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 r116060 = atan2(1.0, 0.0);
double r116061 = 2.0;
double r116062 = r116060 * r116061;
double r116063 = sqrt(r116062);
double r116064 = z;
double r116065 = 1.0;
double r116066 = r116064 - r116065;
double r116067 = 7.0;
double r116068 = r116066 + r116067;
double r116069 = 0.5;
double r116070 = r116068 + r116069;
double r116071 = r116066 + r116069;
double r116072 = pow(r116070, r116071);
double r116073 = r116063 * r116072;
double r116074 = -r116070;
double r116075 = exp(r116074);
double r116076 = r116073 * r116075;
double r116077 = 0.9999999999998099;
double r116078 = 676.5203681218851;
double r116079 = r116066 + r116065;
double r116080 = r116078 / r116079;
double r116081 = r116077 + r116080;
double r116082 = -1259.1392167224028;
double r116083 = r116066 + r116061;
double r116084 = r116082 / r116083;
double r116085 = r116081 + r116084;
double r116086 = 771.3234287776531;
double r116087 = 3.0;
double r116088 = r116066 + r116087;
double r116089 = r116086 / r116088;
double r116090 = r116085 + r116089;
double r116091 = -176.6150291621406;
double r116092 = 4.0;
double r116093 = r116066 + r116092;
double r116094 = r116091 / r116093;
double r116095 = r116090 + r116094;
double r116096 = 12.507343278686905;
double r116097 = 5.0;
double r116098 = r116066 + r116097;
double r116099 = r116096 / r116098;
double r116100 = r116095 + r116099;
double r116101 = -0.13857109526572012;
double r116102 = 6.0;
double r116103 = r116066 + r116102;
double r116104 = r116101 / r116103;
double r116105 = r116100 + r116104;
double r116106 = 9.984369578019572e-06;
double r116107 = r116106 / r116068;
double r116108 = r116105 + r116107;
double r116109 = 1.5056327351493116e-07;
double r116110 = 8.0;
double r116111 = r116066 + r116110;
double r116112 = r116109 / r116111;
double r116113 = r116108 + r116112;
double r116114 = r116076 * r116113;
return r116114;
}
herbie shell --seed 2020060 +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)))))