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Johan's user avatar
Johan's user avatar
Johan
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All Questions Answers
Score Newest
answer
15
Gerbes over finite fields
Jul 28
answer
8
Does the strict henselization satisfy Going-Up?
May 7, 2021
answer
7
Does $X\times Y$ have the resolution property if both $X$ and $Y$ have?
Oct 18, 2021
answer
5
Reference request: What is the definition of a quasi-finite morphism of algebraic stacks?
Apr 3, 2021
answer
5
When is it possible to localize a scheme along a closed subscheme?
Aug 22, 2022
answer
4
Is the perfection (perfect closure) presheaf a sheaf?
Mar 17, 2020
answer
4
Finitely generated modules over Noetherian local ring that become isomorphic after faithfully flat base change
Aug 12, 2021
answer
3
Closed points of a closed subscheme of $\mathbb{P}^n$ over the residue field and the fraction field of a valuation ring $R$
Mar 26, 2020
answer
3
Generic Galois alteration of an arithmetic model with semistable special fiber
Apr 26, 2020
answer
3
For an abelian scheme, $R^pf_* \Omega^q$ is locally free and its formation is compatible with any base change
May 24, 2020

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