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

Average Error: 0.0 → 0.0

Time: 8.8s

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 r6029 = x;
        double r6030 = y;
        double r6031 = r6029 + r6030;
        double r6032 = 10.0;
        double r6033 = r6031 / r6032;
        return r6033;
}

↓

double f(double x, double y) {
        double r6034 = x;
        double r6035 = y;
        double r6036 = r6034 + r6035;
        double r6037 = 10.0;
        double r6038 = r6036 / r6037;
        return r6038;
}

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 2020042 
(FPCore (x y)
  :name "Text.Parsec.Token:makeTokenParser from parsec-3.1.9, A"
  :precision binary64
  (/ (+ x y) 10))