arXiv:0705.2609·v3·High Energy Physics — Phenomenology
On one master integral for three-loop on-shell HQET propagator diagrams with mass
A. G. Grozin🇨🇦 · T. Huber🇩🇪 · D. Maitre🇺🇸
Abstract
An exact expression for the master integral I_2 arising in three-loop on-shell HQET propagator diagrams with mass is derived and its analytical expansion in the dimensional regularization parameter epsilon is given.
Comments: 6 pages, 1 figure; v3: completely re-written, 2 new authors, many new results, additional references