Equation Icon  ψ˙0 = − ∂ ψ0 + σ0ψ0 + k ϕ0¯ϕ0, (2.52) 2 3 4 2 2 ψ˙01 = − ∂ ψ02 + 2σ0ψ03 + 2k ϕ01¯ϕ02, (2.53) ψ˙0 = − ∂ ψ0 + 3σ0ψ0 + 3k ϕ0¯ϕ0, (2.54) 00 10 2 0 2 ϕ˙1 = − ∂ ϕ2, (2.55) ϕ˙0 = − ∂ ϕ0+ σ0ϕ0; (2.56) 0 −14 2 k = 2Gc . (2.57)