We present a theoretically consistent definition of the topological charge operator based on renormalization group arguments. Results of the measurement of the topological susceptibility at zero and finite temperature for SU(2) gauge theory are presented.
@article{arxiv.hep-lat/9607082,
title = {Fixed point action and topological charge for SU(2) gauge theory},
author = {Thomas A. DeGrand and Anna Hasenfratz and Decai Zhu},
journal= {arXiv preprint arXiv:hep-lat/9607082},
year = {2016}
}
Comments
3 pages, LaTeX file. Talk presented at LATTICE96(improvement)