C#环境下的数值计算库:MathNet

 1 using System;
 2 using System.Collections.Generic;
 3 using System.Linq;
 4 using System.Text;
 5 using System.Threading.Tasks;
 6 using MathNet.Numerics.LinearAlgebra;
 7 
 8 namespace NumericalTest
 9 {
10     class Program
11     {
12         static void Main(string[] args)
13         {
14             // 系数矩阵
15             double[][] a = { new double[] { 1, 1 }, new double[] { 1, -1 } };
16             Matrix ma = Matrix.Create(a);
17 
18             // 右侧矩阵
19             double[][] b = { new double[] { 3 }, new double[] { 1 } };
20             Matrix mb = Matrix.Create(b);
21 
22             // solve求解
23             Matrix mx = ma.Solve(mb);
24             System.Console.WriteLine(mx[0, 0] + "," + mx[1, 0]);
25         }
26     }
27 }