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On spectral variations under relatively bounded perturbations

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Abstract.

Linear operators in Banach and Hilbert spaces are considered. Bounds for the spectrum are established under relatively bounded perturbations. An application to nonselfadjoint differential operators is discussed.

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Authors and Affiliations

  1. Department of Mathematics, Ben Gurion University of the Negev, P.O. Box 653, Beer-Sheva 84105, Israel, , , , , , IL

    M.I. Gil'

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  1. M.I. Gil'
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Received: 9.11.1999

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Gil', M. On spectral variations under relatively bounded perturbations . Arch. Math. 76, 458–466 (2001). https://doi.org/10.1007/PL00000458

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  • DOI: https://doi.org/10.1007/PL00000458

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