Average Error: 0 → 0
Time: 808.0ms
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 r29944212 = x;
        double r29944213 = 2.0;
        double r29944214 = r29944212 * r29944213;
        double r29944215 = y;
        double r29944216 = r29944214 - r29944215;
        return r29944216;
}
↓
double f(double x, double y) {
        double r29944217 = x;
        double r29944218 = 2.0;
        double r29944219 = r29944217 * r29944218;
        double r29944220 = y;
        double r29944221 = r29944219 - r29944220;
        return r29944221;
}

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 2019173 +o rules:numerics
(FPCore (x y)
  :name "Data.Colour.RGBSpace.HSL:hsl from colour-2.3.3, C"
  (- (* x 2.0) y))