Average Error: 0.3 → 0.3
Time: 12.7s
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 r6085193 = a;
        double r6085194 = acos(r6085193);
        double r6085195 = -r6085194;
        double r6085196 = r6085193 / r6085195;
        return r6085196;
}
↓
double f(double a) {
        double r6085197 = a;
        double r6085198 = acos(r6085197);
        double r6085199 = -r6085198;
        double r6085200 = r6085197 / r6085199;
        return r6085200;
}

Error

Bits error versus a

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Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 0.3

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

  2. Final simplification0.3

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

Reproduce

herbie shell --seed 2019172 
(FPCore (a)
  :name "Fuzzer 001"
  (/ a (- (acos a))))