Average Error: 0.1 → 0.1
Time: 4.8s
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 r28546 = x;
        double r28547 = y;
        double r28548 = log(r28547);
        double r28549 = r28546 * r28548;
        double r28550 = z;
        double r28551 = r28549 - r28550;
        double r28552 = r28551 - r28547;
        return r28552;
}
↓
double f(double x, double y, double z) {
        double r28553 = x;
        double r28554 = y;
        double r28555 = log(r28554);
        double r28556 = r28553 * r28555;
        double r28557 = z;
        double r28558 = r28556 - r28557;
        double r28559 = r28558 - r28554;
        return r28559;
}

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 2020064 
(FPCore (x y z)
  :name "Statistics.Distribution.Poisson:$clogProbability from math-functions-0.1.5.2"
  :precision binary64
  (- (- (* x (log y)) z) y))