Average Error: 0.0 → 0.0
Time: 3.3s
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 r274493 = x;
        double r274494 = y;
        double r274495 = log(r274494);
        double r274496 = r274494 * r274495;
        double r274497 = r274493 + r274496;
        double r274498 = z;
        double r274499 = r274497 - r274498;
        double r274500 = exp(r274499);
        return r274500;
}
↓
double f(double x, double y, double z) {
        double r274501 = x;
        double r274502 = y;
        double r274503 = log(r274502);
        double r274504 = r274502 * r274503;
        double r274505 = r274501 + r274504;
        double r274506 = z;
        double r274507 = r274505 - r274506;
        double r274508 = exp(r274507);
        return r274508;
}

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 2020089 +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)))