Feynman amplitudes and Landau singularities for 1-loop graphs
High Energy Physics - Theory
2010-07-27 v2 Mathematical Physics
Algebraic Geometry
math.MP
Abstract
We use mixed Hodge structures to investigate Feynman amplitudes as functions of external momenta and masses.
Keywords
Cite
@article{arxiv.1007.0338,
title = {Feynman amplitudes and Landau singularities for 1-loop graphs},
author = {Spencer Bloch and Dirk Kreimer},
journal= {arXiv preprint arXiv:1007.0338},
year = {2010}
}
Comments
31p