Average Error: 0.1 → 0.1
Time: 5.2s
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 r30763 = x;
        double r30764 = y;
        double r30765 = log(r30764);
        double r30766 = r30763 * r30765;
        double r30767 = z;
        double r30768 = r30766 - r30767;
        double r30769 = r30768 - r30764;
        return r30769;
}
↓
double f(double x, double y, double z) {
        double r30770 = x;
        double r30771 = y;
        double r30772 = log(r30771);
        double r30773 = r30770 * r30772;
        double r30774 = z;
        double r30775 = r30773 - r30774;
        double r30776 = r30775 - r30771;
        return r30776;
}

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 2020036 
(FPCore (x y z)
  :name "Statistics.Distribution.Poisson:$clogProbability from math-functions-0.1.5.2"
  :precision binary64
  (- (- (* x (log y)) z) y))