Cannot sample enough valid points. (more)

\[0.0 \lt a \land 0.0 \lt b \land 0.0 \lt c\]
\[\sqrt{\left(\left(\frac{\left(a + b\right) + c}{2.0} \cdot \left(\frac{\left(a + b\right) + c}{2.0} - a\right)\right) \cdot \left(\frac{\left(a + b\right) + c}{2.0} - b\right)\right) \cdot \left(\frac{\left(a + b\right) + c}{2.0} - c\right)}\]
\sqrt{\left(\left(\frac{\left(a + b\right) + c}{2.0} \cdot \left(\frac{\left(a + b\right) + c}{2.0} - a\right)\right) \cdot \left(\frac{\left(a + b\right) + c}{2.0} - b\right)\right) \cdot \left(\frac{\left(a + b\right) + c}{2.0} - c\right)}
double f(double a, double b, double c) {
        double r1241855 = a;
        double r1241856 = b;
        double r1241857 = r1241855 + r1241856;
        double r1241858 = c;
        double r1241859 = r1241857 + r1241858;
        double r1241860 = 2.0;
        double r1241861 = r1241859 / r1241860;
        double r1241862 = r1241861 - r1241855;
        double r1241863 = r1241861 * r1241862;
        double r1241864 = r1241861 - r1241856;
        double r1241865 = r1241863 * r1241864;
        double r1241866 = r1241861 - r1241858;
        double r1241867 = r1241865 * r1241866;
        double r1241868 = sqrt(r1241867);
        return r1241868;
}