Average Error: 0 → 0
Time: 992.0ms
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 r137157 = x;
        double r137158 = 2.0;
        double r137159 = r137157 * r137158;
        double r137160 = y;
        double r137161 = r137159 - r137160;
        return r137161;
}
↓
double f(double x, double y) {
        double r137162 = x;
        double r137163 = 2.0;
        double r137164 = r137162 * r137163;
        double r137165 = y;
        double r137166 = r137164 - r137165;
        return r137166;
}

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 2019326 +o rules:numerics
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  :precision binary64
  (- (* x 2) y))