A GENERAL CHARACTERIZATION OF BEST RESTRICTED RANGE APPROXIMATIONS

DOI10.1080/16073606.1997.9632001zbMath0884.41018OpenAlexW2032021226MaRDI QIDQ4360225

Jun Zhong

Publication date: 17 March 1998

Published in: Quaestiones Mathematicae (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1080/16073606.1997.9632001

Mathematics Subject Classification ID

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

Cites Work

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• Least-squares approximation with restricted range
• Characterization theorems for constrained approximation problems via optimization theory
• Best copositive approximation
• Approximation by functions having restricted ranges. III
• On uniform approximation with interpolatory constraints
• Approximation by functions having restricted ranges: Equality case
• On the best uniform ε-interpolation operator
• Best restricted range approximation
• Applications of the Hahn-Banach Theorem in Approximation Theory
• On Approximations by Polynomials Having Restricted Ranges. II
• Approximation with Convex Constraints
• On Approximation by Polynomials Having Restricted Ranges

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