Average Error: 0 → 0
Time: 739.0ms
Precision: 64
\[x \cdot 2.0 - y\]
↓
\[x \cdot 2.0 - y\]
x \cdot 2.0 - y
↓
x \cdot 2.0 - y
double f(double x, double y) {
        double r9187464 = x;
        double r9187465 = 2.0;
        double r9187466 = r9187464 * r9187465;
        double r9187467 = y;
        double r9187468 = r9187466 - r9187467;
        return r9187468;
}
↓
double f(double x, double y) {
        double r9187469 = x;
        double r9187470 = 2.0;
        double r9187471 = r9187469 * r9187470;
        double r9187472 = y;
        double r9187473 = r9187471 - r9187472;
        return r9187473;
}

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

    \[x \cdot 2.0 - y\]

  2. Final simplification0

    \[\leadsto x \cdot 2.0 - y\]

Reproduce

herbie shell --seed 2019168 +o rules:numerics
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  (- (* x 2.0) y))