Text.Parsec.Token:makeTokenParser from parsec-3.1.9, A

Average Error: 0.0 → 0.0

Time: 9.9s

Precision: 64

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

Math

\[\frac{x + y}{10}\]

↓

\[\frac{x + y}{10}\]

C

double f(double x, double y) {
        double r3978 = x;
        double r3979 = y;
        double r3980 = r3978 + r3979;
        double r3981 = 10.0;
        double r3982 = r3980 / r3981;
        return r3982;
}

↓

double f(double x, double y) {
        double r3983 = x;
        double r3984 = y;
        double r3985 = r3983 + r3984;
        double r3986 = 10.0;
        double r3987 = r3985 / r3986;
        return r3987;
}

Error

Bits error versus x

Bits error versus y

Derivation

1. Initial program 0.0

   \[\frac{x + y}{10}\]

2. Final simplification 0.0

   \[\leadsto \frac{x + y}{10}\]

Reproduce

herbie shell --seed 2020043 
(FPCore (x y)
  :name "Text.Parsec.Token:makeTokenParser from parsec-3.1.9, A"
  :precision binary64
  (/ (+ x y) 10))