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