Best approximation in vector spaces

DOI10.1134/S0001434611050142zbMath1231.41026MaRDI QIDQ650490

Mohammad Reza Haddadi, Hamid Mazaheri

Publication date: 25 November 2011

Published in: Mathematical Notes (Search for Journal in Brave)

zbMATH Keywords

linear functionalvector spacequotient space\(f\)-Chebyshev subspace\(f\)-proximinal subspaceHahn-Banach space

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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• Some results on \(p\)-best approximation in vector spaces
• Approximation theory in tensor product spaces
• The orthogonality in the locally convex spaces