Average Error: 0.0 → 0.0
Time: 3.1s
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 r411062 = x;
        double r411063 = y;
        double r411064 = log(r411063);
        double r411065 = r411063 * r411064;
        double r411066 = r411062 + r411065;
        double r411067 = z;
        double r411068 = r411066 - r411067;
        double r411069 = exp(r411068);
        return r411069;
}
↓
double f(double x, double y, double z) {
        double r411070 = x;
        double r411071 = y;
        double r411072 = log(r411071);
        double r411073 = r411071 * r411072;
        double r411074 = r411070 + r411073;
        double r411075 = z;
        double r411076 = r411074 - r411075;
        double r411077 = exp(r411076);
        return r411077;
}

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 2020060 
(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)))