Average Error: 0 → 0
Time: 326.0ms
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 r329810 = x;
        double r329811 = 2.0;
        double r329812 = r329810 * r329811;
        double r329813 = y;
        double r329814 = r329812 - r329813;
        return r329814;
}
↓
double f(double x, double y) {
        double r329815 = x;
        double r329816 = 2.0;
        double r329817 = r329815 * r329816;
        double r329818 = y;
        double r329819 = r329817 - r329818;
        return r329819;
}

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 2020065 
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  :precision binary64
  (- (* x 2) y))