Equation Icon  1 [( )− 1 ] [( ) −1 ] k∂k Γ k[g,¯g] =-Tr κ −2Γ (k2)[g,¯g] + ℛk [¯g] k∂k ℛk [¯g] − Tr − ℳ [g,¯g] + ℛghk [¯g] k ∂kℛghk [¯g(]4.3.1 ) 2