²é¿´: 1146  |  »Ø¸´: 3

ÄäÃû

Óû§×¢Ïú (ÕýʽдÊÖ)

±¾Ìû½öÂ¥Ö÷¿É¼û

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

ÒÑÔÄ   ͬ·½Ïò¹ã²¥   ÉêÇëÊýѧEPI   »Ø¸´´ËÂ¥   ±à¼­   ²é¿´ÎÒµÄÖ÷Ò³

feixiaolin

ÈÙÓþ°æÖ÷ (ÎÄ̳¾«Ó¢)

ÓÅÐã°æÖ÷

unÇ÷ÓÚ0£¬|un(2k)/ un(2k-1) |<1;
·Ö½»´í¼¶Êý¡¢·Ç½»´í¼¶ÊýÁ½ÖÖÌÖÂÛ     
1.  ·Ç½»´í£¬
2*min[un(2k-1), un(2k)] < un(2k-1)+un(2k) < 2*max[un(2k-1), un(2k)]
un(2k-1)+un(2k)ÊÕÁ², 2*min[un(2k-1), un(2k)] ÊÕÁ²£¬min[un(2k-1), un(2k)] ÊÕÁ²¡£
µÈ¼ÛÓÚ un(2k) ÊÕÁ²£¬ÍƳöun(2k+1) ÊÕÁ²£¬ºÏ³É unÊÕÁ²
2.  ½»´í ÂÔ

[ Last edited by feixiaolin on 2014-3-2 at 21:03 ]
2Â¥2014-03-02 20:17:12
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

jabile

ľ³æ (ÕýʽдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
zz3476: ½ð±Ò+5, ¡ïÓаïÖú 2014-03-02 21:01:04
,
3Â¥2014-03-02 20:28:00
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ÎïÀíѧÕß

Òø³æ (СÓÐÃûÆø)

¡¶¸ßµÈÊýѧϲᡷÊéÉÏÓкö࣬µÚÊ®¶þµ¥Ôª:
Éú»îûÓÐѧϰ²»½ÐÉú»î¡£
4Â¥2014-03-07 17:49:48
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ zz3476 µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 070300»¯Ñ§319Çóµ÷¼Á +7 ½õÀð0909 2026-03-17 7/350 2026-03-21 03:46 by JourneyLucky
[¿¼ÑÐ] 301Çóµ÷¼Á +10 yyÒªÉϰ¶Ñ½ 2026-03-17 10/500 2026-03-21 03:14 by JourneyLucky
[¿¼ÑÐ] 278Çóµ÷¼Á +6 ÑÌ»ðÏÈÓÚ´º 2026-03-17 6/300 2026-03-21 01:57 by JourneyLucky
[¿¼ÑÐ] Ò»Ö¾Ô¸ÖØÇì´óѧ085700×ÊÔ´Óë»·¾³×¨Ë¶£¬×Ü·Ö308Çóµ÷¼Á +3 īīĮ 2026-03-18 3/150 2026-03-21 00:39 by JourneyLucky
[¿¼ÑÐ] 308Çóµ÷¼Á +3 °¢½ã°¢½ã¼Ò°¡ 2026-03-18 3/150 2026-03-20 23:24 by JourneyLucky
[¿¼ÑÐ] 0817 »¯Ñ§¹¤³Ì 299·ÖÇóµ÷¼Á ÓпÆÑо­Àú ÓжþÇøÎÄÕ +22 rare12345 2026-03-18 22/1100 2026-03-20 20:39 by zhukairuo
[¿¼ÑÐ] 353Çóµ÷¼Á +3 À­¹³²»Ðí±ä 2026-03-20 3/150 2026-03-20 19:56 by JourneyLucky
[¿¼ÑÐ] ²ÄÁÏÓ뻯¹¤×¨Ë¶µ÷¼Á +7 heming3743 2026-03-16 7/350 2026-03-20 19:31 by zhukairuo
[¿¼ÑÐ] 08¹¤Ñ§µ÷¼Á +5 Óû§573181 2026-03-20 5/250 2026-03-20 15:47 by xia_2003
[¿¼ÑÐ] 0817µ÷¼Á +3 ûÓдð°¸_ 2026-03-14 3/150 2026-03-19 09:51 by Xu de nuo
[¿¼ÑÐ] »¯Ñ§¹¤³Ì321·ÖÇóµ÷¼Á +15 ´óÃ×·¹£¡ 2026-03-15 18/900 2026-03-18 14:52 by haxia
[¿¼ÑÐ] 304Çóµ÷¼Á +12 СÐÜjoy 2026-03-14 13/650 2026-03-18 12:34 by Linda Hu
[¿¼ÑÐ] ÉúÎïѧ071000 329·ÖÇóµ÷¼Á +3 ÎÒ°®ÉúÎïÉúÎﰮΠ2026-03-17 3/150 2026-03-18 10:12 by macy2011
[˶²©¼ÒÔ°] ºþ±±¹¤Òµ´óѧ ÉúÃü¿ÆÑ§Ó뽡¿µÑ§Ôº-¿ÎÌâ×éÕÐÊÕ2026¼¶Ê³Æ·/ÉúÎï·½Ïò˶ʿ +3 1ϲ´º8 2026-03-17 5/250 2026-03-17 17:18 by ber´¨cool×Ó
[¿¼ÑÐ] ¶«ÄÏ´óѧ364Çóµ÷¼Á +5 JasonYuiui 2026-03-15 5/250 2026-03-16 21:28 by ľ¹Ï¸à
[¿¼ÑÐ] 333Çóµ÷¼Á +3 ÎÄ˼¿Í 2026-03-16 7/350 2026-03-16 18:21 by ÎÄ˼¿Í
[¿¼ÑÐ] 326Çóµ÷¼Á +4 ŵ±´¶û»¯Ñ§½±êéê 2026-03-15 7/350 2026-03-16 17:11 by ŵ±´¶û»¯Ñ§½±êéê
[¿¼ÑÐ] 304Çóµ÷¼Á +4 ahbd 2026-03-14 4/200 2026-03-16 16:48 by ÎҵĴ¬Îҵĺ£
[¿¼ÑÐ] 288Çóµ÷¼Á +4 Ææµã0314 2026-03-14 4/200 2026-03-14 23:04 by JourneyLucky
[¿¼ÑÐ] ¸´ÊÔµ÷¼Á +3 ºôºô£¿~+123456 2026-03-14 3/150 2026-03-14 16:53 by WTUChen
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û