CBRT

Section: Linux Programmer's Manual (3)
Updated: 2002-27-07
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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);

Link with -lm.

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.