Data.Colour.CIE:cieLAB from colour-2.3.3, C

Average Error: 0.0 → 0.0

Time: 2.3s

Precision: 64

• Falling back on racket egraph because egg-herbie package not installed

Math

\[x + \frac{y}{500}\]

↓

\[x + \frac{y}{500}\]

C

double f(double x, double y) {
        double r231891 = x;
        double r231892 = y;
        double r231893 = 500.0;
        double r231894 = r231892 / r231893;
        double r231895 = r231891 + r231894;
        return r231895;
}

↓

double f(double x, double y) {
        double r231896 = x;
        double r231897 = y;
        double r231898 = 500.0;
        double r231899 = r231897 / r231898;
        double r231900 = r231896 + r231899;
        return r231900;
}

Error

Bits error versus x

Bits error versus y

Derivation

1. Initial program 0.0

   \[x + \frac{y}{500}\]

2. Final simplification 0.0

   \[\leadsto x + \frac{y}{500}\]

Reproduce

herbie shell --seed 2019350 
(FPCore (x y)
  :name "Data.Colour.CIE:cieLAB from colour-2.3.3, C"
  :precision binary64
  (+ x (/ y 500)))