Matrix3d m = Matrix3d::Random();cout << "Here is the matrix m:" << endl << m << endl;cout << "Here is the sum of each row:" << endl << m.rowwise().sum() << endl;
Matrix3d m = Matrix3d::Random();
cout << "Here is the matrix m:" << endl << m << endl;
cout << "Here is the sum of each row:" << endl << m.rowwise().sum() << endl;