Cannot sample enough valid points. (more)

\[0.0 \lt a \lt b + c \land 0.0 \lt b \lt a + c \land 0.0 \lt c \lt a + b\]
\[\sqrt{\left(\left(\frac{\left(a + b\right) + c}{2} \cdot \left(\frac{\left(a + b\right) + c}{2} - a\right)\right) \cdot \left(\frac{\left(a + b\right) + c}{2} - b\right)\right) \cdot \left(\frac{\left(a + b\right) + c}{2} - c\right)}\]
\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 r80876 = a;
        double r80877 = b;
        double r80878 = r80876 + r80877;
        double r80879 = c;
        double r80880 = r80878 + r80879;
        double r80881 = 2.0;
        double r80882 = r80880 / r80881;
        double r80883 = r80882 - r80876;
        double r80884 = r80882 * r80883;
        double r80885 = r80882 - r80877;
        double r80886 = r80884 * r80885;
        double r80887 = r80882 - r80879;
        double r80888 = r80886 * r80887;
        double r80889 = sqrt(r80888);
        return r80889;
}