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 r514 = atan2(1.0, 0.0);
double r515 = 2.0;
double r516 = r514 * r515;
double r517 = sqrt(r516);
double r518 = z;
double r519 = 1.0;
double r520 = r518 - r519;
double r521 = 7.0;
double r522 = r520 + r521;
double r523 = 0.5;
double r524 = r522 + r523;
double r525 = r520 + r523;
double r526 = pow(r524, r525);
double r527 = r517 * r526;
double r528 = -r524;
double r529 = exp(r528);
double r530 = r527 * r529;
double r531 = 0.9999999999998099;
double r532 = 676.5203681218851;
double r533 = r520 + r519;
double r534 = r532 / r533;
double r535 = r531 + r534;
double r536 = -1259.1392167224028;
double r537 = r520 + r515;
double r538 = r536 / r537;
double r539 = r535 + r538;
double r540 = 771.3234287776531;
double r541 = 3.0;
double r542 = r520 + r541;
double r543 = r540 / r542;
double r544 = r539 + r543;
double r545 = -176.6150291621406;
double r546 = 4.0;
double r547 = r520 + r546;
double r548 = r545 / r547;
double r549 = r544 + r548;
double r550 = 12.507343278686905;
double r551 = 5.0;
double r552 = r520 + r551;
double r553 = r550 / r552;
double r554 = r549 + r553;
double r555 = -0.13857109526572012;
double r556 = 6.0;
double r557 = r520 + r556;
double r558 = r555 / r557;
double r559 = r554 + r558;
double r560 = 9.984369578019572e-06;
double r561 = r560 / r522;
double r562 = r559 + r561;
double r563 = 1.5056327351493116e-07;
double r564 = 8.0;
double r565 = r520 + r564;
double r566 = r563 / r565;
double r567 = r562 + r566;
double r568 = r530 * r567;
return r568;
}
herbie shell --seed 2020025
(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)))))