MatrixXdA=MatrixXd::Random(6,6);cout<<"Here is a random 6x6 matrix, A:"<<endl<<A<<endl<<endl;EigenSolver<MatrixXd>es(A);MatrixXdD=es.pseudoEigenvalueMatrix();MatrixXdV=es.pseudoEigenvectors();cout<<"The pseudo-eigenvalue matrix D is:"<<endl<<D<<endl;cout<<"The pseudo-eigenvector matrix V is:"<<endl<<V<<endl;cout<<"Finally, V * D * V^(-1) = "<<endl<<V*D*V.inverse()<<endl;