Average Error: 0.0 → 0.0
Time: 5.4s
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 r244255 = x;
        double r244256 = y;
        double r244257 = log(r244256);
        double r244258 = r244256 * r244257;
        double r244259 = r244255 + r244258;
        double r244260 = z;
        double r244261 = r244259 - r244260;
        double r244262 = exp(r244261);
        return r244262;
}
↓
double f(double x, double y, double z) {
        double r244263 = x;
        double r244264 = y;
        double r244265 = log(r244264);
        double r244266 = r244264 * r244265;
        double r244267 = r244263 + r244266;
        double r244268 = z;
        double r244269 = r244267 - r244268;
        double r244270 = exp(r244269);
        return r244270;
}

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 2020045 
(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)))