Equation Icon  ( ) ∗ a∗ ( ˆ∗ ∑ lm ∗ ∗ --∗) V = KV = v la + H ,a Ylm(ζ ,ζ ) ( l,|m|≤l ) = vbF a, ( ˆl∗+ ∑ Hlm ∗, Y (ζ ∗,ζ∗)) . (7.13 ) b a a lm l,|m|≤l