Znn3bq.jpeg
ÉÇÍ·´óѧº£Ñó¿ÆÑ§½ÓÊܵ÷¼Á
²é¿´: 8733  |  »Ø¸´: 274
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

·å·æ·ç·ê·é

½ð³æ (ÖªÃû×÷¼Ò)


[½»Á÷] ÍòÓÐÒýÁ¦Á¿×Ó»¯£¬Ö¤Ã÷²ÂÏëµÄ¼ÆËã·½·¨

¾ßÌå·ÖÎöÔÚÕâÀïhttp://muchong.com/bbs/viewthread.php?tid=6689711
×Ô¼ºµÄ²ÂÏë¿ÉÒÔÓÃÒ»ÖÖ¼ÆËãÀ´Ö¤Êµ£¬»ù±¾ÊµÑ鼸ʮÄêǰ¾ÍÓÐÈË×ö¹ý£¬ÓÐÏֳɵÄÊý¾Ý
ÒÔÏ´ÖÂÔµÄ̽ÌÖÕâÖÖ¼ÆËã
ÄÂ˹±¤¶ûЧӦ²âÒýÁ¦ºìÒÆ
°ÑºìÒÆ¹âµÄ±ÈÂÊ£¬°´ÖÊÄÜ·½³Ì£¬ÕÛËã³É¹ßÐÔÖÊÁ¿ÖÐÁ½¸ö·½Ïò£¬¶¯Á¿±ä»¯µÄ±ÈÂÊ£¬È»ºóÉϹâµÄºìÒÆ£¬Ï¹âµÄÀ¶ÒÆ£¬¶¯Á¿µþ¼Ó£¨µç×ÓÓɾ²Ö¹¿ªÊ¼×ÔÓÉÂäÌ壬Ҳ¿ÉÒÔÕÛËã³É¾²ÖÊÁ¿£¬×ö½üËÆµÄÌÖÂÛ£©
¿ÉÒÔÍÆËã³öÖØÁ¦¼ÓËÙ¶È
ÖØÁ¦¼ÓËٶȺͣ¬ÒýÁ¦ºìÒÆÂÊÏà±È½Ï£¬
Èç¹ûÓúÏÊʵIJÎÊý£¬ÊÇ·ñ¿ÉÒÔʹÁ½Õß³ÉÁ¢µÈʽ£¬»ù±¾¾Í¿ÉÒÔÖ¤Ã÷×Ô¼º²ÂÏëµÄÕæÎ±ÁË
¿ªÊ¼Ê±£¬¾²ÖÊÁ¿Ôö¼Ó»ºÂý£¬
¼«ÏÞÇé¿ö£¬ÉϹâÇ÷½üÓÚÁ㣬ºÏ¶¯Á¿¼¸ºõ¶¼ÓÉϹâÌṩ£¬ËÙ¶ÈÇ÷½ü¹âËÙ
ºìÒÆÀ¶ÒƵç×Ó¶Ôͼ
ÍòÓÐÒýÁ¦Á¿×Ó»¯£¬Ö¤Ã÷²ÂÏëµÄ¼ÆËã·½·¨
µç×ÓµÈÁ£×ÓÔÚÒýÁ¦³¡ÖеÄÐÐΪ.JPG
ÍòÓÐÒýÁ¦Á¿×Ó»¯£¬Ö¤Ã÷²ÂÏëµÄ¼ÆËã·½·¨-1
µç×ÓÔÚÖØÁ¦³¡ÖмÓËÙ£¬¹ßÐÔÖÊÁ¿ºÍÉϹâϹâµÄ¹ØÏµ.JPG
ÉϹâµÄºìÒÆÂÊ£¬Ï¹âµÄÀ¶ÒÆÂÊÏàµÈ¶¼ÊÇa£¨aËæÒýÁ¦³¡Ç¿²»Í¬ÊDZ仯µÄ£¬¼ò»¯¼ÆËãÌÖÂÛÒýÁ¦³¡Ç¿±ä»¯»ºÂýµÄÇé¿ö£¬a½üËÆ²»±ä£©
ÒýÁ¦ºìÒÆ£¬
ÉϹâÄÜÁ¿Öð½¥Ë¥¼õ£¬Ë¥¼õËÙ¶È·Å»º£¬ÉϹâ¹ßÐÔÖÊÁ¿£ºMÉÏ£¬¸ù¾ÝÖÊÄÜ·½³Ì£¬´ËÖÊÁ¿ÎªÄÜÁ¿£¬¾ßÓж¯Á¿
MÉÏ£º
1-a
1-a-(1-a)a
1-a-(1-a)a-[1-a-(1-a)a]a
1-a-(1-a)a-[1-a-(1-a)a]a-{1-a-(1-a)a-[1-a-(1-a)a]a}a
......
ÒýÁ¦À¶ÒÆ£¬
ϹâÄÜÁ¿Öð½¥Ôö¼Ó£¬Ôö¼ÓËٶȼӿ죬Ϲâ¹ßÐÔÖÊÁ¿£ºMÏ£¬¸ù¾ÝÖÊÄÜ·½³Ì£¬´ËÖÊÁ¿ÎªÄÜÁ¿£¬¾ßÓж¯Á¿
M주
1+a
1+a+(1+a)a
1+a+(1+a)a+[(1+a)+(1+a)a]a
1+a+(1+a)a+[(1+a)+(1+a)a]a+{1+a+(1+a)a+[(1+a)+(1+a)a]a}a
......
ÉϹâµÄºìÒÆÂÊ£¬Ï¹âµÄÀ¶ÒÆÂÊÏàµÈ¶¼ÊÇa
Á£×Ó¹ßÐÔÖÊÁ¿M=MÉÏ+MÏ£¬
ºÏ¶¯Á¿Mv=(MÏÂ-MÉÏ)c£¬cΪ¹âËÙ
Ft=Mv£¬¶¯Á¿±ä»¯Âʼ´ÊÇÖØÁ¦£¬ÖØÁ¦¼ÓËÙ¶ÈA=F/M=(MÏÂ-MÉÏ)c/£¨MÉÏ+MÏ£©t


