cbrt, cbrtf, cbrtl - cube root function

#include <math.h>
 I double cbrt(double  x );

I float cbrtf(float  x );

I long double cbrtl(long double  x );

Link with -lm.

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

C99

pow(3), sqrt(3)