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 r85629 = a;
        double r85630 = b;
        double r85631 = r85629 + r85630;
        double r85632 = c;
        double r85633 = r85631 + r85632;
        double r85634 = 2.0;
        double r85635 = r85633 / r85634;
        double r85636 = r85635 - r85629;
        double r85637 = r85635 * r85636;
        double r85638 = r85635 - r85630;
        double r85639 = r85637 * r85638;
        double r85640 = r85635 - r85632;
        double r85641 = r85639 * r85640;
        double r85642 = sqrt(r85641);
        return r85642;
}