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 r2329 = a;
        double r2330 = b;
        double r2331 = r2329 + r2330;
        double r2332 = c;
        double r2333 = r2331 + r2332;
        double r2334 = 2.0;
        double r2335 = r2333 / r2334;
        double r2336 = r2335 - r2329;
        double r2337 = r2335 * r2336;
        double r2338 = r2335 - r2330;
        double r2339 = r2337 * r2338;
        double r2340 = r2335 - r2332;
        double r2341 = r2339 * r2340;
        double r2342 = sqrt(r2341);
        return r2342;
}