On the spectrum of n-tuples of p-hyponormal operators

DOI10.1017/S0017089500032419zbMath0913.47024OpenAlexW2127427379MaRDI QIDQ4212572

Bhaggy Duggal

Publication date: 7 June 1999

Published in: Glasgow Mathematical Journal (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1017/s0017089500032419

zbMATH Keywords

\(p\)-hyponormal operatorspolar decompositionjoint approximate point spectrumjoint point spectrumHarte essential spectrumdoubly commuting \(n\)-tuple

Mathematics Subject Classification ID

Several-variable operator theory (spectral, Fredholm, etc.) (47A13) Subnormal operators, hyponormal operators, etc. (47B20)

Related Items

On Taylor and other joint spectra for commuting \(n\)-tuples of operators ⋮ Taylor and Xia spectra of \(p\)-hyponormal \(n\)-tuples

Cites Work

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• Spectral theory of hyponormal operators
• Joint essential spectra
• On spectra of \(p\)-hyponormal operators
• A joint spectrum for several commuting operators
• Quasi-similar \(p\)-hyponormal operators
• On p-hyponormal operators for \(0<p<1\)
• On the Spectra of Semi-Normal Operators