907_chapter2

907_chapter2 - ‚ f QC 4 7b-7e c7< 7w.C  ...

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Unformatted text preview: ‚ f QC.- 4 7b.-7e c7. < 7w.C   hLM*i4  tL*|L? W?L*it _L?} uLh 4@?) [email protected]|U*it @| t _L?i uLh L?i [email protected]|?} @| ,^tE2H [ _[ _A 6     ' 6 E% 2 '  2 _|  _|  [ [ [ 6    '  bU u sU      u T    n   cU | S S _T YT ' n  u T    '  u T    c _| Y| YsU [ _sU 'f' n u sU    _| Y|  [ YsU _A _T ' bU  , _| _| Y| U [ YsU _. '  bU _| Y| U < A A @ A A > , hLM*i4 2 tL*|L? ,@U i^@|L? sU E  ' f _i€?it @ t[email protected] Ai Uhi t |i ?|ihtiU|L? Lu |i |L t[email protected] usU t ?Lh4@* |L t[email protected] U c tL  usU ,  t TihTi?_U[email protected] |L |i ?Lh4@*c i?Ui |@?}i?| |L t[email protected] U  u  t |@?}i?| |L ML| t[email protected] | t |@?}i?| |L |ih ?|ihtiU|L?c i?Ui |L |i Uhi hLM*i4 tL*|L? ,^@|L? E2 D , Y ^k  Y^  Y ^k  Y ^   , Y 2 ^ k q Y 2 ^k _ ' ^ n  '  q Y^  Y^ Y^ Y| _| k Y^ '  Y^   Y^ k Y^   c   Yu Y^ k Yu _ Yu Y ^k  Yu Y ^ k  _ Yu  > '  k >  k > _| Y ^ > Y^  _| Y ^ k Y ^ >  Y^ Y^ Y ^ Y^   k k _ Yu Y ^  Yu _ Y ^ Yu Y^ k Yu Y ^ k   ' nk  k >  k > k > > _| Y ^  Y^  Y ^ _| Y ^   Y^ Y^ Y ^ Y^   k k  k _ Yu Yu Y^ Yu Y ^ Y^   ' nk k  >  k > > _| Y ^  Y^ Y^ Y ^ Y^  Y^ ‚ f QC.- 4 7b.-7e c7. < 7w.C  2 Ai [email protected]| |ih4 @?titc tL _ Yu Yu _ Yu Yu  k 'f,  > ' fc _| Y ^ k Y^  _| Y ^ > Y^  ",# [email protected]!G At Lh!t L?*) u |i [email protected]@? _i| EY^@ *Y^ >  9' fc U t |hi Lu |i |h@?tuLh4@|L? t ?ih|M*i hLM*i4 e tL*|L? \k Eu  _ Yu Yu Y2u Y 2u Y2u Yu    k ' q k ^q n q k ^q n  k k k _| Y ^  Y^ Y^ Y^  Y^ Y ^  Y|Y ^  Y^  tt4i \k Eu  ' \k Eu2  L| *[email protected] ? ^ q , Y2 Y 2 Eu  u2  ' f ,  ' 8k E^c | ^@ n C E^c |    q Y ^k q Y ^k Y^   Y^   L |i ^ [email protected]| t t@|t€i_c Y*Y ^ k ' 8k  Ai?   Y8k q Y8k Y8q q YC ^n    k ^  k ' f Y^ q Y| Y^ Y^ w[email protected] ? ^ ,  Y8q Yx Y8k ' k , < G x E^c | t| 8k ' k  q Y^ Y^ Y^ Y8k Yx YC Yx Yx _x  ' k ,C' ,  ' k ^k n  Y| Y^ Y| Y^ Y| _| Ai? ",# ‚ f QC.- 4 7b.-7e c7. < 7w.C  hLM*i4 D tL*|L? E@ AL U@h|tc uLh ?t|@?Ui Z*2 w Z @?_ Z*2 w 2Z Ai) L[email protected] ? |L hi }L?t +i}L? WG w 5 dZ*2c fo G w ' w n2Z +i}L? WWG w 5 dZ*2c Zo G w ' w EM W? 7  8 *i| |i ULLh_?@|i @*L?} |i U)*?_ih Mi % Ai? |ihi @hi |L U@h|tc i%c wj @?_ i%c w j ihi w @?_ w @hi hi*@|i_ @t ? @h| E@ EU 5?Ui 92  8  8c |i ULLh_?