List questions from group-rings

Published on 06 Aug 2018 - 21:13

194

Views

Question on Group ring $\mathbb{Q}G$ where $G$ is a finite group

Published on 12 Sep 2018 - 21:18

654

Views

The group ring of a ring.

Published on 18 Oct 2018 - 18:23

35

Views

Analogue for Group Rings for multiplicative sets

Published on 07 Nov 2018 - 15:45

346

Views

Description of the group $1+J(FG),$ where $J(FG)$ is jacobson radical of the group ring $GF.$

Published on 12 Nov 2018 - 15:26

293

Views

Finding idempotents in group algebra over $A_n$

Published on 15 Nov 2018 - 19:16

82

Views

$G$ finite group and $\mathbb{C}[G]$ its group ring, show: $K_i = \sum_{a_k\in cl_G(a_i)} a_k $, then $Z(\mathbb{C}[G])=span_\mathbb{C}(K_1,...,K_n)$

Published on 24 Nov 2018 - 18:50

32

Views

Showing that three rings are isomorphic

Published on 28 Nov 2018 - 3:14

294

Views

Group ring isomorphic to matrix ring

Published on 28 Nov 2018 - 15:46

154

Views

Generators of $1+\Delta (G)$, where $\Delta(G)$ is augmentation ideal of group ring $FG.$

Published on 07 Dec 2018 - 5:35

140

Views

How to do congruence-class arithmetic?

Published on 23 Mar 2026 - 20:10

136

Views

Dimension of $J(F(GL_2(3)))$, where $J$ stands for Jacobson radical.

Published on 14 Dec 2018 - 16:59

63

Views

Wedderburn Decomposition by using Clifford theorem.

Published on 26 Dec 2018 - 2:30

63

Views

Onto Algebra homomorphism between group rings.

Published on 29 Dec 2018 - 15:23

196

Views

No onto map between group algebras $FS_5$ onto $M_6(F)$.

Published on 01 Jan 2019 - 3:54

List Question

Reference for Kaplansky's proof that in $\mathbb{C}[G]$, $ab=1$ implies $ba=1$

Question on Group ring $\mathbb{Q}G$ where $G$ is a finite group

The group ring of a ring.

Analogue for Group Rings for multiplicative sets

Description of the group $1+J(FG),$ where $J(FG)$ is jacobson radical of the group ring $GF.$

Finding idempotents in group algebra over $A_n$

$G$ finite group and $\mathbb{C}[G]$ its group ring, show: $K_i = \sum_{a_k\in cl_G(a_i)} a_k $, then $Z(\mathbb{C}[G])=span_\mathbb{C}(K_1,...,K_n)$

Showing that three rings are isomorphic

Group ring isomorphic to matrix ring

Generators of $1+\Delta (G)$, where $\Delta(G)$ is augmentation ideal of group ring $FG.$

How to do congruence-class arithmetic?

Dimension of $J(F(GL_2(3)))$, where $J$ stands for Jacobson radical.

Wedderburn Decomposition by using Clifford theorem.

Onto Algebra homomorphism between group rings.

No onto map between group algebras $FS_5$ onto $M_6(F)$.

Trending Questions

Popular # Hahtags

Popular Questions