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Jan
16
asked When stable curves can be embedded to their Jacobian?
Jan
1
awarded  Nice Question
Jan
1
comment What is the first cohomology $H_{fppf}^{1}(X, \alpha_{p})$?
@van Dobben de Bruyn: Thanks! Happy new year!
Jan
1
comment What is the first cohomology $H_{fppf}^{1}(X, \alpha_{p})$?
@Niels: So, $(\mathbb{Z}/p\mathbb{Z})^{2(g-r)}$ ?
Jan
1
comment What is the first cohomology $H_{fppf}^{1}(X, \alpha_{p})$?
@van Dobben de Bruyn: Does this mean $H^{1}_{fppf}(X, \alpha_{p})$ is not a finite group ?
Jan
1
awarded  Custodian
Jan
1
reviewed Edit What is the first cohomology $H_{fppf}^{1}(X, \alpha_{p})$?
Jan
1
asked What is the first cohomology $H_{fppf}^{1}(X, \alpha_{p})$?
Oct
22
awarded  Nice Question
Jul
2
awarded  Inquisitive
Jul
2
awarded  Curious
Jun
15
asked morphism of dual abelian variety
May
20
asked monodromy action on etale cohomology of proper smooth family over a curve
Aug
14
asked a question of profinite groups 2
Aug
10
revised a question of ranks of matrices
edited body
Aug
10
comment a question of ranks of matrices
Sorry, I have a typo
Aug
10
comment a question of ranks of matrices
@Gerry: we assume $m>n$.
Aug
10
asked a question of ranks of matrices
May
27
awarded  Popular Question
May
11
revised pro-$\ell$ etale fundamental group of a semi-abelian variety
added 32 characters in body; added 26 characters in body; deleted 1 characters in body