Function-valued Korovkin systems without quasiconcavity and set-valued Korovkin systems without convexity

DOI10.1016/J.JAT.2004.02.005zbMath1074.41014OpenAlexW4247365878MaRDI QIDQ1826868

Pedro Terán

Publication date: 6 August 2004

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

Full work available at URL: https://doi.org/10.1016/j.jat.2004.02.005

zbMATH Keywords

convex hullnon-convex setslinear positive operatorsKorovkin systemupper semi continuous functions

Mathematics Subject Classification ID

Approximation by operators (in particular, by integral operators) (41A35) Approximation by other special function classes (41A30)

Related Items (1)

An embedding theorem for convex fuzzy sets

Cites Work

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• Convexification in limit laws of random sets in Banach spaces
• Approximation of convex set-valued functions
• Ordered cones and approximation
• Korovkin approximation in \(C_0(X)\)
• Korovkin-type approximation theory and its applications
• On positive random objects
• Korovkin approximation for weighted set-valued functions
• A Korovkin Type Approximation Theorem for Set-Valued Functions
• Limit theorems for fuzzy random variables
• Approximation of continuous convex-cone-valued functions by monotone operators
• Fuzzy random variables
• Approximation of mappings with values which are upper semicontinuous functions

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