1 Array<double,1,3> x(8,25,3), 2 e(1./3.,0.5,2.); 3 cout << "[" << x << "]^[" << e << "] = " << x.pow(e) << endl; // using ArrayBase::pow 4 cout << "[" << x << "]^[" << e << "] = " << pow(x,e) << endl; // using Eigen::pow 5