Average Error: 0.0 → 0.0
Time: 2.7s
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 r262928 = x;
        double r262929 = y;
        double r262930 = log(r262929);
        double r262931 = r262929 * r262930;
        double r262932 = r262928 + r262931;
        double r262933 = z;
        double r262934 = r262932 - r262933;
        double r262935 = exp(r262934);
        return r262935;
}
↓
double f(double x, double y, double z) {
        double r262936 = x;
        double r262937 = y;
        double r262938 = log(r262937);
        double r262939 = r262937 * r262938;
        double r262940 = r262936 + r262939;
        double r262941 = z;
        double r262942 = r262940 - r262941;
        double r262943 = exp(r262942);
        return r262943;
}

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 2020056 +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)))