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 r62618 = a;
        double r62619 = b;
        double r62620 = r62618 + r62619;
        double r62621 = c;
        double r62622 = r62620 + r62621;
        double r62623 = 2.0;
        double r62624 = r62622 / r62623;
        double r62625 = r62624 - r62618;
        double r62626 = r62624 * r62625;
        double r62627 = r62624 - r62619;
        double r62628 = r62626 * r62627;
        double r62629 = r62624 - r62621;
        double r62630 = r62628 * r62629;
        double r62631 = sqrt(r62630);
        return r62631;
}