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;
cout<< "Here is the matrix m:"<< endl<< m<< endl;Matrix< ptrdiff_t, 3, 1 > res
Matrix< double, 3, 3 > Matrix3d
3×3 matrix of type double.