A spectrum theorem for perturbed bounded linear operators

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摘要

Using a generalized Sherman–Morrison–Woodbury theorem for linear operators, we establish a relation for the spectra of a bounded linear operator on a Banach space and its perturbation of a special structure.

论文关键词：Generalized Sherman–Morrison–Woodbury formula,Bounded linear operator,Banach space,Spectrum,Perturbation

论文评审过程：Available online 15 January 2008.

论文官网地址：https://doi.org/10.1016/j.amc.2008.01.008