List questions from semi-simple-rings

Published on 09 Apr 2021 - 2:33

81

Views

Proof of " $M$ is semisimple implies every submodule is a direct summand" step clarification.

Published on 09 Apr 2021 - 12:11

210

Views

$R$ is finitely generated?

Published on 09 Apr 2021 - 22:37

117

Views

how to prove finitely many? which route is easier?

Published on 10 Apr 2021 - 3:17

173

Views

Intersection of all maximal ideal in a semi-simple ring.

Published on 12 Apr 2021 - 11:13

69

Views

Please help, getting a contradiction with non-commutative tensor products

Published on 19 Apr 2021 - 11:18

75

Views

Multiplication by an element in semisimple subalgebra of endomorphism

Published on 26 May 2021 - 3:04

98

Views

Semisimplicity and global dimension

Published on 09 Jun 2021 - 9:33

90

Views

Galois group of the Galois closure of a subfield.

Published on 26 Jun 2021 - 2:23

58

Views

$D \otimes_k K \cong M_p(K)$ with $D$ a central simple division algebra of dimension $p^2$

Published on 15 Jul 2021 - 18:27

199

Views

Why is the element in the radical of a C* algebra nilpotent?

Published on 20 Aug 2021 - 6:46

221

Views

Representations of $GL_n(F_q)$ over a finite field

Published on 26 Aug 2021 - 12:48

215

Views

Rings such that every module is a direct sum of generator modules

Published on 09 Sep 2021 - 7:39

254

Views

For a module $M$ one has $rad(M)=0$ if and only if $M$ is isomorphic to a submodule of a direct product of simple modules

Published on 10 Sep 2021 - 9:30

144

Views

Simple modules in the decomposition of modular group algebra KG

Published on 24 Sep 2021 - 4:05

List Question

Using finitely generated in proof (2).

Proof of " $M$ is semisimple implies every submodule is a direct summand" step clarification.

$R$ is finitely generated?

how to prove finitely many? which route is easier?

Intersection of all maximal ideal in a semi-simple ring.

Please help, getting a contradiction with non-commutative tensor products

Multiplication by an element in semisimple subalgebra of endomorphism

Semisimplicity and global dimension

Galois group of the Galois closure of a subfield.

$D \otimes_k K \cong M_p(K)$ with $D$ a central simple division algebra of dimension $p^2$

Why is the element in the radical of a C* algebra nilpotent?

Representations of $GL_n(F_q)$ over a finite field

Rings such that every module is a direct sum of generator modules

For a module $M$ one has $rad(M)=0$ if and only if $M$ is isomorphic to a submodule of a direct product of simple modules

Simple modules in the decomposition of modular group algebra KG

Trending Questions

Popular # Hahtags

Popular Questions