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 r522301 = a;
        double r522302 = b;
        double r522303 = r522301 + r522302;
        double r522304 = c;
        double r522305 = r522303 + r522304;
        double r522306 = 2.0;
        double r522307 = r522305 / r522306;
        double r522308 = r522307 - r522301;
        double r522309 = r522307 * r522308;
        double r522310 = r522307 - r522302;
        double r522311 = r522309 * r522310;
        double r522312 = r522307 - r522304;
        double r522313 = r522311 * r522312;
        double r522314 = sqrt(r522313);
        return r522314;
}