The Atiyah–Patodi–Singer index on a lattice
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DOI: 10.1093/ptep/ptaa031
Abstract: We propose a non-perturbative formulation of the Atiyah-Patodi-Singer(APS) index in lattice gauge theory, in which the index is given by the $\eta$ invariant of the domain-wall Dirac operator. Our definition of the index is always… read more here.
Keywords: atiyah patodi; index; patodi singer; index lattice ... See more keywords