Several extremal approximation problems for the characteristic function of a spherical layer

DOI10.1134/S0081543812050094zbMath1298.41007OpenAlexW2038343541MaRDI QIDQ742275

Marina Valer'evna Deikalova

Publication date: 18 September 2014

Published in: Proceedings of the Steklov Institute of Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1134/s0081543812050094

zbMATH Keywords

Euclidean spherealgebraic polynomialsapproximation on a spherecharacteristic function a spherical layer

Mathematics Subject Classification ID

Approximation by polynomials (41A10)

Related Items (1)

ONE-SIDED L-APPROXIMATION ON A SPHERE OF THE CHARACTERISTIC FUNCTION OF A LAYER

Cites Work

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• Integral approximation of the characteristic function of a spherical cap by algebraic polynomials
• On the best approximation of Dirichlet kernels
• Complexity of approximation problems
• The taikov functional in the space of algebraic polynomials on the multidimensional Euclidean sphere

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