id author title date pages extension mime words sentences flesch summary cache txt en-wikipedia-org-4161 Constantine VII - Wikipedia .html text/html 3889 597 64 He gathered a circle educated people and they are written several unfinished books with the completed book Life of Basil, grandfather of Constantine VII.[3] He wrote, or had commissioned, the works Geoponika ("On Agriculture", in Greek Τὰ γεοπονικά), a compilation of agronomic works from earlier Greek and Punic texts that are otherwise lost; De Ceremoniis ("On Ceremonies", in Greek, Περὶ τῆς βασιλείου τάξεως), describing the kinds of court ceremonies (also described later in a more negative light by Liutprand of Cremona); De Administrando Imperio ("On the Administration of the Empire", bearing in Greek the heading Πρὸς τὸν ἴδιον ὑιὸν Ρωμανόν),[2] giving advice on running the Empire internally and on fighting external enemies; a history of the Empire covering events following the death of the chronographer Theophanes the Confessor in 817; and Excerpta Historica ("Excerpts from the Histories"), a collection of excerpts from ancient historians (many of whose works are now lost) in four volumes (1. ./cache/en-wikipedia-org-4161.html ./txt/en-wikipedia-org-4161.txt