Remarks on best approximation in R-trees

DOI10.2478/V10062-009-0012-ZzbMath1191.54040OpenAlexW2052056374MaRDI QIDQ3569421

Bancha Panyanak, William A. Kirk

Publication date: 21 June 2010

Published in: Annales UMCS, Mathematica (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.2478/v10062-009-0012-z

zbMATH Keywords

fixed pointssemicontinuitybest approximation\(\mathbb R\)-tree

Mathematics Subject Classification ID

Trees (05C05) Fixed-point and coincidence theorems (topological aspects) (54H25) Special maps on metric spaces (54E40)

Related Items (4)

Metric fixed point theory on hyperconvex spaces: recent progress ⋮ Fixed points and best approximation in arcwise connected spaces ⋮ A note on geodesically bounded \(\mathbb R\)-trees ⋮ Common fixed points for commuting multivalued non-convex mappings in metric trees

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