List questions from group-cohomology

Published on 16 Apr 2026 - 18:10

59

Views

Remark on equality of cohomology groups (Milne, Remark 1.14)

Published on 16 Apr 2026 - 5:01

245

Views

CW-structure on X/G

Published on 10 May 2026 - 13:36

57

Views

Background Bibliography before self study Cohomology of Groups

Published on 15 Apr 2026 - 7:25

212

Views

$H^n(G,U(1))= H^{n+1}(G,\mathbb{Z})$ only correct for finite group $G$? Universal coefficient theorem

Published on 15 Apr 2026 - 4:51

254

Views

Is group cohomology killed by exponent of group?

Published on 09 Apr 2026 - 20:28

157

Views

Galois cohomology inflation map

Published on 12 Apr 2026 - 10:55

41

Views

Relationship between irreducible representations of the Schur covering group and elements of $H^2(G,U(1))$.

Published on 14 Apr 2026 - 11:20

168

Views

Split extensions of $G/U$ by elementary abelian $p$-group and $H^1(U, \mathbb{Z}/p\mathbb{Z})$

Published on 10 May 2026 - 15:01

124

Views

explicit group cocycles of the Klein four-group

Published on 10 Apr 2026 - 5:07

56

Views

vanishing 2-cohomology for $G$-module $\mathbb{C}^G$?

Published on 15 Apr 2026 - 6:51

34

Views

Vanishing of some group homology

Published on 10 Apr 2026 - 2:22

170

Views

A question related to group cohomology and spectral sequences

Published on 10 May 2026 - 15:02

491

Views

Group cohomology of finite groups with real coefficients vanishes?

Published on 14 Apr 2026 - 17:36

235

Views

(Co)homology of HNN extensions

Published on 10 Apr 2026 - 20:44

List Question

Group cohomology $G$-module $M$, with $M$ non-abelian?

Remark on equality of cohomology groups (Milne, Remark 1.14)

CW-structure on X/G

Background Bibliography before self study Cohomology of Groups

$H^n(G,U(1))= H^{n+1}(G,\mathbb{Z})$ only correct for finite group $G$? Universal coefficient theorem

Is group cohomology killed by exponent of group?

Galois cohomology inflation map

Relationship between irreducible representations of the Schur covering group and elements of $H^2(G,U(1))$.

Split extensions of $G/U$ by elementary abelian $p$-group and $H^1(U, \mathbb{Z}/p\mathbb{Z})$

explicit group cocycles of the Klein four-group

vanishing 2-cohomology for $G$-module $\mathbb{C}^G$?

Vanishing of some group homology

A question related to group cohomology and spectral sequences

Group cohomology of finite groups with real coefficients vanishes?

(Co)homology of HNN extensions

Trending Questions

Popular # Hahtags

Popular Questions