Polynomial approximation with Chebyshev-Hermite weight on the real axis

zbMath0976.41026MaRDI QIDQ1276058

D. V. Alekseev

Publication date: 14 January 1999

Published in: Moscow University Mathematics Bulletin (Search for Journal in Brave)

zbMATH Keywords

polynomialsapproximation of functions

Mathematics Subject Classification ID

Best approximation, Chebyshev systems (41A50) Inverse theorems in approximation theory (41A27)

Related Items (4)

On estimates of diameter values of classes of functions in the weight space \(L_{2, \gamma } ( \mathbb{R}^2)\), \(\gamma = \exp(-x^2 - y^2)\) ⋮ On the estimates of the values of various widths of classes of functions of two variables in the weight space \(L_{2, \gamma } ( \mathbb{R}^2)\), \(\gamma = \exp ( - x^2 - y^2)\) ⋮ On the best approximation in the mean by algebraic polynomials with weight and the exact values of widths for the classes of functions ⋮ Mean approximation of functions on the real axis by algebraic polynomials with Chebyshev-Hermite weight and widths of function classes

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