@|it U@? Mi L? [email protected] Lu |i UhU*it @** L?i w @?_ |i L|ih  Ai? |ihi @hi uLh U@h|tG iwc jc iw c jc iwc  jc iw c  jc ihi w @?_ w c @t i** @t  @?_  c @hi hi*@|i_ @t @hi w @?_ w ? @h| E@ E_ ? 82 |i ThLM *i4t | |i t@* *@||_i @?_ *L?}|_i AL U@h|t L? |i UhU*i @hi |LG |i t?}[email protected]|it @| |i TL*it @?_ |i _tUL?|?|) @*L?} L?i *?i Lu *L?} |_i Ei} |i ?|ih?@|L?@* _@|i*?i AL LM|@? |L U@h|tc *i| @h|  UL?tt| Lu |i t@* *@||_i T |L HfL E*i@?} L| |i TL*it @?_ T |L *L?}|_i |L .fL E*i@?} L| |i _tUL?|?|) AL UL?t|hU| @h| 2c [email protected]| | @?L|ih ULLh_?@|i t)t|i4 t4[email protected] |L |i t@* *@||_i @?_ *L?}|_ic M| | |t TL*it *LU@|i_ @| |i i^@|Lh @?_ @| *L?}|_it bfL L? @h|  AL 4@!i @ U@h| L| Lu |t ULLh_?@|i t)t|i4c i*4?@|i |t TL*it @t ? @h|  ,*4?@|i |t _tUL?|?|) @*tL @t ? @h| c M| M) U||?} L| @ t@| @*L?} |t *?i Lu *L?}|_i |@| *it L? |i i^@|Lh Lu @h|  @?_ h?t uhL4 *L?}|_i bfL Lu @h| c [email protected] |hL} *L?}|_i 3ihL Lu @h| c @?_ @hhit @| *L?}|_i bfL Lu @h|  W? |t @) ML| U@h|t @i ?L t?}[email protected]|it Lh _tUL?||itc @?_ Mi|ii? |i |L Lu |i4 |i) ULih @** Lu 82  EAt tL*|L? t t4[email protected] |L |i |L T@|Uit Lu 4@|ih@* |@| ULih |i t[email protected] Lu @ [email protected]@** L @||i4T| t 4@_i |L h|i |i |h@?tuLh4@|L? i^@|L?t hLM*i4 S tL*|L? at| @? ?_U@|L? Ai TLt|L? iU|Lh Lu 6 t  ' j n ) c ihi j t |i Lu TLt|L? @?_ ) ' 62 h*   t |i TLt|L? iU|Lh hi*@|i |L |i Lu h t |i [email protected]@|L? Mi|ii? |i |L [email protected] @?_  ' 6 n 62  j ' E6  n 62 2  *  @?_ j ' E6   n 62  2  * ' V ' UL?t| Wu |i ?|@* UL?_|L?t @hi }i?c |i)  @hi |h@**) uL?_ uLh jc jc @?_ |i? j E| ' j Ef n V| ‚ f QC.- 4 7b.-7e c7. < 7w.C  e L |L )  W? |i RTh*i}i_ ULLh_?@|i t)t|i4 Lti 5 @ t t @*L?} ac |i UL4  TL?i?|t +& Lu ) @hi }i? ? |i t@* @)G  + E| ' 4 E| t?  E| ULt w E| c  +2 E| ' 4 E| t?  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Nti Y Eo ' T Eo n ,2 *E2>o2  @?_ o2 ' %2  o2 w2 dtii ,^E2Se @?_ L|iht MiuLhi     E2Sfo | UULh_?} |L E2S o2 w ' ,*>c tL o2 w2 ' ,2 *Eo2 > At  >o2  2 n Y Eo '  >%2   2 ,2 ,2 n T Eo n 2 '  >%2 n T Eo  2 2o2 > 2o >   __ |i !?i|U i?ih}) Lu |i LuG   f 2 c ihi  ' 6 n 62 @?_ j ' E6 2  62 2 * L?t_ih >%2 n  f 2   6 62  E     2 2 n E6   n 62  2 2 * >%2 n  f 2 '     '  2 6 62 %2 n 6 62 %2  6 62     2    22 6 % n 62 %2 n 6 62     2  n 2 2   2 ' 6 %2 n 62 %2 n ‚ f QC.- 4 7b.