Average Error: 0 → 0
Time: 310.0ms
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 r170290 = x;
        double r170291 = 2.0;
        double r170292 = r170290 * r170291;
        double r170293 = y;
        double r170294 = r170292 - r170293;
        return r170294;
}
↓
double f(double x, double y) {
        double r170295 = x;
        double r170296 = 2.0;
        double r170297 = r170295 * r170296;
        double r170298 = y;
        double r170299 = r170297 - r170298;
        return r170299;
}

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 2020047 +o rules:numerics
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  :precision binary64
  (- (* x 2) y))