Heller, Alex On the homotopy theory of topogenic groups and groupoids. (English) Zbl 0458.18006 Ill. J. Math. 24, 576-605 (1980). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 5 Documents MSC: 18G55 Nonabelian homotopical algebra (MSC2010) 18F25 Algebraic \(K\)-theory and \(L\)-theory (category-theoretic aspects) 20L05 Groupoids (i.e. small categories in which all morphisms are isomorphisms) 55U35 Abstract and axiomatic homotopy theory in algebraic topology Keywords:groupoids; homotopy; topogenic groups; perfect groups; weak fibration; K- theory PDF BibTeX XML Cite \textit{A. Heller}, Ill. J. Math. 24, 576--605 (1980; Zbl 0458.18006)