¡¶¸´±äº¯Êý¡·¿¼ÊÔÊÔÌ⣨Áù£©
Ò»¡¢ÅжÏÌ⣨30·Ö£©£º
1. Èôº¯Êýf(z)ÔÚz0½âÎö£¬Ôòf(z)ÔÚz0Á¬Ðø. £¨ £©
2. Èôº¯Êýf(z)ÔÚz0´¦Âú×ãCaychy-RiemannÌõ¼þ£¬Ôòf(z)ÔÚz0½âÎö. £¨ £© 3. Èôº¯Êýf(z)ÔÚz0½âÎö£¬Ôòf(z)ÔÚz0´¦Âú×ãCaychy-RiemannÌõ¼þ. £¨ £© 4. Èôº¯Êýf(z)ÔÚÊÇÇøÓòDÄڵĵ¥Ò¶º¯Êý£¬Ôòf?(z)?0(?z?D). £¨ £© 5. Èôf(z)ÔÚµ¥Á¬Í¨ÇøÓòDÄÚ½âÎö£¬Ôò¶ÔDÄÚÈÎÒ»¼òµ¥±ÕÇúÏßC¶¼ÓÐ
£¨ £©
6. Èôf(z)ÔÚÇøÓòDÄÚ½âÎö£¬Ôò¶ÔDÄÚÈÎÒ»¼òµ¥±ÕÇúÏßC¶¼ÓÐ
?Cf(z)dz?0.
?Cf(z)dz?0.£¨ £©
7. Èôf?(z)?0(?z?D)£¬Ôòº¯Êýf(z)ÔÚÊÇDÄڵĵ¥Ò¶º¯Êý.£¨ £© 8. Èôz0ÊÇf(z)µÄm½×Áãµã£¬Ôòz0ÊÇ
1µÄm½×¼«µã.£¨ £© f(z)9. Èç¹ûº¯Êýf(z)ÔÚD?z:z?1ÉϽâÎö£¬ÇÒf(z)?1(z?1),Ôòf(z)?1(z?1).
£¨ £©
10. sinz?1(?z?C).£¨ £© ¶þ¡¢Ìî¿ÕÌ⣨20·Ö£©
??n?21?i(1?)n£¬Ôòlimzn?___________. 1?nn12. Éèf(z)?2£¬Ôòf(z)µÄ¶¨ÒåÓòΪ____________________________.
z?13. º¯ÊýsinzµÄÖÜÆÚΪ_______________________.
1. Èôzn?4.
sin2z?cos2z?_______________________.
5. Ãݼ¶Êý
?nzn?0??nµÄÊÕÁ²°ë¾¶Îª________________.
6. Èôz0ÊÇf(z)µÄm½×ÁãµãÇÒm?1£¬Ôòz0ÊÇf?(z)µÄ____________Áãµã. 7. Èôº¯Êýf(z)ÔÚÕû¸ö¸´Æ½Ãæ´¦´¦½âÎö£¬Ôò³ÆËüÊÇ______________. 8. º¯Êýf(z)?zµÄ²»½âÎöµãÖ®¼¯Îª__________.
9. ·½³Ì2z?z?3z?8?0ÔÚµ¥Î»Ô²ÄÚµÄÁãµã¸öÊýΪ___________.
5310. ¹«Ê½e?cosx?isinx³ÆΪ_____________________. Èý¡¢¼ÆËãÌ⣨30·Ö£©
ix?2?i?1¡¢lim??. n??6??3?2?7??1d?£¬ÆäÖÐC??z:z?3?£¬ÊÔÇóf?(1?i). 2¡¢Éèf(z)??C??zez3¡¢Éèf(z)?2£¬ÇóRes(f(z),i).
z?1nsinz34¡¢Çóº¯ÊýÔÚ0?z??ÄÚµÄÂÞÀÊչʽ. 6z5¡¢Çó¸´Êýw?6¡¢Çóe?i3z?1µÄʵ²¿ÓëÐ鲿. z?1?µÄÖµ.
ËÄ¡¢Ö¤Ã÷Ì⣨20·Ö£©
1¡¢ ·½³Ìz?9z?6z?1?0ÔÚµ¥Î»Ô²ÄڵĸùµÄ¸öÊýΪ6.
