| // SPDX-FileCopyrightText: The Eigen Authors | |
| // SPDX-License-Identifier: MPL-2.0 | |
| #include <iostream> | |
| #include <Eigen/Dense> | |
| int main() { | |
| Eigen::Matrix2f A, b; | |
| A << 2, -1, -1, 3; | |
| b << 1, 2, 3, 1; | |
| std::cout << "Here is the matrix A:\n" << A << std::endl; | |
| std::cout << "Here is the right hand side b:\n" << b << std::endl; | |
| Eigen::Matrix2f x = A.ldlt().solve(b); | |
| std::cout << "The solution is:\n" << x << std::endl; | |
| } |