Modular transformations of elliptic Feynman integrals

We investigate the behaviour of elliptic Feynman integrals under modular transformations. This has a practical motivation: Through a suitable modular transformation we can achieve that the nome squared is a small quantity, leading to fast numerical evaluations. Contrary to the case of multiple polyl...

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Bibliographic Details
Main Author: Stefan Weinzierl
Format: Article
Language:English
Published: Elsevier 2021-03-01
Series:Nuclear Physics B
Online Access:http://www.sciencedirect.com/science/article/pii/S0550321321000067