104 
t 
- . - - _ 2i. _ 
d / dltlxy^^^- ^,^y0 /^A A 
^ da- xi^J^A^ " 2)/?a //^ - /^ /A 
^/ ^ ^ y ^7^ A^y/Jy.y^ y6^ f/C. 
y 
105 
( c ) J l i i 
(c. 
>7 
4 
L- - 
„ 7x Xc^ (. 
-j_A yyx7^. 
i,‘i0 
M 
M 
(Pdtri^^JriAuT^ ^-XjjbJ^ 
c^du-yy. 
^ C^ xjL 
9 Qt:=y^ 
1% 
”% 
v/Av^ c/ 1x^77/ 
n 
2-7^ 
