Average Error: 0.1 → 0.1
Time: 4.4s
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 r35997 = x;
        double r35998 = y;
        double r35999 = log(r35998);
        double r36000 = r35997 * r35999;
        double r36001 = z;
        double r36002 = r36000 - r36001;
        double r36003 = r36002 - r35998;
        return r36003;
}
↓
double f(double x, double y, double z) {
        double r36004 = x;
        double r36005 = y;
        double r36006 = log(r36005);
        double r36007 = r36004 * r36006;
        double r36008 = z;
        double r36009 = r36007 - r36008;
        double r36010 = r36009 - r36005;
        return r36010;
}

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 2020025 
(FPCore (x y z)
  :name "Statistics.Distribution.Poisson:$clogProbability from math-functions-0.1.5.2"
  :precision binary64
  (- (- (* x (log y)) z) y))