sample6_4.cs

来自「用于矩阵的各种运算」· CS 代码 · 共 31 行

/*
 * 示例程序Sample6_4: Interpolation类的一元三点等距插值
 */

using System;
using CSharpAlgorithm.Algorithm;

namespace CSharpAlgorithm.Sample
{
	class Class1
	{
		[STAThread]
		static void Main(string[] args)
		{
            // 数据
            int n = 10;
            double x0 = 0.10;
            double xstep = 0.10;
            double[] y = {0.904837,0.860708,0.778801,0.670320,0.606531,0.565525,0.496585,0.427415,0.394554,0.367879};
            double[] t = {0.25, 0.63, 0.95};
		
            // 插值运算
            for (int i=0; i<t.Length; ++i)
            {
                double yt = Interpolation.GetValueLagrange3(n, x0, xstep, y, t[i]);
                Console.WriteLine("f(" + t[i] + ") = " + yt);
            }		
        }
	}
}