Average Error: 0.0 → 0.0
Time: 12.9s
Precision: 64
\[\frac{-\left(f + n\right)}{f - n}\]
↓
\[\frac{-\left(n + f\right)}{f - n}\]
\frac{-\left(f + n\right)}{f - n}
↓
\frac{-\left(n + f\right)}{f - n}
double f(double f, double n) {
        double r877055 = f;
        double r877056 = n;
        double r877057 = r877055 + r877056;
        double r877058 = -r877057;
        double r877059 = r877055 - r877056;
        double r877060 = r877058 / r877059;
        return r877060;
}
↓
double f(double f, double n) {
        double r877061 = n;
        double r877062 = f;
        double r877063 = r877061 + r877062;
        double r877064 = -r877063;
        double r877065 = r877062 - r877061;
        double r877066 = r877064 / r877065;
        return r877066;
}

Error

Bits error versus f

Bits error versus n

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 0.0

    \[\frac{-\left(f + n\right)}{f - n}\]

  2. Final simplification0.0

    \[\leadsto \frac{-\left(n + f\right)}{f - n}\]

Reproduce

herbie shell --seed 2019172 
(FPCore (f n)
  :name "subtraction fraction"
  (/ (- (+ f n)) (- f n)))