From: Robert C. Duvall <rcd@cs.duke.edu>
  To  : 
  Date: 02 Feb 1999 16:44:37 -0500

Re: trig/sqrt functions

> And make sure you link against the math library.  I'm not sure if g++
> does this automatically or not.  The comments in your makefile should
> tell you where to add the -lm flag if you need it.

It does in fact do that automatically.  Just make sure to include the
math header file math.h.

rcd

-- 
Robert C. Duvall
Lecturer, Duke University
rcd@cs.duke.edu