Average Error: 0 → 0
Time: 716.0ms
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 r22347 = x;
        double r22348 = 2.0;
        double r22349 = r22347 * r22348;
        double r22350 = y;
        double r22351 = r22349 - r22350;
        return r22351;
}
↓
double f(double x, double y) {
        double r22352 = x;
        double r22353 = 2.0;
        double r22354 = r22352 * r22353;
        double r22355 = y;
        double r22356 = r22354 - r22355;
        return r22356;
}

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 2019310 +o rules:numerics
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  :precision binary64
  (- (* x 2) y))