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

Average Error: 0.0 → 0.0

Time: 2.5s

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 r357938 = x;
        double r357939 = y;
        double r357940 = 500.0;
        double r357941 = r357939 / r357940;
        double r357942 = r357938 + r357941;
        return r357942;
}

↓

double f(double x, double y) {
        double r357943 = x;
        double r357944 = y;
        double r357945 = 500.0;
        double r357946 = r357944 / r357945;
        double r357947 = r357943 + r357946;
        return r357947;
}

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 2020045 
(FPCore (x y)
  :name "Data.Colour.CIE:cieLAB from colour-2.3.3, C"
  :precision binary64
  (+ x (/ y 500)))