New posts in Representation Theory

What determines whether or not $|jm\rangle$ can be rotated into $|jm'\rangle$?

Showing that 4D rank-2 anti-symmetric tensor always contains a polar and axial vector

Can I break the degeneracy of energy eigenstates if I know which irrep of the group they transform as?

Angular Momentum: How do we know that $\hat{J}_z$ have non-degenerate eigenvalues?

Why is representation theory important in physics?

What does this notation for spin mean? $\mathbf{\frac 1 2}\otimes\mathbf{\frac 1 2}=\mathbf{1}\oplus\mathbf 0$

Are all representations of a finite group unitary?

Operator-valued vectors and representation theory

Reconstructing unitary representation of Lie group from its generators

What exactly does the belt/plate trick demonstrate?