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一类具有线性分母的有理插值样条的逼近问题 被引量:6

The Error Estimation of a Rational Cubic Spline
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摘要 对被插函数 f(t) ∈C3[t0 ,tn],讨论了一类具有线性分母的有理插值函数的逼近性质 。 The approximation properties of rational cubic splines for an interpolated function f(t)∈C 3 are discussed. The boundness coefficient and its double symmetry with regard to parameters have been proved.
出处 《工程数学学报》 CSCD 北大核心 2002年第1期94-98,共5页 Chinese Journal of Engineering Mathematics
基金 山东省自然科学基金资助 (Y99A0 1)
关键词 有理三次插值函数 Peano-kernel定理 双重对称 Rational cubic splines Peano dernel theorem the double symmetry
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参考文献9

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同被引文献60

  • 1王文涛,汪国昭.带形状参数的三角多项式均匀B样条[J].计算机学报,2005,28(7):1192-1198. 被引量:70
  • 2赵宏庆,彭国华,叶正麟,郑红婵.曲线造型的新方法研究[J].工程数学学报,2006,23(3):414-418. 被引量:2
  • 3邬弘毅,陈晓彦.多形状参数的三次非均匀三角多项式曲线[J].计算机辅助设计与图形学学报,2006,18(10):1599-1606. 被引量:11
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  • 5Duan Q,Djidjeli K,Price W G,et aL Rational cubic spline based on function values[J].Computer and Graphics,1998,22(4):479-486.
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  • 8Duan Q,Liu A K,Cheng F H.Constrained interpolation using rational cubic spline with linear denominators[J].Korean Journal of Computational and Applied Mathematics,1999,6(1):203-215.
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  • 10FANG LIAN. G3 approximation of conic sections by quintic polyno- mial curves [J]. Computer Aided Geometric Design, 1999, 16(7): 755 - 766.

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