??°ùo?￡o?÷??á?????
òà?òD??μμ??úèY￡?á?????μ?￡?ê?òa??°ùo?μ?￡??éê?2???í·°?￡??ò?ù?aμàμ?°ùo?￡???ê?°??é￡??a??í??????′?ü?a?′2Y?êμ?·?àà??￡?á??????÷?í2??üó??é￡?ò??¨òa°ùo?￡?
?a??è??ò2?μ?2?D′°ùo?μ?í???￡???ê?ì??Tàíè???á???_???ò±???μ?D?á|???2￡??ˉòaò2à′á?￡?′òá?????1t?·￡?êμ?úèì2?×?￡?1?μ?ê??ú3á3á?ˉè￥?￡
μú??ê????? ?êà???22
?ò·￠???aá?ìì???3?3óDD???1???
?°??DYá?￡??ˉ?á?ù?￡?±?ò·???ê?é?μ?êé?￡
?°à?￡??íé??￡?±???3?3±§×?ê??úT?T?T?￡??ò′?1yè￥???′ò???￡??yá￠?í??×?á???2?μ?è?μ?ê?ò??ùμ2×?￡??1·à±?μ??′×??ò?￡
?°?ú?′ê2?′??2?μ??òμ????÷￡??±?òμ÷D|μà￡o?°?a2?ê??ú?′ê2?′D?????￡??±
?°2???óD￡??±???3?3·′ó|oü′ó￡?·üá|·′2μ?￡±?à′?ò??ê????úò??μ￡????úμ1ê???óDμ??3òéá??￡
?°???????ò?′?′?￡?±
?°2?2?òa￡?2??????′￡??±?y??·à??ò??ù·à×??ò￡??1°?ê??ú2?μ?±3oó?￡
?°o??￡?±?ò2?D?μ?à?D|ò?éù￡?×?1?μ??àé?′2±?????é??￡?????o±?′ò??ù?￡·′?y?òê?2???o±ê2?′D?????μ??￡
?a??ìì?§D￡???í?a?ò°2??o?á?ò??°±eê?￡?óD′2óD2T?ùóD3?·?￡??ü?§?·?3ó??àè?ó?éù￡???DYμ?ê±???ùò22?ó???′|?ü￡?ííé?2??????òò2?éò?×????￡
?°?ìμ??￡?±?ò????′?′ùá?ò?éù￡o?°???aá?ììé???×ü′ò?§?ˉ￡??1??2??????±?§?eá?￡??±
?°?íé??íé??￡?±???3?3?1ê?????·ó?üμ??°￡???°??òμ??°·??úD?é??￡
?òóDD?2??aD?á??￡?óè??ò?a?′o?êó?ò￡?ò?????ê??ú￡??á±è?ò?1o??′?e￡??ò?μé?a??????1a??á??￥?é?a?÷1?μ?ó?′????3?3￡?μ??y?íê?o?á3?¤￡?è??T??ê?μ?àèà???à2°′×?ê??ú?￡
?aoüo??￡?òìé×?DY?￠á??á?ù?￡?aê±???3?3ò??·??éá??ˉìè￡?±3??×??ò3á???úê??úμ?êà???￡ê±?úμ?á??￡?ò?áê??á??μ??à1yè￥￡??×?ú?yéíoó￡???óD·￠3?ò?μ?éù?ì?￡
???3?3ê??ú?á????ê?μ?ê?ò?????×?????￡??yàèà???à2μ?ò??D′á????§×??￡?ò??ê?????μ??à??è￥￡???è???óD??ì??′??3t?y?úD′ê2?′￡?μ??ò′ó??2?3??y?ú×?ê2?′á??￡
?òò2á￠?ììí3?ê??úμ?è???·??￡?a??ê±???ò?????úé????′D??μ￡????§2?μ?è??ù°ì?÷?????ˉò2ê??è?÷?ó1y?òòa??￡??ùò??′?????3?3??×??ò′ó???í?üáa??μ??y?ú×?ê2?′?￡
????μ?óDò?ìì?ò?1?á?úí?é???×??oμ?í?è????′￡??a?D????????°??￡
?÷?????ˉμ????ú2???DDμ?μúèyìì￡?μ?1??￡ò??oü?ó′ó￡???±?ò????à1?D??μ?í3?à′n?àò3?￡?ò??ò?????￡??ú???÷ê±?óé?á?°ùo?±ê??￡??á1?í??ù???÷3?ò?′ó′??￡
??ì°??3é°??·??é??￡?·???ì′?±???í?1￥???·????êà??í?oí?yμ?D??ú°à?·??Alpha??í?μ?D?ìó?T?·???è?éoó°??·???a????í??·??μ±D?°×ó?é???í??·??
í???ò??±??÷??ààDíμ?í?è?D??μ°??á￡?èì2?×?μ?á????a?′??è￥?￡
??ì°??3é°??·￡o
????±?1??úáy×óà?￡?èì2?×??¨×???àá?￡±??Tá?μ???????μ??aà?￡??y2??aμàμè′y?yμ??áê?ê2?′￡??yo|????á??￡
í?è?áy×óía??′?à′??2?éù￡?ò?μàê?????ìy?°1?μ?￡?á??y????μ?··?÷?￡áíò?μà??2?éù?òê?2è×????úD?￡??á?ìó?óDá|￡?ò?2?2??ò?y???ü?￡
?°??í?′óè?￡??ò???a?ùóDμ?é?μè??é????ú?a?ùá?￡????ú??±?ì??￡?±????ìy??··?÷ú???μ?éùò??￡
?°?í?aD?á??e￡??±
2??aμàòaè?o?D?èY?aéùò?￡???ê?ò?μà??èaó???D?à?￡?ó???±?ò???ê??ó?úD????￡?????3×?éùò??′è￥￡??ùê±?á×?á?o??ü￡??y·?·e?′μ?á?°ù?¨ê￠?aμ??ù×ó?￡
??è?ò?í·?a1óμ?×?·￠￡?èY??ê?????ó???êà???ùóD′ê??2??üD?èYμ??ào??￡??è?éì3?DT3¤μ?ê???￡?í?????????à?￡?×ì???à·?3?ò????¤à?????μ??￠D|￡??μ￡o?°?òòa?y?￡?±
??
