List questions from noncommutative-algebra

Published on 15 Apr 2026 - 5:56

81

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Prime Ideal In Left-Localization

Published on 11 May 2026 - 4:58

86

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Computing Ext functor when no projective modules are known.

Published on 15 Apr 2026 - 0:47

924

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multiplication of exponentials for non commuting matrices

Published on 13 Apr 2026 - 22:52

98

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Example III.3.2(1) of Baumslag's "Topics in Combinatorial Group Theory": proving $F=\operatorname{gp}(1+\xi\mid \xi\in\Xi)$ is free.

Published on 10 May 2026 - 18:45

53

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Prime property in noncommutative rings without identity

Published on 20 Apr 2026 - 5:49

778

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Artin-Wedderburn theorem and representation theory

Published on 14 Apr 2026 - 12:05

238

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Relation between Symmetric algebra and Universal enveloping algebra as Lie algebras.

Published on 13 Apr 2026 - 8:29

100

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Quasi-compactness of the Zariski topology on the spectrum of abelian category

Published on 10 May 2026 - 15:10

141

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$X \in \sqrt{{\rm Ann\,( gr\,} M)} \iff \exists m \in \mathbb{N} \text{ such that } \forall j \in \mathbb{Z} ,\; x^mM_j \subset M_{j + mn - 1}$

Published on 10 May 2026 - 12:39

49

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right ideal of Lipschitz quaternions

Published on 14 Apr 2026 - 11:21

475

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Artin-wedderburn and simple modules

Published on 15 Apr 2026 - 10:55

89

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Solving an equation in a noncommutative ring.

Published on 13 Apr 2026 - 3:52

123

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Is the ring $R$ a topological ring with respect to the following topology?

Published on 05 May 2026 - 9:17

65

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A certain decomposition of a semisimple Hopf algebra

Published on 09 Apr 2026 - 8:07

List Question

Non-Commutative Algebra book

Prime Ideal In Left-Localization

Computing Ext functor when no projective modules are known.

multiplication of exponentials for non commuting matrices

Example III.3.2(1) of Baumslag's "Topics in Combinatorial Group Theory": proving $F=\operatorname{gp}(1+\xi\mid \xi\in\Xi)$ is free.

Prime property in noncommutative rings without identity

Artin-Wedderburn theorem and representation theory

Relation between Symmetric algebra and Universal enveloping algebra as Lie algebras.

Quasi-compactness of the Zariski topology on the spectrum of abelian category

$X \in \sqrt{{\rm Ann\,( gr\,} M)} \iff \exists m \in \mathbb{N} \text{ such that } \forall j \in \mathbb{Z} ,\; x^mM_j \subset M_{j + mn - 1}$

right ideal of Lipschitz quaternions

Artin-wedderburn and simple modules

Solving an equation in a noncommutative ring.

Is the ring $R$ a topological ring with respect to the following topology?

A certain decomposition of a semisimple Hopf algebra

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