- 16 - 
d* 
dM, dMj dM-, ^ dM^ dM-j 
d^(^,U-T) d3(u-T) d^(u--Ì) 
dM.dM^ dM, dM\ 
dM, dM\ 
d*(z ^JJ-t) d^(u f) 
dM* 
dM^ 
d^(z^ U-t) 
dM\ 
dM^ 
dMj dM*, 
10 
d} 
dM- 
,_d3(u-|) 
dM^j 
+ 10 
d^i 
d' 
dM^ dM-, 
d (u~y) 
3 d" 
dM* 
dM* 
f7M5 
d^Uu-v) ^^ ^^-(u-t) d*(u-T) ^ ;.,^d3(u-i-) 
dM*,dM, dM*,diM2 dM, dM^jdM, ' dM', dM-jc/M^ 
^3. d2(u-T) ,7., d(u-T) 
^ dM^ dM.dM, ^ dM*, dM^ 
d^(^,u-T) ^ rf^u-i-) ^ ^.,^d *(u-|) ^ a.,^d^{u-T) ^ ,i^^^ cr-{v-T) 
dM3,dM2, ^'dM',dM% ' dM, dM^, dM% ' dM^, dM,dM-, 'dM', dM^^ 
dM*,dM'2 dM-idM'o"^"" dM^ dM,dxM\ "^dM^, dM\ 
rf'-(^iU '^) __ d^( u-l) rf.., d* (u-y) 
~dM, dM*2 ~ ^' dM,dM*2 dxM, dxM*, 
dr'[z^lS-T) d5(u-T) 
^ipj dM\ ' 
