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A bivariate cubic super spline space on Powell–Sabin triangulation

✍ Scribed by Sun-Kang Chen; Huan-Wen Liu


Publisher
Elsevier Science
Year
2008
Tongue
English
Weight
433 KB
Volume
56
Category
Article
ISSN
0898-1221

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✦ Synopsis


A bivariate C 1 cubic super spline is constructed on Powell-Sabin type-1 split with the additional smoothness at vertices in the original triangulation being C 2 , which permits the Hermite interpolation up to the second order partial derivatives exactly on all the vertices in the original triangulation. The locally supported dual basis and computational details using derivatives around each vertex are given.


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Bivariate C1 cubic spline space over a n
✍ Huan-Wen Liu; Don Hong; Dun-Qian Cao 📂 Article 📅 2005 🏛 Elsevier Science 🌐 English ⚖ 582 KB

In this paper, we discuss the algebraic structure of blvariate C 1 cubic sphne spaces over nonuniform type-2 triangulation and its subspaces with boundary conditions. The dimensions of these spaces are determined and their local support bases are constructed. (~ 2005 Elsevmr Ltd All rights reserved.