Average Error: 0.2 → 0.2
Time: 1.0m
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 r2979925 = a;
        double r2979926 = acos(r2979925);
        double r2979927 = -r2979926;
        double r2979928 = r2979925 / r2979927;
        return r2979928;
}
↓
double f(double a) {
        double r2979929 = a;
        double r2979930 = acos(r2979929);
        double r2979931 = -r2979930;
        double r2979932 = r2979929 / r2979931;
        return r2979932;
}

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 2019151 
(FPCore (a)
  :name "Fuzzer 001"
  (/ a (- (acos a))))