Average Error: 0.2 → 0.2
Time: 11.4s
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 r1499188 = a;
        double r1499189 = acos(r1499188);
        double r1499190 = -r1499189;
        double r1499191 = r1499188 / r1499190;
        return r1499191;
}
↓
double f(double a) {
        double r1499192 = a;
        double r1499193 = acos(r1499192);
        double r1499194 = -r1499193;
        double r1499195 = r1499192 / r1499194;
        return r1499195;
}

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 2019153 
(FPCore (a)
  :name "Fuzzer 001"
  (/ a (- (acos a))))