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 r122936 = a;
        double r122937 = b;
        double r122938 = r122936 + r122937;
        double r122939 = c;
        double r122940 = r122938 + r122939;
        double r122941 = 2.0;
        double r122942 = r122940 / r122941;
        double r122943 = r122942 - r122936;
        double r122944 = r122942 * r122943;
        double r122945 = r122942 - r122937;
        double r122946 = r122944 * r122945;
        double r122947 = r122942 - r122939;
        double r122948 = r122946 * r122947;
        double r122949 = sqrt(r122948);
        return r122949;
}