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Reguläre idempotente Multiplikationen. (German) Zbl 0322.57008

57N65 Algebraic topology of manifolds
22A99 Topological and differentiable algebraic systems
57N05 Topology of the Euclidean \(2\)-space, \(2\)-manifolds (MSC2010)
57N15 Topology of the Euclidean \(n\)-space, \(n\)-manifolds (\(4 \leq n \leq \infty\)) (MSC2010)
55Q05 Homotopy groups, general; sets of homotopy classes
55Q15 Whitehead products and generalizations
Full Text: DOI EuDML
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