Average Error: 0 → 0
Time: 810.0ms
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 r222813 = x;
        double r222814 = 2.0;
        double r222815 = r222813 * r222814;
        double r222816 = y;
        double r222817 = r222815 - r222816;
        return r222817;
}
↓
double f(double x, double y) {
        double r222818 = x;
        double r222819 = 2.0;
        double r222820 = r222818 * r222819;
        double r222821 = y;
        double r222822 = r222820 - r222821;
        return r222822;
}

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 2019305 +o rules:numerics
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  :precision binary64
  (- (* x 2) y))