
	atan(3)			MudOS v21c2		(5 Sep 1994)

	:
		atan() - һֵ (tangent).
	﷨:
		float atan( float f );

		 atan(  f );
	÷:
                ز f  ķֵ, f ĵλ (radians).
	ο:
		acos(3), asin(3), cos(3), sin(3), tan(3)
	:
		Spock @ FF	96.Oct.15.		(printed 3/16/95)
