Scalar-Tensor Bianchi VI Models

Table 1

Summary of the solutions.

Model	Λ		𝑈
III	Λ=0, 𝐺↘, 𝛾∈(−1/3,0)	⇔	𝑈=0, (case Λ)
III			𝑈>0, 𝐺∼𝐺𝛾𝑐,𝑚𝛾∈(−1/3,0)𝒜
VI0	Λ=0, 𝐺∼𝐺(𝛾), 𝛾∈(−1/3,1)𝒜	⇔	𝑈=0, (case Λ)
VI0			𝑈>0, 𝐺∼𝐺(𝑎2,𝑛)𝛾∈(−1/3,1)𝒜
VIℎ	Λ>0, 𝐺∼𝐺(𝑎1,𝑎2), 𝛾=1/3𝒜	⇔	𝑈>0, 𝐺∼𝐺(𝑎1,𝑎2), 𝛾=1/3𝒜