Contractive projections on \(\ell^ 1\)

DOI10.1007/BF01238271zbMath0752.41034OpenAlexW2913652042MaRDI QIDQ1185200

U. Westphal

Publication date: 28 June 1992

Published in: Constructive Approximation (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/bf01238271

zbMATH Keywords

contractive projectionscylinder setscontractive retractsnorm-convex

Mathematics Subject Classification ID

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

Related Items (2)

A small set in a large parallelepiped. ⋮ Contractive projections and isometries in sequence spaces

Cites Work

• On suns and cosuns in finite dimensional normed real vector spaces
• Cosuns in \(\ell ^ p(n)\), \(1\leq p<\infty \).
• Best coapproximation in normed linear spaces
• Fixpunktmengen von Kontraktionen in endlichdimensionalen normierten Räumen
• Points minimaux et ensembles optimaux dans les espaces de Banach
• Nonexpansive projections on subsets of Banach spaces
• Nonexpansive retracts of Banach spaces
• Properties of Fixed-Point Sets of Nonexpansive Mappings in Banach Spaces
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