Average Error: 0.2 → 0.2
Time: 14.0s
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 r4070330 = a;
        double r4070331 = acos(r4070330);
        double r4070332 = -r4070331;
        double r4070333 = r4070330 / r4070332;
        return r4070333;
}
↓
double f(double a) {
        double r4070334 = a;
        double r4070335 = acos(r4070334);
        double r4070336 = -r4070335;
        double r4070337 = r4070334 / r4070336;
        return r4070337;
}

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 2019179 
(FPCore (a)
  :name "Fuzzer 001"
  (/ a (- (acos a))))