-7e c7. < 7w.C  D  At  >o2 n Y Eon |i Lu |ih4 i^@*t 2  6 %2  2  n  62 %2 n T Eoc 2 2 U t |i |L|@* i?ih}) hLM*i4 H tL*|L? E@ Ai w@}h@?}@? MiUL4it |@| Lu ,^E2DH u /  /w '  e c 26 ihi / t _i€?i_ ? ,^E2D. wLL!?} _L? L? |i E%c + T*@?ic u / : fc |i % t)t|i4 t hL|@|?} UL?|ihU*LU!ti hi*@|i |L |i + t)t|i4c Lu + t hL|@|?} U*LU!ti hi*@|i |L % Wu  t TL?|?} T E@*L?} |i TLt|i 5 @ tc |i?  : f e : f , / f , + t hL|@|?} UL?|ihU*LU!ti hi*@|i |L % ?_ Ui iht@ EM #hLT |i w uhL4 /w  ) ULLt?} | ' f @TThLTh@|i*) @?_ + @*L?} |i 4@Lh @ t @?_ +2 @*L?} |i 4?Lh @ tc |i w@}h@?}@? Lu ,^E2DH , +  ' @ ULt /|c +2 ' K t? /| , %  + ULt /|  +2 t? /| ' @ ULt2 /|  K t?2 /| @K @nK ' n ULt 2/|c 2 2 %2  + t? /| n + 2 ULt /| ' E@ n K ULt /| t? /| @nK ' t? 2/| 2 2 2    2 2 @K @nK  n% '  , % 2 2 U t |i i^@|L? Lu @ UhU*i Lu h@_t  E@ n K | Ui?|ih @| % '  E@  Kc %2 ' f 2 2 ,ih) ULUi Lu @ @?_ K *i@_t |L @ UhU*i At hit*| t ?_iTi?_i?| Lu |i Lh}? uLh |i hL|@|L?t EU @** |i |L u?U|L?t . E%c % @?_ . E+c + W| t t4T*i |L tL      |@| . E%c % '  6 dE% 2 n E%2 2 o E|i !?i|U i?ih}) @?_ |@| Ehit|Lhi |i w |L /w  2 2    . E+c +  '  6 iE+  2 n E+ 2 2 n /w dE+ 2 n E+2 2 oj  L U@*U*@|i |i €ht| |ih4 t?} 2 Eh|i S ' ULt /|c r ' t? /| + ' % S n %2 r  /w E% r  %2 Sc    2  + ' % r n %2 S  /w E% S n %2 r G    ‚ f QC.- 4 7b.-7e c7. < 7w.C  2      E+ 2 n E+2 2 ' E% 2 n E%2 2 n /w dE% 2 n E%2 2 o n 2/w E% %2  %2 %   S AihiuLhi Eti %k %k ' +k + k  2 2. E+c +*6 ' 2/w dE% 2 n E%2 2 o n 2/w E% %2  %2 %  n E% 2 n E%2 2        2/w { n 2K n 2. E%c %*6 EE 5?Ui . E%c % @?_ . E+c + @hi ML| UL?t|@?|tc /w { n K @_ Mi||ih Mi AL tii |@|   | tc |@!i @ tL*|L? E|L| ThLLuG *i@i L| |i T@ti @?}*ic U T*@)t ?L hL*i % '  n - ULt / |c %2 '  n - t? / |c ihi / ' 2/w  , /w { ' /w d2 n  2 n -2 n 2-E t? / | n  ULt / |oc K ' -/  -/ E t? / | n  ULt / | At K n /w { ' /w d2 n  2 n -2 o  -/ n -E2/w  / E t? / | n  ULt / | ' /w d2 n  2 n -2 o  -/ c U t @ UL?t|@?| Lu |i 4L|L? [email protected]!G u |i % ULLh_?@|it @hi ULti? | |i Lh}? @| |i Ui?|ih Lu |i UhU[email protected] LhM|c { ? ,^E @?tit @?_ K ?L*it L?*) |i @?}[email protected] 4L4i?|4 @ML| |i Ui?|ih Lu |i LhM|c U t Lu ULhti UL?tihi_ hLM*i4 b tL*|L? E@ 6 4Lit ? @ UhU*i 8  62 4Lit ? @ UhU*i 82  Ai UL?€}h@|L? 4@?uL*_ t |i |Lht 9 ' 8  82  A6 t |i |@?}i?| 4@?uL*_ Lu 9c [email protected]*) @ uLh_4i?tL?@* 4@?uL*_ UL?tt|?} Lu 9 @?_ @** Lu |t |@? }i?| T*@?it #L?