======================== CpuNDRange ======================== */

Square root. \param arg function argument \return square root of \a arg template<typename T> typename enable<expr,T>::type sqrt(T arg) { return functi

Power function. \param base first argument \param exp second argument \return \a base raised to \a exp template<typename T,typename U> typename enable

get current var: if var has been replaced, return its new value; otherwise return var itself

r"""Sets training mode of all the modules within this module (including itself) to ``False``. See :meth:`~.Module.train` for details.

Exponential function. \param arg function argument \return e raised to \a arg template<typename T> typename enable<expr,T>::type exp(T arg) { return f

serialize a algo's desc to string. format is handle_type|algo_type|size_of_param|size_of_name|string_of_param|string_of_name