Function atan

dnn/include/megdnn/dtype/half.hpp:2372–2372

Arc tangent function. \param arg function argument \return arc tangent value of \a arg template typename enable ::type atan(T arg) { return functions::atan(arg); }

		/// \return arc tangent value of \a arg
//		template<typename T> typename enable<expr,T>::type atan(T arg) { return functions::atan(arg); }
        MEGDNN_HOST MEGDNN_DEVICE inline expr atan(half arg) { return functions::atan(arg); }
        MEGDNN_HOST MEGDNN_DEVICE inline expr atan(expr arg) { return functions::atan(arg); }

		/// Arc tangent function.