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 r14699 = a;
        double r14700 = b;
        double r14701 = r14699 + r14700;
        double r14702 = c;
        double r14703 = r14701 + r14702;
        double r14704 = 2.0;
        double r14705 = r14703 / r14704;
        double r14706 = r14705 - r14699;
        double r14707 = r14705 * r14706;
        double r14708 = r14705 - r14700;
        double r14709 = r14707 * r14708;
        double r14710 = r14705 - r14702;
        double r14711 = r14709 * r14710;
        double r14712 = sqrt(r14711);
        return r14712;
}