Secondary cohomology and the Steenrod square
Homology, homotopy, and applications, Tome 4 (2002) no. 2, pp. 29-62.

Voir la notice de l'article provenant de la source International Press of Boston

We introduce and study various properties of the secondary cohomology of a space. Certain Steenrod squares are shown to be related to the action of the symmetric groups on secondary cohomology.
DOI : 10.4310/HHA.2002.v4.n2.a3
Classification : 55Nxx
Keywords: secondary module, secondary cohomology, Hochschild cohomology
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     author = {Hans-Joachim Baues},
     title = {Secondary cohomology and the {Steenrod} square},
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Hans-Joachim Baues. Secondary cohomology and the Steenrod square. Homology, homotopy, and applications, Tome 4 (2002) no. 2, pp. 29-62. doi : 10.4310/HHA.2002.v4.n2.a3. http://geodesic.mathdoc.fr/articles/10.4310/HHA.2002.v4.n2.a3/

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