User Tony Pantev

8 votes

How to compute $\mathcal{Ext}^{i}_{X}(\mathcal{O}_{Y_{1}},\mathcal{O}_{Y_{2}})$?

answered Feb 29, 2012 at 13:47

8 votes

Accepted

Hitchin fibration outside of type A

answered Feb 5, 2013 at 5:32

8 votes

Can Enriques Surfaces have non-trivial TWISTED Fourier-Mukai partners?

answered Feb 19, 2015 at 14:35

7 votes

Accepted

Higgs fields whose determinant have only simple zeros

answered Jul 15, 2016 at 12:58

7 votes

Accepted

Is this Sequences of Complexes of Sheaves Exact?

answered Apr 27, 2012 at 14:54

7 votes

Accepted

Orthogonal Complements of Root Lattices in E_8

answered Jun 21, 2011 at 12:11

7 votes

Gromov-Witten theory and compactifications of the moduli of curves

answered Oct 22, 2009 at 3:46

7 votes

Accepted

What is an Oper?

answered Oct 25, 2009 at 23:52

6 votes

Accepted

Is line bundle determined by the parameter space and fiber?

answered Dec 15, 2009 at 3:25

5 votes

Singular K3 -- mathematical meaning?

answered Nov 10, 2009 at 13:34

5 votes

Positivity in stack geometry

answered Mar 16, 2010 at 4:18

5 votes

Pushing Complex Structure Forward

answered Jan 7, 2011 at 21:43

5 votes

Question on K3 Surface

answered Jun 10, 2012 at 4:55

5 votes

Accepted

Mirror symmetry for singular Lagrangian torus fibrations

answered Jul 25, 2019 at 14:26

4 votes

Accepted

Computing chern classes for products of varieties

answered May 31, 2012 at 12:20

4 votes

Accepted

What extra structure does the group of automorphisms of a torsor carry?

answered Oct 1, 2021 at 0:58

4 votes

Is there a quaternionic algebraic geometry ?

answered Jan 14, 2011 at 2:44

4 votes

Reference for the Hodge Bundle

answered Nov 30, 2010 at 1:01

4 votes

on chern classes and Riemann Roch theorem for torsion-free sheaves on singular (possibly multiple) curve

answered Dec 30, 2009 at 17:08

3 votes

Special fiber of the Neron Model of an Abelian scheme in terms of Limit Hodge Structure

answered Nov 3, 2010 at 13:54

3 votes

Symmetric sequence of blow-ups for the Fulton-MacPherson compactification

answered Nov 29, 2010 at 16:42

3 votes

Math History books

answered May 6, 2010 at 12:34

3 votes

Accepted

Genus two pencil in K3 surface

answered Jun 11, 2012 at 12:44

2 votes

A question on the topological change of dualizing a SLAG fibration.

answered May 29, 2013 at 18:45

2 votes

Accepted

Looking for a good exposition - Rees Construction

answered Jan 13, 2016 at 2:02

2 votes

A useful form of principle of connectedness

answered Dec 16, 2009 at 5:08

2 votes

morphisms from abelian varieties to rational curves.

answered Dec 1, 2009 at 3:26

1 vote

Accepted

Analytic vs Zariski neighbourhood of a fibre

answered Jul 10, 2020 at 17:55

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58 Answers

How to compute $\mathcal{Ext}^{i}_{X}(\mathcal{O}_{Y_{1}},\mathcal{O}_{Y_{2}})$?

Hitchin fibration outside of type A

Can Enriques Surfaces have non-trivial TWISTED Fourier-Mukai partners?

Higgs fields whose determinant have only simple zeros

Is this Sequences of Complexes of Sheaves Exact?

Orthogonal Complements of Root Lattices in E_8

Gromov-Witten theory and compactifications of the moduli of curves

What is an Oper?

Is line bundle determined by the parameter space and fiber?

Singular K3 -- mathematical meaning?

Positivity in stack geometry

Pushing Complex Structure Forward

Question on K3 Surface

Mirror symmetry for singular Lagrangian torus fibrations

Computing chern classes for products of varieties

What extra structure does the group of automorphisms of a torsor carry?

Is there a quaternionic algebraic geometry ?

Reference for the Hodge Bundle

on chern classes and Riemann Roch theorem for torsion-free sheaves on singular (possibly multiple) curve

Special fiber of the Neron Model of an Abelian scheme in terms of Limit Hodge Structure

Symmetric sequence of blow-ups for the Fulton-MacPherson compactification

Math History books

Genus two pencil in K3 surface

A question on the topological change of dualizing a SLAG fibration.

Looking for a good exposition - Rees Construction

A useful form of principle of connectedness

morphisms from abelian varieties to rational curves.

Analytic vs Zariski neighbourhood of a fibre