acos(3) LPC Library Functions acos(3) NNAAMMEE acos() - return the arccosine of a float SSYYNNOOPPSSIISS float acos( float f ); DDEESSCCRRIIPPTTIIOONN Returns the arccosine of its argument, `f', measured in radians. SSEEEE AALLSSOO asin(3), atan(3), cos(3), sin(3), tan(3) MudOS 5 Sep 1994 1