Average Error: 0.0 → 0.0
Time: 3.2s
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 r256964 = x;
        double r256965 = y;
        double r256966 = log(r256965);
        double r256967 = r256965 * r256966;
        double r256968 = r256964 + r256967;
        double r256969 = z;
        double r256970 = r256968 - r256969;
        double r256971 = exp(r256970);
        return r256971;
}
↓
double f(double x, double y, double z) {
        double r256972 = x;
        double r256973 = y;
        double r256974 = log(r256973);
        double r256975 = r256973 * r256974;
        double r256976 = r256972 + r256975;
        double r256977 = z;
        double r256978 = r256976 - r256977;
        double r256979 = exp(r256978);
        return r256979;
}

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 +o rules:numerics
(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)))