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Hans Sachs's user avatar
Hans Sachs's user avatar
Hans Sachs
  • Member for 6 years, 11 months
  • Last seen more than 2 years ago
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question
13
Which rational cohomology classes on a product of elliptic curves come from subschemes?
Jan 7, 2018
question
12
birational geometry of moduli spaces: why work on the coarse space?
Aug 24, 2020
question
6
Schubert cycles on Grassmannian bundles
Jun 6, 2018
question
6
smoothness of Hurwitz spaces with arbitrary ramification profiles
Jan 17, 2019
question
6
Vanishing of Chow groups of $\mathcal{M}_{g,n}$
Jan 13, 2020
question
5
Curve-counting with fixed source
Oct 27, 2018
question
4
program to compute hurwitz numbers
Feb 10, 2020
question
3
multiplicity of components in resolution of surface singularity
May 11, 2018
question
3
when do effective line bundles have uniformly bounded H^1?
Apr 24, 2019
question
2
When can you resolve rational maps to proper stacks by blowing up?
Jun 27, 2018
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12
Why consider ramification only over number fields?
10
extract Catalan numbers from generating function via residues
7
Is every ideal class represented by a prime?