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15
Math.TechQA.Club
2026-04-14 23:29:48
200
Views
Sweedler Notation: $\eta\epsilon$ is the identity element of the convolution product
Published on
14 Apr 2026 - 23:29
#abstract-algebra
#solution-verification
#convolution
#hopf-algebras
#coalgebras
276
Views
Proving uniqueness of antipodes in Hopf algebras
Published on
25 Mar 2026 - 19:05
#abstract-algebra
#hopf-algebras
#coalgebras
100
Views
How to show the $\kappa$-small functor is $\kappa$-accessible? (coalgebraic logic)
Published on
29 Apr 2026 - 12:51
#category-theory
#coalgebras
#accessible-categories
154
Views
Is $T(V)$ an almost cocommutative algebra?
Published on
11 Apr 2026 - 15:34
#abstract-algebra
#hopf-algebras
#coalgebras
68
Views
Cosemisimple coalgebras and uniqueness of their cosimple decompositions
Published on
10 May 2026 - 18:59
#abstract-algebra
#hopf-algebras
#quantum-groups
#coalgebras
331
Views
Where can I find coderivations?
Published on
14 Apr 2026 - 6:54
#reference-request
#hopf-algebras
#coalgebras
81
Views
How can one define a set of formulas inductively, without some base propositions being defined first?
Published on
12 Apr 2026 - 0:15
#logic
#propositional-calculus
#modal-logic
#coalgebras
3k
Views
Meaning of the antipode in Hopf algebras?
Published on
13 Apr 2026 - 17:48
#abstract-algebra
#representation-theory
#hopf-algebras
#coalgebras
509
Views
Is every algebra a coalgebra?
Published on
10 Apr 2026 - 0:33
#hopf-algebras
#coalgebras
565
Views
Why is the cofree coalgebra defined in this way?
Published on
13 Apr 2026 - 7:34
#abstract-algebra
#coalgebras
37
Views
Question on a paper by Shnider and Sternberg
Published on
15 Apr 2026 - 12:48
#representation-theory
#hopf-algebras
#deformation-theory
#coalgebras
519
Views
Relation between left coideal and coideal.
Published on
14 Apr 2026 - 7:09
#abstract-algebra
#hopf-algebras
#coalgebras
596
Views
Every coalgebra is the sum of its finite-dimensional subcoalgebras
Published on
11 Apr 2026 - 13:17
#abstract-algebra
#hopf-algebras
#coalgebras
227
Views
notation of counitality using Sweedler notation
Published on
15 Apr 2026 - 7:20
#abstract-algebra
#notation
#hopf-algebras
#coalgebras
50
Views
Is the set finite words over an alphabet a final coalgebra*?
Published on
15 Apr 2026 - 0:55
#formal-languages
#coalgebras
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