\frac{\tan^{-1}_* \frac{im}{re}}{\log 10}double f(double re, double im) {
double r624299 = im;
double r624300 = re;
double r624301 = atan2(r624299, r624300);
double r624302 = 10.0;
double r624303 = log(r624302);
double r624304 = r624301 / r624303;
return r624304;
}