User AFK

5 votes

What does "quantization is not a functor" really mean?

answered Dec 11, 2009 at 23:08

5 votes

Compact and quasi-compact

answered Mar 3, 2010 at 15:25

5 votes

Fundamental groups of topoi

answered May 4, 2010 at 17:09

4 votes

Is there a 'classical' definition for the support of a perverse sheaves.

answered Feb 3, 2011 at 22:04

4 votes

Representation of Groupoids

answered Feb 26, 2010 at 19:17

4 votes

Endofunctors of CRing which give schemes when composed with schemes?

answered Jan 28, 2010 at 13:01

4 votes

How do I compare the different notions of Fourier transform for sheaves?

answered Nov 20, 2009 at 22:06

4 votes

What should be taught in a 1st course on smooth manifolds?

answered Mar 18, 2011 at 21:16

4 votes

What is a good introductory text for moduli theory?

answered Apr 27, 2011 at 0:04

4 votes

Is $\zeta(3)/\pi^3$ rational?

answered May 9, 2011 at 21:40

4 votes

Computation of vanishing cycles

answered Dec 19, 2012 at 19:47

3 votes

What would you want to see at the Museum of Mathematics?

answered Oct 26, 2011 at 22:07

3 votes

For quasi-coherent D-Modules

answered May 8, 2011 at 12:43

3 votes

Deformation to the normal cone

answered Aug 26, 2013 at 20:01

3 votes

Accepted

Hopf algebra structure on the ring of quasisymmetric functions

answered Aug 31, 2013 at 3:30

3 votes

D-modules on affine space that are regular at infinity

answered May 19, 2011 at 22:51

3 votes

Deformations of Tame Coverings

answered Mar 6, 2010 at 19:24

3 votes

Is there a $k$-structure for Hodge modules over a $k$-variety?

answered Nov 14, 2010 at 0:32

3 votes

group of Yoneda extensions and the EXT groups defined via derived category

answered Sep 25, 2010 at 14:31

2 votes

Could the Kunneth decomposition of a motif depend on the choice of $l$?

answered Jan 26, 2011 at 23:45

1 vote

Accepted

The conjectural relation between mixed motivic sheaves and the perverse t-structure.

answered Dec 18, 2010 at 14:37

1 vote

Smooth in codimension-k and the weight filtration

answered May 11, 2011 at 23:05

0 votes

Which mathematical ideas have done most to change history?

answered Apr 12, 2011 at 16:02

0 votes

Determinant and exact sequences of sheaves.

answered Feb 4, 2011 at 13:50

0 votes

Is a functor which has a left adjoint which is also its right adjoint an equivalence ?

answered Dec 5, 2009 at 22:50

-3 votes

Can a non-surjective polynomial map from an infinite field to itself miss only finitely many points?

answered Nov 27, 2009 at 21:20

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56 Answers

What does "quantization is not a functor" really mean?

Compact and quasi-compact

Fundamental groups of topoi

Is there a 'classical' definition for the support of a perverse sheaves.

Representation of Groupoids

Endofunctors of CRing which give schemes when composed with schemes?

How do I compare the different notions of Fourier transform for sheaves?

What should be taught in a 1st course on smooth manifolds?

What is a good introductory text for moduli theory?

Is $\zeta(3)/\pi^3$ rational?

Computation of vanishing cycles

What would you want to see at the Museum of Mathematics?

For quasi-coherent D-Modules

Deformation to the normal cone

Hopf algebra structure on the ring of quasisymmetric functions

D-modules on affine space that are regular at infinity

Deformations of Tame Coverings

Is there a $k$-structure for Hodge modules over a $k$-variety?

group of Yoneda extensions and the EXT groups defined via derived category

Could the Kunneth decomposition of a motif depend on the choice of $l$?

The conjectural relation between mixed motivic sheaves and the perverse t-structure.

Smooth in codimension-k and the weight filtration

Which mathematical ideas have done most to change history?

Determinant and exact sequences of sheaves.

Is a functor which has a left adjoint which is also its right adjoint an equivalence ?

Can a non-surjective polynomial map from an infinite field to itself miss only finitely many points?