> & ' 3 0: & '&5 & ? < < 3 &- & @ 4 A & =& ' 0:
& '&5 & < < 3 &- & 8 "
B > & &* , $ C & &- & =&/ - & &* , 04 &* - & = &* 3
D $ 0) E 0F / & - &< & , 0 9 & &3 &8 ! "
' )+ " !F /
Trang 6d 0 >: , d 0 >: E
d 0 >:
Trang 9%&; K L& &* H & M'&!N ) &O P$ Q &4 R =&8 ! &( =&5 & &9 P$ M J &O P$
=&8 !N - S ( & '&! M H & N 4 " 2 & @T U< A ) &O P$ - V =&8 !
4 U< W A @ / & &9 P$ V - S ( & '&!A H & "
Trang 10\ GW D 0) ] - &* H & D 0) ] - ^ ? &9 P$ , )
=& 4 ( & '&^ =&5 - &9 P$ , S ( & '&! - =&5 7 & =&/ & - ^ ? "
& & = &* 0) & ] & & ? 8 J &9 P$ $ _ "
\ ) & &* '&! - U< A G 7 =&8 ! / E S ( & H & , &; `
7 & S ( & 0) 3 A &; K 05 5 O 9 P$ ! =&8 ! U<G U< - G - R V
,pHC, → ,pHCE C ,H pH,xE pHCE U > ,
, ,D → ,DCL C H pHD, D U > ,
,pHD, → ,pHCE C ,DCL C ,,H
,pHD, → ,pHCEC ,DCL C ,,H ; 0 J 0
Trang 12, ,Th xLC -Tu C LN,x→ ,h x,C Eu,C XTxN
E ,Th xLC N,x,C ,TxN→ ,T,h xLC x,C ,N,x
aQ W b &< 5 &* , &* '&! - ` 07 , H - I '&! H $ 3 &
H & '& & B CL x, C, x C ,x , E NL xE /
Trang 13, +
Trang 14) )
Trang 19=
^g ; 0 B C r : C ;s
[ ] [ ] [ ] [ ]
&
L (
Trang 21O NE.xxN C N,x NExCC NE.xx T E C E
E
•N x Ž•.N xx Ž.N xxN
• N Ž•xN Ž
• N Ž
Trang 22EN.x NCC ,
E.x
^ > P BTN x, •NCŽ•xN Ž L ] ,V !+ ? > ] U '= @ 'g / ^ %
%* ! e P 0 # 0 ] ,V ! @ •NCŽ•xN Ž A
s ' 8 3 ' " M '= NC
% %* >o ' " M '= xN % %* ' )+ " !F / ^ %5B ^ % %* M'= NC Eh J M '= xN !+B •xN Ž Lƒ •NCŽ Lƒ E /
Trang 23= )+ 87 # P /
Trang 28.,N- C Wƒ, x, → , x, C E N,x.NE‡ NE C !, → NE‡ N,.! C N.!
Trang 29r r
Trang 30V H ! H: E H
^ f j
Trang 34X t, t
X t, t
Trang 36• rH vH 0 %5 ) _ ": N xE+: )+ N,DxL+C& +: F + 8H vH B
• 8H vH 0 %5 ) _ ": N xE 4!)+ N,DxL+C& +: +* j! + 4 J F + &' 8H vH /
Trang 373434
Trang 38.NL•C N,x.NE.xx C xN x $ → NL• C ,.xE
Trang 39N/
Trang 40C sy _ ": >7 : „ ; 8J 'a % %* xN , r xN , % B 7 N,x )+ x, '[ 8*
i !F , $ 8J B
.x, C xN , → xE ↓ C N,x.x, C r xN , → r xE ↓ C N,x
M>3 XT I !F 3 ; 7 0 )+ 3 ! 9 @ A : G /
j f /
Trang 41K .^^• P S> H '[ 'O ' I # F P " F S> H ' J %& ^^•
%F A 'I 8 3 { > F > ' > π F 'I $ 8$ > /
Trang 46[ob apM Ur )=u^ vM= " '( " '
[ob apM w xb qy) azZ )=u^ vM= " 89 u " 89 uu " 89 uuu/
A ? ‚ Š ' " H !+ t K P " %% " % ! !+
\ # #$# v"! ‚ Š
Trang 48( ^ H : 7 A ! @ N x, S H • ” " )+ )9 3 ' " _ ": 0 H H > !
J > ! P _ " 8 '< a 3 'e : 7 A 4 8? /( ^ H 87 + ! " ! @ B ” " S HC N x,
8 U " 89 ) " 89 , 8? 0 !# >7 : „ ' " > ( " ; x
0 %5 ) % %* xEƒ%% NE ‡ 3 # : 7 A 0 8F J >7 : „ ' !+'H )+ " ' !+ " 89 H : 7 A 0 ( ] ( 'H /
Op
8Zp 3 '[ # i ( A N x 0 %5 ' " ) ! F [ F N, J I A xN)+ xxN / f @ A !+ Nx ” xxN M & H ' + 8 U ! 9 /
!?s •
Trang 506 6
E.xxN C ,x↓C ,N,x N, C Nx C , xN , → N
, C xxN C ,x↓C ,N,x
Trang 62N ‡ N ‡ •.N,ŽV.xxN → N ‡ •.N,ŽV.x C N,x
: 7 A & F 0 : ! :H: / 0 : ! :H: 3 ": ) F 0 ! F : /
Trang 68Z= G' U
Trang 78@ !+ ! F + Q 8F 1 % , W/ @ %y ' U #: 8 !< >Q 8? : < 8'M !F 1 8? = : < 8 'M / KJ )9 • 9 ' U @ %< 3 'M !+ %G
Trang 817D5 - 2C '5
ZM !+ ! F + '$ O % X Y- 7 ] XE )+ >@ ] ,XWW / ZM 3( ' [ %c %0 $ | >" / ZM '= %y ' U %y U # l 8F / Z= %y ' U
→ C
C
C
Trang 83! –! #j " † Ÿ n & C&p3& -<+ & / `
Trang 84^ ‹ : G
>7 : „:A 0(
Trang 85^ ‹ : G
>7 : „:A 0(
4SD&
Trang 93&
w !8&
Trang 94F
%
Trang 953 ( >@ J I %& = > 8 U : 0: > 'I G # ! " > F Br( 3 3 ( ! >5 %& + : 8M !Q !f )n ' " >Q !F ' " >H /s& : ™ @ 'I !Q !f >@ / : ™ @ j !+
/ T :N } W 3 %& : ™ @ J < 3 ": ) )@ / d " : ™ @ % [
Trang 97f 8C + ! 5 ‹ ; 7 $ $ [* ! < 6* * (
f 8C + ! Œd5 ‹ H ; 7
+C J< Ue 8 Q @ ,\
= ) v U@ $(