Average Error: 0 → 0
Time: 314.0ms
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 r353921 = x;
        double r353922 = 2.0;
        double r353923 = r353921 * r353922;
        double r353924 = y;
        double r353925 = r353923 - r353924;
        return r353925;
}
↓
double f(double x, double y) {
        double r353926 = x;
        double r353927 = 2.0;
        double r353928 = r353926 * r353927;
        double r353929 = y;
        double r353930 = r353928 - r353929;
        return r353930;
}

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 2020046 
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  :precision binary64
  (- (* x 2) y))