[ Last edited by ·å·æ·ç·ê·é on 2013-12-19 at 05:17 ]
»Ø¸´´ËÂ¥

» ±¾ÌûÒÑ»ñµÃµÄºì»¨£¨×îÐÂ10¶ä£©

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

» ÇÀ½ð±ÒÀ²£¡»ØÌû¾Í¿ÉÒԵõ½:

²é¿´È«²¿É¢½ðÌù

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

laixuexi889

½ð³æ (ÕýʽдÊÖ)


¡ï ¡ï ¡ï ¡ï ¡ï ¡ï
Сľ³æ: ½ð±Ò+0.5, ¸ø¸öºì°ü£¬Ð»Ð»»ØÌû
·å·æ·ç·ê·é: ½ð±Ò+1, лл֧³Ö 2013-12-19 08:28:47
·å·æ·ç·ê·é: ½ð±Ò+4 2013-12-22 08:40:31
ÆÚ´ýÏÂÒ»´ÎÎïÀí½çµÄ¸ïÃü¡­¡­
16Â¥2013-12-19 08:07:59
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 275 ¸ö»Ø´ð

·å·æ·ç·ê·é

½ð³æ (ÖªÃû×÷¼Ò)


ÊÇÓÃÒýÁ¦ºìÒÆÀ´ÃèÊöÖØÁ¦¼ÓËٶȵijÉÒò

[ Last edited by ·å·æ·ç·ê·é on 2013-12-19 at 04:27 ]
2Â¥2013-12-18 16:52:40
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

·å·æ·ç·ê·é

½ð³æ (ÖªÃû×÷¼Ò)


×Ô¼ºÒ²²»¸Ò¿Ï¶¨£¬µ«ÊÇÓмÆËã·½·¨£¬¿ÉÒÔ´ÖÂÔÖ¤Ã÷ÕæÎ±

[ Last edited by ·å·æ·ç·ê·é on 2013-12-19 at 08:27 ]
3Â¥2013-12-18 16:53:16
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

jinwei331

ÖÁ×ðľ³æ (ÎÄ̳¾«Ó¢)


¡ï ¡ï ¡ï ¡ï ¡ï ¡ï
Сľ³æ: ½ð±Ò+0.5, ¸ø¸öºì°ü£¬Ð»Ð»»ØÌû
·å·æ·ç·ê·é: ½ð±Ò+1, лл 2013-12-19 08:29:12
·å·æ·ç·ê·é: ½ð±Ò+4 2013-12-22 08:40:19
¡­¡­¡­¡­¡­¡­¡­¡­¡­¡­
10Â¥2013-12-18 17:17:59
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
¼òµ¥»Ø¸´
2013-12-18 17:02  
ÒýÓûØÌû:
6Â¥: Originally posted by kiss20085537 at 2013-12-18 16:56:24

2013-12-18 17:03  
ÒýÓûØÌû:
7Â¥: Originally posted by ·å·æ·ç·ê·é at 2013-12-18 17:02:12

