Cannot sample enough valid points. (more)

\[0 \lt a \lt b + c \land 0 \lt b \lt a + c \land 0 \lt c \lt a + b\]
\[\sqrt{\left(\left(\frac{\left(a + b\right) + c}{2} \cdot \left(\frac{\left(a + b\right) + c}{2} - a\right)\right) \cdot \left(\frac{\left(a + b\right) + c}{2} - b\right)\right) \cdot \left(\frac{\left(a + b\right) + c}{2} - c\right)}\]
\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 r1448660 = a;
        double r1448661 = b;
        double r1448662 = r1448660 + r1448661;
        double r1448663 = c;
        double r1448664 = r1448662 + r1448663;
        double r1448665 = 2.0;
        double r1448666 = r1448664 / r1448665;
        double r1448667 = r1448666 - r1448660;
        double r1448668 = r1448666 * r1448667;
        double r1448669 = r1448666 - r1448661;
        double r1448670 = r1448668 * r1448669;
        double r1448671 = r1448666 - r1448663;
        double r1448672 = r1448670 * r1448671;
        double r1448673 = sqrt(r1448672);
        return r1448673;
}