Question

Should a left module be an enriched functor or enriched presheaf?

score 107 · Answer 1 · 2026-04-05 17:12:53

107

Views

Should a left module be an enriched functor or enriched presheaf?

Published on 05 Apr 2026 - 17:12

score 333 · Answer 2 · 2026-04-03 06:16:22

333

Views

What's the significance of defining group as a group object in category $\mathcal{Set}$?

Published on 03 Apr 2026 - 6:16

score 698 · Answer 3 · 2014-05-19 08:28:16

698

Views

Notation of category theory

Published on 19 May 2014 - 8:28

score 199 · Answer 4 · 2026-03-25 19:03:38

199

Views

Question about the univalence axiom versus skeleta.

Published on 25 Mar 2026 - 19:03

score 947 · Answer 5 · 2026-03-25 14:19:59

947

Views

Right adjoint to forgetful functor $\mathbf{Cat} \to \mathbf{Graph}$

Published on 25 Mar 2026 - 14:19

score 4.2k · Answer 6 · 2026-04-02 16:32:27

4.2k

Views

showing exact functors preserve exact sequences (abelian categories, additive functors, and kernels)

Published on 02 Apr 2026 - 16:32

score 544 · Answer 7 · 2026-03-28 04:52:10

544

Views

The dense topology

Published on 28 Mar 2026 - 4:52

score 93 · Answer 8 · 2026-04-04 11:58:43

93

Views

Is there a term for an endomorphism defined up to conjugation by an automorphism?

Published on 04 Apr 2026 - 11:58

score 230 · Answer 9 · 2014-05-23 00:11:39

230

Views

Foundations in category theory

Published on 23 May 2014 - 0:11

score 205 · Answer 10 · 2026-04-08 17:37:34

205

Views

Showing that a diagram commutes in the most economical way

Published on 08 Apr 2026 - 17:37

score 1.5k · Answer 11 · 2014-05-24 06:42:33

1.5k

Views

Exercise from Rotman: formal power series ring as inverse limit

Published on 24 May 2014 - 6:42

score 89 · Answer 12 · 2014-05-24 08:50:45

89

Views

Is the collection of dinatural transformations between two functors a category?

Published on 24 May 2014 - 8:50

score 859 · Answer 13 · 2026-04-05 17:15:01

859

Views

Exercise from Rotman, direct limit of quotient modules

Published on 05 Apr 2026 - 17:15

score 75 · Answer 14 · 2014-05-24 14:17:45

75

Views

morphisms in $Vect_k^\otimes$

Published on 24 May 2014 - 14:17

score 138 · Answer 15 · 2014-05-24 14:32:33

138

Views

automorphism group of forgetful functor $Vect_k^{gr} \to Vect_k$

Published on 24 May 2014 - 14:32

List Question

Should a left module be an enriched functor or enriched presheaf?

What's the significance of defining group as a group object in category $\mathcal{Set}$?

Notation of category theory

Question about the univalence axiom versus skeleta.

Right adjoint to forgetful functor $\mathbf{Cat} \to \mathbf{Graph}$

showing exact functors preserve exact sequences (abelian categories, additive functors, and kernels)

The dense topology

Is there a term for an endomorphism defined up to conjugation by an automorphism?

Foundations in category theory

Showing that a diagram commutes in the most economical way

Exercise from Rotman: formal power series ring as inverse limit

Is the collection of dinatural transformations between two functors a category?

Exercise from Rotman, direct limit of quotient modules

morphisms in $Vect_k^\otimes$

automorphism group of forgetful functor $Vect_k^{gr} \to Vect_k$

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