Sharpness of Timan's converse result for polynomial approximation

DOI10.1016/0021-9045(91)90010-8zbMath0746.41013OpenAlexW1973334052MaRDI QIDQ1180597

Vilmos Totik

Publication date: 27 June 1992

Published in: Journal of Approximation Theory (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/0021-9045(91)90010-8

zbMATH Keywords

best polynomial approximation

Mathematics Subject Classification ID

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

Related Items (1)

A remark on concentration of the error between a function and its best polynomial approximants

Cites Work

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• The sharpness of Timan's theorem on differentiable functions

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