less_equal        186 modules/core/include/opencv2/core/cuda/functional.hpp     template <typename T> struct less_equal : binary_function<T, T, bool>
less_equal        182 modules/cudev/include/opencv2/cudev/functional/functional.hpp template <typename T> struct less_equal : binary_function<T, T, typename MakeVec<uchar, VecTraits<T>::cn>::type>