Provided by:
manpages-dev_2.77-1_all 
NAME
pow, powf, powl - power functions
SYNOPSIS
#include <math.h>
double pow(double x, double y);
float powf(float x, float y);
long double powl(long double x, long double y);
Link with -lm.
DESCRIPTION
The pow() function returns the value of x raised to the power of y.
ERRORS
The pow() function can return the following error:
EDOM The argument x is negative and y is not an integral value. This
would result in a complex number.
CONFORMING TO
SVr4, 4.3BSD, C89. The float and long double variants are C99
requirements.
SEE ALSO
cbrt(3), cpow(3), sqrt(3)
COLOPHON
This page is part of release 2.77 of the Linux man-pages project. A
description of the project, and information about reporting bugs, can
be found at http://www.kernel.org/doc/man-pages/.
2002-07-27 POW(3)