Average Error: 0.0 → 0.0
Time: 844.0ms
Precision: 64
\[\frac{x \cdot y}{2}\]
↓
\[\frac{x \cdot y}{2}\]
\frac{x \cdot y}{2}
↓
\frac{x \cdot y}{2}
double f(double x, double y) {
        double r98630 = x;
        double r98631 = y;
        double r98632 = r98630 * r98631;
        double r98633 = 2.0;
        double r98634 = r98632 / r98633;
        return r98634;
}
↓
double f(double x, double y) {
        double r98635 = x;
        double r98636 = y;
        double r98637 = r98635 * r98636;
        double r98638 = 2.0;
        double r98639 = r98637 / r98638;
        return r98639;
}

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

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

  2. Final simplification0.0

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

Reproduce

herbie shell --seed 2019294 
(FPCore (x y)
  :name "Numeric.Interval.Internal:scale from intervals-0.7.1, B"
  :precision binary64
  (/ (* x y) 2))