A counterexample on global Chebyshev approximation

DOI10.1016/0021-9045(87)90023-2zbMath0651.41014OpenAlexW1993442600WikidataQ124832544 ScholiaQ124832544MaRDI QIDQ1106416

Guohui Feng

Publication date: 1987

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

Full work available at URL: https://doi.org/10.1016/0021-9045(87)90023-2

zbMATH Keywords

Chebyshev radiusproximinalChebyshev centre

Mathematics Subject Classification ID

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

Cites Work

• Restricted Centers in C(Ω)
• THE CHARACTERIZATION OF BEST APPROXIMATIONS IN TENSOR-PRODUCT SPACES

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