Average Error: 0.0 → 0.0
Time: 9.1s
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 r192208 = x;
        double r192209 = y;
        double r192210 = log(r192209);
        double r192211 = r192209 * r192210;
        double r192212 = r192208 + r192211;
        double r192213 = z;
        double r192214 = r192212 - r192213;
        double r192215 = exp(r192214);
        return r192215;
}
↓
double f(double x, double y, double z) {
        double r192216 = x;
        double r192217 = y;
        double r192218 = log(r192217);
        double r192219 = r192217 * r192218;
        double r192220 = r192216 + r192219;
        double r192221 = z;
        double r192222 = r192220 - r192221;
        double r192223 = exp(r192222);
        return r192223;
}

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 2019305 +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)))