Average Error: 0.0 → 0.0
Time: 21.8s
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 r212974 = x;
        double r212975 = y;
        double r212976 = log(r212975);
        double r212977 = r212975 * r212976;
        double r212978 = r212974 + r212977;
        double r212979 = z;
        double r212980 = r212978 - r212979;
        double r212981 = exp(r212980);
        return r212981;
}
↓
double f(double x, double y, double z) {
        double r212982 = x;
        double r212983 = y;
        double r212984 = log(r212983);
        double r212985 = r212983 * r212984;
        double r212986 = r212982 + r212985;
        double r212987 = z;
        double r212988 = r212986 - r212987;
        double r212989 = exp(r212988);
        return r212989;
}

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 2019323 
(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)))