Average Error: 0 → 0
Time: 769.0ms
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 r141588 = x;
        double r141589 = 2.0;
        double r141590 = r141588 * r141589;
        double r141591 = y;
        double r141592 = r141590 - r141591;
        return r141592;
}
↓
double f(double x, double y) {
        double r141593 = x;
        double r141594 = 2.0;
        double r141595 = r141593 * r141594;
        double r141596 = y;
        double r141597 = r141595 - r141596;
        return r141597;
}

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 2019304 +o rules:numerics
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  :precision binary64
  (- (* x 2) y))