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red_trumpet
  • Member for 7 years, 5 months
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  • Germany
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I there, I'm studying mathematics in germany.

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question
16
Can non-reduced fibers appear over a subset of codimension $\geq 2$?
Feb 8, 2021
question
13
J.-P. Serre: Duality of regular differentials on singular curves
Oct 20, 2020
question
9
Divided power algebra is artinian as a module over the polynomial ring
Nov 2, 2018
question
7
About "strict" short exact sequences in quasi-abelian subcategory of a derived category
Nov 21, 2019
question
6
Why is the scheme of isomorphisms of sheaves affine over the base?
Nov 4, 2021
question
6
Reference request: Automorphisms of $\mathbb C\{x,y\}$ which preserve the equation of the cusp, $x^3 - y^2$
Feb 23
answer
6
J.-P. Serre: Duality of regular differentials on singular curves
Mar 23, 2021
answer
5
Why is the scheme of isomorphisms of sheaves affine over the base?
Nov 5, 2021
question
4
Jordan–Hölder sequence for $\mu$-semi stable sheaves
Dec 13, 2019
question
4
Why does a deformation modify the complex structure *holomorphically*?
Jul 9, 2021
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77
How to read mp3 tags in shell?
36
Why does chktex lint "command terminated with space"?
30
Rearrange PDF pages using the command-line
30
How to read mp3 tags in shell?
22
How to backup GNOME terminal emulator settings?