-2329	855	16	,	,	,
huygens-treatise-2329	855	17	the	the	DT
huygens-treatise-2329	855	18	part	part	NN
huygens-treatise-2329	855	19	DK	DK	NNP
huygens-treatise-2329	855	20	,	,	,
huygens-treatise-2329	855	21	ending	end	VBG
huygens-treatise-2329	855	22	at	at	IN
huygens-treatise-2329	855	23	K	K	NNP
huygens-treatise-2329	855	24	,	,	,
huygens-treatise-2329	855	25	if	if	IN
huygens-treatise-2329	855	26	AK	AK	NNP
huygens-treatise-2329	855	27	is	be	VBZ
huygens-treatise-2329	855	28	the	the	DT
huygens-treatise-2329	855	29	tangent	tangent	NN
huygens-treatise-2329	855	30	.	.	.
huygens-treatise-2329	856	1	As	as	IN
huygens-treatise-2329	856	2	to	to	IN
huygens-treatise-2329	856	3	the	the	DT
huygens-treatise-2329	856	4	,	,	,
huygens-treatise-2329	856	5	other	other	JJ
huygens-treatise-2329	856	6	part	part	NN
huygens-treatise-2329	856	7	,	,	,
huygens-treatise-2329	856	8	Des	Des	NNP
huygens-treatise-2329	856	9	Cartes	Cartes	NNP
huygens-treatise-2329	856	10	has	have	VBZ
huygens-treatise-2329	856	11	remarked	remark	VBN
huygens-treatise-2329	856	12	that	that	IN
huygens-treatise-2329	856	13	it	-PRON-	PRP
huygens-treatise-2329	856	14	could	could	MD
huygens-treatise-2329	856	15	serve	serve	VB
huygens-treatise-2329	856	16	for	for	IN
huygens-treatise-2329	856	17	reflexions	reflexion	NNS
huygens-treatise-2329	856	18	,	,	,
huygens-treatise-2329	856	19	if	if	IN
huygens-treatise-2329	856	20	there	there	EX
huygens-treatise-2329	856	21	were	be	VBD
huygens-treatise-2329	856	22	some	some	DT
huygens-treatise-2329	856	23	material	material	NN
huygens-treatise-2329	856	24	of	of	IN
huygens-treatise-2329	856	25	a	a	DT
huygens-treatise-2329	856	26	mirror	mirror	NN
huygens-treatise-2329	856	27	of	of	IN
huygens-treatise-2329	856	28	such	such	PDT
huygens-treatise-2329	856	29	a	a	DT
huygens-treatise-2329	856	30	nature	nature	NN
huygens-treatise-2329	856	31	that	that	IN
huygens-treatise-2329	856	32	by	by	IN
huygens-treatise-2329	856	33	its	-PRON-	PRP$
huygens-treatise-2329	856	34	means	mean	NNS
huygens-treatise-2329	856	35	the	the	DT
huygens-treatise-2329	856	36	force	force	NN
huygens-treatise-2329	856	37	of	of	IN
huygens-treatise-2329	856	38	the	the	DT
huygens-treatise-2329	856	39	rays	ray	NNS
huygens-treatise-2329	856	40	(	(	-LRB-
huygens-treatise-2329	856	41	or	or	CC
huygens-treatise-2329	856	42	,	,	,
huygens-treatise-2329	856	43	as	as	IN
huygens-treatise-2329	856	44	we	-PRON-	PRP
huygens-treatise-2329	856	45	should	should	MD
huygens-treatise-2329	856	46	say	say	VB
huygens-treatise-2329	856	47	,	,	,
huygens-treatise-2329	856	48	the	the	DT
huygens-treatise-2329	856	49	velocity	velocity	NN
huygens-treatise-2329	856	50	of	of	IN
huygens-treatise-2329	856	51	the	the	DT
huygens-treatise-2329	856	52	light	light	NN
huygens-treatise-2329	856	53	,	,	,
huygens-treatise-2329	856	54	which	which	WDT
huygens-treatise-2329	856	55	he	-PRON-	PRP
huygens-treatise-2329	856	56	could	could	MD
huygens-treatise-2329	856	57	not	not	RB
huygens-treatise-2329	856	58	say	say	VB
huygens-treatise-2329	856	59	,	,	,
huygens-treatise-2329	856	60	since	since	IN
huygens-treatise-2329	856	61	he	-PRON-	PRP
huygens-treatise-2329	856	62	held	hold	VBD
huygens-treatise-2329	856	63	that	that	IN
huygens-treatise-2329	856	64	the	the	DT
huygens-treatise-2329	856	65	movement	movement	NN
huygens-treatise-2329	856	66	of	of	IN
huygens-treatise-2329	856	67	light	light	NN
huygens-treatise-2329	856	68	was	be	VBD
huygens-treatise-2329	856	69	instantaneous	instantaneous	JJ
huygens-treatise-2329	856	70	)	)	-RRB-
huygens-treatise-2329	856	71	could	could	MD
huygens-treatise-2329	856	72	be	be	VB
huygens-treatise-2329	856	73	augmented	augment	VBN
huygens-treatise-2329	856	74	in	in	IN
huygens-treatise-2329	856	75	the	the	DT
huygens-treatise-2329	856	76	proportion	proportion	NN
huygens-treatise-2329	856	77	of	of	IN
huygens-treatise-2329	856	78	3	3	CD
huygens-treatise-2329	856	79	to	to	IN
huygens-treatise-2329	856	80	2	2	CD
huygens-treatise-2329	856	81	.	.	.
huygens-treatise-2329	857	1	But	but	CC
huygens-treatise-2329	857	2	we	-PRON-	PRP
huygens-treatise-2329	857	3	have	have	VBP
huygens-treatise-2329	857	4	shown	show	VBN
huygens-treatise-2329	857	5	that	that	IN
huygens-treatise-2329	857	6	in	in	IN
huygens-treatise-2329	857	7	our	-PRON-	PRP$
huygens-treatise-2329	857	8	way	way	NN
huygens-treatise-2329	857	9	of	of	IN
huygens-treatise-2329	857	10	explaining	explain	VBG
huygens-treatise-2329	857	11	reflexion	reflexion	NN
huygens-treatise-2329	857	12	,	,	,
huygens-treatise-2329	857	13	such	such	PDT
huygens-treatise-2329	857	14	a	a	DT
huygens-treatise-2329	857	15	thing	thing	NN
huygens-treatise-2329	857	16	could	could	MD
huygens-treatise-2329	857	17	not	not	RB
huygens-treatise-2329	857	18	arise	arise	VB
huygens-treatise-2329	857	19	from	from	IN
huygens-treatise-2329	857	20	the	the	DT
huygens-treatise-2329	857	21	matter	matter	NN
huygens-treatise-2329	857	22	of	of	IN
huygens-treatise-2329	857	23	the	the	DT
huygens-treatise-2329	857	24	mirror	mirror	NN
huygens-treatise-2329	857	25	,	,	,
huygens-treatise-2329	857	26	and	and	CC
huygens-treatise-2329	857	27	it	-PRON-	PRP
huygens-treatise-2329	857	28	is	be	VBZ
huygens-treatise-2329	857	29	entirely	entirely	RB
huygens-treatise-2329	857	30	impossible	impossible	JJ
huygens-treatise-2329	857	31	.	.	.
huygens-treatise-2329	858	1	[	[	-LRB-
huygens-treatise-2329	858	2	Illustration	illustration	NN
huygens-treatise-2329	858	3	]	]	-RRB-
huygens-treatise-2329	858	4	[	[	-LRB-
huygens-treatise-2329	858	5	Illustration	illustration	NN
huygens-treatise-2329	858	6	]	]	-RRB-
huygens-treatise-2329	858	7	From	from	IN
huygens-treatise-2329	858	8	what	what	WP
huygens-treatise-2329	858	9	has	have	VBZ
huygens-treatise-2329	858	10	been	be	VBN
huygens-treatise-2329	858	11	demonstrated	demonstrate	VBN
huygens-treatise-2329	858	12	about	about	IN
huygens-treatise-2329	858	13	this	this	DT
huygens-treatise-2329	858	14	oval	oval	NN
huygens-treatise-2329	858	15	,	,	,
huygens-treatise-2329	858	16	it	-PRON-	PRP
huygens-treatise-2329	858	17	will	will	MD
huygens-treatise-2329	858	18	be	be	VB
huygens-treatise-2329	858	19	easy	easy	JJ
huygens-treatise-2329	858	20	to	to	TO
huygens-treatise-2329	858	21	find	find	VB
huygens-treatise-2329	858	22	the	the	DT
huygens-treatise-2329	858	23	figure	figure	NN
huygens-treatise-2329	858	24	which	which	WDT
huygens-treatise-2329	858	25	serves	serve	VBZ
huygens-treatise-2329	858	26	to	to	TO
huygens-treatise-2329	858	27	collect	collect	VB
huygens-treatise-2329	858	28	to	to	IN
huygens-treatise-2329	858	29	a	a	DT
huygens-treatise-2329	858	30	point	point	NN
huygens-treatise-2329	858	31	incident	incident	NN
huygens-treatise-2329	858	32	parallel	parallel	NN
huygens-treatise-2329	858	33	rays	ray	NNS
huygens-treatise-2329	858	34	.	.	.
huygens-treatise-2329	859	1	For	for	IN
huygens-treatise-2329	859	2	by	by	IN
huygens-treatise-2329	859	3	supposing	suppose	VBG
huygens-treatise-2329	859	4	just	just	RB
huygens-treatise-2329	859	5	the	the	DT
huygens-treatise-2329	859	6	same	same	JJ
huygens-treatise-2329	859	7	construction	construction	NN
huygens-treatise-2329	859	8	,	,	,
huygens-treatise-2329	859	9	but	but	CC
huygens-treatise-2329	859	10	the	the	DT
huygens-treatise-2329	859	11	point	point	NN
huygens-treatise-2329	859	12	A	a	DT
huygens-treatise-2329	859	13	infinitely	infinitely	RB
huygens-treatise-2329	859	14	distant	distant	JJ
huygens-treatise-2329	859	15	,	,	,
huygens-treatise-2329	859	16	giving	give	VBG
huygens-treatise-2329	859	17	parallel	parallel	JJ
huygens-treatise-2329	859	18	rays	ray	NNS
huygens-treatise-2329	859	19	,	,	,
huygens-treatise-2329	859	20	our	-PRON-	PRP$
huygens-treatise-2329	859	21	oval	oval	NN
huygens-treatise-2329	859	22	becomes	become	VBZ
huygens-treatise-2329	859	23	a	a	DT
huygens-treatise-2329	859	24	true	true	JJ
huygens-treatise-2329	859	25	Ellipse	Ellipse	NNP
huygens-treatise-2329	859	26	,	,	,
huygens-treatise-2329	859	27	the	the	DT
huygens-treatise-2329	859	28	construction	construction	NN
huygens-treatise-2329	859	29	of	of	IN
huygens-treatise-2329	859	30	which	which	WDT
huygens-treatise-2329	859	31	differs	differ	VBZ
huygens-treatise-2329	859	32	in	in	IN
huygens-treatise-2329	859	33	no	no	DT
huygens-treatise-2329	859	34	way	way	NN
huygens-treatise-2329	859	35	from	from	IN
huygens-treatise-2329	859	36	that	that	DT
huygens-treatise-2329	859	37	of	of	IN
huygens-treatise-2329	859	38	the	the	DT
huygens-treatise-2329	859	39	oval	oval	NN
huygens-treatise-2329	859	40	,	,	,
huygens-treatise-2329	859	41	except	except	IN
huygens-treatise-2329	859	42	that	that	DT
huygens-treatise-2329	859	43	FC	FC	NNP
huygens-treatise-2329	859	44	,	,	,
huygens-treatise-2329	859	45	which	which	WDT
huygens-treatise-2329	859	46	previously	previously	RB
huygens-treatise-2329	859	47	was	be	VBD
huygens-treatise-2329	859	48	an	an	DT
huygens-treatise-2329	859	49	arc	arc	NN
huygens-treatise-2329	859	50	of	of	IN
huygens-treatise-2329	859	51	a	a	DT
huygens-treatise-2329	859	52	circle	circle	NN
huygens-treatise-2329	859	53	,	,	,
huygens-treatise-2329	859	54	is	be	VBZ
huygens-treatise-2329	859	55	here	here	RB
huygens-treatise-2329	859	56	a	a	DT
huygens-treatise-2329	859	57	straight	straight	JJ
huygens-treatise-2329	859	58	line	line	NN
huygens-treatise-2329	859	59	,	,	,
huygens-treatise-2329	859	60	perpendicular	perpendicular	JJ
huygens-treatise-2329	859	61	to	to	IN
huygens-treatise-2329	859	62	DB	DB	NNP
huygens-treatise-2329	859	63	.	.	.
huygens-treatise-2329	860	1	For	for	IN
huygens-treatise-2329	860	2	the	the	DT
huygens-treatise-2329	860	3	wave	wave	NN
huygens-treatise-2329	860	4	of	of	IN
huygens-treatise-2329	860	5	light	light	JJ
huygens-treatise-2329	860	6	DN	DN	NNP
huygens-treatise-2329	860	7	,	,	,
huygens-treatise-2329	860	8	being	be	VBG
huygens-treatise-2329	860	9	likewise	likewise	RB
huygens-treatise-2329	860	10	represented	represent	VBN
huygens-treatise-2329	860	11	by	by	IN
huygens-treatise-2329	860	12	a	a	DT
huygens-treatise-2329	860	13	straight	straight	JJ
huygens-treatise-2329	860	14	line	line	NN
huygens-treatise-2329	860	15	,	,	,
huygens-treatise-2329	860	16	it	-PRON-	PRP
huygens-treatise-2329	860	17	will	will	MD
huygens-treatise-2329	860	18	be	be	VB
huygens-treatise-2329	860	19	seen	see	VBN
huygens-treatise-2329	860	20	that	that	IN
huygens-treatise-2329	860	21	all	all	PDT
huygens-treatise-2329	860	22	the	the	DT
huygens-treatise-2329	860	23	points	point	NNS
huygens-treatise-2329	860	24	of	of	IN
huygens-treatise-2329	860	25	this	this	DT
huygens-treatise-2329	860	26	wave	wave	NN
huygens-treatise-2329	860	27	,	,	,
huygens-treatise-2329	860	28	travelling	travel	VBG
huygens-treatise-2329	860	29	as	as	RB
huygens-treatise-2329	860	30	far	far	RB
huygens-treatise-2329	860	31	as	as	IN
huygens-treatise-2329	860	32	the	the	DT
huygens-treatise-2329	860	33	surface	surface	NN
huygens-treatise-2329	860	34	KD	KD	NNP
huygens-treatise-2329	860	35	along	along	IN
huygens-treatise-2329	860	36	lines	line	NNS
huygens-treatise-2329	860	37	parallel	parallel	JJ
huygens-treatise-2329	860	38	to	to	IN
huygens-treatise-2329	860	39	DB	DB	NNP
huygens-treatise-2329	860	40	,	,	,
huygens-treatise-2329	860	41	will	will	MD
huygens-treatise-2329	860	42	advance	advance	VB
huygens-treatise-2329	860	43	subsequently	subsequently	RB
huygens-treatise-2329	860	44	towards	towards	IN
huygens-treatise-2329	860	45	the	the	DT
huygens-treatise-2329	860	46	point	point	NN
huygens-treatise-2329	860	47	B	b	NN
huygens-treatise-2329	860	48	,	,	,
huygens-treatise-2329	860	49	and	and	CC
huygens-treatise-2329	860	50	will	will	MD
huygens-treatise-2329	860	51	arrive	arrive	VB
huygens-treatise-2329	860	52	there	there	RB
huygens-treatise-2329	860	53	at	at	IN
huygens-treatise-2329	860	54	the	the	DT
huygens-treatise-2329	860	55	same	same	JJ
huygens-treatise-2329	860	56	time	time	NN
huygens-treatise-2329	860	57	.	.	.
huygens-treatise-2329	861	1	As	as	IN
huygens-treatise-2329	861	2	for	for	IN
huygens-treatise-2329	861	3	the	the	DT
huygens-treatise-2329	861	4	Ellipse	Ellipse	NNP
huygens-treatise-2329	861	5	which	which	WDT
huygens-treatise-2329	861	6	served	serve	VBD
huygens-treatise-2329	861	7	for	for	IN
huygens-treatise-2329	861	8	reflexion	reflexion	NN
huygens-treatise-2329	861	9	,	,	,
huygens-treatise-2329	861	10	it	-PRON-	PRP
huygens-treatise-2329	861	11	is	be	VBZ
huygens-treatise-2329	861	12	evident	evident	JJ
huygens-treatise-2329	861	13	that	that	IN
huygens-treatise-2329	861	14	it	-PRON-	PRP
huygens-treatise-2329	861	15	will	will	MD
huygens-treatise-2329	861	16	here	here	RB
huygens-treatise-2329	861	17	become	become	VB
huygens-treatise-2329	861	18	a	a	DT
huygens-treatise-2329	861	19	parabola	parabola	NN
huygens-treatise-2329	861	20	,	,	,
huygens-treatise-2329	861	21	since	since	IN
huygens-treatise-2329	861	22	its	-PRON-	PRP$
huygens-treatise-2329	861	23	focus	focus	NN
huygens-treatise-2329	861	24	A	A	NNP
huygens-treatise-2329	861	25	may	may	MD
huygens-treatise-2329	861	26	be	be	VB
huygens-treatise-2329	861	27	regarded	regard	VBN
huygens-treatise-2329	861	28	as	as	IN
huygens-treatise-2329	861	29	infinitely	infinitely	RB
huygens-treatise-2329	861	30	distant	distant	JJ
huygens-treatise-2329	861	31	from	from	IN
huygens-treatise-2329	861	32	the	the	DT
huygens-treatise-2329	861	33	other	other	JJ
huygens-treatise-2329	861	34	,	,	,
huygens-treatise-2329	861	35	B	b	NN
huygens-treatise-2329	861	36	,	,	,
huygens-treatise-2329	861	37	which	which	WDT
huygens-treatise-2329	861	38	is	be	VBZ
huygens-treatise-2329	861	39	here	here	RB
huygens-treatise-2329	861	40	the	the	DT
huygens-treatise-2329	861	41	focus	focus	NN
huygens-treatise-2329	861	42	of	of	IN
huygens-treatise-2329	861	43	the	the	DT
huygens-treatise-2329	861	44	parabola	parabola	NN
huygens-treatise-2329	861	45	,	,	,
huygens-treatise-2329	861	46	towards	towards	IN
huygens-treatise-2329	861	47	which	which	WDT
huygens-treatise-2329	861	48	all	all	PDT
huygens-treatise-2329	861	49	the	the	DT
huygens-treatise-2329	861	50	reflexions	reflexion	NNS
huygens-treatise-2329	861	51	of	of	IN
huygens-treatise-2329	861	52	rays	ray	NNS
huygens-treatise-2329	861	53	parallel	parallel	JJ
huygens-treatise-2329	861	54	to	to	IN
huygens-treatise-2329	861	55	AB	AB	NNP
huygens-treatise-2329	861	56	tend	tend	NN
huygens-treatise-2329	861	57	.	.	.
huygens-treatise-2329	862	1	And	and	CC
huygens-treatise-2329	862	2	the	the	DT
huygens-treatise-2329	862	3	demonstration	demonstration	NN
huygens-treatise-2329	862	4	of	of	IN
huygens-treatise-2329	862	5	these	these	DT
huygens-treatise-2329	862	6	effects	effect	NNS
huygens-treatise-2329	862	7	is	be	VBZ
huygens-treatise-2329	862	8	just	just	RB
huygens-treatise-2329	862	9	the	the	DT
huygens-treatise-2329	862	10	same	same	JJ
huygens-treatise-2329	862	11	as	as	IN
huygens-treatise-2329	862	12	the	the	DT
huygens-treatise-2329	862	13	preceding	precede	VBG
huygens-treatise-2329	862	14	.	.	.
huygens-treatise-2329	863	1	But	but	CC
huygens-treatise-2329	863	2	that	that	IN
huygens-treatise-2329	863	3	this	this	DT
huygens-treatise-2329	863	4	curved	curved	JJ
huygens-treatise-2329	863	5	line	line	NN
huygens-treatise-2329	863	6	CDE	CDE	NNP
huygens-treatise-2329	863	7	which	which	WDT
huygens-treatise-2329	863	8	serves	serve	VBZ
huygens-treatise-2329	863	9	for	for	IN
huygens-treatise-2329	863	10	refraction	refraction	NN
huygens-treatise-2329	863	11	is	be	VBZ
huygens-treatise-2329	863	12	an	an	DT
huygens-treatise-2329	863	13	Ellipse	Ellipse	NNP
huygens-treatise-2329	863	14	,	,	,
huygens-treatise-2329	863	15	and	and	CC
huygens-treatise-2329	863	16	is	be	VBZ
huygens-treatise-2329	863	17	such	such	JJ
huygens-treatise-2329	863	18	that	that	IN
huygens-treatise-2329	863	19	its	-PRON-	PRP$
huygens-treatise-2329	863	20	major	major	JJ
huygens-treatise-2329	863	21	diameter	diameter	NN
huygens-treatise-2329	863	22	is	be	VBZ
huygens-treatise-2329	863	23	to	to	IN
huygens-treatise-2329	863	24	the	the	DT
huygens-treatise-2329	863	25	distance	distance	NN
huygens-treatise-2329	863	26	between	between	IN
huygens-treatise-2329	863	27	its	-PRON-	PRP$
huygens-treatise-2329	863	28	foci	foci	NN
huygens-treatise-2329	863	29	as	as	IN
huygens-treatise-2329	863	30	3	3	CD
huygens-treatise-2329	863	31	to	to	IN
huygens-treatise-2329	863	32	2	2	CD
huygens-treatise-2329	863	33	,	,	,
huygens-treatise-2329	863	34	which	which	WDT
huygens-treatise-2329	863	35	is	be	VBZ
huygens-treatise-2329	863	36	the	the	DT
huygens-treatise-2329	863	37	proportion	proportion	NN
huygens-treatise-2329	863	38	of	of	IN
huygens-treatise-2329	863	39	the	the	DT
huygens-treatise-2329	863	40	refraction	refraction	NN
huygens-treatise-2329	863	41	,	,	,
huygens-treatise-2329	863	42	can	can	MD
huygens-treatise-2329	863	43	be	be	VB
huygens-treatise-2329	863	44	easily	easily	RB
huygens-treatise-2329	863	45	found	find	VBN
huygens-treatise-2329	863	46	by	by	IN
huygens-treatise-2329	863	47	the	the	DT
huygens-treatise-2329	863	48	calculus	calculus	NN
huygens-treatise-2329	863	49	of	of	IN
huygens-treatise-2329	863	50	Algebra	Algebra	NNP
huygens-treatise-2329	863	51	.	.	.
huygens-treatise-2329	864	1	For	for	IN
huygens-treatise-2329	864	2	DB	DB	NNP
huygens-treatise-2329	864	3	,	,	,
huygens-treatise-2329	864	4	which	which	WDT
huygens-treatise-2329	864	5	is	be	VBZ
huygens-treatise-2329	864	6	given	give	VBN
huygens-treatise-2329	864	7	,	,	,
huygens-treatise-2329	864	8	being	be	VBG
huygens-treatise-2329	864	9	called	call	VBN
huygens-treatise-2329	864	10	_	_	NNP
huygens-treatise-2329	864	11	a	a	DT
huygens-treatise-2329	864	12	_	_	NNP
huygens-treatise-2329	864	13	;	;	:
huygens-treatise-2329	864	14	its	-PRON-	PRP$
huygens-treatise-2329	864	15	undetermined	undetermined	JJ
huygens-treatise-2329	864	16	perpendicular	perpendicular	JJ
huygens-treatise-2329	864	17	DT	DT	NNP
huygens-treatise-2329	864	18	being	be	VBG
huygens-treatise-2329	864	19	called	call	VBN
huygens-treatise-2329	864	20	_	_	NNP
huygens-treatise-2329	864	21	x	x	NNP
huygens-treatise-2329	864	22	_	_	NNP
huygens-treatise-2329	864	23	;	;	:
huygens-treatise-2329	864	24	and	and	CC
huygens-treatise-2329	864	25	TC	TC	NNP
huygens-treatise-2329	864	26	_	_	NNP
huygens-treatise-2329	864	27	y	y	NNP
huygens-treatise-2329	864	28	_	_	NNP
huygens-treatise-2329	864	29	;	;	:
huygens-treatise-2329	864	30	FB	FB	NNP
huygens-treatise-2329	864	31	will	will	MD
huygens-treatise-2329	864	32	be	be	VB
huygens-treatise-2329	864	33	_	_	NNP
huygens-treatise-2329	864	34	a	a	NNP
huygens-treatise-2329	864	35	-	-	HYPH
huygens-treatise-2329	864	36	y	y	NNP
huygens-treatise-2329	864	37	_	_	NNP
huygens-treatise-2329	864	38	;	;	:
huygens-treatise-2329	864	39	CB	CB	NNP
huygens-treatise-2329	864	40	will	will	MD
huygens-treatise-2329	864	41	be	be	VB
huygens-treatise-2329	864	42	sqrt(_xx	sqrt(_xx	VBN
huygens-treatise-2329	864	43	+	+	CC
huygens-treatise-2329	864	44	aa	aa	FW
huygens-treatise-2329	864	45	-2ay	-2ay	HYPH
huygens-treatise-2329	864	46	+	+	JJ
huygens-treatise-2329	864	47	yy	yy	PRP$
huygens-treatise-2329	864	48	_	_	NNP
huygens-treatise-2329	864	49	)	)	-RRB-
huygens-treatise-2329	864	50	.	.	.
huygens-treatise-2329	865	1	But	but	CC
huygens-treatise-2329	865	2	the	the	DT
huygens-treatise-2329	865	3	nature	nature	NN
huygens-treatise-2329	865	4	of	of	IN
huygens-treatise-2329	865	5	the	the	DT
huygens-treatise-2329	865	6	curve	curve	NN
huygens-treatise-2329	865	7	is	be	VBZ
huygens-treatise-2329	865	8	such	such	JJ
huygens-treatise-2329	865	9	that	that	IN
huygens-treatise-2329	865	10	2/3	2/3	CD
huygens-treatise-2329	865	11	of	of	IN
huygens-treatise-2329	865	12	TC	TC	NNP
huygens-treatise-2329	865	13	together	together	RB
huygens-treatise-2329	865	14	with	with	IN
huygens-treatise-2329	865	15	CB	CB	NNP
huygens-treatise-2329	865	16	is	be	VBZ
huygens-treatise-2329	865	17	equal	equal	JJ
huygens-treatise-2329	865	18	to	to	IN
huygens-treatise-2329	865	19	DB	DB	NNP
huygens-treatise-2329	865	20	,	,	,
huygens-treatise-2329	865	21	as	as	IN
huygens-treatise-2329	865	22	was	be	VBD
huygens-treatise-2329	865	23	stated	state	VBN
huygens-treatise-2329	865	24	in	in	IN
huygens-treatise-2329	865	25	the	the	DT
huygens-treatise-2329	865	26	last	last	JJ
huygens-treatise-2329	865	27	construction	construction	NN
huygens-treatise-2329	865	28	:	:	:
huygens-treatise-2329	865	29	then	then	RB
huygens-treatise-2329	865	30	the	the	DT
huygens-treatise-2329	865	31	equation	equation	NN
huygens-treatise-2329	865	32	will	will	MD
huygens-treatise-2329	865	33	be	be	VB
huygens-treatise-2329	865	34	between	between	IN
huygens-treatise-2329	865	35	_	_	NNP
huygens-treatise-2329	865	36	(	(	-LRB-
huygens-treatise-2329	865	37	2/3)y	2/3)y	CD
huygens-treatise-2329	865	38	+	+	SYM
huygens-treatise-2329	865	39	sqrt(xx	sqrt(xx	XX
huygens-treatise-2329	865	40	+	+	SYM
huygens-treatise-2329	865	41	aa	aa	JJ
huygens-treatise-2329	865	42	-	-	HYPH
huygens-treatise-2329	865	43	2ay	2ay	JJ
huygens-treatise-2329	865	44	+	+	SYM
huygens-treatise-2329	865	45	yy	yy	NN
huygens-treatise-2329	865	46	)	)	-RRB-
huygens-treatise-2329	865	47	_	_	NNP
huygens-treatise-2329	865	48	and	and	CC
huygens-treatise-2329	865	49	_	_	NNP
huygens-treatise-2329	865	50	a	a	DT
huygens-treatise-2329	865	51	_	_	NNP
huygens-treatise-2329	865	52	;	;	:
huygens-treatise-2329	865	53	which	which	WDT
huygens-treatise-2329	865	54	being	be	VBG
huygens-treatise-2329	865	55	reduced	reduce	VBN
huygens-treatise-2329	865	56	,	,	,
huygens-treatise-2329	865	57	gives	give	VBZ
huygens-treatise-2329	865	58	_	_	NNP
huygens-treatise-2329	865	59	(	(	-LRB-
huygens-treatise-2329	865	60	6/5)ay	6/5)ay	CD
huygens-treatise-2329	865	61	-	-	HYPH
huygens-treatise-2329	865	62	yy	yy	PRP$
huygens-treatise-2329	865	63	_	_	NNP
huygens-treatise-2329	865	64	equal	equal	JJ
huygens-treatise-2329	865	65	to	to	IN
huygens-treatise-2329	865	66	_	_	NNP
huygens-treatise-2329	865	67	(	(	-LRB-
huygens-treatise-2329	865	68	9/5)xx	9/5)xx	CD
huygens-treatise-2329	865	69	_	_	NNP
huygens-treatise-2329	865	70	;	;	:
huygens-treatise-2329	865	71	that	that	DT
huygens-treatise-2329	865	72	is	be	VBZ
huygens-treatise-2329	865	73	to	to	TO
huygens-treatise-2329	865	74	say	say	VB
huygens-treatise-2329	865	75	that	that	IN
huygens-treatise-2329	865	76	having	have	VBG
huygens-treatise-2329	865	77	made	make	VBN
huygens-treatise-2329	865	78	DO	DO	NNP
huygens-treatise-2329	865	79	equal	equal	JJ
huygens-treatise-2329	865	80	to	to	IN
huygens-treatise-2329	865	81	6/5	6/5	CD
huygens-treatise-2329	865	82	of	of	IN
huygens-treatise-2329	865	83	DB	DB	NNP
huygens-treatise-2329	865	84	,	,	,
huygens-treatise-2329	865	85	the	the	DT
huygens-treatise-2329	865	86	rectangle	rectangle	NNP
huygens-treatise-2329	865	87	DFO	DFO	NNP
huygens-treatise-2329	865	88	is	be	VBZ
huygens-treatise-2329	865	89	equal	equal	JJ
huygens-treatise-2329	865	90	to	to	IN
huygens-treatise-2329	865	91	9/5	9/5	CD
huygens-treatise-2329	865	92	of	of	IN
huygens-treatise-2329	865	93	the	the	DT
huygens-treatise-2329	865	94	square	square	NN
huygens-treatise-2329	865	95	on	on	IN
huygens-treatise-2329	865	96	FC	FC	NNP
huygens-treatise-2329	865	97	.	.	.
huygens-treatise-2329	866	1	Whence	whence	NN
huygens-treatise-2329	866	2	it	-PRON-	PRP
huygens-treatise-2329	866	3	is	be	VBZ
huygens-treatise-2329	866	4	seen	see	VBN
huygens-treatise-2329	866	5	that	that	IN
huygens-treatise-2329	866	6	DC	DC	NNP
huygens-treatise-2329	866	7	is	be	VBZ
huygens-treatise-2329	866	8	an	an	DT
huygens-treatise-2329	866	9	ellipse	ellipse	NN
huygens-treatise-2329	866	10	,	,	,
huygens-treatise-2329	866	11	of	of	IN
huygens-treatise-2329	866	12	which	which	WDT
huygens-treatise-2329	866	13	the	the	DT
huygens-treatise-2329	866	14	axis	axi	NNS
huygens-treatise-2329	866	15	DO	DO	NNP
huygens-treatise-2329	866	16	is	be	VBZ
huygens-treatise-2329	866	17	to	to	IN
huygens-treatise-2329	866	18	the	the	DT
huygens-treatise-2329	866	19	parameter	parameter	NN
huygens-treatise-2329	866	20	as	as	IN
huygens-treatise-2329	866	21	9	9	CD
huygens-treatise-2329	866	22	to	to	IN
huygens-treatise-2329	866	23	5	5	CD
huygens-treatise-2329	866	24	;	;	:
huygens-treatise-2329	866	25	and	and	CC
huygens-treatise-2329	866	26	therefore	therefore	RB
huygens-treatise-2329	866	27	the	the	DT
huygens-treatise-2329	866	28	square	square	NN
huygens-treatise-2329	866	29	on	on	IN
huygens-treatise-2329	866	30	DO	DO	NNP
huygens-treatise-2329	866	31	is	be	VBZ
huygens-treatise-2329	866	32	to	to	IN
huygens-treatise-2329	866	33	the	the	DT
huygens-treatise-2329	866	34	square	square	NN
huygens-treatise-2329	866	35	of	of	IN
huygens-treatise-2329	866	36	the	the	DT
huygens-treatise-2329	866	37	distance	distance	NN
huygens-treatise-2329	866	38	between	between	IN
huygens-treatise-2329	866	39	the	the	DT
huygens-treatise-2329	866	40	foci	foci	NN
huygens-treatise-2329	866	41	as	as	IN
huygens-treatise-2329	866	42	9	9	CD
huygens-treatise-2329	866	43	to	to	TO
huygens-treatise-2329	866	44	9	9	CD
huygens-treatise-2329	866	45	-	-	SYM
huygens-treatise-2329	866	46	5	5	CD
huygens-treatise-2329	866	47	,	,	,
huygens-treatise-2329	866	48	that	that	DT
huygens-treatise-2329	866	49	is	be	VBZ
huygens-treatise-2329	866	50	to	to	TO
huygens-treatise-2329	866	51	say	say	VB
huygens-treatise-2329	866	52	4	4	CD
huygens-treatise-2329	866	53	;	;	:
huygens-treatise-2329	866	54	and	and	CC
huygens-treatise-2329	866	55	finally	finally	RB
huygens-treatise-2329	866	56	the	the	DT
huygens-treatise-2329	866	57	line	line	NN
huygens-treatise-2329	866	58	DO	DO	NNP
huygens-treatise-2329	866	59	will	will	MD
huygens-treatise-2329	866	60	be	be	VB
huygens-treatise-2329	866	61	to	to	IN
huygens-treatise-2329	866	62	this	this	DT
huygens-treatise-2329	866	63	distance	distance	NN
huygens-treatise-2329	866	64	as	as	IN
huygens-treatise-2329	866	65	3	3	CD
huygens-treatise-2329	866	66	to	to	IN
huygens-treatise-2329	866	67	2	2	CD
huygens-treatise-2329	866	68	.	.	.
huygens-treatise-2329	867	1	[	[	-LRB-
huygens-treatise-2329	867	2	Illustration	illustration	NN
huygens-treatise-2329	867	3	]	]	-RRB-
huygens-treatise-2329	867	4	Again	again	RB
huygens-treatise-2329	867	5	,	,	,
huygens-treatise-2329	867	6	if	if	IN
huygens-treatise-2329	867	7	one	one	PRP
huygens-treatise-2329	867	8	supposes	suppose	VBZ
huygens-treatise-2329	867	9	the	the	DT
huygens-treatise-2329	867	10	point	point	NN
huygens-treatise-2329	867	11	B	b	NN
huygens-treatise-2329	867	12	to	to	TO
huygens-treatise-2329	867	13	be	be	VB
huygens-treatise-2329	867	14	infinitely	infinitely	RB
huygens-treatise-2329	867	15	distant	distant	JJ
huygens-treatise-2329	867	16	,	,	,
huygens-treatise-2329	867	17	in	in	IN
huygens-treatise-2329	867	18	lieu	lieu	NN
huygens-treatise-2329	867	19	of	of	IN
huygens-treatise-2329	867	20	our	-PRON-	PRP$
huygens-treatise-2329	867	21	first	first	JJ
huygens-treatise-2329	867	22	oval	oval	NN
huygens-treatise-2329	867	23	we	-PRON-	PRP
huygens-treatise-2329	867	24	shall	shall	MD
huygens-treatise-2329	867	25	find	find	VB
huygens-treatise-2329	867	26	that	that	IN
huygens-treatise-2329	867	27	CDE	CDE	NNP
huygens-treatise-2329	867	28	is	be	VBZ
huygens-treatise-2329	867	29	a	a	DT
huygens-treatise-2329	867	30	true	true	JJ
huygens-treatise-2329	867	31	Hyperbola	Hyperbola	NNP
huygens-treatise-2329	867	32	;	;	:
huygens-treatise-2329	867	33	which	which	WDT
huygens-treatise-2329	867	34	will	will	MD
huygens-treatise-2329	867	35	make	make	VB
huygens-treatise-2329	867	36	those	those	DT
huygens-treatise-2329	867	37	rays	ray	NNS
huygens-treatise-2329	867	38	become	become	VB
huygens-treatise-2329	867	39	parallel	parallel	JJ
huygens-treatise-2329	867	40	which	which	WDT
huygens-treatise-2329	867	41	come	come	VBP
huygens-treatise-2329	867	42	from	from	IN
huygens-treatise-2329	867	43	the	the	DT
huygens-treatise-2329	867	44	point	point	NN
huygens-treatise-2329	867	45	A.	a.	NN
huygens-treatise-2329	868	1	And	and	CC
huygens-treatise-2329	868	2	in	in	IN
huygens-treatise-2329	868	3	consequence	consequence	NN
huygens-treatise-2329	868	4	also	also	RB
huygens-treatise-2329	868	5	those	those	DT
huygens-treatise-2329	868	6	which	which	WDT
huygens-treatise-2329	868	7	are	be	VBP
huygens-treatise-2329	868	8	parallel	parallel	JJ
huygens-treatise-2329	868	9	within	within	IN
huygens-treatise-2329	868	10	the	the	DT
huygens-treatise-2329	868	11	transparent	transparent	JJ
huygens-treatise-2329	868	12	body	body	NN
huygens-treatise-2329	868	13	will	will	MD
huygens-treatise-2329	868	14	be	be	VB
huygens-treatise-2329	868	15	collected	collect	VBN
huygens-treatise-2329	868	16	outside	outside	RB
huygens-treatise-2329	868	17	at	at	IN
huygens-treatise-2329	868	18	the	the	DT
huygens-treatise-2329	868	19	point	point	NN
huygens-treatise-2329	868	20	A.	a.	NN
huygens-treatise-2329	869	1	Now	now	RB
huygens-treatise-2329	869	2	it	-PRON-	PRP
huygens-treatise-2329	869	3	must	must	MD
huygens-treatise-2329	869	4	be	be	VB
huygens-treatise-2329	869	5	remarked	remark	VBN
huygens-treatise-2329	869	6	that	that	IN
huygens-treatise-2329	869	7	CX	CX	NNP
huygens-treatise-2329	869	8	and	and	CC
huygens-treatise-2329	869	9	KS	KS	NNP
huygens-treatise-2329	869	10	become	become	VBP
huygens-treatise-2329	869	11	straight	straight	JJ
huygens-treatise-2329	869	12	lines	line	NNS
huygens-treatise-2329	869	13	perpendicular	perpendicular	JJ
huygens-treatise-2329	869	14	to	to	IN
huygens-treatise-2329	869	15	BA	BA	NNP
huygens-treatise-2329	869	16	,	,	,
huygens-treatise-2329	869	17	because	because	IN
huygens-treatise-2329	869	18	they	-PRON-	PRP
huygens-treatise-2329	869	19	represent	represent	VBP
huygens-treatise-2329	869	20	arcs	arc	NNS
huygens-treatise-2329	869	21	of	of	IN
huygens-treatise-2329	869	22	circles	circle	NNS
huygens-treatise-2329	869	23	the	the	DT
huygens-treatise-2329	869	24	centre	centre	NN
huygens-treatise-2329	869	25	of	of	IN
huygens-treatise-2329	869	26	which	which	WDT
huygens-treatise-2329	869	27	is	be	VBZ
huygens-treatise-2329	869	28	infinitely	infinitely	RB
huygens-treatise-2329	869	29	distant	distant	JJ
huygens-treatise-2329	869	30	.	.	.
