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 r16460 = a;
        double r16461 = b;
        double r16462 = r16460 + r16461;
        double r16463 = c;
        double r16464 = r16462 + r16463;
        double r16465 = 2.0;
        double r16466 = r16464 / r16465;
        double r16467 = r16466 - r16460;
        double r16468 = r16466 * r16467;
        double r16469 = r16466 - r16461;
        double r16470 = r16468 * r16469;
        double r16471 = r16466 - r16463;
        double r16472 = r16470 * r16471;
        double r16473 = sqrt(r16472);
        return r16473;
}