MetNum_ELE_AiR/02_1_Approx/Form1.cs

using MathNet.Numerics.LinearAlgebra;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace _02_1_Approx
{
  public partial class Form1 : Form
  {
    public Form1()
    {
      InitializeComponent();
    }

    private void button1_Click(object sender, EventArgs e)
    {
      var A = Matrix<double>.Build.DenseOfArray(new double[,] {
    { 3, 2, -1 },
    { 2, -2, 4 },
    { -1, 0.5, -1 }
});
      var b = Vector<double>.Build.Dense(new double[] { 1, -2, 0 });
      var x = A.Solve(b);
    }
  }
}