Weak Minimal H-Sets for Polynomials in Two Variables

DOI10.1137/0719075zbMath0495.41028OpenAlexW2086426609MaRDI QIDQ3958902

Ph. Defert, Jean-Philippe Thiran

Publication date: 1982

Published in: SIAM Journal on Numerical Analysis (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1137/0719075

zbMATH Keywords

Noether theoremcomputation algorithmsminimal H-setsprimitive extremal signatures

Mathematics Subject Classification ID

Best approximation, Chebyshev systems (41A50) Abstract approximation theory (approximation in normed linear spaces and other abstract spaces) (41A65)

Related Items (5)

Strict Chebyshev approximation for general systems of linear equations ⋮ On first-degree multivariate polynomial approximation ⋮ Uniform non-linear constrained approximation in normed linear spaces ⋮ On real and complex-valued bivariate Chebyshev polynomials ⋮ On H-sets in bivariate rational approximation

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