Approximate selections for upper semicontinuous convex valued multifunctions

DOI10.1016/0021-9045(83)90090-4zbMath0536.41039OpenAlexW2001248135MaRDI QIDQ791789

Gerald A. Beer

Publication date: 1983

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

Full work available at URL: https://doi.org/10.1016/0021-9045(83)90090-4

zbMATH Keywords

upper semicontinuous multifunction

Mathematics Subject Classification ID

Selections in general topology (54C65) Abstract approximation theory (approximation in normed linear spaces and other abstract spaces) (41A65) Topology of special sets defined by functions (54C50)

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A characterization of reflexive spaces by means of continuous approximate selections for metric projections, New results in the theory of multivalued mappings. I: Topological characteristics and solvability of operator relations, On strong approximations of usc nonconvex-valued mappings

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