Use the --timeout flag to change the timeout.
\left(\left(\sqrt{\pi \cdot 2} \cdot {\left(\left(\left(z - 1\right) + 7\right) + 0.5\right)}^{\left(\left(z - 1\right) + 0.5\right)}\right) \cdot e^{-\left(\left(\left(z - 1\right) + 7\right) + 0.5\right)}\right) \cdot \left(\left(\left(\left(\left(\left(\left(\left(0.99999999999980993 + \frac{676.520368121885099}{\left(z - 1\right) + 1}\right) + \frac{-1259.13921672240281}{\left(z - 1\right) + 2}\right) + \frac{771.32342877765313}{\left(z - 1\right) + 3}\right) + \frac{-176.615029162140587}{\left(z - 1\right) + 4}\right) + \frac{12.5073432786869052}{\left(z - 1\right) + 5}\right) + \frac{-0.138571095265720118}{\left(z - 1\right) + 6}\right) + \frac{9.98436957801957158 \cdot 10^{-6}}{\left(z - 1\right) + 7}\right) + \frac{1.50563273514931162 \cdot 10^{-7}}{\left(z - 1\right) + 8}\right)double f(double z) {
double r117295 = atan2(1.0, 0.0);
double r117296 = 2.0;
double r117297 = r117295 * r117296;
double r117298 = sqrt(r117297);
double r117299 = z;
double r117300 = 1.0;
double r117301 = r117299 - r117300;
double r117302 = 7.0;
double r117303 = r117301 + r117302;
double r117304 = 0.5;
double r117305 = r117303 + r117304;
double r117306 = r117301 + r117304;
double r117307 = pow(r117305, r117306);
double r117308 = r117298 * r117307;
double r117309 = -r117305;
double r117310 = exp(r117309);
double r117311 = r117308 * r117310;
double r117312 = 0.9999999999998099;
double r117313 = 676.5203681218851;
double r117314 = r117301 + r117300;
double r117315 = r117313 / r117314;
double r117316 = r117312 + r117315;
double r117317 = -1259.1392167224028;
double r117318 = r117301 + r117296;
double r117319 = r117317 / r117318;
double r117320 = r117316 + r117319;
double r117321 = 771.3234287776531;
double r117322 = 3.0;
double r117323 = r117301 + r117322;
double r117324 = r117321 / r117323;
double r117325 = r117320 + r117324;
double r117326 = -176.6150291621406;
double r117327 = 4.0;
double r117328 = r117301 + r117327;
double r117329 = r117326 / r117328;
double r117330 = r117325 + r117329;
double r117331 = 12.507343278686905;
double r117332 = 5.0;
double r117333 = r117301 + r117332;
double r117334 = r117331 / r117333;
double r117335 = r117330 + r117334;
double r117336 = -0.13857109526572012;
double r117337 = 6.0;
double r117338 = r117301 + r117337;
double r117339 = r117336 / r117338;
double r117340 = r117335 + r117339;
double r117341 = 9.984369578019572e-06;
double r117342 = r117341 / r117303;
double r117343 = r117340 + r117342;
double r117344 = 1.5056327351493116e-07;
double r117345 = 8.0;
double r117346 = r117301 + r117345;
double r117347 = r117344 / r117346;
double r117348 = r117343 + r117347;
double r117349 = r117311 * r117348;
return r117349;
}
herbie shell --seed 2020014 +o rules:numerics
(FPCore (z)
:name "Jmat.Real.gamma, branch z greater than 0.5"
:precision binary64
(* (* (* (sqrt (* PI 2)) (pow (+ (+ (- z 1) 7) 0.5) (+ (- z 1) 0.5))) (exp (- (+ (+ (- z 1) 7) 0.5)))) (+ (+ (+ (+ (+ (+ (+ (+ 0.9999999999998099 (/ 676.5203681218851 (+ (- z 1) 1))) (/ -1259.1392167224028 (+ (- z 1) 2))) (/ 771.3234287776531 (+ (- z 1) 3))) (/ -176.6150291621406 (+ (- z 1) 4))) (/ 12.507343278686905 (+ (- z 1) 5))) (/ -0.13857109526572012 (+ (- z 1) 6))) (/ 9.984369578019572e-06 (+ (- z 1) 7))) (/ 1.5056327351493116e-07 (+ (- z 1) 8)))))