Average Error: 0.1 → 0.1
Time: 4.9s
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 r37222 = x;
        double r37223 = y;
        double r37224 = log(r37223);
        double r37225 = r37222 * r37224;
        double r37226 = z;
        double r37227 = r37225 - r37226;
        double r37228 = r37227 - r37223;
        return r37228;
}
↓
double f(double x, double y, double z) {
        double r37229 = x;
        double r37230 = y;
        double r37231 = log(r37230);
        double r37232 = r37229 * r37231;
        double r37233 = z;
        double r37234 = r37232 - r37233;
        double r37235 = r37234 - r37230;
        return r37235;
}

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 2019344 
(FPCore (x y z)
  :name "Statistics.Distribution.Poisson:$clogProbability from math-functions-0.1.5.2"
  :precision binary64
  (- (- (* x (log y)) z) y))