Average Error: 0.1 → 0.1
Time: 5.4s
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 r33579 = x;
        double r33580 = y;
        double r33581 = log(r33580);
        double r33582 = r33579 * r33581;
        double r33583 = z;
        double r33584 = r33582 - r33583;
        double r33585 = r33584 - r33580;
        return r33585;
}
↓
double f(double x, double y, double z) {
        double r33586 = x;
        double r33587 = y;
        double r33588 = log(r33587);
        double r33589 = r33586 * r33588;
        double r33590 = z;
        double r33591 = r33589 - r33590;
        double r33592 = r33591 - r33587;
        return r33592;
}

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))