Average Error: 0 → 0
Time: 325.0ms
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 r289820 = x;
        double r289821 = 2.0;
        double r289822 = r289820 * r289821;
        double r289823 = y;
        double r289824 = r289822 - r289823;
        return r289824;
}
↓
double f(double x, double y) {
        double r289825 = x;
        double r289826 = 2.0;
        double r289827 = r289825 * r289826;
        double r289828 = y;
        double r289829 = r289827 - r289828;
        return r289829;
}

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 2020042 
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  :precision binary64
  (- (* x 2) y))