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 r16604 = a;
        double r16605 = b;
        double r16606 = r16604 + r16605;
        double r16607 = c;
        double r16608 = r16606 + r16607;
        double r16609 = 2.0;
        double r16610 = r16608 / r16609;
        double r16611 = r16610 - r16604;
        double r16612 = r16610 * r16611;
        double r16613 = r16610 - r16605;
        double r16614 = r16612 * r16613;
        double r16615 = r16610 - r16607;
        double r16616 = r16614 * r16615;
        double r16617 = sqrt(r16616);
        return r16617;
}