Average Error: 0.0 → 0.0
Time: 2.7s
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 r293339 = x;
        double r293340 = y;
        double r293341 = log(r293340);
        double r293342 = r293340 * r293341;
        double r293343 = r293339 + r293342;
        double r293344 = z;
        double r293345 = r293343 - r293344;
        double r293346 = exp(r293345);
        return r293346;
}
↓
double f(double x, double y, double z) {
        double r293347 = x;
        double r293348 = y;
        double r293349 = log(r293348);
        double r293350 = r293348 * r293349;
        double r293351 = r293347 + r293350;
        double r293352 = z;
        double r293353 = r293351 - r293352;
        double r293354 = exp(r293353);
        return r293354;
}

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 2020039 
(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)))