High-precision evaluation of four-loop vacuum bubbles in three dimensions

2003/11/25 by Schroder, Y., Vuorinen, A. · 1 citation
#FOS: Physical sciences #High Energy Physics - Phenomenology (hep-ph)

paper · doi:10.48550/arxiv.hep-ph/0311323

Abstract

In this letter we present a high-precision evaluation of the expansions in eps=(3-d)/2 of (up to) four-loop scalar vacuum master integrals, using the method of difference equations developed by Laporta. We cover the complete set of fully massive master integrals.

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• General Four-Loop Beta Function for Scalar-Fermion Theories in Three Dimensions

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