2¡¢ Èôº¯Êýf(z)?u(x,y)?iv(x,y)ÔÚÇøÓòDÄÚ½âÎö£¬v(x,y)µÈÓÚ³£Êý£¬Ôòf(z)ÔÚDºãµÈ
ÓÚ³£Êý.
3¡¢ Èôz0ÊÇf(z)µÄm½×Áãµã£¬Ôòz0ÊÇ
7631µÄm½×¼«µã. f(z)¡¶¸´±äº¯Êý¡·¿¼ÊÔÊÔÌ⣨Æߣ©
Ò»¡¢ÅжÏÌ⣨24·Ö£©
1. Èôº¯Êýf(z)ÔÚz0½âÎö£¬Ôòf(z)ÔÚz0µÄij¸öÁìÓòÄڿɵ¼.£¨ £©
2. Èôº¯Êýf(z)ÔÚz0´¦½âÎö£¬Ôòf(z)ÔÚz0Âú×ãCauchy-RiemannÌõ¼þ.£¨ £© 3. Èç¹ûz0ÊÇf(z)µÄ¿ÉÈ¥Ææµã£¬Ôòlimf(z)Ò»¶¨´æÔÚÇÒµÈÓÚÁã.£¨ £©
z?z04. Èôº¯Êýf(z)ÊÇÇøÓòDÄڵĵ¥Ò¶º¯Êý£¬Ôòf?(z)?0(?z?D).£¨ £© 5. Èôº¯Êýf(z)ÊÇÇøÓòDÄڵĽâÎöº¯Êý£¬ÔòËüÔÚDÄÚÓÐÈÎÒâ½×µ¼Êý.£¨ £©
6. Èôº¯Êýf(z)ÔÚÇøÓòDÄڵĽâÎö£¬ÇÒÔÚDÄÚij¸öÔ²ÄÚºãΪ³£Êý£¬ÔòÔÚÇøÓòDÄÚºãµÈÓÚ
³£Êý.£¨ £©
7. Èôz0ÊÇf(z)µÄm½×Áãµã£¬Ôòz0ÊǶþ¡¢Ìî¿ÕÌ⣨20·Ö£©
1µÄm½×¼«µã.£¨ £© f(z)11?i(1?)n£¬Ôòlimzn?___________. 1?nnz2. Éèf(z)?2£¬Ôòf(z)µÄ¶¨ÒåÓòΪ____________________________.
z?11. Èôzn?sin3. º¯ÊýeµÄÖÜÆÚΪ______________. 4.
zsin2z?cos2z?_______________.
5. Ãݼ¶Êý
?n2znµÄÊÕÁ²°ë¾¶Îª________________.
n?0??26. Èôz0ÊÇf(z)µÄm½×ÁãµãÇÒm?1£¬Ôòz0ÊÇf?(z)µÄ____________Áãµã. 7. Èôº¯Êýf(z)ÔÚÕû¸ö¸´Æ½Ãæ´¦´¦½âÎö£¬Ôò³ÆËüÊÇ______________. 8. º¯Êýf(z)?zµÄ²»½âÎöµãÖ®¼¯Îª__________.
9. ·½³Ì3z?z?3z?8?0ÔÚµ¥Î»Ô²ÄÚµÄÁãµã¸öÊýΪ___________.
83ez10. Res(n,0)?_________________.
zÈý¡¢¼ÆËãÌ⣨30·Ö£©
?1?i??1?i?1¡¢ Çó?????.
?2??2?3?2?7??1d?£¬ÆäÖÐC??z:z?3?£¬ÊÔÇóf?(1?i). 2¡¢ Éèf(z)??C??zez3¡¢Éèf(z)?2£¬ÇóRes(f(z),0).
z4¡¢Çóº¯Êý
22zÔÚ1?z?2ÄÚµÄÂÞÀÊչʽ.
(z?1)(z?1)5¡¢Çó¸´Êýw?z?1µÄʵ²¿ÓëÐ鲿. z?16¡¢ÀûÓÃÁôÊý¶¨Àí¼ÆËã»ý·Ö£ºËÄ¡¢Ö¤Ã÷Ì⣨20·Ö£©
?32?0dx£¬(a?1).
a?cosx1¡¢·½³Ì24z?9z?6z?z?1?0ÔÚµ¥Î»Ô²ÄڵĸùµÄ¸öÊýΪ7.
