A Putnam area inequality for the
    spectrum of n-tuples of
    p-hyponormal operators

B.
    P. Duggal

doi:10.1017/S0017089599000543

A Putnam area inequality for thespectrum of n-tuples ofp-hyponormal operators

Published online by Cambridge University Press: 01 October 1999

B. P. Duggal

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B. P. Duggal: Affiliation:
Department of Mathematics, University of Botswana, Private Bag 0022, Gaborone, Botswana (Southern Africa)

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Abstract

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Abstract

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We prove an $n$-tuple analogue of the Putnam area inequality for the spectrum of a single $p$-hyponormal operator.

Type: Research Article
Information: Glasgow Mathematical Journal , Volume 41 , Issue 3 , October 1999 , pp. 385 - 391

DOI: https://doi.org/10.1017/S0017089599000543 [Opens in a new window]

Article contents

A Putnam area inequality for thespectrum of n-tuples ofp-hyponormal operators

Abstract

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