MathOverflow is a question and answer site for professional mathematicians. It only takes a minute to sign up.

Sign up to join this community
Anybody can ask a question
Anybody can answer
The best answers are voted up and rise to the top
MathOverflow

Explore our questions

Ask Question
more tags
Active 3 Bountied Hot Week Month
12 votes
2 answers
578 views

The mysterious significance of local subgroups in finite group theory

Geoff Robinson's user avatar
Geoff Robinson
  • 41.8k
3 votes
1 answer
174 views

Regular embeddings of a reductive groups with induced center

Mikhail Borovoi's user avatar
Mikhail Borovoi
  • 13.4k
2 votes
1 answer
105 views

Using the mapping cone to show that a chain map defines a stable equivalence between two symmetric algebras

Jeremy Rickard's user avatar
Jeremy Rickard
  • 33.2k
2 votes
0 answers
70 views

The double quotient of SU(N) by its diagonal maximal torus

Yilmaz Caddesi's user avatar
Yilmaz Caddesi
  • 95
8 votes
1 answer
264 views

Two versions of parabolic category O

Ben Webster's user avatar
Ben Webster♦
  • 43.4k
3 votes
1 answer
119 views

Symmetric tensor of highest weight modules for $\mathrm{SU}(2)$

Vít Tuček's user avatar
Vít Tuček
  • 8,149
0 votes
0 answers
225 views

Complexification of the Heisenberg group

Z. Alfata's user avatar
Z. Alfata
  • 630
0 votes
0 answers
91 views

How to build a representation of the diffeomorphism group of $U(n)$?

Nicolas Medina Sanchez's user avatar
Nicolas Medina Sanchez
  • 375
9 votes
2 answers
726 views

Classical invariants involving exterior powers of standard representation

The Amplitwist's user avatar
The Amplitwist
  • 1,324
6 votes
0 answers
158 views

Coordinate ring of universal centralizer (BFM space)

LSpice's user avatar
LSpice
  • 10.6k
2 votes
1 answer
163 views

Homotopy classes of homeomorphism vs. Homotopy classes of a biholomorphism

Sam Nead's user avatar
Sam Nead
  • 24.5k
2 votes
0 answers
135 views

Dualizing sheaf for classifying stack and duality

E. KOW's user avatar
E. KOW
  • 597
11 votes
2 answers
693 views

Generalisation of abelianisation using representation theory?

Geoff Robinson's user avatar
Geoff Robinson
  • 41.8k
7 votes
0 answers
130 views

An identity for characters of the symmetric group

Hjalmar Rosengren's user avatar
Hjalmar Rosengren
  • 1,514
Browse more Questions

Your privacy

By clicking “Accept all cookies”, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy.