1#include <Eigen/Core>
2#include <Eigen/LU>
3#include <iostream>
4
5using namespace std;
6using namespace Eigen;
7
8int main()
9{
10   Matrix3f A;
11   Vector3f b;
12   A << 1,2,3,  4,5,6,  7,8,10;
13   b << 3, 3, 4;
14   cout << "Here is the matrix A:" << endl << A << endl;
15   cout << "Here is the vector b:" << endl << b << endl;
16   Vector3f x = A.lu().solve(b);
17   cout << "The solution is:" << endl << x << endl;
18}
19