Abstract
In this paper we address the problem of constructing quasi-interpolants in the space of quadratic Powell-Sabin splines on nonuniform triangulations. Quasi-interpolants of optimal approximation order are proposed and numerical tests are presented.
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Communicated by: J.M. Pena.
Dedicated to Prof. Mariano Gasca on the occasion of his 60th birthday.
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Manni, C., Sablonnière, P. Quadratic spline quasi-interpolants on Powell-Sabin partitions. Adv Comput Math 26, 283–304 (2007). https://doi.org/10.1007/s10444-006-9025-0
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DOI: https://doi.org/10.1007/s10444-006-9025-0