... Balancing coefficients then gives E&r, ?1;‘) = + RS Mmn(Pr7 4) Rd@-mn(P6 0’7 4’) P2 - k2 + &l Nrnn (Pry 4) &l N_,n (P6 0’7 4’) P2 - )!$ (2.1.32) > Note that the vector spherical waves Rg Z,, accounts ... (pr’, 0’, 4’) Thus using (1.4.63)-( 1.4.65) in the integration, we have I6( F- F’) = X(-1)$ Jlom dpp2 { Rg Ernn@> 094) Rg z-mn(PC 8’9 $‘) n,m + & ~rnn(p? + Rgrmn(P? 44) 4) Rg RgN_,n z-mn(pr’, 0’7 ... _ -’ - (2.1.29) r> 14 7r3 s (2 > For the right-hand-side, a typical term is - cm rl,, Rg =-,, s p2 4nin-l -dp(2n)3 - (-PC O’, 4’) R&w&r, 64) (2.1.30) The equality above is a result of using (1.4.63)...