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 r8032 = a;
        double r8033 = b;
        double r8034 = r8032 + r8033;
        double r8035 = c;
        double r8036 = r8034 + r8035;
        double r8037 = 2.0;
        double r8038 = r8036 / r8037;
        double r8039 = r8038 - r8032;
        double r8040 = r8038 * r8039;
        double r8041 = r8038 - r8033;
        double r8042 = r8040 * r8041;
        double r8043 = r8038 - r8035;
        double r8044 = r8042 * r8043;
        double r8045 = sqrt(r8044);
        return r8045;
}