Solving fermion problems without solving the sign problem: Symmetry-breaking wave functions from similarity-transformed propagators for solving two-dimensional quantum dots.
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DOI: 10.1103/physreve.101.043304
Abstract: It is well known that the use of the primitive second-order propagator in path-integral Monte Carlo calculations of many-fermion systems leads to the sign problem. This work will show that by using the similarity-transformed Fokker-Planck… read more here.
Keywords: sign problem; wave functions; similarity transformed;