On Thu, 21 Feb 2002 11:17:40 -0700 Frank Carreiro <[EMAIL PROTECTED]> wrote: <snip...> > I try and compile. Getting the following message: > > --- > > In function `main`: > undefined reference to `pow` > collect2: ld returned 1 exit status > > --- > > I'm trying to calculate a value (x) raised to the y power. I suspect > there is a library not found by the linker (wild guess). > > Any thoughts on how I can track this down? > > Thx
$ apropos pow
README.machten [perlmachten] (1) - Perl version 5 on Power MachTen systems
apm (1) - query Advanced Power Management (APM) BIOS
apmd (8) - Advanced Power Management (APM) daemon
exp (3) - exponential, logarithmic and power functions
ldexp (3) - multiply floating-point number by integral power of 2
log [exp] (3) - exponential, logarithmic and power functions
log10 [exp] (3) - exponential, logarithmic and power functions
pow [exp] (3) - exponential, logarithmic and power functions
poweroff [halt] (8) - stop the system
Then look at the manpage for the pow function
>From the manpage
<snip..>
EXP(3) Linux Programmer's Manual EXP(3)
NAME
exp, log, log10, pow - exponential, logarithmic and power functions
SYNOPSIS
#include <math.h>
<snip...>
The pow function is in math.h
Regards,
Jim H
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