Average Error: 0 → 0
Time: 352.0ms
Precision: 64
\[x \cdot 2 - y\]
↓
\[x \cdot 2 - y\]
x \cdot 2 - y
↓
x \cdot 2 - y
double f(double x, double y) {
        double r306449 = x;
        double r306450 = 2.0;
        double r306451 = r306449 * r306450;
        double r306452 = y;
        double r306453 = r306451 - r306452;
        return r306453;
}
↓
double f(double x, double y) {
        double r306454 = x;
        double r306455 = 2.0;
        double r306456 = r306454 * r306455;
        double r306457 = y;
        double r306458 = r306456 - r306457;
        return r306458;
}

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

    \[x \cdot 2 - y\]

  2. Final simplification0

    \[\leadsto x \cdot 2 - y\]

Reproduce

herbie shell --seed 2019350 
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  :precision binary64
  (- (* x 2) y))