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user565739
  • Member for 13 years, 11 months
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22 votes
1 answer
6k views

formal completion

9 votes
3 answers
5k views

normal crossing divisor v.s. strict normal crossing divisor

6 votes
0 answers
2k views

Newton Method in $p$-adic case

5 votes
1 answer
2k views

module of differentials of formal power series ring and of its field of quotiens

5 votes
0 answers
781 views

morphism which is open but not universally open

4 votes
1 answer
3k views

dual isogeny for abelian varieties over a general field

3 votes
1 answer
469 views

universal finite differential module of affinoid algebra

3 votes
1 answer
998 views

what´s a finite group scheme action on a variety?

3 votes
1 answer
191 views

geometrical reducedness of the identity connected component (reference request)

3 votes
1 answer
1k views

Automorphism groups of Elliptic curves as Galois module

3 votes
1 answer
1k views

books (or notes) on complex multiplication

3 votes
2 answers
429 views

Induced maps of an automorphism of a curve on the tangent ot its jacobian and on its differential forms

3 votes
0 answers
321 views

algebraic de Rham cohomology of a smooth pair

2 votes
1 answer
464 views

Algebraic de Rham cohomology - open subvariety and normal crossing

2 votes
0 answers
604 views

Induced map on algebraic de Rham cohomology

2 votes
1 answer
341 views

kernel of an isogeny and coker of its induced map on the Tate module

2 votes
1 answer
488 views

a question on continuity of $G$-module for a profinite group $G$

2 votes
0 answers
277 views

Does the fundamental equality control finiteness?

2 votes
1 answer
508 views

Galois-fixed divisor class group

2 votes
1 answer
2k views

quotient of a variety by a finite group scheme

2 votes
2 answers
647 views

a question about affiness [duplicate]

1 vote
3 answers
1k views

best deterministic complexity for factoring polynomials over finite field

1 vote
1 answer
1k views

Computation for composition of polynomials

1 vote
1 answer
1k views

resolution of singular points on curve

1 vote
0 answers
311 views

two different properties for the quotient

1 vote
0 answers
63 views

Exhaustiveness and regularness of a filtration of a complex

1 vote
1 answer
769 views

complex multiplication

1 vote
1 answer
397 views

+ functor (used to construct sheafification)'s property

0 votes
1 answer
205 views

What's the geometrical meaning when one regards a function field as over its full constant field

0 votes
1 answer
558 views

Need help on explanations of moduli space (of genus 1 curves) [closed]