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 r85636 = a;
        double r85637 = b;
        double r85638 = r85636 + r85637;
        double r85639 = c;
        double r85640 = r85638 + r85639;
        double r85641 = 2.0;
        double r85642 = r85640 / r85641;
        double r85643 = r85642 - r85636;
        double r85644 = r85642 * r85643;
        double r85645 = r85642 - r85637;
        double r85646 = r85644 * r85645;
        double r85647 = r85642 - r85639;
        double r85648 = r85646 * r85647;
        double r85649 = sqrt(r85648);
        return r85649;
}