Question

Every object admits an anodyne morphism to a saturated object

score 62 · Answer 1 · 2019-05-29 11:18:35

62

Views

Every object admits an anodyne morphism to a saturated object

Published on 29 May 2019 - 11:18

score 377 · Answer 2 · 2026-03-25 11:13:23

377

Views

The category of finitely generated abelian groups does not have enough injectives

Published on 25 Mar 2026 - 11:13

score 275 · Answer 3 · 2019-05-29 17:16:58

275

Views

Colimits exist in reflective subcategories of co-complete categories.

Published on 29 May 2019 - 17:16

score 83 · Answer 4 · 2026-03-26 09:49:57

83

Views

Is the NNO in Cat isomorphic to $\mathbb {N}$ viewed as a discrete, skeletal category?

Published on 26 Mar 2026 - 9:49

score 235 · Answer 5 · 2026-03-25 11:20:20

235

Views

Existence of a left adjoint to the functor between cocomplete category and category of presheaves on small category.

Published on 25 Mar 2026 - 11:20

score 237 · Answer 6 · 2026-03-31 02:45:12

237

Views

Model structures on category of diagrams : stability under composition?

Published on 31 Mar 2026 - 2:45

score 181 · Answer 7 · 2026-04-01 11:16:51

181

Views

Distinguished triangle in abelian triangulated categories

Published on 01 Apr 2026 - 11:16

score 509 · Answer 8 · 2019-05-30 20:15:58

If a category has binary products does that implies that it has all finite products except for possibly the empty product?

score 61 · Answer 9 · 2026-03-28 03:57:06

61

Views

WIth pushout each orthogonality class is an injectivity class

Published on 28 Mar 2026 - 3:57

score 248 · Answer 10 · 2026-04-02 15:13:03

248

Views

Does the category of smooth manifolds over $\mathbb{R}$ have an initial object?

Published on 02 Apr 2026 - 15:13

score 349 · Answer 11 · 2026-03-25 12:40:12

349

Views

Showing that $R^pf_*\mathcal{F} \cong \widetilde{H^p(X, \mathcal{F})}$

Published on 25 Mar 2026 - 12:40

score 134 · Answer 12 · 2019-05-31 06:58:19

134

Views

What would a "strong lax monoidal functor" be called in Saunder Mac Lane's book "Category Theory for the Working Mathematician"?

Published on 31 May 2019 - 6:58

score 39 · Answer 13 · 2019-05-31 09:35:03

39

Views

A morphism on a product in a category

Published on 31 May 2019 - 9:35

score 130 · Answer 14 · 2026-03-29 10:14:32

130

Views

Is the unit object in a closed monoidal category always integral?

Published on 29 Mar 2026 - 10:14

score 46 · Answer 15 · 2026-03-25 09:23:32

46

Views

Distributive law for $\mathbb{C}$-Modules monad and $\mathbb{N}$-Modules monad

Published on 25 Mar 2026 - 9:23

List Question

Every object admits an anodyne morphism to a saturated object

The category of finitely generated abelian groups does not have enough injectives

Colimits exist in reflective subcategories of co-complete categories.

Is the NNO in Cat isomorphic to $\mathbb {N}$ viewed as a discrete, skeletal category?

Existence of a left adjoint to the functor between cocomplete category and category of presheaves on small category.

Model structures on category of diagrams : stability under composition?

Distinguished triangle in abelian triangulated categories

If a category has binary products does that implies that it has all finite products except for possibly the empty product?

WIth pushout each orthogonality class is an injectivity class

Does the category of smooth manifolds over $\mathbb{R}$ have an initial object?

Showing that $R^pf_*\mathcal{F} \cong \widetilde{H^p(X, \mathcal{F})}$

What would a "strong lax monoidal functor" be called in Saunder Mac Lane's book "Category Theory for the Working Mathematician"?

A morphism on a product in a category

Is the unit object in a closed monoidal category always integral?

Distributive law for $\mathbb{C}$-Modules monad and $\mathbb{N}$-Modules monad

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