Question

Can the category of chain complexes be realized as a functor category?

score 1.2k · Answer 1 · 2026-04-17 02:35:06

1.2k

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Can the category of chain complexes be realized as a functor category?

Published on 17 Apr 2026 - 2:35

score 330 · Answer 2 · 2026-03-30 22:37:51

330

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Trouble Understanding an Example of a Double Category that is Not a 2-Category

Published on 30 Mar 2026 - 22:37

score 135 · Answer 3 · 2026-03-31 03:28:14

135

Views

2-adjunctions between categories and homotopical categories

Published on 31 Mar 2026 - 3:28

score 116 · Answer 4 · 2026-04-14 16:24:38

116

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The distributive law of multiplication over addition in Beck's paper

Published on 14 Apr 2026 - 16:24

score 249 · Answer 5 · 2026-04-16 07:52:46

249

Views

Which category has Universal property?

Published on 16 Apr 2026 - 7:52

score 64 · Answer 6 · 2026-04-17 06:32:04

64

Views

For a faithful, exact functor $F$, $M=0$ if $FM = 0$

Published on 17 Apr 2026 - 6:32

score 1k · Answer 7 · 2026-04-12 15:30:26

1k

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Homotopy groups of spectra

Published on 12 Apr 2026 - 15:30

score 1.2k · Answer 8 · 2026-04-16 03:49:56

1.2k

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What are the epimorphisms and monomorphisms in the category of affine varieties?

Published on 16 Apr 2026 - 3:49

score 1k · Answer 9 · 2026-04-15 14:43:45

1k

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Why do finite limits commute with filtered colimits in the category of abelian groups?

Published on 15 Apr 2026 - 14:43

score 129 · Answer 10 · 2026-04-16 23:25:13

129

Views

Examples of categories of the form $\operatorname{Hom}(X,-)$ or $\operatorname{Hom}(-,X)$

Published on 16 Apr 2026 - 23:25

score 62 · Answer 11 · 2026-04-14 21:29:46

62

Views

Basic question about Boolean algebras and their consideration as a category

Published on 14 Apr 2026 - 21:29

score 368 · Answer 12 · 2026-04-12 12:44:04

368

Views

Why does every small colimit in $\textbf{Set}$ is universal?

Published on 12 Apr 2026 - 12:44

score 194 · Answer 13 · 2026-04-14 02:37:52

194

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What does it mean to show that a bijection betwen two hom-sets is natural?

Published on 14 Apr 2026 - 2:37

score 214 · Answer 14 · 2026-04-11 02:22:34

214

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What does it mean to establish a natural isomorphism between categories?

Published on 11 Apr 2026 - 2:22

score 43 · Answer 15 · 2026-04-16 05:45:06

43

Views

Is the order of morph-isms in a category meaningful

Published on 16 Apr 2026 - 5:45

List Question

Can the category of chain complexes be realized as a functor category?

Trouble Understanding an Example of a Double Category that is Not a 2-Category

2-adjunctions between categories and homotopical categories

The distributive law of multiplication over addition in Beck's paper

Which category has Universal property?

For a faithful, exact functor $F$, $M=0$ if $FM = 0$

Homotopy groups of spectra

What are the epimorphisms and monomorphisms in the category of affine varieties?

Why do finite limits commute with filtered colimits in the category of abelian groups?

Examples of categories of the form $\operatorname{Hom}(X,-)$ or $\operatorname{Hom}(-,X)$

Basic question about Boolean algebras and their consideration as a category

Why does every small colimit in $\textbf{Set}$ is universal?

What does it mean to show that a bijection betwen two hom-sets is natural?

What does it mean to establish a natural isomorphism between categories?

Is the order of morph-isms in a category meaningful

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