Abstract:
In a path integral over Fermi fields a change of variables reduces it to an integral over a scalar field. The existence of a massive fermion mode is proved in a non-Abelian four-fermion model with vanishing bare masses.
Citation:
A. V. Kulikov, “Bosonization of fermions in two-dimensional models”, TMF, 54:2 (1983), 314–319; Theoret. and Math. Phys., 54:2 (1983), 205–208
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