Continuity of metric projection, Pólya algorithm, strict best approximation, and tubularity of convex sets

DOI10.1006/jmaa.1994.1124zbMath0796.41021OpenAlexW2015217142MaRDI QIDQ1323923

Wu Li, Robert Huotari

Publication date: 8 June 1994

Published in: Journal of Mathematical Analysis and Applications (Search for Journal in Brave)

Full work available at URL: https://digitalcommons.odu.edu/cgi/viewcontent.cgi?article=1118&context=mathstat_fac_pubs

zbMATH Keywords

Pólya algorithmconvex subsettubularity

Mathematics Subject Classification ID

Best approximation, Chebyshev systems (41A50)

Related Items (5)

Best \(L_ 1\) approximation by convex functions ⋮ Continuities of metric projection and geometric consequences ⋮ Hoffman's error bounds and uniform Lipschitz continuity of best \(l_ p\)-approximations ⋮ Support cones and convexity of sets in ℝⁿ ⋮ Uniform Lipschitz continuity of best \(l_p\)-approximations by polyhedral sets

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