Ruby 3.5.0dev (2025-08-30 revision 3f3a54efff040e1f5dbbd296abe9ab0cb9304e4e)
cbrt.c
1#include "ruby/missing.h"
2#include <math.h>
3
4double cbrt(double x)
5{
6 if (x < 0)
7 return -pow(-x, 1/3.0);
8 else
9 return pow(x, 1/3.0);
10}
11