
	cos(3)			MudOS v21c2		(5 Sep 1994)

	:
		cos() - һֵ (cosine)
	﷨:
		float cos( float f );

		 cos(  f );
	÷:
		ز f ֵ, f   (radians) Ϊλ.
	ο:
		acos(3), asin(3), atan(3), sin(3), tan(3)
	:
		Spock @ FF	97.Jan.27.		(printed 3/16/95)
