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 r738488 = x;
        double r738489 = y;
        double r738490 = r738489 * r738489;
        double r738491 = z;
        double r738492 = r738491 * r738491;
        double r738493 = r738490 - r738492;
        double r738494 = sqrt(r738493);
        double r738495 = r738488 * r738494;
        return r738495;
}