Average Error: 0.0 → 0.0
Time: 2.7s
Precision: 64
\[e^{\left(x + y \cdot \log y\right) - z}\]
↓
\[e^{\left(x + y \cdot \log y\right) - z}\]
e^{\left(x + y \cdot \log y\right) - z}
↓
e^{\left(x + y \cdot \log y\right) - z}
double f(double x, double y, double z) {
        double r310493 = x;
        double r310494 = y;
        double r310495 = log(r310494);
        double r310496 = r310494 * r310495;
        double r310497 = r310493 + r310496;
        double r310498 = z;
        double r310499 = r310497 - r310498;
        double r310500 = exp(r310499);
        return r310500;
}
↓
double f(double x, double y, double z) {
        double r310501 = x;
        double r310502 = y;
        double r310503 = log(r310502);
        double r310504 = r310502 * r310503;
        double r310505 = r310501 + r310504;
        double r310506 = z;
        double r310507 = r310505 - r310506;
        double r310508 = exp(r310507);
        return r310508;
}

Error

Bits error versus x

Bits error versus y

Bits error versus z

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Target

Original0.0
Target0.0
Herbie0.0
\[e^{\left(x - z\right) + \log y \cdot y}\]

Derivation

  1. Initial program 0.0

    \[e^{\left(x + y \cdot \log y\right) - z}\]

  2. Final simplification0.0

    \[\leadsto e^{\left(x + y \cdot \log y\right) - z}\]

Reproduce

herbie shell --seed 2020056 
(FPCore (x y z)
  :name "Statistics.Distribution.Poisson.Internal:probability from math-functions-0.1.5.2"
  :precision binary64

  :herbie-target
  (exp (+ (- x z) (* (log y) y)))

  (exp (- (+ x (* y (log y))) z)))