huygens-treatise-2329	870	1	And	and	CC
huygens-treatise-2329	870	2	the	the	DT
huygens-treatise-2329	870	3	intersection	intersection	NN
huygens-treatise-2329	870	4	of	of	IN
huygens-treatise-2329	870	5	the	the	DT
huygens-treatise-2329	870	6	perpendicular	perpendicular	JJ
huygens-treatise-2329	870	7	CX	CX	NNP
huygens-treatise-2329	870	8	with	with	IN
huygens-treatise-2329	870	9	the	the	DT
huygens-treatise-2329	870	10	arc	arc	NN
huygens-treatise-2329	870	11	FC	FC	NNP
huygens-treatise-2329	870	12	will	will	MD
huygens-treatise-2329	870	13	give	give	VB
huygens-treatise-2329	870	14	the	the	DT
huygens-treatise-2329	870	15	point	point	NN
huygens-treatise-2329	870	16	C	c	NN
huygens-treatise-2329	870	17	,	,	,
huygens-treatise-2329	870	18	one	one	CD
huygens-treatise-2329	870	19	of	of	IN
huygens-treatise-2329	870	20	those	those	DT
huygens-treatise-2329	870	21	through	through	IN
huygens-treatise-2329	870	22	which	which	WDT
huygens-treatise-2329	870	23	the	the	DT
huygens-treatise-2329	870	24	curve	curve	NN
huygens-treatise-2329	870	25	ought	ought	MD
huygens-treatise-2329	870	26	to	to	TO
huygens-treatise-2329	870	27	pass	pass	VB
huygens-treatise-2329	870	28	.	.	.
huygens-treatise-2329	871	1	And	and	CC
huygens-treatise-2329	871	2	this	this	DT
huygens-treatise-2329	871	3	operates	operate	VBZ
huygens-treatise-2329	871	4	so	so	IN
huygens-treatise-2329	871	5	that	that	IN
huygens-treatise-2329	871	6	all	all	PDT
huygens-treatise-2329	871	7	the	the	DT
huygens-treatise-2329	871	8	parts	part	NNS
huygens-treatise-2329	871	9	of	of	IN
huygens-treatise-2329	871	10	the	the	DT
huygens-treatise-2329	871	11	wave	wave	NN
huygens-treatise-2329	871	12	of	of	IN
huygens-treatise-2329	871	13	light	light	JJ
huygens-treatise-2329	871	14	DN	DN	NNP
huygens-treatise-2329	871	15	,	,	,
huygens-treatise-2329	871	16	coming	come	VBG
huygens-treatise-2329	871	17	to	to	TO
huygens-treatise-2329	871	18	meet	meet	VB
huygens-treatise-2329	871	19	the	the	DT
huygens-treatise-2329	871	20	surface	surface	NN
huygens-treatise-2329	871	21	KDE	KDE	NNP
huygens-treatise-2329	871	22	,	,	,
huygens-treatise-2329	871	23	will	will	MD
huygens-treatise-2329	871	24	advance	advance	VB
huygens-treatise-2329	871	25	thence	thence	NN
huygens-treatise-2329	871	26	along	along	IN
huygens-treatise-2329	871	27	parallels	parallel	NNS
huygens-treatise-2329	871	28	to	to	IN
huygens-treatise-2329	871	29	KS	KS	NNP
huygens-treatise-2329	871	30	and	and	CC
huygens-treatise-2329	871	31	will	will	MD
huygens-treatise-2329	871	32	arrive	arrive	VB
huygens-treatise-2329	871	33	at	at	IN
huygens-treatise-2329	871	34	this	this	DT
huygens-treatise-2329	871	35	straight	straight	JJ
huygens-treatise-2329	871	36	line	line	NN
huygens-treatise-2329	871	37	at	at	IN
huygens-treatise-2329	871	38	the	the	DT
huygens-treatise-2329	871	39	same	same	JJ
huygens-treatise-2329	871	40	time	time	NN
huygens-treatise-2329	871	41	;	;	:
huygens-treatise-2329	871	42	of	of	IN
huygens-treatise-2329	871	43	which	which	WDT
huygens-treatise-2329	871	44	the	the	DT
huygens-treatise-2329	871	45	proof	proof	NN
huygens-treatise-2329	871	46	is	be	VBZ
huygens-treatise-2329	871	47	again	again	RB
huygens-treatise-2329	871	48	the	the	DT
huygens-treatise-2329	871	49	same	same	JJ
huygens-treatise-2329	871	50	as	as	IN
huygens-treatise-2329	871	51	that	that	DT
huygens-treatise-2329	871	52	which	which	WDT
huygens-treatise-2329	871	53	served	serve	VBD
huygens-treatise-2329	871	54	for	for	IN
huygens-treatise-2329	871	55	the	the	DT
huygens-treatise-2329	871	56	first	first	JJ
huygens-treatise-2329	871	57	oval	oval	NN
huygens-treatise-2329	871	58	.	.	.
huygens-treatise-2329	872	1	Besides	besides	IN
huygens-treatise-2329	872	2	one	one	CD
huygens-treatise-2329	872	3	finds	find	VBZ
huygens-treatise-2329	872	4	by	by	IN
huygens-treatise-2329	872	5	a	a	DT
huygens-treatise-2329	872	6	calculation	calculation	NN
huygens-treatise-2329	872	7	as	as	RB
huygens-treatise-2329	872	8	easy	easy	JJ
huygens-treatise-2329	872	9	as	as	IN
huygens-treatise-2329	872	10	the	the	DT
huygens-treatise-2329	872	11	preceding	precede	VBG
huygens-treatise-2329	872	12	one	one	CD
huygens-treatise-2329	872	13	,	,	,
huygens-treatise-2329	872	14	that	that	IN
huygens-treatise-2329	872	15	CDE	CDE	NNP
huygens-treatise-2329	872	16	is	be	VBZ
huygens-treatise-2329	872	17	here	here	RB
huygens-treatise-2329	872	18	a	a	DT
huygens-treatise-2329	872	19	hyperbola	hyperbola	NN
huygens-treatise-2329	872	20	of	of	IN
huygens-treatise-2329	872	21	which	which	WDT
huygens-treatise-2329	872	22	the	the	DT
huygens-treatise-2329	872	23	axis	axi	NNS
huygens-treatise-2329	872	24	DO	DO	NNP
huygens-treatise-2329	872	25	is	be	VBZ
huygens-treatise-2329	872	26	4/5	4/5	CD
huygens-treatise-2329	872	27	of	of	IN
huygens-treatise-2329	872	28	AD	ad	NN
huygens-treatise-2329	872	29	,	,	,
huygens-treatise-2329	872	30	and	and	CC
huygens-treatise-2329	872	31	the	the	DT
huygens-treatise-2329	872	32	parameter	parameter	NN
huygens-treatise-2329	872	33	equal	equal	JJ
huygens-treatise-2329	872	34	to	to	IN
huygens-treatise-2329	872	35	AD	ad	NN
huygens-treatise-2329	872	36	.	.	.
huygens-treatise-2329	873	1	Whence	whence	NN
huygens-treatise-2329	873	2	it	-PRON-	PRP
huygens-treatise-2329	873	3	is	be	VBZ
huygens-treatise-2329	873	4	easily	easily	RB
huygens-treatise-2329	873	5	proved	prove	VBN
huygens-treatise-2329	873	6	that	that	IN
huygens-treatise-2329	873	7	DO	DO	NNP
huygens-treatise-2329	873	8	is	be	VBZ
huygens-treatise-2329	873	9	to	to	IN
huygens-treatise-2329	873	10	the	the	DT
huygens-treatise-2329	873	11	distance	distance	NN
huygens-treatise-2329	873	12	between	between	IN
huygens-treatise-2329	873	13	the	the	DT
huygens-treatise-2329	873	14	foci	foci	NN
huygens-treatise-2329	873	15	as	as	IN
huygens-treatise-2329	873	16	3	3	CD
huygens-treatise-2329	873	17	to	to	IN
huygens-treatise-2329	873	18	2	2	CD
huygens-treatise-2329	873	19	.	.	.
huygens-treatise-2329	874	1	[	[	-LRB-
huygens-treatise-2329	874	2	Illustration	illustration	NN
huygens-treatise-2329	874	3	]	]	-RRB-
huygens-treatise-2329	874	4	These	these	DT
huygens-treatise-2329	874	5	are	be	VBP
huygens-treatise-2329	874	6	the	the	DT
huygens-treatise-2329	874	7	two	two	CD
huygens-treatise-2329	874	8	cases	case	NNS
huygens-treatise-2329	874	9	in	in	IN
huygens-treatise-2329	874	10	which	which	WDT
huygens-treatise-2329	874	11	Conic	conic	JJ
huygens-treatise-2329	874	12	sections	section	NNS
huygens-treatise-2329	874	13	serve	serve	VBP
huygens-treatise-2329	874	14	for	for	IN
huygens-treatise-2329	874	15	refraction	refraction	NN
huygens-treatise-2329	874	16	,	,	,
huygens-treatise-2329	874	17	and	and	CC
huygens-treatise-2329	874	18	are	be	VBP
huygens-treatise-2329	874	19	the	the	DT
huygens-treatise-2329	874	20	same	same	JJ
huygens-treatise-2329	874	21	which	which	WDT
huygens-treatise-2329	874	22	are	be	VBP
huygens-treatise-2329	874	23	explained	explain	VBN
huygens-treatise-2329	874	24	,	,	,
huygens-treatise-2329	874	25	in	in	IN
huygens-treatise-2329	874	26	his	-PRON-	PRP$
huygens-treatise-2329	874	27	_	_	NNP
huygens-treatise-2329	874	28	Dioptrique	Dioptrique	NNP
huygens-treatise-2329	874	29	_	_	NNP
huygens-treatise-2329	874	30	,	,	,
huygens-treatise-2329	874	31	by	by	IN
huygens-treatise-2329	874	32	Des	Des	NNP
huygens-treatise-2329	874	33	Cartes	Cartes	NNP
huygens-treatise-2329	874	34	,	,	,
huygens-treatise-2329	874	35	who	who	WP
huygens-treatise-2329	874	36	first	first	RB
huygens-treatise-2329	874	37	found	find	VBD
huygens-treatise-2329	874	38	out	out	RP
huygens-treatise-2329	874	39	the	the	DT
huygens-treatise-2329	874	40	use	use	NN
huygens-treatise-2329	874	41	of	of	IN
huygens-treatise-2329	874	42	these	these	DT
huygens-treatise-2329	874	43	lines	line	NNS
huygens-treatise-2329	874	44	in	in	IN
huygens-treatise-2329	874	45	relation	relation	NN
huygens-treatise-2329	874	46	to	to	IN
huygens-treatise-2329	874	47	refraction	refraction	NN
huygens-treatise-2329	874	48	,	,	,
huygens-treatise-2329	874	49	as	as	IN
huygens-treatise-2329	874	50	also	also	RB
huygens-treatise-2329	874	51	that	that	DT
huygens-treatise-2329	874	52	of	of	IN
huygens-treatise-2329	874	53	the	the	DT
huygens-treatise-2329	874	54	Ovals	Ovals	NNPS
huygens-treatise-2329	874	55	the	the	DT
huygens-treatise-2329	874	56	first	first	JJ
huygens-treatise-2329	874	57	of	of	IN
huygens-treatise-2329	874	58	which	which	WDT
huygens-treatise-2329	874	59	we	-PRON-	PRP
huygens-treatise-2329	874	60	have	have	VBP
huygens-treatise-2329	874	61	already	already	RB
huygens-treatise-2329	874	62	set	set	VBN
huygens-treatise-2329	874	63	forth	forth	RP
huygens-treatise-2329	874	64	.	.	.
huygens-treatise-2329	875	1	The	the	DT
huygens-treatise-2329	875	2	second	second	JJ
huygens-treatise-2329	875	3	oval	oval	NN
huygens-treatise-2329	875	4	is	be	VBZ
huygens-treatise-2329	875	5	that	that	DT
huygens-treatise-2329	875	6	which	which	WDT
huygens-treatise-2329	875	7	serves	serve	VBZ
huygens-treatise-2329	875	8	for	for	IN
huygens-treatise-2329	875	9	rays	ray	NNS
huygens-treatise-2329	875	10	that	that	WDT
huygens-treatise-2329	875	11	tend	tend	VBP
huygens-treatise-2329	875	12	to	to	IN
huygens-treatise-2329	875	13	a	a	DT
huygens-treatise-2329	875	14	given	give	VBN
huygens-treatise-2329	875	15	point	point	NN
huygens-treatise-2329	875	16	;	;	:
huygens-treatise-2329	875	17	in	in	IN
huygens-treatise-2329	875	18	which	which	WDT
huygens-treatise-2329	875	19	oval	oval	NN
huygens-treatise-2329	875	20	,	,	,
huygens-treatise-2329	875	21	if	if	IN
huygens-treatise-2329	875	22	the	the	DT
huygens-treatise-2329	875	23	apex	apex	NN
huygens-treatise-2329	875	24	of	of	IN
huygens-treatise-2329	875	25	the	the	DT
huygens-treatise-2329	875	26	surface	surface	NN
huygens-treatise-2329	875	27	which	which	WDT
huygens-treatise-2329	875	28	receives	receive	VBZ
huygens-treatise-2329	875	29	the	the	DT
huygens-treatise-2329	875	30	rays	ray	NNS
huygens-treatise-2329	875	31	is	be	VBZ
huygens-treatise-2329	875	32	D	d	NN
huygens-treatise-2329	875	33	,	,	,
huygens-treatise-2329	875	34	it	-PRON-	PRP
huygens-treatise-2329	875	35	will	will	MD
huygens-treatise-2329	875	36	happen	happen	VB
huygens-treatise-2329	875	37	that	that	IN
huygens-treatise-2329	875	38	the	the	DT
huygens-treatise-2329	875	39	other	other	JJ
huygens-treatise-2329	875	40	apex	apex	NN
huygens-treatise-2329	875	41	will	will	MD
huygens-treatise-2329	875	42	be	be	VB
huygens-treatise-2329	875	43	situated	situate	VBN
huygens-treatise-2329	875	44	between	between	IN
huygens-treatise-2329	875	45	B	B	NNP
huygens-treatise-2329	875	46	and	and	CC
huygens-treatise-2329	875	47	A	A	NNP
huygens-treatise-2329	875	48	,	,	,
huygens-treatise-2329	875	49	or	or	CC
huygens-treatise-2329	875	50	beyond	beyond	IN
huygens-treatise-2329	875	51	A	a	NN
huygens-treatise-2329	875	52	,	,	,
huygens-treatise-2329	875	53	according	accord	VBG
huygens-treatise-2329	875	54	as	as	IN
huygens-treatise-2329	875	55	the	the	DT
huygens-treatise-2329	875	56	ratio	ratio	NN
huygens-treatise-2329	875	57	of	of	IN
huygens-treatise-2329	875	58	AD	ad	NN
huygens-treatise-2329	875	59	to	to	IN
huygens-treatise-2329	875	60	DB	DB	NNP
huygens-treatise-2329	875	61	is	be	VBZ
huygens-treatise-2329	875	62	given	give	VBN
huygens-treatise-2329	875	63	of	of	IN
huygens-treatise-2329	875	64	greater	great	JJR
huygens-treatise-2329	875	65	or	or	CC
huygens-treatise-2329	875	66	lesser	less	JJR
huygens-treatise-2329	875	67	value	value	NN
huygens-treatise-2329	875	68	.	.	.
huygens-treatise-2329	876	1	And	and	CC
huygens-treatise-2329	876	2	in	in	IN
huygens-treatise-2329	876	3	this	this	DT
huygens-treatise-2329	876	4	latter	latter	JJ
huygens-treatise-2329	876	5	case	case	NN
huygens-treatise-2329	876	6	it	-PRON-	PRP
huygens-treatise-2329	876	7	is	be	VBZ
huygens-treatise-2329	876	8	the	the	DT
huygens-treatise-2329	876	9	same	same	JJ
huygens-treatise-2329	876	10	as	as	IN
huygens-treatise-2329	876	11	that	that	DT
huygens-treatise-2329	876	12	which	which	WDT
huygens-treatise-2329	876	13	Des	Des	NNP
huygens-treatise-2329	876	14	Cartes	Cartes	NNP
huygens-treatise-2329	876	15	calls	call	VBZ
huygens-treatise-2329	876	16	his	-PRON-	PRP$
huygens-treatise-2329	876	17	3rd	3rd	JJ
huygens-treatise-2329	876	18	oval	oval	NN
huygens-treatise-2329	876	19	.	.	.
huygens-treatise-2329	877	1	Now	now	RB
huygens-treatise-2329	877	2	the	the	DT
huygens-treatise-2329	877	3	finding	finding	NN
huygens-treatise-2329	877	4	and	and	CC
huygens-treatise-2329	877	5	construction	construction	NN
huygens-treatise-2329	877	6	of	of	IN
huygens-treatise-2329	877	7	this	this	DT
huygens-treatise-2329	877	8	second	second	JJ
huygens-treatise-2329	877	9	oval	oval	NN
huygens-treatise-2329	877	10	is	be	VBZ
huygens-treatise-2329	877	11	the	the	DT
huygens-treatise-2329	877	12	same	same	JJ
huygens-treatise-2329	877	13	as	as	IN
huygens-treatise-2329	877	14	that	that	DT
huygens-treatise-2329	877	15	of	of	IN
huygens-treatise-2329	877	16	the	the	DT
huygens-treatise-2329	877	17	first	first	JJ
huygens-treatise-2329	877	18	,	,	,
huygens-treatise-2329	877	19	and	and	CC
huygens-treatise-2329	877	20	the	the	DT
huygens-treatise-2329	877	21	demonstration	demonstration	NN
huygens-treatise-2329	877	22	of	of	IN
huygens-treatise-2329	877	23	its	-PRON-	PRP$
huygens-treatise-2329	877	24	effect	effect	NN
huygens-treatise-2329	877	25	likewise	likewise	RB
huygens-treatise-2329	877	26	.	.	.
huygens-treatise-2329	878	1	But	but	CC
huygens-treatise-2329	878	2	it	-PRON-	PRP
huygens-treatise-2329	878	3	is	be	VBZ
huygens-treatise-2329	878	4	worthy	worthy	JJ
huygens-treatise-2329	878	5	of	of	IN
huygens-treatise-2329	878	6	remark	remark	NN
huygens-treatise-2329	878	7	that	that	IN
huygens-treatise-2329	878	8	in	in	IN
huygens-treatise-2329	878	9	one	one	CD
huygens-treatise-2329	878	10	case	case	NN
huygens-treatise-2329	878	11	this	this	DT
huygens-treatise-2329	878	12	oval	oval	NN
huygens-treatise-2329	878	13	becomes	become	VBZ
huygens-treatise-2329	878	14	a	a	DT
huygens-treatise-2329	878	15	perfect	perfect	JJ
huygens-treatise-2329	878	16	circle	circle	NN
huygens-treatise-2329	878	17	,	,	,
huygens-treatise-2329	878	18	namely	namely	RB
huygens-treatise-2329	878	19	when	when	WRB
huygens-treatise-2329	878	20	the	the	DT
huygens-treatise-2329	878	21	ratio	ratio	NN
huygens-treatise-2329	878	22	of	of	IN
huygens-treatise-2329	878	23	AD	ad	NN
huygens-treatise-2329	878	24	to	to	IN
huygens-treatise-2329	878	25	DB	DB	NNP
huygens-treatise-2329	878	26	is	be	VBZ
huygens-treatise-2329	878	27	the	the	DT
huygens-treatise-2329	878	28	same	same	JJ
huygens-treatise-2329	878	29	as	as	IN
huygens-treatise-2329	878	30	the	the	DT
huygens-treatise-2329	878	31	ratio	ratio	NN
huygens-treatise-2329	878	32	of	of	IN
huygens-treatise-2329	878	33	the	the	DT
huygens-treatise-2329	878	34	refractions	refraction	NNS
huygens-treatise-2329	878	35	,	,	,
huygens-treatise-2329	878	36	here	here	RB
huygens-treatise-2329	878	37	as	as	IN
huygens-treatise-2329	878	38	3	3	CD
huygens-treatise-2329	878	39	to	to	IN
huygens-treatise-2329	878	40	2	2	CD
huygens-treatise-2329	878	41	,	,	,
huygens-treatise-2329	878	42	as	as	IN
huygens-treatise-2329	878	43	I	-PRON-	PRP
huygens-treatise-2329	878	44	observed	observe	VBD
huygens-treatise-2329	878	45	a	a	DT
huygens-treatise-2329	878	46	long	long	JJ
huygens-treatise-2329	878	47	time	time	NN
huygens-treatise-2329	878	48	ago	ago	RB
huygens-treatise-2329	878	49	.	.	.
huygens-treatise-2329	879	1	The	the	DT
huygens-treatise-2329	879	2	4th	4th	JJ
huygens-treatise-2329	879	3	oval	oval	NN
huygens-treatise-2329	879	4	,	,	,
huygens-treatise-2329	879	5	serving	serve	VBG
huygens-treatise-2329	879	6	only	only	RB
huygens-treatise-2329	879	7	for	for	IN
huygens-treatise-2329	879	8	impossible	impossible	JJ
huygens-treatise-2329	879	9	reflexions	reflexion	NNS
huygens-treatise-2329	879	10	,	,	,
huygens-treatise-2329	879	11	there	there	EX
huygens-treatise-2329	879	12	is	be	VBZ
huygens-treatise-2329	879	13	no	no	DT
huygens-treatise-2329	879	14	need	need	NN
huygens-treatise-2329	879	15	to	to	TO
huygens-treatise-2329	879	16	set	set	VB
huygens-treatise-2329	879	17	it	-PRON-	PRP
huygens-treatise-2329	879	18	forth	forth	RB
huygens-treatise-2329	879	19	.	.	.
huygens-treatise-2329	880	1	[	[	-LRB-
huygens-treatise-2329	880	2	Illustration	illustration	NN
huygens-treatise-2329	880	3	]	]	-RRB-
huygens-treatise-2329	880	4	As	as	IN
huygens-treatise-2329	880	5	for	for	IN
huygens-treatise-2329	880	6	the	the	DT
huygens-treatise-2329	880	7	manner	manner	NN
huygens-treatise-2329	880	8	in	in	IN
huygens-treatise-2329	880	9	which	which	WDT
huygens-treatise-2329	880	10	Mr.	Mr.	NNP
huygens-treatise-2329	880	11	Des	Des	NNP
huygens-treatise-2329	880	12	Cartes	Cartes	NNP
huygens-treatise-2329	880	13	discovered	discover	VBD
huygens-treatise-2329	880	14	these	these	DT
huygens-treatise-2329	880	15	lines	line	NNS
huygens-treatise-2329	880	16	,	,	,
huygens-treatise-2329	880	17	since	since	IN
huygens-treatise-2329	880	18	he	-PRON-	PRP
huygens-treatise-2329	880	19	has	have	VBZ
huygens-treatise-2329	880	20	given	give	VBN
huygens-treatise-2329	880	21	no	no	DT
huygens-treatise-2329	880	22	explanation	explanation	NN
huygens-treatise-2329	880	23	of	of	IN
huygens-treatise-2329	880	24	it	-PRON-	PRP
huygens-treatise-2329	880	25	,	,	,
huygens-treatise-2329	880	26	nor	nor	CC
huygens-treatise-2329	880	27	any	any	DT
huygens-treatise-2329	880	28	one	one	NN
huygens-treatise-2329	880	29	else	else	RB
huygens-treatise-2329	880	30	since	since	IN
huygens-treatise-2329	880	31	that	that	DT
huygens-treatise-2329	880	32	I	-PRON-	PRP
huygens-treatise-2329	880	33	know	know	VBP
huygens-treatise-2329	880	34	of	of	IN
huygens-treatise-2329	880	35	,	,	,
huygens-treatise-2329	880	36	I	-PRON-	PRP
huygens-treatise-2329	880	37	will	will	MD
huygens-treatise-2329	880	38	say	say	VB
huygens-treatise-2329	880	39	here	here	RB
huygens-treatise-2329	880	40	,	,	,
huygens-treatise-2329	880	41	in	in	IN
huygens-treatise-2329	880	42	passing	pass	VBG
huygens-treatise-2329	880	43	,	,	,
huygens-treatise-2329	880	44	what	what	WP
huygens-treatise-2329	880	45	it	-PRON-	PRP
huygens-treatise-2329	880	46	seems	seem	VBZ
huygens-treatise-2329	880	47	to	to	IN
huygens-treatise-2329	880	48	me	-PRON-	PRP
huygens-treatise-2329	880	49	it	-PRON-	PRP
huygens-treatise-2329	880	50	must	must	MD
huygens-treatise-2329	880	51	have	have	VB
huygens-treatise-2329	880	52	been	be	VBN
huygens-treatise-2329	880	53	.	.	.
huygens-treatise-2329	881	1	Let	let	VB
huygens-treatise-2329	881	2	it	-PRON-	PRP
huygens-treatise-2329	881	3	be	be	VB
huygens-treatise-2329	881	4	proposed	propose	VBN
huygens-treatise-2329	881	5	to	to	TO
huygens-treatise-2329	881	6	find	find	VB
huygens-treatise-2329	881	7	the	the	DT
huygens-treatise-2329	881	8	surface	surface	NN
huygens-treatise-2329	881	9	generated	generate	VBN
huygens-treatise-2329	881	10	by	by	IN
huygens-treatise-2329	881	11	the	the	DT
huygens-treatise-2329	881	12	revolution	revolution	NN
huygens-treatise-2329	881	13	of	of	IN
huygens-treatise-2329	881	14	the	the	DT
huygens-treatise-2329	881	15	curve	curve	NN
huygens-treatise-2329	881	16	KDE	KDE	NNP
huygens-treatise-2329	881	17	,	,	,
huygens-treatise-2329	881	18	which	which	WDT
huygens-treatise-2329	881	19	,	,	,
huygens-treatise-2329	881	20	receiving	receive	VBG
huygens-treatise-2329	881	21	the	the	DT
huygens-treatise-2329	881	22	incident	incident	NN
huygens-treatise-2329	881	23	rays	ray	NNS
huygens-treatise-2329	881	24	coming	come	VBG
huygens-treatise-2329	881	25	to	to	IN
huygens-treatise-2329	881	26	it	-PRON-	PRP
huygens-treatise-2329	881	27	from	from	IN
huygens-treatise-2329	881	28	the	the	DT
huygens-treatise-2329	881	29	point	point	NN
huygens-treatise-2329	881	30	A	A	NNP
huygens-treatise-2329	881	31	,	,	,
huygens-treatise-2329	881	32	shall	shall	MD
huygens-treatise-2329	881	33	deviate	deviate	VB
huygens-treatise-2329	881	34	them	-PRON-	PRP
huygens-treatise-2329	881	35	toward	toward	IN
huygens-treatise-2329	881	36	the	the	DT
huygens-treatise-2329	881	37	point	point	NN
huygens-treatise-2329	881	38	B.	B.	NNP
huygens-treatise-2329	882	1	Then	then	RB
huygens-treatise-2329	882	2	considering	consider	VBG
huygens-treatise-2329	882	3	this	this	DT
huygens-treatise-2329	882	4	other	other	JJ
huygens-treatise-2329	882	5	curve	curve	NN
huygens-treatise-2329	882	6	as	as	IN
huygens-treatise-2329	882	7	already	already	RB
huygens-treatise-2329	882	8	known	know	VBN
huygens-treatise-2329	882	9	,	,	,
huygens-treatise-2329	882	10	and	and	CC
huygens-treatise-2329	882	11	that	that	IN
huygens-treatise-2329	882	12	its	-PRON-	PRP$
huygens-treatise-2329	882	13	apex	apex	NN
huygens-treatise-2329	882	14	D	d	NN
huygens-treatise-2329	882	15	is	be	VBZ
huygens-treatise-2329	882	16	in	in	IN
huygens-treatise-2329	882	17	the	the	DT
huygens-treatise-2329	882	18	straight	straight	JJ
huygens-treatise-2329	882	19	line	line	NN
huygens-treatise-2329	882	20	AB	AB	NNP
huygens-treatise-2329	882	21	,	,	,
huygens-treatise-2329	882	22	let	let	VB
huygens-treatise-2329	882	23	us	-PRON-	PRP
huygens-treatise-2329	882	24	divide	divide	VB
huygens-treatise-2329	882	25	it	-PRON-	PRP
huygens-treatise-2329	882	26	up	up	RP
huygens-treatise-2329	882	27	into	into	IN
huygens-treatise-2329	882	28	an	an	DT
huygens-treatise-2329	882	29	infinitude	infinitude	NN
huygens-treatise-2329	882	30	of	of	IN
huygens-treatise-2329	882	31	small	small	JJ
huygens-treatise-2329	882	32	pieces	piece	NNS
huygens-treatise-2329	882	33	by	by	IN
huygens-treatise-2329	882	34	the	the	DT
huygens-treatise-2329	882	35	points	point	NNS
huygens-treatise-2329	882	36	G	G	NNP
huygens-treatise-2329	882	37	,	,	,
huygens-treatise-2329	882	38	C	C	NNP
huygens-treatise-2329	882	39	,	,	,
huygens-treatise-2329	882	40	F	F	NNP
huygens-treatise-2329	882	41	;	;	:
huygens-treatise-2329	882	42	and	and	CC
huygens-treatise-2329	882	43	having	have	VBG
huygens-treatise-2329	882	44	drawn	draw	VBN
huygens-treatise-2329	882	45	from	from	IN
huygens-treatise-2329	882	46	each	each	DT
huygens-treatise-2329	882	47	of	of	IN
huygens-treatise-2329	882	48	these	these	DT
huygens-treatise-2329	882	49	points	point	NNS
huygens-treatise-2329	882	50	,	,	,
huygens-treatise-2329	882	51	straight	straight	JJ
huygens-treatise-2329	882	52	lines	line	NNS
huygens-treatise-2329	882	53	towards	towards	IN
huygens-treatise-2329	882	54	A	a	DT
huygens-treatise-2329	882	55	to	to	TO
huygens-treatise-2329	882	56	represent	represent	VB
huygens-treatise-2329	882	57	the	the	DT
huygens-treatise-2329	882	58	incident	incident	NN
huygens-treatise-2329	882	59	rays	ray	NNS
huygens-treatise-2329	882	60	,	,	,
huygens-treatise-2329	882	61	and	and	CC
huygens-treatise-2329	882	62	other	other	JJ
huygens-treatise-2329	882	63	straight	straight	JJ
huygens-treatise-2329	882	64	lines	line	NNS
huygens-treatise-2329	882	65	towards	towards	IN
huygens-treatise-2329	882	66	B	b	NN
huygens-treatise-2329	882	67	,	,	,
huygens-treatise-2329	882	68	let	let	VB
huygens-treatise-2329	882	69	there	there	EX
huygens-treatise-2329	882	70	also	also	RB
huygens-treatise-2329	882	71	be	be	VB
huygens-treatise-2329	882	72	described	describe	VBN
huygens-treatise-2329	882	73	with	with	IN
huygens-treatise-2329	882	74	centre	centre	NN
huygens-treatise-2329	882	75	A	a	DT
huygens-treatise-2329	882	76	the	the	DT
huygens-treatise-2329	882	77	arcs	arcs	NN
huygens-treatise-2329	882	78	GL	GL	NNP
huygens-treatise-2329	882	79	,	,	,
huygens-treatise-2329	882	80	CM	CM	NNP
huygens-treatise-2329	882	81	,	,	,
huygens-treatise-2329	882	82	FN	FN	NNP
huygens-treatise-2329	882	83	,	,	,
huygens-treatise-2329	882	84	DO	DO	NNP
huygens-treatise-2329	882	85	,	,	,
huygens-treatise-2329	882	86	cutting	cut	VBG
huygens-treatise-2329	882	87	the	the	DT
huygens-treatise-2329	882	88	rays	ray	NNS
huygens-treatise-2329	882	89	that	that	WDT
huygens-treatise-2329	882	90	come	come	VBP
huygens-treatise-2329	882	91	from	from	IN
huygens-treatise-2329	882	92	A	a	DT
huygens-treatise-2329	882	93	at	at	IN
huygens-treatise-2329	882	94	L	l	NN
huygens-treatise-2329	882	95	,	,	,
huygens-treatise-2329	882	96	M	M	NNP
huygens-treatise-2329	882	97	,	,	,
huygens-treatise-2329	882	98	N	N	NNP
huygens-treatise-2329	882	99	,	,	,
huygens-treatise-2329	882	100	O	o	UH
huygens-treatise-2329	882	101	;	;	:
huygens-treatise-2329	882	102	and	and	CC
huygens-treatise-2329	882	103	from	from	IN
huygens-treatise-2329	882	104	the	the	DT
huygens-treatise-2329	882	105	points	point	NNS
huygens-treatise-2329	882	106	K	K	NNP
huygens-treatise-2329	882	107	,	,	,
huygens-treatise-2329	882	108	G	G	NNP
huygens-treatise-2329	882	109	,	,	,
huygens-treatise-2329	882	110	C	C	NNP
huygens-treatise-2329	882	111	,	,	,
huygens-treatise-2329	882	112	F	F	NNP
huygens-treatise-2329	882	113	,	,	,
huygens-treatise-2329	882	114	let	let	VB
huygens-treatise-2329	882	115	there	there	EX
huygens-treatise-2329	882	116	be	be	VB
huygens-treatise-2329	882	117	described	describe	VBN
huygens-treatise-2329	882	118	the	the	DT
huygens-treatise-2329	882	119	arcs	arcs	JJ
huygens-treatise-2329	882	120	KQ	KQ	NNP
huygens-treatise-2329	882	121	,	,	,
huygens-treatise-2329	882	122	GR	GR	NNP
huygens-treatise-2329	882	123	,	,	,
huygens-treatise-2329	882	124	CS	CS	NNP
huygens-treatise-2329	882	125	,	,	,
huygens-treatise-2329	882	126	FT	FT	NNP
huygens-treatise-2329	882	127	cutting	cut	VBG
huygens-treatise-2329	882	128	the	the	DT
huygens-treatise-2329	882	129	rays	ray	NNS
huygens-treatise-2329	882	130	towards	towards	IN
huygens-treatise-2329	882	131	B	b	NN
huygens-treatise-2329	882	132	at	at	IN
huygens-treatise-2329	882	133	Q	Q	NNP
huygens-treatise-2329	882	134	,	,	,
huygens-treatise-2329	882	135	R	R	NNP
huygens-treatise-2329	882	136	,	,	,
huygens-treatise-2329	882	137	S	S	NNP
huygens-treatise-2329	882	138	,	,	,
huygens-treatise-2329	882	139	T	T	NNP
huygens-treatise-2329	882	140	;	;	:
huygens-treatise-2329	882	141	and	and	CC
huygens-treatise-2329	882	142	let	let	VB
huygens-treatise-2329	882	143	us	-PRON-	PRP
huygens-treatise-2329	882	144	suppose	suppose	VB
huygens-treatise-2329	882	145	that	that	IN
huygens-treatise-2329	882	146	the	the	DT
huygens-treatise-2329	882	147	straight	straight	JJ
huygens-treatise-2329	882	148	line	line	NN
huygens-treatise-2329	882	149	HKZ	HKZ	NNP
huygens-treatise-2329	882	150	cuts	cut	VBZ
huygens-treatise-2329	882	151	the	the	DT
huygens-treatise-2329	882	152	curve	curve	NN
huygens-treatise-2329	882	153	at	at	IN
huygens-treatise-2329	882	154	K	K	NNP
huygens-treatise-2329	882	155	at	at	IN
huygens-treatise-2329	882	156	right	right	NN
huygens-treatise-2329	882	157	-	-	HYPH
huygens-treatise-2329	882	158	angles	angle	NNS
huygens-treatise-2329	882	159	.	.	.
huygens-treatise-2329	883	1	[	[	-LRB-
huygens-treatise-2329	883	2	Illustration	illustration	NN
huygens-treatise-2329	883	3	]	]	-RRB-
huygens-treatise-2329	883	4	Then	then	RB
huygens-treatise-2329	883	5	AK	AK	NNP
huygens-treatise-2329	883	6	being	be	VBG
huygens-treatise-2329	883	7	an	an	DT
huygens-treatise-2329	883	8	incident	incident	NN
huygens-treatise-2329	883	9	ray	ray	NN
huygens-treatise-2329	883	10	,	,	,
huygens-treatise-2329	883	11	and	and	CC
huygens-treatise-2329	883	12	KB	KB	NNP
huygens-treatise-2329	883	13	its	-PRON-	PRP$
huygens-treatise-2329	883	14	refraction	refraction	NN
huygens-treatise-2329	883	15	within	within	IN
huygens-treatise-2329	883	16	the	the	DT
huygens-treatise-2329	883	17	medium	medium	NN
huygens-treatise-2329	883	18	,	,	,
huygens-treatise-2329	883	19	it	-PRON-	PRP
huygens-treatise-2329	883	20	needs	need	VBZ
huygens-treatise-2329	883	21	must	must	MD
huygens-treatise-2329	883	22	be	be	VB
huygens-treatise-2329	883	23	,	,	,
huygens-treatise-2329	883	24	according	accord	VBG
huygens-treatise-2329	883	25	to	to	IN
huygens-treatise-2329	883	26	the	the	DT
huygens-treatise-2329	883	27	law	law	NN
huygens-treatise-2329	883	28	of	of	IN
huygens-treatise-2329	883	29	refraction	refraction	NN
huygens-treatise-2329	883	30	which	which	WDT
huygens-treatise-2329	883	31	was	be	VBD
huygens-treatise-2329	883	32	known	know	VBN
huygens-treatise-2329	883	33	to	to	IN
huygens-treatise-2329	883	34	Mr.	Mr.	NNP
huygens-treatise-2329	883	35	Des	Des	NNP
huygens-treatise-2329	883	36	Cartes	Cartes	NNP
huygens-treatise-2329	883	37	,	,	,
huygens-treatise-2329	883	38	that	that	IN
huygens-treatise-2329	883	39	the	the	DT
huygens-treatise-2329	883	40	sine	sine	NN
huygens-treatise-2329	883	41	of	of	IN
huygens-treatise-2329	883	42	the	the	DT
huygens-treatise-2329	883	43	angle	angle	NN
huygens-treatise-2329	883	44	ZKA	zka	NN
huygens-treatise-2329	883	45	should	should	MD
huygens-treatise-2329	883	46	be	be	VB
huygens-treatise-2329	883	47	to	to	IN
huygens-treatise-2329	883	48	the	the	DT
huygens-treatise-2329	883	49	sine	sine	NN
huygens-treatise-2329	883	50	of	of	IN
huygens-treatise-2329	883	51	the	the	DT
huygens-treatise-2329	883	52	angle	angle	NN
huygens-treatise-2329	883	53	HKB	HKB	NNP
huygens-treatise-2329	883	54	as	as	IN
huygens-treatise-2329	883	55	3	3	CD
huygens-treatise-2329	883	56	to	to	IN
huygens-treatise-2329	883	57	2	2	CD
huygens-treatise-2329	883	58	,	,	,
huygens-treatise-2329	883	59	supposing	suppose	VBG
huygens-treatise-2329	883	60	that	that	IN
huygens-treatise-2329	883	61	this	this	DT
huygens-treatise-2329	883	62	is	be	VBZ
huygens-treatise-2329	883	63	the	the	DT
huygens-treatise-2329	883	64	proportion	proportion	NN
huygens-treatise-2329	883	65	of	of	IN
huygens-treatise-2329	883	66	the	the	DT
huygens-treatise-2329	883	67	refraction	refraction	NN
huygens-treatise-2329	883	68	of	of	IN
huygens-treatise-2329	883	69	glass	glass	NN
huygens-treatise-2329	883	70	;	;	:
huygens-treatise-2329	883	71	or	or	CC
huygens-treatise-2329	883	72	rather	rather	RB
huygens-treatise-2329	883	73	,	,	,
huygens-treatise-2329	883	74	that	that	IN
huygens-treatise-2329	883	75	the	the	DT
huygens-treatise-2329	883	76	sine	sine	NN
huygens-treatise-2329	883	77	of	of	IN
huygens-treatise-2329	883	78	the	the	DT
huygens-treatise-2329	883	79	angle	angle	NN
huygens-treatise-2329	883	80	KGL	KGL	NNP
huygens-treatise-2329	883	81	should	should	MD
huygens-treatise-2329	883	82	have	have	VB
huygens-treatise-2329	883	83	this	this	DT
huygens-treatise-2329	883	84	same	same	JJ
huygens-treatise-2329	883	85	ratio	ratio	NN
huygens-treatise-2329	883	86	to	to	IN
huygens-treatise-2329	883	87	the	the	DT
huygens-treatise-2329	883	88	sine	sine	NN
huygens-treatise-2329	883	89	of	of	IN
huygens-treatise-2329	883	90	the	the	DT
huygens-treatise-2329	883	91	angle	angle	NN
huygens-treatise-2329	883	92	GKQ	GKQ	NNP
huygens-treatise-2329	883	93	,	,	,
huygens-treatise-2329	883	94	considering	consider	VBG
huygens-treatise-2329	883	95	KG	KG	NNP
huygens-treatise-2329	883	96	,	,	,
huygens-treatise-2329	883	97	GL	GL	NNP
huygens-treatise-2329	883	98	,	,	,
huygens-treatise-2329	883	99	KQ	KQ	NNP
huygens-treatise-2329	883	100	as	as	IN
huygens-treatise-2329	883	101	straight	straight	JJ
huygens-treatise-2329	883	102	lines	line	NNS
huygens-treatise-2329	883	103	because	because	IN
huygens-treatise-2329	883	104	of	of	IN
huygens-treatise-2329	883	105	their	-PRON-	PRP$
huygens-treatise-2329	883	106	smallness	smallness	NN
huygens-treatise-2329	883	107	.	.	.
