Average Error: 0 → 0
Time: 325.0ms
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 r312736 = x;
        double r312737 = 2.0;
        double r312738 = r312736 * r312737;
        double r312739 = y;
        double r312740 = r312738 - r312739;
        return r312740;
}
↓
double f(double x, double y) {
        double r312741 = x;
        double r312742 = 2.0;
        double r312743 = r312741 * r312742;
        double r312744 = y;
        double r312745 = r312743 - r312744;
        return r312745;
}

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 2020046 
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  :precision binary64
  (- (* x 2) y))