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scientific article; zbMATH DE number 1223502
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | No label defined |
scientific article; zbMATH DE number 1223502 |
Statements
26 August 1999
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operator differential equations
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factorization
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elliptic pencils
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symmetric operator coefficients on a Hilbert space
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elliptic equations
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nonnegative \(H\)-compact positive operator
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half range Cauchy problem
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radiation conditions
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Mandelstam hypothesis
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