CBRT(3) Linux Programmer’s Manual CBRT(3)
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)
GNU 2002-27-07 CBRT(3)