Equation Icon  2 δ(√ −-gℒ ϕ) Tμ(ϕν) = − √---------μν---- (1.4.3 ) − g δg [ ] 1-αβ = ∂μϕ∂ νϕ − gμν 2g ∂α ϕ∂βϕ + V (ϕ) . (1.4.4 )