Counting the number of master integrals for sunrise diagrams via the Mellin-Barnes representation

Abstract A number of irreducible master integrals for L-loop sunrise and bubble Feynman diagrams with generic values of masses and external momenta are explicitly evaluated via the Mellin-Barnes representation.

Bibliographic Details
Main Authors: Mikhail Yu. Kalmykov, Bernd A. Kniehl
Format: Article
Language:English
Published: SpringerOpen 2017-07-01
Series:Journal of High Energy Physics
Subjects:
Online Access:http://link.springer.com/article/10.1007/JHEP07(2017)031