Exact estimates of quasiwidths of some classes of differentiable periodic functions of two variables

DOI10.1007/S10476-009-0105-5zbMath1199.41149OpenAlexW2025646760MaRDI QIDQ1046792

M. O. Akobirshoev, Mirgand Shabozovich Shabozov

Publication date: 28 December 2009

Published in: Analysis Mathematica (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s10476-009-0105-5

zbMATH Keywords

differentiable periodic functionsquasiwidths

Mathematics Subject Classification ID

Approximation by arbitrary nonlinear expressions; widths and entropy (41A46)

Related Items (2)

Mean-square ``angle approximation in the \(L_2\) metric and the values of quasiwidths for some classes of functions ⋮ Mean-square approximation by ``angle in the space \(L_{2,\mu}(\mathbb{R}^2)\) with the Chebyshev-Hermite weight

Cites Work

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• Über die beste Annäherung von Funktionen einer gegebenen Funktionenklasse
• Stone Duality for Nominal Boolean Algebras with И

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