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

Average Error: 0.0 → 0.0

Time: 316.0ms

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 r326538 = x;
        double r326539 = y;
        double r326540 = 500.0;
        double r326541 = r326539 / r326540;
        double r326542 = r326538 + r326541;
        return r326542;
}

↓

double f(double x, double y) {
        double r326543 = x;
        double r326544 = y;
        double r326545 = 500.0;
        double r326546 = r326544 / r326545;
        double r326547 = r326543 + r326546;
        return r326547;
}

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 2020043 
(FPCore (x y)
  :name "Data.Colour.CIE:cieLAB from colour-2.3.3, C"
  :precision binary64
  (+ x (/ y 500)))