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 r22330 = a;
        double r22331 = b;
        double r22332 = r22330 + r22331;
        double r22333 = c;
        double r22334 = r22332 + r22333;
        double r22335 = 2.0;
        double r22336 = r22334 / r22335;
        double r22337 = r22336 - r22330;
        double r22338 = r22336 * r22337;
        double r22339 = r22336 - r22331;
        double r22340 = r22338 * r22339;
        double r22341 = r22336 - r22333;
        double r22342 = r22340 * r22341;
        double r22343 = sqrt(r22342);
        return r22343;
}