<| |h) |L t@*3i |t EM 6ht| |i !?i|U i?ih}) A AL @)tG E 2 2 2 2  ' , w c 2 ' %2 n +2  2 2 %2 ' , t? w n ,2 t? w2 c +2 ' , ULt w n ,2 ULt w2      %2 ' , w ULt w n ,2 w2 ULt w2 c +2 ' , w t? w  ,2 w2 t? w2        2 2 2 2 %2 n +2 ' , w t?2 w n ULt2 w n ,2 w2 t?2 w2 n ULt2 w2  2 2  n2, ,2 w w2 EULt w ULt w2 n t? w t? w2  2 2 2 2  ' , w n ,2 w2 n 2, ,2 w w2 ULt Ew  w2  , A'  2 k l  2 2 2 2  E6 n 62  , w n 62 ,2 w2 n 2, ,2 w w2 ULt iw  w2 j ‚ f QC.- 4 7b.-7e c7. < 7w.C  . E 2 ' 2* n  c ihi 2* 4i@?t |i i*LU|) Lu 62 | hitTiU| |L 6  Ai? 2 2 2 2 2 2 ' 2* n  n 2 2* ' 2* n  n 2 2* ULt Ew  w2  c   L ti  ' , w @?_ 2* ' ,2 w2 |L }i| |i [email protected] hit*| @t @MLi t uLh |i TL|i?|@*c T ' 6 }, ULt w  62 } E, ULt w n ,2 ULt w2  c tL l k  2 2 2 2   w2 ULt iw  w2 j n}, E6 n 62  ULt w n},2 62 ULt w2   u ' 2 E6 n 62  , w n 62 ,2 w2 n 2, ,2 w EU Ai ,w i^@|L?t @hi LM|@?i_ uhL4 k   l _ Yu 2 2 ULt iw  w2 j  w2 w  w2 t? iw  w2 j   ' E6 n 62  , w n , ,2 62 w  _| Y w Yu  ' 62 , ,2 w w2 t? iw  w2 j  }, E6 n 62  t? w , Yw   k l   2 ,w G E6 n 62  , , w n } t? w n , ,2 62 w2 ULt iw  w2 j n w2 t? iw  w2 j ' f k   l _ Yu 2    ' 62 ,2 w2 n 62 , ,2 w ULt iw  w2 j  w w  w2 t? iw  w2 j  _| Y w2 Yu  ' 62 , ,2 w w2 t? iw  w2 j  },2 62 t? w2 , Yw2  k l   2 62 ,2 ,2 w2 n } t? w2 n , w ULt iw  w2 j  w t? iw  w2 j ' f ,w2 G hLM*i4 f tL*|L? Ai *i?}| , ' ,f n rc ihi ,f t |i i^*Mh4 *i?}| @?_ r t |i t|hi|U Ai? T Erc w '  &r2 n 6} E,f n r E  ULt w  , 2 l 6k 2 2 2 r n E,f n r w   &r2  6} E,f n r E  ULt w   u' 2 2 Ai ,w i^@|L?tG 6r n &r n 6} E  ULt w ' fc  k l  n E,f n r w n 6} E,f n r t? w ' f  6 E,f n r 2rw  k l w n ,w n 6}, t? w ' fc M| |i?   L|iG Ai 2?_ ,w i^@|L? U@? Mi h||i? 6, 2, |i t| tL*_ Mi h||i? 6 n & E,  ,f  n 6} E  ULt w ' f , ‚ f QC.- 4 7b.-7e c7. < 7w.C  H hLM*i4  tL*|L? )*?_hU@* t)44i|h) [email protected] % M) 4 , |i hi t@Ti t + ' 4? , + '  ?3 ?4 4 k?i|U i?ih})G      A '  6 42 n +2 n /2 42 2     '  6 42  n ?2 2 42?32 n /2 42  2 L|i?|@* i?ih})G T ' 6}4 ' 6}4?  w@}h@?}@?G u '  s E442 n  /2 42  }4? c  2 2 6 ihi s E4 '  n ?2 2 42?32  at| L?i uhii_L4 ,w i^@|L?G s E4 n  s  E442  /2 4 n ?}4?3 ' f 42  E@ ,^*Mh4 , 4 ' fc  4 ' f , / 2 4 ' ?}4?3    AL tL*|L?t E 4  4f ' fc +f ' f E2 ? + 32 E EQ /2 ?} *E?32 , ?}4?32   /2 ?} ?  ' /2 , 4 '  '2  L44i?| iU! |i _4i?tL?t i5TiU@* [email protected] ? 