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Equality of spectra of quasi-similar hyponormal operators


Author: Stuart Clary
Journal: Proc. Amer. Math. Soc. 53 (1975), 88-90
MSC: Primary 47B20
DOI: https://doi.org/10.1090/S0002-9939-1975-0390824-7
MathSciNet review: 0390824
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Abstract: It is shown that quasi-similar hyponormal operators have equal spectra.


References [Enhancements On Off] (What's this?)

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Additional Information

DOI: https://doi.org/10.1090/S0002-9939-1975-0390824-7
Keywords: Hyponormal operator, paranormal operator, quasi-similarity, spectrum
Article copyright: © Copyright 1975 American Mathematical Society

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