Exception for Jmat.Real.gamma, branch z greater than 0.5

• could not determine a ground truth for program body

  1. z = 4.2801094839355977e+33

Math

\[\left(\left(\sqrt{\pi \cdot 2} \cdot {\left(\left(\left(z - 1\right) + 7\right) + 0.5\right)}^{\left(\left(z - 1\right) + 0.5\right)}\right) \cdot e^{-\left(\left(\left(z - 1\right) + 7\right) + 0.5\right)}\right) \cdot \left(\left(\left(\left(\left(\left(\left(\left(0.9999999999998099298181841732002794742584 + \frac{676.5203681218850988443591631948947906494}{\left(z - 1\right) + 1}\right) + \frac{-1259.139216722402807135949842631816864014}{\left(z - 1\right) + 2}\right) + \frac{771.3234287776531346025876700878143310547}{\left(z - 1\right) + 3}\right) + \frac{-176.6150291621405870046146446838974952698}{\left(z - 1\right) + 4}\right) + \frac{12.50734327868690520801919774385169148445}{\left(z - 1\right) + 5}\right) + \frac{-0.1385710952657201178173096423051902092993}{\left(z - 1\right) + 6}\right) + \frac{9.984369578019571583242346146658263705831 \cdot 10^{-6}}{\left(z - 1\right) + 7}\right) + \frac{1.505632735149311617592788074479481785772 \cdot 10^{-7}}{\left(z - 1\right) + 8}\right)\]

C

double f(double z) {
        double r87375 = atan2(1.0, 0.0);
        double r87376 = 2.0;
        double r87377 = r87375 * r87376;
        double r87378 = sqrt(r87377);
        double r87379 = z;
        double r87380 = 1.0;
        double r87381 = r87379 - r87380;
        double r87382 = 7.0;
        double r87383 = r87381 + r87382;
        double r87384 = 0.5;
        double r87385 = r87383 + r87384;
        double r87386 = r87381 + r87384;
        double r87387 = pow(r87385, r87386);
        double r87388 = r87378 * r87387;
        double r87389 = -r87385;
        double r87390 = exp(r87389);
        double r87391 = r87388 * r87390;
        double r87392 = 0.9999999999998099;
        double r87393 = 676.5203681218851;
        double r87394 = r87381 + r87380;
        double r87395 = r87393 / r87394;
        double r87396 = r87392 + r87395;
        double r87397 = -1259.1392167224028;
        double r87398 = r87381 + r87376;
        double r87399 = r87397 / r87398;
        double r87400 = r87396 + r87399;
        double r87401 = 771.3234287776531;
        double r87402 = 3.0;
        double r87403 = r87381 + r87402;
        double r87404 = r87401 / r87403;
        double r87405 = r87400 + r87404;
        double r87406 = -176.6150291621406;
        double r87407 = 4.0;
        double r87408 = r87381 + r87407;
        double r87409 = r87406 / r87408;
        double r87410 = r87405 + r87409;
        double r87411 = 12.507343278686905;
        double r87412 = 5.0;
        double r87413 = r87381 + r87412;
        double r87414 = r87411 / r87413;
        double r87415 = r87410 + r87414;
        double r87416 = -0.13857109526572012;
        double r87417 = 6.0;
        double r87418 = r87381 + r87417;
        double r87419 = r87416 / r87418;
        double r87420 = r87415 + r87419;
        double r87421 = 9.984369578019572e-06;
        double r87422 = r87421 / r87383;
        double r87423 = r87420 + r87422;
        double r87424 = 1.5056327351493116e-07;
        double r87425 = 8.0;
        double r87426 = r87381 + r87425;
        double r87427 = r87424 / r87426;
        double r87428 = r87423 + r87427;
        double r87429 = r87391 * r87428;
        return r87429;
}

Reproduce

Please include this information when filing a bug report:

herbie shell --seed 2019194 +o rules:numerics
(FPCore (z)
  :name "Jmat.Real.gamma, branch z greater than 0.5"
  (* (* (* (sqrt (* PI 2.0)) (pow (+ (+ (- z 1.0) 7.0) 0.5) (+ (- z 1.0) 0.5))) (exp (- (+ (+ (- z 1.0) 7.0) 0.5)))) (+ (+ (+ (+ (+ (+ (+ (+ 0.9999999999998099 (/ 676.5203681218851 (+ (- z 1.0) 1.0))) (/ -1259.1392167224028 (+ (- z 1.0) 2.0))) (/ 771.3234287776531 (+ (- z 1.0) 3.0))) (/ -176.6150291621406 (+ (- z 1.0) 4.0))) (/ 12.507343278686905 (+ (- z 1.0) 5.0))) (/ -0.13857109526572012 (+ (- z 1.0) 6.0))) (/ 9.984369578019572e-06 (+ (- z 1.0) 7.0))) (/ 1.5056327351493116e-07 (+ (- z 1.0) 8.0)))))

Backtrace

get-representation: Unknown representation #f		L	C
(unnamed)	/data/pavpan/nightlies/herbie/master/src/core/localize.rkt	23	13
hash-ref!	/opt/racket-7.0/collects/racket/private/more-scheme.rkt	376	2
map	/opt/racket-7.0/collects/racket/private/map.rkt	35	13
parse-loop30	/opt/racket-7.0/collects/racket/match/compiler.rkt	418	15
hash-ref!	/opt/racket-7.0/collects/racket/private/more-scheme.rkt	376	2
map	/opt/racket-7.0/collects/racket/private/map.rkt	35	13
parse-loop30	/opt/racket-7.0/collects/racket/match/compiler.rkt	418	15
hash-ref!	/opt/racket-7.0/collects/racket/private/more-scheme.rkt	376	2
map	/opt/racket-7.0/collects/racket/private/map.rkt	35	13
parse-loop30	/opt/racket-7.0/collects/racket/match/compiler.rkt	418	15
hash-ref!	/opt/racket-7.0/collects/racket/private/more-scheme.rkt	376	2
map	/opt/racket-7.0/collects/racket/private/map.rkt	35	13
parse-loop30	/opt/racket-7.0/collects/racket/match/compiler.rkt	418	15
hash-ref!	/opt/racket-7.0/collects/racket/private/more-scheme.rkt	376	2
localize-error	/data/pavpan/nightlies/herbie/master/src/core/localize.rkt	61	0
localize!	/data/pavpan/nightlies/herbie/master/src/mainloop.rkt	123	0
run-iter!	/data/pavpan/nightlies/herbie/master/src/mainloop.rkt	323	0
for-loop	/data/pavpan/nightlies/herbie/master/src/mainloop.rkt	359	4
run-improve47	/data/pavpan/nightlies/herbie/master/src/mainloop.rkt	342	0
(unnamed)	/opt/racket-7.0/collects/racket/private/more-scheme.rkt	261	28
run	/opt/racket-7.0/share/pkgs/profile-lib/main.rkt	39	2
profile-thunk16	/opt/racket-7.0/share/pkgs/profile-lib/main.rkt	9	0
(unnamed)	/opt/racket-7.0/collects/racket/private/more-scheme.rkt	261	28