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kiseki

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39 Questions

Views Newest Activity Votes

votes

answers

12k

views

What is a good introductory text for moduli theory?

Sep 18 '14 at 23:05 isomorphismes 419

votes

answers

16k

views

Roadmap for studying arithmetic geometry

ag.algebraic-geometry reference-request arithmetic-geometry textbook-recommendation

Aug 25 '17 at 22:22 Rodrigo de Azevedo 1,967

votes

answers

views

why we need rigid geometry?

arithmetic-geometry

Apr 21 '12 at 4:44 Community♦ 1

votes

answer

views

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

ag.algebraic-geometry arithmetic-geometry

Mar 4 '16 at 0:45 R. van Dobben de Bruyn 11.8k

votes

answers

862

views

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

ag.algebraic-geometry arithmetic-geometry nt.number-theory

Mar 9 '13 at 17:34 Will Sawin 80k

votes

answer

717

views

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

ag.algebraic-geometry reference-request

Jun 27 '12 at 20:43 Martin Brandenburg 49k

votes

answer

746

views

a question of ranks of matrices

linear-algebra matrices

Dec 18 '13 at 8:00 Andreas Maurischat 276

votes

answer

448

views

relations between log schemes and toric varieties

ag.algebraic-geometry

Feb 17 '13 at 12:46 kiseki 1,733

votes

answer

447

views

Formal power series over a henselian ring

ac.commutative-algebra

Oct 23 '14 at 14:15 Francesco Polizzi 52.1k

votes

answer

786

views

deformation of stable curve

ag.algebraic-geometry

Jan 30 '13 at 23:58 Jason Starr 3,750

votes

answer

245

views

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

arithmetic-geometry ag.algebraic-geometry

Jun 15 '13 at 5:58 Lalit Jain 535

votes

answers

352

views

trivial deformation of a smooth affine scheme over complete DVR

ag.algebraic-geometry

Apr 7 '13 at 8:13 kiseki 1,733

votes

answers

542

views

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

ag.algebraic-geometry

Jun 25 '12 at 5:54 kiseki 1,733

votes

answers

views

how to compute the henselization of some simple rings?

ac.commutative-algebra ag.algebraic-geometry

Feb 11 '12 at 23:09 Ray Hoobler 586

votes

answer

464

views

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

ag.algebraic-geometry

May 20 '14 at 8:13 Community♦ 1

votes

answer

165

views

morphism of injective objects

derived-categories homological-algebra

Mar 28 '13 at 20:48 Ralph 15.2k

votes

answers

500

views

An example of almost etale extension

arithmetic-geometry ag.algebraic-geometry

Nov 29 '12 at 13:32 kiseki 1,733

votes

answer

648

views

reduction of elliptic curves

ag.algebraic-geometry elliptic-curves neron-models

Sep 10 '12 at 15:22 Qfwfq 18.5k

votes

answers

144

views

Curves whose stable reductions do not contain rational curves

ag.algebraic-geometry arithmetic-geometry

Jul 11 '12 at 14:26 MTS 7,629

votes

answers

371

views

questions about cohomology class

ag.algebraic-geometry

Jan 30 '12 at 9:19 kiseki 1,733

votes

answer

209

views

questions of localization of topos

topos-theory ct.category-theory

Nov 3 '14 at 21:41 Simon Henry 21.1k

votes

answer

219

views

morphism between two elliptic curves over a local field

arithmetic-geometry ag.algebraic-geometry

May 1 '13 at 7:39 Laurent Moret-Bailly 16.1k

votes

answers

324

views

Galois action on special fiber of a stable model

ag.algebraic-geometry

Jan 28 '13 at 5:29 user30379 271

votes

answer

429

views

Tannakian fundamental group for finitely linear representation of group

ag.algebraic-geometry

Dec 26 '12 at 0:35 S. Carnahan♦ 39.8k

votes

answer

418

views

good references in moduli stack and stable reduction

ag.algebraic-geometry arithmetic-geometry reference-request

Jun 6 '12 at 15:50 Papiro 1,491

votes

answer

701

views

Is strict Henselian ring a excellent ring?

ag.algebraic-geometry ac.commutative-algebra

May 19 '12 at 8:56 Denis-Charles Cisinski 9,067

votes

answers

123

views

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

arithmetic-geometry

Apr 24 '12 at 7:25 kiseki 1,733

votes

answer

235

views

a question about stable curve

ag.algebraic-geometry

Mar 13 '12 at 15:20 Sophie 76

votes

answers

421

views

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

ag.algebraic-geometry stacks

Dec 18 '11 at 9:54 Martin Brandenburg 49k

vote

answers

134

views

morphism of dual abelian variety

ag.algebraic-geometry

Jun 15 '14 at 3:42 kiseki 1,733

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39 Questions

What is a good introductory text for moduli theory?

Roadmap for studying arithmetic geometry

why we need rigid geometry?

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

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

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

a question of ranks of matrices

relations between log schemes and toric varieties

Formal power series over a henselian ring

deformation of stable curve

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

trivial deformation of a smooth affine scheme over complete DVR

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

how to compute the henselization of some simple rings?

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

morphism of injective objects

An example of almost etale extension

reduction of elliptic curves

Curves whose stable reductions do not contain rational curves

questions about cohomology class

questions of localization of topos

morphism between two elliptic curves over a local field

Galois action on special fiber of a stable model

Tannakian fundamental group for finitely linear representation of group

good references in moduli stack and stable reduction

Is strict Henselian ring a excellent ring?

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

a question about stable curve

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

morphism of dual abelian variety