New posts in Symmetry

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

Spontaneous symmetry breaking and conservation laws revisited

Are all Lagrangians translationally invariant?

Why gauge transformations does not/cannot change a quantum state?

Does momentum conservation imply energy conservation?

In 4 spatial dimensions, would motion under a central force law be confined to a plane?

What is the physical significance/interpretation of a vanishing Lie Derivative?

(Coming from Wigner's Theorem): What is a Symmetry in QFT?

Generator for parity?

Why Lie algebras if what we care about in physics are groups?