1 Matrix3d m
= Matrix3d::Random();
2 cout
<< "Here is the matrix m:" << endl
<< m
<< endl
;
3 Matrix
<ptrdiff_t, 3, 1> res
= (m
.array() >= 0.5).rowwise().count();
4 cout
<< "Here is the count of elements larger or equal than 0.5 of each row:" << endl
;