Widths and distributions of values of the approximation functional on the Sobolev spaces with measure (Q1357537)

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scientific article; zbMATH DE number 1019676
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Widths and distributions of values of the approximation functional on the Sobolev spaces with measure
scientific article; zbMATH DE number 1019676

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    Widths and distributions of values of the approximation functional on the Sobolev spaces with measure (English)
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    11 September 1997
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    In this paper the author calculates Kolmogorov and adaptive \((n, \varepsilon, \delta)\) -widths of the Sobolev space \(W_2^r\) equipped with a Gaussian measure in the \(L_q\) -norm. Analogous results are obtained for the unit balls \(BW_2^r\) in Sobolev spaces.
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    widths of classes
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    Sobolev spaces with measure
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    distribution of values of approximation functional
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    Gaussian measure
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