Question

What is the terminology for a product of a ring with a group (like the quaternions) or (more generally) with a monoid (like a polynomial ring)?

score 53 · Answer 1 · 2020-11-24 04:46:45

53

Views

What is the terminology for a product of a ring with a group (like the quaternions) or (more generally) with a monoid (like a polynomial ring)?

Published on 24 Nov 2020 - 4:46

score 19 · Answer 2 · 2020-11-28 21:39:11

19

Views

$\mathbb{Z}_{2}G$ as the class of finite subsets of $G$

Published on 28 Nov 2020 - 21:39

score 183 · Answer 3 · 2020-12-05 00:37:46

183

Views

Isomorphism of group rings

Published on 05 Dec 2020 - 0:37

score 59 · Answer 4 · 2020-12-12 15:44:22

59

Views

Groups with isomorphic group rings have the same homology

Published on 12 Dec 2020 - 15:44

score 130 · Answer 5 · 2020-12-19 01:32:51

130

Views

group algebra and its center

Published on 19 Dec 2020 - 1:32

score 102 · Answer 6 · 2020-12-24 07:16:15

102

Views

A little bit confused about group rings

Published on 24 Dec 2020 - 7:16

score 216 · Answer 7 · 2021-01-04 19:35:14

216

Views

Is it true that primitive idempotents of $kS_n \otimes_k kS_m$ are just tensor of idempotents of $kS_n$ and $kS_m$?

Published on 04 Jan 2021 - 19:35

score 528 · Answer 8 · 2021-01-24 09:06:22

528

Views

Show that $N=g_1 + g_2 + \cdots g_n$ is in the center of the group ring $RG$

Published on 24 Jan 2021 - 9:06

score 98 · Answer 9 · 2021-01-28 14:12:06

98

Views

Common multiples in a group ring

Published on 28 Jan 2021 - 14:12

score 69 · Answer 10 · 2021-01-31 01:30:24

69

Views

A problem on group rings from Isaacs Algebra, a Graduate Course

Published on 31 Jan 2021 - 1:30

score 743 · Answer 11 · 2021-02-09 00:56:08

743

Views

Group Algebra of Direct Product is Tensor Product of Group Algebras

Published on 09 Feb 2021 - 0:56

score 202 · Answer 12 · 2021-02-16 22:21:48

202

Views

Isomorphism Between Cyclic group algebra and Quotient Polynomial Ring

Published on 16 Feb 2021 - 22:21

score 44 · Answer 13 · 2021-02-19 15:10:21

44

Views

Why that element belongs to FC subgroup?

Published on 19 Feb 2021 - 15:10

score 64 · Answer 14 · 2021-03-01 16:39:24

64

Views

Module Over the Group Algebra of a Ring

Published on 01 Mar 2021 - 16:39

score 130 · Answer 15 · 2021-04-07 13:11:00

130

Views

Tensor products of group algebras

Published on 07 Apr 2021 - 13:11

List Question

What is the terminology for a product of a ring with a group (like the quaternions) or (more generally) with a monoid (like a polynomial ring)?

$\mathbb{Z}_{2}G$ as the class of finite subsets of $G$

Isomorphism of group rings

Groups with isomorphic group rings have the same homology

group algebra and its center

A little bit confused about group rings

Is it true that primitive idempotents of $kS_n \otimes_k kS_m$ are just tensor of idempotents of $kS_n$ and $kS_m$?

Show that $N=g_1 + g_2 + \cdots g_n$ is in the center of the group ring $RG$

Common multiples in a group ring

A problem on group rings from Isaacs Algebra, a Graduate Course

Group Algebra of Direct Product is Tensor Product of Group Algebras

Isomorphism Between Cyclic group algebra and Quotient Polynomial Ring

Why that element belongs to FC subgroup?

Module Over the Group Algebra of a Ring

Tensor products of group algebras

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