<HEAD> <TITLE> sqrt - returns the square root 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> sqrt - returns the square root of a float </H1> </center> <p> <b> float sqrt( float f ); </b> <p> This efun is only available if PACKAGE_MATH is compiled in. <p> sqrt() returns the non-negative square root of its argument, `f'. The value of `f' must not be negative. <p> See also: <A HREF=exp.html> exp </A>, <A HREF=log.html> log </A>, <A HREF=pow.html> pow </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>