Average Error: 0 → 0
Time: 641.0ms
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 r185689 = x;
        double r185690 = 2.0;
        double r185691 = r185689 * r185690;
        double r185692 = y;
        double r185693 = r185691 - r185692;
        return r185693;
}
↓
double f(double x, double y) {
        double r185694 = x;
        double r185695 = 2.0;
        double r185696 = r185694 * r185695;
        double r185697 = y;
        double r185698 = r185696 - r185697;
        return r185698;
}

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 2019323 
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  :precision binary64
  (- (* x 2) y))