APPROXIMATION OF FUNCTIONS ON THE SPHERE

DOI10.1070/IM1988v030n03ABEH001032zbMath0717.41061OpenAlexW2023823739MaRDI QIDQ5748372

S. M. Nikol'skij, P. I. Lizorkin

Publication date: 1988

Published in: Mathematics of the USSR-Izvestiya (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1070/im1988v030n03abeh001032

zbMATH Keywords

spherical polynomials

Mathematics Subject Classification ID

Best approximation, Chebyshev systems (41A50) Abstract approximation theory (approximation in normed linear spaces and other abstract spaces) (41A65) Inequalities in approximation (Bernstein, Jackson, Nikol'ski?-type inequalities) (41A17)

Related Items (3)

Estimates of functionals by generalized moduli of continuity generated by the Dunkl operators ⋮ Estimates of functionals by deviations of Steklov type averages generated by Dunkl type operators ⋮ Inverse approximation theorems in the spaces \(S^{(p,q)}(\sigma^{m-1})\)

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