Average Error: 0 → 0
Time: 620.0ms
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 r31037 = x;
        double r31038 = 2.0;
        double r31039 = r31037 * r31038;
        double r31040 = y;
        double r31041 = r31039 - r31040;
        return r31041;
}
↓
double f(double x, double y) {
        double r31042 = x;
        double r31043 = 2.0;
        double r31044 = r31042 * r31043;
        double r31045 = y;
        double r31046 = r31044 - r31045;
        return r31046;
}

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 2019315 +o rules:numerics
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  :precision binary64
  (- (* x 2) y))