A Geometric Proof of Total Positivity for Spline Interpolation

DOI10.2307/2008139zbMath0599.41021OpenAlexW4252842741MaRDI QIDQ3733401

Carl De Boor, Ronald A. DeVore

Publication date: 1985

Full work available at URL: https://doi.org/10.2307/2008139

zbMATH Keywords

total positivityB-splinecollocation matrixsign variation property

Mathematics Subject Classification ID

Best approximation, Chebyshev systems (41A50) Interpolation in approximation theory (41A05) Rate of convergence, degree of approximation (41A25) Spline approximation (41A15)

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