On the higher-loop effective action in NJL model
High Energy Physics - Theory
2007-05-23 v1
Abstract
The 3-loop effective action and effective potential in Nambu - Jona-Lasinio model are calculated. The problem of vanishing contributions in the higher orders is discussed. The general form of such contributions is obtained.
Cite
@article{arxiv.hep-th/9709130,
title = {On the higher-loop effective action in NJL model},
author = {S. A. Garnov},
journal= {arXiv preprint arXiv:hep-th/9709130},
year = {2007}
}
Comments
13 pages, LATEX