Average Error: 0.2 → 0.2
Time: 17.3s
Precision: 64
\[\frac{a}{-\cos^{-1} a}\]
↓
\[\frac{a}{-\cos^{-1} a}\]
\frac{a}{-\cos^{-1} a}
↓
\frac{a}{-\cos^{-1} a}
double f(double a) {
        double r3715600 = a;
        double r3715601 = acos(r3715600);
        double r3715602 = -r3715601;
        double r3715603 = r3715600 / r3715602;
        return r3715603;
}
↓
double f(double a) {
        double r3715604 = a;
        double r3715605 = acos(r3715604);
        double r3715606 = -r3715605;
        double r3715607 = r3715604 / r3715606;
        return r3715607;
}

Error

Bits error versus a

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Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 0.2

    \[\frac{a}{-\cos^{-1} a}\]

  2. Final simplification0.2

    \[\leadsto \frac{a}{-\cos^{-1} a}\]

Reproduce

herbie shell --seed 2019134 
(FPCore (a)
  :name "Fuzzer 001"
  (/ a (- (acos a))))