sample4_14.cs

用于矩阵的各种运算

/*
 * 示例程序Sample4_14: LEquations类的求解线性最小二乘问题的豪斯荷尔德变换法
 */

using System;
using CSharpAlgorithm.Algorithm;

namespace CSharpAlgorithm.Sample
{
	class Class1
	{
		[STAThread]
		static void Main(string[] args)
		{
            // 系数矩阵数据
            double[] mtxDataCoef13 = {
                                         1.0,1.0,-1.0,
                                         2.0,1.0,0.0,
                                         1.0,-1.0,0.0,
                                         -1.0,2.0,1.0};
            // 常数矩阵数据
            double[] mtxDataConst13 = {
                                          2.0,
                                          -3.0,
                                          1.0,
                                          4.0};
		
            // 构造系数矩阵
            Matrix mtxCoef13 = new Matrix(4, 3, mtxDataCoef13);
            // 构造常数矩阵
            Matrix mtxConst13 = new Matrix(4, 1, mtxDataConst13);

            // 构造线性方程组
            LEquations leqs13 = new LEquations(mtxCoef13, mtxConst13);
		
            // 求解线性最小二乘问题的豪斯荷尔德变换法
            Matrix mtxResult13 = new Matrix();
            Matrix mtxResultQ = new Matrix();
            Matrix mtxResultR = new Matrix();
            if (leqs13.GetRootsetMqr(mtxResult13, mtxResultQ, mtxResultR))
            {
                Console.WriteLine(mtxResult13);
            }
            else
            {
                Console.WriteLine("失败");
            }
        }
	}
}