Function sqrt

extern/half/include/half.hpp:2383–2383

Square root. \param arg function argument \return square root of \a arg template typename enable ::type sqrt(T arg) { return functions::sqrt(arg); }

		/// \return square root of \a arg
//		template<typename T> typename enable<expr,T>::type sqrt(T arg) { return functions::sqrt(arg); }
		inline expr sqrt(half arg) { return functions::sqrt(arg); }
		inline expr sqrt(expr arg) { return functions::sqrt(arg); }

		/// Cubic root.