User Chen - MathOverflow

Chen

Member for 8 years, 9 months
Last seen this week

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1,533

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answers

47

questions

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9

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Inquisitive

Jan 25, 2020
Enthusiast

Sep 17, 2013
Yearling

× 7

Sep 17, 2020

12

bronze badges

Disciplined

Nov 25, 2013
Tumbleweed

Oct 31, 2013
Peer Pressure

Apr 4, 2015

Top tags

ag.algebraic-geometry

0

Score

45

Posts

96

Posts %

deformation-theory

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Score

12

Posts

26

Posts %

reference-request

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Score

7

Posts

15

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algebraic-curves

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Score

6

Posts

13

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ac.commutative-algebra

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5

Posts

11

Posts %

singularity-theory

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Score

4

Posts

9

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Top posts

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All Questions Answers

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11

Deformation invariance of Fano varieties

Apr 7, 2017

8

Is an open subscheme of a rationally connected variety, rationally connected?

Sep 18, 2018

6

Naive question on local cohomology

Sep 11, 2018

6

Whitney stratification for proper morphisms

Jan 24, 2020

5

Intermediate Jacobian of abelian varieties

Dec 20, 2018

5

Poincare duality in families of smooth, projective curves

Feb 6, 2019

5

Is projective morphism with projective fiber flat?

Sep 5, 2013

4

On Serre's twisting sheaf

Sep 5, 2013

4

Fibers of flat morphism

Aug 20, 2013

4

Why should we study deformations of perfect complexes

Sep 12, 2013

Top network posts

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14

Kernel of a morphism from a locally free sheaf is locally free

7

If sections of certain sheaves agree on an open neighbourhood does it agree globally?

6

Infinitesimal deformation of projective schemes

6

Pullback of Cartier divisors

5

Global sections of Serre's twisting sheaf