Interpolating the mth power of x at the zeros of the \(n\)th Chebyshev polynomial yields an almost best Chebyshev approximation

DOI10.1007/BF02188195zbMath0625.41004MaRDI QIDQ579552

H. Fiedler

Publication date: 1986

Published in: Aequationes Mathematicae (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/137165

zbMATH Keywords

Chebyshev polynomialLagrange interpolant

Mathematics Subject Classification ID

Interpolation in approximation theory (41A05) Approximation by polynomials (41A10)

Cites Work

• Approximation of monomials by lower degree polynomials
• Estimates for \(E_n(x^{n+2m})\)
• Errors in Interpolating Functions at the Zeros of $T_{n + 1} (x)$
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