| #include <iostream> | |
| #include <Eigen/Dense> | |
| int main() { | |
| Eigen::Matrix3f A; | |
| A << 1, 2, 1, 2, 1, 0, -1, 1, 2; | |
| std::cout << "Here is the matrix A:\n" << A << std::endl; | |
| std::cout << "The determinant of A is " << A.determinant() << std::endl; | |
| std::cout << "The inverse of A is:\n" << A.inverse() << std::endl; | |
| } |