List questions from finite-groups

Published on 14 Oct 2014 - 17:04

114

Views

Group isomorphisms and a possible trivial statement?

Published on 01 Apr 2026 - 5:41

72

Views

Quaternion^2 in the symmetric group

Published on 28 Mar 2026 - 1:18

29

Views

Let $M,N$ be isomorphic as $\mathbf{Z}[G]$-mods, are they isomorphic as $\mathbf{Z}[H]$-mods, where $H<G$

Published on 25 Mar 2026 - 9:43

1.3k

Views

how to count the number of subgroups of order n with some constraints

Published on 17 Oct 2014 - 17:13

2.5k

Views

Let $a$ be an element of order $n$ in a group $G$. If $a^m$ has order $n$, then $m$ and $n$ are relatively prime.

Published on 17 Oct 2014 - 20:17

77

Views

A Lagrangian group

Published on 18 Oct 2014 - 16:57

290

Views

Groups where there's always a "deformation retraction" homomorphism onto any subgroup.

Published on 19 Oct 2014 - 3:43

406

Views

Center of a Group and automorphisms

Published on 19 Oct 2014 - 14:57

68

Views

Subgroups of $\mathbb F_{p^n}$

Published on 31 Mar 2026 - 10:06

16

Views

Characterise all subgroups of $\operatorname{SL}_2(\mathbb F_{p^n})$

Published on 11 Mar 2026 - 1:37

47

Views

Elements of $\operatorname{SL}_2(\mathbb F_{p^n})$ of order $p^k$

Published on 31 Mar 2026 - 10:15

16.8k

Views

Part of simple proof of nontrivial center in p-group

Published on 25 Mar 2026 - 16:03

111

Views

Question on order of elements in groups (subgroups)

Published on 21 Oct 2014 - 12:25

663

Views

Schur's Lemma: Is the isormorphism between two irreducible spaces unique?

Published on 21 Oct 2014 - 12:41

List Question

To show a finite group G is nilpotent

Group isomorphisms and a possible trivial statement?

Quaternion^2 in the symmetric group

Let $M,N$ be isomorphic as $\mathbf{Z}[G]$-mods, are they isomorphic as $\mathbf{Z}[H]$-mods, where $H<G$

how to count the number of subgroups of order n with some constraints

Let $a$ be an element of order $n$ in a group $G$. If $a^m$ has order $n$, then $m$ and $n$ are relatively prime.

A Lagrangian group

Groups where there's always a "deformation retraction" homomorphism onto any subgroup.

Center of a Group and automorphisms

Subgroups of $\mathbb F_{p^n}$

Characterise all subgroups of $\operatorname{SL}_2(\mathbb F_{p^n})$

Elements of $\operatorname{SL}_2(\mathbb F_{p^n})$ of order $p^k$

Part of simple proof of nontrivial center in p-group

Question on order of elements in groups (subgroups)

Schur's Lemma: Is the isormorphism between two irreducible spaces unique?

Trending Questions

Popular # Hahtags

Popular Questions