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' 2   u    42 n  /2  2} 42  2 2 6 VMh@|it | uhi^i?U) `Lh!i_ , @4T*i 22j s / 2  2} u /2 2}c [email protected]*i u /2 : 2} [email protected] ‚ f QC.- 4 7b.-7e c7. < 7w.C  b 5iUL?_c t4@** _[email protected]?|t o uhL4 4 ' E/2 *?} 4 ' oc 4 ' o     s E4  s E4  '  n ?  2 2 *E?32 ? ,^E 4 ' 4 n o , /2 ?} *E?3  /2 ?}  2?32 ?32 /e 'n 2 }   W}?Lhi  s  E4  ELu }ih Lh_ih ? oc o ,^EQ , 2 / 2 4  ?}4?3 ' /2 o  ?E?  }4?32 o n Eo2      / 2  g4?32 oc  ihi g ' ?E?  }c , s E/ 2  2} *s E4  u /2 g4?3  [email protected]*i u /2 : g4?3    s E4   E/2  g4?3 o  f o  VMh@|it | uhi^i?U) hLM*i4 2 tL*|L? Ai [email protected] tLt |i U)U*L_ Eti |i TLt |i t^@hi hLL| A@!i |i @hU *i?}| r @*L?} |i hi @t |i }i?ih@*3i_ ULLh_ ?@|ic tL |i !?i|U i?ih}) t A '  6r2   2 AL €?_ |i TL|i?|@* i?ih}) T ' 6}+c €?_ |i hi*@|L? 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ULLh_?@|it t +2 ' 2g E%   g  ' [email protected]%  &c 2 ihi & ' @ '  g Vih|i t @| E&c fc uLUt @| ih|i 4?t @c [email protected]*) |i Lh}? 2 6Lh )TihML*U LhM|tc . : fc " : c @?_ ThLUii_?} @t ? |i [email protected] Lu |i i**T|U LhM|c d%  "g E"2  o2 +2 s n '  dg*E"2  o2 dg* "2  o2 ‚ f QC.- 4 7b.-7e c7. < 7w.C   s W? |t [email protected] |i _t|@?Ui uhL4 |i Ui?|ih |L |i uLU t S ' @2 n K2 @?_ |i Ui?|ih Lu |i )TihML*@ t @| E"g*E"2  c f }@?c L?i Lu |i uLU t @| |i Lh}? hLM*i4 . tL*|L?  E@ Nti a ' f @?_ o '  *oG  _ _ _  ' ET a a  k> _| _| _| o k _T  l '  a a  k>  _| o o | T ' 6 ' k *o @?_ a a  EM ET a a B a @?_ B a ,  ' E a Ta ' >do2   E   o ,  ' f   a ' ET a a a  k>E  a*o ' f ,  B a ,  *it ? |i T*@?i Lu |i LhM| i |c ET a a   ihi w t |i @?}*i Mi|ii? o' ' E a Ta ' a 2 ,  o ULt w ' a 2  k>oc @?_ c ,dtii ,^E2.o a2 a2  , k> n  ULt w k>d n " ULt wo t @?|[email protected]@**i* |L  k>" '  *tLc o t 4@ 44 i? w ' Zc Lh i? hLM*i4 H tL*|L? E@ ,^tE2. @?_ E2.  Eh|i 6 uLh >c & uLh kG  &6 E ' 2 d" ULtEw  wf  n o c o , u 2.,2 "' n  6&2 L|iG & ' 6Cc ihi C t |i ?iht@* }h@|@|L?@* UL?t|@?| AL|@* i?ih}) . ' A n L '  6T 2  &*-c ihi L t |i TL|i?|@*( @?}[email protected] 4L4i?|4 , ' 6T - , 2 [email protected]|ih tL4i @*}iMh@   6T 2  "'  E & L|i L? t}? Lu " G `h|i &*6- ' TU2  Ai? T ' TU , " ' f , UhU[email protected] LhM| m"m  , ML?_i_ 4L|L? , < @? o4? @?_ @? o4@  A@!i wf ' f 6hL4 ,^E ‚ f QC.- 4 7b.-7e c7. < 7w.C  e " : f , oEf  - ' o4? @?