Average Error: 0.1 → 0.1
Time: 6.0s
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 r110 = x;
        double r111 = y;
        double r112 = log(r111);
        double r113 = r110 * r112;
        double r114 = z;
        double r115 = r113 - r114;
        double r116 = r115 - r111;
        return r116;
}
↓
double f(double x, double y, double z) {
        double r117 = x;
        double r118 = y;
        double r119 = log(r118);
        double r120 = r117 * r119;
        double r121 = z;
        double r122 = r120 - r121;
        double r123 = r122 - r118;
        return r123;
}

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