Average Error: 0.0 → 0.0
Time: 21.4s
Precision: 64
\[\cos x \cdot \frac{\sinh y}{y}\]
↓
\[\cos x \cdot \frac{\sinh y}{y}\]
\cos x \cdot \frac{\sinh y}{y}
↓
\cos x \cdot \frac{\sinh y}{y}
double f(double x, double y) {
        double r4981912 = x;
        double r4981913 = cos(r4981912);
        double r4981914 = y;
        double r4981915 = sinh(r4981914);
        double r4981916 = r4981915 / r4981914;
        double r4981917 = r4981913 * r4981916;
        return r4981917;
}
↓
double f(double x, double y) {
        double r4981918 = x;
        double r4981919 = cos(r4981918);
        double r4981920 = y;
        double r4981921 = sinh(r4981920);
        double r4981922 = r4981921 / r4981920;
        double r4981923 = r4981919 * r4981922;
        return r4981923;
}

Error

Bits error versus x

Bits error versus y

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Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 0.0

    \[\cos x \cdot \frac{\sinh y}{y}\]

  2. Final simplification0.0

    \[\leadsto \cos x \cdot \frac{\sinh y}{y}\]

Reproduce

herbie shell --seed 2019163 +o rules:numerics
(FPCore (x y)
  :name "Linear.Quaternion:$csin from linear-1.19.1.3"
  (* (cos x) (/ (sinh y) y)))