²é¿´: 2377  |  »Ø¸´: 13

hank612

ÖÁ×ðľ³æ (ÖøÃûдÊÖ)

ÒýÓûØÌû:
10Â¥: Originally posted by 309065816 at 2014-07-08 15:49:48
ÎÒ°²×°ÁËÒ»¸ömathematics9.0£¬µãÎļþ-н¨-³ÌÐò°ü£¬È»ºó°´ÕÕÄãÕÕÆ¬ÀïÃæµÄÊäÈë,È»ºóÔËÐгÌÐò°ü£¬Ã»ÓÐÊä³ö½á¹û£¬
=GroebnerBasis
Ìáʾ£º
Syntax::tsntxi: "=GroebnerBasis" ²»ÍêÕû£»ÐèÒª¸ü¶àÊäÈë.
Syn ...

ÓÃMathematica9.0 ÀïÃæÒ»¸ö½Ð MathKernel µÄ×é¼þ°É£¬Ã²ËÆÎÒÅöµ½¸úÄãÒ»ÑùµÄÎÊÌ⣬ È»ºóÕÒµ½ÄǸö×é¼þ½â¾öÎÊÌâµÄ¡£

µ±Äã¿ÉÒÔÔËÐÐGroebnerBasis ºó£¬ Ö»Òª½« {x,D,c,k1,k01,k4,k5,k2,k02,k3},{y,z} ÖÐxÓëy»òÕßz»¥»»Î»Ö㬠¾Í¿ÉÒԵõ½Ö»º¬y»òzµÄ¶àÏîʽÁË¡£

µ±´ð°¸×ã¹»¸´ÔÓʱ£¬ÕæÐIJ»½¨ÒéÊÖËã¡£ÕâÄêͷ֪ʶ´ó±¬Õ¨£¬ÄܼÇס¼¸¸öÔ­Àí¾Í¹»Í·´óÁË£¬ ʣϵĽ»¸ø×¨ÒµÈí¼þºÃÁË¡£
We_must_know. We_will_know.
11Â¥2014-07-08 23:18:11
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

309065816

ľ³æ (ÕýʽдÊÖ)

ÒýÓûØÌû:
11Â¥: Originally posted by hank612 at 2014-07-08 23:18:11
ÓÃMathematica9.0 ÀïÃæÒ»¸ö½Ð MathKernel µÄ×é¼þ°É£¬Ã²ËÆÎÒÅöµ½¸úÄãÒ»ÑùµÄÎÊÌ⣬ È»ºóÕÒµ½ÄǸö×é¼þ½â¾öÎÊÌâµÄ¡£

µ±Äã¿ÉÒÔÔËÐÐGroebnerBasis ºó£¬ Ö»Òª½« {x,D,c,k1,k01,k4,k5,k2,k02,k3},{y,z} ÖÐxÓëy»òÕßz»¥»» ...

ллÁË£¬ÕÒµ½ÄǸö×é¼þËã³öÀ´ÁË¡£ÊÇÀÏʦҪÇóÊÖËãµÄ£¬ËûÈÏΪmatlab×Ô´øµÄsolveº¯Êý½â·½³Ì²»¹»×¼È·£¬ÈÃÎÒ×Ô¼ºÊÖËãÈ»ºó°´ÕÕ·½³ÌµÄÇó¸ù¹«Ê½¼ÆËã¡£»¹ÏëÇë½Ìһϣ¬ÄãÓùýmatlab½â·ÇÏßÐÔ·½³Ì×éÂ𣿽â³öÀ´µÄ½â׼ȷÂð£¿
12Â¥2014-07-09 16:21:07
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

cooooldog

Ìú¸Ëľ³æ (ÖøÃûдÊÖ)

ส็็็

ÒýÓûØÌû:
12Â¥: Originally posted by 309065816 at 2014-07-09 16:21:07
ллÁË£¬ÕÒµ½ÄǸö×é¼þËã³öÀ´ÁË¡£ÊÇÀÏʦҪÇóÊÖËãµÄ£¬ËûÈÏΪmatlab×Ô´øµÄsolveº¯Êý½â·½³Ì²»¹»×¼È·£¬ÈÃÎÒ×Ô¼ºÊÖËãÈ»ºó°´ÕÕ·½³ÌµÄÇó¸ù¹«Ê½¼ÆËã¡£»¹ÏëÇë½Ìһϣ¬ÄãÓùýmatlab½â·ÇÏßÐÔ·½³Ì×éÂ𣿽â³öÀ´µÄ½â׼ȷÂð£¿...

