Cosmological Dynamics of a Hybrid Chameleon Scenario

Table 3

Location, eigenvalues, and dynamical characters of the critical lines. Note that 𝑚_ℒ1 is defined in (25).

Line	(𝑥, 𝑦, 𝑢)	Existence	Eigenvalues	𝜔eff	Stability
ℒ1	𝑥∗,𝑥^2∗−1,0	All 𝑚, 𝑛, and 𝜔 if 𝑥≥1	𝜆1ℒ1,𝜆2ℒ1,𝜆3ℒ1	1	Stable if 𝑚>𝑚ℒ1
ℒ2	𝑥∗,−𝑥^2∗−1,0	All 𝑚, 𝑛, and 𝜔 if 𝑥≤−1	𝜆1ℒ2,𝜆2ℒ2,𝜆3ℒ2	1	Unstable