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 r5589 = a;
        double r5590 = b;
        double r5591 = r5589 + r5590;
        double r5592 = c;
        double r5593 = r5591 + r5592;
        double r5594 = 2.0;
        double r5595 = r5593 / r5594;
        double r5596 = r5595 - r5589;
        double r5597 = r5595 * r5596;
        double r5598 = r5595 - r5590;
        double r5599 = r5597 * r5598;
        double r5600 = r5595 - r5592;
        double r5601 = r5599 * r5600;
        double r5602 = sqrt(r5601);
        return r5602;
}