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 r119166 = atan2(1.0, 0.0);
double r119167 = 2.0;
double r119168 = r119166 * r119167;
double r119169 = sqrt(r119168);
double r119170 = z;
double r119171 = 1.0;
double r119172 = r119170 - r119171;
double r119173 = 7.0;
double r119174 = r119172 + r119173;
double r119175 = 0.5;
double r119176 = r119174 + r119175;
double r119177 = r119172 + r119175;
double r119178 = pow(r119176, r119177);
double r119179 = r119169 * r119178;
double r119180 = -r119176;
double r119181 = exp(r119180);
double r119182 = r119179 * r119181;
double r119183 = 0.9999999999998099;
double r119184 = 676.5203681218851;
double r119185 = r119172 + r119171;
double r119186 = r119184 / r119185;
double r119187 = r119183 + r119186;
double r119188 = -1259.1392167224028;
double r119189 = r119172 + r119167;
double r119190 = r119188 / r119189;
double r119191 = r119187 + r119190;
double r119192 = 771.3234287776531;
double r119193 = 3.0;
double r119194 = r119172 + r119193;
double r119195 = r119192 / r119194;
double r119196 = r119191 + r119195;
double r119197 = -176.6150291621406;
double r119198 = 4.0;
double r119199 = r119172 + r119198;
double r119200 = r119197 / r119199;
double r119201 = r119196 + r119200;
double r119202 = 12.507343278686905;
double r119203 = 5.0;
double r119204 = r119172 + r119203;
double r119205 = r119202 / r119204;
double r119206 = r119201 + r119205;
double r119207 = -0.13857109526572012;
double r119208 = 6.0;
double r119209 = r119172 + r119208;
double r119210 = r119207 / r119209;
double r119211 = r119206 + r119210;
double r119212 = 9.984369578019572e-06;
double r119213 = r119212 / r119174;
double r119214 = r119211 + r119213;
double r119215 = 1.5056327351493116e-07;
double r119216 = 8.0;
double r119217 = r119172 + r119216;
double r119218 = r119215 / r119217;
double r119219 = r119214 + r119218;
double r119220 = r119182 * r119219;
return r119220;
}
herbie shell --seed 2020001 +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)))))