On \(\pi_3\) of a finite \(H\)-space. (English) Zbl 0312.55013
MSC:
55P45 | \(H\)-spaces and duals |
55S10 | Steenrod algebra |
55S20 | Secondary and higher cohomology operations in algebraic topology |
55Q05 | Homotopy groups, general; sets of homotopy classes |
57T20 | Homotopy groups of topological groups and homogeneous spaces |