²é¿´: 1665  |  »Ø¸´: 4

minggx

Í­³æ (СÓÐÃûÆø)

[½»Á÷] ¡¾ÇóÖú¡¿ÎÊÒ»¸öÊýѧ·ûºÅ¡°¡ý¡± µÄº¬Ò塾Òѽâ¾ö¡¿

ÈçÏÂͼËùʾ£¬ Õâ¸ö¶¨ÀíÖÐ"... An ¡ý A" µÄ ¡ý ÊÇʲôÒâ˼£¿Ð»Ð»




http://cid-8d349205ac2b2441.offi ... .Public/theorem.bmp

[ Last edited by minggx on 2010-9-1 at 11:28 ]
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

Domorethannecessary.
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

Pchief

Ìú¸Ëľ³æ (ÕýʽдÊÖ)

¡ï
minggx(½ð±Ò+2):лл²ÎÓë
Õâ¸ö·ûºÅÒ»°ã±íʾ¡°µ¥µ÷ϽµÇ÷½üÓÚ¡±£¬
ºÃ±È˵ÊýÁÐ a(n)  ¡ý  0£¬¾ÍÊÇÖ¸ a(n) ÊÇÒ»¸öµÝ¼õÊýÁУ¬ÇÒ¼«ÏÞΪ0¡£

An ¡ý A µÄÒâ˼ҲÊÇÒ»Ñù£¬¾ÍÊÇ An ÊÇÒ»¸ö½¥Ëõ£¨Ã¿¸ö°üº¬ÏÂÒ»¸ö£©¼¯ºÏÁУ¬ÇÒÆä¼«ÏÞ¡ª¡ªÒ²¾ÍÊÇËùÓÐAnµÄ½»¼¯¡ª¡ªµÈÓÚ A¡£
2Â¥2010-08-31 11:29:45
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

±ùµºÁÔÈË

½ð³æ (СÓÐÃûÆø)

¡ï
minggx(½ð±Ò+2):лл²ÎÓë
ͬÒâÂ¥Éϵļû½â
3Â¥2010-08-31 11:32:35
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

minggx

Í­³æ (СÓÐÃûÆø)

лл¡£ÄÇôÁíÍâÒ»¸öÀý×Ó£ºBn ¡ü B ¾ÍÊÇÖ¸ Bnµ¥µ÷Ôö¼Ó£¬ ÇÒÆä²¢¼¯ ½¥½¥Ç÷ÏòÓë B °É£¿
Domorethannecessary.
4Â¥2010-08-31 12:24:26
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

Pchief

Ìú¸Ëľ³æ (ÕýʽдÊÖ)

