id author title date pages extension mime words sentence flesch summary cache txt 1r66j100t4s Timothy Ferdinands Groupoids with root systems in real vector spaces 1904 .txt text/plain 213 8 49 We take the notion of signed groupoid set, introduced by Dyer to abstract primitive features of such groupoids with root systems, as our general framework. The main purpose of this thesis is to discuss realizations of root systems of signed groupoid sets in real vector spaces. cache/1r66j100t4s.txt txt/1r66j100t4s.txt