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 r1039774 = x;
        double r1039775 = cosh(r1039774);
        double r1039776 = asin(r1039775);
        double r1039777 = r1039774 + r1039776;
        return r1039777;
}