Cannot sample enough valid points. (more)

\[\tan^{-1}_* \frac{im}{re}\]
\tan^{-1}_* \frac{im}{re}
double f(double re, double im) {
        double r1091070 = im;
        double r1091071 = re;
        double r1091072 = atan2(r1091070, r1091071);
        return r1091072;
}