Evan Jenkins's user avatar
Evan Jenkins's user avatar
Evan Jenkins's user avatar
Evan Jenkins
  • Member for 14 years, 5 months
  • Last seen more than a month ago
40 votes
5 answers
9k views

Induction and Coinduction of Representations

16 votes
0 answers
2k views

What is known about module categories over general monoidal categories?

16 votes
4 answers
1k views

Is there a tricategory of bicategories and biprofunctors?

15 votes
2 answers
1k views

Obstruction theory for non-simple spaces

13 votes
2 answers
4k views

Is there a meaningful difference between biased and unbiased composition?

10 votes
1 answer
413 views

Is an invertible biset necessarily a bitorsor?

8 votes
2 answers
2k views

What is an example of a ring in which the intersection of all maximal two-sided ideals is not equal to the Jacobson radical?

7 votes
1 answer
953 views

Is a pseudonatural transformation of strict 2-functors to Cat isomorphic to a 2-natural transformation?

7 votes
1 answer
391 views

Do dualizable Hopf algebras in braided categories have invertible antipodes?

6 votes
1 answer
484 views

Recovering Spherical Harmonics from Discrete Samples

6 votes
1 answer
175 views

Can $S_n$ be partitioned into subsets containing an involution and satisfying $∀σ≠τ, ∃j$ s.t. $σ(j)≠τ(j),σ^{−1}(j)=τ^{−1}(j)$?

6 votes
1 answer
520 views

What is the right way to define the nerve of an unbiased monoidal category?

3 votes
0 answers
226 views

What is the underlying graphical calculus of the Interactions-Round-a-Face lattice model?