Cannot sample enough valid points. (more)

\[0 \lt a \land 0 \lt b \land 0 \lt c\]
\[\sqrt{\left(\left(\frac{\left(a + b\right) + c}{2} \cdot \left(\frac{\left(a + b\right) + c}{2} - a\right)\right) \cdot \left(\frac{\left(a + b\right) + c}{2} - b\right)\right) \cdot \left(\frac{\left(a + b\right) + c}{2} - c\right)}\]
\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 r8049 = a;
        double r8050 = b;
        double r8051 = r8049 + r8050;
        double r8052 = c;
        double r8053 = r8051 + r8052;
        double r8054 = 2.0;
        double r8055 = r8053 / r8054;
        double r8056 = r8055 - r8049;
        double r8057 = r8055 * r8056;
        double r8058 = r8055 - r8050;
        double r8059 = r8057 * r8058;
        double r8060 = r8055 - r8052;
        double r8061 = r8059 * r8060;
        double r8062 = sqrt(r8061);
        return r8062;
}