A geometric method for eigenvalue problems with low-rank perturbations
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DOI: 10.1098/rsos.170390
Abstract: We consider the problem of finding the spectrum of an operator taking the form of a low-rank (rank one or two) non-normal perturbation of a well-understood operator, motivated by a number of problems of applied… read more here.
Keywords: rank perturbations; method eigenvalue; geometric method; eigenvalue problems ... See more keywords