The Structural Characterization and Locally Supported Bases for Bivariate Super Splines

The Structural Characterization and Locally Supported Bases for Bivariate Super Splines

Year:    2004

Author:    Zhiqiang Xu, Renhong Wang

Journal of Computational Mathematics, Vol. 22 (2004), Iss. 6 : pp. 807–816

Abstract

Super splines are bivariate splines defined on triangulations, where the smoothness enforced at the vertices is larger than the smoothness enforced across the edges. In this paper, the smoothness conditions and conformality conditions for super splines are presented. Three locally supported super splines on type-1 triangulation are presented. Moreover, the criteria to select local bases are also given. By using local supported super spline function, a variation-diminishing operator is built. The approximation properties of the operator are also presented.

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Journal Article Details

Publisher Name:    Global Science Press

Language:    English

DOI:    https://doi.org/2004-JCM-8869

Journal of Computational Mathematics, Vol. 22 (2004), Iss. 6 : pp. 807–816

Published online:    2004-01

AMS Subject Headings:   

Copyright:    COPYRIGHT: © Global Science Press

Pages:    10

Keywords:    Spline Local bases Super spline.

Author Details

Zhiqiang Xu

Renhong Wang