pow

Sommaire

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)