给定n个等距结点 上的函数值 及精度要求，利用阿克玛(Akima)方法，计算指定子区间上的三次插值多项式与指定点上的函数值。-A given node n of equidistant values of the function and accuracy requirements, the use of Arkema (Akima) method in calculating the specified sub-range on the three-point interpolation po

科学与工程计算中常用的插值算法：Aitken、Akima、Hermite、Lagrange、样条插值等。-Science and engineering computing interpolation algorithm commonly used: Aitken, Akima, Hermite, Lagrange, spline interpolation.