1 #if EIGEN_HAS_STATIC_ARRAY_TEMPLATE 2 MatrixXi A = MatrixXi::Random(4,6); 3 cout << "Initial matrix A:\n" << A << "\n\n"; 4 cout << "A(all,{4,2,5,5,3}):\n" << A(all,{4,2,5,5,3}) << "\n\n"; 5 #endif 6