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 r16160 = a;
        double r16161 = b;
        double r16162 = r16160 + r16161;
        double r16163 = c;
        double r16164 = r16162 + r16163;
        double r16165 = 2.0;
        double r16166 = r16164 / r16165;
        double r16167 = r16166 - r16160;
        double r16168 = r16166 * r16167;
        double r16169 = r16166 - r16161;
        double r16170 = r16168 * r16169;
        double r16171 = r16166 - r16163;
        double r16172 = r16170 * r16171;
        double r16173 = sqrt(r16172);
        return r16173;
}