List questions from morphism

Published on 25 Mar 2026 - 13:16

64

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Vertical and top arrows??

Published on 21 Mar 2026 - 18:02

72

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Lie group homomorphism to $S^1$

Published on 25 Mar 2026 - 17:37

142

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Understand the suspension (topology) and some Lie group examples

Published on 14 Aug 2018 - 19:20

528

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Understanding De/Suspension $\Sigma^{-1}(\Sigma{X})\neq X$

Published on 18 Aug 2018 - 20:55

540

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Kernel of a surjective module morphism $f : R^2 \rightarrow R$ is a free submodule

Published on 17 Sep 2018 - 18:21

374

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Every monic is a kernel

Published on 21 Mar 2026 - 20:35

91

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Bijective comorphism of a polynomial map

Published on 06 Oct 2018 - 13:52

324

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Coproduct of Group Homomorphisms

Published on 22 Mar 2026 - 8:11

55

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Given a $G$-Set isomorphism from $G/H$ to $G/S$, can I make a morphism from $G/H$ to $G/K$ if $S<K$?

Published on 17 Oct 2018 - 2:58

103

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In the proof of the Yoneda Lemma in "Categories & Sheaves" by Kashiwara & Schapira.

Published on 25 Mar 2026 - 5:10

119

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$\lambda$-pure morphisms in $\lambda$-accessible categories are monos, unclear proof

Published on 25 Mar 2026 - 8:40

183

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What is the colon ':' called in category theory morphism definitions?

Published on 17 Dec 2018 - 20:30

51

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Is there a general formalized method to define the homomorphism (structure preserving map) of a structure?

Published on 01 Feb 2019 - 18:12

243

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image of the neutral in group homomorphism

Published on 22 Mar 2026 - 14:33

List Question

Proof of Theorem of Dimension of Fibres

Vertical and top arrows??

Lie group homomorphism to $S^1$

Understand the suspension (topology) and some Lie group examples

Understanding De/Suspension $\Sigma^{-1}(\Sigma{X})\neq X$

Kernel of a surjective module morphism $f : R^2 \rightarrow R$ is a free submodule

Every monic is a kernel

Bijective comorphism of a polynomial map

Coproduct of Group Homomorphisms

Given a $G$-Set isomorphism from $G/H$ to $G/S$, can I make a morphism from $G/H$ to $G/K$ if $S<K$?

In the proof of the Yoneda Lemma in "Categories & Sheaves" by Kashiwara & Schapira.

$\lambda$-pure morphisms in $\lambda$-accessible categories are monos, unclear proof

What is the colon ':' called in category theory morphism definitions?

Is there a general formalized method to define the homomorphism (structure preserving map) of a structure?

image of the neutral in group homomorphism

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