Use the --timeout flag to change the timeout.
\frac{\left(re \cdot im\right)}{\left(im \cdot re\right)}double f(double re, double im) {
double r13164 = re;
double r13165 = im;
double r13166 = r13164 * r13165;
double r13167 = r13165 * r13164;
double r13168 = r13166 + r13167;
return r13168;
}
herbie shell --seed 2019168
(FPCore (re im)
:name "math.square on complex, imaginary part"
(+.p16 (*.p16 re im) (*.p16 im re)))