INEQUIVALENCE THEOREM IN QUANTUM FIELD THEORY.
TECHNION - ISRAEL INST OF TECH HAIFA
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In practice, the most useful approach to quantized fields has been perturbation theory, embodied in the form of Feynman diagrams. The purpose, in this paper, is just to experiment, with the help of Feynman diagrams, the physical consequences of the addition of a four-divergence to a Lagrangian.