huygens-treatise-2329	884	1	But	but	CC
huygens-treatise-2329	884	2	these	these	DT
huygens-treatise-2329	884	3	sines	sine	NNS
huygens-treatise-2329	884	4	are	be	VBP
huygens-treatise-2329	884	5	the	the	DT
huygens-treatise-2329	884	6	lines	line	NNS
huygens-treatise-2329	884	7	KL	KL	NNP
huygens-treatise-2329	884	8	and	and	CC
huygens-treatise-2329	884	9	GQ	GQ	NNP
huygens-treatise-2329	884	10	,	,	,
huygens-treatise-2329	884	11	if	if	IN
huygens-treatise-2329	884	12	GK	GK	NNP
huygens-treatise-2329	884	13	is	be	VBZ
huygens-treatise-2329	884	14	taken	take	VBN
huygens-treatise-2329	884	15	as	as	IN
huygens-treatise-2329	884	16	the	the	DT
huygens-treatise-2329	884	17	radius	radius	NN
huygens-treatise-2329	884	18	of	of	IN
huygens-treatise-2329	884	19	the	the	DT
huygens-treatise-2329	884	20	circle	circle	NN
huygens-treatise-2329	884	21	.	.	.
huygens-treatise-2329	885	1	Then	then	RB
huygens-treatise-2329	885	2	LK	LK	NNP
huygens-treatise-2329	885	3	ought	ought	MD
huygens-treatise-2329	885	4	to	to	TO
huygens-treatise-2329	885	5	be	be	VB
huygens-treatise-2329	885	6	to	to	IN
huygens-treatise-2329	885	7	GQ	GQ	NNP
huygens-treatise-2329	885	8	as	as	IN
huygens-treatise-2329	885	9	3	3	CD
huygens-treatise-2329	885	10	to	to	IN
huygens-treatise-2329	885	11	2	2	CD
huygens-treatise-2329	885	12	;	;	:
huygens-treatise-2329	885	13	and	and	CC
huygens-treatise-2329	885	14	in	in	IN
huygens-treatise-2329	885	15	the	the	DT
huygens-treatise-2329	885	16	same	same	JJ
huygens-treatise-2329	885	17	ratio	ratio	NN
huygens-treatise-2329	885	18	MG	MG	NNP
huygens-treatise-2329	885	19	to	to	IN
huygens-treatise-2329	885	20	CR	CR	NNP
huygens-treatise-2329	885	21	,	,	,
huygens-treatise-2329	885	22	NC	NC	NNP
huygens-treatise-2329	885	23	to	to	IN
huygens-treatise-2329	885	24	FS	FS	NNP
huygens-treatise-2329	885	25	,	,	,
huygens-treatise-2329	885	26	OF	of	IN
huygens-treatise-2329	885	27	to	to	IN
huygens-treatise-2329	885	28	DT	DT	NNP
huygens-treatise-2329	885	29	.	.	.
huygens-treatise-2329	886	1	Then	then	RB
huygens-treatise-2329	886	2	also	also	RB
huygens-treatise-2329	886	3	the	the	DT
huygens-treatise-2329	886	4	sum	sum	NN
huygens-treatise-2329	886	5	of	of	IN
huygens-treatise-2329	886	6	all	all	PDT
huygens-treatise-2329	886	7	the	the	DT
huygens-treatise-2329	886	8	antecedents	antecedent	NNS
huygens-treatise-2329	886	9	to	to	IN
huygens-treatise-2329	886	10	all	all	PDT
huygens-treatise-2329	886	11	the	the	DT
huygens-treatise-2329	886	12	consequents	consequent	NNS
huygens-treatise-2329	886	13	would	would	MD
huygens-treatise-2329	886	14	be	be	VB
huygens-treatise-2329	886	15	as	as	IN
huygens-treatise-2329	886	16	3	3	CD
huygens-treatise-2329	886	17	to	to	IN
huygens-treatise-2329	886	18	2	2	CD
huygens-treatise-2329	886	19	.	.	.
huygens-treatise-2329	887	1	Now	now	RB
huygens-treatise-2329	887	2	by	by	IN
huygens-treatise-2329	887	3	prolonging	prolong	VBG
huygens-treatise-2329	887	4	the	the	DT
huygens-treatise-2329	887	5	arc	arc	NN
huygens-treatise-2329	887	6	DO	DO	NNP
huygens-treatise-2329	887	7	until	until	IN
huygens-treatise-2329	887	8	it	-PRON-	PRP
huygens-treatise-2329	887	9	meets	meet	VBZ
huygens-treatise-2329	887	10	AK	AK	NNP
huygens-treatise-2329	887	11	at	at	IN
huygens-treatise-2329	887	12	X	X	NNP
huygens-treatise-2329	887	13	,	,	,
huygens-treatise-2329	887	14	KX	KX	NNP
huygens-treatise-2329	887	15	is	be	VBZ
huygens-treatise-2329	887	16	the	the	DT
huygens-treatise-2329	887	17	sum	sum	NN
huygens-treatise-2329	887	18	of	of	IN
huygens-treatise-2329	887	19	the	the	DT
huygens-treatise-2329	887	20	antecedents	antecedent	NNS
huygens-treatise-2329	887	21	.	.	.
huygens-treatise-2329	888	1	And	and	CC
huygens-treatise-2329	888	2	by	by	IN
huygens-treatise-2329	888	3	prolonging	prolong	VBG
huygens-treatise-2329	888	4	the	the	DT
huygens-treatise-2329	888	5	arc	arc	NN
huygens-treatise-2329	888	6	KQ	KQ	NNP
huygens-treatise-2329	888	7	till	till	IN
huygens-treatise-2329	888	8	it	-PRON-	PRP
huygens-treatise-2329	888	9	meets	meet	VBZ
huygens-treatise-2329	888	10	AD	ad	NN
huygens-treatise-2329	888	11	at	at	IN
huygens-treatise-2329	888	12	Y	Y	NNP
huygens-treatise-2329	888	13	,	,	,
huygens-treatise-2329	888	14	the	the	DT
huygens-treatise-2329	888	15	sum	sum	NN
huygens-treatise-2329	888	16	of	of	IN
huygens-treatise-2329	888	17	the	the	DT
huygens-treatise-2329	888	18	consequents	consequent	NNS
huygens-treatise-2329	888	19	is	be	VBZ
huygens-treatise-2329	888	20	DY	DY	NNP
huygens-treatise-2329	888	21	.	.	.
huygens-treatise-2329	889	1	Then	then	RB
huygens-treatise-2329	889	2	KX	KX	NNP
huygens-treatise-2329	889	3	ought	ought	MD
huygens-treatise-2329	889	4	to	to	TO
huygens-treatise-2329	889	5	be	be	VB
huygens-treatise-2329	889	6	to	to	IN
huygens-treatise-2329	889	7	DY	DY	NNP
huygens-treatise-2329	889	8	as	as	IN
huygens-treatise-2329	889	9	3	3	CD
huygens-treatise-2329	889	10	to	to	IN
huygens-treatise-2329	889	11	2	2	CD
huygens-treatise-2329	889	12	.	.	.
huygens-treatise-2329	890	1	Whence	whence	NN
huygens-treatise-2329	890	2	it	-PRON-	PRP
huygens-treatise-2329	890	3	would	would	MD
huygens-treatise-2329	890	4	appear	appear	VB
huygens-treatise-2329	890	5	that	that	IN
huygens-treatise-2329	890	6	the	the	DT
huygens-treatise-2329	890	7	curve	curve	NN
huygens-treatise-2329	890	8	KDE	KDE	NNP
huygens-treatise-2329	890	9	was	be	VBD
huygens-treatise-2329	890	10	of	of	IN
huygens-treatise-2329	890	11	such	such	PDT
huygens-treatise-2329	890	12	a	a	DT
huygens-treatise-2329	890	13	nature	nature	NN
huygens-treatise-2329	890	14	that	that	WDT
huygens-treatise-2329	890	15	having	have	VBG
huygens-treatise-2329	890	16	drawn	draw	VBN
huygens-treatise-2329	890	17	from	from	IN
huygens-treatise-2329	890	18	some	some	DT
huygens-treatise-2329	890	19	point	point	NN
huygens-treatise-2329	890	20	which	which	WDT
huygens-treatise-2329	890	21	had	have	VBD
huygens-treatise-2329	890	22	been	be	VBN
huygens-treatise-2329	890	23	assumed	assume	VBN
huygens-treatise-2329	890	24	,	,	,
huygens-treatise-2329	890	25	such	such	JJ
huygens-treatise-2329	890	26	as	as	IN
huygens-treatise-2329	890	27	K	K	NNP
huygens-treatise-2329	890	28	,	,	,
huygens-treatise-2329	890	29	the	the	DT
huygens-treatise-2329	890	30	straight	straight	JJ
huygens-treatise-2329	890	31	lines	line	NNS
huygens-treatise-2329	890	32	KA	KA	NNP
huygens-treatise-2329	890	33	,	,	,
huygens-treatise-2329	890	34	KB	KB	NNP
huygens-treatise-2329	890	35	,	,	,
huygens-treatise-2329	890	36	the	the	DT
huygens-treatise-2329	890	37	excess	excess	NN
huygens-treatise-2329	890	38	by	by	IN
huygens-treatise-2329	890	39	which	which	WDT
huygens-treatise-2329	890	40	AK	AK	NNP
huygens-treatise-2329	890	41	surpasses	surpass	VBZ
huygens-treatise-2329	890	42	AD	ad	NN
huygens-treatise-2329	890	43	should	should	MD
huygens-treatise-2329	890	44	be	be	VB
huygens-treatise-2329	890	45	to	to	IN
huygens-treatise-2329	890	46	the	the	DT
huygens-treatise-2329	890	47	excess	excess	NN
huygens-treatise-2329	890	48	of	of	IN
huygens-treatise-2329	890	49	DB	DB	NNP
huygens-treatise-2329	890	50	over	over	IN
huygens-treatise-2329	890	51	KB	KB	NNP
huygens-treatise-2329	890	52	,	,	,
huygens-treatise-2329	890	53	as	as	IN
huygens-treatise-2329	890	54	3	3	CD
huygens-treatise-2329	890	55	to	to	IN
huygens-treatise-2329	890	56	2	2	CD
huygens-treatise-2329	890	57	.	.	.
huygens-treatise-2329	891	1	For	for	IN
huygens-treatise-2329	891	2	it	-PRON-	PRP
huygens-treatise-2329	891	3	can	can	MD
huygens-treatise-2329	891	4	similarly	similarly	RB
huygens-treatise-2329	891	5	be	be	VB
huygens-treatise-2329	891	6	demonstrated	demonstrate	VBN
huygens-treatise-2329	891	7	,	,	,
huygens-treatise-2329	891	8	by	by	IN
huygens-treatise-2329	891	9	taking	take	VBG
huygens-treatise-2329	891	10	any	any	DT
huygens-treatise-2329	891	11	other	other	JJ
huygens-treatise-2329	891	12	point	point	NN
huygens-treatise-2329	891	13	in	in	IN
huygens-treatise-2329	891	14	the	the	DT
huygens-treatise-2329	891	15	curve	curve	NN
huygens-treatise-2329	891	16	,	,	,
huygens-treatise-2329	891	17	such	such	JJ
huygens-treatise-2329	891	18	as	as	IN
huygens-treatise-2329	891	19	G	G	NNP
huygens-treatise-2329	891	20	,	,	,
huygens-treatise-2329	891	21	that	that	IN
huygens-treatise-2329	891	22	the	the	DT
huygens-treatise-2329	891	23	excess	excess	NN
huygens-treatise-2329	891	24	of	of	IN
huygens-treatise-2329	891	25	AG	AG	NNP
huygens-treatise-2329	891	26	over	over	IN
huygens-treatise-2329	891	27	AD	ad	NN
huygens-treatise-2329	891	28	,	,	,
huygens-treatise-2329	891	29	namely	namely	RB
huygens-treatise-2329	891	30	VG	VG	NNP
huygens-treatise-2329	891	31	,	,	,
huygens-treatise-2329	891	32	is	be	VBZ
huygens-treatise-2329	891	33	to	to	IN
huygens-treatise-2329	891	34	the	the	DT
huygens-treatise-2329	891	35	excess	excess	NN
huygens-treatise-2329	891	36	of	of	IN
huygens-treatise-2329	891	37	BD	BD	NNP
huygens-treatise-2329	891	38	over	over	IN
huygens-treatise-2329	891	39	DG	DG	NNP
huygens-treatise-2329	891	40	,	,	,
huygens-treatise-2329	891	41	namely	namely	RB
huygens-treatise-2329	891	42	DP	DP	NNP
huygens-treatise-2329	891	43	,	,	,
huygens-treatise-2329	891	44	in	in	IN
huygens-treatise-2329	891	45	this	this	DT
huygens-treatise-2329	891	46	same	same	JJ
huygens-treatise-2329	891	47	ratio	ratio	NN
huygens-treatise-2329	891	48	of	of	IN
huygens-treatise-2329	891	49	3	3	CD
huygens-treatise-2329	891	50	to	to	IN
huygens-treatise-2329	891	51	2	2	CD
huygens-treatise-2329	891	52	.	.	.
huygens-treatise-2329	892	1	And	and	CC
huygens-treatise-2329	892	2	following	follow	VBG
huygens-treatise-2329	892	3	this	this	DT
huygens-treatise-2329	892	4	principle	principle	JJ
huygens-treatise-2329	892	5	Mr.	Mr.	NNP
huygens-treatise-2329	892	6	Des	Des	NNP
huygens-treatise-2329	892	7	Cartes	Cartes	NNP
huygens-treatise-2329	892	8	constructed	construct	VBD
huygens-treatise-2329	892	9	these	these	DT
huygens-treatise-2329	892	10	curves	curve	NNS
huygens-treatise-2329	892	11	in	in	IN
huygens-treatise-2329	892	12	his	-PRON-	PRP$
huygens-treatise-2329	892	13	_	_	NNP
huygens-treatise-2329	892	14	Geometric	Geometric	NNP
huygens-treatise-2329	892	15	_	_	NNP
huygens-treatise-2329	892	16	;	;	:
huygens-treatise-2329	892	17	and	and	CC
huygens-treatise-2329	892	18	he	-PRON-	PRP
huygens-treatise-2329	892	19	easily	easily	RB
huygens-treatise-2329	892	20	recognized	recognize	VBD
huygens-treatise-2329	892	21	that	that	IN
huygens-treatise-2329	892	22	in	in	IN
huygens-treatise-2329	892	23	the	the	DT
huygens-treatise-2329	892	24	case	case	NN
huygens-treatise-2329	892	25	of	of	IN
huygens-treatise-2329	892	26	parallel	parallel	JJ
huygens-treatise-2329	892	27	rays	ray	NNS
huygens-treatise-2329	892	28	,	,	,
huygens-treatise-2329	892	29	these	these	DT
huygens-treatise-2329	892	30	curves	curve	NNS
huygens-treatise-2329	892	31	became	become	VBD
huygens-treatise-2329	892	32	Hyperbolas	Hyperbolas	NNP
huygens-treatise-2329	892	33	and	and	CC
huygens-treatise-2329	892	34	Ellipses	Ellipses	NNP
huygens-treatise-2329	892	35	.	.	.
huygens-treatise-2329	893	1	Let	let	VB
huygens-treatise-2329	893	2	us	-PRON-	PRP
huygens-treatise-2329	893	3	now	now	RB
huygens-treatise-2329	893	4	return	return	VB
huygens-treatise-2329	893	5	to	to	IN
huygens-treatise-2329	893	6	our	-PRON-	PRP$
huygens-treatise-2329	893	7	method	method	NN
huygens-treatise-2329	893	8	and	and	CC
huygens-treatise-2329	893	9	let	let	VB
huygens-treatise-2329	893	10	us	-PRON-	PRP
huygens-treatise-2329	893	11	see	see	VB
huygens-treatise-2329	893	12	how	how	WRB
huygens-treatise-2329	893	13	it	-PRON-	PRP
huygens-treatise-2329	893	14	leads	lead	VBZ
huygens-treatise-2329	893	15	without	without	IN
huygens-treatise-2329	893	16	difficulty	difficulty	NN
huygens-treatise-2329	893	17	to	to	IN
huygens-treatise-2329	893	18	the	the	DT
huygens-treatise-2329	893	19	finding	finding	NN
huygens-treatise-2329	893	20	of	of	IN
huygens-treatise-2329	893	21	the	the	DT
huygens-treatise-2329	893	22	curves	curve	NNS
huygens-treatise-2329	893	23	which	which	WDT
huygens-treatise-2329	893	24	one	one	CD
huygens-treatise-2329	893	25	side	side	NN
huygens-treatise-2329	893	26	of	of	IN
huygens-treatise-2329	893	27	the	the	DT
huygens-treatise-2329	893	28	glass	glass	NN
huygens-treatise-2329	893	29	requires	require	VBZ
huygens-treatise-2329	893	30	when	when	WRB
huygens-treatise-2329	893	31	the	the	DT
huygens-treatise-2329	893	32	other	other	JJ
huygens-treatise-2329	893	33	side	side	NN
huygens-treatise-2329	893	34	is	be	VBZ
huygens-treatise-2329	893	35	of	of	IN
huygens-treatise-2329	893	36	a	a	DT
huygens-treatise-2329	893	37	given	give	VBN
huygens-treatise-2329	893	38	figure	figure	NN
huygens-treatise-2329	893	39	;	;	:
huygens-treatise-2329	893	40	a	a	DT
huygens-treatise-2329	893	41	figure	figure	NN
huygens-treatise-2329	893	42	not	not	RB
huygens-treatise-2329	893	43	only	only	RB
huygens-treatise-2329	893	44	plane	plane	NN
huygens-treatise-2329	893	45	or	or	CC
huygens-treatise-2329	893	46	spherical	spherical	JJ
huygens-treatise-2329	893	47	,	,	,
huygens-treatise-2329	893	48	or	or	CC
huygens-treatise-2329	893	49	made	make	VBN
huygens-treatise-2329	893	50	by	by	IN
huygens-treatise-2329	893	51	one	one	CD
huygens-treatise-2329	893	52	of	of	IN
huygens-treatise-2329	893	53	the	the	DT
huygens-treatise-2329	893	54	conic	conic	JJ
huygens-treatise-2329	893	55	sections	section	NNS
huygens-treatise-2329	893	56	(	(	-LRB-
huygens-treatise-2329	893	57	which	which	WDT
huygens-treatise-2329	893	58	is	be	VBZ
huygens-treatise-2329	893	59	the	the	DT
huygens-treatise-2329	893	60	restriction	restriction	NN
huygens-treatise-2329	893	61	with	with	IN
huygens-treatise-2329	893	62	which	which	WDT
huygens-treatise-2329	893	63	Des	Des	NNP
huygens-treatise-2329	893	64	Cartes	Cartes	NNP
huygens-treatise-2329	893	65	proposed	propose	VBD
huygens-treatise-2329	893	66	this	this	DT
huygens-treatise-2329	893	67	problem	problem	NN
huygens-treatise-2329	893	68	,	,	,
huygens-treatise-2329	893	69	leaving	leave	VBG
huygens-treatise-2329	893	70	the	the	DT
huygens-treatise-2329	893	71	solution	solution	NN
huygens-treatise-2329	893	72	to	to	IN
huygens-treatise-2329	893	73	those	those	DT
huygens-treatise-2329	893	74	who	who	WP
huygens-treatise-2329	893	75	should	should	MD
huygens-treatise-2329	893	76	come	come	VB
huygens-treatise-2329	893	77	after	after	IN
huygens-treatise-2329	893	78	him	-PRON-	PRP
huygens-treatise-2329	893	79	)	)	-RRB-
huygens-treatise-2329	893	80	but	but	CC
huygens-treatise-2329	893	81	generally	generally	RB
huygens-treatise-2329	893	82	any	any	DT
huygens-treatise-2329	893	83	figure	figure	NN
huygens-treatise-2329	893	84	whatever	whatever	WDT
huygens-treatise-2329	893	85	:	:	:
huygens-treatise-2329	893	86	that	that	DT
huygens-treatise-2329	893	87	is	be	VBZ
huygens-treatise-2329	893	88	to	to	TO
huygens-treatise-2329	893	89	say	say	VB
huygens-treatise-2329	893	90	,	,	,
huygens-treatise-2329	893	91	one	one	CD
huygens-treatise-2329	893	92	made	make	VBN
huygens-treatise-2329	893	93	by	by	IN
huygens-treatise-2329	893	94	the	the	DT
huygens-treatise-2329	893	95	revolution	revolution	NN
huygens-treatise-2329	893	96	of	of	IN
huygens-treatise-2329	893	97	any	any	DT
huygens-treatise-2329	893	98	given	give	VBN
huygens-treatise-2329	893	99	curved	curved	JJ
huygens-treatise-2329	893	100	line	line	NN
huygens-treatise-2329	893	101	to	to	TO
huygens-treatise-2329	893	102	which	which	WDT
huygens-treatise-2329	893	103	one	one	PRP
huygens-treatise-2329	893	104	must	must	MD
huygens-treatise-2329	893	105	merely	merely	RB
huygens-treatise-2329	893	106	know	know	VB
huygens-treatise-2329	893	107	how	how	WRB
huygens-treatise-2329	893	108	to	to	TO
huygens-treatise-2329	893	109	draw	draw	VB
huygens-treatise-2329	893	110	straight	straight	JJ
huygens-treatise-2329	893	111	lines	line	NNS
huygens-treatise-2329	893	112	as	as	IN
huygens-treatise-2329	893	113	tangents	tangent	NNS
huygens-treatise-2329	893	114	.	.	.
huygens-treatise-2329	894	1	Let	let	VB
huygens-treatise-2329	894	2	the	the	DT
huygens-treatise-2329	894	3	given	give	VBN
huygens-treatise-2329	894	4	figure	figure	NN
huygens-treatise-2329	894	5	be	be	VB
huygens-treatise-2329	894	6	that	that	WDT
huygens-treatise-2329	894	7	made	make	VBN
huygens-treatise-2329	894	8	by	by	IN
huygens-treatise-2329	894	9	the	the	DT
huygens-treatise-2329	894	10	revolution	revolution	NN
huygens-treatise-2329	894	11	of	of	IN
huygens-treatise-2329	894	12	some	some	DT
huygens-treatise-2329	894	13	curve	curve	NN
huygens-treatise-2329	894	14	such	such	JJ
huygens-treatise-2329	894	15	as	as	IN
huygens-treatise-2329	894	16	AK	AK	NNP
huygens-treatise-2329	894	17	about	about	IN
huygens-treatise-2329	894	18	the	the	DT
huygens-treatise-2329	894	19	axis	axis	JJ
huygens-treatise-2329	894	20	AV	av	NN
huygens-treatise-2329	894	21	,	,	,
huygens-treatise-2329	894	22	and	and	CC
huygens-treatise-2329	894	23	that	that	IN
huygens-treatise-2329	894	24	this	this	DT
huygens-treatise-2329	894	25	side	side	NN
huygens-treatise-2329	894	26	of	of	IN
huygens-treatise-2329	894	27	the	the	DT
huygens-treatise-2329	894	28	glass	glass	NN
huygens-treatise-2329	894	29	receives	receive	VBZ
huygens-treatise-2329	894	30	rays	ray	NNS
huygens-treatise-2329	894	31	coming	come	VBG
huygens-treatise-2329	894	32	from	from	IN
huygens-treatise-2329	894	33	the	the	DT
huygens-treatise-2329	894	34	point	point	NN
huygens-treatise-2329	894	35	L.	L.	NNP
huygens-treatise-2329	894	36	Furthermore	Furthermore	NNP
huygens-treatise-2329	894	37	,	,	,
huygens-treatise-2329	894	38	let	let	VB
huygens-treatise-2329	894	39	the	the	DT
huygens-treatise-2329	894	40	thickness	thickness	NN
huygens-treatise-2329	894	41	AB	ab	NN
huygens-treatise-2329	894	42	of	of	IN
huygens-treatise-2329	894	43	the	the	DT
huygens-treatise-2329	894	44	middle	middle	NN
huygens-treatise-2329	894	45	of	of	IN
huygens-treatise-2329	894	46	the	the	DT
huygens-treatise-2329	894	47	glass	glass	NN
huygens-treatise-2329	894	48	be	be	VB
huygens-treatise-2329	894	49	given	give	VBN
huygens-treatise-2329	894	50	,	,	,
huygens-treatise-2329	894	51	and	and	CC
huygens-treatise-2329	894	52	the	the	DT
huygens-treatise-2329	894	53	point	point	NN
huygens-treatise-2329	894	54	F	F	NNP
huygens-treatise-2329	894	55	at	at	IN
huygens-treatise-2329	894	56	which	which	WDT
huygens-treatise-2329	894	57	one	one	NN
huygens-treatise-2329	894	58	desires	desire	VBZ
huygens-treatise-2329	894	59	the	the	DT
huygens-treatise-2329	894	60	rays	ray	NNS
huygens-treatise-2329	894	61	to	to	TO
huygens-treatise-2329	894	62	be	be	VB
huygens-treatise-2329	894	63	all	all	DT
huygens-treatise-2329	894	64	perfectly	perfectly	RB
huygens-treatise-2329	894	65	reunited	reunite	VBN
huygens-treatise-2329	894	66	,	,	,
huygens-treatise-2329	894	67	whatever	whatever	WDT
huygens-treatise-2329	894	68	be	be	VB
huygens-treatise-2329	894	69	the	the	DT
huygens-treatise-2329	894	70	first	first	JJ
huygens-treatise-2329	894	71	refraction	refraction	NN
huygens-treatise-2329	894	72	occurring	occur	VBG
huygens-treatise-2329	894	73	at	at	IN
huygens-treatise-2329	894	74	the	the	DT
huygens-treatise-2329	894	75	surface	surface	NN
huygens-treatise-2329	894	76	AK	AK	NNP
huygens-treatise-2329	894	77	.	.	.
huygens-treatise-2329	895	1	I	-PRON-	PRP
huygens-treatise-2329	895	2	say	say	VBP
huygens-treatise-2329	895	3	that	that	IN
huygens-treatise-2329	895	4	for	for	IN
huygens-treatise-2329	895	5	this	this	DT
huygens-treatise-2329	895	6	the	the	DT
huygens-treatise-2329	895	7	sole	sole	JJ
huygens-treatise-2329	895	8	requirement	requirement	NN
huygens-treatise-2329	895	9	is	be	VBZ
huygens-treatise-2329	895	10	that	that	IN
huygens-treatise-2329	895	11	the	the	DT
huygens-treatise-2329	895	12	outline	outline	NN
huygens-treatise-2329	895	13	BDK	BDK	NNP
huygens-treatise-2329	895	14	which	which	WDT
huygens-treatise-2329	895	15	constitutes	constitute	VBZ
huygens-treatise-2329	895	16	the	the	DT
huygens-treatise-2329	895	17	other	other	JJ
huygens-treatise-2329	895	18	surface	surface	NN
huygens-treatise-2329	895	19	shall	shall	MD
huygens-treatise-2329	895	20	be	be	VB
huygens-treatise-2329	895	21	such	such	JJ
huygens-treatise-2329	895	22	that	that	IN
huygens-treatise-2329	895	23	the	the	DT
huygens-treatise-2329	895	24	path	path	NN
huygens-treatise-2329	895	25	of	of	IN
huygens-treatise-2329	895	26	the	the	DT
huygens-treatise-2329	895	27	light	light	NN
huygens-treatise-2329	895	28	from	from	IN
huygens-treatise-2329	895	29	the	the	DT
huygens-treatise-2329	895	30	point	point	NN
huygens-treatise-2329	895	31	L	l	NN
huygens-treatise-2329	895	32	to	to	IN
huygens-treatise-2329	895	33	the	the	DT
huygens-treatise-2329	895	34	surface	surface	NN
huygens-treatise-2329	895	35	AK	AK	NNP
huygens-treatise-2329	895	36	,	,	,
huygens-treatise-2329	895	37	and	and	CC
huygens-treatise-2329	895	38	from	from	IN
huygens-treatise-2329	895	39	thence	thence	NN
huygens-treatise-2329	895	40	to	to	IN
huygens-treatise-2329	895	41	the	the	DT
huygens-treatise-2329	895	42	surface	surface	NN
huygens-treatise-2329	895	43	BDK	bdk	NN
huygens-treatise-2329	895	44	,	,	,
huygens-treatise-2329	895	45	and	and	CC
huygens-treatise-2329	895	46	from	from	IN
huygens-treatise-2329	895	47	thence	thence	NN
huygens-treatise-2329	895	48	to	to	IN
huygens-treatise-2329	895	49	the	the	DT
huygens-treatise-2329	895	50	point	point	NN
huygens-treatise-2329	895	51	F	F	NNP
huygens-treatise-2329	895	52	,	,	,
huygens-treatise-2329	895	53	shall	shall	MD
huygens-treatise-2329	895	54	be	be	VB
huygens-treatise-2329	895	55	traversed	traverse	VBN
huygens-treatise-2329	895	56	everywhere	everywhere	RB
huygens-treatise-2329	895	57	in	in	IN
huygens-treatise-2329	895	58	equal	equal	JJ
huygens-treatise-2329	895	59	times	time	NNS
huygens-treatise-2329	895	60	,	,	,
huygens-treatise-2329	895	61	and	and	CC
huygens-treatise-2329	895	62	in	in	IN
huygens-treatise-2329	895	63	each	each	DT
huygens-treatise-2329	895	64	case	case	NN
huygens-treatise-2329	895	65	in	in	IN
huygens-treatise-2329	895	66	a	a	DT
huygens-treatise-2329	895	67	time	time	NN
huygens-treatise-2329	895	68	equal	equal	JJ
huygens-treatise-2329	895	69	to	to	IN
huygens-treatise-2329	895	70	that	that	DT
huygens-treatise-2329	895	71	which	which	WDT
huygens-treatise-2329	895	72	the	the	DT
huygens-treatise-2329	895	73	light	light	NN
huygens-treatise-2329	895	74	employs	employ	VBZ
huygens-treatise-2329	895	75	,	,	,
huygens-treatise-2329	895	76	to	to	TO
huygens-treatise-2329	895	77	pass	pass	VB
huygens-treatise-2329	895	78	along	along	RP
huygens-treatise-2329	895	79	the	the	DT
huygens-treatise-2329	895	80	straight	straight	JJ
huygens-treatise-2329	895	81	line	line	NN
huygens-treatise-2329	895	82	LF	LF	NNP
huygens-treatise-2329	895	83	of	of	IN
huygens-treatise-2329	895	84	which	which	WDT
huygens-treatise-2329	895	85	the	the	DT
huygens-treatise-2329	895	86	part	part	NN
huygens-treatise-2329	895	87	AB	AB	NNP
huygens-treatise-2329	895	88	is	be	VBZ
huygens-treatise-2329	895	89	within	within	IN
huygens-treatise-2329	895	90	the	the	DT
huygens-treatise-2329	895	91	glass	glass	NN
huygens-treatise-2329	895	92	.	.	.
huygens-treatise-2329	896	1	[	[	-LRB-
huygens-treatise-2329	896	2	Illustration	illustration	NN
huygens-treatise-2329	896	3	]	]	-RRB-
huygens-treatise-2329	896	4	Let	let	VB
huygens-treatise-2329	896	5	LG	LG	NNP
huygens-treatise-2329	896	6	be	be	VB
huygens-treatise-2329	896	7	a	a	DT
huygens-treatise-2329	896	8	ray	ray	NN
huygens-treatise-2329	896	9	falling	fall	VBG
huygens-treatise-2329	896	10	on	on	IN
huygens-treatise-2329	896	11	the	the	DT
huygens-treatise-2329	896	12	arc	arc	NN
huygens-treatise-2329	896	13	AK	AK	NNP
huygens-treatise-2329	896	14	.	.	.
huygens-treatise-2329	897	1	Its	-PRON-	PRP$
huygens-treatise-2329	897	2	refraction	refraction	NN
huygens-treatise-2329	897	3	GV	GV	NNP
huygens-treatise-2329	897	4	will	will	MD
huygens-treatise-2329	897	5	be	be	VB
huygens-treatise-2329	897	6	given	give	VBN
huygens-treatise-2329	897	7	by	by	IN
huygens-treatise-2329	897	8	means	mean	NNS
huygens-treatise-2329	897	9	of	of	IN
huygens-treatise-2329	897	10	the	the	DT
huygens-treatise-2329	897	11	tangent	tangent	NN
huygens-treatise-2329	897	12	which	which	WDT
huygens-treatise-2329	897	13	will	will	MD
huygens-treatise-2329	897	14	be	be	VB
huygens-treatise-2329	897	15	drawn	draw	VBN
huygens-treatise-2329	897	16	at	at	IN
huygens-treatise-2329	897	17	the	the	DT
huygens-treatise-2329	897	18	point	point	NN
huygens-treatise-2329	897	19	G.	G.	NNP
huygens-treatise-2329	897	20	Now	Now	NNP
huygens-treatise-2329	897	21	in	in	IN
huygens-treatise-2329	897	22	GV	GV	NNP
huygens-treatise-2329	897	23	the	the	DT
huygens-treatise-2329	897	24	point	point	NN
huygens-treatise-2329	897	25	D	D	NNP
huygens-treatise-2329	897	26	must	must	MD
huygens-treatise-2329	897	27	be	be	VB
huygens-treatise-2329	897	28	found	find	VBN
huygens-treatise-2329	897	29	such	such	JJ
huygens-treatise-2329	897	30	that	that	IN
huygens-treatise-2329	897	31	FD	FD	NNP
huygens-treatise-2329	897	32	together	together	RB
huygens-treatise-2329	897	33	with	with	IN
huygens-treatise-2329	897	34	3/2	3/2	CD
huygens-treatise-2329	897	35	of	of	IN
huygens-treatise-2329	897	36	DG	DG	NNP
huygens-treatise-2329	897	37	and	and	CC
huygens-treatise-2329	897	38	the	the	DT
huygens-treatise-2329	897	39	straight	straight	JJ
huygens-treatise-2329	897	40	line	line	NN
huygens-treatise-2329	897	41	GL	GL	NNP
huygens-treatise-2329	897	42	,	,	,
huygens-treatise-2329	897	43	may	may	MD
huygens-treatise-2329	897	44	be	be	VB
huygens-treatise-2329	897	45	equal	equal	JJ
huygens-treatise-2329	897	46	to	to	IN
huygens-treatise-2329	897	47	FB	FB	NNP
huygens-treatise-2329	897	48	together	together	RB
huygens-treatise-2329	897	49	with	with	IN
huygens-treatise-2329	897	50	3/2	3/2	CD
huygens-treatise-2329	897	51	of	of	IN
huygens-treatise-2329	897	52	BA	BA	NNP
huygens-treatise-2329	897	53	and	and	CC
huygens-treatise-2329	897	54	the	the	DT
huygens-treatise-2329	897	55	straight	straight	JJ
huygens-treatise-2329	897	56	line	line	NN
huygens-treatise-2329	897	57	AL	AL	NNP
huygens-treatise-2329	897	58	;	;	:
huygens-treatise-2329	897	59	which	which	WDT
huygens-treatise-2329	897	60	,	,	,
huygens-treatise-2329	897	61	as	as	IN
huygens-treatise-2329	897	62	is	be	VBZ
huygens-treatise-2329	897	63	clear	clear	JJ
huygens-treatise-2329	897	64	,	,	,
huygens-treatise-2329	897	65	make	make	VB
huygens-treatise-2329	897	66	up	up	RP
huygens-treatise-2329	897	67	a	a	DT
huygens-treatise-2329	897	68	given	give	VBN
huygens-treatise-2329	897	69	length	length	NN
huygens-treatise-2329	897	70	.	.	.
