cbrt(3) -- Linux man page

 

NAME

cbrt, cbrtf, cbrtl - cube root function  

SYNOPSIS

#include <math.h>

double cbrt(double x);

float cbrtf(float x);

long double cbrtl(long double x);
 

DESCRIPTION

The cbrt() function returns the (real) cube root of x. This function cannot fail; every representable real value has a representable real cube root.  

CONFORMING TO

cbrt() was a GNU extension. It is now a C99 requirement.  

SEE ALSO

sqrt(3), pow(3)