Equation Icon  𝒢 (Z) = ∂ ZM Ea (Z )∂ ZN Eb (Z )η , μν μ M ν N ab ℬ μν(Z) = ∂μZM EAM(Z )∂νZN ECN(Z )BAC (Z ), (129 ) M1 A1 Mp+1 Ap+1 𝒞μ1...μp+1(Z) = ∂μ1Z E M1(Z )...∂μp+1Z E Mp+1(Z)CA1...Ap+1(Z ),