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 r8008 = a;
        double r8009 = b;
        double r8010 = r8008 + r8009;
        double r8011 = c;
        double r8012 = r8010 + r8011;
        double r8013 = 2.0;
        double r8014 = r8012 / r8013;
        double r8015 = r8014 - r8008;
        double r8016 = r8014 * r8015;
        double r8017 = r8014 - r8009;
        double r8018 = r8016 * r8017;
        double r8019 = r8014 - r8011;
        double r8020 = r8018 * r8019;
        double r8021 = sqrt(r8020);
        return r8021;
}