Cannot sample enough valid points. (more)

\[0.0 \lt a \land 0.0 \lt b \land 0.0 \lt c\]
\[\sqrt{\left(\left(\frac{\left(a + b\right) + c}{2} \cdot \left(\frac{\left(a + b\right) + c}{2} - a\right)\right) \cdot \left(\frac{\left(a + b\right) + c}{2} - b\right)\right) \cdot \left(\frac{\left(a + b\right) + c}{2} - c\right)}\]
\sqrt{\left(\left(\frac{\left(a + b\right) + c}{2} \cdot \left(\frac{\left(a + b\right) + c}{2} - a\right)\right) \cdot \left(\frac{\left(a + b\right) + c}{2} - b\right)\right) \cdot \left(\frac{\left(a + b\right) + c}{2} - c\right)}
double f(double a, double b, double c) {
        double r6599 = a;
        double r6600 = b;
        double r6601 = r6599 + r6600;
        double r6602 = c;
        double r6603 = r6601 + r6602;
        double r6604 = 2.0;
        double r6605 = r6603 / r6604;
        double r6606 = r6605 - r6599;
        double r6607 = r6605 * r6606;
        double r6608 = r6605 - r6600;
        double r6609 = r6607 * r6608;
        double r6610 = r6605 - r6602;
        double r6611 = r6609 * r6610;
        double r6612 = sqrt(r6611);
        return r6612;
}