huygens-treatise-2329	898	1	Or	or	CC
huygens-treatise-2329	898	2	rather	rather	RB
huygens-treatise-2329	898	3	,	,	,
huygens-treatise-2329	898	4	by	by	IN
huygens-treatise-2329	898	5	deducting	deduct	VBG
huygens-treatise-2329	898	6	from	from	IN
huygens-treatise-2329	898	7	each	each	DT
huygens-treatise-2329	898	8	the	the	DT
huygens-treatise-2329	898	9	length	length	NN
huygens-treatise-2329	898	10	of	of	IN
huygens-treatise-2329	898	11	LG	LG	NNP
huygens-treatise-2329	898	12	,	,	,
huygens-treatise-2329	898	13	which	which	WDT
huygens-treatise-2329	898	14	is	be	VBZ
huygens-treatise-2329	898	15	also	also	RB
huygens-treatise-2329	898	16	given	give	VBN
huygens-treatise-2329	898	17	,	,	,
huygens-treatise-2329	898	18	it	-PRON-	PRP
huygens-treatise-2329	898	19	will	will	MD
huygens-treatise-2329	898	20	merely	merely	RB
huygens-treatise-2329	898	21	be	be	VB
huygens-treatise-2329	898	22	needful	needful	JJ
huygens-treatise-2329	898	23	to	to	TO
huygens-treatise-2329	898	24	adjust	adjust	VB
huygens-treatise-2329	898	25	FD	FD	NNP
huygens-treatise-2329	898	26	up	up	IN
huygens-treatise-2329	898	27	to	to	IN
huygens-treatise-2329	898	28	the	the	DT
huygens-treatise-2329	898	29	straight	straight	JJ
huygens-treatise-2329	898	30	line	line	NN
huygens-treatise-2329	898	31	VG	VG	NNP
huygens-treatise-2329	898	32	in	in	IN
huygens-treatise-2329	898	33	such	such	PDT
huygens-treatise-2329	898	34	a	a	DT
huygens-treatise-2329	898	35	way	way	NN
huygens-treatise-2329	898	36	that	that	WDT
huygens-treatise-2329	898	37	FD	FD	NNP
huygens-treatise-2329	898	38	together	together	RB
huygens-treatise-2329	898	39	with	with	IN
huygens-treatise-2329	898	40	3/2	3/2	CD
huygens-treatise-2329	898	41	of	of	IN
huygens-treatise-2329	898	42	DG	DG	NNP
huygens-treatise-2329	898	43	is	be	VBZ
huygens-treatise-2329	898	44	equal	equal	JJ
huygens-treatise-2329	898	45	to	to	IN
huygens-treatise-2329	898	46	a	a	DT
huygens-treatise-2329	898	47	given	give	VBN
huygens-treatise-2329	898	48	straight	straight	JJ
huygens-treatise-2329	898	49	line	line	NN
huygens-treatise-2329	898	50	,	,	,
huygens-treatise-2329	898	51	which	which	WDT
huygens-treatise-2329	898	52	is	be	VBZ
huygens-treatise-2329	898	53	a	a	DT
huygens-treatise-2329	898	54	quite	quite	RB
huygens-treatise-2329	898	55	easy	easy	JJ
huygens-treatise-2329	898	56	plane	plane	NN
huygens-treatise-2329	898	57	problem	problem	NN
huygens-treatise-2329	898	58	:	:	:
huygens-treatise-2329	898	59	and	and	CC
huygens-treatise-2329	898	60	the	the	DT
huygens-treatise-2329	898	61	point	point	NN
huygens-treatise-2329	898	62	D	d	NN
huygens-treatise-2329	898	63	will	will	MD
huygens-treatise-2329	898	64	be	be	VB
huygens-treatise-2329	898	65	one	one	CD
huygens-treatise-2329	898	66	of	of	IN
huygens-treatise-2329	898	67	those	those	DT
huygens-treatise-2329	898	68	through	through	IN
huygens-treatise-2329	898	69	which	which	WDT
huygens-treatise-2329	898	70	the	the	DT
huygens-treatise-2329	898	71	curve	curve	NN
huygens-treatise-2329	898	72	BDK	bdk	NN
huygens-treatise-2329	898	73	ought	ought	MD
huygens-treatise-2329	898	74	to	to	TO
huygens-treatise-2329	898	75	pass	pass	VB
huygens-treatise-2329	898	76	.	.	.
huygens-treatise-2329	899	1	And	and	CC
huygens-treatise-2329	899	2	similarly	similarly	RB
huygens-treatise-2329	899	3	,	,	,
huygens-treatise-2329	899	4	having	have	VBG
huygens-treatise-2329	899	5	drawn	draw	VBN
huygens-treatise-2329	899	6	another	another	DT
huygens-treatise-2329	899	7	ray	ray	NN
huygens-treatise-2329	899	8	LM	LM	NNP
huygens-treatise-2329	899	9	,	,	,
huygens-treatise-2329	899	10	and	and	CC
huygens-treatise-2329	899	11	found	find	VBD
huygens-treatise-2329	899	12	its	-PRON-	PRP$
huygens-treatise-2329	899	13	refraction	refraction	NN
huygens-treatise-2329	899	14	MO	mo	NN
huygens-treatise-2329	899	15	,	,	,
huygens-treatise-2329	899	16	the	the	DT
huygens-treatise-2329	899	17	point	point	NN
huygens-treatise-2329	899	18	N	n	NN
huygens-treatise-2329	899	19	will	will	MD
huygens-treatise-2329	899	20	be	be	VB
huygens-treatise-2329	899	21	found	find	VBN
huygens-treatise-2329	899	22	in	in	IN
huygens-treatise-2329	899	23	this	this	DT
huygens-treatise-2329	899	24	line	line	NN
huygens-treatise-2329	899	25	,	,	,
huygens-treatise-2329	899	26	and	and	CC
huygens-treatise-2329	899	27	so	so	RB
huygens-treatise-2329	899	28	on	on	RB
huygens-treatise-2329	899	29	as	as	RB
huygens-treatise-2329	899	30	many	many	JJ
huygens-treatise-2329	899	31	times	time	NNS
huygens-treatise-2329	899	32	as	as	IN
huygens-treatise-2329	899	33	one	one	CD
huygens-treatise-2329	899	34	desires	desire	NNS
huygens-treatise-2329	899	35	.	.	.
huygens-treatise-2329	900	1	To	to	TO
huygens-treatise-2329	900	2	demonstrate	demonstrate	VB
huygens-treatise-2329	900	3	the	the	DT
huygens-treatise-2329	900	4	effect	effect	NN
huygens-treatise-2329	900	5	of	of	IN
huygens-treatise-2329	900	6	the	the	DT
huygens-treatise-2329	900	7	curve	curve	NN
huygens-treatise-2329	900	8	,	,	,
huygens-treatise-2329	900	9	let	let	VB
huygens-treatise-2329	900	10	there	there	EX
huygens-treatise-2329	900	11	be	be	VB
huygens-treatise-2329	900	12	described	describe	VBN
huygens-treatise-2329	900	13	about	about	IN
huygens-treatise-2329	900	14	the	the	DT
huygens-treatise-2329	900	15	centre	centre	NN
huygens-treatise-2329	900	16	L	l	NN
huygens-treatise-2329	900	17	the	the	DT
huygens-treatise-2329	900	18	circular	circular	JJ
huygens-treatise-2329	900	19	arc	arc	NN
huygens-treatise-2329	900	20	AH	AH	NNP
huygens-treatise-2329	900	21	,	,	,
huygens-treatise-2329	900	22	cutting	cut	VBG
huygens-treatise-2329	900	23	LG	LG	NNP
huygens-treatise-2329	900	24	at	at	IN
huygens-treatise-2329	900	25	H	h	NN
huygens-treatise-2329	900	26	;	;	:
huygens-treatise-2329	900	27	and	and	CC
huygens-treatise-2329	900	28	about	about	IN
huygens-treatise-2329	900	29	the	the	DT
huygens-treatise-2329	900	30	centre	centre	NN
huygens-treatise-2329	900	31	F	F	NNP
huygens-treatise-2329	900	32	the	the	DT
huygens-treatise-2329	900	33	arc	arc	NNP
huygens-treatise-2329	900	34	BP	BP	NNP
huygens-treatise-2329	900	35	;	;	:
huygens-treatise-2329	900	36	and	and	CC
huygens-treatise-2329	900	37	in	in	IN
huygens-treatise-2329	900	38	AB	AB	NNP
huygens-treatise-2329	900	39	let	let	VBD
huygens-treatise-2329	900	40	AS	AS	NNP
huygens-treatise-2329	900	41	be	be	VB
huygens-treatise-2329	900	42	taken	take	VBN
huygens-treatise-2329	900	43	equal	equal	JJ
huygens-treatise-2329	900	44	to	to	IN
huygens-treatise-2329	900	45	2/3	2/3	CD
huygens-treatise-2329	900	46	of	of	IN
huygens-treatise-2329	900	47	HG	HG	NNP
huygens-treatise-2329	900	48	;	;	:
huygens-treatise-2329	900	49	and	and	CC
huygens-treatise-2329	900	50	SE	SE	NNP
huygens-treatise-2329	900	51	equal	equal	JJ
huygens-treatise-2329	900	52	to	to	IN
huygens-treatise-2329	900	53	GD	GD	NNP
huygens-treatise-2329	900	54	.	.	.
huygens-treatise-2329	901	1	Then	then	RB
huygens-treatise-2329	901	2	considering	consider	VBG
huygens-treatise-2329	901	3	AH	AH	NNP
huygens-treatise-2329	901	4	as	as	IN
huygens-treatise-2329	901	5	a	a	DT
huygens-treatise-2329	901	6	wave	wave	NN
huygens-treatise-2329	901	7	of	of	IN
huygens-treatise-2329	901	8	light	light	NN
huygens-treatise-2329	901	9	emanating	emanate	VBG
huygens-treatise-2329	901	10	from	from	IN
huygens-treatise-2329	901	11	the	the	DT
huygens-treatise-2329	901	12	point	point	NN
huygens-treatise-2329	901	13	L	l	NN
huygens-treatise-2329	901	14	,	,	,
huygens-treatise-2329	901	15	it	-PRON-	PRP
huygens-treatise-2329	901	16	is	be	VBZ
huygens-treatise-2329	901	17	certain	certain	JJ
huygens-treatise-2329	901	18	that	that	IN
huygens-treatise-2329	901	19	during	during	IN
huygens-treatise-2329	901	20	the	the	DT
huygens-treatise-2329	901	21	time	time	NN
huygens-treatise-2329	901	22	in	in	IN
huygens-treatise-2329	901	23	which	which	WDT
huygens-treatise-2329	901	24	its	-PRON-	PRP$
huygens-treatise-2329	901	25	piece	piece	NN
huygens-treatise-2329	901	26	H	h	NN
huygens-treatise-2329	901	27	arrives	arrive	VBZ
huygens-treatise-2329	901	28	at	at	IN
huygens-treatise-2329	901	29	G	g	NN
huygens-treatise-2329	901	30	the	the	DT
huygens-treatise-2329	901	31	piece	piece	NN
huygens-treatise-2329	901	32	A	a	NN
huygens-treatise-2329	901	33	will	will	MD
huygens-treatise-2329	901	34	have	have	VB
huygens-treatise-2329	901	35	advanced	advance	VBN
huygens-treatise-2329	901	36	within	within	IN
huygens-treatise-2329	901	37	the	the	DT
huygens-treatise-2329	901	38	transparent	transparent	JJ
huygens-treatise-2329	901	39	body	body	NN
huygens-treatise-2329	901	40	only	only	RB
huygens-treatise-2329	901	41	along	along	IN
huygens-treatise-2329	901	42	AS	as	IN
huygens-treatise-2329	901	43	;	;	:
huygens-treatise-2329	901	44	for	for	IN
huygens-treatise-2329	901	45	I	-PRON-	PRP
huygens-treatise-2329	901	46	suppose	suppose	VBP
huygens-treatise-2329	901	47	,	,	,
huygens-treatise-2329	901	48	as	as	IN
huygens-treatise-2329	901	49	above	above	RB
huygens-treatise-2329	901	50	,	,	,
huygens-treatise-2329	901	51	the	the	DT
huygens-treatise-2329	901	52	proportion	proportion	NN
huygens-treatise-2329	901	53	of	of	IN
huygens-treatise-2329	901	54	the	the	DT
huygens-treatise-2329	901	55	refraction	refraction	NN
huygens-treatise-2329	901	56	to	to	TO
huygens-treatise-2329	901	57	be	be	VB
huygens-treatise-2329	901	58	as	as	IN
huygens-treatise-2329	901	59	3	3	CD
huygens-treatise-2329	901	60	to	to	IN
huygens-treatise-2329	901	61	2	2	CD
huygens-treatise-2329	901	62	.	.	.
huygens-treatise-2329	902	1	Now	now	RB
huygens-treatise-2329	902	2	we	-PRON-	PRP
huygens-treatise-2329	902	3	know	know	VBP
huygens-treatise-2329	902	4	that	that	IN
huygens-treatise-2329	902	5	the	the	DT
huygens-treatise-2329	902	6	piece	piece	NN
huygens-treatise-2329	902	7	of	of	IN
huygens-treatise-2329	902	8	wave	wave	NN
huygens-treatise-2329	902	9	which	which	WDT
huygens-treatise-2329	902	10	is	be	VBZ
huygens-treatise-2329	902	11	incident	incident	NN
huygens-treatise-2329	902	12	on	on	IN
huygens-treatise-2329	902	13	G	g	NN
huygens-treatise-2329	902	14	,	,	,
huygens-treatise-2329	902	15	advances	advance	VBZ
huygens-treatise-2329	902	16	thence	thence	NN
huygens-treatise-2329	902	17	along	along	IN
huygens-treatise-2329	902	18	the	the	DT
huygens-treatise-2329	902	19	line	line	NN
huygens-treatise-2329	902	20	GD	GD	NNP
huygens-treatise-2329	902	21	,	,	,
huygens-treatise-2329	902	22	since	since	IN
huygens-treatise-2329	902	23	GV	GV	NNP
huygens-treatise-2329	902	24	is	be	VBZ
huygens-treatise-2329	902	25	the	the	DT
huygens-treatise-2329	902	26	refraction	refraction	NN
huygens-treatise-2329	902	27	of	of	IN
huygens-treatise-2329	902	28	the	the	DT
huygens-treatise-2329	902	29	ray	ray	NN
huygens-treatise-2329	902	30	LG	LG	NNP
huygens-treatise-2329	902	31	.	.	.
huygens-treatise-2329	903	1	Then	then	RB
huygens-treatise-2329	903	2	during	during	IN
huygens-treatise-2329	903	3	the	the	DT
huygens-treatise-2329	903	4	time	time	NN
huygens-treatise-2329	903	5	that	that	IN
huygens-treatise-2329	903	6	this	this	DT
huygens-treatise-2329	903	7	piece	piece	NN
huygens-treatise-2329	903	8	of	of	IN
huygens-treatise-2329	903	9	wave	wave	NN
huygens-treatise-2329	903	10	has	have	VBZ
huygens-treatise-2329	903	11	taken	take	VBN
huygens-treatise-2329	903	12	from	from	IN
huygens-treatise-2329	903	13	G	g	NN
huygens-treatise-2329	903	14	to	to	IN
huygens-treatise-2329	903	15	D	d	NN
huygens-treatise-2329	903	16	,	,	,
huygens-treatise-2329	903	17	the	the	DT
huygens-treatise-2329	903	18	other	other	JJ
huygens-treatise-2329	903	19	piece	piece	NN
huygens-treatise-2329	903	20	which	which	WDT
huygens-treatise-2329	903	21	was	be	VBD
huygens-treatise-2329	903	22	at	at	IN
huygens-treatise-2329	903	23	S	S	NNP
huygens-treatise-2329	903	24	has	have	VBZ
huygens-treatise-2329	903	25	reached	reach	VBN
huygens-treatise-2329	903	26	E	e	NN
huygens-treatise-2329	903	27	,	,	,
huygens-treatise-2329	903	28	since	since	IN
huygens-treatise-2329	903	29	GD	GD	NNP
huygens-treatise-2329	903	30	,	,	,
huygens-treatise-2329	903	31	SE	SE	NNP
huygens-treatise-2329	903	32	are	be	VBP
huygens-treatise-2329	903	33	equal	equal	JJ
huygens-treatise-2329	903	34	.	.	.
huygens-treatise-2329	904	1	But	but	CC
huygens-treatise-2329	904	2	while	while	IN
huygens-treatise-2329	904	3	the	the	DT
huygens-treatise-2329	904	4	latter	latter	NN
huygens-treatise-2329	904	5	will	will	MD
huygens-treatise-2329	904	6	advance	advance	VB
huygens-treatise-2329	904	7	from	from	IN
huygens-treatise-2329	904	8	E	e	NN
huygens-treatise-2329	904	9	to	to	IN
huygens-treatise-2329	904	10	B	b	NN
huygens-treatise-2329	904	11	,	,	,
huygens-treatise-2329	904	12	the	the	DT
huygens-treatise-2329	904	13	piece	piece	NN
huygens-treatise-2329	904	14	of	of	IN
huygens-treatise-2329	904	15	wave	wave	NN
huygens-treatise-2329	904	16	which	which	WDT
huygens-treatise-2329	904	17	was	be	VBD
huygens-treatise-2329	904	18	at	at	IN
huygens-treatise-2329	904	19	D	d	NN
huygens-treatise-2329	904	20	will	will	MD
huygens-treatise-2329	904	21	have	have	VB
huygens-treatise-2329	904	22	spread	spread	VBN
huygens-treatise-2329	904	23	into	into	IN
huygens-treatise-2329	904	24	the	the	DT
huygens-treatise-2329	904	25	air	air	NN
huygens-treatise-2329	904	26	its	-PRON-	PRP$
huygens-treatise-2329	904	27	partial	partial	JJ
huygens-treatise-2329	904	28	wave	wave	NN
huygens-treatise-2329	904	29	,	,	,
huygens-treatise-2329	904	30	the	the	DT
huygens-treatise-2329	904	31	semi	semi	JJ
huygens-treatise-2329	904	32	-	-	JJ
huygens-treatise-2329	904	33	diameter	diameter	NN
huygens-treatise-2329	904	34	of	of	IN
huygens-treatise-2329	904	35	which	which	WDT
huygens-treatise-2329	904	36	,	,	,
huygens-treatise-2329	904	37	DC	DC	NNP
huygens-treatise-2329	904	38	(	(	-LRB-
huygens-treatise-2329	904	39	supposing	suppose	VBG
huygens-treatise-2329	904	40	this	this	DT
huygens-treatise-2329	904	41	wave	wave	NN
huygens-treatise-2329	904	42	to	to	TO
huygens-treatise-2329	904	43	cut	cut	VB
huygens-treatise-2329	904	44	the	the	DT
huygens-treatise-2329	904	45	line	line	NN
huygens-treatise-2329	904	46	DF	DF	NNP
huygens-treatise-2329	904	47	at	at	IN
huygens-treatise-2329	904	48	C	C	NNP
huygens-treatise-2329	904	49	)	)	-RRB-
huygens-treatise-2329	904	50	,	,	,
huygens-treatise-2329	904	51	will	will	MD
huygens-treatise-2329	904	52	be	be	VB
huygens-treatise-2329	904	53	3/2	3/2	CD
huygens-treatise-2329	904	54	of	of	IN
huygens-treatise-2329	904	55	EB	EB	NNP
huygens-treatise-2329	904	56	,	,	,
huygens-treatise-2329	904	57	since	since	IN
huygens-treatise-2329	904	58	the	the	DT
huygens-treatise-2329	904	59	velocity	velocity	NN
huygens-treatise-2329	904	60	of	of	IN
huygens-treatise-2329	904	61	light	light	NN
huygens-treatise-2329	904	62	outside	outside	IN
huygens-treatise-2329	904	63	the	the	DT
huygens-treatise-2329	904	64	medium	medium	NN
huygens-treatise-2329	904	65	is	be	VBZ
huygens-treatise-2329	904	66	to	to	IN
huygens-treatise-2329	904	67	that	that	DT
huygens-treatise-2329	904	68	inside	inside	RB
huygens-treatise-2329	904	69	as	as	IN
huygens-treatise-2329	904	70	3	3	CD
huygens-treatise-2329	904	71	to	to	IN
huygens-treatise-2329	904	72	2	2	CD
huygens-treatise-2329	904	73	.	.	.
huygens-treatise-2329	905	1	Now	now	RB
huygens-treatise-2329	905	2	it	-PRON-	PRP
huygens-treatise-2329	905	3	is	be	VBZ
huygens-treatise-2329	905	4	easy	easy	JJ
huygens-treatise-2329	905	5	to	to	TO
huygens-treatise-2329	905	6	show	show	VB
huygens-treatise-2329	905	7	that	that	IN
huygens-treatise-2329	905	8	this	this	DT
huygens-treatise-2329	905	9	wave	wave	NN
huygens-treatise-2329	905	10	will	will	MD
huygens-treatise-2329	905	11	touch	touch	VB
huygens-treatise-2329	905	12	the	the	DT
huygens-treatise-2329	905	13	arc	arc	NN
huygens-treatise-2329	905	14	BP	BP	NNP
huygens-treatise-2329	905	15	at	at	IN
huygens-treatise-2329	905	16	this	this	DT
huygens-treatise-2329	905	17	point	point	NN
huygens-treatise-2329	905	18	C.	C.	NNP
huygens-treatise-2329	905	19	For	for	IN
huygens-treatise-2329	905	20	since	since	IN
huygens-treatise-2329	905	21	,	,	,
huygens-treatise-2329	905	22	by	by	IN
huygens-treatise-2329	905	23	construction	construction	NN
huygens-treatise-2329	905	24	,	,	,
huygens-treatise-2329	905	25	FD	FD	NNP
huygens-treatise-2329	905	26	+	+	CC
huygens-treatise-2329	905	27	3/2	3/2	CD
huygens-treatise-2329	905	28	DG	DG	NNP
huygens-treatise-2329	905	29	+	+	CC
huygens-treatise-2329	905	30	GL	GL	NNP
huygens-treatise-2329	905	31	are	be	VBP
huygens-treatise-2329	905	32	equal	equal	JJ
huygens-treatise-2329	905	33	to	to	IN
huygens-treatise-2329	905	34	FB	fb	NN
huygens-treatise-2329	905	35	+	+	SYM
huygens-treatise-2329	905	36	3/2	3/2	CD
huygens-treatise-2329	905	37	BA	ba	NN
huygens-treatise-2329	905	38	+	+	CC
huygens-treatise-2329	905	39	AL	AL	NNP
huygens-treatise-2329	905	40	;	;	:
huygens-treatise-2329	905	41	on	on	IN
huygens-treatise-2329	905	42	deducting	deduct	VBG
huygens-treatise-2329	905	43	the	the	DT
huygens-treatise-2329	905	44	equals	equal	NNS
huygens-treatise-2329	905	45	LH	LH	NNP
huygens-treatise-2329	905	46	,	,	,
huygens-treatise-2329	905	47	LA	LA	NNP
huygens-treatise-2329	905	48	,	,	,
huygens-treatise-2329	905	49	there	there	EX
huygens-treatise-2329	905	50	will	will	MD
huygens-treatise-2329	905	51	remain	remain	VB
huygens-treatise-2329	905	52	FD	FD	NNP
huygens-treatise-2329	905	53	+	+	SYM
huygens-treatise-2329	905	54	3/2	3/2	CD
huygens-treatise-2329	905	55	DG	DG	NNP
huygens-treatise-2329	905	56	+	+	CC
huygens-treatise-2329	905	57	GH	GH	NNP
huygens-treatise-2329	905	58	equal	equal	JJ
huygens-treatise-2329	905	59	to	to	IN
huygens-treatise-2329	905	60	FB	fb	NN
huygens-treatise-2329	905	61	+	+	SYM
huygens-treatise-2329	905	62	3/2	3/2	CD
huygens-treatise-2329	905	63	BA	BA	NNP
huygens-treatise-2329	905	64	.	.	.
huygens-treatise-2329	906	1	And	and	CC
huygens-treatise-2329	906	2	,	,	,
huygens-treatise-2329	906	3	again	again	RB
huygens-treatise-2329	906	4	,	,	,
huygens-treatise-2329	906	5	deducting	deduct	VBG
huygens-treatise-2329	906	6	from	from	IN
huygens-treatise-2329	906	7	one	one	CD
huygens-treatise-2329	906	8	side	side	NN
huygens-treatise-2329	906	9	GH	GH	NNP
huygens-treatise-2329	906	10	,	,	,
huygens-treatise-2329	906	11	and	and	CC
huygens-treatise-2329	906	12	from	from	IN
huygens-treatise-2329	906	13	the	the	DT
huygens-treatise-2329	906	14	other	other	JJ
huygens-treatise-2329	906	15	side	side	NN
huygens-treatise-2329	906	16	3/2	3/2	CD
huygens-treatise-2329	906	17	of	of	IN
huygens-treatise-2329	906	18	AS	AS	NNP
huygens-treatise-2329	906	19	,	,	,
huygens-treatise-2329	906	20	which	which	WDT
huygens-treatise-2329	906	21	are	be	VBP
huygens-treatise-2329	906	22	equal	equal	JJ
huygens-treatise-2329	906	23	,	,	,
huygens-treatise-2329	906	24	there	there	EX
huygens-treatise-2329	906	25	will	will	MD
huygens-treatise-2329	906	26	remain	remain	VB
huygens-treatise-2329	906	27	FD	FD	NNP
huygens-treatise-2329	906	28	with	with	IN
huygens-treatise-2329	906	29	3/2	3/2	CD
huygens-treatise-2329	906	30	DG	DG	NNP
huygens-treatise-2329	906	31	equal	equal	JJ
huygens-treatise-2329	906	32	to	to	IN
huygens-treatise-2329	906	33	FB	FB	NNP
huygens-treatise-2329	906	34	with	with	IN
huygens-treatise-2329	906	35	3/2	3/2	CD
huygens-treatise-2329	906	36	of	of	IN
huygens-treatise-2329	906	37	BS	BS	NNP
huygens-treatise-2329	906	38	.	.	.
huygens-treatise-2329	907	1	But	but	CC
huygens-treatise-2329	907	2	3/2	3/2	CD
huygens-treatise-2329	907	3	of	of	IN
huygens-treatise-2329	907	4	DG	DG	NNP
huygens-treatise-2329	907	5	are	be	VBP
huygens-treatise-2329	907	6	equal	equal	JJ
huygens-treatise-2329	907	7	to	to	IN
huygens-treatise-2329	907	8	3/2	3/2	CD
huygens-treatise-2329	907	9	of	of	IN
huygens-treatise-2329	907	10	ES	ES	NNP
huygens-treatise-2329	907	11	;	;	:
huygens-treatise-2329	907	12	then	then	RB
huygens-treatise-2329	907	13	FD	FD	NNP
huygens-treatise-2329	907	14	is	be	VBZ
huygens-treatise-2329	907	15	equal	equal	JJ
huygens-treatise-2329	907	16	to	to	IN
huygens-treatise-2329	907	17	FB	FB	NNP
huygens-treatise-2329	907	18	with	with	IN
huygens-treatise-2329	907	19	3/2	3/2	CD
huygens-treatise-2329	907	20	of	of	IN
huygens-treatise-2329	907	21	BE	BE	NNP
huygens-treatise-2329	907	22	.	.	.
huygens-treatise-2329	908	1	But	but	CC
huygens-treatise-2329	908	2	DC	DC	NNP
huygens-treatise-2329	908	3	was	be	VBD
huygens-treatise-2329	908	4	equal	equal	JJ
huygens-treatise-2329	908	5	to	to	IN
huygens-treatise-2329	908	6	3/2	3/2	CD
huygens-treatise-2329	908	7	of	of	IN
huygens-treatise-2329	908	8	EB	EB	NNP
huygens-treatise-2329	908	9	;	;	:
huygens-treatise-2329	908	10	then	then	RB
huygens-treatise-2329	908	11	deducting	deduct	VBG
huygens-treatise-2329	908	12	these	these	DT
huygens-treatise-2329	908	13	equal	equal	JJ
huygens-treatise-2329	908	14	lengths	length	NNS
huygens-treatise-2329	908	15	from	from	IN
huygens-treatise-2329	908	16	one	one	CD
huygens-treatise-2329	908	17	side	side	NN
huygens-treatise-2329	908	18	and	and	CC
huygens-treatise-2329	908	19	from	from	IN
huygens-treatise-2329	908	20	the	the	DT
huygens-treatise-2329	908	21	other	other	JJ
huygens-treatise-2329	908	22	,	,	,
huygens-treatise-2329	908	23	there	there	EX
huygens-treatise-2329	908	24	will	will	MD
huygens-treatise-2329	908	25	remain	remain	VB
huygens-treatise-2329	908	26	CF	cf	NN
huygens-treatise-2329	908	27	equal	equal	JJ
huygens-treatise-2329	908	28	to	to	IN
huygens-treatise-2329	908	29	FB	FB	NNP
huygens-treatise-2329	908	30	.	.	.
huygens-treatise-2329	909	1	And	and	CC
huygens-treatise-2329	909	2	thus	thus	RB
huygens-treatise-2329	909	3	it	-PRON-	PRP
huygens-treatise-2329	909	4	appears	appear	VBZ
huygens-treatise-2329	909	5	that	that	IN
huygens-treatise-2329	909	6	the	the	DT
huygens-treatise-2329	909	7	wave	wave	NN
huygens-treatise-2329	909	8	,	,	,
huygens-treatise-2329	909	9	the	the	DT
huygens-treatise-2329	909	10	semi	semi	JJ
huygens-treatise-2329	909	11	-	-	JJ
huygens-treatise-2329	909	12	diameter	diameter	NN
huygens-treatise-2329	909	13	of	of	IN
huygens-treatise-2329	909	14	which	which	WDT
huygens-treatise-2329	909	15	is	be	VBZ
huygens-treatise-2329	909	16	DC	DC	NNP
huygens-treatise-2329	909	17	,	,	,
huygens-treatise-2329	909	18	touches	touch	VBZ
huygens-treatise-2329	909	19	the	the	DT
huygens-treatise-2329	909	20	arc	arc	NNP
huygens-treatise-2329	909	21	BP	BP	NNP
huygens-treatise-2329	909	22	at	at	IN
huygens-treatise-2329	909	23	the	the	DT
huygens-treatise-2329	909	24	moment	moment	NN
huygens-treatise-2329	909	25	when	when	WRB
huygens-treatise-2329	909	26	the	the	DT
huygens-treatise-2329	909	27	light	light	NN
huygens-treatise-2329	909	28	coming	come	VBG
huygens-treatise-2329	909	29	from	from	IN
huygens-treatise-2329	909	30	the	the	DT
huygens-treatise-2329	909	31	point	point	NN
huygens-treatise-2329	909	32	L	L	NNP
huygens-treatise-2329	909	33	has	have	VBZ
huygens-treatise-2329	909	34	arrived	arrive	VBN
huygens-treatise-2329	909	35	at	at	IN
huygens-treatise-2329	909	36	B	b	NN
huygens-treatise-2329	909	37	along	along	IN
huygens-treatise-2329	909	38	the	the	DT
huygens-treatise-2329	909	39	line	line	NN
huygens-treatise-2329	909	40	LB	LB	NNP
huygens-treatise-2329	909	41	.	.	.
huygens-treatise-2329	910	1	It	-PRON-	PRP
huygens-treatise-2329	910	2	can	can	MD
huygens-treatise-2329	910	3	be	be	VB
huygens-treatise-2329	910	4	demonstrated	demonstrate	VBN
huygens-treatise-2329	910	5	similarly	similarly	RB
huygens-treatise-2329	910	6	that	that	IN
huygens-treatise-2329	910	7	at	at	IN
huygens-treatise-2329	910	8	this	this	DT
huygens-treatise-2329	910	9	same	same	JJ
huygens-treatise-2329	910	10	moment	moment	NN
huygens-treatise-2329	910	11	the	the	DT
huygens-treatise-2329	910	12	light	light	NN
huygens-treatise-2329	910	13	that	that	WDT
huygens-treatise-2329	910	14	has	have	VBZ
huygens-treatise-2329	910	15	come	come	VBN
huygens-treatise-2329	910	16	along	along	IN
huygens-treatise-2329	910	17	any	any	DT
huygens-treatise-2329	910	18	other	other	JJ
huygens-treatise-2329	910	19	ray	ray	NN
huygens-treatise-2329	910	20	,	,	,
huygens-treatise-2329	910	21	such	such	JJ
huygens-treatise-2329	910	22	as	as	IN
huygens-treatise-2329	910	23	LM	LM	NNP
huygens-treatise-2329	910	24	,	,	,
huygens-treatise-2329	910	25	MN	MN	NNP
huygens-treatise-2329	910	26	,	,	,
huygens-treatise-2329	910	27	will	will	MD
huygens-treatise-2329	910	28	have	have	VB
huygens-treatise-2329	910	29	propagated	propagate	VBN
huygens-treatise-2329	910	30	the	the	DT
huygens-treatise-2329	910	31	movement	movement	NN
huygens-treatise-2329	910	32	which	which	WDT
huygens-treatise-2329	910	33	is	be	VBZ
huygens-treatise-2329	910	34	terminated	terminate	VBN
huygens-treatise-2329	910	35	at	at	IN
huygens-treatise-2329	910	36	the	the	DT
huygens-treatise-2329	910	37	arc	arc	NNP
huygens-treatise-2329	910	38	BP	BP	NNP
huygens-treatise-2329	910	39	.	.	.
huygens-treatise-2329	911	1	Whence	whence	IN
huygens-treatise-2329	911	2	it	-PRON-	PRP
huygens-treatise-2329	911	3	follows	follow	VBZ
huygens-treatise-2329	911	4	,	,	,
huygens-treatise-2329	911	5	as	as	IN
huygens-treatise-2329	911	6	has	have	VBZ
huygens-treatise-2329	911	7	been	be	VBN
huygens-treatise-2329	911	8	often	often	RB
huygens-treatise-2329	911	9	said	say	VBN
huygens-treatise-2329	911	10	,	,	,
huygens-treatise-2329	911	11	that	that	IN
huygens-treatise-2329	911	12	the	the	DT
huygens-treatise-2329	911	13	propagation	propagation	NN
huygens-treatise-2329	911	14	of	of	IN
huygens-treatise-2329	911	15	the	the	DT
huygens-treatise-2329	911	16	wave	wave	NN
huygens-treatise-2329	911	17	AH	AH	NNP
huygens-treatise-2329	911	18	,	,	,
huygens-treatise-2329	911	19	after	after	IN
huygens-treatise-2329	911	20	it	-PRON-	PRP
huygens-treatise-2329	911	21	has	have	VBZ
huygens-treatise-2329	911	22	passed	pass	VBN
huygens-treatise-2329	911	23	through	through	IN
huygens-treatise-2329	911	24	the	the	DT
huygens-treatise-2329	911	25	thickness	thickness	NN
huygens-treatise-2329	911	26	of	of	IN
huygens-treatise-2329	911	27	the	the	DT
huygens-treatise-2329	911	28	glass	glass	NN
huygens-treatise-2329	911	29	,	,	,
huygens-treatise-2329	911	30	will	will	MD
huygens-treatise-2329	911	31	be	be	VB
huygens-treatise-2329	911	32	the	the	DT
huygens-treatise-2329	911	33	spherical	spherical	JJ
huygens-treatise-2329	911	34	wave	wave	NN
huygens-treatise-2329	911	35	BP	BP	NNP
huygens-treatise-2329	911	36	,	,	,
huygens-treatise-2329	911	37	all	all	PDT
huygens-treatise-2329	911	38	the	the	DT
huygens-treatise-2329	911	39	pieces	piece	NNS
huygens-treatise-2329	911	40	of	of	IN
huygens-treatise-2329	911	41	which	which	WDT
huygens-treatise-2329	911	42	ought	ought	MD
huygens-treatise-2329	911	43	to	to	TO
huygens-treatise-2329	911	44	advance	advance	VB
huygens-treatise-2329	911	45	along	along	IN
huygens-treatise-2329	911	46	straight	straight	JJ
huygens-treatise-2329	911	47	lines	line	NNS
huygens-treatise-2329	911	48	,	,	,
huygens-treatise-2329	911	49	which	which	WDT
huygens-treatise-2329	911	50	are	be	VBP
huygens-treatise-2329	911	51	the	the	DT
huygens-treatise-2329	911	52	rays	ray	NNS
huygens-treatise-2329	911	53	of	of	IN
huygens-treatise-2329	911	54	light	light	NN
huygens-treatise-2329	911	55	,	,	,
huygens-treatise-2329	911	56	to	to	IN
huygens-treatise-2329	911	57	the	the	DT
huygens-treatise-2329	911	58	centre	centre	NN
huygens-treatise-2329	911	59	F.	F.	NNP
huygens-treatise-2329	911	60	Which	which	WDT
huygens-treatise-2329	911	61	was	be	VBD
huygens-treatise-2329	911	62	to	to	TO
huygens-treatise-2329	911	63	be	be	VB
huygens-treatise-2329	911	64	proved	prove	VBN
huygens-treatise-2329	911	65	.	.	.
huygens-treatise-2329	912	1	Similarly	similarly	RB
huygens-treatise-2329	912	2	these	these	DT
huygens-treatise-2329	912	3	curved	curve	VBN
huygens-treatise-2329	912	4	lines	line	NNS
huygens-treatise-2329	912	5	can	can	MD
huygens-treatise-2329	912	6	be	be	VB
huygens-treatise-2329	912	7	found	find	VBN
huygens-treatise-2329	912	8	in	in	IN
huygens-treatise-2329	912	9	all	all	PDT
huygens-treatise-2329	912	10	the	the	DT
huygens-treatise-2329	912	11	cases	case	NNS
huygens-treatise-2329	912	12	which	which	WDT
huygens-treatise-2329	912	13	can	can	MD
huygens-treatise-2329	912	14	be	be	VB
huygens-treatise-2329	912	15	proposed	propose	VBN
huygens-treatise-2329	912	16	,	,	,
huygens-treatise-2329	912	17	as	as	IN
huygens-treatise-2329	912	18	will	will	MD
huygens-treatise-2329	912	19	be	be	VB
huygens-treatise-2329	912	20	sufficiently	sufficiently	RB
huygens-treatise-2329	912	21	shown	show	VBN
huygens-treatise-2329	912	22	by	by	IN
huygens-treatise-2329	912	23	one	one	CD
huygens-treatise-2329	912	24	or	or	CC
huygens-treatise-2329	912	25	two	two	CD
huygens-treatise-2329	912	26	examples	example	NNS
huygens-treatise-2329	912	27	which	which	WDT
huygens-treatise-2329	912	28	I	-PRON-	PRP
huygens-treatise-2329	912	29	will	will	MD
huygens-treatise-2329	912	30	add	add	VB
huygens-treatise-2329	912	31	.	.	.
huygens-treatise-2329	913	1	Let	let	VB
huygens-treatise-2329	913	2	there	there	EX
huygens-treatise-2329	913	3	be	be	VB
huygens-treatise-2329	913	4	given	give	VBN
huygens-treatise-2329	913	5	the	the	DT
huygens-treatise-2329	913	6	surface	surface	NN
huygens-treatise-2329	913	7	of	of	IN
huygens-treatise-2329	913	8	the	the	DT
huygens-treatise-2329	913	9	glass	glass	NN
huygens-treatise-2329	913	10	AK	AK	NNP
huygens-treatise-2329	913	11	,	,	,
huygens-treatise-2329	913	12	made	make	VBN
huygens-treatise-2329	913	13	by	by	IN
huygens-treatise-2329	913	14	the	the	DT
huygens-treatise-2329	913	15	revolution	revolution	NN
huygens-treatise-2329	913	16	about	about	IN
huygens-treatise-2329	913	17	the	the	DT
huygens-treatise-2329	913	18	axis	axis	JJ
huygens-treatise-2329	913	19	BA	BA	NNP
huygens-treatise-2329	913	20	of	of	IN
huygens-treatise-2329	913	21	the	the	DT
huygens-treatise-2329	913	22	line	line	NN
huygens-treatise-2329	913	23	AK	AK	NNP
huygens-treatise-2329	913	24	,	,	,
huygens-treatise-2329	913	25	which	which	WDT
huygens-treatise-2329	913	26	may	may	MD
huygens-treatise-2329	913	27	be	be	VB
huygens-treatise-2329	913	28	straight	straight	JJ
huygens-treatise-2329	913	29	or	or	CC
huygens-treatise-2329	913	30	curved	curve	VBN
huygens-treatise-2329	913	31	.	.	.
