List questions from combinatorial-group-theory

Published on 04 Nov 2015 - 14:23

202

Views

Algorithmic way to check if a power-conjugate presentation is consistent?

Published on 30 Nov 2015 - 19:55

6.2k

Views

dihedral group and its generators

Published on 04 Mar 2026 - 3:17

482

Views

Coxeter presentation of Hyperoctahedral group $(\mathbb{Z}/2\mathbb{Z})^n \rtimes S_n$.

Published on 10 Mar 2026 - 12:14

224

Views

Nielsen Schreier Theorem

Published on 13 Jan 2016 - 4:17

114

Views

Endomorphism of a group

Published on 20 Jan 2016 - 7:53

804

Views

Homomorphism between free groups

Published on 02 Mar 2016 - 19:30

81

Views

Is the subgroup $H:=\langle xyxy\rangle$ normal in $G:=\langle x,y\mid x^3=e, y^2=e\rangle$? If so, find $G/H$.

Published on 18 Mar 2026 - 23:56

59

Views

Presentation of $C_p\ :\ C_q$ , where $p,q$ are primes and $q|p-1$

Published on 21 Mar 2016 - 16:17

104

Views

Reference for zero sum problems?

Published on 01 May 2016 - 16:29

120

Views

Proving a group $G$ with presentation $\langle a,b\mid ab\rangle$ is isomorphic to $\Bbb Z$.

Published on 18 Mar 2026 - 23:52

129

Views

To prove that a hopfian group is not free.

Published on 23 Feb 2026 - 15:10

130

Views

Finding presentations of (finite) metacyclic groups: Doubts about one of D. L. Johnson's books.

Published on 19 Jun 2016 - 4:41

3.8k

Views

Definition of presentation of a group.

Published on 26 Apr 2013 - 13:14

2.7k

Views

If $G/H$ and $H$ are finitely generated, then so is $G$

Published on 28 Apr 2013 - 20:40

List Question

How to represent Nielsen automorphisms as permutations?

Algorithmic way to check if a power-conjugate presentation is consistent?

dihedral group and its generators

Coxeter presentation of Hyperoctahedral group $(\mathbb{Z}/2\mathbb{Z})^n \rtimes S_n$.

Nielsen Schreier Theorem

Endomorphism of a group

Homomorphism between free groups

Is the subgroup $H:=\langle xyxy\rangle$ normal in $G:=\langle x,y\mid x^3=e, y^2=e\rangle$? If so, find $G/H$.

Presentation of $C_p\ :\ C_q$ , where $p,q$ are primes and $q|p-1$

Reference for zero sum problems?

Proving a group $G$ with presentation $\langle a,b\mid ab\rangle$ is isomorphic to $\Bbb Z$.

To prove that a hopfian group is not free.

Finding presentations of (finite) metacyclic groups: Doubts about one of D. L. Johnson's books.

Definition of presentation of a group.

If $G/H$ and $H$ are finitely generated, then so is $G$

Trending Questions

Popular # Hahtags

Popular Questions