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 r1605598 = x;
        double r1605599 = cosh(r1605598);
        double r1605600 = asin(r1605599);
        double r1605601 = r1605598 + r1605600;
        return r1605601;
}