·ÇÏßÐÔ·½³Ì×éµÄÇó½âÓкܶ෽·¨.
Â¥Ö÷ÄãÕâÖÖ¹æÄ£µÄÎÊÌâ´ÓÊýÖµÊýѧµÄ½Ç¶È¸ù±¾²»ÊÇÒ»¸öÎÊÌâ.

1.Äã¶Ô¾«¶ÈµÄÒªÇóµ½µ×Óжà¸ß?Ë«¾«¶È»¹²»¹»Âð?

2.Èç¹ûËùÓÐϵÊý¶¼ÒÑÖª,ÓÃmathematicaµÄNSolve[]ºÜÈÝÒ×Çó½â;

Èç¹ûΪÁ˳öÂÛÎÄ, Äã¿ÉÒÔÓøü¸´ÔÓһЩµÄ·½·¨,±ÈÈçÈç¹ûÄ㵼ʦϲ»¶Matlab,²»·ÁÓÃmatlabµÄһЩÁ£×ÓȺËã·¨µÄ¿ªÔ´´úÂë,ËäȻûÓÐÌ«´óµÄ±ØÒª,µ«ÊDz»·Á¶Ô±ÈÒ»ÏÂ;

°ÑÎÊÌâת»¯Îª×îС»¯ÎÊÌâ,Çó½â·½·¨¾ÍºÜ¶àÁË.µ«ÊÇ,ÕâÖÖ¼¶±ðºÍ¹æÄ£µÄÎÊÌâ,²»ÖµµÃÕâô´ó·ÑÖÜÕÂ.

¶àÏîʽ·½³Ì×é°ëÊýÖµ·½·¨, ±ÈÈç ͬÂ×ÑÓÍØ(Homotopy continuation)ÊǹúÄÚÍâÑо¿ºÜ³ÉÊìµÄ·½·¨, mapleÖÐ,mathematica 10.0.0µÄNSolveÖж¼ÓÐÏֳɵÄÑ¡Ïî,¿ÉÒÔÇó³ö¸´ÊýÓòÉÏµÄ È«²¿½â.

¹Ø¼üÄãҪȷÈÏ×Ô¼ºµÄÐèÒªµ½µ×ÊÇÔõÑùµÄ
ส็็็็็็็็็็็็็็็็็็็็
13Â¥2014-07-28 12:23:54
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

309065816

ľ³æ (ÕýʽдÊÖ)

ÒýÓûØÌû:
13Â¥: Originally posted by cooooldog at 2014-07-28 12:23:54
·ÇÏßÐÔ·½³Ì×éµÄÇó½âÓкܶ෽·¨.
Â¥Ö÷ÄãÕâÖÖ¹æÄ£µÄÎÊÌâ´ÓÊýÖµÊýѧµÄ½Ç¶È¸ù±¾²»ÊÇÒ»¸öÎÊÌâ.

1.Äã¶Ô¾«¶ÈµÄÒªÇóµ½µ×Óжà¸ß?Ë«¾«¶È»¹²»¹»Âð?

2.Èç¹ûËùÓÐϵÊý¶¼ÒÑÖª,ÓÃmathematicaµÄNSolve[]ºÜÈÝÒ×Çó½â;

Èç¹ûΪ ...

