Files
FastDeploy/third_party/eigen/doc/examples/TutorialLinAlgExSolveColPivHouseholderQR.cpp
Jack Zhou 355382ad63 Move eigen to third party (#282)
* remove useless statement

* Add eigen to third_party dir

* remove reducdant lines
2022-09-26 19:24:02 +08:00

17 lines
377 B
C++

#include <Eigen/Dense>
#include <iostream>
using namespace std;
using namespace Eigen;
int main() {
Matrix3f A;
Vector3f b;
A << 1, 2, 3, 4, 5, 6, 7, 8, 10;
b << 3, 3, 4;
cout << "Here is the matrix A:\n" << A << endl;
cout << "Here is the vector b:\n" << b << endl;
Vector3f x = A.colPivHouseholderQr().solve(b);
cout << "The solution is:\n" << x << endl;
}