Average Error: 0 → 0
Time: 362.0ms
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 r259933 = x;
        double r259934 = 2.0;
        double r259935 = r259933 * r259934;
        double r259936 = y;
        double r259937 = r259935 - r259936;
        return r259937;
}
↓
double f(double x, double y) {
        double r259938 = x;
        double r259939 = 2.0;
        double r259940 = r259938 * r259939;
        double r259941 = y;
        double r259942 = r259940 - r259941;
        return r259942;
}

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 2019354 +o rules:numerics
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  :precision binary64
  (- (* x 2) y))