Average Error: 0.0 → 0.0
Time: 1.1s
Precision: 64
\[\frac{x}{y \cdot 2}\]
↓
\[\frac{x}{2 \cdot y}\]
\frac{x}{y \cdot 2}
↓
\frac{x}{2 \cdot y}
double f(double x, double y) {
        double r10120904 = x;
        double r10120905 = y;
        double r10120906 = 2.0;
        double r10120907 = r10120905 * r10120906;
        double r10120908 = r10120904 / r10120907;
        return r10120908;
}
↓
double f(double x, double y) {
        double r10120909 = x;
        double r10120910 = 2.0;
        double r10120911 = y;
        double r10120912 = r10120910 * r10120911;
        double r10120913 = r10120909 / r10120912;
        return r10120913;
}

Error

Bits error versus x

Bits error versus y

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Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 0.0

    \[\frac{x}{y \cdot 2}\]

  2. Final simplification0.0

    \[\leadsto \frac{x}{2 \cdot y}\]

Reproduce

herbie shell --seed 2019179 
(FPCore (x y)
  :name "Diagrams.Solve.Polynomial:quadForm from diagrams-solve-0.1, C"
  (/ x (* y 2.0)))