Gauge invariance of massless QED

M. Dütsch,Tobias Hurth,Gunter Scharf

Gauge invariance of massless QED

1994

M. Dütsch
Tobias Hurth
Gunter Scharf

Abstract A simple general proof of gauge invariance in QED is given in the framework of causal perturbation theory. It illustrates a method which can also be used in non-abelian gauge theories.

Keywords:

BRST quantization
Quantum electrodynamics
Supersymmetric gauge theory
Gauge boson
Gauge anomaly
Mixed anomaly
Particle physics
Quantum gauge theory
Introduction to gauge theory
Quantum mechanics
Hamiltonian lattice gauge theory
Physics
Gauge fixing

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