List questions from category-theory

Published on 27 Jun 2019 - 13:20

333

Views

Horn Filling Condition in Quasicategories

Published on 26 Mar 2026 - 20:40

54

Views

What does ⟨ -,- ⟩ mean in the context of category theory?

Published on 04 Apr 2026 - 0:16

66

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How can we see a functor $F:C\to D$ as a "model" of the "theory" $C$?

Published on 27 Jun 2019 - 18:46

149

Views

Preradicals commute with coproducts

Published on 27 Jun 2019 - 21:30

260

Views

Tannaka duality for closed monoidal categories

Published on 25 Mar 2026 - 17:18

140

Views

Bimorphism which is neither injective nor surjective

Published on 25 Mar 2026 - 6:24

100

Views

Reflections in locally presentable categories

Published on 27 Mar 2026 - 17:30

98

Views

Are there any interesting categories/objects whose products are isomorphic to themselves?

Published on 28 Mar 2026 - 20:54

106

Views

For $C$ small and $D$ locally small, $D^C$ is locally small. Why is the assumption '$D$ locally small' necessary?

Published on 29 Jun 2019 - 8:30

175

Views

On the proof that $1_{\textbf{Set}}$ is representable

Published on 25 Mar 2026 - 7:51

74

Views

On the definition of $F(A)$ being isomorphic to $G(A)$ naturally in $A$

Published on 30 Jun 2019 - 1:12

76

Views

reflective subcategory

Published on 26 Mar 2026 - 19:33

89

Views

A claim about a family of arrows forming a natural isomorphism

Published on 25 Mar 2026 - 15:12

74

Views

Confusion about the functoriality of $H_A:\mathscr A^{op}\to \mathbf{Set}$

Published on 25 Mar 2026 - 15:17

List Question

Categorical view on swapping function arguments

Horn Filling Condition in Quasicategories

What does ⟨ -,- ⟩ mean in the context of category theory?

How can we see a functor $F:C\to D$ as a "model" of the "theory" $C$?

Preradicals commute with coproducts

Tannaka duality for closed monoidal categories

Bimorphism which is neither injective nor surjective

Reflections in locally presentable categories

Are there any interesting categories/objects whose products are isomorphic to themselves?

For $C$ small and $D$ locally small, $D^C$ is locally small. Why is the assumption '$D$ locally small' necessary?

On the proof that $1_{\textbf{Set}}$ is representable

On the definition of $F(A)$ being isomorphic to $G(A)$ naturally in $A$

reflective subcategory

A claim about a family of arrows forming a natural isomorphism

Confusion about the functoriality of $H_A:\mathscr A^{op}\to \mathbf{Set}$

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