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MTS
  • Member for 14 years, 5 months
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76 votes
7 answers
8k views

Example of a manifold which is not a homogeneous space of any Lie group

9 votes
7 answers
8k views

Uncountable family of infinite subsets with pairwise finite intersections

26 votes
5 answers
3k views

Presenting work in progress [closed]

23 votes
2 answers
2k views

Koszul duality between Weyl and Clifford algebras?

22 votes
4 answers
2k views

A matrix algebra has no deformations?

29 votes
6 answers
2k views

How to recognize a Hopf algebra?

9 votes
1 answer
2k views

Generators of associated graded algebra

8 votes
2 answers
2k views

BGG resolution and representations of parabolic subalgebras

9 votes
3 answers
1k views

Module category equivalent to graded module category?

9 votes
1 answer
1k views

(Elementary?) combinatorial identity expressing binomial coefficients as an alternating sum over permutations.

11 votes
5 answers
1k views

Perspective on the diamond lemma in ring theory

13 votes
1 answer
1k views

2-cocycle twists of braided Hopf algebras

11 votes
1 answer
808 views

R-matrices, crystal bases, and the limit as q -> 1

14 votes
0 answers
784 views

Splitting of homomorphism from cactus group to permutation group

11 votes
1 answer
710 views

Unitary representations of Quantum Groups

1 vote
2 answers
646 views

Software for noncommutative Groebner bases over rational function fields

5 votes
1 answer
592 views

Associated graded of filtered module-algebra over a Hopf algebra

8 votes
2 answers
520 views

Idempotency of the q-antisymmetrizer

7 votes
1 answer
304 views

Real forms of Drinfeld-Jimbo quantum groups

7 votes
0 answers
217 views

Does the braid group act faithfully on the quantized enveloping algebra?

4 votes
0 answers
195 views

Orbit of rank-one projection under compact group action

2 votes
2 answers
166 views

Specialization of PBW-algebras over rational function field