Karl Schwede's user avatar
Karl Schwede's user avatar
Karl Schwede's user avatar
Karl Schwede
  • Member for 14 years, 2 months
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18 votes
2 answers
3k views

Bertini theorems for base-point-free linear systems in positive characteristics

5 votes
2 answers
509 views

Tame ramification of (mild) curve singularities.

12 votes
2 answers
1k views

Blowups of Cohen-Macaulay varieties

12 votes
2 answers
759 views

Normal Macaulayfications

3 votes
2 answers
534 views

Is weak normality stable under completion?

3 votes
1 answer
193 views

Number of free summands of finite local extensions

6 votes
0 answers
316 views

Does integral closure commute with pushforward

6 votes
1 answer
660 views

Base change of trace for Gorenstein or Cohen-Macaulay morphisms

6 votes
1 answer
453 views

$k[[x]]$ as a $(k[[x]])^p$ module for ugly fields

9 votes
0 answers
2k views

Jacobian ideals reference

7 votes
1 answer
753 views

Effective Serre Vanishing

11 votes
1 answer
665 views

When is there a deformation of a given singularity to a normal singularity

9 votes
0 answers
346 views

Computing Ext for toric divisors

7 votes
0 answers
339 views

The ample cone and ranks of Frobenius on cohomology

14 votes
0 answers
880 views

Frobenius upper shriek/flat of a dualizing complex

3 votes
2 answers
518 views

An easy example of a (1/quasi-)Gorenstein ring with non-trival canonical divisor class.

4 votes
0 answers
336 views

What to call the following variant of tame ramification

15 votes
0 answers
2k views

Relative canonical divisors

4 votes
1 answer
454 views

Reference request, direct summand conjecture in dimension 2