Cannot sample enough valid points. (more)

\[x + \sin^{-1} \left(\cosh x\right)\]
x + \sin^{-1} \left(\cosh x\right)
double f(double x) {
        double r13909 = x;
        double r13910 = cosh(r13909);
        double r13911 = asin(r13910);
        double r13912 = r13909 + r13911;
        return r13912;
}