\frac{\tan^{-1}_* \frac{im}{re}}{\log 10}double f(double re, double im) {
double r612295 = im;
double r612296 = re;
double r612297 = atan2(r612295, r612296);
double r612298 = 10.0;
double r612299 = log(r612298);
double r612300 = r612297 / r612299;
return r612300;
}