David Ben-Zvi

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Name	David Ben-Zvi
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Categories which are not compactly generated

infinity-categories homotopy-theory triangulated-categories model-categories derived-category

nov 11 09 at 15:49 Mark Hovey 1,950●4●13

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Compact generation for modular representations

modular-rep-theory rt.representation-theory triangulated-categories derived-category homotopy-theory

nov 28 09 at 17:16 Leonid Positselski 6,818●1●16●36

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Detecting etale maps on reduced points

ag.algebraic-geometry cotangent-complex

dec 16 09 at 18:22 David Ben-Zvi 12.6k●1●28●50

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Consequences of Geometric Langlands

Double affine Hecke algebras and mainstream mathematics

What is the motivation for a vertex algebra?

Tannakian Formalism

What is the equivariant cohomology of a group acting on itself by conjugation? (2)

Deformation theory and differential graded Lie algebras

Groups, quantum groups and (fill in the blank)

4D TQFT from a modular tensor category

Why isn’t the orbifold cohomology of $pt/G$ equal to the cohomology of $BG$?

Geometric interpretation of group rings?

Smooth dg algebras (and perfect dg modules and compact dg modules)

A good example of a curve for geometric Langlands

A precise statement of the categorical version of geometric Langlands conjecture

Kapranov’s analogies

Complicating an Example by Toen (motivations for DAG)

Virasoro action on the elliptic cohomology

What is significant about the half-sum of positive roots?

Computations in $\infty$-categories

Is there an analogue of curvature in algebraic geometry?

D-modules, deRham spaces and microlocalization

How to think about CM rings?

Is there triangulated category version of Barr-Beck’s theorem?

triangulated vs. dg/A-infinity

Can Chern class/character be categorified?

Why is the dual of a torus the same as its fundamental group?

What is an $(\infty,1)$-topos, and why is this a good setting for doing differential geometry?

What is DAG and what has it to do with the ideas of Voevodsky?

How to unify various reconstruction theorems (Gabriel-Rosenberg, Tannaka,Balmers)

Why do my quantum group books avoid homotopical language?

What role does the “dual Coxeter number” play in Lie theory (and should it be called the “Kac number”)?

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