Average Error: 0.0 → 0.0
Time: 10.0s
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 r25213 = f;
        double r25214 = n;
        double r25215 = r25213 + r25214;
        double r25216 = -r25215;
        double r25217 = r25213 - r25214;
        double r25218 = r25216 / r25217;
        return r25218;
}
↓
double f(double f, double n) {
        double r25219 = f;
        double r25220 = n;
        double r25221 = r25219 + r25220;
        double r25222 = -r25221;
        double r25223 = r25219 - r25220;
        double r25224 = r25222 / r25223;
        return r25224;
}

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 2019291 
(FPCore (f n)
  :name "subtraction fraction"
  :precision binary64
  (/ (- (+ f n)) (- f n)))