_ " f , - ' o4@  `i !?L |@| uLh T U*Lti |L f t@|i**|i u@**t h}| _L? |L T*@?i|c tL - ' o4@  +i^hit " f Oi?Ui T2 " ' 2   TU | T ' f E@*tL , ' f |i t@|i**|i u@**t t|h@}| _L? L?|L |i T*@?i|G [email protected] | T ' TUso4? ' o4@ G UhU[email protected] LhM| c | T ' 2TU c " ' c o4@ MiUL4it 4 i? w ' s [email protected]@ML*@ Zc | T : 2TU c o4@ MiUL4it 4 @| w  X Zc )TihML*@ EX w Z , o fc @ ?L?T)tU@* Mh@?U Lu |i )TihML*@ " @t @ u?U|L? Lu T EM- t @*@)t i|ih o4? Lh o4@  T ' f , o4@ ' -c o4? 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' 2 E 6hL4 _@[email protected] tii |@| f  k  Z wi| s k ' @hUt? 4*-c  ' c 2 @?_ f k  Z k2 Z Ai? |i tL*|L? tL [email protected] 2 LM|@?i_ t uLh k k k2  5TTLti  *@?U @?}*i k t t4@**ih |@? k Lh [email protected]}ih |@? k2  6Lh k : k2 c tL*|L? t t|** kc uLh L?*) @ [email protected]| Lu |i LhM| |@| |i t@|i**|i ** ?L| ULih ?|ihtiU|t |i T*@?i| k : k2 Ai _L||i_ Uhi hiThiti?|t |@| [email protected]| Lu |i LhM| |@| t ?L| ULihi_ At i !?L tL [email protected] |@| u k k  Zc u 6 t *@?Ui_ @| @?) T  T. Lu 2 ,^Ec | ** [email protected] i | ^it|L?G tTTLti k k  Wt |ihi @?) T uLh U | ** [email protected] ?tihG vitc u .  f @?_ o4?  4 A@!i *4|?} [email protected] o4? ' 4 , ,  2 6T - t? k ' 64 4 @?_ . '  6T 2  6C*- '  64  6C*4 , 2 2 v v 2C -*4   -*4   T' E#  T. 2 t?2 k   - E-*4 E-*42 t?2 k   ‚ f QC.- 4 7b.-7e c7. < 7w.C  S s 4*-c |ihi t @ i*LU|) T  T. uLh U |i t@|i**|i [email protected] , u t? k  | |t T $ 4 @t t? k $ 4*- , |ihi i t|t @? 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Ai k|*q |ih4 t UL?t|@?| i*LU|) @| tTii_ T ' k*q ' . * ? |i 2 _hiU|L? 5i| | ' f ? |i  i^@|L?tG K '  Efc @ ' 2 Ef  k*q E@_L? |i 4L|L?G 2 Ef  k*q  Ef ULt q| n t? q| n Sc q q  Ef k| 2 Ef  k*q t? q| n ULt q| n n _c %2 E| ' q q q % E| ' % Ef n  Ef| % E| '  E `| 4L|L?c V ' i2 k*q n i  Ef W?|ihit|?} ThLTih|it Lu |i tL*|L? E W? tT|i Lu |i i*iU|hU €i*_ ? |i  _hiU|L?c |i T@h|U*i LtU**@|it @ML| % ' S E2 W?_iTi?_i?| Lu 2 Ef |i @ih@}i tTii_ T2 ? |i 2 _hiU|L? t k*q ' . *  5i| | ' f |L i@*@|i Sc _G 2 Ef  k*q c q  Ef _ ' %2 Ef   q S ' % Ef n ‚ f QC.- 4 7b.-7e c7. < 7w.C  b EM `h|i @*q ' @ c K*q ' K c |@!i S ' _ ' f EULLti Lh}? 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This note was uploaded on 04/22/2010 for the course PH 531 taught by Professor Clavelli,l during the Fall '08 term at Alabama.

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