Average Error: 0 → 0
Time: 376.0ms
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 r310449 = x;
        double r310450 = 2.0;
        double r310451 = r310449 * r310450;
        double r310452 = y;
        double r310453 = r310451 - r310452;
        return r310453;
}
↓
double f(double x, double y) {
        double r310454 = x;
        double r310455 = 2.0;
        double r310456 = r310454 * r310455;
        double r310457 = y;
        double r310458 = r310456 - r310457;
        return r310458;
}

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 2019350 +o rules:numerics
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  :precision binary64
  (- (* x 2) y))