Continuity of metric projection onto a Chebyshev subspace of finite codimension in a space of continuous functions

DOI10.1007/BF01140531zbMath0458.41023OpenAlexW2067247556MaRDI QIDQ1151536

E. V. Oshman

Publication date: 1980

Published in: Mathematical Notes (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/bf01140531

zbMATH Keywords

prenorm

Mathematics Subject Classification ID

Best approximation, Chebyshev systems (41A50) Abstract approximation theory (approximation in normed linear spaces and other abstract spaces) (41A65)

Related Items (1)

Elements of best approximation relative to subspaces of finite codimension

Cites Work

• Convexity of Chebyshev sets
• Metric projections onto subspaces of finite codimension
• On set-valued metric projections, Hahn-Banach extension maps, and spherical image maps
• APPROXIMATIVE PROPERTIES OF SETS IN NORMED LINEAR SPACES
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