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 r2912 = x;
        double r2913 = cosh(r2912);
        double r2914 = asin(r2913);
        double r2915 = r2912 + r2914;
        return r2915;
}