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 r4797 = a;
        double r4798 = b;
        double r4799 = r4797 + r4798;
        double r4800 = c;
        double r4801 = r4799 + r4800;
        double r4802 = 2.0;
        double r4803 = r4801 / r4802;
        double r4804 = r4803 - r4797;
        double r4805 = r4803 * r4804;
        double r4806 = r4803 - r4798;
        double r4807 = r4805 * r4806;
        double r4808 = r4803 - r4800;
        double r4809 = r4807 * r4808;
        double r4810 = sqrt(r4809);
        return r4810;
}