Equation Popup

ξ(1) = α (1)j + β (1)n ℓ ℓ ℓ ℓ ℓ (ℓ − 1)(ℓ + 3 ) ( ℓ2 − 4 2ℓ − 1 ) + ----------------jℓ+1 − ---------- + -------- jℓ−1 2(ℓ + 1)(2ℓ + 1) 2ℓ(2ℓ + 1) ℓ(ℓ − 1) ∑ℓ− 2( 1 1 ) +R ℓ,0j0 + -- + ------ R ℓ,mjm − 2Dnjℓ + ijℓln z. (87 ) m=1 m m + 1