Nearly subnormal operators and moment problems (Q1316382)
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scientific article; zbMATH DE number 515240
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Nearly subnormal operators and moment problems |
scientific article; zbMATH DE number 515240 |
Statements
Nearly subnormal operators and moment problems (English)
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12 April 1994
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The authors use separation-of-cones techniques and ideas from multivariable operator theory to show that polynomial hyponormality does not imply subnormality for Hilbert space operators. As an application, they obtain a new result in the theory of power moments in two main dimensions.
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separation-of-cones techniques
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multivariable operator theory
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polynomial hyponormality does not imply subnormality
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theory of power moments in two main dimensions
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