Leo Herr's user avatar
Leo Herr's user avatar
Leo Herr's user avatar
Leo Herr
  • Member for 6 years, 11 months
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12 votes
0 answers
261 views

Do connected algebraic stacks have a smooth cover by a connected scheme?

10 votes
1 answer
328 views

When is a twisted form coming from a torsor trivial?

6 votes
2 answers
345 views

Distinguished triangle of dualizing complexes and/or determinants?

6 votes
0 answers
137 views

Is the monoid of all cancellative finitely generated commutative monoids cancellative?

5 votes
1 answer
191 views

Extending rational maps of nodal curves

5 votes
0 answers
325 views

Most divisors on a curve aren't special?

4 votes
0 answers
189 views

K theoretic pushforward along gerbes

4 votes
0 answers
190 views

Does cohomology and base change hold if supported at a point?

3 votes
1 answer
286 views

When do generizations ("generalizations") lift uniquely?

3 votes
0 answers
205 views

If the normalization is affine, is it affine? (if quasiaffine)

3 votes
0 answers
140 views

Hypercovers with sieves

2 votes
1 answer
339 views

K/G-theory of affine bundles

2 votes
1 answer
160 views

Is the blowup of a toric variety corresponding to a subdivision normal?

2 votes
0 answers
134 views

Torsors for nonabelian groups and maps to contracted products

1 vote
0 answers
233 views

Is there an intrinsic Gauss map?

1 vote
0 answers
110 views

Pushforward of sheaves along finite etale map

1 vote
2 answers
260 views

Pushforward of structure sheaf along a torsor for a finite group

1 vote
0 answers
88 views

Geometric quotients of DM stacks by group actions

1 vote
0 answers
138 views

G Theory Localization Sequence without "quasiseparated"