Average Error: 0.0 → 0.0
Time: 4.4s
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 r125740 = x;
        double r125741 = y;
        double r125742 = log(r125741);
        double r125743 = r125741 * r125742;
        double r125744 = r125740 + r125743;
        double r125745 = z;
        double r125746 = r125744 - r125745;
        double r125747 = exp(r125746);
        return r125747;
}
↓
double f(double x, double y, double z) {
        double r125748 = x;
        double r125749 = y;
        double r125750 = log(r125749);
        double r125751 = r125749 * r125750;
        double r125752 = r125748 + r125751;
        double r125753 = z;
        double r125754 = r125752 - r125753;
        double r125755 = exp(r125754);
        return r125755;
}

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 2020045 
(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)))