On a conjecture concerning strong unicity constants

DOI10.1006/jath.1999.3368zbMath0947.41020OpenAlexW1993911936WikidataQ122947202 ScholiaQ122947202MaRDI QIDQ1963950

Wolfgang Gehlen

Publication date: 6 November 2000

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

Full work available at URL: https://doi.org/10.1006/jath.1999.3368

Mathematics Subject Classification ID

Best approximation, Chebyshev systems (41A50)

Related Items (1)

Unboundedness of the Lipschitz constants of best polynomial approximation

Cites Work

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• On extremal sets and strong unicity constants for certain \(C^{\infty}\) functions
• On the real CF-method for polynomial approximation and strong unicity constants
• On Poreda's problem on the strong unicity constants
• Precise orders of strong unicity constants for a class of rational functions
• On an unboundedness conjecture for strong unicity constants
• Characterizations of strong unicity in approximation theory
• Some theorems on Cebysev approximation
• The Lipschitz constant of the operator of best approximation
• Counterexamples in Best Approximation
• Lipschitz and strong unicity constants for changing dimension

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