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 r287319 = x;
        double r287320 = y;
        double r287321 = log(r287320);
        double r287322 = r287320 * r287321;
        double r287323 = r287319 + r287322;
        double r287324 = z;
        double r287325 = r287323 - r287324;
        double r287326 = exp(r287325);
        return r287326;
}
↓
double f(double x, double y, double z) {
        double r287327 = x;
        double r287328 = y;
        double r287329 = log(r287328);
        double r287330 = r287328 * r287329;
        double r287331 = r287327 + r287330;
        double r287332 = z;
        double r287333 = r287331 - r287332;
        double r287334 = exp(r287333);
        return r287334;
}

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 2020081 +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)))