Average Error: 0.0 → 0.0
Time: 2.9s
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 r314159 = x;
        double r314160 = y;
        double r314161 = log(r314160);
        double r314162 = r314160 * r314161;
        double r314163 = r314159 + r314162;
        double r314164 = z;
        double r314165 = r314163 - r314164;
        double r314166 = exp(r314165);
        return r314166;
}
↓
double f(double x, double y, double z) {
        double r314167 = x;
        double r314168 = y;
        double r314169 = log(r314168);
        double r314170 = r314168 * r314169;
        double r314171 = r314167 + r314170;
        double r314172 = z;
        double r314173 = r314171 - r314172;
        double r314174 = exp(r314173);
        return r314174;
}

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 2020049 
(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)))