Average Error: 0.3 → 0.3
Time: 21.9s
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 r2743156 = a;
        double r2743157 = acos(r2743156);
        double r2743158 = -r2743157;
        double r2743159 = r2743156 / r2743158;
        return r2743159;
}
↓
double f(double a) {
        double r2743160 = a;
        double r2743161 = acos(r2743160);
        double r2743162 = -r2743161;
        double r2743163 = r2743160 / r2743162;
        return r2743163;
}

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 2019146 
(FPCore (a)
  :name "Fuzzer 001"
  (/ a (- (acos a))))