List questions from noncommutative-algebra

Published on 09 Apr 2026 - 5:55

118

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Non-unital algebra homomorphism with strange property

Published on 14 Apr 2026 - 11:34

86

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coprime ideals in a ring

Published on 16 Apr 2026 - 15:20

78

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Identity in a composition algebra

Published on 11 May 2026 - 0:03

62

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Prove that $\frac{R}{J(R)}$ is a domain

Published on 14 Apr 2026 - 21:50

51

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Powers of an element $x$ in a non-associative algebra

Published on 03 May 2026 - 13:48

73

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Simplify the differential form $d [ A, B]$

Published on 10 May 2026 - 15:07

585

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Non-Commutative Rings: Prime ideals in a left Artinian Ring are maximal

Published on 15 Apr 2026 - 13:00

74

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Wedge product of coalgebras

Published on 10 May 2026 - 20:39

95

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Universal enveloping algebra and the Rees ring

Published on 14 Apr 2026 - 22:06

169

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Why called double centralizer property?

Published on 10 Apr 2026 - 17:41

428

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When The Center and Abelianization are Isomorphic

Published on 12 Apr 2026 - 12:40

46

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Bound $\|(A+B)-(A^{1/4}(1+A^{-1/2}BA^{-1/2})^{1/2}A^{1/4})^2\|$ in terms of commutator $\|AB-BA\|$

Published on 17 Apr 2026 - 20:01

37

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Cohen structure theorem for completions at non maximal ideals

Published on 14 Apr 2026 - 0:40

49

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$\Bbb R$-algebras of rank $2$

Published on 10 May 2026 - 23:28

List Question

what makes quaternion representation of rotations unique?

Non-unital algebra homomorphism with strange property

coprime ideals in a ring

Identity in a composition algebra

Prove that $\frac{R}{J(R)}$ is a domain

Powers of an element $x$ in a non-associative algebra

Simplify the differential form $d [ A, B]$

Non-Commutative Rings: Prime ideals in a left Artinian Ring are maximal

Wedge product of coalgebras

Universal enveloping algebra and the Rees ring

Why called double centralizer property?

When The Center and Abelianization are Isomorphic

Bound $\|(A+B)-(A^{1/4}(1+A^{-1/2}BA^{-1/2})^{1/2}A^{1/4})^2\|$ in terms of commutator $\|AB-BA\|$

Cohen structure theorem for completions at non maximal ideals

$\Bbb R$-algebras of rank $2$

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