Average Error: 0.1 → 0.1
Time: 5.6s
Precision: 64
\[\left(x \cdot \log y - z\right) - y\]
↓
\[\left(x \cdot \log y - z\right) - y\]
\left(x \cdot \log y - z\right) - y
↓
\left(x \cdot \log y - z\right) - y
double f(double x, double y, double z) {
        double r33743 = x;
        double r33744 = y;
        double r33745 = log(r33744);
        double r33746 = r33743 * r33745;
        double r33747 = z;
        double r33748 = r33746 - r33747;
        double r33749 = r33748 - r33744;
        return r33749;
}
↓
double f(double x, double y, double z) {
        double r33750 = x;
        double r33751 = y;
        double r33752 = log(r33751);
        double r33753 = r33750 * r33752;
        double r33754 = z;
        double r33755 = r33753 - r33754;
        double r33756 = r33755 - r33751;
        return r33756;
}

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

Derivation

  1. Initial program 0.1

    \[\left(x \cdot \log y - z\right) - y\]

  2. Final simplification0.1

    \[\leadsto \left(x \cdot \log y - z\right) - y\]

Reproduce

herbie shell --seed 2019322 
(FPCore (x y z)
  :name "Statistics.Distribution.Poisson:$clogProbability from math-functions-0.1.5.2"
  :precision binary64
  (- (- (* x (log y)) z) y))