List questions from group-cohomology

Published on 29 Dec 2014 - 10:36

450

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Proof for a theorem on Cohomology by Tate

Published on 26 Mar 2026 - 12:41

52

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Classical groups, representations, and associate bundles.

Published on 25 Mar 2026 - 16:05

149

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How does one dualize a short exact sequence into a long exact sequence?

Published on 16 Oct 2019 - 13:04

204

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Amenable Group and Bounded Cohomology

Published on 23 Feb 2026 - 2:08

76

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Cohomology $\Bbb Z/2\Bbb Z$

Published on 20 Oct 2019 - 18:01

39

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equivalent statements of cohomology group

Published on 20 Oct 2019 - 18:17

115

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Cohomology of groups

Published on 26 Oct 2019 - 14:07

266

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Is the homology of the Moore complex associated to a classifying space $BG$ the group homology of $G$?

Published on 28 Oct 2019 - 5:52

117

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On an equivalent definition of cohomological dimension

Published on 02 Nov 2019 - 10:51

113

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Integral group cohomology of Lie groups pure torsion in odd degree?

Published on 04 Nov 2019 - 20:46

51

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Finite extensions and group homology

Published on 12 Nov 2019 - 17:53

55

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Classifying all the group extension of $\mathbb{Z}_{n}$ by $\mathbb{Z}_{2}$ via the second cohomology group

Published on 14 Nov 2019 - 7:48

40

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Is there an error in this proposition? Is every row of this diagram split? (from Dummit and Foote's Abstract Algebra)

Published on 17 Nov 2019 - 3:32

92

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Explicit description connecting homomorphism in Galois cohomology

Published on 20 Nov 2019 - 15:07

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Group cohomology via resolutions

Proof for a theorem on Cohomology by Tate

Classical groups, representations, and associate bundles.

How does one dualize a short exact sequence into a long exact sequence?

Amenable Group and Bounded Cohomology

Cohomology $\Bbb Z/2\Bbb Z$

equivalent statements of cohomology group

Cohomology of groups

Is the homology of the Moore complex associated to a classifying space $BG$ the group homology of $G$?

On an equivalent definition of cohomological dimension

Integral group cohomology of Lie groups pure torsion in odd degree?

Finite extensions and group homology

Classifying all the group extension of $\mathbb{Z}_{n}$ by $\mathbb{Z}_{2}$ via the second cohomology group

Is there an error in this proposition? Is every row of this diagram split? (from Dummit and Foote's Abstract Algebra)

Explicit description connecting homomorphism in Galois cohomology

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