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 r87185 = a;
        double r87186 = b;
        double r87187 = r87185 + r87186;
        double r87188 = c;
        double r87189 = r87187 + r87188;
        double r87190 = 2.0;
        double r87191 = r87189 / r87190;
        double r87192 = r87191 - r87185;
        double r87193 = r87191 * r87192;
        double r87194 = r87191 - r87186;
        double r87195 = r87193 * r87194;
        double r87196 = r87191 - r87188;
        double r87197 = r87195 * r87196;
        double r87198 = sqrt(r87197);
        return r87198;
}