Average Error: 0.0 → 0.0
Time: 2.8s
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 r242597 = x;
        double r242598 = y;
        double r242599 = log(r242598);
        double r242600 = r242598 * r242599;
        double r242601 = r242597 + r242600;
        double r242602 = z;
        double r242603 = r242601 - r242602;
        double r242604 = exp(r242603);
        return r242604;
}
↓
double f(double x, double y, double z) {
        double r242605 = x;
        double r242606 = y;
        double r242607 = log(r242606);
        double r242608 = r242606 * r242607;
        double r242609 = r242605 + r242608;
        double r242610 = z;
        double r242611 = r242609 - r242610;
        double r242612 = exp(r242611);
        return r242612;
}

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 2020018 +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)))