END OF AN ERA, FRACTALFORUMS.COM IS CONTINUED ON FRACTALFORUMS.ORG

ax = Math.Abs(x);
ay = Math.Abs(y);
az = Math.Abs(z);
k = 1;
i = 0;
while (i < iterations)
{
  x = (ax * k) % 2 - 1;
  y = (ay * k) % 2 - 1;
  z = (az * k) % 2 - 1;
  if (x * x * x * x + y * y * y * y + z * z * z * z < 1.01) return 0;
  k *= 3;
  i++;
}
return 1;