Cannot sample enough valid points. (more)

\[\left(\frac{1}{\sqrt{\pi}} \cdot e^{\left|x\right| \cdot \left|x\right|}\right) \cdot \left(\left(\left(\frac{1}{\left|x\right|} + \frac{1}{2} \cdot \left(\left(\frac{1}{\left|x\right|} \cdot \frac{1}{\left|x\right|}\right) \cdot \frac{1}{\left|x\right|}\right)\right) + \frac{3}{4} \cdot \left(\left(\left(\left(\frac{1}{\left|x\right|} \cdot \frac{1}{\left|x\right|}\right) \cdot \frac{1}{\left|x\right|}\right) \cdot \frac{1}{\left|x\right|}\right) \cdot \frac{1}{\left|x\right|}\right)\right) + \frac{15}{8} \cdot \left(\left(\left(\left(\left(\left(\frac{1}{\left|x\right|} \cdot \frac{1}{\left|x\right|}\right) \cdot \frac{1}{\left|x\right|}\right) \cdot \frac{1}{\left|x\right|}\right) \cdot \frac{1}{\left|x\right|}\right) \cdot \frac{1}{\left|x\right|}\right) \cdot \frac{1}{\left|x\right|}\right)\right)\]
\left(\frac{1}{\sqrt{\pi}} \cdot e^{\left|x\right| \cdot \left|x\right|}\right) \cdot \left(\left(\left(\frac{1}{\left|x\right|} + \frac{1}{2} \cdot \left(\left(\frac{1}{\left|x\right|} \cdot \frac{1}{\left|x\right|}\right) \cdot \frac{1}{\left|x\right|}\right)\right) + \frac{3}{4} \cdot \left(\left(\left(\left(\frac{1}{\left|x\right|} \cdot \frac{1}{\left|x\right|}\right) \cdot \frac{1}{\left|x\right|}\right) \cdot \frac{1}{\left|x\right|}\right) \cdot \frac{1}{\left|x\right|}\right)\right) + \frac{15}{8} \cdot \left(\left(\left(\left(\left(\left(\frac{1}{\left|x\right|} \cdot \frac{1}{\left|x\right|}\right) \cdot \frac{1}{\left|x\right|}\right) \cdot \frac{1}{\left|x\right|}\right) \cdot \frac{1}{\left|x\right|}\right) \cdot \frac{1}{\left|x\right|}\right) \cdot \frac{1}{\left|x\right|}\right)\right)
double f(double x) {
        double r3164887 = 1.0;
        double r3164888 = atan2(1.0, 0.0);
        double r3164889 = sqrt(r3164888);
        double r3164890 = r3164887 / r3164889;
        double r3164891 = x;
        double r3164892 = fabs(r3164891);
        double r3164893 = r3164892 * r3164892;
        double r3164894 = exp(r3164893);
        double r3164895 = r3164890 * r3164894;
        double r3164896 = r3164887 / r3164892;
        double r3164897 = 2.0;
        double r3164898 = r3164887 / r3164897;
        double r3164899 = r3164896 * r3164896;
        double r3164900 = r3164899 * r3164896;
        double r3164901 = r3164898 * r3164900;
        double r3164902 = r3164896 + r3164901;
        double r3164903 = 3.0;
        double r3164904 = 4.0;
        double r3164905 = r3164903 / r3164904;
        double r3164906 = r3164900 * r3164896;
        double r3164907 = r3164906 * r3164896;
        double r3164908 = r3164905 * r3164907;
        double r3164909 = r3164902 + r3164908;
        double r3164910 = 15.0;
        double r3164911 = 8.0;
        double r3164912 = r3164910 / r3164911;
        double r3164913 = r3164907 * r3164896;
        double r3164914 = r3164913 * r3164896;
        double r3164915 = r3164912 * r3164914;
        double r3164916 = r3164909 + r3164915;
        double r3164917 = r3164895 * r3164916;
        return r3164917;
}