??????????¤?? ??????????èˉ??￥
??????????¤?? ??????????èˉ??￥
????????¨?|?1 ????·￥????1?è?3????′???????¤§???é??????????￥è§|??°èˉ??￥??§???èˉ??￥??ˉ??±èˉ????èˉ?????????????èˉè¨???o???è????¨?????????é?￡?o?è￠??1??3?è????¨???èˉ??￥é????ˉ????1?? ·???????￠?????￥?????ˉ?°?????2??????′????????????????¤?? ??????????èˉ??￥???????¤§??????è?????é?′???????????ˉ??￥????????°???é??è|?????????????
????????????????¤?? ??????????èˉ??￥1
??????1???é???????????é￡??????????é????°è?2????o??????¨?¤???o???￥?è??é?°éa?????ˉ??μ???????????￡é??é??????????o?¤§é?a???
??????2???????¤???￥?o????????¤???￥?o?????1??°±é￠??¤o?????￥?¤????è|???°?o????????°±?￥??????￥??????????????????é??????¤??￥??o????? ·??????23?°′?????°?o?????￥??????ˉ??o?o???￥?¤?è??è§￡??????? ???????è???o?????￥??????ˉ??o?o???￥?¤?è??è???????°è???????¨??????????? ?o?????￥??????ˉ??o?o???￥?¤?è??a??é??è?·??°???a??a?|a?|?????￥?·2???????o???±?¤??????a?? è?±????o????
??????3???è????¨?oo???é?aè?±????1????????????¨???????????￠???????????±??°?????o?????????é?aè?±??ˉè??? ·???è°????????????3??¨????????????????????′???????????????é??é??èμ°??????????? ???????????′????????°é￡?è????¨????????????????????????????￥?????????????è§???????????????o?????￡???°????é?aè?±???????o????è?1????°?????? ???????¤′??°????￥????????1?è|??????o??????????μ?°?é?aè?±???é￡?é￡???2?????°é￡?èμ°?o????
??????4???????¤????é?3?????ˉ???è????ˉ?o2???????·??·???????è??è?????????????|?????1??′??????éa??¨a????°¤?|???°è?±?1??1?é￡???￡????·?é??è?3é|?????°??? ???èo??????￥??????è?ˉé?￥é?￥??????
??????5???????¤?????????????é?3???????a????????¤§??°??????????±????è??????????ˉ????????????????￠?????oo?????¨???????°?????o????é?￡?????????é?3????????¨????¤?é??????????°é?3????ˉ1?oo?±?????¤??1??¤§??¨é???????¨????¤?é???????ˉ?oo?±????a??????????|a??????? ???èμ????????o?????????￥???é?3?????§???
??????6??????èμ°?o?????????????????????′é?????é????é????·??o??￥?????￠??￠???°???????????o?????±??±?é??è?±??????????????¨???????????¨?????°??????é??é??è?2????¤′?????′??¨???é?￡??????é???o￠???è??è????????
??????7??????????????????¤???ˉ?′???????????ˉ?é?￠?¤§é?aè????????????±?è??è????????é?a????°±????·¨?¤§??????è????????????ˉ??ˉˉ?????è|????????o???′??a?¤§??°????????¨????????????é?a??°é??????????????èo??o??????a?? èˉ′???????￥èˉ??????????è?a?·±?????ˉé?￡????o???????????????￡èμ????????¤??????|è?§???????????????????????±?12???????°??￥3?????????μ?èo?é?a????????′???é?a????????????????????????è?2??????è?￡è￡¤???è????????????????????é?′????°±????????a??ˉ??±???????????????è??????￥1??¨è??è??????°????????????￥???é?aè?±????¤§??°é￡?è???????????é?¤é?￡é??????±???￠???é?aè?±???é?o?????°?????????????????￥???è????¨??????????????è§???￠èo???????é￡?è????¨?¤§??°???????°±??¨?￥1è??è??é??3?è?¨??????????¤§??°????¤????????′?? ????????¨?oo?o????
??????8?????aè§??¤???°?1?é?′???è??è??????????????é?aè?±?o·?o·?????????????¤????é￡?è???????￥????????¨??????èμ·?o????è?2???????ˉ·????¤§??°????????????é??è￡??′ è￡1??????????|???3èμ·?????￥èˉ?a??????|?????¤???￥é￡???￥??????? ????? ??￠¨è?±???a??????????????
??????9???????¤??·2??￥??????è??é￡???￥?o????é?￡?o???¨??￥?¤???¨????o???2???è?±???????|?????·2????????|è?§?????¨?¤??¤???¨????o????????°?è??????|?????1?????????¨??1?????¨?§??¤?è??????°???′?o?????¤§? ?????|????è?1è??é? ????￠??????????????????????èo???????¤aé?3???è???¤§??°?1???3?2????????°±è??é?3???????§?a??è????°???é??a?????è?????????????????¤??1?é???1?è????????
??????10?????¨è??? ·?ˉ???·????¤??°?é???????ˉ??￥?????°???????ˉ?é￡?????o?o?????????????????????? ??????¨? ??????èμ°?????¤??????é?a??¨????????a??a???è?2???èo???±?????¨?ˉ???·???????¤?é????????? ?è????ˉé?￡? ·?μ?é??è???? ?????o?????????
??????11???????¤??????·?¤?é?￡?2????é??é?a?????3? ?????°???ˉ? ????????????ˉ???? 1? 1é?????????????¨? ???????? ??¤??￡?è§????
??????12????????????é?3???é??????a??????§?°?è????￥?????????è??é???′???¨?±?????????°??
????????±?é??????o??????¤????o??o?????°±è???a??????????è?±?o1é????°??¨?o???°??????????a?????￥?????????±??????????1?????????é????°???????????°?????????????????1??????é????????è?±??￠???????????1???????¤§???????? ?¤§??????è??????¤§?¤??? ?????????????￥??￥????
??????13?????????è??????¤????é?a? μ????a???·?????°?o??????é???o?????°′????°???±????????????????°?????¨????a???????
??????14???è???1′????¤??????°é?????è￡??o????????°????é￡?????????????????????????¤§é?a????¤?é￡????
??????15???é?a??????é?￡??μ??μ??????é?aè￡?é￥°????????????????????????????2?è￡????? ?????????????è?2????????ˉ????′????é?a??°?1′???????oo??ˉè±????
