<HEAD> <TITLE> cos - return the cosine of a float </TITLE> </HEAD> <BODY BACKGROUND=http://www.imaginary.com/~beek/gifs/bg.jpg TEXT=#000000 ALINK=#FFFF00 VLINK=#550000 LINK=#000099> <center> <H1> cos - return the cosine of a float </H1> </center> <p> <b> float cos( float f ); </b> <p> This efun is only available if PACKAGE_MATH is compiled into the driver. <p> Returns the cosine of its argument, `f', measured in radians. <p> See also: <A HREF=acos.html> acos </A>, <A HREF=asin.html> asin </A>, <A HREF=atan.html> atan </A>, <A HREF=sin.html> sin </A>, <A HREF=tan.html> tan </A> <p> <HR> <ADDRESS> <A HREF=http://wagner.princeton.edu/~tim> Tim Hollebeek </A> <p> <A HREF="http://www.imaginary.com/~beek/"> Beek </A>@ZorkMUD, Lima Bean, IdeaExchange, TMI-2, and elsewhere </ADDRESS>