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 r207017 = atan2(1.0, 0.0);
double r207018 = 2.0;
double r207019 = r207017 * r207018;
double r207020 = sqrt(r207019);
double r207021 = z;
double r207022 = 1.0;
double r207023 = r207021 - r207022;
double r207024 = 7.0;
double r207025 = r207023 + r207024;
double r207026 = 0.5;
double r207027 = r207025 + r207026;
double r207028 = r207023 + r207026;
double r207029 = pow(r207027, r207028);
double r207030 = r207020 * r207029;
double r207031 = -r207027;
double r207032 = exp(r207031);
double r207033 = r207030 * r207032;
double r207034 = 0.9999999999998099;
double r207035 = 676.5203681218851;
double r207036 = r207023 + r207022;
double r207037 = r207035 / r207036;
double r207038 = r207034 + r207037;
double r207039 = -1259.1392167224028;
double r207040 = r207023 + r207018;
double r207041 = r207039 / r207040;
double r207042 = r207038 + r207041;
double r207043 = 771.3234287776531;
double r207044 = 3.0;
double r207045 = r207023 + r207044;
double r207046 = r207043 / r207045;
double r207047 = r207042 + r207046;
double r207048 = -176.6150291621406;
double r207049 = 4.0;
double r207050 = r207023 + r207049;
double r207051 = r207048 / r207050;
double r207052 = r207047 + r207051;
double r207053 = 12.507343278686905;
double r207054 = 5.0;
double r207055 = r207023 + r207054;
double r207056 = r207053 / r207055;
double r207057 = r207052 + r207056;
double r207058 = -0.13857109526572012;
double r207059 = 6.0;
double r207060 = r207023 + r207059;
double r207061 = r207058 / r207060;
double r207062 = r207057 + r207061;
double r207063 = 9.984369578019572e-06;
double r207064 = r207063 / r207025;
double r207065 = r207062 + r207064;
double r207066 = 1.5056327351493116e-07;
double r207067 = 8.0;
double r207068 = r207023 + r207067;
double r207069 = r207066 / r207068;
double r207070 = r207065 + r207069;
double r207071 = r207033 * r207070;
return r207071;
}
herbie shell --seed 2020046
(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)))))