Average Error: 0 → 0
Time: 319.0ms
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 r260978 = x;
        double r260979 = 2.0;
        double r260980 = r260978 * r260979;
        double r260981 = y;
        double r260982 = r260980 - r260981;
        return r260982;
}
↓
double f(double x, double y) {
        double r260983 = x;
        double r260984 = 2.0;
        double r260985 = r260983 * r260984;
        double r260986 = y;
        double r260987 = r260985 - r260986;
        return r260987;
}

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 2020039 
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  :precision binary64
  (- (* x 2) y))