Equation Icon  2q2 2q2( ) 12G ( ) J i′ = − ---ηiI′′+ ---- ηj′RηkR′′ + ηjI′ ηkI′′ 𝜖kji − ----- QkjM′a′ssQklM′a′′ss + QkSjp′′inQkSlp′′i′n 𝜖jli 3c√2-- 3c3 5c5 2 2q ( j′ ji′′ j′ ji′′)′ 4 ( kj′′ kl′′′ kj′′ kl′′′) + 15c4-- ηI Q E − ηRQ M + 45c5- Q E Q E + QM Q M 𝜖lji. (6.46 )