Equation Icon  ψ03 = ψ04 = 0, (5.34 ) ∂ ψ0 = 0, (5.35 ) 2 ∂ ψ01 = 3σ0ψ02, (5.36 ) 0 2- -0 -2 -- Ψ ≡ ψ 2 + ∂ σ = ψ2 + ∂ σ = Ψ. (5.37 )