On best constants in L2 approximation

DOI10.1093/IMANUM/DRAA041OpenAlexW3089314053MaRDI QIDQ5077075

Espen Sande, Andrea Bressan, Michael S. Floater

Publication date: 17 May 2022

Published in: IMA Journal of Numerical Analysis (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1909.13736

zbMATH Keywords

splineseigenvaluesGreen's functionseigenfunctionstotal positivityfunction approximationisogeometric analysis\(n\)-widths

Mathematics Subject Classification ID

Numerical computation using splines (65D07) Algorithms for approximation of functions (65D15)

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Outlier-free spline spaces for isogeometric discretizations of biharmonic and polyharmonic eigenvalue problems

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