! " # $ % ! # ( )* +* $ * % ,# *' ( ( # - ! # ! " % # $ ' % ( * " $ ) *' . & # ) * * % ( * ' / % *# ( ! *# ' # 0 # % *1 " * ! ' !" # $% ! * # % # * ! * " !/ * * # # ! % # # 1 # , 622 " / !* ( 2 41 5 ' ! * * < % = 622 + 8 2: # , / *26:%; * ;86 ! ' !/ 2BBB 4 C 2D6 # 1 @ % * ! % " + 1 % ( # # @ # 1 1 *F # G ! * * % 2B2B* # # %? 4?C2;D5% # ! *= E ; *# @ 2 * 6 ' *, # 1 * 1 ! ) 2B:;* 1 1 ! !/ 2D # @ @ ! ' ! A C 65 > / % ? ,# 6777* # %3 * ! ; $ % 3 6 " !/ $ # + 8 29 # * 1 4 2BB6 @5 ' * " !/ % * # 6776 G 1 @ # ## E * 4= # G * *1 * # G 2BD65% ! % 2 " * #! # # " !/ ? > * & @ 2D6% ! *) 9 - ! ! # # " # ! ! # ! ( # , + ( % ! 8 ) & #( ! # H 42BI85% ) ! ( * % > * ! ) , * ) ( ,# " ! / * / - ! * * #( " % # / *2B::5% # ' # ( "J $ ' )* * # ? "/ ( ( 8 * #( ! ! 9 ) # * ( % $ 4F # # *' ! # ' ! ( ( # ' # ! # $ * # %;C 0 # & # ( % !/ 4 ) ! ! # . & ' ) *) " * * * # C2;D% * %@ # # # ' # # 5% !/ * ! . @ 4A # . # ,# " ) C2D65* # # # % *' ) C2;D #( * " ! ! $ ! A ) ' # ( # '& * * ) # , #! # % ! ' % 6 * )* % # ' * # # # ! % # " ! # ' * , ( ! , " ! 0 ! 4H % # ,$ 1 J *2B:;5 - + # ! * ( ! * ( ! ) " , - % # " ! % ' ,# * " ' * 4F G 6777 *67765% H 42BB;5 ) K % * * ' # !/ # # ' *# ! * 42BBB 5% ' ' ,# 42BBD5*H - ! % F G 46777 5 " @ ! - ) # # % ,# ' ! *' " * # # # # *# ! 0 *' # * % & H ( L # 1 #" 42BBB5% F 0 ! * ' F G6777 5 # $ # ) ! ' !/ 4M % O ) * # *, N F G 67765% * N? *2BB:. *# # 4 # # * # * # ' * % ; ) # K % @ J * 2BBB.= !# # # ' # *# * ) K O - # *2BBD. ( & 42BBB5* ,# 4= ' ) ? #/ 5 * # ' *2BBB5 # 4 ( # * # % 4@ *67775% ? %? " & ! % ? # * ) - - ! ) % # # $ ) # L% @ - ( / % ! * % ! # *# # !% # ! % ! % ! L % & '$% # # ! *' ' ( # # 0 ) P 425 4;5 4 # # 4 ? 5.465 5 % $ * - 4 * 5. 4? ? 5% # # 4 +*) % 4? + ( * % # ! ! L ( *) - *# !/ * % * L% F " ( *# # " 3 - " *# *# 0 ' ( # 5)* * # " 4 5 # 5P 9 25 Q = + − % − % " ( ! * = * R(+ ) + () * # $# ( # ( 65 ( ( !* # ( % * *( 2% % +) ( ' # # % ) ' ' ;5 4 > ( K # ' # ! A 4− # ! & ' % * # ' ( * % 5 # ! # I % ' *' ' ' I *# # 5* ≠ ) 5= ' P # 95 4 ( ) ) ' + + % , # # K # * % 8 ) ) ) 85 + D # # P *,(+ ) = 5= 4 : * 1 *,(+ ) =2 # 2 6 = ; 7 - S2 S7 S2 S7 - J S7 4 J S2 4 J S2 4 J S7 4 ' # O O O 2* 7* P 5 5 O * - ( 5 5 ) - = $ + ! P ! ) - $ ! = ( '& ! 2* 7* ! - ) '& ! # ! % # # O : # 4T D + ( & ' !/ * 5* # ' " ! & *' ( B % " + # ( # 7 4 ! ' !