29

Questions

8
17
votes
3
answers
2k
views

Is there a combinatorial analogue of Ricci flow?

feb 8 at 0:57 Joseph O'Rourke 43.2k149214

5
14
votes
1
answer
1k
views

Calculating 6j-symbols (aka Racah-Wigner coefficients) for quantum groups

mar 10 10 at 1:03 Chris Schommer-Pries 10.2k11757

9
11
votes
4
answers
1k
views

Is there an explicit construction of a free coalgebra?

jan 22 12 at 17:54 Theo Johnson-Freyd 22.2k227110

 
4
votes
2
answers
1k
views

If you went into a coma now and woke in twenty years time what would be your first post on MO? [closed]

jul 10 10 at 14:18 Angelo 19.4k34775

6
8
votes
1
answer
913
views

Finding recurrence relation for a sequence of polynomials

aug 5 10 at 7:57 Martin Rubey 1,447513

5
9
votes
2
answers
744
views

Can you find linear recurrence relation for dimensions of invariant tensors?

mar 10 10 at 9:51 Bruce Westbury 6,63521025

3
6
votes
3
answers
595
views

Is the classification of finite p-groups a smooth problem?

jan 14 11 at 0:06 Yiftach Barnea 2,31011018

3
11
votes
1
answer
565
views

Can the Jacobi-Trudi identity be understood as a BGG resolution?

jun 9 10 at 12:36 Bruce Westbury 6,63521025

4
7
votes
1
answer
558
views

Is an irreducible holomorphic symplectic manifold a simple Lie algebra?

jun 7 at 8:14 Bruce Westbury 6,63521025

2
6
votes
1
answer
489
views

Representations of the three string braid group

mar 9 10 at 7:32 lieven lebruyn 2,632914

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