Cannot sample enough valid points. (more)

\[x \cdot \sqrt{y \cdot y - z \cdot z}\]
x \cdot \sqrt{y \cdot y - z \cdot z}
double f(double x, double y, double z) {
        double r550821 = x;
        double r550822 = y;
        double r550823 = r550822 * r550822;
        double r550824 = z;
        double r550825 = r550824 * r550824;
        double r550826 = r550823 - r550825;
        double r550827 = sqrt(r550826);
        double r550828 = r550821 * r550827;
        return r550828;
}