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15
Math.TechQA.Club
2026-03-19 12:52:08
233
Views
Is the induced map in the following diagram a regular epimorphism?
Published on
19 Mar 2026 - 12:52
#category-theory
#diagram-chasing
145
Views
A question about the functoriality of the module of derivations on the category of algebras
Published on
24 Mar 2026 - 1:34
#commutative-algebra
#differential-forms
#diagram-chasing
169
Views
Proving a diagram chase result from standard lemmas
Published on
19 Mar 2026 - 8:24
#homological-algebra
#exact-sequence
#diagram-chasing
188
Views
Snake lemma for $R$-modules. Help with $\ker$ maps, not connecting hom.
Published on
19 Mar 2026 - 22:26
#category-theory
#modules
#homological-algebra
#diagram-chasing
699
Views
How would one solve Weibel 1.3.1 in a general Abelian category?
Published on
25 Mar 2026 - 1:26
#proof-verification
#category-theory
#homological-algebra
#alternative-proof
#diagram-chasing
701
Views
Category theorists: would you use a software tool for diagramming / chasing?
Published on
24 Mar 2026 - 20:56
#soft-question
#category-theory
#math-software
#diagram-chasing
207
Views
Why is this universal map in a proof of the co-Yoneda lemma actually natural?
Published on
17 Mar 2026 - 13:13
#category-theory
#limits-colimits
#diagram-chasing
#yoneda-lemma
64
Views
Vertical and top arrows??
Published on
21 Mar 2026 - 18:02
#category-theory
#morphism
#diagram-chasing
888
Views
Why pasting a finite number of commutative diagrams is commutative
Published on
20 Mar 2026 - 0:33
#category-theory
#diagram-chasing
222
Views
Adjoint functors, inclusion functor, reflective subcategory
Published on
19 Mar 2026 - 21:36
#category-theory
#adjoint-functors
#diagram-chasing
#exceptional-isomorphisms
1k
Views
Diagrams in category theory: formalizing a concept in diagram-chasing
Published on
24 Mar 2026 - 21:07
#category-theory
#diagram-chasing
162
Views
Commutative hexagonal diagram of Abelian groups; proving a certain equality
Published on
25 Mar 2026 - 3:01
#abstract-algebra
#homological-algebra
#abelian-groups
#exact-sequence
#diagram-chasing
492
Views
Adjunctions and isomorphism.
Published on
25 Mar 2026 - 2:57
#category-theory
#diagram-chasing
212
Views
Condition for pullback to split
Published on
25 Mar 2026 - 2:56
#abstract-algebra
#group-theory
#category-theory
#exact-sequence
#diagram-chasing
52
Views
Can composition of morphisms in a category be carried out on any subgraph of a commutative diagram, in-place?
Published on
23 Mar 2026 - 17:56
#category-theory
#math-software
#function-and-relation-composition
#natural-deduction
#diagram-chasing
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