1*bf2c3715SXin Li MatrixXcf A = MatrixXcf::Random(4,4); 2*bf2c3715SXin Li cout << "Here is a random 4x4 matrix, A:" << endl << A << endl << endl; 3*bf2c3715SXin Li ComplexSchur<MatrixXcf> schurOfA(A); 4*bf2c3715SXin Li cout << "The unitary matrix U is:" << endl << schurOfA.matrixU() << endl; 5