/ ,# ( # " ! * ) " 2BB65% 42B:;5% I # # # !" P ? *? I5 4 = * ? ? % %? * # *, ' P *,(+ ) 5= 2+ *# *,(+ ) ; + S2* 6* ;* =2 4 =7 2 5= 2+ ; *,(+ ) * =2 # *# ' :5 ∂ ! * ' % 4 = 5 = ∂ 4 4I5P = 5β − β = 5 4 =7 - ) + # - # # # # % & # 27 & ! * * %E + * % ? # 27 , # K # # # ! β ' $ ! * ! # * 0 & - + 1 # - ) % - ! ! ) ! # # # 4 & 4 2B:D5% * ' * 67775 # : #$ # & # 4U # D5 6 V V V ! * *2BD95% & V ( # # # P V V = 4 β − β # 5R4$ − $ # 5−2 4 β − β # 5 V β # % V β# # V V $ $# 0 % " * ( ! ( " - # ) " 4 =2 , * 7 4 % * + # 0 % -, !% *# ( %= B5 # # # 6 $ # ( * - *# !" ! ! =2 # ( ) P = 55% =7 β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β 5. * ' * * + #$ * ) # ' % % + *# ) 0 _ 6 * " ' ! & 4 _|"|5 ( ' " # I 4σ 5. * # 5 # ? ? % # / F6 ) # 69 41F5* 4 * - > # 5* ' # 4δ 5% # ' ! - ,# ) % ? ' # 0 #$ # # S6 ! *# ' * 5* # # % V 1 4 + # 69 & %4 β 5− V %4 β 7 5 6 4 − 25 28 " - A 3(5 ./ 5 ' 3 2 3( 3( 2 5( !" β @ 4( 3 σ ! " _" δ β σ " _" δ β σ _" δ ( P 6%6I2 7%7:D6 7%777 7%777; 7%D2D 7%;7I9 7%77D 7%7727 ;%2:D 7%26D9 7%777 7%72:D 6 7%279 7%77;8 7%777 7%777; 7%767 7%722: 7%7B8 7%7772 7%26B 7%778; 7%777 7%7778 E,\ 7%7;2 7%7:DD 7%IB6 7%722I 7%B87 7%2:B6 7%777 7%777I 7%I67 7%7BI8 7%777 7%7226 7%I9: 7%7DD8 7%777 7%767 7%666 7%2D:8 7%6;: 7%777: 7%77: 7%27I6 7%B98 7%72;: 7%7I2 7%7;22 7%787 7%772D 7%2;B 7%7I;; 7%76D 7%7772 7%776 7%7;D6 7%B8; 7%7726 ( \ 7%2:7 7%27;7 7%277 7%779D 7%8D9 7%6729 7%779 7%777I 7%767 7%2696 7%D:; 7%776B Q# 7%776 7%777I 7%772 8%DI 7I 7%776 7%7722 7%222 2%6; 7: 7%776 7%777I 7%777 :%B7 7I 7%;29 7%277B 7%776 7%77DI 7%8:; 7%2B8I 7%77; 7%7776 7%D72 7%228B 7%777 @ ( 1 P \ @ ( P @ L " P ; 4`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a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c/) - 1 G *9 E *,- . C99*##%:8% G *T% 42BBB5% @ = )*+ J *##%9B; 82:% P = J DD* C;*926 96:% * % 42BB;5% @ @ J 22 b ' *= G42BI85.c 6BB E # &) # NL * - H @ *@% 42BBD5P @ ' *@% N G% : 1 42B:;5P G - @ R *6 *U% %42BBB5% *92; # .8 4;) P + G ## *;2*2922 2966% G % 1 ' GP *6 ) 7 G %5% 3 '&2 %' P # 2 @ ? % 2;D% 1 *= % 66 1 42BBB5P A @ 1 @ %@ 2D6* 1 *= *= M * % N ? ] % *U%E% 42BB:5% @ # * - P@ # 6776% 1 d * 27*##%97: 969% N F G*F + 467765% # G *1 % + # # # % <=# ' 9 * L % ;7* C2*92 I2% *U% % N # # G % *=%42BB:5% # F G*F + 46777 5% G " * - P *27*##% ;D: 97I% G # - F G*F + 46777 5% @ P # G% *2;425*##; 2B% 1 *@ E # * % /) 6 J + - P ( * %29* C 6P;9: I:% F @ E "J * % F% F H 42B::5P P G*E * G %- *@ 1 @ *98 485*##% 27I8 27:B% 2BBB* 1 E E @ *TG 6772% * G 467765% 3 * G G @ 1 %- #- ( E *= *1 * GP *62*988 9:7% 2BD6% 6; A *T ( *62*8:B 8DD% JJJ% G 467765% ' G % - # - % 69