Average Error: 0.2 → 0.2
Time: 10.4s
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 r1643196 = a;
        double r1643197 = acos(r1643196);
        double r1643198 = -r1643197;
        double r1643199 = r1643196 / r1643198;
        return r1643199;
}
↓
double f(double a) {
        double r1643200 = a;
        double r1643201 = acos(r1643200);
        double r1643202 = -r1643201;
        double r1643203 = r1643200 / r1643202;
        return r1643203;
}

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 2019156 
(FPCore (a)
  :name "Fuzzer 001"
  (/ a (- (acos a))))