A streamlined method for chiral fermions on the lattice
نویسنده
چکیده
Some time ago we presented a lattice method for chiral gauge theories that involves the introduction of auxiliary Dirac species [1,2]. Here we elaborate on an alternative approach [2] that achieves the effects of the auxiliary species through a direct modification of the fermion determinant. This alternative method has the advantage that the computational algorithm is simpler, involving two determinants instead of three. It also eliminates ambiguous square roots of determinants that arise in the previous method.
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تاریخ انتشار 1992