Estimates for the approximate characteristics of the classes \(B_{p,\Theta}^{\Omega}\) of periodic functions of two variables with given majorant of mixed moduli of continuity (Q765130)
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scientific article; zbMATH DE number 6015576
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Estimates for the approximate characteristics of the classes \(B_{p,\Theta}^{\Omega}\) of periodic functions of two variables with given majorant of mixed moduli of continuity |
scientific article; zbMATH DE number 6015576 |
Statements
Estimates for the approximate characteristics of the classes \(B_{p,\Theta}^{\Omega}\) of periodic functions of two variables with given majorant of mixed moduli of continuity (English)
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19 March 2012
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Bilateral estimates are given for the orthoprojective widths and certain related widths on Besov type spaces for periodic functions of two variables. These estimates are of power-logarithmic form with respect to the dimension of the approximating subspace.
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width
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Besov space
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orthoprojection
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modulus of continuity
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0.9807111
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0.9797925
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0.97721475
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0.9762077
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0.9751225
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0.94009936
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0.93764466
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0.93098974
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