| #include <iostream> | |
| #include <Eigen/Dense> | |
| int main() { | |
| Eigen::MatrixXd m(2, 2); | |
| m(0, 0) = 3; | |
| m(1, 0) = 2.5; | |
| m(0, 1) = -1; | |
| m(1, 1) = m(1, 0) + m(0, 1); | |
| std::cout << "Here is the matrix m:\n" << m << std::endl; | |
| Eigen::VectorXd v(2); | |
| v(0) = 4; | |
| v(1) = v(0) - 1; | |
| std::cout << "Here is the vector v:\n" << v << std::endl; | |
| } |