A note on hyponormal weighted shifts
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- by Peng Fan PDF
- Proc. Amer. Math. Soc. 92 (1984), 271-272 Request permission
Abstract:
If $T$ is a hyponormal weighted shift (unilateral or bilateral) and if $p$ is a polynomial, $p(T)$ may not be hyponormal.References
- Allen L. Shields, Weighted shift operators and analytic function theory, Topics in operator theory, Math. Surveys, No. 13, Amer. Math. Soc., Providence, R.I., 1974, pp. 49–128. MR 0361899
Additional Information
- © Copyright 1984 American Mathematical Society
- Journal: Proc. Amer. Math. Soc. 92 (1984), 271-272
- MSC: Primary 47B37
- DOI: https://doi.org/10.1090/S0002-9939-1984-0754718-2
- MathSciNet review: 754718