Average Error: 0.2 → 0.2
Time: 22.2s
Precision: 64
\[\frac{x}{y \cdot 3}\]
↓
\[\frac{x}{y \cdot 3}\]
\frac{x}{y \cdot 3}
↓
\frac{x}{y \cdot 3}
double f(double x, double y) {
        double r481720 = x;
        double r481721 = y;
        double r481722 = 3.0;
        double r481723 = r481721 * r481722;
        double r481724 = r481720 / r481723;
        return r481724;
}
↓
double f(double x, double y) {
        double r481725 = x;
        double r481726 = y;
        double r481727 = 3.0;
        double r481728 = r481726 * r481727;
        double r481729 = r481725 / r481728;
        return r481729;
}

Error

Bits error versus x

Bits error versus y

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Results

Enter valid numbers for all inputs

Target

Original0.2
Target0.2
Herbie0.2
\[\frac{\frac{x}{y}}{3}\]

Derivation

  1. Initial program 0.2

    \[\frac{x}{y \cdot 3}\]

  2. Final simplification0.2

    \[\leadsto \frac{x}{y \cdot 3}\]

Reproduce

herbie shell --seed 2019326 +o rules:numerics
(FPCore (x y)
  :name "Diagrams.Solve.Polynomial:cubForm  from diagrams-solve-0.1, C"
  :precision binary64

  :herbie-target
  (/ (/ x y) 3)

  (/ x (* y 3)))