Cannot sample enough valid points. (more)

\[\tan^{-1}_* \frac{im}{re}\]
\tan^{-1}_* \frac{im}{re}
double f(double re, double im) {
        double r1471428 = im;
        double r1471429 = re;
        double r1471430 = atan2(r1471428, r1471429);
        return r1471430;
}