Abstract
A discussion and algorithm for combined interpolation and approximation by convexity-preserving rational splines is given.
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References
J. C. Clements (1990):Convexity-preserving piecewise rational cubic interpolation. SIAM J. Numer. Anal.,27:1016–1023.
R. Schaback (1990):Adaptive rational splines. Constr. Approx.,6:167–179.
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Communicated by Larry L. Schumaker.
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Kaufman, E.H., Taylor, G.D. Approximation and interpolation by convexity-preserving rational splines. Constr. Approx 10, 275–283 (1994). https://doi.org/10.1007/BF01263067
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DOI: https://doi.org/10.1007/BF01263067