Causal construction of the massless vertex diagram
High Energy Physics - Theory
2008-11-26 v3
Abstract
The massless one-loop vertex diagram is constructed by exploiting the causal structure of the diagram in configuration space, which can be translated directly into dispersive relations in momentum space.
Cite
@article{arxiv.hep-th/0607112,
title = {Causal construction of the massless vertex diagram},
author = {Andreas Aste},
journal= {arXiv preprint arXiv:hep-th/0607112},
year = {2008}
}
Comments
14 pages, LATEX with style file, corresponds to published version