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 r1269200 = a;
        double r1269201 = b;
        double r1269202 = r1269200 + r1269201;
        double r1269203 = c;
        double r1269204 = r1269202 + r1269203;
        double r1269205 = 2.0;
        double r1269206 = r1269204 / r1269205;
        double r1269207 = r1269206 - r1269200;
        double r1269208 = r1269206 * r1269207;
        double r1269209 = r1269206 - r1269201;
        double r1269210 = r1269208 * r1269209;
        double r1269211 = r1269206 - r1269203;
        double r1269212 = r1269210 * r1269211;
        double r1269213 = sqrt(r1269212);
        return r1269213;
}