Average Error: 0.1 → 0.1
Time: 5.3s
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 r29806 = x;
        double r29807 = y;
        double r29808 = log(r29807);
        double r29809 = r29806 * r29808;
        double r29810 = z;
        double r29811 = r29809 - r29810;
        double r29812 = r29811 - r29807;
        return r29812;
}
↓
double f(double x, double y, double z) {
        double r29813 = x;
        double r29814 = y;
        double r29815 = log(r29814);
        double r29816 = r29813 * r29815;
        double r29817 = z;
        double r29818 = r29816 - r29817;
        double r29819 = r29818 - r29814;
        return r29819;
}

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 2019353 
(FPCore (x y z)
  :name "Statistics.Distribution.Poisson:$clogProbability from math-functions-0.1.5.2"
  :precision binary64
  (- (- (* x (log y)) z) y))