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Proceedings of the American Mathematical Society
Proceedings of the American Mathematical Society
ISSN 1088-6826(online) ISSN 0002-9939(print)

 

On the twenty-ninth question of Allen Shields


Author: Joseph G. Stampfli
Journal: Proc. Amer. Math. Soc. 66 (1977), 65-68
MSC: Primary 47B20
MathSciNet review: 0458226
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Abstract: Not every hyponormal weighted shift is the sum of a subnormal weighted shift (in the same basis) and a trace class operator.


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Additional Information

DOI: http://dx.doi.org/10.1090/S0002-9939-1977-0458226-4
PII: S 0002-9939(1977)0458226-4
Keywords: Subnormal, hyponormal, weighted shift, Schatten p-class
Article copyright: © Copyright 1977 American Mathematical Society