Equation Icon  ∑kd ∫ 1 [ν ν...ν ν ] ∑kd WL = λp -2p-δ[μ112μ2...2μp2p−−112μp2p]R μ1νμ12ν2...R μ2pν2−p1μ−21pν2p ≡ λpWp , (64 ) p=1 2 p! p=1