Inverse approximation theorems in the spaces \(S^{(p,q)}(\sigma^{m-1})\) (Q2049287)

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scientific article; zbMATH DE number 7384969
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Inverse approximation theorems in the spaces \(S^{(p,q)}(\sigma^{m-1})\)
scientific article; zbMATH DE number 7384969

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    Inverse approximation theorems in the spaces \(S^{(p,q)}(\sigma^{m-1})\) (English)
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    25 August 2021
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    Fourier-Laplace series
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    best approximations
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    convolution
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    \(\psi\)-derivative
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