Average Error: 0.0 → 0.0
Time: 13.2s
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 r148547 = x;
        double r148548 = y;
        double r148549 = log(r148548);
        double r148550 = r148548 * r148549;
        double r148551 = r148547 + r148550;
        double r148552 = z;
        double r148553 = r148551 - r148552;
        double r148554 = exp(r148553);
        return r148554;
}
↓
double f(double x, double y, double z) {
        double r148555 = x;
        double r148556 = y;
        double r148557 = log(r148556);
        double r148558 = r148556 * r148557;
        double r148559 = r148555 + r148558;
        double r148560 = z;
        double r148561 = r148559 - r148560;
        double r148562 = exp(r148561);
        return r148562;
}

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 2019326 
(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)))