Orthogonal decompositions in Hilbertian subspaces, error functions and optimal extensions of interpolation systems

DOI10.1023/A:1016003803996zbMath0998.41003OpenAlexW1647681070MaRDI QIDQ1610722

Publication date: 20 August 2002

Published in: Numerical Algorithms (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1023/a:1016003803996

zbMATH Keywords

error function Schur complement reproducing kernel Hilbert space variational spline conditionally positive definite function

Mathematics Subject Classification ID

Abstract approximation theory (approximation in normed linear spaces and other abstract spaces) (41A65) Multidimensional problems (41A63) Spline approximation (41A15) Approximation by other special function classes (41A30)

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