Average Error: 0.0 → 0.0
Time: 3.4s
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 r333148 = x;
        double r333149 = y;
        double r333150 = log(r333149);
        double r333151 = r333149 * r333150;
        double r333152 = r333148 + r333151;
        double r333153 = z;
        double r333154 = r333152 - r333153;
        double r333155 = exp(r333154);
        return r333155;
}
↓
double f(double x, double y, double z) {
        double r333156 = x;
        double r333157 = y;
        double r333158 = log(r333157);
        double r333159 = r333157 * r333158;
        double r333160 = r333156 + r333159;
        double r333161 = z;
        double r333162 = r333160 - r333161;
        double r333163 = exp(r333162);
        return r333163;
}

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 2020089 
(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)))