R dr R dr Y(0,p)=⊙(0)Φ(p) (sinod-11d'Φ de Φsin0do2 sinθd (sin +sin20=- 1d2Φ ⊙d0 do 本d0 sine d 1d2Φ ⊙d m0912sm0r Φdo22 2 2 2 0 1 d d 2 ( ) [ ] d d 4 R mr Ze r E R r r r      2 2 2 1 1 1 [ (sin ) ] sin sin Y Y Y                 2 2 2 2 0 1 d d 2 ( ) ( ) 0 d d 4 R mr Ze r E R r r r       Y( , ) ( ) ( )        2 2 2 1 1 d d 1 1 d (sin ) sin d d sin d               2 2 2 sin d d 1 d (sin ) sin d d d               sin d d 2 (sin ) sin d d            2 2 1 d d      