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 r820000 = 1.0;
        double r820001 = atan2(1.0, 0.0);
        double r820002 = sqrt(r820001);
        double r820003 = r820000 / r820002;
        double r820004 = x;
        double r820005 = fabs(r820004);
        double r820006 = r820005 * r820005;
        double r820007 = exp(r820006);
        double r820008 = r820003 * r820007;
        double r820009 = r820000 / r820005;
        double r820010 = 2.0;
        double r820011 = r820000 / r820010;
        double r820012 = r820009 * r820009;
        double r820013 = r820012 * r820009;
        double r820014 = r820011 * r820013;
        double r820015 = r820009 + r820014;
        double r820016 = 3.0;
        double r820017 = 4.0;
        double r820018 = r820016 / r820017;
        double r820019 = r820013 * r820009;
        double r820020 = r820019 * r820009;
        double r820021 = r820018 * r820020;
        double r820022 = r820015 + r820021;
        double r820023 = 15.0;
        double r820024 = 8.0;
        double r820025 = r820023 / r820024;
        double r820026 = r820020 * r820009;
        double r820027 = r820026 * r820009;
        double r820028 = r820025 * r820027;
        double r820029 = r820022 + r820028;
        double r820030 = r820008 * r820029;
        return r820030;
}