Dynamical Aspects of an Equilateral Restricted Four-Body Problem

Table 1

Number of critical points on the 𝑥-axis.

𝜇=0	0<𝜇<𝜇^∗	𝜇=𝜇^∗	𝜇^∗<𝜇<1/2	𝜇=1/2
2	2	3	4	3