Angular momentum commutation relations
= Angular momentum commutation relations
Every angular momentum operator satisfies
$$
[J_i,J_j]=i\hbar\varepsilon_{ijk}J_k,
\qquad
[J^2,J_i]=0.
$$
= Angular momentum commutation relations
Every angular momentum operator satisfies
$$
[J_i,J_j]=i\hbar\varepsilon_{ijk}J_k,
\qquad
[J^2,J_i]=0.
$$