Equation Icon  ∂ϕ ∗0+ L ˙ϕ∗0+ 2 ˙Lϕ∗0 = 0, (3.61 ) 1 1 1 ∂ϕ ∗20+ L ˙ϕ∗20+ ˙Lϕ∗20 = ϕ˙∗10,