Question

What is the intersection of the vertices of a face of a simplicial complex?

score 122 · Answer 1 · 2026-05-05 08:18:10

122

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What is the intersection of the vertices of a face of a simplicial complex?

Published on 05 May 2026 - 8:18

score 1.9k · Answer 2 · 2026-05-06 05:28:13

1.9k

Views

Group with order $pq$ has subgroups of order $p$ and $q$

Published on 06 May 2026 - 5:28

score 99 · Answer 3 · 2026-05-05 03:52:56

99

Views

How to construct a group whose "size" grows between polynomially and exponentially.

Published on 05 May 2026 - 3:52

score 198 · Answer 4 · 2026-05-03 23:14:05

198

Views

Conjugacy class formula

Published on 03 May 2026 - 23:14

score 128 · Answer 5 · 2026-05-07 07:36:46

128

Views

$G$ abelian when $Z(G)$ is a proper subset of $G$?

Published on 07 May 2026 - 7:36

score 201 · Answer 6 · 2026-05-05 07:20:18

201

Views

A group of order 189 is not simple

Published on 05 May 2026 - 7:20

score 70 · Answer 7 · 2026-05-05 04:11:47

70

Views

Minimal dimension needed for linearization of group action

Published on 05 May 2026 - 4:11

score 82 · Answer 8 · 2026-05-04 15:13:25

82

Views

For a $G$ a finite subgroup of $\mathbb{GL}_2(\mathbb{R})$ of rank $3$, show that $f^2 = \textrm{Id}$ for all $f \in G$

Published on 04 May 2026 - 15:13

score 1k · Answer 9 · 2026-05-05 04:52:44

1k

Views

subgroups that contain a normal subgroup is also normal

Published on 05 May 2026 - 4:52

score 189 · Answer 10 · 2026-05-05 19:13:32

189

Views

Could anyone give an example that a problem that can be solved by creating a new group?

Published on 05 May 2026 - 19:13

score 277 · Answer 11 · 2026-05-01 01:09:45

277

Views

Invariant factor decomposition of quotient group of two subgroups of $\mathbb{Z}^n$.

Published on 01 May 2026 - 1:09

score 46 · Answer 12 · 2026-05-05 17:29:45

46

Views

Assuming unitarity of arbitrary representations in proof of Schur's lemma

Published on 05 May 2026 - 17:29

score 2.7k · Answer 13 · 2026-05-10 10:53:50

2.7k

Views

What does $\Bbb Z_7$ mean?

Published on 10 May 2026 - 10:53

score 1k · Answer 14 · 2026-05-10 10:54:14

1k

Views

Order of generators in infinite cyclic group.

Published on 10 May 2026 - 10:54

score 71 · Answer 15 · 2026-05-10 10:55:13

71

Views

Show that $G$ has $\frac{p+3}{2}$ different conjugation classes

Published on 10 May 2026 - 10:55

List Question

What is the intersection of the vertices of a face of a simplicial complex?

Group with order $pq$ has subgroups of order $p$ and $q$

How to construct a group whose "size" grows between polynomially and exponentially.

Conjugacy class formula

$G$ abelian when $Z(G)$ is a proper subset of $G$?

A group of order 189 is not simple

Minimal dimension needed for linearization of group action

For a $G$ a finite subgroup of $\mathbb{GL}_2(\mathbb{R})$ of rank $3$, show that $f^2 = \textrm{Id}$ for all $f \in G$

subgroups that contain a normal subgroup is also normal

Could anyone give an example that a problem that can be solved by creating a new group?

Invariant factor decomposition of quotient group of two subgroups of $\mathbb{Z}^n$.

Assuming unitarity of arbitrary representations in proof of Schur's lemma

What does $\Bbb Z_7$ mean?

Order of generators in infinite cyclic group.

Show that $G$ has $\frac{p+3}{2}$ different conjugation classes

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