Uniqueness in restricted range approximation with betweenness

DOI10.1016/0021-9045(80)90001-5zbMath0457.41024OpenAlexW1972546898MaRDI QIDQ1150773

Charles B. Dunham

Publication date: 1980

Published in: Journal of Approximation Theory (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/0021-9045(80)90001-5

zbMATH Keywords

one-sided approximationbetweenness propertyzero-sign compatibility

Mathematics Subject Classification ID

Best approximation, Chebyshev systems (41A50) Abstract approximation theory (approximation in normed linear spaces and other abstract spaces) (41A65) Uniqueness of best approximation (41A52)

Cites Work

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• Chebyshev approximation with restricted ranges by families with the betweenness property
• Chebyshev Approximation by Families with the Betweeness Property

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