Preservation of the range under perturbations of an operator (Q4372317)
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scientific article; zbMATH DE number 1096408
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Preservation of the range under perturbations of an operator |
scientific article; zbMATH DE number 1096408 |
Statements
Preservation of the range under perturbations of an operator (English)
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11 December 1997
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operator range
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Krein space
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definitizable operator
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critical point
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range of a positive operator
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additive perturbations
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