Average Error: 0 → 0
Time: 316.0ms
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 r214441 = x;
        double r214442 = 2.0;
        double r214443 = r214441 * r214442;
        double r214444 = y;
        double r214445 = r214443 - r214444;
        return r214445;
}
↓
double f(double x, double y) {
        double r214446 = x;
        double r214447 = 2.0;
        double r214448 = r214446 * r214447;
        double r214449 = y;
        double r214450 = r214448 - r214449;
        return r214450;
}

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 2020024 +o rules:numerics
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  :precision binary64
  (- (* x 2) y))