Average Error: 0 → 0
Time: 675.0ms
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 r177723 = x;
        double r177724 = 2.0;
        double r177725 = r177723 * r177724;
        double r177726 = y;
        double r177727 = r177725 - r177726;
        return r177727;
}
↓
double f(double x, double y) {
        double r177728 = x;
        double r177729 = 2.0;
        double r177730 = r177728 * r177729;
        double r177731 = y;
        double r177732 = r177730 - r177731;
        return r177732;
}

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 2019326 
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  :precision binary64
  (- (* x 2) y))