15

Questions

votes newest views recent

4

3

votes

1

answer

1k

views

What a geometer should know … [closed]

reference-request soft-question geometry topology

feb 14 11 at 23:27 John Sidles 973●6●16

3

3

votes

6

answers

1k

views

Explicit equations for Schubert varieties

ag.algebraic-geometry lie-groups algebraic-groups

sep 9 10 at 11:05 Najdorf 494●3●9

2

0

votes

2

answers

975

views

Nilpotent Lie algebras and unipotent Lie groups

lie-algebras lie-groups rt.representation-theory

sep 11 10 at 5:11 Theo Johnson-Freyd 23k●2●28●114

4

votes

3

answers

819

views

“Resume de cours” by J. Tits

reference-request

mar 20 11 at 22:10 Tom De Medts 2,941●7●17

3

4

votes

4

answers

767

views

Subsystems of Peano arithmetic and incompleteness theorem

lo.logic foundations set-theory

feb 20 12 at 12:19 Emil Jeřábek 10.8k●1●27●42

2

3

votes

1

answer

581

views

Quotients of unipotent groups

algebraic-groups arithmetic-groups

sep 13 10 at 17:12 Bill Thurston 17.8k●8●62●100

2

votes

1

answer

575

views

A possible mistake in Kac’s “Infinite Dimensional Lie Algebras”

lie-algebras kac-moody-algebras root-systems

jul 29 at 21:55 Jim Humphreys 26.4k●38●87

-2

votes

2

answers

571

views

Question on Linear Operators

topological-vector-spaces unbounded-operators fa.functional-analysis

jul 21 11 at 20:37 Qiaochu Yuan 38.8k●5●117●306

1

1

vote

2

answers

566

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A question about the affine Grassmanian

symmetric-spaces loop-spaces infinite-dimensional lie-groups ag.algebraic-geometry

jan 23 11 at 4:28 David Ben-Zvi 12.6k●1●28●51

2

5

votes

3

answers

543

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Explicit isomorphism between distributions and universal enveloping algebra

rt.representation-theory lie-groups schwartz-distributions

jan 31 12 at 7:42 Alexander Chervov 7,308●1●16●43