Three-loop effective potential of general scalar theory via differential equations

We consider the scalar sector of a general renormalizable theory and evaluate the effective potential through three loops analytically. We encounter three-loop vacuum bubble diagrams with up to two masses and six lines, which we solve using differential equations transformed into the favorable ϵ for...

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Bibliographic Details
Main Authors: Bernd A. Kniehl, Andrey F. Pikelner, Oleg L. Veretin
Format: Article
Language:English
Published: Elsevier 2018-12-01
Series:Nuclear Physics B
Online Access:http://www.sciencedirect.com/science/article/pii/S0550321318302980