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

Average Error: 0.0 → 0.0

Time: 8.0s

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 r167592 = x;
        double r167593 = y;
        double r167594 = 500.0;
        double r167595 = r167593 / r167594;
        double r167596 = r167592 + r167595;
        return r167596;
}

↓

double f(double x, double y) {
        double r167597 = x;
        double r167598 = y;
        double r167599 = 500.0;
        double r167600 = r167598 / r167599;
        double r167601 = r167597 + r167600;
        return r167601;
}

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 2020046 
(FPCore (x y)
  :name "Data.Colour.CIE:cieLAB from colour-2.3.3, C"
  :precision binary64
  (+ x (/ y 500)))