Spectral Properties of Linear Operators for which T ∗ T and T + T ∗ Commute

DOI10.2307/2041141zbMath0334.47021OpenAlexW4255536658MaRDI QIDQ4101017

Ralph Gellar, Stephen L. Campbell

Publication date: 1977

Published in: Proceedings of the American Mathematical Society (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.2307/2041141

Mathematics Subject Classification ID

Spectrum, resolvent (47A10) Subnormal operators, hyponormal operators, etc. (47B20)

Related Items (1)

On solutions of operator equations satisfying the similarity of real and positive parts

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