huygens-treatise-2329	914	1	Let	let	VB
huygens-treatise-2329	914	2	there	there	EX
huygens-treatise-2329	914	3	be	be	VB
huygens-treatise-2329	914	4	also	also	RB
huygens-treatise-2329	914	5	given	give	VBN
huygens-treatise-2329	914	6	in	in	IN
huygens-treatise-2329	914	7	the	the	DT
huygens-treatise-2329	914	8	axis	axis	NN
huygens-treatise-2329	914	9	the	the	DT
huygens-treatise-2329	914	10	point	point	NN
huygens-treatise-2329	914	11	L	l	NN
huygens-treatise-2329	914	12	and	and	CC
huygens-treatise-2329	914	13	the	the	DT
huygens-treatise-2329	914	14	thickness	thickness	NN
huygens-treatise-2329	914	15	BA	BA	NNP
huygens-treatise-2329	914	16	of	of	IN
huygens-treatise-2329	914	17	the	the	DT
huygens-treatise-2329	914	18	glass	glass	NN
huygens-treatise-2329	914	19	;	;	:
huygens-treatise-2329	914	20	and	and	CC
huygens-treatise-2329	914	21	let	let	VB
huygens-treatise-2329	914	22	it	-PRON-	PRP
huygens-treatise-2329	914	23	be	be	VB
huygens-treatise-2329	914	24	required	require	VBN
huygens-treatise-2329	914	25	to	to	TO
huygens-treatise-2329	914	26	find	find	VB
huygens-treatise-2329	914	27	the	the	DT
huygens-treatise-2329	914	28	other	other	JJ
huygens-treatise-2329	914	29	surface	surface	NN
huygens-treatise-2329	914	30	KDB	KDB	NNP
huygens-treatise-2329	914	31	,	,	,
huygens-treatise-2329	914	32	which	which	WDT
huygens-treatise-2329	914	33	receiving	receive	VBG
huygens-treatise-2329	914	34	rays	ray	NNS
huygens-treatise-2329	914	35	that	that	WDT
huygens-treatise-2329	914	36	are	be	VBP
huygens-treatise-2329	914	37	parallel	parallel	JJ
huygens-treatise-2329	914	38	to	to	IN
huygens-treatise-2329	914	39	AB	AB	NNP
huygens-treatise-2329	914	40	will	will	MD
huygens-treatise-2329	914	41	direct	direct	VB
huygens-treatise-2329	914	42	them	-PRON-	PRP
huygens-treatise-2329	914	43	in	in	IN
huygens-treatise-2329	914	44	such	such	JJ
huygens-treatise-2329	914	45	wise	wise	JJ
huygens-treatise-2329	914	46	that	that	IN
huygens-treatise-2329	914	47	after	after	IN
huygens-treatise-2329	914	48	being	be	VBG
huygens-treatise-2329	914	49	again	again	RB
huygens-treatise-2329	914	50	refracted	refract	VBN
huygens-treatise-2329	914	51	at	at	IN
huygens-treatise-2329	914	52	the	the	DT
huygens-treatise-2329	914	53	given	give	VBN
huygens-treatise-2329	914	54	surface	surface	NN
huygens-treatise-2329	914	55	AK	AK	NNP
huygens-treatise-2329	914	56	they	-PRON-	PRP
huygens-treatise-2329	914	57	will	will	MD
huygens-treatise-2329	914	58	all	all	RB
huygens-treatise-2329	914	59	be	be	VB
huygens-treatise-2329	914	60	reassembled	reassemble	VBN
huygens-treatise-2329	914	61	at	at	IN
huygens-treatise-2329	914	62	the	the	DT
huygens-treatise-2329	914	63	point	point	NN
huygens-treatise-2329	914	64	L.	L.	NNP
huygens-treatise-2329	914	65	[	[	-LRB-
huygens-treatise-2329	914	66	Illustration	illustration	NN
huygens-treatise-2329	914	67	]	]	-RRB-
huygens-treatise-2329	914	68	From	from	IN
huygens-treatise-2329	914	69	the	the	DT
huygens-treatise-2329	914	70	point	point	NN
huygens-treatise-2329	914	71	L	L	NNP
huygens-treatise-2329	914	72	let	let	VBD
huygens-treatise-2329	914	73	there	there	EX
huygens-treatise-2329	914	74	be	be	VB
huygens-treatise-2329	914	75	drawn	draw	VBN
huygens-treatise-2329	914	76	to	to	IN
huygens-treatise-2329	914	77	some	some	DT
huygens-treatise-2329	914	78	point	point	NN
huygens-treatise-2329	914	79	of	of	IN
huygens-treatise-2329	914	80	the	the	DT
huygens-treatise-2329	914	81	given	give	VBN
huygens-treatise-2329	914	82	line	line	NN
huygens-treatise-2329	914	83	AK	AK	NNP
huygens-treatise-2329	914	84	the	the	DT
huygens-treatise-2329	914	85	straight	straight	JJ
huygens-treatise-2329	914	86	line	line	NN
huygens-treatise-2329	914	87	LG	LG	NNP
huygens-treatise-2329	914	88	,	,	,
huygens-treatise-2329	914	89	which	which	WDT
huygens-treatise-2329	914	90	,	,	,
huygens-treatise-2329	914	91	being	be	VBG
huygens-treatise-2329	914	92	considered	consider	VBN
huygens-treatise-2329	914	93	as	as	IN
huygens-treatise-2329	914	94	a	a	DT
huygens-treatise-2329	914	95	ray	ray	NN
huygens-treatise-2329	914	96	of	of	IN
huygens-treatise-2329	914	97	light	light	NN
huygens-treatise-2329	914	98	,	,	,
huygens-treatise-2329	914	99	its	-PRON-	PRP$
huygens-treatise-2329	914	100	refraction	refraction	NN
huygens-treatise-2329	914	101	GD	GD	NNP
huygens-treatise-2329	914	102	will	will	MD
huygens-treatise-2329	914	103	then	then	RB
huygens-treatise-2329	914	104	be	be	VB
huygens-treatise-2329	914	105	found	find	VBN
huygens-treatise-2329	914	106	.	.	.
huygens-treatise-2329	915	1	And	and	CC
huygens-treatise-2329	915	2	this	this	DT
huygens-treatise-2329	915	3	line	line	NN
huygens-treatise-2329	915	4	being	be	VBG
huygens-treatise-2329	915	5	then	then	RB
huygens-treatise-2329	915	6	prolonged	prolong	VBN
huygens-treatise-2329	915	7	at	at	IN
huygens-treatise-2329	915	8	one	one	CD
huygens-treatise-2329	915	9	side	side	NN
huygens-treatise-2329	915	10	or	or	CC
huygens-treatise-2329	915	11	the	the	DT
huygens-treatise-2329	915	12	other	other	JJ
huygens-treatise-2329	915	13	will	will	MD
huygens-treatise-2329	915	14	meet	meet	VB
huygens-treatise-2329	915	15	the	the	DT
huygens-treatise-2329	915	16	straight	straight	JJ
huygens-treatise-2329	915	17	line	line	NN
huygens-treatise-2329	915	18	BL	BL	NNP
huygens-treatise-2329	915	19	,	,	,
huygens-treatise-2329	915	20	as	as	RB
huygens-treatise-2329	915	21	here	here	RB
huygens-treatise-2329	915	22	at	at	IN
huygens-treatise-2329	915	23	V.	V.	NNP
huygens-treatise-2329	915	24	Let	let	VB
huygens-treatise-2329	915	25	there	there	RB
huygens-treatise-2329	915	26	then	then	RB
huygens-treatise-2329	915	27	be	be	VB
huygens-treatise-2329	915	28	erected	erect	VBN
huygens-treatise-2329	915	29	on	on	IN
huygens-treatise-2329	915	30	AB	AB	NNP
huygens-treatise-2329	915	31	the	the	DT
huygens-treatise-2329	915	32	perpendicular	perpendicular	JJ
huygens-treatise-2329	915	33	BC	BC	NNP
huygens-treatise-2329	915	34	,	,	,
huygens-treatise-2329	915	35	which	which	WDT
huygens-treatise-2329	915	36	will	will	MD
huygens-treatise-2329	915	37	represent	represent	VB
huygens-treatise-2329	915	38	a	a	DT
huygens-treatise-2329	915	39	wave	wave	NN
huygens-treatise-2329	915	40	of	of	IN
huygens-treatise-2329	915	41	light	light	NN
huygens-treatise-2329	915	42	coming	come	VBG
huygens-treatise-2329	915	43	from	from	IN
huygens-treatise-2329	915	44	the	the	DT
huygens-treatise-2329	915	45	infinitely	infinitely	RB
huygens-treatise-2329	915	46	distant	distant	JJ
huygens-treatise-2329	915	47	point	point	NN
huygens-treatise-2329	915	48	F	F	NNP
huygens-treatise-2329	915	49	,	,	,
huygens-treatise-2329	915	50	since	since	IN
huygens-treatise-2329	915	51	we	-PRON-	PRP
huygens-treatise-2329	915	52	have	have	VBP
huygens-treatise-2329	915	53	supposed	suppose	VBN
huygens-treatise-2329	915	54	the	the	DT
huygens-treatise-2329	915	55	rays	ray	NNS
huygens-treatise-2329	915	56	to	to	TO
huygens-treatise-2329	915	57	be	be	VB
huygens-treatise-2329	915	58	parallel	parallel	JJ
huygens-treatise-2329	915	59	.	.	.
huygens-treatise-2329	916	1	Then	then	RB
huygens-treatise-2329	916	2	all	all	PDT
huygens-treatise-2329	916	3	the	the	DT
huygens-treatise-2329	916	4	parts	part	NNS
huygens-treatise-2329	916	5	of	of	IN
huygens-treatise-2329	916	6	this	this	DT
huygens-treatise-2329	916	7	wave	wave	NN
huygens-treatise-2329	916	8	BC	BC	NNP
huygens-treatise-2329	916	9	must	must	MD
huygens-treatise-2329	916	10	arrive	arrive	VB
huygens-treatise-2329	916	11	at	at	IN
huygens-treatise-2329	916	12	the	the	DT
huygens-treatise-2329	916	13	same	same	JJ
huygens-treatise-2329	916	14	time	time	NN
huygens-treatise-2329	916	15	at	at	IN
huygens-treatise-2329	916	16	the	the	DT
huygens-treatise-2329	916	17	point	point	NN
huygens-treatise-2329	916	18	L	l	NN
huygens-treatise-2329	916	19	;	;	:
huygens-treatise-2329	916	20	or	or	CC
huygens-treatise-2329	916	21	rather	rather	RB
huygens-treatise-2329	916	22	all	all	PDT
huygens-treatise-2329	916	23	the	the	DT
huygens-treatise-2329	916	24	parts	part	NNS
huygens-treatise-2329	916	25	of	of	IN
huygens-treatise-2329	916	26	a	a	DT
huygens-treatise-2329	916	27	wave	wave	NN
huygens-treatise-2329	916	28	emanating	emanate	VBG
huygens-treatise-2329	916	29	from	from	IN
huygens-treatise-2329	916	30	the	the	DT
huygens-treatise-2329	916	31	point	point	NN
huygens-treatise-2329	916	32	L	L	NNP
huygens-treatise-2329	916	33	must	must	MD
huygens-treatise-2329	916	34	arrive	arrive	VB
huygens-treatise-2329	916	35	at	at	IN
huygens-treatise-2329	916	36	the	the	DT
huygens-treatise-2329	916	37	same	same	JJ
huygens-treatise-2329	916	38	time	time	NN
huygens-treatise-2329	916	39	at	at	IN
huygens-treatise-2329	916	40	the	the	DT
huygens-treatise-2329	916	41	straight	straight	JJ
huygens-treatise-2329	916	42	line	line	NN
huygens-treatise-2329	916	43	BC	BC	NNP
huygens-treatise-2329	916	44	.	.	.
huygens-treatise-2329	917	1	And	and	CC
huygens-treatise-2329	917	2	for	for	IN
huygens-treatise-2329	917	3	that	that	DT
huygens-treatise-2329	917	4	,	,	,
huygens-treatise-2329	917	5	it	-PRON-	PRP
huygens-treatise-2329	917	6	is	be	VBZ
huygens-treatise-2329	917	7	necessary	necessary	JJ
huygens-treatise-2329	917	8	to	to	TO
huygens-treatise-2329	917	9	find	find	VB
huygens-treatise-2329	917	10	in	in	IN
huygens-treatise-2329	917	11	the	the	DT
huygens-treatise-2329	917	12	line	line	NN
huygens-treatise-2329	917	13	VGD	VGD	NNP
huygens-treatise-2329	917	14	the	the	DT
huygens-treatise-2329	917	15	point	point	NN
huygens-treatise-2329	917	16	D	d	NN
huygens-treatise-2329	917	17	such	such	JJ
huygens-treatise-2329	917	18	that	that	IN
huygens-treatise-2329	917	19	having	have	VBG
huygens-treatise-2329	917	20	drawn	draw	VBN
huygens-treatise-2329	917	21	DC	DC	NNP
huygens-treatise-2329	917	22	parallel	parallel	NN
huygens-treatise-2329	917	23	to	to	IN
huygens-treatise-2329	917	24	AB	AB	NNP
huygens-treatise-2329	917	25	,	,	,
huygens-treatise-2329	917	26	the	the	DT
huygens-treatise-2329	917	27	sum	sum	NN
huygens-treatise-2329	917	28	of	of	IN
huygens-treatise-2329	917	29	CD	CD	NNP
huygens-treatise-2329	917	30	,	,	,
huygens-treatise-2329	917	31	plus	plus	CC
huygens-treatise-2329	917	32	3/2	3/2	CD
huygens-treatise-2329	917	33	of	of	IN
huygens-treatise-2329	917	34	DG	DG	NNP
huygens-treatise-2329	917	35	,	,	,
huygens-treatise-2329	917	36	plus	plus	CC
huygens-treatise-2329	917	37	GL	GL	NNP
huygens-treatise-2329	917	38	may	may	MD
huygens-treatise-2329	917	39	be	be	VB
huygens-treatise-2329	917	40	equal	equal	JJ
huygens-treatise-2329	917	41	to	to	IN
huygens-treatise-2329	917	42	3/2	3/2	CD
huygens-treatise-2329	917	43	of	of	IN
huygens-treatise-2329	917	44	AB	AB	NNP
huygens-treatise-2329	917	45	,	,	,
huygens-treatise-2329	917	46	plus	plus	CC
huygens-treatise-2329	917	47	AL	AL	NNP
huygens-treatise-2329	917	48	:	:	:
huygens-treatise-2329	917	49	or	or	CC
huygens-treatise-2329	917	50	rather	rather	RB
huygens-treatise-2329	917	51	,	,	,
huygens-treatise-2329	917	52	on	on	IN
huygens-treatise-2329	917	53	deducting	deduct	VBG
huygens-treatise-2329	917	54	from	from	IN
huygens-treatise-2329	917	55	both	both	DT
huygens-treatise-2329	917	56	sides	side	NNS
huygens-treatise-2329	917	57	GL	GL	NNP
huygens-treatise-2329	917	58	,	,	,
huygens-treatise-2329	917	59	which	which	WDT
huygens-treatise-2329	917	60	is	be	VBZ
huygens-treatise-2329	917	61	given	give	VBN
huygens-treatise-2329	917	62	,	,	,
huygens-treatise-2329	917	63	CD	CD	NNP
huygens-treatise-2329	917	64	plus	plus	CC
huygens-treatise-2329	917	65	3/2	3/2	CD
huygens-treatise-2329	917	66	of	of	IN
huygens-treatise-2329	917	67	DG	DG	NNP
huygens-treatise-2329	917	68	must	must	MD
huygens-treatise-2329	917	69	be	be	VB
huygens-treatise-2329	917	70	equal	equal	JJ
huygens-treatise-2329	917	71	to	to	IN
huygens-treatise-2329	917	72	a	a	DT
huygens-treatise-2329	917	73	given	give	VBN
huygens-treatise-2329	917	74	length	length	NN
huygens-treatise-2329	917	75	;	;	:
huygens-treatise-2329	917	76	which	which	WDT
huygens-treatise-2329	917	77	is	be	VBZ
huygens-treatise-2329	917	78	a	a	DT
huygens-treatise-2329	917	79	still	still	RB
huygens-treatise-2329	917	80	easier	easy	JJR
huygens-treatise-2329	917	81	problem	problem	NN
huygens-treatise-2329	917	82	than	than	IN
huygens-treatise-2329	917	83	the	the	DT
huygens-treatise-2329	917	84	preceding	precede	VBG
huygens-treatise-2329	917	85	construction	construction	NN
huygens-treatise-2329	917	86	.	.	.
huygens-treatise-2329	918	1	The	the	DT
huygens-treatise-2329	918	2	point	point	NN
huygens-treatise-2329	918	3	D	d	NN
huygens-treatise-2329	918	4	thus	thus	RB
huygens-treatise-2329	918	5	found	find	VBN
huygens-treatise-2329	918	6	will	will	MD
huygens-treatise-2329	918	7	be	be	VB
huygens-treatise-2329	918	8	one	one	CD
huygens-treatise-2329	918	9	of	of	IN
huygens-treatise-2329	918	10	those	those	DT
huygens-treatise-2329	918	11	through	through	IN
huygens-treatise-2329	918	12	which	which	WDT
huygens-treatise-2329	918	13	the	the	DT
huygens-treatise-2329	918	14	curve	curve	NN
huygens-treatise-2329	918	15	ought	ought	MD
huygens-treatise-2329	918	16	to	to	TO
huygens-treatise-2329	918	17	pass	pass	VB
huygens-treatise-2329	918	18	;	;	:
huygens-treatise-2329	918	19	and	and	CC
huygens-treatise-2329	918	20	the	the	DT
huygens-treatise-2329	918	21	proof	proof	NN
huygens-treatise-2329	918	22	will	will	MD
huygens-treatise-2329	918	23	be	be	VB
huygens-treatise-2329	918	24	the	the	DT
huygens-treatise-2329	918	25	same	same	JJ
huygens-treatise-2329	918	26	as	as	IN
huygens-treatise-2329	918	27	before	before	RB
huygens-treatise-2329	918	28	.	.	.
huygens-treatise-2329	919	1	And	and	CC
huygens-treatise-2329	919	2	by	by	IN
huygens-treatise-2329	919	3	this	this	DT
huygens-treatise-2329	919	4	it	-PRON-	PRP
huygens-treatise-2329	919	5	will	will	MD
huygens-treatise-2329	919	6	be	be	VB
huygens-treatise-2329	919	7	proved	prove	VBN
huygens-treatise-2329	919	8	that	that	IN
huygens-treatise-2329	919	9	the	the	DT
huygens-treatise-2329	919	10	waves	wave	NNS
huygens-treatise-2329	919	11	which	which	WDT
huygens-treatise-2329	919	12	come	come	VBP
huygens-treatise-2329	919	13	from	from	IN
huygens-treatise-2329	919	14	the	the	DT
huygens-treatise-2329	919	15	point	point	NN
huygens-treatise-2329	919	16	L	L	NNP
huygens-treatise-2329	919	17	,	,	,
huygens-treatise-2329	919	18	after	after	IN
huygens-treatise-2329	919	19	having	have	VBG
huygens-treatise-2329	919	20	passed	pass	VBN
huygens-treatise-2329	919	21	through	through	IN
huygens-treatise-2329	919	22	the	the	DT
huygens-treatise-2329	919	23	glass	glass	NN
huygens-treatise-2329	919	24	KAKB	KAKB	NNP
huygens-treatise-2329	919	25	,	,	,
huygens-treatise-2329	919	26	will	will	MD
huygens-treatise-2329	919	27	take	take	VB
huygens-treatise-2329	919	28	the	the	DT
huygens-treatise-2329	919	29	form	form	NN
huygens-treatise-2329	919	30	of	of	IN
huygens-treatise-2329	919	31	straight	straight	JJ
huygens-treatise-2329	919	32	lines	line	NNS
huygens-treatise-2329	919	33	,	,	,
huygens-treatise-2329	919	34	as	as	IN
huygens-treatise-2329	919	35	BC	BC	NNP
huygens-treatise-2329	919	36	;	;	:
huygens-treatise-2329	919	37	which	which	WDT
huygens-treatise-2329	919	38	is	be	VBZ
huygens-treatise-2329	919	39	the	the	DT
huygens-treatise-2329	919	40	same	same	JJ
huygens-treatise-2329	919	41	thing	thing	NN
huygens-treatise-2329	919	42	as	as	IN
huygens-treatise-2329	919	43	saying	say	VBG
huygens-treatise-2329	919	44	that	that	IN
huygens-treatise-2329	919	45	the	the	DT
huygens-treatise-2329	919	46	rays	ray	NNS
huygens-treatise-2329	919	47	will	will	MD
huygens-treatise-2329	919	48	become	become	VB
huygens-treatise-2329	919	49	parallel	parallel	JJ
huygens-treatise-2329	919	50	.	.	.
huygens-treatise-2329	920	1	Whence	whence	IN
huygens-treatise-2329	920	2	it	-PRON-	PRP
huygens-treatise-2329	920	3	follows	follow	VBZ
huygens-treatise-2329	920	4	reciprocally	reciprocally	RB
huygens-treatise-2329	920	5	that	that	IN
huygens-treatise-2329	920	6	parallel	parallel	JJ
huygens-treatise-2329	920	7	rays	ray	NNS
huygens-treatise-2329	920	8	falling	fall	VBG
huygens-treatise-2329	920	9	on	on	IN
huygens-treatise-2329	920	10	the	the	DT
huygens-treatise-2329	920	11	surface	surface	NN
huygens-treatise-2329	920	12	KDB	KDB	NNP
huygens-treatise-2329	920	13	will	will	MD
huygens-treatise-2329	920	14	be	be	VB
huygens-treatise-2329	920	15	reassembled	reassemble	VBN
huygens-treatise-2329	920	16	at	at	IN
huygens-treatise-2329	920	17	the	the	DT
huygens-treatise-2329	920	18	point	point	NN
huygens-treatise-2329	920	19	L.	L.	NNP
huygens-treatise-2329	920	20	[	[	-LRB-
huygens-treatise-2329	920	21	Illustration	illustration	NN
huygens-treatise-2329	920	22	]	]	-RRB-
huygens-treatise-2329	920	23	Again	again	RB
huygens-treatise-2329	920	24	,	,	,
huygens-treatise-2329	920	25	let	let	VB
huygens-treatise-2329	920	26	there	there	EX
huygens-treatise-2329	920	27	be	be	VB
huygens-treatise-2329	920	28	given	give	VBN
huygens-treatise-2329	920	29	the	the	DT
huygens-treatise-2329	920	30	surface	surface	NN
huygens-treatise-2329	920	31	AK	AK	NNP
huygens-treatise-2329	920	32	,	,	,
huygens-treatise-2329	920	33	of	of	IN
huygens-treatise-2329	920	34	any	any	DT
huygens-treatise-2329	920	35	desired	desire	VBN
huygens-treatise-2329	920	36	form	form	NN
huygens-treatise-2329	920	37	,	,	,
huygens-treatise-2329	920	38	generated	generate	VBN
huygens-treatise-2329	920	39	by	by	IN
huygens-treatise-2329	920	40	revolution	revolution	NN
huygens-treatise-2329	920	41	about	about	IN
huygens-treatise-2329	920	42	the	the	DT
huygens-treatise-2329	920	43	axis	axis	JJ
huygens-treatise-2329	920	44	AB	ab	NN
huygens-treatise-2329	920	45	,	,	,
huygens-treatise-2329	920	46	and	and	CC
huygens-treatise-2329	920	47	let	let	VB
huygens-treatise-2329	920	48	the	the	DT
huygens-treatise-2329	920	49	thickness	thickness	NN
huygens-treatise-2329	920	50	of	of	IN
huygens-treatise-2329	920	51	the	the	DT
huygens-treatise-2329	920	52	glass	glass	NN
huygens-treatise-2329	920	53	at	at	IN
huygens-treatise-2329	920	54	the	the	DT
huygens-treatise-2329	920	55	middle	middle	NN
huygens-treatise-2329	920	56	be	be	VB
huygens-treatise-2329	920	57	AB	AB	NNP
huygens-treatise-2329	920	58	.	.	.
huygens-treatise-2329	921	1	Also	also	RB
huygens-treatise-2329	921	2	let	let	VB
huygens-treatise-2329	921	3	the	the	DT
huygens-treatise-2329	921	4	point	point	NN
huygens-treatise-2329	921	5	L	l	NN
huygens-treatise-2329	921	6	be	be	VB
huygens-treatise-2329	921	7	given	give	VBN
huygens-treatise-2329	921	8	in	in	IN
huygens-treatise-2329	921	9	the	the	DT
huygens-treatise-2329	921	10	axis	axis	NN
huygens-treatise-2329	921	11	behind	behind	IN
huygens-treatise-2329	921	12	the	the	DT
huygens-treatise-2329	921	13	glass	glass	NN
huygens-treatise-2329	921	14	;	;	:
huygens-treatise-2329	921	15	and	and	CC
huygens-treatise-2329	921	16	let	let	VB
huygens-treatise-2329	921	17	it	-PRON-	PRP
huygens-treatise-2329	921	18	be	be	VB
huygens-treatise-2329	921	19	supposed	suppose	VBN
huygens-treatise-2329	921	20	that	that	IN
huygens-treatise-2329	921	21	the	the	DT
huygens-treatise-2329	921	22	rays	ray	NNS
huygens-treatise-2329	921	23	which	which	WDT
huygens-treatise-2329	921	24	fall	fall	VBP
huygens-treatise-2329	921	25	on	on	IN
huygens-treatise-2329	921	26	the	the	DT
huygens-treatise-2329	921	27	surface	surface	NN
huygens-treatise-2329	921	28	AK	AK	NNP
huygens-treatise-2329	921	29	tend	tend	VBP
huygens-treatise-2329	921	30	to	to	IN
huygens-treatise-2329	921	31	this	this	DT
huygens-treatise-2329	921	32	point	point	NN
huygens-treatise-2329	921	33	,	,	,
huygens-treatise-2329	921	34	and	and	CC
huygens-treatise-2329	921	35	that	that	IN
huygens-treatise-2329	921	36	it	-PRON-	PRP
huygens-treatise-2329	921	37	is	be	VBZ
huygens-treatise-2329	921	38	required	require	VBN
huygens-treatise-2329	921	39	to	to	TO
huygens-treatise-2329	921	40	find	find	VB
huygens-treatise-2329	921	41	the	the	DT
huygens-treatise-2329	921	42	surface	surface	NN
huygens-treatise-2329	921	43	BD	BD	NNP
huygens-treatise-2329	921	44	,	,	,
huygens-treatise-2329	921	45	which	which	WDT
huygens-treatise-2329	921	46	on	on	IN
huygens-treatise-2329	921	47	their	-PRON-	PRP$
huygens-treatise-2329	921	48	emergence	emergence	NN
huygens-treatise-2329	921	49	from	from	IN
huygens-treatise-2329	921	50	the	the	DT
huygens-treatise-2329	921	51	glass	glass	NN
huygens-treatise-2329	921	52	turns	turn	VBZ
huygens-treatise-2329	921	53	them	-PRON-	PRP
huygens-treatise-2329	921	54	as	as	IN
huygens-treatise-2329	921	55	if	if	IN
huygens-treatise-2329	921	56	they	-PRON-	PRP
huygens-treatise-2329	921	57	came	come	VBD
huygens-treatise-2329	921	58	from	from	IN
huygens-treatise-2329	921	59	the	the	DT
huygens-treatise-2329	921	60	point	point	NN
huygens-treatise-2329	921	61	F	F	NNP
huygens-treatise-2329	921	62	in	in	IN
huygens-treatise-2329	921	63	front	front	NN
huygens-treatise-2329	921	64	of	of	IN
huygens-treatise-2329	921	65	the	the	DT
huygens-treatise-2329	921	66	glass	glass	NN
huygens-treatise-2329	921	67	.	.	.
huygens-treatise-2329	922	1	Having	have	VBG
huygens-treatise-2329	922	2	taken	take	VBN
huygens-treatise-2329	922	3	any	any	DT
huygens-treatise-2329	922	4	point	point	NN
huygens-treatise-2329	922	5	G	g	NN
huygens-treatise-2329	922	6	in	in	IN
huygens-treatise-2329	922	7	the	the	DT
huygens-treatise-2329	922	8	line	line	NN
huygens-treatise-2329	922	9	AK	AK	NNP
huygens-treatise-2329	922	10	,	,	,
huygens-treatise-2329	922	11	and	and	CC
huygens-treatise-2329	922	12	drawing	draw	VBG
huygens-treatise-2329	922	13	the	the	DT
huygens-treatise-2329	922	14	straight	straight	JJ
huygens-treatise-2329	922	15	line	line	NN
huygens-treatise-2329	922	16	IGL	IGL	NNP
huygens-treatise-2329	922	17	,	,	,
huygens-treatise-2329	922	18	its	-PRON-	PRP$
huygens-treatise-2329	922	19	part	part	NN
huygens-treatise-2329	922	20	GI	GI	NNP
huygens-treatise-2329	922	21	will	will	MD
huygens-treatise-2329	922	22	represent	represent	VB
huygens-treatise-2329	922	23	one	one	CD
huygens-treatise-2329	922	24	of	of	IN
huygens-treatise-2329	922	25	the	the	DT
huygens-treatise-2329	922	26	incident	incident	NN
huygens-treatise-2329	922	27	rays	ray	NNS
huygens-treatise-2329	922	28	,	,	,
huygens-treatise-2329	922	29	the	the	DT
huygens-treatise-2329	922	30	refraction	refraction	NN
huygens-treatise-2329	922	31	of	of	IN
huygens-treatise-2329	922	32	which	which	WDT
huygens-treatise-2329	922	33	,	,	,
huygens-treatise-2329	922	34	GV	GV	NNP
huygens-treatise-2329	922	35	,	,	,
huygens-treatise-2329	922	36	will	will	MD
huygens-treatise-2329	922	37	then	then	RB
huygens-treatise-2329	922	38	be	be	VB
huygens-treatise-2329	922	39	found	find	VBN
huygens-treatise-2329	922	40	:	:	:
huygens-treatise-2329	922	41	and	and	CC
huygens-treatise-2329	922	42	it	-PRON-	PRP
huygens-treatise-2329	922	43	is	be	VBZ
huygens-treatise-2329	922	44	in	in	IN
huygens-treatise-2329	922	45	this	this	DT
huygens-treatise-2329	922	46	line	line	NN
huygens-treatise-2329	922	47	that	that	WDT
huygens-treatise-2329	922	48	we	-PRON-	PRP
huygens-treatise-2329	922	49	must	must	MD
huygens-treatise-2329	922	50	find	find	VB
huygens-treatise-2329	922	51	the	the	DT
huygens-treatise-2329	922	52	point	point	NN
huygens-treatise-2329	922	53	D	d	NN
huygens-treatise-2329	922	54	,	,	,
huygens-treatise-2329	922	55	one	one	CD
huygens-treatise-2329	922	56	of	of	IN
huygens-treatise-2329	922	57	those	those	DT
huygens-treatise-2329	922	58	through	through	IN
huygens-treatise-2329	922	59	which	which	WDT
huygens-treatise-2329	922	60	the	the	DT
huygens-treatise-2329	922	61	curve	curve	NN
huygens-treatise-2329	922	62	DG	DG	NNP
huygens-treatise-2329	922	63	ought	ought	MD
huygens-treatise-2329	922	64	to	to	TO
huygens-treatise-2329	922	65	pass	pass	VB
huygens-treatise-2329	922	66	.	.	.
huygens-treatise-2329	923	1	Let	let	VB
huygens-treatise-2329	923	2	us	-PRON-	PRP
huygens-treatise-2329	923	3	suppose	suppose	VB
huygens-treatise-2329	923	4	that	that	IN
huygens-treatise-2329	923	5	it	-PRON-	PRP
huygens-treatise-2329	923	6	has	have	VBZ
huygens-treatise-2329	923	7	been	be	VBN
huygens-treatise-2329	923	8	found	find	VBN
huygens-treatise-2329	923	9	:	:	:
huygens-treatise-2329	923	10	and	and	CC
huygens-treatise-2329	923	11	about	about	IN
huygens-treatise-2329	923	12	L	L	NNP
huygens-treatise-2329	923	13	as	as	IN
huygens-treatise-2329	923	14	centre	centre	NN
huygens-treatise-2329	923	15	let	let	VBD
huygens-treatise-2329	923	16	there	there	EX
huygens-treatise-2329	923	17	be	be	VB
huygens-treatise-2329	923	18	described	describe	VBN
huygens-treatise-2329	923	19	GT	GT	NNP
huygens-treatise-2329	923	20	,	,	,
huygens-treatise-2329	923	21	the	the	DT
huygens-treatise-2329	923	22	arc	arc	NN
huygens-treatise-2329	923	23	of	of	IN
huygens-treatise-2329	923	24	a	a	DT
huygens-treatise-2329	923	25	circle	circle	NN
huygens-treatise-2329	923	26	cutting	cut	VBG
huygens-treatise-2329	923	27	the	the	DT
huygens-treatise-2329	923	28	straight	straight	JJ
huygens-treatise-2329	923	29	line	line	NN
huygens-treatise-2329	923	30	AB	ab	NN
huygens-treatise-2329	923	31	at	at	IN
huygens-treatise-2329	923	32	T	T	NNP
huygens-treatise-2329	923	33	,	,	,
huygens-treatise-2329	923	34	in	in	IN
huygens-treatise-2329	923	35	case	case	NN
huygens-treatise-2329	923	36	the	the	DT
huygens-treatise-2329	923	37	distance	distance	NN
huygens-treatise-2329	923	38	LG	LG	NNP
huygens-treatise-2329	923	39	is	be	VBZ
huygens-treatise-2329	923	40	greater	great	JJR
huygens-treatise-2329	923	41	than	than	IN
huygens-treatise-2329	923	42	LA	LA	NNP
huygens-treatise-2329	923	43	;	;	:
huygens-treatise-2329	923	44	for	for	IN
huygens-treatise-2329	923	45	otherwise	otherwise	RB
huygens-treatise-2329	923	46	the	the	DT
huygens-treatise-2329	923	47	arc	arc	NN
huygens-treatise-2329	923	48	AH	AH	NNP
huygens-treatise-2329	923	49	must	must	MD
huygens-treatise-2329	923	50	be	be	VB
huygens-treatise-2329	923	51	described	describe	VBN
huygens-treatise-2329	923	52	about	about	IN
huygens-treatise-2329	923	53	the	the	DT
huygens-treatise-2329	923	54	same	same	JJ
huygens-treatise-2329	923	55	centre	centre	NN
huygens-treatise-2329	923	56	,	,	,
huygens-treatise-2329	923	57	cutting	cut	VBG
huygens-treatise-2329	923	58	the	the	DT
huygens-treatise-2329	923	59	straight	straight	JJ
huygens-treatise-2329	923	60	line	line	NN
huygens-treatise-2329	923	61	LG	LG	NNP
huygens-treatise-2329	923	62	at	at	IN
huygens-treatise-2329	923	63	H.	H.	NNP
huygens-treatise-2329	923	64	This	this	DT
huygens-treatise-2329	923	65	arc	arc	NN
huygens-treatise-2329	923	66	GT	GT	NNP
huygens-treatise-2329	923	67	(	(	-LRB-
huygens-treatise-2329	923	68	or	or	CC
huygens-treatise-2329	923	69	AH	AH	NNP
huygens-treatise-2329	923	70	,	,	,
huygens-treatise-2329	923	71	in	in	IN
huygens-treatise-2329	923	72	the	the	DT
huygens-treatise-2329	923	73	other	other	JJ
huygens-treatise-2329	923	74	case	case	NN
huygens-treatise-2329	923	75	)	)	-RRB-
huygens-treatise-2329	923	76	will	will	MD
huygens-treatise-2329	923	77	represent	represent	VB
huygens-treatise-2329	923	78	an	an	DT
huygens-treatise-2329	923	79	incident	incident	NN
huygens-treatise-2329	923	80	wave	wave	NN
huygens-treatise-2329	923	81	of	of	IN
huygens-treatise-2329	923	82	light	light	NN
huygens-treatise-2329	923	83	,	,	,
huygens-treatise-2329	923	84	the	the	DT
huygens-treatise-2329	923	85	rays	ray	NNS
huygens-treatise-2329	923	86	of	of	IN
huygens-treatise-2329	923	87	which	which	WDT
huygens-treatise-2329	923	88	tend	tend	VBP
huygens-treatise-2329	923	89	towards	towards	IN
huygens-treatise-2329	923	90	L.	L.	NNP
huygens-treatise-2329	923	91	Similarly	Similarly	NNP
huygens-treatise-2329	923	92	,	,	,
huygens-treatise-2329	923	93	about	about	IN
huygens-treatise-2329	923	94	the	the	DT
huygens-treatise-2329	923	95	centre	centre	NN
huygens-treatise-2329	923	96	F	F	NNP
huygens-treatise-2329	923	97	let	let	VBD
huygens-treatise-2329	923	98	there	there	EX
huygens-treatise-2329	923	99	be	be	VB
huygens-treatise-2329	923	100	described	describe	VBN
huygens-treatise-2329	923	101	the	the	DT
huygens-treatise-2329	923	102	circular	circular	JJ
huygens-treatise-2329	923	103	arc	arc	NN
huygens-treatise-2329	923	104	DQ	DQ	NNP
huygens-treatise-2329	923	105	,	,	,
huygens-treatise-2329	923	106	which	which	WDT
huygens-treatise-2329	923	107	will	will	MD
huygens-treatise-2329	923	108	represent	represent	VB
huygens-treatise-2329	923	109	a	a	DT
huygens-treatise-2329	923	110	wave	wave	NN
huygens-treatise-2329	923	111	emanating	emanate	VBG
huygens-treatise-2329	923	112	from	from	IN
huygens-treatise-2329	923	113	the	the	DT
huygens-treatise-2329	923	114	point	point	NN
huygens-treatise-2329	923	115	F.	F.	NNP
huygens-treatise-2329	923	116	Then	then	RB
huygens-treatise-2329	923	117	the	the	DT
huygens-treatise-2329	923	118	wave	wave	NN
huygens-treatise-2329	923	119	TG	TG	NNP
huygens-treatise-2329	923	120	,	,	,
huygens-treatise-2329	923	121	after	after	IN
huygens-treatise-2329	923	122	having	have	VBG
huygens-treatise-2329	923	123	passed	pass	VBN
huygens-treatise-2329	923	124	through	through	IN
huygens-treatise-2329	923	125	the	the	DT
huygens-treatise-2329	923	126	glass	glass	NN
huygens-treatise-2329	923	127	,	,	,
huygens-treatise-2329	923	128	must	must	MD
huygens-treatise-2329	923	129	form	form	VB
huygens-treatise-2329	923	130	the	the	DT
huygens-treatise-2329	923	131	wave	wave	NN
huygens-treatise-2329	923	132	QD	QD	NNP
huygens-treatise-2329	923	133	;	;	:
huygens-treatise-2329	923	134	and	and	CC
huygens-treatise-2329	923	135	for	for	IN
huygens-treatise-2329	923	136	this	this	DT
huygens-treatise-2329	923	137	I	-PRON-	PRP
huygens-treatise-2329	923	138	observe	observe	VBP
huygens-treatise-2329	923	139	that	that	IN
huygens-treatise-2329	923	140	the	the	DT
huygens-treatise-2329	923	141	time	time	NN
huygens-treatise-2329	923	142	taken	take	VBN
huygens-treatise-2329	923	143	by	by	IN
huygens-treatise-2329	923	144	the	the	DT
huygens-treatise-2329	923	145	light	light	NN
huygens-treatise-2329	923	146	along	along	IN
huygens-treatise-2329	923	147	GD	GD	NNP
huygens-treatise-2329	923	148	in	in	IN
huygens-treatise-2329	923	149	the	the	DT
huygens-treatise-2329	923	150	glass	glass	NN
huygens-treatise-2329	923	151	must	must	MD
huygens-treatise-2329	923	152	be	be	VB
huygens-treatise-2329	923	153	equal	equal	JJ
huygens-treatise-2329	923	154	to	to	IN
huygens-treatise-2329	923	155	that	that	DT
huygens-treatise-2329	923	156	taken	take	VBN
huygens-treatise-2329	923	157	along	along	RP
huygens-treatise-2329	923	158	the	the	DT
huygens-treatise-2329	923	159	three	three	CD
huygens-treatise-2329	923	160	,	,	,
huygens-treatise-2329	923	161	TA	TA	NNP
huygens-treatise-2329	923	162	,	,	,
huygens-treatise-2329	923	163	AB	AB	NNP
huygens-treatise-2329	923	164	,	,	,
huygens-treatise-2329	923	165	and	and	CC
huygens-treatise-2329	923	166	BQ	BQ	NNP
huygens-treatise-2329	923	167	,	,	,
huygens-treatise-2329	923	168	of	of	IN
huygens-treatise-2329	923	169	which	which	WDT
huygens-treatise-2329	923	170	AB	AB	NNP
huygens-treatise-2329	923	171	alone	alone	RB
huygens-treatise-2329	923	172	is	be	VBZ
huygens-treatise-2329	923	173	within	within	IN
huygens-treatise-2329	923	174	the	the	DT
huygens-treatise-2329	923	175	glass	glass	NN
huygens-treatise-2329	923	176	.	.	.
