List questions from noncommutative-algebra

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tensor product and direct product of algebra presentations

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Representing sums of matrix algebras as group rings

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Inverse function of product of exponential matrices

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Question about Noncommutative Rings by I. N. Herstein

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Criterion for Simpleness of Modules over an Algebra

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Multiplicity of the simple $R$-module $M$ in the semisimple ring $R$

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Example of unital non-commutative ring with $(ab)^2=(ba)^2$ for all $a,b$

Published on 02 Jun 2013 - 0:24

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How 'commutative' can a non-commutative ring be?

Published on 03 Jun 2013 - 19:08

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Is there a proof of this that does not use idempotents?

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When a group algebra (semigroup algebra) is an Artinian algebra?

Published on 06 Jun 2013 - 6:29

139

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What assumptions are needed to prove that $(ab)c=b(ac)$ implies commutativity & associativity?

Published on 28 Jun 2013 - 5:28

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Algebra isomorphisms

Published on 04 Jul 2013 - 10:06

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$I$ semisimple + $R/I$ semisimple $\implies$ $R$ semisimple

Published on 05 Jul 2013 - 14:41

251

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Semisimplicity of End$_{F[G]}(M)$

Published on 12 Jul 2013 - 17:41

List Question

In the lattice of ideals, what are the lowerbounds of the prime ideals?

tensor product and direct product of algebra presentations

Representing sums of matrix algebras as group rings

Inverse function of product of exponential matrices

Question about Noncommutative Rings by I. N. Herstein

Criterion for Simpleness of Modules over an Algebra

Multiplicity of the simple $R$-module $M$ in the semisimple ring $R$

Example of unital non-commutative ring with $(ab)^2=(ba)^2$ for all $a,b$

How 'commutative' can a non-commutative ring be?

Is there a proof of this that does not use idempotents?

When a group algebra (semigroup algebra) is an Artinian algebra?

What assumptions are needed to prove that $(ab)c=b(ac)$ implies commutativity & associativity?

Algebra isomorphisms

$I$ semisimple + $R/I$ semisimple $\implies$ $R$ semisimple

Semisimplicity of End$_{F[G]}(M)$

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