One-loop Integrals from Volumes of Orthoschemes

Fuente: arXiv
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Main Authors: Ren, Lecheng, Spradlin, Marcus, Vergu, Cristian, Volovich, Anastasia
Format: Preprint
Published: 2023
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author Ren, Lecheng
Spradlin, Marcus
Vergu, Cristian
Volovich, Anastasia
author_facet Ren, Lecheng
Spradlin, Marcus
Vergu, Cristian
Volovich, Anastasia
contents Recently in arXiv:2012.05599 Rudenko presented a formula for the volume of hyperbolic orthoschemes in terms of alternating polylogarithms. We use this result to provide an explicit analytic result for the one-loop scalar n-gon Feynman integral in n dimensions, for even n, with massless or massive internal and external edges. Furthermore, we evaluate the general six-dimensional hexagon integral in terms of classical polylogarithms.
format Preprint
id arxiv_https___arxiv_org_abs_2306_04630
institution arXiv
publishDate 2023
record_format arxiv
spellingShingle One-loop Integrals from Volumes of Orthoschemes
Ren, Lecheng
Spradlin, Marcus
Vergu, Cristian
Volovich, Anastasia
High Energy Physics - Theory
Recently in arXiv:2012.05599 Rudenko presented a formula for the volume of hyperbolic orthoschemes in terms of alternating polylogarithms. We use this result to provide an explicit analytic result for the one-loop scalar n-gon Feynman integral in n dimensions, for even n, with massless or massive internal and external edges. Furthermore, we evaluate the general six-dimensional hexagon integral in terms of classical polylogarithms.
title One-loop Integrals from Volumes of Orthoschemes
topic High Energy Physics - Theory
url https://arxiv.org/abs/2306.04630