Transfer Matrices and Lattice Fermions at Finite Density

Author: Creutz M.  

Publisher: Springer Publishing Company

ISSN: 0015-9018

Source: Foundations of Physics, Vol.30, Iss.3, 2000-03, pp. : 487-492

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Abstract

I discuss the connection between the Hamiltonian and path integral approaches for fermionic fields. I show how the temporal Wilson projection operators appear naturally in a lattice action. I also carefully treat the insertion of a chemical potential term.