# New post in Finite-groups

August 1st, 2022

August 1st, 2022

April 9th, 2020

## Prove if any group has order 9, then it is abelian.

September 20th, 2020

August 1st, 2022

## How can you tell whether two groups are homomorphic/isomorphic?

November 3rd, 2020

August 1st, 2022

## Examples of groups that are not rings

October 8th, 2020

## Tensor product of two irreducible representations is not irreducible

December 12th, 2020

## How many elements in this group - Q8?

January 18th, 2020

April 18th, 2020

August 1st, 2022

## Give an example of three different groups with eight elements

September 18th, 2020

## |ab|=lcm(|a|,|b|) in an abelian group

October 10th, 2020

July 9th, 2020

May 6th, 2020

## Question about upper central series of a group

October 22nd, 2020

## Quotient groups of D10

December 4th, 2020

## Prove that the total number of subgroups of a finite cyclic group $G=\langle a \rangle$ such that $o(G)=n$ is the number of divisors of $n$.

October 29th, 2020

March 11th, 2020

## Find a group of order 60 with subgroup of all possible orders

February 15th, 2021

## How does one find all elements of the commutator subgroup?

October 26th, 2020

March 20th, 2020

March 10th, 2020

August 1st, 2022

## Definition of the coset?

November 5th, 2020

## A difficulty in understanding that $A_4$ has no subgroup of order 6.

February 18th, 2020

August 1st, 2022

August 1st, 2022

August 1st, 2022