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 r29436906 = x;
        double r29436907 = y;
        double r29436908 = r29436907 * r29436907;
        double r29436909 = z;
        double r29436910 = r29436909 * r29436909;
        double r29436911 = r29436908 - r29436910;
        double r29436912 = sqrt(r29436911);
        double r29436913 = r29436906 * r29436912;
        return r29436913;
}