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A construction of lattice chiral gauge theories

Rajamani Narayanan, Herbert Neuberger

hep-tharXiv:hep-th/9411108

Abstract

Path integration over Euclidean chiral fermions is replaced by the quantum mechanics of an auxiliary system of non--interacting fermions. Our construction avoids the no--go theorem and faithfully maintains all the known important features of chiral fermions, including the violation of some perturbative conservation laws by gauge field configurations of non--trivial topology.

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