Vivek Shende's user avatar
Vivek Shende's user avatar
Vivek Shende's user avatar
Vivek Shende
  • Member for 14 years
  • Last seen more than a month ago
12 votes
0 answers
381 views

The Markov trace via Bott-Samelson fibers?

3 votes
0 answers
152 views

Reconstructing complexes of sheaves from their cohomology sheaves

3 votes
2 answers
564 views

Intersection multiplicity in abelian varieties

6 votes
2 answers
378 views

Is the preimage of a nonreduced subscheme nonreduced?

5 votes
1 answer
450 views

What's the normal cone to a union?

25 votes
0 answers
1k views

Status of the Euler characteristic in characteristic p

10 votes
2 answers
403 views

H*(braid group, irrep of symmetric group) = ?

7 votes
1 answer
401 views

Who is the commutator sheaf?

8 votes
1 answer
840 views

Semicontinuity for complexes

4 votes
1 answer
310 views

{0,1} Maslov potentials on Legendrian knots

6 votes
0 answers
313 views

How do I find abelian subcategories of periodic triangulated categories?

2 votes
2 answers
213 views

Which monomial subschemes are limits of smooth subschemes?

12 votes
1 answer
927 views

Chern numbers via Euler characteristics?

15 votes
1 answer
632 views

When is a local Artin C-algebra a subring of C[t]/t^n

16 votes
1 answer
2k views

What does "$H^*(X)$ is Hodge-Tate" mean?

5 votes
0 answers
332 views

Resolving the universal sheaf on the Quot scheme

1 vote
1 answer
193 views

can an nonzero IC sheaf have zero hypercohomology?

26 votes
2 answers
3k views

Are Donaldson-Thomas invariants "A-model" or "B-model" ?

3 votes
1 answer
351 views

Bounding the size of stalks of IC sheaves

5 votes
0 answers
255 views

Which blowups of a smooth surface are smooth?

4 votes
1 answer
647 views

Decomposition theorem and virtual Poincare polynomial

4 votes
2 answers
1k views

Cohomology of projective space bundles

7 votes
1 answer
672 views

What is the replacement for a "sufficiently small disc" in characteristic p?

4 votes
0 answers
171 views

Tangent cones to Severi strata

5 votes
1 answer
571 views

Intersection theory over non algebraically closed fields

4 votes
1 answer
239 views

Transversals to singular subvarieties

8 votes
1 answer
1k views

Euler characteristics and characteristic classes for real manifolds?

4 votes
0 answers
607 views

Positivity of braid monodromy of curve singularities

13 votes
1 answer
1k views

Symmetric group irreps in tensor products of exterior products of the standard representation

4 votes
3 answers
211 views

Cancellation of contractibility of fibres