List questions from algebras

Published on 18 Mar 2026 - 10:12

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Example of a ring of finite global dimension with flat qu0tient

Published on 22 Mar 2026 - 16:33

56

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Show that $|5|=2^{n-2}$ when $n \ge 3$ in $U(2^n)$

Published on 10 Aug 2014 - 8:35

131

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Depth and kernel of multiplication map

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Example of a ring which is not CM at all its prime ideals

Published on 15 Aug 2014 - 13:56

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Algebra generated by a collection of subsets of a set X

Published on 02 Sep 2014 - 21:20

142

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Motivation for graded algebras

Published on 03 Sep 2014 - 16:47

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Why does $x= (5/3)$ behave the same as $x=(-5/-3)$ in the equation $2x + 3 = 5x - 2$?

Published on 23 Sep 2014 - 16:38

50

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0-1 roots in a free algebra

Published on 24 Sep 2014 - 13:05

127

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Commutative diagram of algebras in Atiyah and Macdonald.

Published on 02 Oct 2014 - 17:47

34

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How the following Algebraic expression came?

Published on 04 Oct 2014 - 12:44

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What is an $R$-algebra?

Published on 12 Oct 2014 - 16:24

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A counterexample to $Ae\simeq Ae^{\prime}\to A(1-e)\simeq A(1-e^{\prime})$

Published on 16 Oct 2014 - 18:58

70

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A general solution for a (x+y)^n = x^n + y^n

Published on 20 Oct 2014 - 8:45

174

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Krull-Schmidt theorem and internally cancellable modules?

Published on 20 Oct 2014 - 18:08

List Question

Example of a regular element in noncommutative rings

Example of a ring of finite global dimension with flat qu0tient

Show that $|5|=2^{n-2}$ when $n \ge 3$ in $U(2^n)$

Depth and kernel of multiplication map

Example of a ring which is not CM at all its prime ideals

Algebra generated by a collection of subsets of a set X

Motivation for graded algebras

Why does $x= (5/3)$ behave the same as $x=(-5/-3)$ in the equation $2x + 3 = 5x - 2$?

0-1 roots in a free algebra

Commutative diagram of algebras in Atiyah and Macdonald.

How the following Algebraic expression came?

What is an $R$-algebra?

A counterexample to $Ae\simeq Ae^{\prime}\to A(1-e)\simeq A(1-e^{\prime})$

A general solution for a (x+y)^n = x^n + y^n

Krull-Schmidt theorem and internally cancellable modules?

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