Cannot sample enough valid points. (more)

\[0.0 \lt a \lt b + c \land 0.0 \lt b \lt a + c \land 0.0 \lt c \lt a + b\]
\[\sqrt{\left(\left(\frac{\left(a + b\right) + c}{2} \cdot \left(\frac{\left(a + b\right) + c}{2} - a\right)\right) \cdot \left(\frac{\left(a + b\right) + c}{2} - b\right)\right) \cdot \left(\frac{\left(a + b\right) + c}{2} - c\right)}\]
\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 r3500446 = a;
        double r3500447 = b;
        double r3500448 = r3500446 + r3500447;
        double r3500449 = c;
        double r3500450 = r3500448 + r3500449;
        double r3500451 = 2.0;
        double r3500452 = r3500450 / r3500451;
        double r3500453 = r3500452 - r3500446;
        double r3500454 = r3500452 * r3500453;
        double r3500455 = r3500452 - r3500447;
        double r3500456 = r3500454 * r3500455;
        double r3500457 = r3500452 - r3500449;
        double r3500458 = r3500456 * r3500457;
        double r3500459 = sqrt(r3500458);
        return r3500459;
}