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15
Math.TechQA.Club
2026-04-15 00:16:58
176
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A graph with a nonassociative composition
Published on
15 Apr 2026 - 0:16
#graph-theory
#category-theory
352
Views
Definition of enriched category as lax-monoidal functor
Published on
15 Apr 2026 - 16:48
#category-theory
#monoidal-categories
#enriched-category-theory
3.2k
Views
Basic Example of Yoneda Lemma?
Published on
15 Apr 2026 - 10:57
#category-theory
#examples-counterexamples
#yoneda-lemma
53
Views
Every monoid admits a surjection from a free monoid?
Published on
12 Apr 2026 - 10:34
#category-theory
#monoid
142
Views
Every monoid admits a surjection from a free monoid?
Published on
11 Apr 2026 - 4:21
#category-theory
976
Views
Kan extension as a limit: an example
Published on
09 Apr 2026 - 8:03
#category-theory
#limits-colimits
#kan-extensions
136
Views
Is there a sensible way to compose "algebraic sets" between objects?
Published on
12 Apr 2026 - 11:58
#category-theory
39
Views
Is the enriched $\underline{\mathrm{Top}}_{\mathrm{G}}$ tensored and cotensored?
Published on
13 Apr 2026 - 23:22
#category-theory
141
Views
Notation of the Isom object
Published on
10 Apr 2026 - 21:07
#category-theory
#exponentiation
125
Views
A name and notation for a category
Published on
02 May 2026 - 5:58
#notation
#category-theory
#terminology
434
Views
Coequalizers in category of algebras
Published on
16 Apr 2026 - 8:45
#category-theory
#algebras
#monads
1.1k
Views
Proof that the free and forgetful functor (Set to Monoid) are adjoint
Published on
09 Apr 2026 - 1:08
#category-theory
173
Views
Must exact functors send acyclics to acyclics?
Published on
16 Apr 2026 - 3:11
#algebraic-geometry
#category-theory
#homology-cohomology
#derived-functors
159
Views
Left adjoint to forgetful functor between varieties of algebras
Published on
13 Apr 2026 - 9:59
#abstract-algebra
#category-theory
#adjoint-functors
#monads
146
Views
Category $\text{Matr}$ with $\text{Obj(Matr)} = \mathbb{Z}_{\geq 0}$
Published on
15 Apr 2026 - 21:14
#category-theory
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