2¡¢Èôº¯Êýf(z)?u(x,y)?iv(x,y)ÔÚÇøÓòDÄÚ½âÎö£¬f(z)µÈÓÚ³£Êý£¬Ôòf(z)ÔÚDºãµÈÓÚ³£Êý.
3¡¢ Èôz0ÊÇf(z)µÄm½×Áãµã£¬Ôòz0ÊÇÎå¡¢¼ÆËãÌ⣨10·Ö£©
ÇóÒ»¸öµ¥Ò¶º¯Êý£¬È¥½«zƽÃæÉϵÄÉϰ뵥λԲÅÌz:z?1,Imz?0±£ÐÎÓ³ÉäΪwƽÃæµÄµ¥Î»Ô²ÅÌw:w?1
7631µÄm½×¼«µã. f(z)????¡¶¸´±äº¯Êý¡·¿¼ÊÔÊÔÌ⣨°Ë£©
Ò»¡¢ÅжÏÌ⣨20·Ö£©
1¡¢Èôº¯Êýf(z)ÔÚz0½âÎö£¬Ôòf(z)ÔÚz0Á¬Ðø.£¨ £©
2¡¢Èôº¯Êýf(z)ÔÚz0Âú×ãCauchy-RiemannÌõ¼þ£¬Ôòf(z)ÔÚz0´¦½âÎö.£¨ £© 3¡¢Èç¹ûz0ÊÇf(z)µÄ±¾ÐÔÆæµã£¬Ôòlimf(z)Ò»¶¨²»´æÔÚ.£¨ £©
z?z04¡¢Èôº¯Êýf(z)ÊÇÇøÓòDÄÚ½âÎö£¬²¢ÇÒf?(z)?0(?z?D)£¬Ôòf(z)ÊÇÇøÓòDµÄµ¥Ò¶º¯Êý.£¨ £©
5¡¢Èôº¯Êýf(z)ÊÇÇøÓòDÄڵĽâÎöº¯Êý£¬ÔòËüÔÚDÄÚÓÐÈÎÒâ½×µ¼Êý.£¨ £©
6¡¢Èôº¯Êýf(z)Êǵ¥Á¬Í¨ÇøÓòDÄÚµÄÿһµã¾ù¿Éµ¼£¬ÔòËüÔÚDÄÚÓÐÈÎÒâ½×µ¼Êý.£¨ £© 7¡¢Èôº¯Êýf(z)ÔÚÇøÓòDÄÚ½âÎöÇÒf?(z)?0£¬Ôòf(z)ÔÚDÄÚºãΪ³£Êý.£¨ £© 8. ´æÔÚÒ»¸öÔÚÁãµã½âÎöµÄº¯Êýf(z)ʹf(111)?0ÇÒf()?,n?1,2,L.£¨ £© n?12n2n9. Èç¹ûº¯Êýf(z)ÔÚD?z:z?1ÉϽâÎö£¬ÇÒf(z)?1(z?1)£¬Ôòf(z)?1(z?1).£¨ £©
10. sinzÊÇÒ»¸öÓн纯Êý.£¨ £© ¶þ¡¢Ìî¿ÕÌ⣨20·Ö£© 1¡¢Èôzn???n?21?i(1?)n£¬Ôòlimzn?___________. 1?nn2¡¢Éèf(z)?lnz£¬Ôòf(z)µÄ¶¨ÒåÓòΪ____________________________. 3¡¢º¯ÊýsinzµÄÖÜÆÚΪ______________. 4¡¢Èôlimzn??£¬Ôòlimn??z1?z2?L?zn?_______________.
n??n5¡¢Ãݼ¶Êý
?nzn?0??n5µÄÊÕÁ²°ë¾¶Îª________________.
6¡¢º¯Êýf(z)?1µÄÃݼ¶ÊýÕ¹¿ªÊ½Îª______________________________. 21?z1?C(z?z0)ndz?______________.
7¡¢ÈôCÊǵ¥Î»Ô²ÖÜ£¬nÊÇ×ÔÈ»Êý£¬Ôò
8¡¢º¯Êýf(z)?zµÄ²»½âÎöµãÖ®¼¯Îª__________.
9¡¢·½³Ì15z?z?4z?8?0ÔÚµ¥Î»Ô²ÄÚµÄÁãµã¸öÊýΪ___________.
532