User kiseki

49 votes

8 answers

26k views

Roadmap for studying arithmetic geometry

asked Apr 16, 2010 at 11:01

40 votes

13 answers

15k views

What is a good introductory text for moduli theory?

asked Oct 29, 2010 at 13:00

16 votes

2 answers

5k views

why we need rigid geometry?

asked Jan 7, 2012 at 8:34

12 votes

1 answer

1k views

What is the first cohomology $H_{fppf}^{1}(X, \alpha_{p})$?

asked Jan 1, 2016 at 7:38

8 votes

1 answer

810 views

References about the Grothendieck's way of algebraizing the notions of calculus and differential geometry

asked Jun 27, 2012 at 13:02

8 votes

2 answers

1k views

How to see the geometry and arithmetic of tannakian fundamental groups?

asked Mar 7, 2013 at 11:05

7 votes

1 answer

605 views

relations between log schemes and toric varieties

asked Feb 16, 2013 at 13:37

6 votes

1 answer

763 views

a question of ranks of matrices

asked Aug 10, 2013 at 5:48

5 votes

1 answer

616 views

Formal power series over a henselian ring

asked Feb 18, 2013 at 12:48

5 votes

0 answers

860 views

English version of Manin's "Correspondences, motifs and monoidal transformations "

asked Jun 25, 2012 at 4:10

5 votes

2 answers

2k views

how to compute the henselization of some simple rings?

asked Feb 10, 2012 at 4:12

4 votes

1 answer

969 views

deformation of stable curve

asked Jan 24, 2013 at 9:15

4 votes

0 answers

435 views

trivial deformation of a smooth affine scheme over complete DVR

asked Apr 6, 2013 at 7:13

4 votes

1 answer

326 views

pro-$\ell$ etale fundamental group of a semi-abelian variety

asked May 11, 2013 at 13:36

4 votes

1 answer

772 views

monodromy action on etale cohomology of proper smooth family over a curve

asked May 20, 2014 at 7:38

3 votes

1 answer

186 views

morphism of injective objects

asked Mar 28, 2013 at 12:57

3 votes

3 answers

456 views

Galois action on special fiber of a stable model

asked Jan 27, 2013 at 11:56

3 votes

0 answers

145 views

Curves whose stable reductions do not contain rational curves

asked Jul 11, 2012 at 13:19

3 votes

1 answer

765 views

reduction of elliptic curves

asked Sep 10, 2012 at 7:31

3 votes

0 answers

646 views

An example of almost etale extension

asked Nov 29, 2012 at 8:05

3 votes

0 answers

472 views

questions about cohomology class

asked Jan 30, 2012 at 9:19

2 votes

1 answer

884 views

Is strict Henselian ring a excellent ring?

asked May 18, 2012 at 23:48

2 votes

1 answer

337 views

a question about stable curve

asked Mar 13, 2012 at 11:25

2 votes

0 answers

129 views

why find a good field extension such that the curve has semi-stable model is important?

asked Apr 24, 2012 at 6:19

2 votes

1 answer

449 views

good references in moduli stack and stable reduction

asked Aug 2, 2011 at 12:58

2 votes

0 answers

450 views

what's the coherent sheaf and sheaf cohomology on Deligne-Mumford stack ?

asked Dec 17, 2011 at 5:55

2 votes

1 answer

554 views

Tannakian fundamental group for finitely linear representation of group

asked Dec 25, 2012 at 2:49

2 votes

1 answer

234 views

questions of localization of topos

asked Mar 30, 2013 at 9:46

2 votes

1 answer

234 views

morphism between two elliptic curves over a local field

asked May 1, 2013 at 7:04

1 vote

1 answer

182 views

question of topos and site

asked Mar 28, 2013 at 7:12

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39 Questions

Roadmap for studying arithmetic geometry

What is a good introductory text for moduli theory?

why we need rigid geometry?

What is the first cohomology $H_{fppf}^{1}(X, \alpha_{p})$?

References about the Grothendieck's way of algebraizing the notions of calculus and differential geometry

How to see the geometry and arithmetic of tannakian fundamental groups?

relations between log schemes and toric varieties

a question of ranks of matrices

Formal power series over a henselian ring

English version of Manin's "Correspondences, motifs and monoidal transformations "

how to compute the henselization of some simple rings?

deformation of stable curve

trivial deformation of a smooth affine scheme over complete DVR

pro-$\ell$ etale fundamental group of a semi-abelian variety

monodromy action on etale cohomology of proper smooth family over a curve

morphism of injective objects

Galois action on special fiber of a stable model

Curves whose stable reductions do not contain rational curves

reduction of elliptic curves

An example of almost etale extension

questions about cohomology class

Is strict Henselian ring a excellent ring?

a question about stable curve

why find a good field extension such that the curve has semi-stable model is important?

good references in moduli stack and stable reduction

what's the coherent sheaf and sheaf cohomology on Deligne-Mumford stack ?

Tannakian fundamental group for finitely linear representation of group

questions of localization of topos

morphism between two elliptic curves over a local field

question of topos and site