On the uniqueness of elements of the best approximation and the best one-sided approximation in the spaceL 1

DOI10.1007/BF01058514zbMath0845.41019OpenAlexW2025492920MaRDI QIDQ4866451

V. N. Glushko, Vladislav F. Babenko

Publication date: 5 May 1996

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

Full work available at URL: https://doi.org/10.1007/bf01058514

zbMATH Keywords

uniqueness of best approximationbest approximation in \(L_ 1\)-norm

Mathematics Subject Classification ID

Best approximation, Chebyshev systems (41A50)

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