Average Error: 0 → 0
Time: 407.0ms
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 r260522 = x;
        double r260523 = 2.0;
        double r260524 = r260522 * r260523;
        double r260525 = y;
        double r260526 = r260524 - r260525;
        return r260526;
}
↓
double f(double x, double y) {
        double r260527 = x;
        double r260528 = 2.0;
        double r260529 = r260527 * r260528;
        double r260530 = y;
        double r260531 = r260529 - r260530;
        return r260531;
}

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 2020083 +o rules:numerics
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  :precision binary64
  (- (* x 2) y))