User Stefano - MathOverflow

Stefano

Member for 6 years, 11 months
Last seen more than a month ago

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13 Questions

Score Activity Newest Views

9 votes

2 answers

704 views

Reference request: birational automorphism group is finite

asked Sep 8, 2018 at 4:44

8 votes

0 answers

158 views

On a smooth curve $C$, when is $K_C \sim_\mathbb{Q} (2g-2)P$?

asked Mar 9, 2018 at 18:03

6 votes

1 answer

321 views

Breaking a morphism with generic fiber $\mathbb{F}_n$

asked Sep 28, 2018 at 15:57

5 votes

0 answers

268 views

Jacobian fibration of an abelian fibration

asked Mar 22, 2020 at 22:41

5 votes

1 answer

272 views

$K_X+B \equiv 0$ implies $K_X + B \sim_\mathbb{Q} 0$?

asked Sep 26, 2018 at 0:28

5 votes

0 answers

211 views

In search for examples concerning pushforward of nef divisors and lc-trivial fibrations

asked Jun 26, 2017 at 18:01

5 votes

2 answers

573 views

Log canonical counterexample to Kawamata-Viehweg vanishing

asked Sep 23, 2016 at 0:11

4 votes

0 answers

166 views

How close is $h^0(mD)$ to be a polynomial?

asked Feb 4, 2017 at 3:54

2 votes

1 answer

561 views

Castelnuovo and Artin contractibility criteria for families

asked Apr 21, 2017 at 21:25

1 vote

1 answer

214 views

Big divisors in family

asked Nov 22, 2016 at 18:41

1 vote

1 answer

287 views

Reference request: $f^*D$ semi-ample, then $D$ semi-ample

asked May 27, 2018 at 22:00

0 votes

0 answers

81 views

$H$ very ample, $f$ finite, is there uniform $C=C(\mathrm{deg}(f))$ for $C f^* H$ very ample?

asked Jul 16, 2018 at 15:25

0 votes

0 answers

226 views

Explicit adjunction formula and local top form

asked Aug 19, 2016 at 17:12