\frac{\tan^{-1}_* \frac{im}{re}}{\log 10}double f(double re, double im) {
double r892237 = im;
double r892238 = re;
double r892239 = atan2(r892237, r892238);
double r892240 = 10.0;
double r892241 = log(r892240);
double r892242 = r892239 / r892241;
return r892242;
}