Applying the tempered Lefschetz thimble method to the Hubbard model away from half filling
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DOI: 10.1103/physrevd.100.114510
Abstract: The tempered Lefschetz thimble method is a parallel-tempering algorithm towards solving the numerical sign problem. It uses the flow time of the gradient flow as a tempering parameter and is expected to tame both the… read more here.
Keywords: model away; thimble method; hubbard model; tempered lefschetz ... See more keywords