Average Error: 0.0 → 0.0
Time: 18.9s
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 r17728966 = x;
        double r17728967 = y;
        double r17728968 = log(r17728967);
        double r17728969 = r17728967 * r17728968;
        double r17728970 = r17728966 + r17728969;
        double r17728971 = z;
        double r17728972 = r17728970 - r17728971;
        double r17728973 = exp(r17728972);
        return r17728973;
}
↓
double f(double x, double y, double z) {
        double r17728974 = y;
        double r17728975 = log(r17728974);
        double r17728976 = r17728975 * r17728974;
        double r17728977 = x;
        double r17728978 = r17728976 + r17728977;
        double r17728979 = z;
        double r17728980 = r17728978 - r17728979;
        double r17728981 = exp(r17728980);
        return r17728981;
}

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 2019158 
(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)))