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Proceedings of the American Mathematical Society
Proceedings of the American Mathematical Society
ISSN 1088-6826(online) ISSN 0002-9939(print)

On isolated points of the spectrum of a bounded linear operator


Author: Christoph Schmoeger
Journal: Proc. Amer. Math. Soc. 117 (1993), 715-719
MSC: Primary 47A10
MathSciNet review: 1111438
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Abstract: For a bounded linear operator $ A$ on a Banach space we characterize the isolated points in the spectrum of $ A$, the Riesz points of $ A$, and the poles of the resolvent of $ A$.


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Additional Information

DOI: http://dx.doi.org/10.1090/S0002-9939-1993-1111438-8
PII: S 0002-9939(1993)1111438-8
Keywords: Local spectral theory, isolated points of the spectrum, Riesz points
Article copyright: © Copyright 1993 American Mathematical Society