On singletonness of remotal and uniquely remotal sets

zbMath1248.46016MaRDI QIDQ2430157

Yanyan Li

Publication date: 6 April 2011

Published in: Bulletin of the Belgian Mathematical Society - Simon Stevin (Search for Journal in Brave)

Full work available at URL: https://projecteuclid.org/euclid.bbms/1299766492

zbMATH Keywords

\(M\)-spacefarthest pointconvex metric spaceuniquely remotal setremotal setChebyshev centrefarthest point mapexternally convex metric space

Mathematics Subject Classification ID

Geometry and structure of normed linear spaces (46B20) Characterizations of Hilbert spaces (46C15) Abstract approximation theory (approximation in normed linear spaces and other abstract spaces) (41A65)

Related Items (3)

Estimates of the Chebyshev radius in terms of the MAX-metric function and the MAX-projection operator ⋮ Unnamed Item ⋮ The convexity of Chebyshev sets in normed spaces

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