huygens-treatise-2329	924	1	Or	or	CC
huygens-treatise-2329	924	2	rather	rather	RB
huygens-treatise-2329	924	3	,	,	,
huygens-treatise-2329	924	4	having	have	VBG
huygens-treatise-2329	924	5	taken	take	VBN
huygens-treatise-2329	924	6	AS	as	RB
huygens-treatise-2329	924	7	equal	equal	JJ
huygens-treatise-2329	924	8	to	to	IN
huygens-treatise-2329	924	9	2/3	2/3	CD
huygens-treatise-2329	924	10	of	of	IN
huygens-treatise-2329	924	11	AT	AT	NNP
huygens-treatise-2329	924	12	,	,	,
huygens-treatise-2329	924	13	I	-PRON-	PRP
huygens-treatise-2329	924	14	observe	observe	VBP
huygens-treatise-2329	924	15	that	that	IN
huygens-treatise-2329	924	16	3/2	3/2	CD
huygens-treatise-2329	924	17	of	of	IN
huygens-treatise-2329	924	18	GD	GD	NNP
huygens-treatise-2329	924	19	ought	ought	MD
huygens-treatise-2329	924	20	to	to	TO
huygens-treatise-2329	924	21	be	be	VB
huygens-treatise-2329	924	22	equal	equal	JJ
huygens-treatise-2329	924	23	to	to	IN
huygens-treatise-2329	924	24	3/2	3/2	CD
huygens-treatise-2329	924	25	of	of	IN
huygens-treatise-2329	924	26	SB	SB	NNP
huygens-treatise-2329	924	27	,	,	,
huygens-treatise-2329	924	28	plus	plus	CC
huygens-treatise-2329	924	29	BQ	BQ	NNP
huygens-treatise-2329	924	30	;	;	:
huygens-treatise-2329	924	31	and	and	CC
huygens-treatise-2329	924	32	,	,	,
huygens-treatise-2329	924	33	deducting	deduct	VBG
huygens-treatise-2329	924	34	both	both	DT
huygens-treatise-2329	924	35	of	of	IN
huygens-treatise-2329	924	36	them	-PRON-	PRP
huygens-treatise-2329	924	37	from	from	IN
huygens-treatise-2329	924	38	FD	FD	NNP
huygens-treatise-2329	924	39	or	or	CC
huygens-treatise-2329	924	40	FQ	FQ	NNP
huygens-treatise-2329	924	41	,	,	,
huygens-treatise-2329	924	42	that	that	DT
huygens-treatise-2329	924	43	FD	FD	NNP
huygens-treatise-2329	924	44	less	less	JJR
huygens-treatise-2329	924	45	3/2	3/2	CD
huygens-treatise-2329	924	46	of	of	IN
huygens-treatise-2329	924	47	GD	GD	NNP
huygens-treatise-2329	924	48	ought	ought	MD
huygens-treatise-2329	924	49	to	to	TO
huygens-treatise-2329	924	50	be	be	VB
huygens-treatise-2329	924	51	equal	equal	JJ
huygens-treatise-2329	924	52	to	to	IN
huygens-treatise-2329	924	53	FB	FB	NNP
huygens-treatise-2329	924	54	less	less	JJR
huygens-treatise-2329	924	55	3/2	3/2	CD
huygens-treatise-2329	924	56	of	of	IN
huygens-treatise-2329	924	57	SB	SB	NNP
huygens-treatise-2329	924	58	.	.	.
huygens-treatise-2329	925	1	And	and	CC
huygens-treatise-2329	925	2	this	this	DT
huygens-treatise-2329	925	3	last	last	JJ
huygens-treatise-2329	925	4	difference	difference	NN
huygens-treatise-2329	925	5	is	be	VBZ
huygens-treatise-2329	925	6	a	a	DT
huygens-treatise-2329	925	7	given	give	VBN
huygens-treatise-2329	925	8	length	length	NN
huygens-treatise-2329	925	9	:	:	:
huygens-treatise-2329	925	10	and	and	CC
huygens-treatise-2329	925	11	all	all	PDT
huygens-treatise-2329	925	12	that	that	WDT
huygens-treatise-2329	925	13	is	be	VBZ
huygens-treatise-2329	925	14	required	require	VBN
huygens-treatise-2329	925	15	is	be	VBZ
huygens-treatise-2329	925	16	to	to	TO
huygens-treatise-2329	925	17	draw	draw	VB
huygens-treatise-2329	925	18	the	the	DT
huygens-treatise-2329	925	19	straight	straight	JJ
huygens-treatise-2329	925	20	line	line	NN
huygens-treatise-2329	925	21	FD	FD	NNP
huygens-treatise-2329	925	22	from	from	IN
huygens-treatise-2329	925	23	the	the	DT
huygens-treatise-2329	925	24	given	give	VBN
huygens-treatise-2329	925	25	point	point	NN
huygens-treatise-2329	925	26	F	F	NNP
huygens-treatise-2329	925	27	to	to	TO
huygens-treatise-2329	925	28	meet	meet	VB
huygens-treatise-2329	925	29	VG	VG	NNP
huygens-treatise-2329	925	30	so	so	IN
huygens-treatise-2329	925	31	that	that	IN
huygens-treatise-2329	925	32	it	-PRON-	PRP
huygens-treatise-2329	925	33	may	may	MD
huygens-treatise-2329	925	34	be	be	VB
huygens-treatise-2329	925	35	thus	thus	RB
huygens-treatise-2329	925	36	.	.	.
huygens-treatise-2329	926	1	Which	which	WDT
huygens-treatise-2329	926	2	is	be	VBZ
huygens-treatise-2329	926	3	a	a	DT
huygens-treatise-2329	926	4	problem	problem	NN
huygens-treatise-2329	926	5	quite	quite	RB
huygens-treatise-2329	926	6	similar	similar	JJ
huygens-treatise-2329	926	7	to	to	IN
huygens-treatise-2329	926	8	that	that	DT
huygens-treatise-2329	926	9	which	which	WDT
huygens-treatise-2329	926	10	served	serve	VBD
huygens-treatise-2329	926	11	for	for	IN
huygens-treatise-2329	926	12	the	the	DT
huygens-treatise-2329	926	13	first	first	JJ
huygens-treatise-2329	926	14	of	of	IN
huygens-treatise-2329	926	15	these	these	DT
huygens-treatise-2329	926	16	constructions	construction	NNS
huygens-treatise-2329	926	17	,	,	,
huygens-treatise-2329	926	18	where	where	WRB
huygens-treatise-2329	926	19	FD	FD	NNP
huygens-treatise-2329	926	20	plus	plus	CC
huygens-treatise-2329	926	21	3/2	3/2	CD
huygens-treatise-2329	926	22	of	of	IN
huygens-treatise-2329	926	23	GD	GD	NNP
huygens-treatise-2329	926	24	had	have	VBD
huygens-treatise-2329	926	25	to	to	TO
huygens-treatise-2329	926	26	be	be	VB
huygens-treatise-2329	926	27	equal	equal	JJ
huygens-treatise-2329	926	28	to	to	IN
huygens-treatise-2329	926	29	a	a	DT
huygens-treatise-2329	926	30	given	give	VBN
huygens-treatise-2329	926	31	length	length	NN
huygens-treatise-2329	926	32	.	.	.
huygens-treatise-2329	927	1	In	in	IN
huygens-treatise-2329	927	2	the	the	DT
huygens-treatise-2329	927	3	demonstration	demonstration	NN
huygens-treatise-2329	927	4	it	-PRON-	PRP
huygens-treatise-2329	927	5	is	be	VBZ
huygens-treatise-2329	927	6	to	to	TO
huygens-treatise-2329	927	7	be	be	VB
huygens-treatise-2329	927	8	observed	observe	VBN
huygens-treatise-2329	927	9	that	that	IN
huygens-treatise-2329	927	10	,	,	,
huygens-treatise-2329	927	11	since	since	IN
huygens-treatise-2329	927	12	the	the	DT
huygens-treatise-2329	927	13	arc	arc	NNP
huygens-treatise-2329	927	14	BC	BC	NNP
huygens-treatise-2329	927	15	falls	fall	VBZ
huygens-treatise-2329	927	16	within	within	IN
huygens-treatise-2329	927	17	the	the	DT
huygens-treatise-2329	927	18	glass	glass	NN
huygens-treatise-2329	927	19	,	,	,
huygens-treatise-2329	927	20	there	there	EX
huygens-treatise-2329	927	21	must	must	MD
huygens-treatise-2329	927	22	be	be	VB
huygens-treatise-2329	927	23	conceived	conceive	VBN
huygens-treatise-2329	927	24	an	an	DT
huygens-treatise-2329	927	25	arc	arc	NNP
huygens-treatise-2329	927	26	RX	RX	NNP
huygens-treatise-2329	927	27	,	,	,
huygens-treatise-2329	927	28	concentric	concentric	VBG
huygens-treatise-2329	927	29	with	with	IN
huygens-treatise-2329	927	30	it	-PRON-	PRP
huygens-treatise-2329	927	31	and	and	CC
huygens-treatise-2329	927	32	on	on	IN
huygens-treatise-2329	927	33	the	the	DT
huygens-treatise-2329	927	34	other	other	JJ
huygens-treatise-2329	927	35	side	side	NN
huygens-treatise-2329	927	36	of	of	IN
huygens-treatise-2329	927	37	QD	QD	NNP
huygens-treatise-2329	927	38	.	.	.
huygens-treatise-2329	928	1	Then	then	RB
huygens-treatise-2329	928	2	after	after	IN
huygens-treatise-2329	928	3	it	-PRON-	PRP
huygens-treatise-2329	928	4	shall	shall	MD
huygens-treatise-2329	928	5	have	have	VB
huygens-treatise-2329	928	6	been	be	VBN
huygens-treatise-2329	928	7	shown	show	VBN
huygens-treatise-2329	928	8	that	that	IN
huygens-treatise-2329	928	9	the	the	DT
huygens-treatise-2329	928	10	piece	piece	NN
huygens-treatise-2329	928	11	G	g	NN
huygens-treatise-2329	928	12	of	of	IN
huygens-treatise-2329	928	13	the	the	DT
huygens-treatise-2329	928	14	wave	wave	NN
huygens-treatise-2329	928	15	GT	GT	NNP
huygens-treatise-2329	928	16	arrives	arrive	VBZ
huygens-treatise-2329	928	17	at	at	IN
huygens-treatise-2329	928	18	D	d	NN
huygens-treatise-2329	928	19	at	at	IN
huygens-treatise-2329	928	20	the	the	DT
huygens-treatise-2329	928	21	same	same	JJ
huygens-treatise-2329	928	22	time	time	NN
huygens-treatise-2329	928	23	that	that	WDT
huygens-treatise-2329	928	24	the	the	DT
huygens-treatise-2329	928	25	piece	piece	NN
huygens-treatise-2329	928	26	T	T	NNP
huygens-treatise-2329	928	27	arrives	arrive	VBZ
huygens-treatise-2329	928	28	at	at	IN
huygens-treatise-2329	928	29	Q	Q	NNP
huygens-treatise-2329	928	30	,	,	,
huygens-treatise-2329	928	31	which	which	WDT
huygens-treatise-2329	928	32	is	be	VBZ
huygens-treatise-2329	928	33	easily	easily	RB
huygens-treatise-2329	928	34	deduced	deduce	VBN
huygens-treatise-2329	928	35	from	from	IN
huygens-treatise-2329	928	36	the	the	DT
huygens-treatise-2329	928	37	construction	construction	NN
huygens-treatise-2329	928	38	,	,	,
huygens-treatise-2329	928	39	it	-PRON-	PRP
huygens-treatise-2329	928	40	will	will	MD
huygens-treatise-2329	928	41	be	be	VB
huygens-treatise-2329	928	42	evident	evident	JJ
huygens-treatise-2329	928	43	as	as	IN
huygens-treatise-2329	928	44	a	a	DT
huygens-treatise-2329	928	45	consequence	consequence	NN
huygens-treatise-2329	928	46	that	that	IN
huygens-treatise-2329	928	47	the	the	DT
huygens-treatise-2329	928	48	partial	partial	JJ
huygens-treatise-2329	928	49	wave	wave	NN
huygens-treatise-2329	928	50	generated	generate	VBN
huygens-treatise-2329	928	51	at	at	IN
huygens-treatise-2329	928	52	the	the	DT
huygens-treatise-2329	928	53	point	point	NN
huygens-treatise-2329	928	54	D	d	NN
huygens-treatise-2329	928	55	will	will	MD
huygens-treatise-2329	928	56	touch	touch	VB
huygens-treatise-2329	928	57	the	the	DT
huygens-treatise-2329	928	58	arc	arc	NN
huygens-treatise-2329	928	59	RX	RX	NNP
huygens-treatise-2329	928	60	at	at	IN
huygens-treatise-2329	928	61	the	the	DT
huygens-treatise-2329	928	62	moment	moment	NN
huygens-treatise-2329	928	63	when	when	WRB
huygens-treatise-2329	928	64	the	the	DT
huygens-treatise-2329	928	65	piece	piece	NN
huygens-treatise-2329	928	66	Q	q	NN
huygens-treatise-2329	928	67	shall	shall	MD
huygens-treatise-2329	928	68	have	have	VB
huygens-treatise-2329	928	69	come	come	VBN
huygens-treatise-2329	928	70	to	to	IN
huygens-treatise-2329	928	71	R	r	NN
huygens-treatise-2329	928	72	,	,	,
huygens-treatise-2329	928	73	and	and	CC
huygens-treatise-2329	928	74	that	that	IN
huygens-treatise-2329	928	75	thus	thus	RB
huygens-treatise-2329	928	76	this	this	DT
huygens-treatise-2329	928	77	arc	arc	NN
huygens-treatise-2329	928	78	will	will	MD
huygens-treatise-2329	928	79	at	at	IN
huygens-treatise-2329	928	80	the	the	DT
huygens-treatise-2329	928	81	same	same	JJ
huygens-treatise-2329	928	82	moment	moment	NN
huygens-treatise-2329	928	83	be	be	VB
huygens-treatise-2329	928	84	the	the	DT
huygens-treatise-2329	928	85	termination	termination	NN
huygens-treatise-2329	928	86	of	of	IN
huygens-treatise-2329	928	87	the	the	DT
huygens-treatise-2329	928	88	movement	movement	NN
huygens-treatise-2329	928	89	that	that	WDT
huygens-treatise-2329	928	90	comes	come	VBZ
huygens-treatise-2329	928	91	from	from	IN
huygens-treatise-2329	928	92	the	the	DT
huygens-treatise-2329	928	93	wave	wave	NN
huygens-treatise-2329	928	94	TG	TG	NNP
huygens-treatise-2329	928	95	;	;	:
huygens-treatise-2329	928	96	whence	whence	NN
huygens-treatise-2329	928	97	all	all	PDT
huygens-treatise-2329	928	98	the	the	DT
huygens-treatise-2329	928	99	rest	rest	NN
huygens-treatise-2329	928	100	may	may	MD
huygens-treatise-2329	928	101	be	be	VB
huygens-treatise-2329	928	102	concluded	conclude	VBN
huygens-treatise-2329	928	103	.	.	.
huygens-treatise-2329	929	1	Having	have	VBG
huygens-treatise-2329	929	2	shown	show	VBN
huygens-treatise-2329	929	3	the	the	DT
huygens-treatise-2329	929	4	method	method	NN
huygens-treatise-2329	929	5	of	of	IN
huygens-treatise-2329	929	6	finding	find	VBG
huygens-treatise-2329	929	7	these	these	DT
huygens-treatise-2329	929	8	curved	curved	JJ
huygens-treatise-2329	929	9	lines	line	NNS
huygens-treatise-2329	929	10	which	which	WDT
huygens-treatise-2329	929	11	serve	serve	VBP
huygens-treatise-2329	929	12	for	for	IN
huygens-treatise-2329	929	13	the	the	DT
huygens-treatise-2329	929	14	perfect	perfect	JJ
huygens-treatise-2329	929	15	concurrence	concurrence	NN
huygens-treatise-2329	929	16	of	of	IN
huygens-treatise-2329	929	17	the	the	DT
huygens-treatise-2329	929	18	rays	ray	NNS
huygens-treatise-2329	929	19	,	,	,
huygens-treatise-2329	929	20	there	there	EX
huygens-treatise-2329	929	21	remains	remain	VBZ
huygens-treatise-2329	929	22	to	to	TO
huygens-treatise-2329	929	23	be	be	VB
huygens-treatise-2329	929	24	explained	explain	VBN
huygens-treatise-2329	929	25	a	a	DT
huygens-treatise-2329	929	26	notable	notable	JJ
huygens-treatise-2329	929	27	thing	thing	NN
huygens-treatise-2329	929	28	touching	touch	VBG
huygens-treatise-2329	929	29	the	the	DT
huygens-treatise-2329	929	30	uncoordinated	uncoordinated	JJ
huygens-treatise-2329	929	31	refraction	refraction	NN
huygens-treatise-2329	929	32	of	of	IN
huygens-treatise-2329	929	33	spherical	spherical	JJ
huygens-treatise-2329	929	34	,	,	,
huygens-treatise-2329	929	35	plane	plane	NN
huygens-treatise-2329	929	36	,	,	,
huygens-treatise-2329	929	37	and	and	CC
huygens-treatise-2329	929	38	other	other	JJ
huygens-treatise-2329	929	39	surfaces	surface	NNS
huygens-treatise-2329	929	40	:	:	:
huygens-treatise-2329	929	41	an	an	DT
huygens-treatise-2329	929	42	effect	effect	NN
huygens-treatise-2329	929	43	which	which	WDT
huygens-treatise-2329	929	44	if	if	IN
huygens-treatise-2329	929	45	ignored	ignore	VBN
huygens-treatise-2329	929	46	might	may	MD
huygens-treatise-2329	929	47	cause	cause	VB
huygens-treatise-2329	929	48	some	some	DT
huygens-treatise-2329	929	49	doubt	doubt	NN
huygens-treatise-2329	929	50	concerning	concern	VBG
huygens-treatise-2329	929	51	what	what	WP
huygens-treatise-2329	929	52	we	-PRON-	PRP
huygens-treatise-2329	929	53	have	have	VBP
huygens-treatise-2329	929	54	several	several	JJ
huygens-treatise-2329	929	55	times	time	NNS
huygens-treatise-2329	929	56	said	say	VBD
huygens-treatise-2329	929	57	,	,	,
huygens-treatise-2329	929	58	that	that	IN
huygens-treatise-2329	929	59	rays	ray	NNS
huygens-treatise-2329	929	60	of	of	IN
huygens-treatise-2329	929	61	light	light	NN
huygens-treatise-2329	929	62	are	be	VBP
huygens-treatise-2329	929	63	straight	straight	JJ
huygens-treatise-2329	929	64	lines	line	NNS
huygens-treatise-2329	929	65	which	which	WDT
huygens-treatise-2329	929	66	intersect	intersect	VBP
huygens-treatise-2329	929	67	at	at	IN
huygens-treatise-2329	929	68	right	right	JJ
huygens-treatise-2329	929	69	angles	angle	NNS
huygens-treatise-2329	929	70	the	the	DT
huygens-treatise-2329	929	71	waves	wave	NNS
huygens-treatise-2329	929	72	which	which	WDT
huygens-treatise-2329	929	73	travel	travel	VBP
huygens-treatise-2329	929	74	along	along	IN
huygens-treatise-2329	929	75	them	-PRON-	PRP
huygens-treatise-2329	929	76	.	.	.
huygens-treatise-2329	930	1	[	[	-LRB-
huygens-treatise-2329	930	2	Illustration	illustration	NN
huygens-treatise-2329	930	3	]	]	-RRB-
huygens-treatise-2329	930	4	For	for	IN
huygens-treatise-2329	930	5	in	in	IN
huygens-treatise-2329	930	6	the	the	DT
huygens-treatise-2329	930	7	case	case	NN
huygens-treatise-2329	930	8	of	of	IN
huygens-treatise-2329	930	9	rays	ray	NNS
huygens-treatise-2329	930	10	which	which	WDT
huygens-treatise-2329	930	11	,	,	,
huygens-treatise-2329	930	12	for	for	IN
huygens-treatise-2329	930	13	example	example	NN
huygens-treatise-2329	930	14	,	,	,
huygens-treatise-2329	930	15	fall	fall	VB
huygens-treatise-2329	930	16	parallel	parallel	NN
huygens-treatise-2329	930	17	upon	upon	IN
huygens-treatise-2329	930	18	a	a	DT
huygens-treatise-2329	930	19	spherical	spherical	JJ
huygens-treatise-2329	930	20	surface	surface	NN
huygens-treatise-2329	930	21	AFE	AFE	NNP
huygens-treatise-2329	930	22	,	,	,
huygens-treatise-2329	930	23	intersecting	intersect	VBG
huygens-treatise-2329	930	24	one	one	CD
huygens-treatise-2329	930	25	another	another	DT
huygens-treatise-2329	930	26	,	,	,
huygens-treatise-2329	930	27	after	after	IN
huygens-treatise-2329	930	28	refraction	refraction	NN
huygens-treatise-2329	930	29	,	,	,
huygens-treatise-2329	930	30	at	at	IN
huygens-treatise-2329	930	31	different	different	JJ
huygens-treatise-2329	930	32	points	point	NNS
huygens-treatise-2329	930	33	,	,	,
huygens-treatise-2329	930	34	as	as	IN
huygens-treatise-2329	930	35	this	this	DT
huygens-treatise-2329	930	36	figure	figure	NN
huygens-treatise-2329	930	37	represents	represent	VBZ
huygens-treatise-2329	930	38	;	;	:
huygens-treatise-2329	930	39	what	what	WP
huygens-treatise-2329	930	40	can	can	MD
huygens-treatise-2329	930	41	the	the	DT
huygens-treatise-2329	930	42	waves	wave	NNS
huygens-treatise-2329	930	43	of	of	IN
huygens-treatise-2329	930	44	light	light	NN
huygens-treatise-2329	930	45	be	be	VB
huygens-treatise-2329	930	46	,	,	,
huygens-treatise-2329	930	47	in	in	IN
huygens-treatise-2329	930	48	this	this	DT
huygens-treatise-2329	930	49	transparent	transparent	JJ
huygens-treatise-2329	930	50	body	body	NN
huygens-treatise-2329	930	51	,	,	,
huygens-treatise-2329	930	52	which	which	WDT
huygens-treatise-2329	930	53	are	be	VBP
huygens-treatise-2329	930	54	cut	cut	VBN
huygens-treatise-2329	930	55	at	at	IN
huygens-treatise-2329	930	56	right	right	JJ
huygens-treatise-2329	930	57	angles	angle	NNS
huygens-treatise-2329	930	58	by	by	IN
huygens-treatise-2329	930	59	the	the	DT
huygens-treatise-2329	930	60	converging	converging	NN
huygens-treatise-2329	930	61	rays	ray	NNS
huygens-treatise-2329	930	62	?	?	.
huygens-treatise-2329	931	1	For	for	IN
huygens-treatise-2329	931	2	they	-PRON-	PRP
huygens-treatise-2329	931	3	can	can	MD
huygens-treatise-2329	931	4	not	not	RB
huygens-treatise-2329	931	5	be	be	VB
huygens-treatise-2329	931	6	spherical	spherical	JJ
huygens-treatise-2329	931	7	.	.	.
huygens-treatise-2329	932	1	And	and	CC
huygens-treatise-2329	932	2	what	what	WP
huygens-treatise-2329	932	3	will	will	MD
huygens-treatise-2329	932	4	these	these	DT
huygens-treatise-2329	932	5	waves	wave	NNS
huygens-treatise-2329	932	6	become	become	VB
huygens-treatise-2329	932	7	after	after	IN
huygens-treatise-2329	932	8	the	the	DT
huygens-treatise-2329	932	9	said	say	VBN
huygens-treatise-2329	932	10	rays	ray	NNS
huygens-treatise-2329	932	11	begin	begin	VBP
huygens-treatise-2329	932	12	to	to	TO
huygens-treatise-2329	932	13	intersect	intersect	VB
huygens-treatise-2329	932	14	one	one	NN
huygens-treatise-2329	932	15	another	another	DT
huygens-treatise-2329	932	16	?	?	.
huygens-treatise-2329	933	1	It	-PRON-	PRP
huygens-treatise-2329	933	2	will	will	MD
huygens-treatise-2329	933	3	be	be	VB
huygens-treatise-2329	933	4	seen	see	VBN
huygens-treatise-2329	933	5	in	in	IN
huygens-treatise-2329	933	6	the	the	DT
huygens-treatise-2329	933	7	solution	solution	NN
huygens-treatise-2329	933	8	of	of	IN
huygens-treatise-2329	933	9	this	this	DT
huygens-treatise-2329	933	10	difficulty	difficulty	NN
huygens-treatise-2329	933	11	that	that	IN
huygens-treatise-2329	933	12	something	something	NN
huygens-treatise-2329	933	13	very	very	RB
huygens-treatise-2329	933	14	remarkable	remarkable	JJ
huygens-treatise-2329	933	15	comes	come	VBZ
huygens-treatise-2329	933	16	to	to	TO
huygens-treatise-2329	933	17	pass	pass	VB
huygens-treatise-2329	933	18	herein	herein	NNP
huygens-treatise-2329	933	19	,	,	,
huygens-treatise-2329	933	20	and	and	CC
huygens-treatise-2329	933	21	that	that	IN
huygens-treatise-2329	933	22	the	the	DT
huygens-treatise-2329	933	23	waves	wave	NNS
huygens-treatise-2329	933	24	do	do	VBP
huygens-treatise-2329	933	25	not	not	RB
huygens-treatise-2329	933	26	cease	cease	VB
huygens-treatise-2329	933	27	to	to	TO
huygens-treatise-2329	933	28	persist	persist	VB
huygens-treatise-2329	933	29	though	though	IN
huygens-treatise-2329	933	30	they	-PRON-	PRP
huygens-treatise-2329	933	31	do	do	VBP
huygens-treatise-2329	933	32	not	not	RB
huygens-treatise-2329	933	33	continue	continue	VB
huygens-treatise-2329	933	34	entire	entire	JJ
huygens-treatise-2329	933	35	,	,	,
huygens-treatise-2329	933	36	as	as	IN
huygens-treatise-2329	933	37	when	when	WRB
huygens-treatise-2329	933	38	they	-PRON-	PRP
huygens-treatise-2329	933	39	cross	cross	VBP
huygens-treatise-2329	933	40	the	the	DT
huygens-treatise-2329	933	41	glasses	glass	NNS
huygens-treatise-2329	933	42	designed	design	VBN
huygens-treatise-2329	933	43	according	accord	VBG
huygens-treatise-2329	933	44	to	to	IN
huygens-treatise-2329	933	45	the	the	DT
huygens-treatise-2329	933	46	construction	construction	NN
huygens-treatise-2329	933	47	we	-PRON-	PRP
huygens-treatise-2329	933	48	have	have	VBP
huygens-treatise-2329	933	49	seen	see	VBN
huygens-treatise-2329	933	50	.	.	.
huygens-treatise-2329	934	1	According	accord	VBG
huygens-treatise-2329	934	2	to	to	IN
huygens-treatise-2329	934	3	what	what	WP
huygens-treatise-2329	934	4	has	have	VBZ
huygens-treatise-2329	934	5	been	be	VBN
huygens-treatise-2329	934	6	shown	show	VBN
huygens-treatise-2329	934	7	above	above	IN
huygens-treatise-2329	934	8	,	,	,
huygens-treatise-2329	934	9	the	the	DT
huygens-treatise-2329	934	10	straight	straight	JJ
huygens-treatise-2329	934	11	line	line	NN
huygens-treatise-2329	934	12	AD	ad	NN
huygens-treatise-2329	934	13	,	,	,
huygens-treatise-2329	934	14	which	which	WDT
huygens-treatise-2329	934	15	has	have	VBZ
huygens-treatise-2329	934	16	been	be	VBN
huygens-treatise-2329	934	17	drawn	draw	VBN
huygens-treatise-2329	934	18	at	at	IN
huygens-treatise-2329	934	19	the	the	DT
huygens-treatise-2329	934	20	summit	summit	NN
huygens-treatise-2329	934	21	of	of	IN
huygens-treatise-2329	934	22	the	the	DT
huygens-treatise-2329	934	23	sphere	sphere	NN
huygens-treatise-2329	934	24	,	,	,
huygens-treatise-2329	934	25	at	at	IN
huygens-treatise-2329	934	26	right	right	JJ
huygens-treatise-2329	934	27	angles	angle	NNS
huygens-treatise-2329	934	28	to	to	IN
huygens-treatise-2329	934	29	the	the	DT
huygens-treatise-2329	934	30	axis	axis	NNP
huygens-treatise-2329	934	31	parallel	parallel	JJ
huygens-treatise-2329	934	32	to	to	TO
huygens-treatise-2329	934	33	which	which	WDT
huygens-treatise-2329	934	34	the	the	DT
huygens-treatise-2329	934	35	rays	ray	NNS
huygens-treatise-2329	934	36	come	come	VBP
huygens-treatise-2329	934	37	,	,	,
huygens-treatise-2329	934	38	represents	represent	VBZ
huygens-treatise-2329	934	39	the	the	DT
huygens-treatise-2329	934	40	wave	wave	NN
huygens-treatise-2329	934	41	of	of	IN
huygens-treatise-2329	934	42	light	light	NN
huygens-treatise-2329	934	43	;	;	:
huygens-treatise-2329	934	44	and	and	CC
huygens-treatise-2329	934	45	in	in	IN
huygens-treatise-2329	934	46	the	the	DT
huygens-treatise-2329	934	47	time	time	NN
huygens-treatise-2329	934	48	taken	take	VBN
huygens-treatise-2329	934	49	by	by	IN
huygens-treatise-2329	934	50	its	-PRON-	PRP$
huygens-treatise-2329	934	51	piece	piece	NN
huygens-treatise-2329	934	52	D	d	NN
huygens-treatise-2329	934	53	to	to	TO
huygens-treatise-2329	934	54	reach	reach	VB
huygens-treatise-2329	934	55	the	the	DT
huygens-treatise-2329	934	56	spherical	spherical	JJ
huygens-treatise-2329	934	57	surface	surface	NN
huygens-treatise-2329	934	58	AGE	age	NN
huygens-treatise-2329	934	59	at	at	IN
huygens-treatise-2329	934	60	E	e	NN
huygens-treatise-2329	934	61	,	,	,
huygens-treatise-2329	934	62	its	-PRON-	PRP$
huygens-treatise-2329	934	63	other	other	JJ
huygens-treatise-2329	934	64	parts	part	NNS
huygens-treatise-2329	934	65	will	will	MD
huygens-treatise-2329	934	66	have	have	VB
huygens-treatise-2329	934	67	met	meet	VBN
huygens-treatise-2329	934	68	the	the	DT
huygens-treatise-2329	934	69	same	same	JJ
huygens-treatise-2329	934	70	surface	surface	NN
huygens-treatise-2329	934	71	at	at	IN
huygens-treatise-2329	934	72	F	F	NNP
huygens-treatise-2329	934	73	,	,	,
huygens-treatise-2329	934	74	G	G	NNP
huygens-treatise-2329	934	75	,	,	,
huygens-treatise-2329	934	76	H	h	NN
huygens-treatise-2329	934	77	,	,	,
huygens-treatise-2329	934	78	etc	etc	FW
huygens-treatise-2329	934	79	.	.	FW
huygens-treatise-2329	934	80	,	,	,
huygens-treatise-2329	934	81	and	and	CC
huygens-treatise-2329	934	82	will	will	MD
huygens-treatise-2329	934	83	have	have	VB
huygens-treatise-2329	934	84	also	also	RB
huygens-treatise-2329	934	85	formed	form	VBN
huygens-treatise-2329	934	86	spherical	spherical	JJ
huygens-treatise-2329	934	87	partial	partial	JJ
huygens-treatise-2329	934	88	waves	wave	NNS
huygens-treatise-2329	934	89	of	of	IN
huygens-treatise-2329	934	90	which	which	WDT
huygens-treatise-2329	934	91	these	these	DT
huygens-treatise-2329	934	92	points	point	NNS
huygens-treatise-2329	934	93	are	be	VBP
huygens-treatise-2329	934	94	the	the	DT
huygens-treatise-2329	934	95	centres	centre	NNS
huygens-treatise-2329	934	96	.	.	.
huygens-treatise-2329	935	1	And	and	CC
huygens-treatise-2329	935	2	the	the	DT
huygens-treatise-2329	935	3	surface	surface	NN
huygens-treatise-2329	935	4	EK	EK	NNP
huygens-treatise-2329	935	5	which	which	WDT
huygens-treatise-2329	935	6	all	all	PDT
huygens-treatise-2329	935	7	those	those	DT
huygens-treatise-2329	935	8	waves	wave	NNS
huygens-treatise-2329	935	9	will	will	MD
huygens-treatise-2329	935	10	touch	touch	VB
huygens-treatise-2329	935	11	,	,	,
huygens-treatise-2329	935	12	will	will	MD
huygens-treatise-2329	935	13	be	be	VB
huygens-treatise-2329	935	14	the	the	DT
huygens-treatise-2329	935	15	continuation	continuation	NN
huygens-treatise-2329	935	16	of	of	IN
huygens-treatise-2329	935	17	the	the	DT
huygens-treatise-2329	935	18	wave	wave	NN
huygens-treatise-2329	935	19	AD	ad	NN
huygens-treatise-2329	935	20	in	in	IN
huygens-treatise-2329	935	21	the	the	DT
huygens-treatise-2329	935	22	sphere	sphere	NN
huygens-treatise-2329	935	23	at	at	IN
huygens-treatise-2329	935	24	the	the	DT
huygens-treatise-2329	935	25	moment	moment	NN
huygens-treatise-2329	935	26	when	when	WRB
huygens-treatise-2329	935	27	the	the	DT
huygens-treatise-2329	935	28	piece	piece	NN
huygens-treatise-2329	935	29	D	d	NN
huygens-treatise-2329	935	30	has	have	VBZ
huygens-treatise-2329	935	31	reached	reach	VBN
huygens-treatise-2329	935	32	E.	E.	NNP
huygens-treatise-2329	935	33	Now	now	RB
huygens-treatise-2329	935	34	the	the	DT
huygens-treatise-2329	935	35	line	line	NN
huygens-treatise-2329	935	36	EK	EK	NNP
huygens-treatise-2329	935	37	is	be	VBZ
huygens-treatise-2329	935	38	not	not	RB
huygens-treatise-2329	935	39	an	an	DT
huygens-treatise-2329	935	40	arc	arc	NN
huygens-treatise-2329	935	41	of	of	IN
huygens-treatise-2329	935	42	a	a	DT
huygens-treatise-2329	935	43	circle	circle	NN
huygens-treatise-2329	935	44	,	,	,
huygens-treatise-2329	935	45	but	but	CC
huygens-treatise-2329	935	46	is	be	VBZ
huygens-treatise-2329	935	47	a	a	DT
huygens-treatise-2329	935	48	curved	curved	JJ
huygens-treatise-2329	935	49	line	line	NN
huygens-treatise-2329	935	50	formed	form	VBN
huygens-treatise-2329	935	51	as	as	IN
huygens-treatise-2329	935	52	the	the	DT
huygens-treatise-2329	935	53	evolute	evolute	NN
huygens-treatise-2329	935	54	of	of	IN
huygens-treatise-2329	935	55	another	another	DT
huygens-treatise-2329	935	56	curve	curve	NN
huygens-treatise-2329	935	57	ENC	ENC	NNP
huygens-treatise-2329	935	58	,	,	,
huygens-treatise-2329	935	59	which	which	WDT
huygens-treatise-2329	935	60	touches	touch	VBZ
huygens-treatise-2329	935	61	all	all	PDT
huygens-treatise-2329	935	62	the	the	DT
huygens-treatise-2329	935	63	rays	ray	NNS
huygens-treatise-2329	935	64	HL	HL	NNP
huygens-treatise-2329	935	65	,	,	,
huygens-treatise-2329	935	66	GM	GM	NNP
huygens-treatise-2329	935	67	,	,	,
huygens-treatise-2329	935	68	FO	FO	NNP
huygens-treatise-2329	935	69	,	,	,
huygens-treatise-2329	935	70	etc	etc	FW
huygens-treatise-2329	935	71	.	.	FW
huygens-treatise-2329	935	72	,	,	,
huygens-treatise-2329	935	73	that	that	WDT
huygens-treatise-2329	935	74	are	be	VBP
huygens-treatise-2329	935	75	the	the	DT
huygens-treatise-2329	935	76	refractions	refraction	NNS
huygens-treatise-2329	935	77	of	of	IN
huygens-treatise-2329	935	78	the	the	DT
huygens-treatise-2329	935	79	parallel	parallel	JJ
huygens-treatise-2329	935	80	rays	ray	NNS
huygens-treatise-2329	935	81	,	,	,
huygens-treatise-2329	935	82	if	if	IN
huygens-treatise-2329	935	83	we	-PRON-	PRP
huygens-treatise-2329	935	84	imagine	imagine	VBP
huygens-treatise-2329	935	85	laid	lay	VBN
huygens-treatise-2329	935	86	over	over	IN
huygens-treatise-2329	935	87	the	the	DT
huygens-treatise-2329	935	88	convexity	convexity	NN
huygens-treatise-2329	935	89	ENC	ENC	NNP
huygens-treatise-2329	935	90	a	a	DT
huygens-treatise-2329	935	91	thread	thread	NN
huygens-treatise-2329	935	92	which	which	WDT
huygens-treatise-2329	935	93	in	in	IN
huygens-treatise-2329	935	94	unwinding	unwind	VBG
huygens-treatise-2329	935	95	describes	describe	NNS
huygens-treatise-2329	935	96	at	at	IN
huygens-treatise-2329	935	97	its	-PRON-	PRP$
huygens-treatise-2329	935	98	end	end	NN
huygens-treatise-2329	935	99	E	e	NN
huygens-treatise-2329	935	100	the	the	DT
huygens-treatise-2329	935	101	said	say	VBN
huygens-treatise-2329	935	102	curve	curve	NN
huygens-treatise-2329	935	103	EK	EK	NNP
huygens-treatise-2329	935	104	.	.	.
