A magic connection between massive and massless diagrams
高能物理 - 唯象学
2009-10-28 v1 高能物理 - 理论
摘要
A useful connection between two-loop massive vacuum integrals and one-loop off-shell triangle diagrams with massless internal particles is established for arbitrary values of the space-time dimension n.
引用
@article{arxiv.hep-ph/9504431,
title = {A magic connection between massive and massless diagrams},
author = {A. I. Davydychev and J. B. Tausk},
journal= {arXiv preprint arXiv:hep-ph/9504431},
year = {2009}
}
备注
11 pages, plain latex, 1 figure (in latex); ps file available by anonymous ftp at ftp://vsfys1.fi.uib.no/anonymous/pub/bergen95-07.ps