User user41650

2 votes

2 answers

232 views

Effectivity of $(-1)$-class on smooth projective surface

asked May 25, 2017 at 4:16

2 votes

0 answers

187 views

How to show that $X$ is covered by rational curves?

asked Jun 26, 2017 at 9:30

2 votes

1 answer

253 views

Does rational surface have exceptional collection of maximal length but not full?

asked Apr 3, 2017 at 1:42

2 votes

0 answers

252 views

Global section of line bundle on anti-canonical rational surface

asked Apr 5, 2017 at 9:44

2 votes

0 answers

528 views

Gauss Manin connection in algebraic geometry and DG setting

asked Feb 24, 2014 at 10:45

2 votes

1 answer

227 views

The locus of lines intersecting with another fixed line on a Fano threefold

asked Jul 20, 2020 at 22:23

2 votes

0 answers

310 views

If there is no more than $k$ smooth rational curves on algebraic surface, what is the minimal value of k

asked Feb 2, 2018 at 23:07

2 votes

0 answers

261 views

Global Torelli and local Torelli for Fano threefolds (need reference)

asked Jun 16, 2021 at 12:57

2 votes

1 answer

306 views

Cohomology of normal bundle and tangent bundle on Gushel-Mukai threefold

asked Nov 8, 2020 at 18:48

2 votes

1 answer

518 views

A Fourier-Mukai equivalence between non trivial component of cubic threefold and degree 14 prime Fano threefold

asked May 1, 2021 at 5:38

1 vote

0 answers

84 views

Is there a direct way to show Fano surface of lines and conics on the pairs of Fano threefolds isomorphic?

asked Sep 25, 2020 at 7:57

1 vote

1 answer

129 views

A short exact sequence on del Pezzo threefold and Gushel-Mukai

asked Jul 16, 2021 at 5:04

1 vote

0 answers

22 views

The uniqueness of some semistable torsion free sheaves on Fano threefold

asked Jul 16, 2021 at 5:36

1 vote

0 answers

101 views

How to solve such integer program problem?

asked Sep 20, 2018 at 19:51

1 vote

0 answers

202 views

on bilinear form on free abelian group

asked Jan 16, 2018 at 20:48

1 vote

0 answers

84 views

How to show a contraction of singular moduli space is projective?

asked Aug 1, 2020 at 18:00

1 vote

0 answers

163 views

Fano surface of conics on Gushel-Mukai threefolds

asked Sep 18, 2020 at 13:23

1 vote

1 answer

415 views

Universal coefficient theorem for local ring

asked Apr 3, 2014 at 2:40

1 vote

1 answer

413 views

Are these two "FUNCTORS" adjoint?

asked Sep 14, 2014 at 20:41

1 vote

0 answers

125 views

Intermediate Jacobian for small resolution of a singular Fano threefold?

asked Sep 8, 2023 at 11:25

1 vote

0 answers

70 views

Can this embedding to double dual EPW sextic happen?

asked Dec 4, 2021 at 14:23

1 vote

0 answers

125 views

Adjunctions of residue categories of Gushel-Mukai threefolds and Gushel-Mukai fourfolds

asked Dec 23, 2021 at 0:30

1 vote

0 answers

85 views

semi-orthogonal decomposition of Fano fourfold associated to threefold

asked Dec 31, 2021 at 7:23

1 vote

0 answers

140 views

Dimension of Hilbert scheme of curves on Gushel-Mukai varieties

asked Jan 6, 2022 at 18:25

1 vote

1 answer

201 views

Semi-orthogonal decomposition of Verra threefold

asked Jun 30, 2022 at 1:04

1 vote

0 answers

106 views

Does there exist other known pair of Fano threefolds/fourfolds with residue categories being K3/Enriques?

asked Jul 2, 2022 at 12:37

1 vote

0 answers

71 views

Action of involution on instanton bundle

asked Mar 5, 2023 at 12:58

1 vote

0 answers

87 views

Intersection of two quadrics as moduli space

asked May 10, 2023 at 6:25

1 vote

1 answer

104 views

Intermediate Jacobian under group action

asked Dec 12, 2022 at 14:44

1 vote

0 answers

89 views

Invariant category and coinvariant category under group action

asked Dec 13, 2022 at 1:39

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62 Questions

Effectivity of $(-1)$-class on smooth projective surface

How to show that $X$ is covered by rational curves?

Does rational surface have exceptional collection of maximal length but not full?

Global section of line bundle on anti-canonical rational surface

Gauss Manin connection in algebraic geometry and DG setting

The locus of lines intersecting with another fixed line on a Fano threefold

If there is no more than $k$ smooth rational curves on algebraic surface, what is the minimal value of k

Global Torelli and local Torelli for Fano threefolds (need reference)

Cohomology of normal bundle and tangent bundle on Gushel-Mukai threefold

A Fourier-Mukai equivalence between non trivial component of cubic threefold and degree 14 prime Fano threefold

Is there a direct way to show Fano surface of lines and conics on the pairs of Fano threefolds isomorphic?

A short exact sequence on del Pezzo threefold and Gushel-Mukai

The uniqueness of some semistable torsion free sheaves on Fano threefold

How to solve such integer program problem?

on bilinear form on free abelian group

How to show a contraction of singular moduli space is projective?

Fano surface of conics on Gushel-Mukai threefolds

Universal coefficient theorem for local ring

Are these two "FUNCTORS" adjoint?

Intermediate Jacobian for small resolution of a singular Fano threefold?

Can this embedding to double dual EPW sextic happen?

Adjunctions of residue categories of Gushel-Mukai threefolds and Gushel-Mukai fourfolds

semi-orthogonal decomposition of Fano fourfold associated to threefold

Dimension of Hilbert scheme of curves on Gushel-Mukai varieties

Semi-orthogonal decomposition of Verra threefold

Does there exist other known pair of Fano threefolds/fourfolds with residue categories being K3/Enriques?

Action of involution on instanton bundle

Intersection of two quadrics as moduli space

Intermediate Jacobian under group action

Invariant category and coinvariant category under group action