Average Error: 0 → 0
Time: 720.0ms
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 r17721 = x;
        double r17722 = 2.0;
        double r17723 = r17721 * r17722;
        double r17724 = y;
        double r17725 = r17723 - r17724;
        return r17725;
}
↓
double f(double x, double y) {
        double r17726 = x;
        double r17727 = 2.0;
        double r17728 = r17726 * r17727;
        double r17729 = y;
        double r17730 = r17728 - r17729;
        return r17730;
}

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 2019310 
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  :precision binary64
  (- (* x 2) y))