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 r931473 = x;
        double r931474 = cosh(r931473);
        double r931475 = asin(r931474);
        double r931476 = r931473 + r931475;
        return r931476;
}