Average Error: 0.0 → 0.0
Time: 15.8s
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 r34224 = f;
        double r34225 = n;
        double r34226 = r34224 + r34225;
        double r34227 = -r34226;
        double r34228 = r34224 - r34225;
        double r34229 = r34227 / r34228;
        return r34229;
}
↓
double f(double f, double n) {
        double r34230 = n;
        double r34231 = f;
        double r34232 = r34230 + r34231;
        double r34233 = -r34232;
        double r34234 = r34231 - r34230;
        double r34235 = r34233 / r34234;
        return r34235;
}

Error

Bits error versus f

Bits error versus n

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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 2019196 
(FPCore (f n)
  :name "subtraction fraction"
  (/ (- (+ f n)) (- f n)))