Method atan2

extern/half/include/half.hpp:1514–1514

Arc tangent implementation. \param x first argument \param y second argument \return function value stored in single-preicision

			/// \param y second argument
			/// \return function value stored in single-preicision
			static expr atan2(float x, float y) { return expr(std::atan2(x, y)); }

			/// Hyperbolic sine implementation.
			/// \param arg function argument