Average Error: 0 → 0
Time: 880.0ms
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 r49086867 = x;
        double r49086868 = 2.0;
        double r49086869 = r49086867 * r49086868;
        double r49086870 = y;
        double r49086871 = r49086869 - r49086870;
        return r49086871;
}
↓
double f(double x, double y) {
        double r49086872 = x;
        double r49086873 = 2.0;
        double r49086874 = r49086872 * r49086873;
        double r49086875 = y;
        double r49086876 = r49086874 - r49086875;
        return r49086876;
}

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 2019173 
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  (- (* x 2.0) y))