Cannot sample enough valid points. (more)

\[0.0 \lt a \land 0.0 \lt b \land 0.0 \lt c\]
\[\sqrt{\left(\left(\frac{\left(a + b\right) + c}{2} \cdot \left(\frac{\left(a + b\right) + c}{2} - a\right)\right) \cdot \left(\frac{\left(a + b\right) + c}{2} - b\right)\right) \cdot \left(\frac{\left(a + b\right) + c}{2} - c\right)}\]
\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 r1043718 = a;
        double r1043719 = b;
        double r1043720 = r1043718 + r1043719;
        double r1043721 = c;
        double r1043722 = r1043720 + r1043721;
        double r1043723 = 2.0;
        double r1043724 = r1043722 / r1043723;
        double r1043725 = r1043724 - r1043718;
        double r1043726 = r1043724 * r1043725;
        double r1043727 = r1043724 - r1043719;
        double r1043728 = r1043726 * r1043727;
        double r1043729 = r1043724 - r1043721;
        double r1043730 = r1043728 * r1043729;
        double r1043731 = sqrt(r1043730);
        return r1043731;
}