Cannot sample enough valid points. (more)

\[0.0 \lt a \land 0.0 \lt b \land 0.0 \lt c\]
\[\sqrt{\left(\left(\frac{\left(a + b\right) + c}{2} \cdot \left(\frac{\left(a + b\right) + c}{2} - a\right)\right) \cdot \left(\frac{\left(a + b\right) + c}{2} - b\right)\right) \cdot \left(\frac{\left(a + b\right) + c}{2} - c\right)}\]
\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 r3052 = a;
        double r3053 = b;
        double r3054 = r3052 + r3053;
        double r3055 = c;
        double r3056 = r3054 + r3055;
        double r3057 = 2.0;
        double r3058 = r3056 / r3057;
        double r3059 = r3058 - r3052;
        double r3060 = r3058 * r3059;
        double r3061 = r3058 - r3053;
        double r3062 = r3060 * r3061;
        double r3063 = r3058 - r3055;
        double r3064 = r3062 * r3063;
        double r3065 = sqrt(r3064);
        return r3065;
}