User Torsten Ekedahl

3 votes

Accepted

What is known beyond the tangent cone for hypersurface singularities?

answered May 7, 2010 at 4:11

3 votes

Proof of Steinberg's tensor product theorem

answered Mar 23, 2010 at 17:20

3 votes

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Hypersurfaces without real points

answered Mar 26, 2011 at 8:24

3 votes

Accepted

Is a double centralizer type theorem ( encountered in semisimple algebras) true for algebraic groups ?

answered May 1, 2011 at 7:18

3 votes

Accepted

Is there an analog of Clifford Theorem in the setting of Lie algebras?

answered Jun 24, 2011 at 17:40

3 votes

I was wondering if the set of singular loops is a (somewhere) submanifold of loop space?

answered Sep 10, 2011 at 9:10

3 votes

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The Jacobson radical of an infinite dimensional algebra

answered Sep 2, 2011 at 5:49

2 votes

Fields obtained by adjoining x coordinates of torsion points on elliptic curves

answered Oct 5, 2011 at 17:31

2 votes

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Cohomology of the general linear group on punctured spectra of 2-dimensional power series rings

answered Jul 5, 2011 at 17:12

2 votes

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For an l-adic sheaf (F_n), why is the complex F_n of finite Tor dimension?

answered May 29, 2011 at 5:49

2 votes

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What is an obviously coordinate-independent description of the Chevellay-Eilenberg complex for a Lie algebroid?

answered May 28, 2010 at 18:03

2 votes

How to fit res map into a long exact sequence?

answered May 25, 2010 at 4:04

2 votes

Simplicity of (complex) orthogonal groups

answered Jun 21, 2010 at 20:24

2 votes

Presentation of the cohomology of generalized flag varieties as graded ranks of rings of symmetric polynomials

answered Oct 1, 2010 at 18:57

2 votes

Families of sheaves and automorphisms

answered Oct 9, 2010 at 9:54

2 votes

Accepted

covers of complete regular local rings

answered Feb 7, 2011 at 20:22

2 votes

Non-vanishing cohomology of line bundles on projective varieties in prime characteristic?

answered Nov 10, 2010 at 15:53

1 vote

A family of hypersurfaces with many points

answered Nov 17, 2010 at 23:22

1 vote

Accepted

Cofibrations of differential graded commutative algebras

answered Oct 8, 2010 at 17:46

1 vote

Cohomology groups of an intersection

answered Oct 4, 2010 at 5:15

1 vote

Group Action with a Fixed-Point Property

answered Jun 27, 2010 at 11:59

1 vote

A condition on finite groups

answered May 30, 2010 at 21:34

1 vote

Smooth linear algebraic groups over the dual numbers

answered Apr 22, 2010 at 6:37

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203 Answers

What is known beyond the tangent cone for hypersurface singularities?

Proof of Steinberg's tensor product theorem

Hypersurfaces without real points

Is a double centralizer type theorem ( encountered in semisimple algebras) true for algebraic groups ?

Is there an analog of Clifford Theorem in the setting of Lie algebras?

I was wondering if the set of singular loops is a (somewhere) submanifold of loop space?

The Jacobson radical of an infinite dimensional algebra

Fields obtained by adjoining x coordinates of torsion points on elliptic curves

Cohomology of the general linear group on punctured spectra of 2-dimensional power series rings

For an l-adic sheaf (F_n), why is the complex F_n of finite Tor dimension?

What is an obviously coordinate-independent description of the Chevellay-Eilenberg complex for a Lie algebroid?

How to fit res map into a long exact sequence?

Simplicity of (complex) orthogonal groups

Presentation of the cohomology of generalized flag varieties as graded ranks of rings of symmetric polynomials

Families of sheaves and automorphisms

covers of complete regular local rings

Non-vanishing cohomology of line bundles on projective varieties in prime characteristic?

A family of hypersurfaces with many points

Cofibrations of differential graded commutative algebras

Cohomology groups of an intersection

Group Action with a Fixed-Point Property

A condition on finite groups

Smooth linear algebraic groups over the dual numbers