44 SULLO SVILUPPO DELLA FUNZIONE PERTURBATRICE 



F{P',P-^)= -8[(27)-l)Z)(0,0)-i;(l,0)]e 



+ [ (S;7''-147j'+5/)— l)D(0,O)-(4/J^-3/5+l)Z)(l,0)-2(2//— l)/)(2,0)+GZ>(3,0)]e-' 

 + [ 8//^(2/)—l)D(0,0)—8/)'^i)(l,0)— 4(3/7— l)Z)(0,2)+4Z)(l,2)]ee'= 



- ì (32/)»-9G7)*+34/.^+47i>^+8p-l)Z;(0,0) 



"i (16p^-8/)'-35y)=+3/)+l ) D{ 1 ,0)+ ~ (8/j^-18//^+5/>-1)£>(2,0)[ e= 

 i — 4- (■l/''-3/7+l)Z)(3.0)-(2/J-l)y)(4,0)+5A5,0) 



— p'=(8/)'— i4/y^+:.p— i)Z)(o,0)+/y-(4/>=— 3/3+i)Zj(i,0) 



+ 1 + 2/3-(2i3- t)D(2,0) + ^ (8/7^-14/;=+5/)-ljZ)(0,2j | e'^. 



-6/)'^D(3,0)-i (4/J»-3/)+l)£>(l ,2)-(273-l)i)(2,2)+3D(3,2) 



(-4-^''(2p-l)(16/)'^-17)A0,0j+//^(2i7-l)Z)(0,l)+~/^"(16p'^-17jZ»(l,U)] 

 (+.2/y-(2/J-l)Z)(0,2)-7y^Z)(l,l)-2/7'^Z)(l,2)-3(2/)-l)D(0,4)+3£)(l,4) ) 

 ^(/''+2,77) = [ 2(4p"+9/j'H-4)Z»(0,0)+8(/)'+l)Z)(0,l)+4Z)(0,2)] e'^ 



[ - y (8p'*+38/;"+56p'=+31/y+8)Z)(0,0) j 



(- -^ (8y/'+24//^+20//+S)A(),l)+p'/)(0,2)+4(p'+l)i)(0,3)+4D(0,4) ) 



, — 2p-^(4/)'^+9//+4)Ll((),0)-8/y-T/)'+l)/) (0,l)-4/)'^Z» (0,2) ^ 

 ' + (4/y^+9//+4)£»(2,0)+4(/y+l)Z»(2,l)+2Z)(2,2) ^ 



i^(7''— 2,p) = [ 2(4y)'-— 9/>'+4)I»(0,0)— 8(//— ljZ)(0,l)+4Z)(0,2)]t''^ 



- -3- (8/)'"— 38yy'+567>'-— 3l7/4-8)/)(0,0) j 



--3-('^/^"-2-l/'"+~0/''-^)^(0.1)-/''AO>5)-4(/)'-l)£>(0,3)4-4Z)(0,4)j 



ee'^ 



^_o//^(4;3'^'_9yj'_^-4)D(^U,0)+8//-"(/y-l)/)(0,l)-4/3'^i)(0,2)^ 

 ( + (4//^-97)'+4)£)(2,0)-4(/)'-l)Z)(2,l)+2/)(2,2) 



.e'e- 



