Characterization of generalized convex functions by best \(L^2\)- approximations

DOI10.1016/0021-9045(75)90083-0zbMath0303.41030OpenAlexW2027242314MaRDI QIDQ1216578

Dan Amir, Zvi Ziegler

Publication date: 1975

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

Full work available at URL: https://doi.org/10.1016/0021-9045(75)90083-0

Mathematics Subject Classification ID

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

Related Items (2)

Best local approximation and generalized convexity ⋮ Characterization of generalized convex functions by their best approximation in sign-monotone norms

Cites Work

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• Generalized absolutely monotone functions
• On the characterization of measures of the cone dual to a generalized convexity cone
• On generalized absolutely monotone functions
• Functions with strictly decreasing distances from increasing Tchebycheff subspaces

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