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机译:Enhancing scalability of a matrix-free eigensolver for studying many-body localization
Computational Research Division, Lawrence Berkeley National Laboratory, Berkeley, CA, USA;
Department of Physics, University of California at Berkeley, Berkeley, CA,USA;
Quantum many-body problem; many-body localization; eigenvalue problem; matrix-free eigensolver; locally optimal block preconditioned conjugate gradient method; preconditioner; scalability; graph partitioning; METIS; communication optimization; CSPACER;