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(0.9999999999998099298181841732002794742584 + \frac{676.5203681218850988443591631948947906494}{\left(z - 1\right) + 1}\right) + \frac{-1259.139216722402807135949842631816864014}{\left(z - 1\right) + 2}\right) + \frac{771.3234287776531346025876700878143310547}{\left(z - 1\right) + 3}\right) + \frac{-176.6150291621405870046146446838974952698}{\left(z - 1\right) + 4}\right) + \frac{12.50734327868690520801919774385169148445}{\left(z - 1\right) + 5}\right) + \frac{-0.1385710952657201178173096423051902092993}{\left(z - 1\right) + 6}\right) + \frac{9.984369578019571583242346146658263705831 \cdot 10^{-6}}{\left(z - 1\right) + 7}\right) + \frac{1.505632735149311617592788074479481785772 \cdot 10^{-7}}{\left(z - 1\right) + 8}\right)double f(double z) {
double r96611 = atan2(1.0, 0.0);
double r96612 = 2.0;
double r96613 = r96611 * r96612;
double r96614 = sqrt(r96613);
double r96615 = z;
double r96616 = 1.0;
double r96617 = r96615 - r96616;
double r96618 = 7.0;
double r96619 = r96617 + r96618;
double r96620 = 0.5;
double r96621 = r96619 + r96620;
double r96622 = r96617 + r96620;
double r96623 = pow(r96621, r96622);
double r96624 = r96614 * r96623;
double r96625 = -r96621;
double r96626 = exp(r96625);
double r96627 = r96624 * r96626;
double r96628 = 0.9999999999998099;
double r96629 = 676.5203681218851;
double r96630 = r96617 + r96616;
double r96631 = r96629 / r96630;
double r96632 = r96628 + r96631;
double r96633 = -1259.1392167224028;
double r96634 = r96617 + r96612;
double r96635 = r96633 / r96634;
double r96636 = r96632 + r96635;
double r96637 = 771.3234287776531;
double r96638 = 3.0;
double r96639 = r96617 + r96638;
double r96640 = r96637 / r96639;
double r96641 = r96636 + r96640;
double r96642 = -176.6150291621406;
double r96643 = 4.0;
double r96644 = r96617 + r96643;
double r96645 = r96642 / r96644;
double r96646 = r96641 + r96645;
double r96647 = 12.507343278686905;
double r96648 = 5.0;
double r96649 = r96617 + r96648;
double r96650 = r96647 / r96649;
double r96651 = r96646 + r96650;
double r96652 = -0.13857109526572012;
double r96653 = 6.0;
double r96654 = r96617 + r96653;
double r96655 = r96652 / r96654;
double r96656 = r96651 + r96655;
double r96657 = 9.984369578019572e-06;
double r96658 = r96657 / r96619;
double r96659 = r96656 + r96658;
double r96660 = 1.5056327351493116e-07;
double r96661 = 8.0;
double r96662 = r96617 + r96661;
double r96663 = r96660 / r96662;
double r96664 = r96659 + r96663;
double r96665 = r96627 * r96664;
return r96665;
}
herbie shell --seed 2019294
(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)))) (+ (+ (+ (+ (+ (+ (+ (+ 0.99999999999980993 (/ 676.520368121885099 (+ (- z 1) 1))) (/ -1259.13921672240281 (+ (- z 1) 2))) (/ 771.32342877765313 (+ (- z 1) 3))) (/ -176.615029162140587 (+ (- z 1) 4))) (/ 12.5073432786869052 (+ (- z 1) 5))) (/ -0.138571095265720118 (+ (- z 1) 6))) (/ 9.98436957801957158e-6 (+ (- z 1) 7))) (/ 1.50563273514931162e-7 (+ (- z 1) 8)))))