Average Error: 0 → 0
Time: 318.0ms
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 r291336 = x;
        double r291337 = 2.0;
        double r291338 = r291336 * r291337;
        double r291339 = y;
        double r291340 = r291338 - r291339;
        return r291340;
}
↓
double f(double x, double y) {
        double r291341 = x;
        double r291342 = 2.0;
        double r291343 = r291341 * r291342;
        double r291344 = y;
        double r291345 = r291343 - r291344;
        return r291345;
}

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 2020036 
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  :precision binary64
  (- (* x 2) y))