New posts in Gauge Invariance

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

Definition of gauge freedom in electromagnetism and general relativity

Path integral for particle with spin and Dirac propagator

Comparison of covariant form of Maxwell equations with Einstein's GR

Parity Anomaly and Gauge Invariance

In general relativity, are two pseudo-Riemannian manifolds physically equivalent if they are isometric, or just diffeomorphic?

Question about Charge and Gauge Transformation

Can a global symmetry be gauged without being made local?

Why do (can) we impose local gauge invariance?

Non-Abelian gauge theory action with external currents: gauge invariance?