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 r1468125 = x;
        double r1468126 = cosh(r1468125);
        double r1468127 = asin(r1468126);
        double r1468128 = r1468125 + r1468127;
        return r1468128;
}