xref: /aosp_15_r20/external/eigen/doc/snippets/PartialRedux_sum.cpp (revision bf2c37156dfe67e5dfebd6d394bad8b2ab5804d4)

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;