摘要
考虑对一组保凸型值点列{(xi,yi)i=0,1,2,…n}的插值曲线,给出了一种有理(2/1)型插值样条函数S(x),并证明了S(x)是保凸插值样条函数.
In this paper. A rational (2/1) type interpolation spline funtion is presental. The splinefuntion is convex preserving.
出处
《沈阳工业大学学报》
EI
CAS
1998年第6期68-71,共4页
Journal of Shenyang University of Technology