huygens-treatise-2329	936	1	For	for	IN
huygens-treatise-2329	936	2	,	,	,
huygens-treatise-2329	936	3	supposing	suppose	VBG
huygens-treatise-2329	936	4	that	that	IN
huygens-treatise-2329	936	5	this	this	DT
huygens-treatise-2329	936	6	curve	curve	NN
huygens-treatise-2329	936	7	has	have	VBZ
huygens-treatise-2329	936	8	been	be	VBN
huygens-treatise-2329	936	9	thus	thus	RB
huygens-treatise-2329	936	10	described	describe	VBN
huygens-treatise-2329	936	11	,	,	,
huygens-treatise-2329	936	12	we	-PRON-	PRP
huygens-treatise-2329	936	13	will	will	MD
huygens-treatise-2329	936	14	show	show	VB
huygens-treatise-2329	936	15	that	that	IN
huygens-treatise-2329	936	16	the	the	DT
huygens-treatise-2329	936	17	said	say	VBN
huygens-treatise-2329	936	18	waves	wave	NNS
huygens-treatise-2329	936	19	formed	form	VBN
huygens-treatise-2329	936	20	from	from	IN
huygens-treatise-2329	936	21	the	the	DT
huygens-treatise-2329	936	22	centres	centre	NNS
huygens-treatise-2329	936	23	F	F	NNP
huygens-treatise-2329	936	24	,	,	,
huygens-treatise-2329	936	25	G	G	NNP
huygens-treatise-2329	936	26	,	,	,
huygens-treatise-2329	936	27	H	h	NN
huygens-treatise-2329	936	28	,	,	,
huygens-treatise-2329	936	29	etc	etc	FW
huygens-treatise-2329	936	30	.	.	.
huygens-treatise-2329	936	31	,	,	,
huygens-treatise-2329	936	32	will	will	MD
huygens-treatise-2329	936	33	all	all	RB
huygens-treatise-2329	936	34	touch	touch	VB
huygens-treatise-2329	936	35	it	-PRON-	PRP
huygens-treatise-2329	936	36	.	.	.
huygens-treatise-2329	937	1	It	-PRON-	PRP
huygens-treatise-2329	937	2	is	be	VBZ
huygens-treatise-2329	937	3	certain	certain	JJ
huygens-treatise-2329	937	4	that	that	IN
huygens-treatise-2329	937	5	the	the	DT
huygens-treatise-2329	937	6	curve	curve	NN
huygens-treatise-2329	937	7	EK	EK	NNP
huygens-treatise-2329	937	8	and	and	CC
huygens-treatise-2329	937	9	all	all	PDT
huygens-treatise-2329	937	10	the	the	DT
huygens-treatise-2329	937	11	others	other	NNS
huygens-treatise-2329	937	12	described	describe	VBN
huygens-treatise-2329	937	13	by	by	IN
huygens-treatise-2329	937	14	the	the	DT
huygens-treatise-2329	937	15	evolution	evolution	NN
huygens-treatise-2329	937	16	of	of	IN
huygens-treatise-2329	937	17	the	the	DT
huygens-treatise-2329	937	18	curve	curve	NN
huygens-treatise-2329	937	19	ENC	ENC	NNP
huygens-treatise-2329	937	20	,	,	,
huygens-treatise-2329	937	21	with	with	IN
huygens-treatise-2329	937	22	different	different	JJ
huygens-treatise-2329	937	23	lengths	length	NNS
huygens-treatise-2329	937	24	of	of	IN
huygens-treatise-2329	937	25	thread	thread	NN
huygens-treatise-2329	937	26	,	,	,
huygens-treatise-2329	937	27	will	will	MD
huygens-treatise-2329	937	28	cut	cut	VB
huygens-treatise-2329	937	29	all	all	PDT
huygens-treatise-2329	937	30	the	the	DT
huygens-treatise-2329	937	31	rays	ray	NNS
huygens-treatise-2329	937	32	HL	HL	NNP
huygens-treatise-2329	937	33	,	,	,
huygens-treatise-2329	937	34	GM	GM	NNP
huygens-treatise-2329	937	35	,	,	,
huygens-treatise-2329	937	36	FO	FO	NNP
huygens-treatise-2329	937	37	,	,	,
huygens-treatise-2329	937	38	etc	etc	FW
huygens-treatise-2329	937	39	.	.	FW
huygens-treatise-2329	937	40	,	,	,
huygens-treatise-2329	937	41	at	at	IN
huygens-treatise-2329	937	42	right	right	JJ
huygens-treatise-2329	937	43	angles	angle	NNS
huygens-treatise-2329	937	44	,	,	,
huygens-treatise-2329	937	45	and	and	CC
huygens-treatise-2329	937	46	in	in	IN
huygens-treatise-2329	937	47	such	such	JJ
huygens-treatise-2329	937	48	wise	wise	JJ
huygens-treatise-2329	937	49	that	that	IN
huygens-treatise-2329	937	50	the	the	DT
huygens-treatise-2329	937	51	parts	part	NNS
huygens-treatise-2329	937	52	of	of	IN
huygens-treatise-2329	937	53	them	-PRON-	PRP
huygens-treatise-2329	937	54	intercepted	intercept	VBD
huygens-treatise-2329	937	55	between	between	IN
huygens-treatise-2329	937	56	two	two	CD
huygens-treatise-2329	937	57	such	such	JJ
huygens-treatise-2329	937	58	curves	curve	NNS
huygens-treatise-2329	937	59	will	will	MD
huygens-treatise-2329	937	60	all	all	DT
huygens-treatise-2329	937	61	be	be	VB
huygens-treatise-2329	937	62	equal	equal	JJ
huygens-treatise-2329	937	63	;	;	:
huygens-treatise-2329	937	64	for	for	IN
huygens-treatise-2329	937	65	this	this	DT
huygens-treatise-2329	937	66	follows	follow	VBZ
huygens-treatise-2329	937	67	from	from	IN
huygens-treatise-2329	937	68	what	what	WP
huygens-treatise-2329	937	69	has	have	VBZ
huygens-treatise-2329	937	70	been	be	VBN
huygens-treatise-2329	937	71	demonstrated	demonstrate	VBN
huygens-treatise-2329	937	72	in	in	IN
huygens-treatise-2329	937	73	our	-PRON-	PRP$
huygens-treatise-2329	937	74	treatise	treatise	NN
huygens-treatise-2329	937	75	_	_	NNP
huygens-treatise-2329	937	76	de	de	NNP
huygens-treatise-2329	937	77	Motu	Motu	NNP
huygens-treatise-2329	937	78	Pendulorum	Pendulorum	NNP
huygens-treatise-2329	937	79	_	_	NNP
huygens-treatise-2329	937	80	.	.	.
huygens-treatise-2329	938	1	Now	now	RB
huygens-treatise-2329	938	2	imagining	imagine	VBG
huygens-treatise-2329	938	3	the	the	DT
huygens-treatise-2329	938	4	incident	incident	NN
huygens-treatise-2329	938	5	rays	ray	NNS
huygens-treatise-2329	938	6	as	as	IN
huygens-treatise-2329	938	7	being	be	VBG
huygens-treatise-2329	938	8	infinitely	infinitely	RB
huygens-treatise-2329	938	9	near	near	RB
huygens-treatise-2329	938	10	to	to	IN
huygens-treatise-2329	938	11	one	one	CD
huygens-treatise-2329	938	12	another	another	DT
huygens-treatise-2329	938	13	,	,	,
huygens-treatise-2329	938	14	if	if	IN
huygens-treatise-2329	938	15	we	-PRON-	PRP
huygens-treatise-2329	938	16	consider	consider	VBP
huygens-treatise-2329	938	17	two	two	CD
huygens-treatise-2329	938	18	of	of	IN
huygens-treatise-2329	938	19	them	-PRON-	PRP
huygens-treatise-2329	938	20	,	,	,
huygens-treatise-2329	938	21	as	as	IN
huygens-treatise-2329	938	22	RG	RG	NNP
huygens-treatise-2329	938	23	,	,	,
huygens-treatise-2329	938	24	TF	TF	NNP
huygens-treatise-2329	938	25	,	,	,
huygens-treatise-2329	938	26	and	and	CC
huygens-treatise-2329	938	27	draw	draw	VB
huygens-treatise-2329	938	28	GQ	GQ	NNP
huygens-treatise-2329	938	29	perpendicular	perpendicular	JJ
huygens-treatise-2329	938	30	to	to	IN
huygens-treatise-2329	938	31	RG	RG	NNP
huygens-treatise-2329	938	32	,	,	,
huygens-treatise-2329	938	33	and	and	CC
huygens-treatise-2329	938	34	if	if	IN
huygens-treatise-2329	938	35	we	-PRON-	PRP
huygens-treatise-2329	938	36	suppose	suppose	VBP
huygens-treatise-2329	938	37	the	the	DT
huygens-treatise-2329	938	38	curve	curve	NN
huygens-treatise-2329	938	39	FS	fs	NN
huygens-treatise-2329	938	40	which	which	WDT
huygens-treatise-2329	938	41	intersects	intersect	VBZ
huygens-treatise-2329	938	42	GM	GM	NNP
huygens-treatise-2329	938	43	at	at	IN
huygens-treatise-2329	938	44	P	p	NN
huygens-treatise-2329	938	45	to	to	TO
huygens-treatise-2329	938	46	have	have	VB
huygens-treatise-2329	938	47	been	be	VBN
huygens-treatise-2329	938	48	described	describe	VBN
huygens-treatise-2329	938	49	by	by	IN
huygens-treatise-2329	938	50	evolution	evolution	NN
huygens-treatise-2329	938	51	from	from	IN
huygens-treatise-2329	938	52	the	the	DT
huygens-treatise-2329	938	53	curve	curve	NN
huygens-treatise-2329	938	54	NC	NC	NNP
huygens-treatise-2329	938	55	,	,	,
huygens-treatise-2329	938	56	beginning	begin	VBG
huygens-treatise-2329	938	57	at	at	IN
huygens-treatise-2329	938	58	F	F	NNP
huygens-treatise-2329	938	59	,	,	,
huygens-treatise-2329	938	60	as	as	RB
huygens-treatise-2329	938	61	far	far	RB
huygens-treatise-2329	938	62	as	as	IN
huygens-treatise-2329	938	63	which	which	WDT
huygens-treatise-2329	938	64	the	the	DT
huygens-treatise-2329	938	65	thread	thread	NN
huygens-treatise-2329	938	66	is	be	VBZ
huygens-treatise-2329	938	67	supposed	suppose	VBN
huygens-treatise-2329	938	68	to	to	TO
huygens-treatise-2329	938	69	extend	extend	VB
huygens-treatise-2329	938	70	,	,	,
huygens-treatise-2329	938	71	we	-PRON-	PRP
huygens-treatise-2329	938	72	may	may	MD
huygens-treatise-2329	938	73	assume	assume	VB
huygens-treatise-2329	938	74	the	the	DT
huygens-treatise-2329	938	75	small	small	JJ
huygens-treatise-2329	938	76	piece	piece	NN
huygens-treatise-2329	938	77	FP	FP	NNP
huygens-treatise-2329	938	78	as	as	IN
huygens-treatise-2329	938	79	a	a	DT
huygens-treatise-2329	938	80	straight	straight	JJ
huygens-treatise-2329	938	81	line	line	NN
huygens-treatise-2329	938	82	perpendicular	perpendicular	JJ
huygens-treatise-2329	938	83	to	to	IN
huygens-treatise-2329	938	84	the	the	DT
huygens-treatise-2329	938	85	ray	ray	NNP
huygens-treatise-2329	938	86	GM	GM	NNP
huygens-treatise-2329	938	87	,	,	,
huygens-treatise-2329	938	88	and	and	CC
huygens-treatise-2329	938	89	similarly	similarly	RB
huygens-treatise-2329	938	90	the	the	DT
huygens-treatise-2329	938	91	arc	arc	NN
huygens-treatise-2329	938	92	GF	GF	NNP
huygens-treatise-2329	938	93	as	as	IN
huygens-treatise-2329	938	94	a	a	DT
huygens-treatise-2329	938	95	straight	straight	JJ
huygens-treatise-2329	938	96	line	line	NN
huygens-treatise-2329	938	97	.	.	.
huygens-treatise-2329	939	1	But	but	CC
huygens-treatise-2329	939	2	GM	GM	NNP
huygens-treatise-2329	939	3	being	be	VBG
huygens-treatise-2329	939	4	the	the	DT
huygens-treatise-2329	939	5	refraction	refraction	NN
huygens-treatise-2329	939	6	of	of	IN
huygens-treatise-2329	939	7	the	the	DT
huygens-treatise-2329	939	8	ray	ray	NN
huygens-treatise-2329	939	9	RG	RG	NNP
huygens-treatise-2329	939	10	,	,	,
huygens-treatise-2329	939	11	and	and	CC
huygens-treatise-2329	939	12	FP	FP	NNP
huygens-treatise-2329	939	13	being	be	VBG
huygens-treatise-2329	939	14	perpendicular	perpendicular	JJ
huygens-treatise-2329	939	15	to	to	IN
huygens-treatise-2329	939	16	it	-PRON-	PRP
huygens-treatise-2329	939	17	,	,	,
huygens-treatise-2329	939	18	QF	QF	NNP
huygens-treatise-2329	939	19	must	must	MD
huygens-treatise-2329	939	20	be	be	VB
huygens-treatise-2329	939	21	to	to	IN
huygens-treatise-2329	939	22	GP	GP	NNP
huygens-treatise-2329	939	23	as	as	IN
huygens-treatise-2329	939	24	3	3	CD
huygens-treatise-2329	939	25	to	to	IN
huygens-treatise-2329	939	26	2	2	CD
huygens-treatise-2329	939	27	,	,	,
huygens-treatise-2329	939	28	that	that	DT
huygens-treatise-2329	939	29	is	be	VBZ
huygens-treatise-2329	939	30	to	to	TO
huygens-treatise-2329	939	31	say	say	VB
huygens-treatise-2329	939	32	in	in	IN
huygens-treatise-2329	939	33	the	the	DT
huygens-treatise-2329	939	34	proportion	proportion	NN
huygens-treatise-2329	939	35	of	of	IN
huygens-treatise-2329	939	36	the	the	DT
huygens-treatise-2329	939	37	refraction	refraction	NN
huygens-treatise-2329	939	38	;	;	:
huygens-treatise-2329	939	39	as	as	IN
huygens-treatise-2329	939	40	was	be	VBD
huygens-treatise-2329	939	41	shown	show	VBN
huygens-treatise-2329	939	42	above	above	RB
huygens-treatise-2329	939	43	in	in	IN
huygens-treatise-2329	939	44	explaining	explain	VBG
huygens-treatise-2329	939	45	the	the	DT
huygens-treatise-2329	939	46	discovery	discovery	NN
huygens-treatise-2329	939	47	of	of	IN
huygens-treatise-2329	939	48	Des	Des	NNP
huygens-treatise-2329	939	49	Cartes	Cartes	NNP
huygens-treatise-2329	939	50	.	.	.
huygens-treatise-2329	940	1	And	and	CC
huygens-treatise-2329	940	2	the	the	DT
huygens-treatise-2329	940	3	same	same	JJ
huygens-treatise-2329	940	4	thing	thing	NN
huygens-treatise-2329	940	5	occurs	occur	VBZ
huygens-treatise-2329	940	6	in	in	IN
huygens-treatise-2329	940	7	all	all	PDT
huygens-treatise-2329	940	8	the	the	DT
huygens-treatise-2329	940	9	small	small	JJ
huygens-treatise-2329	940	10	arcs	arcs	NN
huygens-treatise-2329	940	11	GH	GH	NNP
huygens-treatise-2329	940	12	,	,	,
huygens-treatise-2329	940	13	HA	HA	NNP
huygens-treatise-2329	940	14	,	,	,
huygens-treatise-2329	940	15	etc	etc	FW
huygens-treatise-2329	940	16	.	.	FW
huygens-treatise-2329	940	17	,	,	,
huygens-treatise-2329	940	18	namely	namely	RB
huygens-treatise-2329	940	19	that	that	IN
huygens-treatise-2329	940	20	in	in	IN
huygens-treatise-2329	940	21	the	the	DT
huygens-treatise-2329	940	22	quadrilaterals	quadrilateral	NNS
huygens-treatise-2329	940	23	which	which	WDT
huygens-treatise-2329	940	24	enclose	enclose	VBP
huygens-treatise-2329	940	25	them	-PRON-	PRP
huygens-treatise-2329	940	26	the	the	DT
huygens-treatise-2329	940	27	side	side	NN
huygens-treatise-2329	940	28	parallel	parallel	NN
huygens-treatise-2329	940	29	to	to	IN
huygens-treatise-2329	940	30	the	the	DT
huygens-treatise-2329	940	31	axis	axis	NN
huygens-treatise-2329	940	32	is	be	VBZ
huygens-treatise-2329	940	33	to	to	IN
huygens-treatise-2329	940	34	the	the	DT
huygens-treatise-2329	940	35	opposite	opposite	JJ
huygens-treatise-2329	940	36	side	side	NN
huygens-treatise-2329	940	37	as	as	IN
huygens-treatise-2329	940	38	3	3	CD
huygens-treatise-2329	940	39	to	to	IN
huygens-treatise-2329	940	40	2	2	CD
huygens-treatise-2329	940	41	.	.	.
huygens-treatise-2329	941	1	Then	then	RB
huygens-treatise-2329	941	2	also	also	RB
huygens-treatise-2329	941	3	as	as	IN
huygens-treatise-2329	941	4	3	3	CD
huygens-treatise-2329	941	5	to	to	IN
huygens-treatise-2329	941	6	2	2	CD
huygens-treatise-2329	941	7	will	will	MD
huygens-treatise-2329	941	8	the	the	DT
huygens-treatise-2329	941	9	sum	sum	NN
huygens-treatise-2329	941	10	of	of	IN
huygens-treatise-2329	941	11	the	the	DT
huygens-treatise-2329	941	12	one	one	CD
huygens-treatise-2329	941	13	set	set	NN
huygens-treatise-2329	941	14	be	be	VB
huygens-treatise-2329	941	15	to	to	IN
huygens-treatise-2329	941	16	the	the	DT
huygens-treatise-2329	941	17	sum	sum	NN
huygens-treatise-2329	941	18	of	of	IN
huygens-treatise-2329	941	19	the	the	DT
huygens-treatise-2329	941	20	other	other	JJ
huygens-treatise-2329	941	21	;	;	:
huygens-treatise-2329	941	22	that	that	DT
huygens-treatise-2329	941	23	is	be	VBZ
huygens-treatise-2329	941	24	to	to	TO
huygens-treatise-2329	941	25	say	say	VB
huygens-treatise-2329	941	26	,	,	,
huygens-treatise-2329	941	27	TF	TF	NNP
huygens-treatise-2329	941	28	to	to	IN
huygens-treatise-2329	941	29	AS	AS	NNP
huygens-treatise-2329	941	30	,	,	,
huygens-treatise-2329	941	31	and	and	CC
huygens-treatise-2329	941	32	DE	DE	NNP
huygens-treatise-2329	941	33	to	to	IN
huygens-treatise-2329	941	34	AK	AK	NNP
huygens-treatise-2329	941	35	,	,	,
huygens-treatise-2329	941	36	and	and	CC
huygens-treatise-2329	941	37	BE	be	VB
huygens-treatise-2329	941	38	to	to	TO
huygens-treatise-2329	941	39	SK	SK	NNP
huygens-treatise-2329	941	40	or	or	CC
huygens-treatise-2329	941	41	DV	DV	NNP
huygens-treatise-2329	941	42	,	,	,
huygens-treatise-2329	941	43	supposing	suppose	VBG
huygens-treatise-2329	941	44	V	v	NN
huygens-treatise-2329	941	45	to	to	TO
huygens-treatise-2329	941	46	be	be	VB
huygens-treatise-2329	941	47	the	the	DT
huygens-treatise-2329	941	48	intersection	intersection	NN
huygens-treatise-2329	941	49	of	of	IN
huygens-treatise-2329	941	50	the	the	DT
huygens-treatise-2329	941	51	curve	curve	NN
huygens-treatise-2329	941	52	EK	EK	NNP
huygens-treatise-2329	941	53	and	and	CC
huygens-treatise-2329	941	54	the	the	DT
huygens-treatise-2329	941	55	ray	ray	NN
huygens-treatise-2329	941	56	FO	FO	NNP
huygens-treatise-2329	941	57	.	.	.
huygens-treatise-2329	942	1	But	but	CC
huygens-treatise-2329	942	2	,	,	,
huygens-treatise-2329	942	3	making	make	VBG
huygens-treatise-2329	942	4	FB	FB	NNP
huygens-treatise-2329	942	5	perpendicular	perpendicular	NN
huygens-treatise-2329	942	6	to	to	IN
huygens-treatise-2329	942	7	DE	DE	NNP
huygens-treatise-2329	942	8	,	,	,
huygens-treatise-2329	942	9	the	the	DT
huygens-treatise-2329	942	10	ratio	ratio	NN
huygens-treatise-2329	942	11	of	of	IN
huygens-treatise-2329	942	12	3	3	CD
huygens-treatise-2329	942	13	to	to	IN
huygens-treatise-2329	942	14	2	2	CD
huygens-treatise-2329	942	15	is	be	VBZ
huygens-treatise-2329	942	16	also	also	RB
huygens-treatise-2329	942	17	that	that	DT
huygens-treatise-2329	942	18	of	of	IN
huygens-treatise-2329	942	19	BE	be	NN
huygens-treatise-2329	942	20	to	to	IN
huygens-treatise-2329	942	21	the	the	DT
huygens-treatise-2329	942	22	semi	semi	JJ
huygens-treatise-2329	942	23	-	-	NN
huygens-treatise-2329	942	24	diameter	diameter	NN
huygens-treatise-2329	942	25	of	of	IN
huygens-treatise-2329	942	26	the	the	DT
huygens-treatise-2329	942	27	spherical	spherical	JJ
huygens-treatise-2329	942	28	wave	wave	NN
huygens-treatise-2329	942	29	which	which	WDT
huygens-treatise-2329	942	30	emanated	emanate	VBD
huygens-treatise-2329	942	31	from	from	IN
huygens-treatise-2329	942	32	the	the	DT
huygens-treatise-2329	942	33	point	point	NN
huygens-treatise-2329	942	34	F	f	NN
huygens-treatise-2329	942	35	while	while	IN
huygens-treatise-2329	942	36	the	the	DT
huygens-treatise-2329	942	37	light	light	NN
huygens-treatise-2329	942	38	outside	outside	IN
huygens-treatise-2329	942	39	the	the	DT
huygens-treatise-2329	942	40	transparent	transparent	JJ
huygens-treatise-2329	942	41	body	body	NN
huygens-treatise-2329	942	42	traversed	traverse	VBD
huygens-treatise-2329	942	43	the	the	DT
huygens-treatise-2329	942	44	space	space	NN
huygens-treatise-2329	942	45	BE	be	NN
huygens-treatise-2329	942	46	.	.	.
huygens-treatise-2329	943	1	Then	then	RB
huygens-treatise-2329	943	2	it	-PRON-	PRP
huygens-treatise-2329	943	3	appears	appear	VBZ
huygens-treatise-2329	943	4	that	that	IN
huygens-treatise-2329	943	5	this	this	DT
huygens-treatise-2329	943	6	wave	wave	NN
huygens-treatise-2329	943	7	will	will	MD
huygens-treatise-2329	943	8	intersect	intersect	VB
huygens-treatise-2329	943	9	the	the	DT
huygens-treatise-2329	943	10	ray	ray	NN
huygens-treatise-2329	943	11	FM	FM	NNP
huygens-treatise-2329	943	12	at	at	IN
huygens-treatise-2329	943	13	the	the	DT
huygens-treatise-2329	943	14	same	same	JJ
huygens-treatise-2329	943	15	point	point	NN
huygens-treatise-2329	943	16	V	v	NN
huygens-treatise-2329	943	17	where	where	WRB
huygens-treatise-2329	943	18	it	-PRON-	PRP
huygens-treatise-2329	943	19	is	be	VBZ
huygens-treatise-2329	943	20	intersected	intersect	VBN
huygens-treatise-2329	943	21	at	at	IN
huygens-treatise-2329	943	22	right	right	JJ
huygens-treatise-2329	943	23	angles	angle	NNS
huygens-treatise-2329	943	24	by	by	IN
huygens-treatise-2329	943	25	the	the	DT
huygens-treatise-2329	943	26	curve	curve	NN
huygens-treatise-2329	943	27	EK	EK	NNP
huygens-treatise-2329	943	28	,	,	,
huygens-treatise-2329	943	29	and	and	CC
huygens-treatise-2329	943	30	consequently	consequently	RB
huygens-treatise-2329	943	31	that	that	IN
huygens-treatise-2329	943	32	the	the	DT
huygens-treatise-2329	943	33	wave	wave	NN
huygens-treatise-2329	943	34	will	will	MD
huygens-treatise-2329	943	35	touch	touch	VB
huygens-treatise-2329	943	36	this	this	DT
huygens-treatise-2329	943	37	curve	curve	NN
huygens-treatise-2329	943	38	.	.	.
huygens-treatise-2329	944	1	In	in	IN
huygens-treatise-2329	944	2	the	the	DT
huygens-treatise-2329	944	3	same	same	JJ
huygens-treatise-2329	944	4	way	way	NN
huygens-treatise-2329	944	5	it	-PRON-	PRP
huygens-treatise-2329	944	6	can	can	MD
huygens-treatise-2329	944	7	be	be	VB
huygens-treatise-2329	944	8	proved	prove	VBN
huygens-treatise-2329	944	9	that	that	IN
huygens-treatise-2329	944	10	the	the	DT
huygens-treatise-2329	944	11	same	same	JJ
huygens-treatise-2329	944	12	will	will	MD
huygens-treatise-2329	944	13	apply	apply	VB
huygens-treatise-2329	944	14	to	to	IN
huygens-treatise-2329	944	15	all	all	PDT
huygens-treatise-2329	944	16	the	the	DT
huygens-treatise-2329	944	17	other	other	JJ
huygens-treatise-2329	944	18	waves	wave	NNS
huygens-treatise-2329	944	19	above	above	IN
huygens-treatise-2329	944	20	mentioned	mention	VBD
huygens-treatise-2329	944	21	,	,	,
huygens-treatise-2329	944	22	originating	originate	VBG
huygens-treatise-2329	944	23	at	at	IN
huygens-treatise-2329	944	24	the	the	DT
huygens-treatise-2329	944	25	points	point	NNS
huygens-treatise-2329	944	26	G	G	NNP
huygens-treatise-2329	944	27	,	,	,
huygens-treatise-2329	944	28	H	h	NN
huygens-treatise-2329	944	29	,	,	,
huygens-treatise-2329	944	30	etc	etc	FW
huygens-treatise-2329	944	31	.	.	.
huygens-treatise-2329	945	1	;	;	:
huygens-treatise-2329	945	2	to	to	IN
huygens-treatise-2329	945	3	wit	wit	NN
huygens-treatise-2329	945	4	,	,	,
huygens-treatise-2329	945	5	that	that	IN
huygens-treatise-2329	945	6	they	-PRON-	PRP
huygens-treatise-2329	945	7	will	will	MD
huygens-treatise-2329	945	8	touch	touch	VB
huygens-treatise-2329	945	9	the	the	DT
huygens-treatise-2329	945	10	curve	curve	NN
huygens-treatise-2329	945	11	EK	EK	NNP
huygens-treatise-2329	945	12	at	at	IN
huygens-treatise-2329	945	13	the	the	DT
huygens-treatise-2329	945	14	moment	moment	NN
huygens-treatise-2329	945	15	when	when	WRB
huygens-treatise-2329	945	16	the	the	DT
huygens-treatise-2329	945	17	piece	piece	NN
huygens-treatise-2329	945	18	D	d	NN
huygens-treatise-2329	945	19	of	of	IN
huygens-treatise-2329	945	20	the	the	DT
huygens-treatise-2329	945	21	wave	wave	NN
huygens-treatise-2329	945	22	ED	ED	NNP
huygens-treatise-2329	945	23	shall	shall	MD
huygens-treatise-2329	945	24	have	have	VB
huygens-treatise-2329	945	25	reached	reach	VBN
huygens-treatise-2329	945	26	E.	E.	NNP
huygens-treatise-2329	945	27	Now	now	RB
huygens-treatise-2329	945	28	to	to	TO
huygens-treatise-2329	945	29	say	say	VB
huygens-treatise-2329	945	30	what	what	WP
huygens-treatise-2329	945	31	these	these	DT
huygens-treatise-2329	945	32	waves	wave	NNS
huygens-treatise-2329	945	33	become	become	VBP
huygens-treatise-2329	945	34	after	after	IN
huygens-treatise-2329	945	35	the	the	DT
huygens-treatise-2329	945	36	rays	ray	NNS
huygens-treatise-2329	945	37	have	have	VBP
huygens-treatise-2329	945	38	begun	begin	VBN
huygens-treatise-2329	945	39	to	to	TO
huygens-treatise-2329	945	40	cross	cross	VB
huygens-treatise-2329	945	41	one	one	CD
huygens-treatise-2329	945	42	another	another	DT
huygens-treatise-2329	945	43	:	:	:
huygens-treatise-2329	945	44	it	-PRON-	PRP
huygens-treatise-2329	945	45	is	be	VBZ
huygens-treatise-2329	945	46	that	that	IN
huygens-treatise-2329	945	47	from	from	IN
huygens-treatise-2329	945	48	thence	thence	NN
huygens-treatise-2329	945	49	they	-PRON-	PRP
huygens-treatise-2329	945	50	fold	fold	VBP
huygens-treatise-2329	945	51	back	back	RB
huygens-treatise-2329	945	52	and	and	CC
huygens-treatise-2329	945	53	are	be	VBP
huygens-treatise-2329	945	54	composed	compose	VBN
huygens-treatise-2329	945	55	of	of	IN
huygens-treatise-2329	945	56	two	two	CD
huygens-treatise-2329	945	57	contiguous	contiguous	JJ
huygens-treatise-2329	945	58	parts	part	NNS
huygens-treatise-2329	945	59	,	,	,
huygens-treatise-2329	945	60	one	one	CD
huygens-treatise-2329	945	61	being	be	VBG
huygens-treatise-2329	945	62	a	a	DT
huygens-treatise-2329	945	63	curve	curve	NN
huygens-treatise-2329	945	64	formed	form	VBN
huygens-treatise-2329	945	65	as	as	IN
huygens-treatise-2329	945	66	evolute	evolute	NN
huygens-treatise-2329	945	67	of	of	IN
huygens-treatise-2329	945	68	the	the	DT
huygens-treatise-2329	945	69	curve	curve	NN
huygens-treatise-2329	945	70	ENC	ENC	NNP
huygens-treatise-2329	945	71	in	in	IN
huygens-treatise-2329	945	72	one	one	CD
huygens-treatise-2329	945	73	sense	sense	NN
huygens-treatise-2329	945	74	,	,	,
huygens-treatise-2329	945	75	and	and	CC
huygens-treatise-2329	945	76	the	the	DT
huygens-treatise-2329	945	77	other	other	JJ
huygens-treatise-2329	945	78	as	as	IN
huygens-treatise-2329	945	79	evolute	evolute	NN
huygens-treatise-2329	945	80	of	of	IN
huygens-treatise-2329	945	81	the	the	DT
huygens-treatise-2329	945	82	same	same	JJ
huygens-treatise-2329	945	83	curve	curve	NN
huygens-treatise-2329	945	84	in	in	IN
huygens-treatise-2329	945	85	the	the	DT
huygens-treatise-2329	945	86	opposite	opposite	JJ
huygens-treatise-2329	945	87	sense	sense	NN
huygens-treatise-2329	945	88	.	.	.
huygens-treatise-2329	946	1	Thus	thus	RB
huygens-treatise-2329	946	2	the	the	DT
huygens-treatise-2329	946	3	wave	wave	NN
huygens-treatise-2329	946	4	KE	KE	NNP
huygens-treatise-2329	946	5	,	,	,
huygens-treatise-2329	946	6	while	while	IN
huygens-treatise-2329	946	7	advancing	advance	VBG
huygens-treatise-2329	946	8	toward	toward	IN
huygens-treatise-2329	946	9	the	the	DT
huygens-treatise-2329	946	10	meeting	meeting	NN
huygens-treatise-2329	946	11	place	place	NN
huygens-treatise-2329	946	12	becomes	become	VBZ
huygens-treatise-2329	946	13	_	_	NNP
huygens-treatise-2329	946	14	abc	abc	NNP
huygens-treatise-2329	946	15	_	_	NNP
huygens-treatise-2329	946	16	,	,	,
huygens-treatise-2329	946	17	whereof	whereof	IN
huygens-treatise-2329	946	18	the	the	DT
huygens-treatise-2329	946	19	part	part	NN
huygens-treatise-2329	946	20	_	_	NNP
huygens-treatise-2329	946	21	ab	ab	NNP
huygens-treatise-2329	946	22	_	_	NNP
huygens-treatise-2329	946	23	is	be	VBZ
huygens-treatise-2329	946	24	made	make	VBN
huygens-treatise-2329	946	25	by	by	IN
huygens-treatise-2329	946	26	the	the	DT
huygens-treatise-2329	946	27	evolute	evolute	NN
huygens-treatise-2329	946	28	_	_	NNP
huygens-treatise-2329	946	29	b_C	b_c	RB
huygens-treatise-2329	946	30	,	,	,
huygens-treatise-2329	946	31	a	a	DT
huygens-treatise-2329	946	32	portion	portion	NN
huygens-treatise-2329	946	33	of	of	IN
huygens-treatise-2329	946	34	the	the	DT
huygens-treatise-2329	946	35	curve	curve	NN
huygens-treatise-2329	946	36	ENC	ENC	NNP
huygens-treatise-2329	946	37	,	,	,
huygens-treatise-2329	946	38	while	while	IN
huygens-treatise-2329	946	39	the	the	DT
huygens-treatise-2329	946	40	end	end	NN
huygens-treatise-2329	946	41	C	C	NNP
huygens-treatise-2329	946	42	remains	remain	VBZ
huygens-treatise-2329	946	43	attached	attached	JJ
huygens-treatise-2329	946	44	;	;	:
huygens-treatise-2329	946	45	and	and	CC
huygens-treatise-2329	946	46	the	the	DT
huygens-treatise-2329	946	47	part	part	NN
huygens-treatise-2329	946	48	_	_	NNP
huygens-treatise-2329	946	49	bc	bc	NNP
huygens-treatise-2329	946	50	_	_	NNP
huygens-treatise-2329	946	51	by	by	IN
huygens-treatise-2329	946	52	the	the	DT
huygens-treatise-2329	946	53	evolute	evolute	NN
huygens-treatise-2329	946	54	of	of	IN
huygens-treatise-2329	946	55	the	the	DT
huygens-treatise-2329	946	56	portion	portion	NN
huygens-treatise-2329	946	57	_	_	NNP
huygens-treatise-2329	946	58	b_E	b_e	NN
huygens-treatise-2329	946	59	while	while	IN
huygens-treatise-2329	946	60	the	the	DT
huygens-treatise-2329	946	61	end	end	NN
huygens-treatise-2329	946	62	E	e	NN
huygens-treatise-2329	946	63	remains	remain	VBZ
huygens-treatise-2329	946	64	attached	attach	VBN
huygens-treatise-2329	946	65	.	.	.
huygens-treatise-2329	947	1	Consequently	consequently	RB
huygens-treatise-2329	947	2	the	the	DT
huygens-treatise-2329	947	3	same	same	JJ
huygens-treatise-2329	947	4	wave	wave	NN
huygens-treatise-2329	947	5	becomes	become	VBZ
huygens-treatise-2329	947	6	_	_	NNP
huygens-treatise-2329	947	7	def	def	NNP
huygens-treatise-2329	947	8	_	_	NNP
huygens-treatise-2329	947	9	,	,	,
huygens-treatise-2329	947	10	then	then	RB
huygens-treatise-2329	947	11	_	_	NNP
huygens-treatise-2329	947	12	ghk	ghk	NNP
huygens-treatise-2329	947	13	_	_	NNP
huygens-treatise-2329	947	14	,	,	,
huygens-treatise-2329	947	15	and	and	CC
huygens-treatise-2329	947	16	finally	finally	RB
huygens-treatise-2329	947	17	CY	CY	NNP
huygens-treatise-2329	947	18	,	,	,
huygens-treatise-2329	947	19	from	from	IN
huygens-treatise-2329	947	20	whence	whence	NN
huygens-treatise-2329	947	21	it	-PRON-	PRP
huygens-treatise-2329	947	22	subsequently	subsequently	RB
huygens-treatise-2329	947	23	spreads	spread	VBZ
huygens-treatise-2329	947	24	without	without	IN
huygens-treatise-2329	947	25	any	any	DT
huygens-treatise-2329	947	26	fold	fold	NN
huygens-treatise-2329	947	27	,	,	,
huygens-treatise-2329	947	28	but	but	CC
huygens-treatise-2329	947	29	always	always	RB
huygens-treatise-2329	947	30	along	along	IN
huygens-treatise-2329	947	31	curved	curved	JJ
huygens-treatise-2329	947	32	lines	line	NNS
huygens-treatise-2329	947	33	which	which	WDT
huygens-treatise-2329	947	34	are	be	VBP
huygens-treatise-2329	947	35	evolutes	evolute	NNS
huygens-treatise-2329	947	36	of	of	IN
huygens-treatise-2329	947	37	the	the	DT
huygens-treatise-2329	947	38	curve	curve	NN
huygens-treatise-2329	947	39	ENC	ENC	NNP
huygens-treatise-2329	947	40	,	,	,
huygens-treatise-2329	947	41	increased	increase	VBN
huygens-treatise-2329	947	42	by	by	IN
huygens-treatise-2329	947	43	some	some	DT
huygens-treatise-2329	947	44	straight	straight	JJ
huygens-treatise-2329	947	45	line	line	NN
huygens-treatise-2329	947	46	at	at	IN
huygens-treatise-2329	947	47	the	the	DT
huygens-treatise-2329	947	48	end	end	NN
huygens-treatise-2329	947	49	C.	C.	NNP
huygens-treatise-2329	947	50	There	there	EX
huygens-treatise-2329	947	51	is	be	VBZ
huygens-treatise-2329	947	52	even	even	RB
huygens-treatise-2329	947	53	,	,	,
huygens-treatise-2329	947	54	in	in	IN
huygens-treatise-2329	947	55	this	this	DT
huygens-treatise-2329	947	56	curve	curve	NN
huygens-treatise-2329	947	57	,	,	,
huygens-treatise-2329	947	58	a	a	DT
huygens-treatise-2329	947	59	part	part	NN
huygens-treatise-2329	947	60	EN	en	NN
huygens-treatise-2329	947	61	which	which	WDT
huygens-treatise-2329	947	62	is	be	VBZ
huygens-treatise-2329	947	63	straight	straight	JJ
huygens-treatise-2329	947	64	,	,	,
huygens-treatise-2329	947	65	N	n	CC
huygens-treatise-2329	947	66	being	be	VBG
huygens-treatise-2329	947	67	the	the	DT
huygens-treatise-2329	947	68	point	point	NN
huygens-treatise-2329	947	69	where	where	WRB
huygens-treatise-2329	947	70	the	the	DT
huygens-treatise-2329	947	71	perpendicular	perpendicular	JJ
huygens-treatise-2329	947	72	from	from	IN
huygens-treatise-2329	947	73	the	the	DT
huygens-treatise-2329	947	74	centre	centre	NN
huygens-treatise-2329	947	75	X	x	NN
huygens-treatise-2329	947	76	of	of	IN
huygens-treatise-2329	947	77	the	the	DT
huygens-treatise-2329	947	78	sphere	sphere	NN
huygens-treatise-2329	947	79	falls	fall	VBZ
huygens-treatise-2329	947	80	upon	upon	IN
huygens-treatise-2329	947	81	the	the	DT
huygens-treatise-2329	947	82	refraction	refraction	NN
huygens-treatise-2329	947	83	of	of	IN
huygens-treatise-2329	947	84	the	the	DT
huygens-treatise-2329	947	85	ray	ray	NN
huygens-treatise-2329	947	86	DE	DE	NNP
huygens-treatise-2329	947	87	,	,	,
huygens-treatise-2329	947	88	which	which	WDT
huygens-treatise-2329	947	89	I	-PRON-	PRP
huygens-treatise-2329	947	90	now	now	RB
huygens-treatise-2329	947	91	suppose	suppose	VBP
huygens-treatise-2329	947	92	to	to	TO
huygens-treatise-2329	947	93	touch	touch	VB
huygens-treatise-2329	947	94	the	the	DT
huygens-treatise-2329	947	95	sphere	sphere	NN
huygens-treatise-2329	947	96	.	.	.
