xref: /aosp_15_r20/external/eigen/doc/examples/QuickStart_example2_dynamic.cpp (revision bf2c37156dfe67e5dfebd6d394bad8b2ab5804d4)
1*bf2c3715SXin Li #include <iostream>
2*bf2c3715SXin Li #include <Eigen/Dense>
3*bf2c3715SXin Li 
4*bf2c3715SXin Li using namespace Eigen;
5*bf2c3715SXin Li using namespace std;
6*bf2c3715SXin Li 
main()7*bf2c3715SXin Li int main()
8*bf2c3715SXin Li {
9*bf2c3715SXin Li   MatrixXd m = MatrixXd::Random(3,3);
10*bf2c3715SXin Li   m = (m + MatrixXd::Constant(3,3,1.2)) * 50;
11*bf2c3715SXin Li   cout << "m =" << endl << m << endl;
12*bf2c3715SXin Li   VectorXd v(3);
13*bf2c3715SXin Li   v << 1, 2, 3;
14*bf2c3715SXin Li   cout << "m * v =" << endl << m * v << endl;
15*bf2c3715SXin Li }
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