Mandelstam Representation with Anomalous Thresholds
- 1 April 1961
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review B
- Vol. 122 (1) , 307-312
- https://doi.org/10.1103/physrev.122.307
Abstract
It is proved that fourth-order diagrams provide necessary and sufficient conditions for the Mandelstam representation to be valid for every finite order in perturbation theory.Keywords
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