????êà??í?oí?yμ?D??ú°à?·￡o
????ò???D?à′￡?·￠??2?o?á??￡?y?óè?′???á??°2????′μ???±???êà??à?￡??1ê?ò???D??ú?ò￡?
??êà??°?￡?￡??????úμ?é￥ê?￡?μ?′|±?òìêTμ???êà￡???òaò???μ?ò?oó?á??êéà?2ò?àé￥ê?èo￡??y?í??μ???à??￡
2?DD2?DD￡??y2?òa￡??????¨ò??ü??μ?μ?°ì·¨?íê?è￥°????÷μ??eê????à1yà′￡??è????à′?ù?μ?￡
??
°?ê?óú???÷μ??????????aμ?ê?oó￡??????1óDμ?D??ú???￡????°2??×??o￡?òaê?2??a?′×?￡??í?á±????÷?a?à￡?
?a±?D??μê?±???éúD??μ￡???÷?°êà?àá????÷μ??ü?Dó?￡??1o???o|?àá????÷￡?óúê???éúoóμ????÷??
??êàò???aê?á?￡?????à′μ?3?êD??ê??ˉμ???×ê￡???aμàà????óè??1óD±eè??￡
ò???×?·￠μ?3éêì??è?à???μ?ê?ê°é￥ê?￡??y?ˉ×÷?§μ??éò??±?óè￥??μ?ó°á??￡
?′????è?2àá3μ???ò??2??￡??????T±è???¨￡??y?íê????÷?￡
??óD???÷2??ü?a?′?à￡?
???÷ê?ê°íêé￥ê?￡??′??????ò2??1ü￡??±?óò??óê?￡??ùê±3?êDò???????×ê??á?ò?D?°?￡?°??????aμ?O?eá?×ì?￡
?°??ò2óD????￡?￡??±???÷μ?????2?ê?±??yìá?°??×?á??e￡??aê2?′?1óD￡????òèYá??D???ü′ó?￡
?ˉááμ????÷ìy???a???°??1yí·￡o?°ò2￡???óD????￡??±2?μè??????′e￡????÷°?μàμ??í×?1?×?μ?×?á????¨￡o?°oüo?￡??òDèòaò????ú°à￡??íê???á??￡?±
??
???a????í??·
9??2è?
μúò?′??′????í?ê±￡?ê??yáà×?μê×ó±??1?e?|í?×ó??è?oó??í?′?×?°àé?áíò?????í??§?üá?3?è￥???òμ±ê±??μ?o?????￡?×???????μ?×??oê?±???í??ü?èμ?????í?°àí??§??
9??3è?
???￡í??y???üDò?￡
??
2?μ?2?3Dè?￡?è?μ????′??ê??éò??￡?òèì2?×?°?ò??a?a??·á???è￥￡???è??÷??ê?×??oóDD???1?￡?μ?ê????1?ùo??′?ù′??Dμ?￡?
?é?§?íê??ìá?μ?￡?′ó?àêy??2??????￡ò22??aμà?′μ?μ??aD??aà??á2??á??o?óD???3?3D′μ??￡
?òμ?????°ì·¨ì×3??yμ?±ê??2?DD°??￡
2?1y???3?3?aê2?′í?è?2ù?e?a???°òμá?￡??1?aá?D′D??μ?a?′μ￠?ó?§òμ￡??ò?é2??àD?ê?μ￥′?μ?ì?°??ò?￡
×÷?a?óó?￡??ò′óà′??óDμ÷2é1y?y￡?ò22???￡??aê????yμ?2?×e???￡2?1y?a′?￡??ò???òó|??è￥á??aò????òò?￡
?a?a?a?a
D￡?¨???ù??DDμ?è??eè?Y±￡?D?éú??ó?áò2??òa?aê??￡
í?é?μ?o￡??ò???ó?ü?2éù￡?ò2?Yè?á?×?·è??μ?ê±oò￡?êy?Y??·????????ú±??￡
?a′?o￡??￡?ê???×?′óμ?′ó???íê????3?3￡??ò???y3é1|ì??áμ?á?ò?ò1±?oìμ?×ì???￡???ú?y×??ú?·é?￡????áóDè?????μ?òé??￡?á?×à×óà???è???á???·a?éêé?￡
ó×?é￡????úê2?′?ê′úá?￡??1D′?éêé￡????3?3????óDD′1y???ò??_??o￡??3??á1?ò?oó￡?2?3??ò?ùá?￡?μúò???ê??ò￡????3?3?úμú?t???￡
×÷?aò???D?áè?eμ?oú?í￡??yoüê??￠á?ò?°?′??ú?D?￡?°ììííé??1??ê2?′è?è?ê?￡?μú?tìì?íò??3é?aí?oì?￡
??′í￡??íê?í?oì?￡
