Cannot sample enough valid points. (more)

\[0 \lt a \land 0 \lt b \land 0 \lt c\]
\[\sqrt{\left(\left(\frac{\left(a + b\right) + c}{2} \cdot \left(\frac{\left(a + b\right) + c}{2} - a\right)\right) \cdot \left(\frac{\left(a + b\right) + c}{2} - b\right)\right) \cdot \left(\frac{\left(a + b\right) + c}{2} - c\right)}\]
\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 r786292 = a;
        double r786293 = b;
        double r786294 = r786292 + r786293;
        double r786295 = c;
        double r786296 = r786294 + r786295;
        double r786297 = 2.0;
        double r786298 = r786296 / r786297;
        double r786299 = r786298 - r786292;
        double r786300 = r786298 * r786299;
        double r786301 = r786298 - r786293;
        double r786302 = r786300 * r786301;
        double r786303 = r786298 - r786295;
        double r786304 = r786302 * r786303;
        double r786305 = sqrt(r786304);
        return r786305;
}