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 r465489 = x;
        double r465490 = y;
        double r465491 = r465490 * r465490;
        double r465492 = z;
        double r465493 = r465492 * r465492;
        double r465494 = r465491 - r465493;
        double r465495 = sqrt(r465494);
        double r465496 = r465489 * r465495;
        return r465496;
}