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On hyponormal Toeplitz operators with polynomial and circulant-type symbols

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Abstract

This paper characterises those hyponormal Toeplitz operators on the Hardy space of the unit circle among all Toeplitz operators that have polynomial symbols with circulant-type sets of coefficients.

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Authors and Affiliations

  1. Department of Mathematics and Statistics, University of Regina, S4S 0A2, Regina, Saskatchewan, Canada

    Douglas R. Farenick

  2. Department of Mathematics, Sung Kyun Kwan University, 440-746, Suwon, Korea

    Woo Young Lee

Authors
  1. Douglas R. Farenick
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  2. Woo Young Lee
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Additional information

Supported in part by The Natural Sciences and Engineering Research Council of Canada

Supported in part by BSRI-96-1420 and KOSEF 94-0701-02-01-3

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Farenick, D.R., Lee, W.Y. On hyponormal Toeplitz operators with polynomial and circulant-type symbols. Integr equ oper theory 29, 202–210 (1997). https://doi.org/10.1007/BF01191430

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  • DOI: https://doi.org/10.1007/BF01191430

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