- #1

- 26

- 3

Member warned that some effort must be shown

- Homework Statement
- Prove the following matrix is non abelian

- Relevant Equations
- matrix below

I know for a group to be abelian a*b=b*a

I tried multiplying the matrix by itself also but I’m not sure what I’m looking for.

picture is below of the matrix

https://www.physicsforums.com/attachments/255812

I tried multiplying the matrix by itself also but I’m not sure what I’m looking for.

picture is below of the matrix

https://www.physicsforums.com/attachments/255812