Average Error: 0.0 → 0.0
Time: 767.0ms
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 r77192 = x;
        double r77193 = y;
        double r77194 = r77192 * r77193;
        double r77195 = 2.0;
        double r77196 = r77194 / r77195;
        return r77196;
}
↓
double f(double x, double y) {
        double r77197 = x;
        double r77198 = y;
        double r77199 = r77197 * r77198;
        double r77200 = 2.0;
        double r77201 = r77199 / r77200;
        return r77201;
}

Error

Bits error versus x

Bits error versus y

Try it out

Your Program's Arguments

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 2019326 
(FPCore (x y)
  :name "Numeric.Interval.Internal:scale from intervals-0.7.1, B"
  :precision binary64
  (/ (* x y) 2))