acos(3) LPC Library Functions acos(3) NAME acos() - return the arccosine of a float SYNOPSIS float acos( float f ); DESCRIPTION Returns the arccosine of its argument, `f', measured in radians. SEE ALSO asin(3), atan(3), cos(3), sin(3), tan(3) MudOS Last change: 5 Sep 1994 1