Average Error: 0 → 0
Time: 344.0ms
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 r220176 = x;
        double r220177 = 2.0;
        double r220178 = r220176 * r220177;
        double r220179 = y;
        double r220180 = r220178 - r220179;
        return r220180;
}
↓
double f(double x, double y) {
        double r220181 = x;
        double r220182 = 2.0;
        double r220183 = r220181 * r220182;
        double r220184 = y;
        double r220185 = r220183 - r220184;
        return r220185;
}

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 2019353 
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  :precision binary64
  (- (* x 2) y))