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Characterization of Chebyshev approximation by weak Markoff systems

Charakterisierung von Chebyshev-Approximationen durch schwache Markoff-Systeme

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Abstract

In this paper we prove a theorem which characterizes a best chebyshev approximation by a weak Markoff system. We give several applications of this result which include best approximation by spline functions.

Zusammenfassung

Ein Theorem, welches eine beste Chebyshev-Approximation durch ein schwaches Markoff-System charakterisiert, wird bewiesen. Mehrere Anwendungen, einschließlich Approximationen durch Spline-Funktionen werden präsentiert.

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Micchelli, C.A. Characterization of Chebyshev approximation by weak Markoff systems. Computing 12, 1–8 (1974). https://doi.org/10.1007/BF02239495

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  • DOI: https://doi.org/10.1007/BF02239495

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