The Pinch Technique at Two Loops

Preprint

14 December 1999

preprint
Published by arXiv in arXiv

https://doi.org/10.48550/arXiv.hep-ph/9912336

Abstract

It is shown that the fundamental properties of gauge-independence, gauge-invariance, unitarity, and analyticity of the $S$-matrix lead to the unambiguous generalization of the pinch technique algorithm to two loops.

Keywords

UNAMBIGUOUS GENERALIZATION
FUNDAMENTAL PROPERTIES
TECHNIQUE ALGORITHM
GAUGE INDEPENDENCE
PINCH TECHNIQUE
MATRIX LEAD
TWO LOOPS

All Related Versions

Version 1, 1999-12-14, ArXiv
Published version: Physical Review Letters, 84 (13), 2782.

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