On the best polynomial approximations in \(L_2\) of some classes of \(2\pi\)-periodic functions and of the exact values of their \(n\)-widths (Q1809998)
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scientific article; zbMATH DE number 1927801
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | On the best polynomial approximations in \(L_2\) of some classes of \(2\pi\)-periodic functions and of the exact values of their \(n\)-widths |
scientific article; zbMATH DE number 1927801 |
Statements
On the best polynomial approximations in \(L_2\) of some classes of \(2\pi\)-periodic functions and of the exact values of their \(n\)-widths (English)
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15 June 2003
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best polynomial approximation
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exact constants in Jackson-type inequalities
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space of \(2\pi\)-periodic measurable square-integrable functions
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modulus of smoothness of \(m\)th order
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