Cannot sample enough valid points. (more)

\[\tan^{-1}_* \frac{im}{re}\]
\tan^{-1}_* \frac{im}{re}
double f(double re, double im) {
        double r860607 = im;
        double r860608 = re;
        double r860609 = atan2(r860607, r860608);
        return r860609;
}