Average Error: 0 → 0
Time: 650.0ms
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 r191536 = x;
        double r191537 = 2.0;
        double r191538 = r191536 * r191537;
        double r191539 = y;
        double r191540 = r191538 - r191539;
        return r191540;
}
↓
double f(double x, double y) {
        double r191541 = x;
        double r191542 = 2.0;
        double r191543 = r191541 * r191542;
        double r191544 = y;
        double r191545 = r191543 - r191544;
        return r191545;
}

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))