Average Error: 0 → 0
Time: 557.0ms
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 r162832 = x;
        double r162833 = 2.0;
        double r162834 = r162832 * r162833;
        double r162835 = y;
        double r162836 = r162834 - r162835;
        return r162836;
}
↓
double f(double x, double y) {
        double r162837 = x;
        double r162838 = 2.0;
        double r162839 = r162837 * r162838;
        double r162840 = y;
        double r162841 = r162839 - r162840;
        return r162841;
}

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 2019325 
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  :precision binary64
  (- (* x 2) y))