List questions from noncommutative-algebra

Published on 03 Apr 2019 - 15:51

77

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Prime Ideal In Left-Localization

Published on 04 Apr 2019 - 0:24

83

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Computing Ext functor when no projective modules are known.

Published on 13 Apr 2019 - 14:21

921

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multiplication of exponentials for non commuting matrices

Published on 13 Apr 2019 - 17:55

97

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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 25 Mar 2026 - 12:29

47

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Prime property in noncommutative rings without identity

Published on 22 Mar 2026 - 23:30

775

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Artin-Wedderburn theorem and representation theory

Published on 17 Apr 2019 - 16:17

235

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

Published on 17 Apr 2019 - 17:52

98

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

Published on 14 Mar 2026 - 16:04

140

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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 25 Mar 2026 - 6:22

46

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right ideal of Lipschitz quaternions

Published on 04 May 2019 - 9:30

472

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Artin-wedderburn and simple modules

Published on 05 May 2019 - 11:06

86

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Solving an equation in a noncommutative ring.

Published on 08 May 2019 - 19:25

119

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

Published on 17 Mar 2026 - 17:56

64

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A certain decomposition of a semisimple Hopf algebra

Published on 23 Feb 2026 - 2:11

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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