Ed Quanta
Oct11-04, 03:45 PM
Help solving the following
Given [Ji,Jj]=i(eijk)Jkwhere eijk is the levi civita tensor
Show the following
[J^2,Ji]=0
and
[Jk,Ji+iJj]=Ji=iJj
This was assigned in a homework out of a group theory hw, which was why I entitled it as I did.
Given [Ji,Jj]=i(eijk)Jkwhere eijk is the levi civita tensor
Show the following
[J^2,Ji]=0
and
[Jk,Ji+iJj]=Ji=iJj
This was assigned in a homework out of a group theory hw, which was why I entitled it as I did.