MatrixXcf a = MatrixXcf::Random(2,2);
cout << "Here is the matrix a\n" << a << endl;

cout << "Here is the matrix a^T\n" << a.transpose() << endl;


cout << "Here is the conjugate of a\n" << a.conjugate() << endl;


cout << "Here is the matrix a^*\n" << a.adjoint() << endl;