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 r3951878 = a;
        double r3951879 = b;
        double r3951880 = r3951878 + r3951879;
        double r3951881 = c;
        double r3951882 = r3951880 + r3951881;
        double r3951883 = 2.0;
        double r3951884 = r3951882 / r3951883;
        double r3951885 = r3951884 - r3951878;
        double r3951886 = r3951884 * r3951885;
        double r3951887 = r3951884 - r3951879;
        double r3951888 = r3951886 * r3951887;
        double r3951889 = r3951884 - r3951881;
        double r3951890 = r3951888 * r3951889;
        double r3951891 = sqrt(r3951890);
        return r3951891;
}