Average Error: 0 → 0
Time: 618.0ms
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 r206781 = x;
        double r206782 = 2.0;
        double r206783 = r206781 * r206782;
        double r206784 = y;
        double r206785 = r206783 - r206784;
        return r206785;
}
↓
double f(double x, double y) {
        double r206786 = x;
        double r206787 = 2.0;
        double r206788 = r206786 * r206787;
        double r206789 = y;
        double r206790 = r206788 - r206789;
        return r206790;
}

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 2019209 
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  :precision binary64
  (- (* x 2) y))