User user43198

2 votes

1 answer

655 views

How far is ample from globally-generated

asked Apr 1, 2022 at 11:59

3 votes

1 answer

145 views

Examples of jumping base locus of complete linear systems

asked Mar 30, 2022 at 14:25

3 votes

1 answer

2k views

Tensor product of field extensions

asked Aug 31, 2017 at 23:15

3 votes

2 answers

369 views

Generalization of the Leray-Hirsch theorem

asked Apr 10, 2021 at 22:45

6 votes

0 answers

207 views

Resolution graph of higher dimensional ADE singularities

asked Apr 9, 2021 at 17:02

1 vote

1 answer

356 views

A question on linear projection of a smooth projective variety

asked Apr 5, 2021 at 20:00

7 votes

1 answer

822 views

Bertini's theorem over non-algebraically closed field

asked May 5, 2018 at 16:18

3 votes

1 answer

295 views

Local to global deformation of invertible sheaves

asked May 26, 2018 at 19:45

0 votes

1 answer

145 views

Properties inherited by the coarse moduli space

asked May 15, 2018 at 8:05

3 votes

0 answers

195 views

Representability of Flattening stratification functor

asked May 11, 2018 at 15:38

1 vote

1 answer

271 views

Variation of global sections of line bundles

asked May 11, 2018 at 13:26

3 votes

0 answers

176 views

Endomorphism sheaves of vector bundles

asked May 7, 2018 at 22:57

7 votes

1 answer

355 views

index of smooth varieties

asked May 6, 2018 at 18:26

3 votes

0 answers

156 views

semistability of parabolic bundles

asked Apr 19, 2018 at 18:24

1 vote

0 answers

233 views

On regularity of flat families over a DVR

asked Apr 8, 2018 at 16:37

1 vote

0 answers

214 views

Torsion line bundle on hyperelliptic curves and Weierstrass points

asked Mar 22, 2018 at 18:05

3 votes

1 answer

781 views

Glue morphism of schemes defined over irreducible components

asked Mar 12, 2018 at 22:10

1 vote

0 answers

205 views

Twisting a line bundle with the zero section

asked Mar 8, 2018 at 13:32

0 votes

1 answer

347 views

Is the "addition" of flat morphisms flat?

asked Feb 7, 2017 at 0:28

1 vote

1 answer

463 views

Pushforward of coherent sheaves and field extensions

asked Aug 31, 2017 at 12:26

3 votes

0 answers

275 views

Examples of varieties with every stable sheaf simple

asked Aug 25, 2017 at 8:16

3 votes

2 answers

586 views

Finite dimensional division algebra over pseudo-algebraic closed field

asked Aug 24, 2017 at 12:34

1 vote

2 answers

581 views

Is finite union of locally closed subscheme, a scheme

asked Aug 21, 2017 at 7:44

1 vote

1 answer

320 views

Pushforward of semi-stable sheaves under finite field extension

asked Aug 18, 2017 at 15:45

2 votes

0 answers

252 views

Blow-up along singularity of the degeneracy locus

asked Apr 22, 2017 at 18:35

2 votes

0 answers

68 views

Centralizer/Normalizer of global sections of vector bundles on curves

asked Apr 17, 2017 at 15:14

4 votes

1 answer

386 views

Endomorphism of globally generated sheaves on curves

asked Apr 17, 2017 at 0:52

5 votes

0 answers

297 views

Resolving analytic normal crossings singularities

asked Apr 8, 2017 at 13:08

10 votes

2 answers

479 views

Complex varieties with non-torsion homotopy groups

asked Apr 7, 2017 at 1:27

2 votes

1 answer

576 views

Rational points on open subsets of affine space [closed]

asked Mar 9, 2017 at 14:20

Stack Exchange Network

68 Questions

How far is ample from globally-generated

Examples of jumping base locus of complete linear systems

Tensor product of field extensions

Generalization of the Leray-Hirsch theorem

Resolution graph of higher dimensional ADE singularities

A question on linear projection of a smooth projective variety

Bertini's theorem over non-algebraically closed field

Local to global deformation of invertible sheaves

Properties inherited by the coarse moduli space

Representability of Flattening stratification functor

Variation of global sections of line bundles

Endomorphism sheaves of vector bundles

index of smooth varieties

semistability of parabolic bundles

On regularity of flat families over a DVR

Torsion line bundle on hyperelliptic curves and Weierstrass points

Glue morphism of schemes defined over irreducible components

Twisting a line bundle with the zero section

Is the "addition" of flat morphisms flat?

Pushforward of coherent sheaves and field extensions

Examples of varieties with every stable sheaf simple

Finite dimensional division algebra over pseudo-algebraic closed field

Is finite union of locally closed subscheme, a scheme

Pushforward of semi-stable sheaves under finite field extension

Blow-up along singularity of the degeneracy locus

Centralizer/Normalizer of global sections of vector bundles on curves

Endomorphism of globally generated sheaves on curves

Resolving analytic normal crossings singularities

Complex varieties with non-torsion homotopy groups

Rational points on open subsets of affine space [closed]