C#,数值计算——有理函数插值和外推(Rational_interp)的计算方法与源程序using System;namespace Legalsoft.Truffer { /// <summary> /// 有理函数插值和外推 /// Rational Function Interpolation and Extrapolation /// Given a value x, and using pointers to data xx and yy, this routine returns /// an interpolated value y, and stores an error e