Optimal Subspaces forn-Widths of Bounded Subsets in Hilbert Spaces

DOI10.1080/01630563.2011.575984zbMath1229.41029OpenAlexW2041366848MaRDI QIDQ3016314

Qiaoluan Helen Li

Publication date: 15 July 2011

Published in: Numerical Functional Analysis and Optimization (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1080/01630563.2011.575984

zbMATH Keywords

subspaceHilbert spacesfinite element methodsoptimal approximation\(n\)-widthmesh dependent norms

Mathematics Subject Classification ID

Best approximation, Chebyshev systems (41A50)

Cites Work

• \({\mathcal L}\)-splines and widths
• Diameter of class \(W^ r L\) in \(L(0,2\pi)\) and spline function approximation
• Error-bounds for finite element method
• Über die beste Annäherung von Funktionen einer gegebenen Funktionenklasse
• Generalized Finite Element Methods: Their Performance and Their Relation to Mixed Methods
• Special Finite Element Methods for a Class of Second Order Elliptic Problems with Rough Coefficients

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