Are the degrees of the best (co)convex and unconstrained polynomial approximations the same? II

DOI10.1007/S11253-010-0362-2zbMath1224.41019OpenAlexW2094860359MaRDI QIDQ3076330

I. A. Shevchuk, Dany Leviatan, Kirill A. Kopotun

Publication date: 22 February 2011

Published in: Ukrainian Mathematical Journal (Search for Journal in Brave)

Full work available at URL: http://dspace.nbuv.gov.ua/handle/123456789/165980

zbMATH Keywords

unconstrained polynomial approximationbest (co)convex polynomial approximation

Mathematics Subject Classification ID

Best approximation, Chebyshev systems (41A50) Approximation by polynomials (41A10)

Related Items (6)

Positive results and counterexamples in comonotone approximation. II. ⋮ Comparing the degrees of unconstrained and shape preserving approximation by polynomials ⋮ On the moduli of smoothness with Jacobi weights ⋮ On the degree of piecewise shape-preserving approximation by polynomials ⋮ New moduli of smoothness: weighted DT moduli revisited and applied ⋮ On weighted approximation with Jacobi weights

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