xref: /aosp_15_r20/external/eigen/doc/examples/QuickStart_example2_dynamic.cpp (revision bf2c37156dfe67e5dfebd6d394bad8b2ab5804d4) 
1 #include <iostream>
2 #include <Eigen/Dense>
3 
4 using namespace Eigen;
5 using namespace std;
6 
main()7 int main()
8 {
9   MatrixXd m = MatrixXd::Random(3,3);
10   m = (m + MatrixXd::Constant(3,3,1.2)) * 50;
11   cout << "m =" << endl << m << endl;
12   VectorXd v(3);
13   v << 1, 2, 3;
14   cout << "m * v =" << endl << m * v << endl;
15 }
16