Cannot sample enough valid points. (more)

\[\tan^{-1}_* \frac{im}{re}\]
\tan^{-1}_* \frac{im}{re}
double f(double re, double im) {
        double r828489 = im;
        double r828490 = re;
        double r828491 = atan2(r828489, r828490);
        return r828491;
}