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In mathematics, especially operator theory, subnormal operators are bounded operators on a Hilbert space defined by weakening the requirements for normal operators. Some examples of subnormal operators are isometries and Toeplitz operators with analytic symbols.
Standards, Normality, quasinormality, and subnormality & Minimal normal extension
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operator normal subnormal quasinormal operators extension unitary isometry hilbert space shift shows k' bounded minimal example unilateral calculation given b1
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Subnormal operator | related to Non-uniqueness of normal extensions | Given | 0.60 | section |
| Subnormal operator | related to Non-uniqueness of normal extensions | For | 0.60 | section |
| Subnormal operator | related to Non-uniqueness of normal extensions | One | 0.60 | section |
| Subnormal operator | related to Quasinormal operators | An | 0.60 | section |
| Subnormal operator | related to Quasinormal operators | Therefore | 0.60 | section |
| Subnormal operator | related to Quasinormal operators | We | 0.60 | section |
| Subnormal operator | related to Quasinormal operators | Thus | 0.60 | section |
| Subnormal operator | related to Quasinormal operators | To | 0.60 | section |
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