Average Error: 0 → 0
Time: 721.0ms
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 r174254 = x;
        double r174255 = 2.0;
        double r174256 = r174254 * r174255;
        double r174257 = y;
        double r174258 = r174256 - r174257;
        return r174258;
}
↓
double f(double x, double y) {
        double r174259 = x;
        double r174260 = 2.0;
        double r174261 = r174259 * r174260;
        double r174262 = y;
        double r174263 = r174261 - r174262;
        return r174263;
}

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 2019306 +o rules:numerics
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  :precision binary64
  (- (* x 2) y))