Instability of singular critical points of definitizable operators (Q1378077)
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scientific article; zbMATH DE number 1113533
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Instability of singular critical points of definitizable operators |
scientific article; zbMATH DE number 1113533 |
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Instability of singular critical points of definitizable operators (English)
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5 February 1998
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selfadjoint definitizable operator in a Krein space
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finite rank nonnegative perturbation
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singular critical points
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