huygens-treatise-2329	948	1	The	the	DT
huygens-treatise-2329	948	2	folding	folding	NN
huygens-treatise-2329	948	3	of	of	IN
huygens-treatise-2329	948	4	the	the	DT
huygens-treatise-2329	948	5	waves	wave	NNS
huygens-treatise-2329	948	6	of	of	IN
huygens-treatise-2329	948	7	light	light	NN
huygens-treatise-2329	948	8	begins	begin	VBZ
huygens-treatise-2329	948	9	from	from	IN
huygens-treatise-2329	948	10	the	the	DT
huygens-treatise-2329	948	11	point	point	NN
huygens-treatise-2329	948	12	N	n	NN
huygens-treatise-2329	948	13	up	up	IN
huygens-treatise-2329	948	14	to	to	IN
huygens-treatise-2329	948	15	the	the	DT
huygens-treatise-2329	948	16	end	end	NN
huygens-treatise-2329	948	17	of	of	IN
huygens-treatise-2329	948	18	the	the	DT
huygens-treatise-2329	948	19	curve	curve	NN
huygens-treatise-2329	948	20	C	c	NN
huygens-treatise-2329	948	21	,	,	,
huygens-treatise-2329	948	22	which	which	WDT
huygens-treatise-2329	948	23	point	point	NN
huygens-treatise-2329	948	24	is	be	VBZ
huygens-treatise-2329	948	25	formed	form	VBN
huygens-treatise-2329	948	26	by	by	IN
huygens-treatise-2329	948	27	taking	take	VBG
huygens-treatise-2329	948	28	AC	AC	NNP
huygens-treatise-2329	948	29	to	to	IN
huygens-treatise-2329	948	30	CX	CX	NNP
huygens-treatise-2329	948	31	in	in	IN
huygens-treatise-2329	948	32	the	the	DT
huygens-treatise-2329	948	33	proportion	proportion	NN
huygens-treatise-2329	948	34	of	of	IN
huygens-treatise-2329	948	35	the	the	DT
huygens-treatise-2329	948	36	refraction	refraction	NN
huygens-treatise-2329	948	37	,	,	,
huygens-treatise-2329	948	38	as	as	IN
huygens-treatise-2329	948	39	here	here	RB
huygens-treatise-2329	948	40	3	3	CD
huygens-treatise-2329	948	41	to	to	IN
huygens-treatise-2329	948	42	2	2	CD
huygens-treatise-2329	948	43	.	.	.
huygens-treatise-2329	949	1	As	as	IN
huygens-treatise-2329	949	2	many	many	JJ
huygens-treatise-2329	949	3	other	other	JJ
huygens-treatise-2329	949	4	points	point	NNS
huygens-treatise-2329	949	5	as	as	IN
huygens-treatise-2329	949	6	may	may	MD
huygens-treatise-2329	949	7	be	be	VB
huygens-treatise-2329	949	8	desired	desire	VBN
huygens-treatise-2329	949	9	in	in	IN
huygens-treatise-2329	949	10	the	the	DT
huygens-treatise-2329	949	11	curve	curve	NN
huygens-treatise-2329	949	12	NC	NC	NNP
huygens-treatise-2329	949	13	are	be	VBP
huygens-treatise-2329	949	14	found	find	VBN
huygens-treatise-2329	949	15	by	by	IN
huygens-treatise-2329	949	16	a	a	DT
huygens-treatise-2329	949	17	Theorem	theorem	NN
huygens-treatise-2329	949	18	which	which	WDT
huygens-treatise-2329	949	19	Mr.	Mr.	NNP
huygens-treatise-2329	949	20	Barrow	Barrow	NNP
huygens-treatise-2329	949	21	has	have	VBZ
huygens-treatise-2329	949	22	demonstrated	demonstrate	VBN
huygens-treatise-2329	949	23	in	in	IN
huygens-treatise-2329	949	24	section	section	NN
huygens-treatise-2329	949	25	12	12	CD
huygens-treatise-2329	949	26	of	of	IN
huygens-treatise-2329	949	27	his	-PRON-	PRP$
huygens-treatise-2329	949	28	_	_	NNP
huygens-treatise-2329	949	29	Lectiones	Lectiones	NNP
huygens-treatise-2329	949	30	Opticae	Opticae	NNP
huygens-treatise-2329	949	31	_	_	NNP
huygens-treatise-2329	949	32	,	,	,
huygens-treatise-2329	949	33	though	though	IN
huygens-treatise-2329	949	34	for	for	IN
huygens-treatise-2329	949	35	another	another	DT
huygens-treatise-2329	949	36	purpose	purpose	NN
huygens-treatise-2329	949	37	.	.	.
huygens-treatise-2329	950	1	And	and	CC
huygens-treatise-2329	950	2	it	-PRON-	PRP
huygens-treatise-2329	950	3	is	be	VBZ
huygens-treatise-2329	950	4	to	to	TO
huygens-treatise-2329	950	5	be	be	VB
huygens-treatise-2329	950	6	noted	note	VBN
huygens-treatise-2329	950	7	that	that	IN
huygens-treatise-2329	950	8	a	a	DT
huygens-treatise-2329	950	9	straight	straight	JJ
huygens-treatise-2329	950	10	line	line	NN
huygens-treatise-2329	950	11	equal	equal	JJ
huygens-treatise-2329	950	12	in	in	IN
huygens-treatise-2329	950	13	length	length	NN
huygens-treatise-2329	950	14	to	to	IN
huygens-treatise-2329	950	15	this	this	DT
huygens-treatise-2329	950	16	curve	curve	NN
huygens-treatise-2329	950	17	can	can	MD
huygens-treatise-2329	950	18	be	be	VB
huygens-treatise-2329	950	19	given	give	VBN
huygens-treatise-2329	950	20	.	.	.
huygens-treatise-2329	951	1	For	for	IN
huygens-treatise-2329	951	2	since	since	IN
huygens-treatise-2329	951	3	it	-PRON-	PRP
huygens-treatise-2329	951	4	together	together	RB
huygens-treatise-2329	951	5	with	with	IN
huygens-treatise-2329	951	6	the	the	DT
huygens-treatise-2329	951	7	line	line	NN
huygens-treatise-2329	951	8	NE	NE	NNP
huygens-treatise-2329	951	9	is	be	VBZ
huygens-treatise-2329	951	10	equal	equal	JJ
huygens-treatise-2329	951	11	to	to	IN
huygens-treatise-2329	951	12	the	the	DT
huygens-treatise-2329	951	13	line	line	NN
huygens-treatise-2329	951	14	CK	CK	NNP
huygens-treatise-2329	951	15	,	,	,
huygens-treatise-2329	951	16	which	which	WDT
huygens-treatise-2329	951	17	is	be	VBZ
huygens-treatise-2329	951	18	known	know	VBN
huygens-treatise-2329	951	19	,	,	,
huygens-treatise-2329	951	20	since	since	IN
huygens-treatise-2329	951	21	DE	DE	NNP
huygens-treatise-2329	951	22	is	be	VBZ
huygens-treatise-2329	951	23	to	to	IN
huygens-treatise-2329	951	24	AK	AK	NNP
huygens-treatise-2329	951	25	in	in	IN
huygens-treatise-2329	951	26	the	the	DT
huygens-treatise-2329	951	27	proportion	proportion	NN
huygens-treatise-2329	951	28	of	of	IN
huygens-treatise-2329	951	29	the	the	DT
huygens-treatise-2329	951	30	refraction	refraction	NN
huygens-treatise-2329	951	31	,	,	,
huygens-treatise-2329	951	32	it	-PRON-	PRP
huygens-treatise-2329	951	33	appears	appear	VBZ
huygens-treatise-2329	951	34	that	that	IN
huygens-treatise-2329	951	35	by	by	IN
huygens-treatise-2329	951	36	deducting	deduct	VBG
huygens-treatise-2329	951	37	EN	EN	NNP
huygens-treatise-2329	951	38	from	from	IN
huygens-treatise-2329	951	39	CK	CK	NNP
huygens-treatise-2329	951	40	the	the	DT
huygens-treatise-2329	951	41	remainder	remainder	NN
huygens-treatise-2329	951	42	will	will	MD
huygens-treatise-2329	951	43	be	be	VB
huygens-treatise-2329	951	44	equal	equal	JJ
huygens-treatise-2329	951	45	to	to	IN
huygens-treatise-2329	951	46	the	the	DT
huygens-treatise-2329	951	47	curve	curve	NN
huygens-treatise-2329	951	48	NC	NC	NNP
huygens-treatise-2329	951	49	.	.	.
huygens-treatise-2329	952	1	Similarly	similarly	RB
huygens-treatise-2329	952	2	the	the	DT
huygens-treatise-2329	952	3	waves	wave	NNS
huygens-treatise-2329	952	4	that	that	WDT
huygens-treatise-2329	952	5	are	be	VBP
huygens-treatise-2329	952	6	folded	fold	VBN
huygens-treatise-2329	952	7	back	back	RB
huygens-treatise-2329	952	8	in	in	IN
huygens-treatise-2329	952	9	reflexion	reflexion	NN
huygens-treatise-2329	952	10	by	by	IN
huygens-treatise-2329	952	11	a	a	DT
huygens-treatise-2329	952	12	concave	concave	NNP
huygens-treatise-2329	952	13	spherical	spherical	JJ
huygens-treatise-2329	952	14	mirror	mirror	NN
huygens-treatise-2329	952	15	can	can	MD
huygens-treatise-2329	952	16	be	be	VB
huygens-treatise-2329	952	17	found	find	VBN
huygens-treatise-2329	952	18	.	.	.
huygens-treatise-2329	953	1	Let	let	VB
huygens-treatise-2329	953	2	ABC	ABC	NNP
huygens-treatise-2329	953	3	be	be	VB
huygens-treatise-2329	953	4	the	the	DT
huygens-treatise-2329	953	5	section	section	NN
huygens-treatise-2329	953	6	,	,	,
huygens-treatise-2329	953	7	through	through	IN
huygens-treatise-2329	953	8	the	the	DT
huygens-treatise-2329	953	9	axis	axis	NN
huygens-treatise-2329	953	10	,	,	,
huygens-treatise-2329	953	11	of	of	IN
huygens-treatise-2329	953	12	a	a	DT
huygens-treatise-2329	953	13	hollow	hollow	JJ
huygens-treatise-2329	953	14	hemisphere	hemisphere	NN
huygens-treatise-2329	953	15	,	,	,
huygens-treatise-2329	953	16	the	the	DT
huygens-treatise-2329	953	17	centre	centre	NN
huygens-treatise-2329	953	18	of	of	IN
huygens-treatise-2329	953	19	which	which	WDT
huygens-treatise-2329	953	20	is	be	VBZ
huygens-treatise-2329	953	21	D	d	NN
huygens-treatise-2329	953	22	,	,	,
huygens-treatise-2329	953	23	its	-PRON-	PRP$
huygens-treatise-2329	953	24	axis	axi	NNS
huygens-treatise-2329	953	25	being	be	VBG
huygens-treatise-2329	953	26	DB	db	NN
huygens-treatise-2329	953	27	,	,	,
huygens-treatise-2329	953	28	parallel	parallel	JJ
huygens-treatise-2329	953	29	to	to	IN
huygens-treatise-2329	953	30	which	which	WDT
huygens-treatise-2329	953	31	I	-PRON-	PRP
huygens-treatise-2329	953	32	suppose	suppose	VBP
huygens-treatise-2329	953	33	the	the	DT
huygens-treatise-2329	953	34	rays	ray	NNS
huygens-treatise-2329	953	35	of	of	IN
huygens-treatise-2329	953	36	light	light	NN
huygens-treatise-2329	953	37	to	to	TO
huygens-treatise-2329	953	38	come	come	VB
huygens-treatise-2329	953	39	.	.	.
huygens-treatise-2329	954	1	All	all	PDT
huygens-treatise-2329	954	2	the	the	DT
huygens-treatise-2329	954	3	reflexions	reflexion	NNS
huygens-treatise-2329	954	4	of	of	IN
huygens-treatise-2329	954	5	those	those	DT
huygens-treatise-2329	954	6	rays	ray	NNS
huygens-treatise-2329	954	7	which	which	WDT
huygens-treatise-2329	954	8	fall	fall	VBP
huygens-treatise-2329	954	9	upon	upon	IN
huygens-treatise-2329	954	10	the	the	DT
huygens-treatise-2329	954	11	quarter	quarter	NN
huygens-treatise-2329	954	12	-	-	HYPH
huygens-treatise-2329	954	13	circle	circle	NN
huygens-treatise-2329	954	14	AB	AB	NNP
huygens-treatise-2329	954	15	will	will	MD
huygens-treatise-2329	954	16	touch	touch	VB
huygens-treatise-2329	954	17	a	a	DT
huygens-treatise-2329	954	18	curved	curved	JJ
huygens-treatise-2329	954	19	line	line	NN
huygens-treatise-2329	954	20	AFE	AFE	NNP
huygens-treatise-2329	954	21	,	,	,
huygens-treatise-2329	954	22	of	of	IN
huygens-treatise-2329	954	23	which	which	WDT
huygens-treatise-2329	954	24	line	line	NN
huygens-treatise-2329	954	25	the	the	DT
huygens-treatise-2329	954	26	end	end	NN
huygens-treatise-2329	954	27	E	e	NN
huygens-treatise-2329	954	28	is	be	VBZ
huygens-treatise-2329	954	29	at	at	IN
huygens-treatise-2329	954	30	the	the	DT
huygens-treatise-2329	954	31	focus	focus	NN
huygens-treatise-2329	954	32	of	of	IN
huygens-treatise-2329	954	33	the	the	DT
huygens-treatise-2329	954	34	hemisphere	hemisphere	NN
huygens-treatise-2329	954	35	,	,	,
huygens-treatise-2329	954	36	that	that	DT
huygens-treatise-2329	954	37	is	be	VBZ
huygens-treatise-2329	954	38	to	to	TO
huygens-treatise-2329	954	39	say	say	VB
huygens-treatise-2329	954	40	,	,	,
huygens-treatise-2329	954	41	at	at	IN
huygens-treatise-2329	954	42	the	the	DT
huygens-treatise-2329	954	43	point	point	NN
huygens-treatise-2329	954	44	which	which	WDT
huygens-treatise-2329	954	45	divides	divide	VBZ
huygens-treatise-2329	954	46	the	the	DT
huygens-treatise-2329	954	47	semi	semi	JJ
huygens-treatise-2329	954	48	-	-	JJ
huygens-treatise-2329	954	49	diameter	diameter	NN
huygens-treatise-2329	954	50	BD	BD	NNP
huygens-treatise-2329	954	51	into	into	IN
huygens-treatise-2329	954	52	two	two	CD
huygens-treatise-2329	954	53	equal	equal	JJ
huygens-treatise-2329	954	54	parts	part	NNS
huygens-treatise-2329	954	55	.	.	.
huygens-treatise-2329	955	1	The	the	DT
huygens-treatise-2329	955	2	points	point	NNS
huygens-treatise-2329	955	3	through	through	IN
huygens-treatise-2329	955	4	which	which	WDT
huygens-treatise-2329	955	5	this	this	DT
huygens-treatise-2329	955	6	curve	curve	NN
huygens-treatise-2329	955	7	ought	ought	MD
huygens-treatise-2329	955	8	to	to	TO
huygens-treatise-2329	955	9	pass	pass	VB
huygens-treatise-2329	955	10	are	be	VBP
huygens-treatise-2329	955	11	found	find	VBN
huygens-treatise-2329	955	12	by	by	IN
huygens-treatise-2329	955	13	taking	take	VBG
huygens-treatise-2329	955	14	,	,	,
huygens-treatise-2329	955	15	beyond	beyond	IN
huygens-treatise-2329	955	16	A	a	NN
huygens-treatise-2329	955	17	,	,	,
huygens-treatise-2329	955	18	some	some	DT
huygens-treatise-2329	955	19	arc	arc	NNP
huygens-treatise-2329	955	20	AO	AO	NNP
huygens-treatise-2329	955	21	,	,	,
huygens-treatise-2329	955	22	and	and	CC
huygens-treatise-2329	955	23	making	make	VBG
huygens-treatise-2329	955	24	the	the	DT
huygens-treatise-2329	955	25	arc	arc	NN
huygens-treatise-2329	955	26	OP	OP	NNP
huygens-treatise-2329	955	27	double	double	PDT
huygens-treatise-2329	955	28	the	the	DT
huygens-treatise-2329	955	29	length	length	NN
huygens-treatise-2329	955	30	of	of	IN
huygens-treatise-2329	955	31	it	-PRON-	PRP
huygens-treatise-2329	955	32	;	;	:
huygens-treatise-2329	955	33	then	then	RB
huygens-treatise-2329	955	34	dividing	divide	VBG
huygens-treatise-2329	955	35	the	the	DT
huygens-treatise-2329	955	36	chord	chord	NN
huygens-treatise-2329	955	37	OP	OP	NNP
huygens-treatise-2329	955	38	at	at	IN
huygens-treatise-2329	955	39	F	F	NNP
huygens-treatise-2329	955	40	in	in	IN
huygens-treatise-2329	955	41	such	such	JJ
huygens-treatise-2329	955	42	wise	wise	JJ
huygens-treatise-2329	955	43	that	that	IN
huygens-treatise-2329	955	44	the	the	DT
huygens-treatise-2329	955	45	part	part	NN
huygens-treatise-2329	955	46	FP	FP	NNP
huygens-treatise-2329	955	47	is	be	VBZ
huygens-treatise-2329	955	48	three	three	CD
huygens-treatise-2329	955	49	times	time	NNS
huygens-treatise-2329	955	50	the	the	DT
huygens-treatise-2329	955	51	part	part	NN
huygens-treatise-2329	955	52	FO	FO	NNP
huygens-treatise-2329	955	53	;	;	:
huygens-treatise-2329	955	54	for	for	IN
huygens-treatise-2329	955	55	then	then	RB
huygens-treatise-2329	955	56	F	F	NNP
huygens-treatise-2329	955	57	is	be	VBZ
huygens-treatise-2329	955	58	one	one	CD
huygens-treatise-2329	955	59	of	of	IN
huygens-treatise-2329	955	60	the	the	DT
huygens-treatise-2329	955	61	required	require	VBN
huygens-treatise-2329	955	62	points	point	NNS
huygens-treatise-2329	955	63	.	.	.
huygens-treatise-2329	956	1	[	[	-LRB-
huygens-treatise-2329	956	2	Illustration	illustration	NN
huygens-treatise-2329	956	3	]	]	-RRB-
huygens-treatise-2329	956	4	And	and	CC
huygens-treatise-2329	956	5	as	as	IN
huygens-treatise-2329	956	6	the	the	DT
huygens-treatise-2329	956	7	parallel	parallel	NN
huygens-treatise-2329	956	8	rays	ray	NNS
huygens-treatise-2329	956	9	are	be	VBP
huygens-treatise-2329	956	10	merely	merely	RB
huygens-treatise-2329	956	11	perpendiculars	perpendicular	NNS
huygens-treatise-2329	956	12	to	to	IN
huygens-treatise-2329	956	13	the	the	DT
huygens-treatise-2329	956	14	waves	wave	NNS
huygens-treatise-2329	956	15	which	which	WDT
huygens-treatise-2329	956	16	fall	fall	VBP
huygens-treatise-2329	956	17	on	on	IN
huygens-treatise-2329	956	18	the	the	DT
huygens-treatise-2329	956	19	concave	concave	NNP
huygens-treatise-2329	956	20	surface	surface	NN
huygens-treatise-2329	956	21	,	,	,
huygens-treatise-2329	956	22	which	which	WDT
huygens-treatise-2329	956	23	waves	wave	NNS
huygens-treatise-2329	956	24	are	be	VBP
huygens-treatise-2329	956	25	parallel	parallel	JJ
huygens-treatise-2329	956	26	to	to	IN
huygens-treatise-2329	956	27	AD	ad	NN
huygens-treatise-2329	956	28	,	,	,
huygens-treatise-2329	956	29	it	-PRON-	PRP
huygens-treatise-2329	956	30	will	will	MD
huygens-treatise-2329	956	31	be	be	VB
huygens-treatise-2329	956	32	found	find	VBN
huygens-treatise-2329	956	33	that	that	IN
huygens-treatise-2329	956	34	as	as	IN
huygens-treatise-2329	956	35	they	-PRON-	PRP
huygens-treatise-2329	956	36	come	come	VBP
huygens-treatise-2329	956	37	successively	successively	RB
huygens-treatise-2329	956	38	to	to	TO
huygens-treatise-2329	956	39	encounter	encounter	VB
huygens-treatise-2329	956	40	the	the	DT
huygens-treatise-2329	956	41	surface	surface	NN
huygens-treatise-2329	956	42	AB	ab	NN
huygens-treatise-2329	956	43	,	,	,
huygens-treatise-2329	956	44	they	-PRON-	PRP
huygens-treatise-2329	956	45	form	form	VBP
huygens-treatise-2329	956	46	on	on	IN
huygens-treatise-2329	956	47	reflexion	reflexion	NN
huygens-treatise-2329	956	48	folded	fold	VBD
huygens-treatise-2329	956	49	waves	wave	NNS
huygens-treatise-2329	956	50	composed	compose	VBN
huygens-treatise-2329	956	51	of	of	IN
huygens-treatise-2329	956	52	two	two	CD
huygens-treatise-2329	956	53	curves	curve	NNS
huygens-treatise-2329	956	54	which	which	WDT
huygens-treatise-2329	956	55	originate	originate	VBP
huygens-treatise-2329	956	56	from	from	IN
huygens-treatise-2329	956	57	two	two	CD
huygens-treatise-2329	956	58	opposite	opposite	JJ
huygens-treatise-2329	956	59	evolutions	evolution	NNS
huygens-treatise-2329	956	60	of	of	IN
huygens-treatise-2329	956	61	the	the	DT
huygens-treatise-2329	956	62	parts	part	NNS
huygens-treatise-2329	956	63	of	of	IN
huygens-treatise-2329	956	64	the	the	DT
huygens-treatise-2329	956	65	curve	curve	NN
huygens-treatise-2329	956	66	AFE	AFE	NNP
huygens-treatise-2329	956	67	.	.	.
huygens-treatise-2329	957	1	So	so	RB
huygens-treatise-2329	957	2	,	,	,
huygens-treatise-2329	957	3	taking	take	VBG
huygens-treatise-2329	957	4	AD	ad	NN
huygens-treatise-2329	957	5	as	as	IN
huygens-treatise-2329	957	6	an	an	DT
huygens-treatise-2329	957	7	incident	incident	NN
huygens-treatise-2329	957	8	wave	wave	NN
huygens-treatise-2329	957	9	,	,	,
huygens-treatise-2329	957	10	when	when	WRB
huygens-treatise-2329	957	11	the	the	DT
huygens-treatise-2329	957	12	part	part	NN
huygens-treatise-2329	957	13	AG	AG	NNP
huygens-treatise-2329	957	14	shall	shall	MD
huygens-treatise-2329	957	15	have	have	VB
huygens-treatise-2329	957	16	met	meet	VBN
huygens-treatise-2329	957	17	the	the	DT
huygens-treatise-2329	957	18	surface	surface	NN
huygens-treatise-2329	957	19	AI	AI	NNP
huygens-treatise-2329	957	20	,	,	,
huygens-treatise-2329	957	21	that	that	DT
huygens-treatise-2329	957	22	is	be	VBZ
huygens-treatise-2329	957	23	to	to	TO
huygens-treatise-2329	957	24	say	say	VB
huygens-treatise-2329	957	25	when	when	WRB
huygens-treatise-2329	957	26	the	the	DT
huygens-treatise-2329	957	27	piece	piece	NN
huygens-treatise-2329	957	28	G	g	NN
huygens-treatise-2329	957	29	shall	shall	MD
huygens-treatise-2329	957	30	have	have	VB
huygens-treatise-2329	957	31	reached	reach	VBN
huygens-treatise-2329	957	32	I	-PRON-	PRP
huygens-treatise-2329	957	33	,	,	,
huygens-treatise-2329	957	34	it	-PRON-	PRP
huygens-treatise-2329	957	35	will	will	MD
huygens-treatise-2329	957	36	be	be	VB
huygens-treatise-2329	957	37	the	the	DT
huygens-treatise-2329	957	38	curves	curve	NNS
huygens-treatise-2329	957	39	HF	HF	NNP
huygens-treatise-2329	957	40	,	,	,
huygens-treatise-2329	957	41	FI	FI	NNP
huygens-treatise-2329	957	42	,	,	,
huygens-treatise-2329	957	43	generated	generate	VBD
huygens-treatise-2329	957	44	as	as	IN
huygens-treatise-2329	957	45	evolutes	evolute	NNS
huygens-treatise-2329	957	46	of	of	IN
huygens-treatise-2329	957	47	the	the	DT
huygens-treatise-2329	957	48	curves	curve	NNS
huygens-treatise-2329	957	49	FA	FA	NNP
huygens-treatise-2329	957	50	,	,	,
huygens-treatise-2329	957	51	FE	FE	NNP
huygens-treatise-2329	957	52	,	,	,
huygens-treatise-2329	957	53	both	both	DT
huygens-treatise-2329	957	54	beginning	beginning	NN
huygens-treatise-2329	957	55	at	at	IN
huygens-treatise-2329	957	56	F	F	NNP
huygens-treatise-2329	957	57	,	,	,
huygens-treatise-2329	957	58	which	which	WDT
huygens-treatise-2329	957	59	together	together	RB
huygens-treatise-2329	957	60	constitute	constitute	VBP
huygens-treatise-2329	957	61	the	the	DT
huygens-treatise-2329	957	62	propagation	propagation	NN
huygens-treatise-2329	957	63	of	of	IN
huygens-treatise-2329	957	64	the	the	DT
huygens-treatise-2329	957	65	part	part	NN
huygens-treatise-2329	957	66	AG	AG	NNP
huygens-treatise-2329	957	67	.	.	.
huygens-treatise-2329	958	1	And	and	CC
huygens-treatise-2329	958	2	a	a	DT
huygens-treatise-2329	958	3	little	little	JJ
huygens-treatise-2329	958	4	afterwards	afterwards	RB
huygens-treatise-2329	958	5	,	,	,
huygens-treatise-2329	958	6	when	when	WRB
huygens-treatise-2329	958	7	the	the	DT
huygens-treatise-2329	958	8	part	part	NN
huygens-treatise-2329	958	9	AK	AK	NNP
huygens-treatise-2329	958	10	has	have	VBZ
huygens-treatise-2329	958	11	met	meet	VBN
huygens-treatise-2329	958	12	the	the	DT
huygens-treatise-2329	958	13	surface	surface	NN
huygens-treatise-2329	958	14	AM	am	NN
huygens-treatise-2329	958	15	,	,	,
huygens-treatise-2329	958	16	the	the	DT
huygens-treatise-2329	958	17	piece	piece	NN
huygens-treatise-2329	958	18	K	k	NN
huygens-treatise-2329	958	19	having	have	VBG
huygens-treatise-2329	958	20	come	come	VBN
huygens-treatise-2329	958	21	to	to	IN
huygens-treatise-2329	958	22	M	M	NNP
huygens-treatise-2329	958	23	,	,	,
huygens-treatise-2329	958	24	then	then	RB
huygens-treatise-2329	958	25	the	the	DT
huygens-treatise-2329	958	26	curves	curve	NNS
huygens-treatise-2329	958	27	LN	LN	NNP
huygens-treatise-2329	958	28	,	,	,
huygens-treatise-2329	958	29	NM	NM	NNP
huygens-treatise-2329	958	30	,	,	,
huygens-treatise-2329	958	31	will	will	MD
huygens-treatise-2329	958	32	together	together	RB
huygens-treatise-2329	958	33	constitute	constitute	VB
huygens-treatise-2329	958	34	the	the	DT
huygens-treatise-2329	958	35	propagation	propagation	NN
huygens-treatise-2329	958	36	of	of	IN
huygens-treatise-2329	958	37	that	that	DT
huygens-treatise-2329	958	38	part	part	NN
huygens-treatise-2329	958	39	.	.	.
huygens-treatise-2329	959	1	And	and	CC
huygens-treatise-2329	959	2	thus	thus	RB
huygens-treatise-2329	959	3	this	this	DT
huygens-treatise-2329	959	4	folded	fold	VBN
huygens-treatise-2329	959	5	wave	wave	NN
huygens-treatise-2329	959	6	will	will	MD
huygens-treatise-2329	959	7	continue	continue	VB
huygens-treatise-2329	959	8	to	to	TO
huygens-treatise-2329	959	9	advance	advance	VB
huygens-treatise-2329	959	10	until	until	IN
huygens-treatise-2329	959	11	the	the	DT
huygens-treatise-2329	959	12	point	point	NN
huygens-treatise-2329	959	13	N	N	NNP
huygens-treatise-2329	959	14	has	have	VBZ
huygens-treatise-2329	959	15	reached	reach	VBN
huygens-treatise-2329	959	16	the	the	DT
huygens-treatise-2329	959	17	focus	focus	NN
huygens-treatise-2329	959	18	E.	E.	NNP
huygens-treatise-2329	959	19	The	the	DT
huygens-treatise-2329	959	20	curve	curve	NN
huygens-treatise-2329	959	21	AFE	AFE	NNP
huygens-treatise-2329	959	22	can	can	MD
huygens-treatise-2329	959	23	be	be	VB
huygens-treatise-2329	959	24	seen	see	VBN
huygens-treatise-2329	959	25	in	in	IN
huygens-treatise-2329	959	26	smoke	smoke	NN
huygens-treatise-2329	959	27	,	,	,
huygens-treatise-2329	959	28	or	or	CC
huygens-treatise-2329	959	29	in	in	IN
huygens-treatise-2329	959	30	flying	fly	VBG
huygens-treatise-2329	959	31	dust	dust	NN
huygens-treatise-2329	959	32	,	,	,
huygens-treatise-2329	959	33	when	when	WRB
huygens-treatise-2329	959	34	a	a	DT
huygens-treatise-2329	959	35	concave	concave	NNP
huygens-treatise-2329	959	36	mirror	mirror	NN
huygens-treatise-2329	959	37	is	be	VBZ
huygens-treatise-2329	959	38	held	hold	VBN
huygens-treatise-2329	959	39	opposite	opposite	IN
huygens-treatise-2329	959	40	the	the	DT
huygens-treatise-2329	959	41	sun	sun	NN
huygens-treatise-2329	959	42	.	.	.
huygens-treatise-2329	960	1	And	and	CC
huygens-treatise-2329	960	2	it	-PRON-	PRP
huygens-treatise-2329	960	3	should	should	MD
huygens-treatise-2329	960	4	be	be	VB
huygens-treatise-2329	960	5	known	know	VBN
huygens-treatise-2329	960	6	that	that	IN
huygens-treatise-2329	960	7	it	-PRON-	PRP
huygens-treatise-2329	960	8	is	be	VBZ
huygens-treatise-2329	960	9	none	none	NN
huygens-treatise-2329	960	10	other	other	JJ
huygens-treatise-2329	960	11	than	than	IN
huygens-treatise-2329	960	12	that	that	DT
huygens-treatise-2329	960	13	curve	curve	NN
huygens-treatise-2329	960	14	which	which	WDT
huygens-treatise-2329	960	15	is	be	VBZ
huygens-treatise-2329	960	16	described	describe	VBN
huygens-treatise-2329	960	17	by	by	IN
huygens-treatise-2329	960	18	the	the	DT
huygens-treatise-2329	960	19	point	point	NN
huygens-treatise-2329	960	20	E	e	NN
huygens-treatise-2329	960	21	on	on	IN
huygens-treatise-2329	960	22	the	the	DT
huygens-treatise-2329	960	23	circumference	circumference	NN
huygens-treatise-2329	960	24	of	of	IN
huygens-treatise-2329	960	25	the	the	DT
huygens-treatise-2329	960	26	circle	circle	NN
huygens-treatise-2329	960	27	EB	EB	NNP
huygens-treatise-2329	960	28	,	,	,
huygens-treatise-2329	960	29	when	when	WRB
huygens-treatise-2329	960	30	that	that	DT
huygens-treatise-2329	960	31	circle	circle	NN
huygens-treatise-2329	960	32	is	be	VBZ
huygens-treatise-2329	960	33	made	make	VBN
huygens-treatise-2329	960	34	to	to	TO
huygens-treatise-2329	960	35	roll	roll	VB
huygens-treatise-2329	960	36	within	within	IN
huygens-treatise-2329	960	37	another	another	DT
huygens-treatise-2329	960	38	whose	whose	WP$
huygens-treatise-2329	960	39	semi	semi	JJ
huygens-treatise-2329	960	40	-	-	JJ
huygens-treatise-2329	960	41	diameter	diameter	NN
huygens-treatise-2329	960	42	is	be	VBZ
huygens-treatise-2329	960	43	ED	ED	NNP
huygens-treatise-2329	960	44	and	and	CC
huygens-treatise-2329	960	45	whose	whose	WP$
huygens-treatise-2329	960	46	centre	centre	NN
huygens-treatise-2329	960	47	is	be	VBZ
huygens-treatise-2329	960	48	D.	D.	NNP
huygens-treatise-2329	960	49	So	so	IN
huygens-treatise-2329	960	50	that	that	IN
huygens-treatise-2329	960	51	it	-PRON-	PRP
huygens-treatise-2329	960	52	is	be	VBZ
huygens-treatise-2329	960	53	a	a	DT
huygens-treatise-2329	960	54	kind	kind	NN
huygens-treatise-2329	960	55	of	of	IN
huygens-treatise-2329	960	56	Cycloid	Cycloid	NNP
huygens-treatise-2329	960	57	,	,	,
huygens-treatise-2329	960	58	of	of	IN
huygens-treatise-2329	960	59	which	which	WDT
huygens-treatise-2329	960	60	,	,	,
huygens-treatise-2329	960	61	however	however	RB
huygens-treatise-2329	960	62	,	,	,
huygens-treatise-2329	960	63	the	the	DT
huygens-treatise-2329	960	64	points	point	NNS
huygens-treatise-2329	960	65	can	can	MD
huygens-treatise-2329	960	66	be	be	VB
huygens-treatise-2329	960	67	found	find	VBN
huygens-treatise-2329	960	68	geometrically	geometrically	RB
huygens-treatise-2329	960	69	.	.	.
huygens-treatise-2329	961	1	Its	-PRON-	PRP$
huygens-treatise-2329	961	2	length	length	NN
huygens-treatise-2329	961	3	is	be	VBZ
huygens-treatise-2329	961	4	exactly	exactly	RB
huygens-treatise-2329	961	5	equal	equal	JJ
huygens-treatise-2329	961	6	to	to	IN
huygens-treatise-2329	961	7	3/4	3/4	CD
huygens-treatise-2329	961	8	of	of	IN
huygens-treatise-2329	961	9	the	the	DT
huygens-treatise-2329	961	10	diameter	diameter	NN
huygens-treatise-2329	961	11	of	of	IN
huygens-treatise-2329	961	12	the	the	DT
huygens-treatise-2329	961	13	sphere	sphere	NN
huygens-treatise-2329	961	14	,	,	,
huygens-treatise-2329	961	15	as	as	IN
huygens-treatise-2329	961	16	can	can	MD
huygens-treatise-2329	961	17	be	be	VB
huygens-treatise-2329	961	18	found	find	VBN
huygens-treatise-2329	961	19	and	and	CC
huygens-treatise-2329	961	20	demonstrated	demonstrate	VBN
huygens-treatise-2329	961	21	by	by	IN
huygens-treatise-2329	961	22	means	mean	NNS
huygens-treatise-2329	961	23	of	of	IN
huygens-treatise-2329	961	24	these	these	DT
huygens-treatise-2329	961	25	waves	wave	NNS
huygens-treatise-2329	961	26	,	,	,
huygens-treatise-2329	961	27	nearly	nearly	RB
huygens-treatise-2329	961	28	in	in	IN
huygens-treatise-2329	961	29	the	the	DT
huygens-treatise-2329	961	30	same	same	JJ
huygens-treatise-2329	961	31	way	way	NN
huygens-treatise-2329	961	32	as	as	IN
huygens-treatise-2329	961	33	the	the	DT
huygens-treatise-2329	961	34	mensuration	mensuration	NN
huygens-treatise-2329	961	35	of	of	IN
huygens-treatise-2329	961	36	the	the	DT
huygens-treatise-2329	961	37	preceding	precede	VBG
huygens-treatise-2329	961	38	curve	curve	NN
huygens-treatise-2329	961	39	;	;	:
huygens-treatise-2329	961	40	though	though	IN
huygens-treatise-2329	961	41	it	-PRON-	PRP
huygens-treatise-2329	961	42	may	may	MD
huygens-treatise-2329	961	43	also	also	RB
huygens-treatise-2329	961	44	be	be	VB
huygens-treatise-2329	961	45	demonstrated	demonstrate	VBN
huygens-treatise-2329	961	46	in	in	IN
huygens-treatise-2329	961	47	other	other	JJ
huygens-treatise-2329	961	48	ways	way	NNS
huygens-treatise-2329	961	49	,	,	,
huygens-treatise-2329	961	50	which	which	WDT
huygens-treatise-2329	961	51	I	-PRON-	PRP
huygens-treatise-2329	961	52	omit	omit	VBP
huygens-treatise-2329	961	53	as	as	IN
huygens-treatise-2329	961	54	outside	outside	IN
huygens-treatise-2329	961	55	the	the	DT
huygens-treatise-2329	961	56	subject	subject	NN
huygens-treatise-2329	961	57	.	.	.
huygens-treatise-2329	962	1	The	the	DT
huygens-treatise-2329	962	2	area	area	NN
huygens-treatise-2329	962	3	AOBEFA	AOBEFA	NNP
huygens-treatise-2329	962	4	,	,	,
huygens-treatise-2329	962	5	comprised	comprise	VBN
huygens-treatise-2329	962	6	between	between	IN
huygens-treatise-2329	962	7	the	the	DT
huygens-treatise-2329	962	8	arc	arc	NN
huygens-treatise-2329	962	9	of	of	IN
huygens-treatise-2329	962	10	the	the	DT
huygens-treatise-2329	962	11	quarter	quarter	NN
huygens-treatise-2329	962	12	-	-	HYPH
huygens-treatise-2329	962	13	circle	circle	NN
huygens-treatise-2329	962	14	,	,	,
huygens-treatise-2329	962	15	the	the	DT
huygens-treatise-2329	962	16	straight	straight	JJ
huygens-treatise-2329	962	17	line	line	NN
huygens-treatise-2329	962	18	BE	be	NN
huygens-treatise-2329	962	19	,	,	,
huygens-treatise-2329	962	20	and	and	CC
huygens-treatise-2329	962	21	the	the	DT
huygens-treatise-2329	962	22	curve	curve	NN
huygens-treatise-2329	962	23	EFA	EFA	NNP
huygens-treatise-2329	962	24	,	,	,
huygens-treatise-2329	962	25	is	be	VBZ
huygens-treatise-2329	962	26	equal	equal	JJ
huygens-treatise-2329	962	27	to	to	IN
huygens-treatise-2329	962	28	the	the	DT
huygens-treatise-2329	962	29	fourth	fourth	JJ
huygens-treatise-2329	962	30	part	part	NN
huygens-treatise-2329	962	31	of	of	IN
huygens-treatise-2329	962	32	the	the	DT
huygens-treatise-2329	962	33	quadrant	quadrant	JJ
huygens-treatise-2329	962	34	DAB	DAB	NNP
huygens-treatise-2329	962	35	.	.	.