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