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 r159150 = atan2(1.0, 0.0);
double r159151 = 2.0;
double r159152 = r159150 * r159151;
double r159153 = sqrt(r159152);
double r159154 = z;
double r159155 = 1.0;
double r159156 = r159154 - r159155;
double r159157 = 7.0;
double r159158 = r159156 + r159157;
double r159159 = 0.5;
double r159160 = r159158 + r159159;
double r159161 = r159156 + r159159;
double r159162 = pow(r159160, r159161);
double r159163 = r159153 * r159162;
double r159164 = -r159160;
double r159165 = exp(r159164);
double r159166 = r159163 * r159165;
double r159167 = 0.9999999999998099;
double r159168 = 676.5203681218851;
double r159169 = r159156 + r159155;
double r159170 = r159168 / r159169;
double r159171 = r159167 + r159170;
double r159172 = -1259.1392167224028;
double r159173 = r159156 + r159151;
double r159174 = r159172 / r159173;
double r159175 = r159171 + r159174;
double r159176 = 771.3234287776531;
double r159177 = 3.0;
double r159178 = r159156 + r159177;
double r159179 = r159176 / r159178;
double r159180 = r159175 + r159179;
double r159181 = -176.6150291621406;
double r159182 = 4.0;
double r159183 = r159156 + r159182;
double r159184 = r159181 / r159183;
double r159185 = r159180 + r159184;
double r159186 = 12.507343278686905;
double r159187 = 5.0;
double r159188 = r159156 + r159187;
double r159189 = r159186 / r159188;
double r159190 = r159185 + r159189;
double r159191 = -0.13857109526572012;
double r159192 = 6.0;
double r159193 = r159156 + r159192;
double r159194 = r159191 / r159193;
double r159195 = r159190 + r159194;
double r159196 = 9.984369578019572e-06;
double r159197 = r159196 / r159158;
double r159198 = r159195 + r159197;
double r159199 = 1.5056327351493116e-07;
double r159200 = 8.0;
double r159201 = r159156 + r159200;
double r159202 = r159199 / r159201;
double r159203 = r159198 + r159202;
double r159204 = r159166 * r159203;
return r159204;
}
herbie shell --seed 2020025 +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)))))