Average Error: 0.0 → 0.0
Time: 8.5s
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 r958171 = x;
        double r958172 = y;
        double r958173 = log(r958172);
        double r958174 = r958172 * r958173;
        double r958175 = r958171 + r958174;
        double r958176 = z;
        double r958177 = r958175 - r958176;
        double r958178 = exp(r958177);
        return r958178;
}
↓
double f(double x, double y, double z) {
        double r958179 = x;
        double r958180 = y;
        double r958181 = log(r958180);
        double r958182 = r958180 * r958181;
        double r958183 = r958179 + r958182;
        double r958184 = z;
        double r958185 = r958183 - r958184;
        double r958186 = exp(r958185);
        return r958186;
}

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 2020047 
(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)))