Cannot sample enough valid points. (more)

\[\tan^{-1}_* \frac{im}{re}\]
\tan^{-1}_* \frac{im}{re}
double f(double re, double im) {
        double r1388532 = im;
        double r1388533 = re;
        double r1388534 = atan2(r1388532, r1388533);
        return r1388534;
}