1Matrix2f m = Matrix2f::Random(); 2m = (m + m.adjoint()).eval(); 3JacobiRotation<float> J; 4J.makeJacobi(m, 0, 1); 5cout << "Here is the matrix m:" << endl << m << endl; 6m.applyOnTheLeft(0, 1, J.adjoint()); 7m.applyOnTheRight(0, 1, J); 8cout << "Here is the matrix J' * m * J:" << endl << m << endl;