Average Error: 0 → 0
Time: 428.0ms
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 r214434 = x;
        double r214435 = 2.0;
        double r214436 = r214434 * r214435;
        double r214437 = y;
        double r214438 = r214436 - r214437;
        return r214438;
}
↓
double f(double x, double y) {
        double r214439 = x;
        double r214440 = 2.0;
        double r214441 = r214439 * r214440;
        double r214442 = y;
        double r214443 = r214441 - r214442;
        return r214443;
}

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 2020033 +o rules:numerics
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  :precision binary64
  (- (* x 2) y))