Average Error: 0.0 → 0.0
Time: 3.8s
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 r336732 = x;
        double r336733 = y;
        double r336734 = log(r336733);
        double r336735 = r336733 * r336734;
        double r336736 = r336732 + r336735;
        double r336737 = z;
        double r336738 = r336736 - r336737;
        double r336739 = exp(r336738);
        return r336739;
}
↓
double f(double x, double y, double z) {
        double r336740 = x;
        double r336741 = y;
        double r336742 = log(r336741);
        double r336743 = r336741 * r336742;
        double r336744 = r336740 + r336743;
        double r336745 = z;
        double r336746 = r336744 - r336745;
        double r336747 = exp(r336746);
        return r336747;
}

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 2019362 +o rules:numerics
(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)))