Average Error: 0 → 0
Time: 318.0ms
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 r299328 = x;
        double r299329 = 2.0;
        double r299330 = r299328 * r299329;
        double r299331 = y;
        double r299332 = r299330 - r299331;
        return r299332;
}
↓
double f(double x, double y) {
        double r299333 = x;
        double r299334 = 2.0;
        double r299335 = r299333 * r299334;
        double r299336 = y;
        double r299337 = r299335 - r299336;
        return r299337;
}

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 2020047 
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  :precision binary64
  (- (* x 2) y))