Lattice BRST without Neuberger 0/0 problem

2013/02/13 by von Smekal, Lorenz, Bischoff, Manon
#FOS: Physical sciences #High Energy Physics - Lattice (hep-lat) #High Energy Physics - Theory (hep-th)

paper · doi:10.48550/arxiv.1302.3183

Abstract

We illustrate in a simple toy model how the methods of SUSY quantum mechanics and topological quantum field theory can be used for covariant gauge-fixing with unbroken BRST symmetry on a finite lattice.

Related

• Gauge fixing and BRST formalism in non-Abelian gauge theories
• Superfield Covariant Quantization with BRST Symmetry
• BRST Covariant Phase Space and Holographic Ward Identities
• Gauge Fixing Invariance and Anti-BRST Symmetry
• Supersymmetric gauge theories on the lattice: Pfaffian phases and the Neuberger 0/0 problem