Average Error: 0.0 → 0.0
Time: 410.0ms
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 r173103 = x;
        double r173104 = y;
        double r173105 = r173103 * r173104;
        double r173106 = 2.0;
        double r173107 = r173105 / r173106;
        return r173107;
}
↓
double f(double x, double y) {
        double r173108 = x;
        double r173109 = y;
        double r173110 = r173108 * r173109;
        double r173111 = 2.0;
        double r173112 = r173110 / r173111;
        return r173112;
}

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 2019356 
(FPCore (x y)
  :name "Numeric.Interval.Internal:scale from intervals-0.7.1, B"
  :precision binary64
  (/ (* x y) 2))