This article is cited in 1 paper

The $\exp(-\frac12\lambda\varphi^2)$ model of quantum field theory

K. L. Zarembo

Moscow Institute of Physics and Technology

Abstract: The model of a scalar field with interaction potential $\mu\exp(-\frac12\lambda\varphi^2)$ in $d$-dimensional spacetime ($d\geqslant2$) is considered. It is shown that the Green's functions of the model are the same as the Green's functions of the free field.

Received: 04.11.1991

 English version: Theoretical and Mathematical Physics, 1992, 91:3, 613–617

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