Chebyshev Sets in C[0,1] Which are not Suns

DOI10.4153/CMB-1975-006-7zbMath0309.41025MaRDI QIDQ4067526

Charles B. Dunham

Publication date: 1975

Published in: Canadian Mathematical Bulletin (Search for Journal in Brave)

Mathematics Subject Classification ID

Best approximation, Chebyshev systems (41A50)

Related Items (10)

Connectedness and other geometric properties of suns and Chebyshev sets ⋮ Convexity of generalized proximinal sets in Banach spaces ⋮ Weighted Chebyshev approximation on a compact Hausdorff space ⋮ Dispersed Chebyshev sets and coverings by balls ⋮ An example of a disconnected sun in a Banach space ⋮ Some suns in \(L_1\) ⋮ Relations between certain classes of sets in Banach spaces ⋮ Differentiability of distance function and the proximinal condition implying convexity ⋮ An example of non-approximatively-compact existence set with finite-valued metric projection ⋮ Geometrical characterizations for nonlinear uniform approximation

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