89

Questions

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2

7

votes

1

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662

views

Counting characteristic subgroups

gr.group-theory

jan 5 11 at 13:58 Bill Thurston 17.6k●8●62●100

2

7

votes

3

answers

553

views

Less discriminating discriminants

ag.algebraic-geometry polynomials

aug 8 11 at 18:31 SPG 246●1●5

3

7

votes

2

answers

541

views

Cohomology of lattice subgroups

gr.group-theory lie-groups

may 12 11 at 17:49 Kamlesh Parwani 1

2

6

votes

1

answer

223

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computing abelianizations

gr.group-theory computability-theory computational-complexity

apr 20 11 at 2:00 Mark Sapir 27.5k●2●57●118

1

6

votes

1

answer

230

views

Simplices in convex polytopes

combinatorial-geometry co.combinatorics algebraic-combinatorics computational-complexity

oct 19 11 at 2:58 Gjergji Zaimi 37.4k●2●72●149

2

6

votes

2

answers

591

views

Conic hulls and cones

computational-geometry computational-complexity oc.optimization-control

jul 13 11 at 12:38 ken-clarkson 51●2

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6

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3

answers

354

views

A (nameless?) product in the category of groups, and its properties

gr.group-theory

mar 30 11 at 8:17 Abel Stolz 653●2●9

3

6

votes

3

answers

611

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Hidden convexity

dg.differential-geometry ca.analysis-and-odes

feb 1 11 at 0:04 Sergei Ivanov 22.3k●45●94

6

votes

2

answers

465

views

Homological computations

at.algebraic-topology gt.geometric-topology computer-algebra

oct 8 11 at 9:54 Igor Rivin 31.1k●3●37●71

2

6

votes

0

answers

314

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Distribution of the sizes of conjugacy classes in the symmetric group.

gr.group-theory pr.probability

dec 26 11 at 5:26 Gjergji Zaimi 37.4k●2●72●149