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 r286327 = x;
        double r286328 = y;
        double r286329 = log(r286328);
        double r286330 = r286328 * r286329;
        double r286331 = r286327 + r286330;
        double r286332 = z;
        double r286333 = r286331 - r286332;
        double r286334 = exp(r286333);
        return r286334;
}
↓
double f(double x, double y, double z) {
        double r286335 = x;
        double r286336 = y;
        double r286337 = log(r286336);
        double r286338 = r286336 * r286337;
        double r286339 = r286335 + r286338;
        double r286340 = z;
        double r286341 = r286339 - r286340;
        double r286342 = exp(r286341);
        return r286342;
}

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 2019356 +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)))