Equation Icon  ∫ u ∫ τ< γtαaβilγ(x ) = 4m ∇ γVαβμν(x,z)uμu νdτ + 4m ∇ γG+ αβμν(x,z)uμu νdτ τ< −∞ ∫ u− = 4m ∇ γG+ αβμν(x,z)uμu νdτ. (19.34 ) −∞