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 r677939 = x;
        double r677940 = y;
        double r677941 = r677940 * r677940;
        double r677942 = z;
        double r677943 = r677942 * r677942;
        double r677944 = r677941 - r677943;
        double r677945 = sqrt(r677944);
        double r677946 = r677939 * r677945;
        return r677946;
}