Sam Gunningham

Member for 13 years, 9 months
Last seen this week

ma.utexas.edu/users/…
Austin, TX

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ag.algebraic-geometry

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Answers

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40

What is a coalgebra intuitively?

Sep 27, 2011

25

In an arbitrary abelian category, does chain complex homology commute with coproduct?

Sep 19, 2011

19

How is a descent datum the same as a comodule structure?

Dec 2, 2013

17

Dijkgraaf-Witten TQFT vs. Representation Theory?

May 24, 2013

16

HIgher Homotopy Groups and Representation Theory

Apr 17, 2013

Questions

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14

Is the cotangent bundle to a Kahler manifold hyperkahler?

Nov 20, 2010

14

Homotopy Fixed Points of SO(2) on Fully Dualizable Algebras

Aug 28, 2011

12

When is the derived category of representations of a finite poset equivalent to its opposite?

Sep 26, 2012

9

Why does the index of the Dirac operator on a manifold with boundary live inside the Pfaffian line of the boundary Dirac operator?

Mar 28, 2012

6

Is there a version of the 2d cobordism hypothesis for surfaces with non-empty incoming and outgoing boundary?

Nov 1, 2012

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ag.algebraic-geometry

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rt.representation-theory

124

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at.algebraic-topology

112

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d-modules

95

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ct.category-theory

91

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posts

Reputation

+10

Examples of Mixed Hodge Structures

+10

What is the product in the 2-category of spans?

+10

Why should the tensor product of $\mathcal{D}_X$-modules over $\mathcal{O}_X$ be a $\mathcal{D}_X$-module?

+10

Drinfeld center of a braided category

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