Average Error: 0.1 → 0.1
Time: 23.0s
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 r639029 = x;
        double r639030 = y;
        double r639031 = log(r639030);
        double r639032 = r639029 * r639031;
        double r639033 = z;
        double r639034 = r639032 - r639033;
        double r639035 = r639034 - r639030;
        return r639035;
}
↓
double f(double x, double y, double z) {
        double r639036 = x;
        double r639037 = y;
        double r639038 = log(r639037);
        double r639039 = r639036 * r639038;
        double r639040 = z;
        double r639041 = r639039 - r639040;
        double r639042 = r639041 - r639037;
        return r639042;
}

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 2019172 
(FPCore (x y z)
  :name "Statistics.Distribution.Poisson:$clogProbability from math-functions-0.1.5.2"
  (- (- (* x (log y)) z) y))