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 r2225523 = a;
        double r2225524 = b;
        double r2225525 = r2225523 + r2225524;
        double r2225526 = c;
        double r2225527 = r2225525 + r2225526;
        double r2225528 = 2.0;
        double r2225529 = r2225527 / r2225528;
        double r2225530 = r2225529 - r2225523;
        double r2225531 = r2225529 * r2225530;
        double r2225532 = r2225529 - r2225524;
        double r2225533 = r2225531 * r2225532;
        double r2225534 = r2225529 - r2225526;
        double r2225535 = r2225533 * r2225534;
        double r2225536 = sqrt(r2225535);
        return r2225536;
}