×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] ²ÄÁϹ¤³Ì085601£¬270Çóµ÷¼Á +41 @ASDF1234 2026-04-08 44/2200 2026-04-14 09:23 by barlinike
[¿¼ÑÐ] ²ÄÁϹ¤³Ì281»¹Óе÷¼Á»ú»áÂð +37 xaw. 2026-04-11 38/1900 2026-04-14 08:29 by ¿ÆÓîÀÏʦ
[¿¼ÑÐ] »¯¹¤Ñ§Ë¶294·Ö£¬Çóµ¼Ê¦ÊÕÁô +27 yzyzx 2026-04-12 30/1500 2026-04-14 05:42 by Î÷±±Íû¡ª·çɳ
[¿¼ÑÐ] 332Çóµ÷¼Á +15 ½¶½¶123 2026-04-10 15/750 2026-04-13 23:12 by pies112
[¿¼ÑÐ] 279Çóµ÷¼Á +11 ÕÅ·¬ÇѲ»³´µ° 2026-04-11 11/550 2026-04-13 22:25 by zhq0425
[¿¼ÑÐ] ¸´ÊÔµ÷¼Á +17 »ý¼«ÏòÉÏ£» 2026-04-10 19/950 2026-04-13 19:53 by ÏÐÈËÖÕÄÏɽ
[¿¼ÑÐ] 086000µ÷¼Á +6 Ê®Æßsa 2026-04-07 6/300 2026-04-12 11:05 by ´óÁ¦Ë®ÊÖÁ¦´óÎÞÇ
[¿¼ÑÐ] 291Çóµ÷¼Á +8 ¹ØÒä±±. 2026-04-11 8/400 2026-04-12 09:32 by ÄæË®³Ë·ç
[¿¼ÑÐ] ²ÄÁÏÓ뻯¹¤300Çóµ÷¼Á +39 Ф¿ªÎÄ 2026-04-09 43/2150 2026-04-12 01:30 by Çï¶¹²ËÑ¿
[¿¼ÑÐ] 086003µ÷¼ÁÇóÖú +21 ËÕß®Íò 2026-04-09 22/1100 2026-04-11 20:25 by dongdian1
[¿¼ÑÐ] 288Çóµ÷¼Á +15 ´úfish 2026-04-09 16/800 2026-04-11 10:26 by wwj2530616
[¿¼ÑÐ] Ò»Ö¾Ô¸±±Àí¹¤298Ó¢Ò»Êý¶þÒÑÉϰ¶£¬¸Ðл¸÷λÀÏʦ +14 Reframe 2026-04-10 16/800 2026-04-10 23:07 by caotw2020
[¿¼ÑÐ] µ÷¼Á +12 ¾í¾í¾íÐIJË_ 2026-04-09 13/650 2026-04-10 22:36 by Ftglcn90
[¿¼ÑÐ] Çóµ÷¼Á +5 ²»»á·ÉµÄÓã@ 2026-04-10 5/250 2026-04-10 19:07 by chemisry
[¿¼ÑÐ] 293µ÷¼Á +25 yj1221 2026-04-08 26/1300 2026-04-10 15:02 by ²ñС°×
[¿¼ÑÐ] µ÷¼ÁÉêÇë086000Ò»Ö¾Ô¸Î÷±±Å©ÁֿƼ¼´óѧÉúÎïÓëÒ½Ò©320·Ö-±¾¿ÆÆë³¹¤Òµ´óѧ +3 ÃÀÃÀŮʿ 2026-04-09 3/150 2026-04-10 10:31 by liuhuiying09
[¿¼ÑÐ] ±¾¿Æ211 ¹¤¿Æ085400 280·ÖÇóµ÷¼Á ¿É¿çרҵ +3 LZH£¨µÈ´ýµ÷¼ÁÖÐ 2026-04-09 3/150 2026-04-09 21:29 by wutongshun
[¿¼ÑÐ] 085400µç×ÓÐÅÏ¢Àࣨ´¨´ó¿ØÖƹ¤³Ì£©Çóµ÷¼Á¿É¿çרҵ ÇóÀÏʦÁªÏµ +3 626776879 2026-04-08 3/150 2026-04-09 16:05 by Öí»á·É
[¿¼ÑÐ] ÕÐÊÕÓлú»¯Ñ§¡¢»¯¹¤£¬Ò©Ñ§£¬Ê³Æ·µÆ×¨ÒµÑ§Éú +3 yrfhjgdj 2026-04-08 3/150 2026-04-09 10:15 by QYQX_123
[¿¼ÑÐ] ¶þ´Îµ÷¼ÁÇóÀÏʦÊÕÁô +3 ЦЦԬ 2026-04-08 3/150 2026-04-08 23:50 by ×íÔÚ·çÀï
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û