Average Error: 0 → 0
Time: 558.0ms
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 r122351 = x;
        double r122352 = 2.0;
        double r122353 = r122351 * r122352;
        double r122354 = y;
        double r122355 = r122353 - r122354;
        return r122355;
}
↓
double f(double x, double y) {
        double r122356 = x;
        double r122357 = 2.0;
        double r122358 = r122356 * r122357;
        double r122359 = y;
        double r122360 = r122358 - r122359;
        return r122360;
}

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 2019347 +o rules:numerics
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  :precision binary64
  (- (* x 2) y))