Gauge invariance of massless QED
High Energy Physics - Phenomenology
2009-10-28 v1 High Energy Physics - Theory
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.
Cite
@article{arxiv.hep-ph/9403399,
title = {Gauge invariance of massless QED},
author = {Michael Duetsch and Tobias Hurth and Guenter Scharf},
journal= {arXiv preprint arXiv:hep-ph/9403399},
year = {2009}
}
Comments
7 pages, TEX-file, Zuerich University Preprint ZU-TH-33/1993