±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 854  |  »Ø¸´: 3
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

liuzhuanling

Ìú³æ (³õÈëÎÄ̳)

[ÇóÖú] BBM·½³ÌÇóÖú£¬¼±Ñ½

eq1 := diff(u(x, t), t)+diff(u(x, t), x)+u(x, t)*(diff(u(x, t), x))-(diff(u(x, t), x, x, t))   ÄÜ·ñÓÃÖ±½Ó½Ø¶Ï·¨½â£¿
Íò·Ö¸Ðл£¡
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

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

liuzhuanling

Ìú³æ (³õÈëÎÄ̳)

ËÍÏÊ»¨Ò»¶ä
ÒýÓûØÌû:
Â¥: Originally posted by Áú¶þÒ¯ at 2011-11-25 10:31:37:
ÀíÂÛÉÏÓ¦¸Ã¿ÉÒÔ£¬Ò²¿ÉÒÔÓÃÀîȺÇó½â¡£Ô¼»¯ºóµÄÒ»°ã¶¼ÊÇÅËÀÕΤ¿É»ýϵͳ¡£

лл£¡
3Â¥2012-03-14 11:27:48
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 4 ¸ö»Ø´ð

Áú¶þÒ¯

Ìú¸Ëľ³æ (ÖøÃûдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

ÀíÂÛÉÏÓ¦¸Ã¿ÉÒÔ£¬Ò²¿ÉÒÔÓÃÀîȺÇó½â¡£Ô¼»¯ºóµÄÒ»°ã¶¼ÊÇÅËÀÕΤ¿É»ýϵͳ¡£

» ±¾ÌûÒÑ»ñµÃµÄºì»¨£¨×îÐÂ10¶ä£©

2Â¥2011-11-25 10:31:37
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

liuzhuanling

Ìú³æ (³õÈëÎÄ̳)

maple³ÌÐò£ºdiff(u(x,t),t)-mu*diff(u(x,t),x$2)+2*u(x,t)*mu*diff(u(x,t)µÄÍÖÔ²º¯ÊýÐÎʽ½â
4Â¥2012-05-07 00:14:04
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] ²ÄÁÏÓ뻯¹¤272Çóµ÷¼Á +6 °¢Ë¹µÙ·Ò2004 2026-03-28 6/300 2026-03-28 09:55 by Î޼ʵIJÝÔ­
[¿¼ÑÐ] 330Ò»Ö¾Ô¸Öйúº£Ñó´óѧ »¯Ñ§¹¤³Ì 085602 ÓжÁ²©ÒâÔ¸ Çóµ÷¼Á +3 wywy.. 2026-03-27 4/200 2026-03-28 03:32 by fmesaito
[¿¼ÑÐ] 283Çóµ÷¼Á£¨080500£© +4 A child 2026-03-27 4/200 2026-03-27 15:34 by XPUÀîÇì
[¿¼ÑÐ] 0856µ÷¼Á +5 ÇóÇóÈÃÎÒÓÐÊé¶Á° 2026-03-26 6/300 2026-03-27 15:12 by caszguilin
[¿¼ÑÐ] 305Çóµ÷¼Á +5 ÍÛ¬¿¨¿â 2026-03-26 5/250 2026-03-27 14:01 by laoshidan
[¿¼ÑÐ] 334Çóµ÷¼Á +3 ÓêÇåÌìÇç 2026-03-21 3/150 2026-03-27 11:30 by ²»³Ôô~µÄ؈
[¿¼ÑÐ] µ÷¼Á +3 Àî¼Îͼ¡¤S¡¤Â· 2026-03-27 3/150 2026-03-27 11:19 by wangjy2002
[¿¼ÑÐ] ²ÄÁÏѧ˶£¬Çóµ÷¼Á 6+5 ÌǺù«888ll 2026-03-22 10/500 2026-03-27 08:18 by hypershenger
[¿¼ÑÐ] 081200-11408-276ѧ˶Çóµ÷¼Á +4 ´Þwj 2026-03-26 4/200 2026-03-27 08:04 by chemisry
[¿¼ÑÐ] 342Çóµ÷¼Á +3 ¼ÓÓÍaÀîzs 2026-03-26 3/150 2026-03-27 00:29 by wxiongid
[¿¼ÑÐ] Ò»Ö¾Ô¸»ªÀí£¬ÊýÒ»Ó¢Ò»285ÇóAÇøµ÷¼Á +8 AZMK 2026-03-25 10/500 2026-03-26 22:37 by ѧԱ8dgXkO
[¿¼ÑÐ] 333Çóµ÷¼Á +7 87639 2026-03-21 12/600 2026-03-26 22:08 by ²»³Ôô~µÄ؈
[¿¼ÑÐ] 352Çóµ÷¼Á +4 ´óÃ×·¹£¡ 2026-03-22 4/200 2026-03-26 16:40 by ²»³Ôô~µÄ؈
[¿¼ÑÐ] 085601Çóµ÷¼Á×Ü·Ö293Ó¢Ò»Êý¶þ +4 ¸ÖÌú´óÅÚ 2026-03-24 4/200 2026-03-26 16:28 by dick_runner
[¿¼ÑÐ] 334·Ö Ò»Ö¾Ô¸ÎäÀí ²ÄÁÏÇóµ÷¼Á +4 ÀîÀî²»·þÊä 2026-03-26 4/200 2026-03-26 16:00 by ²»³Ôô~µÄ؈
[¿¼ÑÐ] ×Ü·Ö293Çóµ÷¼Á +6 ¼ÓÒ»Ò»¾Å 2026-03-25 8/400 2026-03-26 13:30 by yujianx
[¿¼ÑÐ] 344Çóµ÷¼Á +3 desto 2026-03-24 3/150 2026-03-24 10:09 by ²«»÷518
[¿¼ÑÐ] Ò»Ö¾Ô¸ºÓ±±¹¤Òµ´óѧ0817»¯¹¤278·ÖÇóµ÷¼Á +7 jhybd 2026-03-23 12/600 2026-03-24 09:03 by jhybd
[¿¼ÑÐ] Ò»Ö¾Ô¸¹ú¿Æ¹ý³ÌËù081700£¬274Çóµ÷¼Á +3 ÈýË®ÑÐ0Ë®Á¢·½ 2026-03-23 3/150 2026-03-23 23:11 by MajorWen
[¿¼ÑÐ] 269Çóµ÷¼Á +4 ÎÒÏë¶ÁÑÐ11 2026-03-23 4/200 2026-03-23 21:25 by pswait
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û