Karl Schwede

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Name Karl Schwede
Member for 3 years
Seen 8 hours ago
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Location Pennsylvania
Age 34
I'm an assistant professor at Penn State. I work on algebraic geometry and commutative algebra.
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Relative canonical divisors

oct 28 10 at 15:47 Karl Schwede 11.5k●1●14●35

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Computing Ext for toric divisors

aug 17 11 at 20:06 Karl Schwede 11.5k●1●14●35

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The ample cone and ranks of Frobenius on cohomology

apr 11 11 at 16:12 Karl Schwede 11.5k●1●14●35

 

 
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Effective Serre Vanishing

aug 23 at 16:17 Markus Lange-Hegermann 86●2

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200

Answers
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Blackbox Theorems (3)
28
Is primary decomposition still important?
20
Is there a “geometric” intuition underlying the notion of normal varieties?
20
What formal properties should resolution of singularities have?
20
What is the definition of exceptional divisor？
15
Is the blowup of a normal scheme necessarily normal?
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open but not affine subscheme?example?
14
Examples of interesting false proofs
14
Submitting papers “out of logical order” due to different review times or rejections
13
Top cohomology of resolution of singularities
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About injective hull
13
Is there an analog of Kodaira vanishing for singular varieties
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Cohen-Macaulay domain with non-Cohen-Macaulay normalization?
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Higher direct images and singular varieties
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Frobenius splitting of Fano varieties
11
When do blowups ‘'commute’'?
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What are some open problems in algebraic geometry? (2)
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Finite map from quasi-projective variety
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Frobenius splitting over non-algebraically closed fields
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Algebraic geometry examples
10
Dualizing sheaf of reducible variety?
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Resolution of singularities
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Is the normalization map bijective?
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Blow-up along a subscheme and along its associated reduced closed subscheme
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Is the pushforward of a line bundle on the smooth locus of a terminal singularity again a line bundle?
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When is the intersection of an isolated normal singularity with a generic linear subspace through that singularity normal?
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When does a finite morphism induce isomorphism on cohomology?
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Checking normality of variety
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Life after Hartshorne (the book, not the person)…
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Flatness of normalization (2)
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