MBnumerics: Numerical integration of Mellin-Barnes integrals in physical regions
High Energy Physics - Phenomenology
2018-10-11 v1
Abstract
We introduce techniques to treat numerically Mellin-Barnes integrals in physical regions, which arise in the need of the computation of Feynman integrals for the electroweak two-loop corrections to the pseudo observables at the Z-boson resonance.
Keywords
Cite
@article{arxiv.1810.04580,
title = {MBnumerics: Numerical integration of Mellin-Barnes integrals in physical regions},
author = {Johann Usovitsch and Ievgen Dubovyk and Tord Riemann},
journal= {arXiv preprint arXiv:1810.04580},
year = {2018}
}
Comments
10 pages, contribution to the proceedings of the conference "Loops and Legs in Gauge Theories 2018 (LL2018)", accepted for publication on 16 August 2018