minggx(½ð±Ò+2):лл¡£ רҵÈËÊ¿¾ÍÊDz»Ò»Ñù°¡ 2010-08-31 13:20:14
ÊǵÄ
5Â¥2010-08-31 12:50:09
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ minggx µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[»ù½ðÉêÇë] NSFCÉ걨ÊéÀïÉêÇëÈ˼òÀúÖдú±íÐÔÂÛÖø»¹ÐèÒªÔÚÉ걨Êé×îºóµÄ¸½¼þÀïÃæÔÙÉÏ´«Ò»±éÂð 20+5 NSFC2026ÎÒÀ´ÁË 2026-03-10 14/700 2026-03-15 23:53 by ²»¸ºÉØ»ªµÄ»¢
[¿¼ÑÐ] ÖпÆÔº²ÄÁÏ273Çóµ÷¼Á +3 yzydy 2026-03-15 3/150 2026-03-15 21:15 by ms629
[¿¼ÑÐ] ²ÄÁϹ¤³Ìר˶274Ò»Ö¾Ô¸211Çóµ÷¼Á +5 Ñ¦ÔÆÅô 2026-03-15 5/250 2026-03-15 20:38 by Logic2024
[¿¼ÑÐ] 0703 ÎïÀí»¯Ñ§µ÷¼Á +3 ÎÒ¿ÉÒÔÉϰ¶µÄ¶Ô 2026-03-13 3/150 2026-03-15 17:32 by СÎïÀí»¯Ñ§
[¿¼ÑÐ] 274Çóµ÷¼Á +4 ʱ¼äµã 2026-03-13 4/200 2026-03-15 15:29 by Rambo13
[¿¼ÑÐ] 080500£¬²ÄÁÏѧ˶302·ÖÇóµ÷¼ÁѧУ +4 ³õʶ¿ÉÀÖ 2026-03-14 5/250 2026-03-14 21:08 by peike
[¿¼ÑÐ] ²ÄÁÏÓ뻯¹¤£¨0856£©304ÇóBÇøµ÷¼Á +7 Çñgl 2026-03-10 11/550 2026-03-14 12:18 by Çñgl
[¿¼ÑÐ] 318Çóµ÷¼Á +3 Àîйâ 2026-03-10 3/150 2026-03-14 00:21 by JourneyLucky
[¿¼ÑÐ] ²ÄÁÏר˶288·ÖÇóµ÷¼Á Ò»Ö¾Ô¸211 +4 ÔÚ¼ÒÏëÄã 2026-03-11 4/200 2026-03-13 22:49 by JourneyLucky
[¿¼ÑÐ] Ò»Ö¾Ô¸ÖпÆÔº£¬»¯Ñ§·½Ïò£¬295Çóµ÷¼Á +4 Ò»Ñõ¶þµª 2026-03-11 4/200 2026-03-13 22:35 by JourneyLucky
[¿¼ÑÐ] 285»¯¹¤Ñ§Ë¶Çóµ÷¼Á£¨081700£© +6 ²ñ¿¤Ã¨_ 2026-03-12 6/300 2026-03-13 20:46 by hmn_wj
[¿¼ÑÐ] ¹¤¿Æ278·ÖÇóµ÷¼Á +5 ÖÜÂýÈȰ¡ 2026-03-12 7/350 2026-03-13 15:49 by JourneyLucky
[¿¼ÑÐ] 274Çóµ÷¼Á +3 S.H1 2026-03-12 3/150 2026-03-13 15:15 by JourneyLucky
[¿¼ÑÐ] 274Çóµ÷¼Á0856²ÄÁÏ»¯¹¤ +12 z2839474511 2026-03-11 13/650 2026-03-13 10:39 by peike
[¿¼ÑÐ] Çóµ÷¼Á ×ÊÔ´Óë»·¾³ 285 +3 δÃû¿¼Éú 2026-03-10 3/150 2026-03-13 10:31 by houyaoxu
[¿¼ÑÐ] 290Çóµ÷¼Á +3 ADT 2026-03-13 3/150 2026-03-13 10:19 by peike
[¿¼ÑÐ] 283Çóµ÷¼Á£¬²ÄÁÏ¡¢»¯¹¤½Ô¿É +8 ËÕ´òË®7777 2026-03-11 10/500 2026-03-13 09:06 by Linda Hu
[¿¼ÑÐ] ·ÄÖ¯¡¢ÉúÎï¡¢»¯Ñ§¡¢²ÄÁÏÏà¹Ø×¨ÒµÕÐÉúÁË +4 Ò®Ò®Òµ 2026-03-09 7/350 2026-03-12 19:05 by Equinoxhua
[¿¼ÑÐ] 420Çóµ÷¼Á +4 ĪÏòÍâÇó11 2026-03-10 6/300 2026-03-12 14:41 by ruiyingmiao
[¿¼ÑÐ] Ò»Ö¾Ô¸½­ÄÏ´óѧ085701»·¾³¹¤³Ìר˶×Ü·Ö287Çóµ÷¼Á +5 18266118446 2026-03-09 5/250 2026-03-11 16:51 by 2020015
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û