The Pinch Technique at Two Loops
- 27 March 2000
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review Letters
- Vol. 84 (13) , 2782-2785
- https://doi.org/10.1103/physrevlett.84.2782
Abstract
It is shown that the fundamental properties of gauge independence, gauge invariance, unitarity, and analyticity of the matrix lead to the unambiguous generalization of the pinch technique algorithm to two loops.
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