Average Error: 0 → 0
Time: 338.0ms
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 r272428 = x;
        double r272429 = 2.0;
        double r272430 = r272428 * r272429;
        double r272431 = y;
        double r272432 = r272430 - r272431;
        return r272432;
}
↓
double f(double x, double y) {
        double r272433 = x;
        double r272434 = 2.0;
        double r272435 = r272433 * r272434;
        double r272436 = y;
        double r272437 = r272435 - r272436;
        return r272437;
}

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 2020018 
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  :precision binary64
  (- (* x 2) y))