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 r95811 = a;
        double r95812 = b;
        double r95813 = r95811 + r95812;
        double r95814 = c;
        double r95815 = r95813 + r95814;
        double r95816 = 2.0;
        double r95817 = r95815 / r95816;
        double r95818 = r95817 - r95811;
        double r95819 = r95817 * r95818;
        double r95820 = r95817 - r95812;
        double r95821 = r95819 * r95820;
        double r95822 = r95817 - r95814;
        double r95823 = r95821 * r95822;
        double r95824 = sqrt(r95823);
        return r95824;
}