Average Error: 0 → 0
Time: 806.0ms
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 r9577547 = x;
        double r9577548 = 2.0;
        double r9577549 = r9577547 * r9577548;
        double r9577550 = y;
        double r9577551 = r9577549 - r9577550;
        return r9577551;
}
↓
double f(double x, double y) {
        double r9577552 = x;
        double r9577553 = 2.0;
        double r9577554 = r9577552 * r9577553;
        double r9577555 = y;
        double r9577556 = r9577554 - r9577555;
        return r9577556;
}

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 2019172 +o rules:numerics
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  (- (* x 2.0) y))