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 r324319 = x;
        double r324320 = y;
        double r324321 = log(r324320);
        double r324322 = r324320 * r324321;
        double r324323 = r324319 + r324322;
        double r324324 = z;
        double r324325 = r324323 - r324324;
        double r324326 = exp(r324325);
        return r324326;
}
↓
double f(double x, double y, double z) {
        double r324327 = x;
        double r324328 = y;
        double r324329 = log(r324328);
        double r324330 = r324328 * r324329;
        double r324331 = r324327 + r324330;
        double r324332 = z;
        double r324333 = r324331 - r324332;
        double r324334 = exp(r324333);
        return r324334;
}

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 2019354 +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)))