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 r5531 = a;
        double r5532 = b;
        double r5533 = r5531 + r5532;
        double r5534 = c;
        double r5535 = r5533 + r5534;
        double r5536 = 2.0;
        double r5537 = r5535 / r5536;
        double r5538 = r5537 - r5531;
        double r5539 = r5537 * r5538;
        double r5540 = r5537 - r5532;
        double r5541 = r5539 * r5540;
        double r5542 = r5537 - r5534;
        double r5543 = r5541 * r5542;
        double r5544 = sqrt(r5543);
        return r5544;
}