Average Error: 0.0 → 0.0
Time: 8.1s
Precision: 64
\[e^{\left(x + y \cdot \log y\right) - z}\]
↓
\[e^{\left(\log y \cdot y + x\right) - z}\]
e^{\left(x + y \cdot \log y\right) - z}
↓
e^{\left(\log y \cdot y + x\right) - z}
double f(double x, double y, double z) {
        double r5561651 = x;
        double r5561652 = y;
        double r5561653 = log(r5561652);
        double r5561654 = r5561652 * r5561653;
        double r5561655 = r5561651 + r5561654;
        double r5561656 = z;
        double r5561657 = r5561655 - r5561656;
        double r5561658 = exp(r5561657);
        return r5561658;
}
↓
double f(double x, double y, double z) {
        double r5561659 = y;
        double r5561660 = log(r5561659);
        double r5561661 = r5561660 * r5561659;
        double r5561662 = x;
        double r5561663 = r5561661 + r5561662;
        double r5561664 = z;
        double r5561665 = r5561663 - r5561664;
        double r5561666 = exp(r5561665);
        return r5561666;
}

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

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

Reproduce

herbie shell --seed 2019156 
(FPCore (x y z)
  :name "Statistics.Distribution.Poisson.Internal:probability from math-functions-0.1.5.2"

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

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