Andrea Antinucci

Member for 1 year, 1 month
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abelian-groups

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Questions

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8

Trivial group cohomology induces trivial cohomology of subgroups

Aug 5

7

Pontryagin dual of a group-cohomology class

Jul 10

6

Is there a clear pattern for the degree $2n$ cohomology group of the $n$'th Eilenberg-MacLane space?

Jul 11

6

State-sum for 4d TQFT from fusion 2-categories and invariants of Morita equiavalence classes beyond Drinfeld center

May 15

5

Computation of the linking invariant on Lens spaces

May 14

Answers

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-1

Explicit 3-cocycle of group cohomology of dihedral group and generalization to other semidirect products

Jun 18

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abelian-groups

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finite-groups

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6

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homology

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5

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gr.group-theory

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3

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pontrjagin-duality

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3

posts

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+20

State-sum for 4d TQFT from fusion 2-categories and invariants of Morita equiavalence classes beyond Drinfeld center

+40

Projective representations of a finite abelian group

+80

Trivial group cohomology induces trivial cohomology of subgroups

+10

Quadratic refinements of a bilinear form on finite abelian groups

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