Average Error: 0 → 0
Time: 304.0ms
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 r243988 = x;
        double r243989 = 2.0;
        double r243990 = r243988 * r243989;
        double r243991 = y;
        double r243992 = r243990 - r243991;
        return r243992;
}
↓
double f(double x, double y) {
        double r243993 = x;
        double r243994 = 2.0;
        double r243995 = r243993 * r243994;
        double r243996 = y;
        double r243997 = r243995 - r243996;
        return r243997;
}

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 2020060 
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  :precision binary64
  (- (* x 2) y))