Optimal Lagrange interpolation by quarti
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C.K. Chui; G. Hecklin; G. NΓΌrnberger; F. Zeilfelder
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Article
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2008
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Elsevier Science
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English
β 333 KB
We develop a local Lagrange interpolation scheme for quartic C 1 splines on triangulations. Given an arbitrary triangulation , we decompose into pairs of neighboring triangles and add "diagonals" to some of these pairs. Only in exceptional cases, a few triangles are split. Based on this simple refin