Best coapproximation in normed linear spaces

DOI10.1007/BF01305855zbMath0421.41017MaRDI QIDQ1133096

Ivan Singer, Pier Luigi Papini

Publication date: 1979

Published in: Monatshefte für Mathematik (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/177926

zbMATH Keywords

spaces of continuous functionsnormed linear spaceselements of best coapproximation

Mathematics Subject Classification ID

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

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Cites Work

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• Approximation and strong approximation in normed spaces via tangent functionals
• Nonexpansive projections on subsets of Banach spaces
• On finite dimensional subspaces of Banach spaces
• Orthogonality in linear metric spaces
• Rotundity, orthogonality, and characterizations of inner product spaces
• On Projections With Norm 1--An Example
• Orthogonality and Linear Functionals in Normed Linear Spaces

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