No label defined (Q4350185)
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scientific article; zbMATH DE number 1055445
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | No label defined |
scientific article; zbMATH DE number 1055445 |
Statements
1 September 1997
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nonselfadjoint differential operators
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second-order differential expression
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Riesz theorem
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biorthogonal systems
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equiconvergence rate
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biorthogonal expansions
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root functions
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