Table 3.

Equilibrium points and their asymptotic stability.

Point	Stability	Reasons or conditions
(0,0,0)	Conditional stable	φ(R2+R3)+q2+q3<G, R3+C3<q3+k
(1,0,0)	Conditional stable	φ(R2+R3)+q2+q3>G, ωR2+φR2<E+m
(0,1,0)	Unstable	$\frac{\partial F(y)}{\partial y}>0$
(0,0,1)	Conditional stable	R1<G, R3+C3>q3+k
(1,1,0)	Unstable	$\frac{\partial F(z)}{\partial z}>0$
(1.0,1)	Conditional stable	G<R1, ωR2+R2<E, R3+φR3+C3>k
(0,1,1)	Unstable	$\frac{\partial F(y)}{\partial y}>0$
(1,1,1)	Unstable	$\frac{\partial F(x)}{\partial x}>0$