Average Error: 0.0 → 0.0
Time: 12.6s
Precision: 64
\[\frac{-\left(f + n\right)}{f - n}\]
↓
\[\frac{-\left(f + n\right)}{f - n}\]
\frac{-\left(f + n\right)}{f - n}
↓
\frac{-\left(f + n\right)}{f - n}
double f(double f, double n) {
        double r24900 = f;
        double r24901 = n;
        double r24902 = r24900 + r24901;
        double r24903 = -r24902;
        double r24904 = r24900 - r24901;
        double r24905 = r24903 / r24904;
        return r24905;
}
↓
double f(double f, double n) {
        double r24906 = f;
        double r24907 = n;
        double r24908 = r24906 + r24907;
        double r24909 = -r24908;
        double r24910 = r24906 - r24907;
        double r24911 = r24909 / r24910;
        return r24911;
}

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

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

Reproduce

herbie shell --seed 2019305 
(FPCore (f n)
  :name "subtraction fraction"
  :precision binary64
  (/ (- (+ f n)) (- f n)))