Question

Snake lemma and regular epi mono factorization

score 220 · Answer 1 · 2026-03-23 11:39:11

220

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Snake lemma and regular epi mono factorization

Published on 23 Mar 2026 - 11:39

score 918 · Answer 2 · 2026-03-17 11:59:40

918

Views

Cartesian product uniqueness (up to bijection). Need to clarify two questions.

Published on 17 Mar 2026 - 11:59

score 245 · Answer 3 · 2018-02-01 00:49:05

245

Views

How does one phrase the construction of the tensor product categorically?

Published on 01 Feb 2018 - 0:49

score 82 · Answer 4 · 2026-03-23 02:12:19

82

Views

A question to Weibel’s IHA lemma 2.6.14 Part 2

Published on 23 Mar 2026 - 2:12

score 329 · Answer 5 · 2026-03-23 00:03:39

329

Views

Recent sets of notes/newly available online books on category theory?

Published on 23 Mar 2026 - 0:03

score 103 · Answer 6 · 2018-02-01 12:15:02

103

Views

Injective object in the category of rings

Published on 01 Feb 2018 - 12:15

score 130 · Answer 7 · 2018-02-01 15:02:58

Show that the functor $H: J \rightarrow \text{Ab}$ sending each $X$ to the free abelian group generated by the set $X$ is not continuous.

score 330 · Answer 8 · 2026-03-25 01:27:14

330

Views

Understanding the definition of "preserving limits"

Published on 25 Mar 2026 - 1:27

score 109 · Answer 9 · 2026-03-25 01:28:49

109

Views

Understanding products in category theory: When is $H(\prod b_i) = \prod H(b_i) \text{ or } H(\prod b_i) \cong \prod H(b_i)$?

Published on 25 Mar 2026 - 1:28

score 242 · Answer 10 · 2026-03-22 16:02:07

242

Views

Pushout in Commutative $\mathbb{Z}$-Alg

Published on 22 Mar 2026 - 16:02

score 158 · Answer 11 · 2018-02-02 00:27:41

158

Views

Forgetful Functor ($\mathbb{Z}$-Alg to Ab) and Limits/Colimits

Published on 02 Feb 2018 - 0:27

score 56 · Answer 12 · 2026-03-23 08:40:00

56

Views

Is coreflectiveness transitive?

Published on 23 Mar 2026 - 8:40

score 251 · Answer 13 · 2018-02-02 14:45:00

251

Views

A weaker notion of exponential object?

Published on 02 Feb 2018 - 14:45

score 214 · Answer 14 · 2018-02-02 15:14:23

214

Views

Meaning of "parallel" in the context of arrows and functions (category theory)

Published on 02 Feb 2018 - 15:14

score 305 · Answer 15 · 2018-02-02 19:06:06

305

Views

Is the limit of the empty diagram considered a product?

Published on 02 Feb 2018 - 19:06

List Question

Snake lemma and regular epi mono factorization

Cartesian product uniqueness (up to bijection). Need to clarify two questions.

How does one phrase the construction of the tensor product categorically?

A question to Weibel’s IHA lemma 2.6.14 Part 2

Recent sets of notes/newly available online books on category theory?

Injective object in the category of rings

Show that the functor $H: J \rightarrow \text{Ab}$ sending each $X$ to the free abelian group generated by the set $X$ is not continuous.

Understanding the definition of "preserving limits"

Understanding products in category theory: When is $H(\prod b_i) = \prod H(b_i) \text{ or } H(\prod b_i) \cong \prod H(b_i)$?

Pushout in Commutative $\mathbb{Z}$-Alg

Forgetful Functor ($\mathbb{Z}$-Alg to Ab) and Limits/Colimits

Is coreflectiveness transitive?

A weaker notion of exponential object?

Meaning of "parallel" in the context of arrows and functions (category theory)

Is the limit of the empty diagram considered a product?

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