Proceedings of the American Mathematical Society

ISSN 1088-6826(online) ISSN 0002-9939(print)



Operators that admit a moment sequence, II

Authors: B. Chevreau, I. B. Jung, E. Ko and C. Pearcy
Journal: Proc. Amer. Math. Soc. 135 (2007), 1763-1767
MSC (2000): Primary 47A15, 44A60; Secondary 47B20
Published electronically: November 7, 2006
MathSciNet review: 2286086
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Abstract: As the title indicates, this note is a continuation of a paper by Foias, Jung, Ko and Pearcy, in which it was shown that certain classes of operators on a Hilbert space admit moment sequences. Herein we extend these results.

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Additional Information

B. Chevreau
Affiliation: UFR de Mathématiques et d’Informatique, Université de Bordeaux I, 351, Cours de la Libération, 33405 Talence, France

I. B. Jung
Affiliation: Department of Mathematics, College of Natural Science, Kyungpook National University, Daegu 702-701, Korea

E. Ko
Affiliation: Department of Mathematics, Ewha Women’s University, Seoul 120-750, Korea

C. Pearcy
Affiliation: Department of Mathematics, Texas A&M University, College Station, Texas 77843

Keywords: Moment sequence, invariant subspace, hyponormal operator.
Received by editor(s): January 9, 2006
Received by editor(s) in revised form: January 31, 2006
Published electronically: November 7, 2006
Additional Notes: This work was supported by Korea Research Foundation Grant KRF-2002-070-C00006.
Communicated by: N. Tomczak-Jaegermann
Article copyright: © Copyright 2006 American Mathematical Society
The copyright for this article reverts to public domain 28 years after publication.