Low Energy Sum Rules For Pion-Pion Scattering and Threshold Parameters
High Energy Physics - Phenomenology
2009-10-28 v1
Abstract
We derive a set of sum rules for threshold parameters of pion-pion scattering whose dispersion integrals are rapidly convergent and are dominated by S- and P-waves absorptive parts. Stringent constraints on some threshold parameters are obtained.
Cite
@article{arxiv.hep-ph/9510254,
title = {Low Energy Sum Rules For Pion-Pion Scattering and Threshold Parameters},
author = {B. Ananthanarayan and D. Toublan and G. Wanders},
journal= {arXiv preprint arXiv:hep-ph/9510254},
year = {2009}
}
Comments
33 pages plain LaTeX, 5 figures using TeXDraw (appended at the end are two files, texdraw.sty and texdraw.tex). In case of difficulty hard copies may be obtained by sending e-mail to anant@butp.unibe.ch or dtoublan@ulys.unil.ch