Characterization of generalized convex functions by their best approximation in sign-monotone norms

DOI10.1016/0021-9045(78)90020-5zbMath0405.41019OpenAlexW1987504240MaRDI QIDQ1257175

E. Kimchi

Publication date: 1978

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

Full work available at URL: https://doi.org/10.1016/0021-9045(78)90020-5

zbMATH Keywords

Best ApproximationsAbstract Approximation TheoryChebyshev SystemsSign Monotone Norm

Mathematics Subject Classification ID

Best approximation, Chebyshev systems (41A50) Multidimensional problems (41A63)

Related Items (2)

Best local approximation and generalized convexity ⋮ Degeneracy in WT-spaces

Cites Work

• Unnamed Item
• Unnamed Item
• Characterization of generalized convex functions by best \(L^2\)- approximations
• A necessary condition for best approximation in monotone and sign- monotone norms
• Functions with strictly decreasing distances from increasing Tchebycheff subspaces
• Restricted Range Approximation of k-Convex Functions in Monotone Norms

This page was built for publication: Characterization of generalized convex functions by their best approximation in sign-monotone norms