Continuity and strong unicity of the best approximation operator on subintervals

DOI10.1016/0021-9045(81)90120-9zbMath0474.41009OpenAlexW2012698258MaRDI QIDQ1159343

John A. Roulier, S. O. Paur

Publication date: 1981

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

Full work available at URL: https://doi.org/10.1016/0021-9045(81)90120-9

zbMATH Keywords

Lipschitz constantsstrong unicity constants

Mathematics Subject Classification ID

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

Related Items (2)

Uniform strong unicity constants for subsets of C(X) ⋮ Uniform Lipschitz constants in Chebyshev polynomial approximation

Cites Work

• On Lipschitz conditions, strong unicity and a theorem of A. K. Cline
• Uniform Lipschitz constants on small intervals
• Lipschitz conditions on uniform approximation operators
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