²é¿´: 1544  |  »Ø¸´: 17
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

СÀ¼»¨

Òø³æ (ÖøÃûдÊÖ)

[ÇóÖú] Çó¹¹ÔìÂú×ãÒ»¶¨¼«ÖµÌõ¼þµÄº¯Êý£¬·Ç³£¸Ðл¡£

ÌâÒâºÍÎÊÌâ¼û¸½Í¼¡£·Ç³£¸Ðл¡£
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

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

СÀ¼»¨

Òø³æ (ÖøÃûдÊÖ)

ÒýÓûØÌû:
3Â¥: Originally posted by wraiment at 2012-03-15 21:46:04:
Õâ¸öº¯Êý²»ÔõôºÃ¹¹Ôì
¸ù¾ÝÌõ¼þ Ê×ÏÈÓÐ
f'(0)=0,   f'(xa)=1/xa+1/(xa-xb)=8.75,  f'(xb)=1/xb+1/(xb-xa)=2.361111
ÏÔÈ»´Ó0µ½xa=0.1µ¼ÊýÔö¼ÓºÜ¿ì£¬¶øºóÃæµ¼ÊýÔö¼Ó½ÏС¡£
ÕâÖÖº¯ÊýºÜÄÑÕÒµ½¡££¨±¾È˲ÅÊ裬δÏë³ö ...

·Ç³£¸ÐлÄúµÄ¹ØÕպͽ¨Òé¡£

¸ù¾ÝÄãµÄ½¨Ò飬ÎÒ°ÑÒÑÖªÌõ¼þÐÞ¸Äһϣº

Xa=0.25,  Xb=0.75.

·Ç³£ÆÚ´ýÊýѧ¸ßÊÖ°ïæ£¡
·Ç³£¸Ðл¡£

5Â¥2012-03-15 23:26:35
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 18 ¸ö»Ø´ð

СÀ¼»¨

Òø³æ (ÖøÃûдÊÖ)

Ï£ÍûÊýѧ¸ßÊÖ°ïæ£¡
·Ç³£¸Ðл¡£
2Â¥2012-03-14 16:53:27
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

wraiment

½û³æ (³õÈëÎÄ̳)

¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
СÀ¼»¨: ½ð±Ò+15, ¡ï¡ï¡ïºÜÓаïÖú, ·Ç³£¸ÐлÄúµÄ¹ØÕպͽ¨Òé¡£ÏÖÔÚ°ÑÒÑÖªÌõ¼þÐÞ¸ÄΪXa=0.25, Xb=0.75¡£ ²»ÖªµÀÊÇ·ñÓбȽÏÀíÏëµÄ¹¹Ôì·½·¨¡£ лл¡£ 2012-03-16 08:38:08
СÀ¼»¨: ½ð±Ò+10, ¡ïÓаïÖú, ·Ç³£¸Ðл¡£ 2012-04-16 09:06:02
±¾ÌûÄÚÈݱ»ÆÁ±Î

3Â¥2012-03-15 21:46:04
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

wraiment

½û³æ (³õÈëÎÄ̳)

±¾ÌûÄÚÈݱ»ÆÁ±Î

4Â¥2012-03-15 21:48:37
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 085600 Ó¢Ò»Êý¶þ272Çóµ÷¼Á 5+4 vida_a 2026-03-01 12/600 2026-03-02 16:19 by @ìªìªìªìª
[¿¼ÑÐ] 0856»¯¹¤×¨Ë¶Çóµ÷¼Á +15 ¶­boxing 2026-03-01 15/750 2026-03-02 15:06 by »Î»Î²»Ðí»Î
[¿¼ÑÐ] 303Çóµ÷¼Á +5 ½ñÏIJ»ÏÄ 2026-03-01 5/250 2026-03-02 15:01 by ÏòÉϵÄÅÖ¶«
[¿¼ÑÐ] 0856µ÷¼Á +7 ÁõÃÎ΢ 2026-02-28 7/350 2026-03-02 14:11 by liyongv
[¿¼ÑÐ] ²ÄÁÏѧ˶318Çóµ÷¼Á +9 February_Feb 2026-03-01 9/450 2026-03-02 13:31 by njzyff
[¿¼ÑÐ] »¯¹¤270Çóµ÷¼Á +8 ʲôÃû×Öqwq 2026-03-02 8/400 2026-03-02 13:03 by houyaoxu
[¿¼ÑÐ] 291 Çóµ÷¼Á +3 »¯¹¤2026½ì±ÏÒµÉ 2026-03-02 3/150 2026-03-02 12:55 by houyaoxu
[¿¼ÑÐ] 26¿¼Ñб¨¿¼Î÷¹¤´ó²ÄÁÏ308·ÖÇóµ÷¼Á +4 weizhong123 2026-03-01 4/200 2026-03-02 12:46 by Î޼ʵIJÝÔ­
[¿¼ÑÐ] ²ÄÁϹ¤³Ì274Çóµ÷¼Á +4 Lilithan 2026-03-01 4/200 2026-03-02 12:06 by yuchj
[¿¼ÑÐ] 281Çóµ÷¼Á +5 2026¼ÆËã»ú_³ÏÐÄ 2026-03-01 8/400 2026-03-02 11:05 by Íô£¡£¿£¡
[¿¼ÑÐ] 0856²ÄÁÏÓ뻯¹¤£¬270Çóµ÷¼Á +8 YXCT 2026-03-01 9/450 2026-03-02 11:01 by Î޼ʵIJÝÔ­
[¿¼ÑÐ] 0854¸´ÊÔµ÷¼Á 276 +4 wmm9 2026-03-01 6/300 2026-03-02 09:28 by ÈÈÇéɳĮ
[¿¼ÑÐ] ²ÄÁÏÀàÇóµ÷¼Á +11 wana_kiko 2026-02-28 14/700 2026-03-02 08:46 by ´ÏÃ÷µÄ´óËÉÊó
[¿¼ÑÐ] 0857µ÷¼Á +4 Ò»ll°ë 2026-02-28 5/250 2026-03-02 02:33 by 908055542
[¿¼ÑÐ] »¯¹¤299·ÖÇóµ÷¼Á Ò»Ö¾Ô¸985Âä°ñ +5 ÎûÎû(*^¦Ø^*) 2026-03-01 5/250 2026-03-01 19:47 by Î޼ʵIJÝÔ­
[¿¼ÑÐ] 0856²ÄÁÏÇóµ÷¼Á +11 hyf hyf hyf 2026-02-28 12/600 2026-03-01 18:57 by 18137688336
[»ù½ðÉêÇë] ¸Õ¼Óã¬Ã»ÓÐÆÚ¿¯ºÅ£¬µ«ÊÇÔÚÏ߿ɿ´µÄÂÛÎÄ¿ÉÒÔ·ÅΪ´ú±í×÷Âð 10+3 arang1 2026-03-01 3/150 2026-03-01 16:43 by babero
[¿¼ÑÐ] 302²ÄÁϹ¤³ÌÇóµ÷¼Á +4 Doleres 2026-03-01 5/250 2026-03-01 11:52 by liqiongjy
[¿¼ÑÐ] 307Çóµ÷¼Á +4 73372112 2026-02-28 6/300 2026-03-01 00:04 by ll247
[˶²©¼ÒÔ°] ¡¾²©Ê¿ÕÐÉú¡¿Ì«Ô­Àí¹¤´óѧ2026»¯¹¤²©Ê¿ +4 N1ce_try 2026-02-24 8/400 2026-02-26 08:40 by N1ce_try
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û