Average Error: 0 → 0
Time: 324.0ms
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 r219472 = x;
        double r219473 = 2.0;
        double r219474 = r219472 * r219473;
        double r219475 = y;
        double r219476 = r219474 - r219475;
        return r219476;
}
↓
double f(double x, double y) {
        double r219477 = x;
        double r219478 = 2.0;
        double r219479 = r219477 * r219478;
        double r219480 = y;
        double r219481 = r219479 - r219480;
        return r219481;
}

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 2020065 +o rules:numerics
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  :precision binary64
  (- (* x 2) y))