Average Error: 0.0 → 0.0
Time: 14.8s
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 r203717 = x;
        double r203718 = y;
        double r203719 = log(r203718);
        double r203720 = r203718 * r203719;
        double r203721 = r203717 + r203720;
        double r203722 = z;
        double r203723 = r203721 - r203722;
        double r203724 = exp(r203723);
        return r203724;
}
↓
double f(double x, double y, double z) {
        double r203725 = x;
        double r203726 = y;
        double r203727 = log(r203726);
        double r203728 = r203726 * r203727;
        double r203729 = r203725 + r203728;
        double r203730 = z;
        double r203731 = r203729 - r203730;
        double r203732 = exp(r203731);
        return r203732;
}

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 +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)))