Scheerer, H. On H-spaces over a base space. (English) Zbl 0614.55006 Collect. Math. 36, 219-228 (1985). The question, when the group of vertical homotopy classes \(\pi_ 0(SEC(B,E))\) of sections of a group-like space \(E\to B\) over B is nilpotent, is studied. Reviewer: H.Hösli MSC: 55P45 \(H\)-spaces and duals 55R05 Fiber spaces in algebraic topology 55P10 Homotopy equivalences in algebraic topology 55S37 Classification of mappings in algebraic topology Keywords:H-space over a space; fibre homotopy equivalence; vertical homotopy classes of sections; group-like space over B PDFBibTeX XMLCite \textit{H. Scheerer}, Collect. Math. 36, 219--228 (1985; Zbl 0614.55006) Full Text: EuDML