No label defined (Q4692935)
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scientific article; zbMATH DE number 194970
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | No label defined |
scientific article; zbMATH DE number 194970 |
Statements
5 June 1993
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space with an indefinite metric
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indefinite inner product
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Krein space
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Pontrjagin space
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contractive extension
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J-nonexpansiveness
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J-isometry
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J-unitarity
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J-adjoint
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extension of positive symmetric operators
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Potapov-Ginzburg transform
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