Gejza Jenča's user avatar
Gejza Jenča's user avatar
Gejza Jenča's user avatar
Gejza Jenča
  • Member for 14 years
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36 votes
6 answers
12k views

The category of posets

10 votes
1 answer
605 views

Entangled permutations of a multiset

7 votes
0 answers
396 views

What is this subclass of $k$-colorable graphs called?

6 votes
1 answer
499 views

Are left adjoints a left adjoint?

5 votes
2 answers
580 views

Coequalizers in an Eilenberg-Moore category

4 votes
2 answers
907 views

Is there any nontrivial monad on the category of graphs?

3 votes
2 answers
268 views

Comonads from monoids

3 votes
0 answers
154 views

Monoidal structure from a coproduct on a dense subcategory

1 vote
0 answers
62 views

Something like Dedekind-MacNeille completion

1 vote
1 answer
504 views

Actions of $Z_n$ and actions of $Z_{n-1}$

1 vote
1 answer
187 views

Lax monoids where only the unit triangle is lax

0 votes
1 answer
62 views

Monoid morphisms satisfying a decomposition condition