Abstract
The equivalence theorem for Bogoliubov-Parasiuk-Hepp-Zimmermann-renormalized Lagrangian field theories is proved by means of Feynman graphs. The transformation of Green's functions under a transformation of the Lagrangian vertex is also derived.
- Received 6 October 1972
DOI:https://doi.org/10.1103/PhysRevD.7.2943
©1973 American Physical Society