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

Average Error: 0.0 → 0.0

Time: 5.9s

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 r5065 = x;
        double r5066 = y;
        double r5067 = r5065 + r5066;
        double r5068 = 10.0;
        double r5069 = r5067 / r5068;
        return r5069;
}

↓

double f(double x, double y) {
        double r5070 = x;
        double r5071 = y;
        double r5072 = r5070 + r5071;
        double r5073 = 10.0;
        double r5074 = r5072 / r5073;
        return r5074;
}

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 2020047 
(FPCore (x y)
  :name "Text.Parsec.Token:makeTokenParser from parsec-3.1.9, A"
  :precision binary64
  (/ (+ x y) 10))