1¡¢ÎÒÓÃmatlab¼ÆËã¶¼ÊÇË«¾«¶ÈµÄ¡£µ«ÊÇËã³öÀ´µÄx,y,z´ø»ØÔ­·½³ÌºóµÄ½á¹û²»Îª0£¬´ó¸ÅÊýÁ¿¼¶ÔÚ-15´Î·½×óÓÒ£¬µ«Êǰ´ÕÕmatlabÀïÃæµÄ¾«¶Èeps=2.2*10-16£¬ËùÒÔÈÏΪ½â³öÀ´µÄ½â²»×¼È·¡£
2¡¢ÒòΪҪѭ»·¸³Öµ£¬²»µ¥µ¥Ö»ÓÐÒ»×é²ÎÊýÖµ£¬ËùÒÔ»¹ÊÇÐèÒªÇó³öÒ»¸ö¾ßÌåµÄ±í´ïʽ£¬ÔÚMATLABÖнøÐбà³Ì×÷Ϊ×Óº¯Êý½øÐе÷Óã¬Ñ­»·¶Ô²ÎÊý¸³Öµ
3¡¢Çó³ö½âÖ»ÊÇÎÒÖ÷³ÌÐòÀïµÄһС²¿·Ö£¬ËùÒÔÎÒµÄһЩ¼ÆËã»ù±¾ÒªÔÚMATLABÀïÃæ½øÐУ¬»òÕß¿ÉÒÔ¸úMATLAB»¥Í¨µÄһЩÈí¼þ¡£µ«ÊÇÕâЩ¾Í¸ü²»¶®ÁË¡£ÎÒ¶ÔMATLABÒ²×î¶à¾ÍÄ£·Â×Åд¼¸¾ä³ÌÐò£¬¶àÁ˾Ͳ»»áÁË¡£
Äã˵µÄÆäËûµÄÖ»Ìý¹ýû½Ó´¥¹ý£¬²ÑÀ¢ÁË£¡
14Â¥2014-07-29 12:57:08
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ 309065816 µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 085602»¯Ñ§¹¤³Ì350£¬µ÷¼Á£¬ÓÐûÓÐ211µÄ +4 ÀûºÃÀûºÃ. 2026-03-02 7/350 2026-03-02 21:46 by sunny81
[¿¼ÑÐ] 0856²ÄÁÏÓ뻯¹¤£¬270Çóµ÷¼Á +11 YXCT 2026-03-01 13/650 2026-03-02 21:38 by sunny81
[¿¼ÑÐ] 321Çóµ÷¼ÁÒ»Ö¾Ô¸¶«±±ÁÖÒµ´óѧ²ÄÁÏÓ뻯¹¤Ó¢¶þÊý¶þ +5 ³æ³æ³æ³æ³æ7 2026-03-01 9/450 2026-03-02 21:33 by sunny81
[¿¼ÑÐ] ²ÄÁϹ¤³Ìר˶283Çóµ÷¼Á 5+5 £¬£¡£¿ 2026-03-02 7/350 2026-03-02 20:27 by hypershenger
[¿¼ÑÐ] 085600²ÄÁϹ¤³ÌÒ»Ö¾Ô¸Öпƴó×Ü·Ö312Çóµ÷¼Á +9 ³ÔÏüÒ¹1 2026-02-28 11/550 2026-03-02 20:14 by hypershenger
[¿¼ÑÐ] ²ÄÁÏ284Çóµ÷¼Á£¬Ò»Ö¾Ô¸Ö£ÖÝ´óѧӢһÊý¶þר˶ +15 ÏëÉϰ¶µÄÍÁ²¦Êó 2026-02-28 15/750 2026-03-02 20:13 by hypershenger
[¿¼ÑÐ] µ÷¼Á +3 13853210211 2026-03-02 3/150 2026-03-02 19:59 by hypershenger
[¿¼ÑÐ] 306·Ö²ÄÁϵ÷¼Á +5 chuanzhu´¨Öò 2026-03-01 6/300 2026-03-02 19:51 by ÕÅÏþ·¼0105
[¿¼ÑÐ] ²ÄÁϹ¤³Ì274Çóµ÷¼Á +5 Lilithan 2026-03-01 5/250 2026-03-02 19:39 by caszguilin
[¿¼²©] ²©Ê¿×Ô¼ö +4 kkluvs 2026-02-28 5/250 2026-03-02 19:19 by ÇáËɲ»ÉÙËæ
[¿¼ÑÐ] ¸ß·Ö×Ó»¯Ñ§ÓëÎïÀíµ÷¼Á +6 ºÃºÃºÃ1233 2026-02-28 15/750 2026-03-02 18:47 by caszguilin
[¿¼ÑÐ] 282Çóµ÷¼Á +4 2103240126 2026-03-02 6/300 2026-03-02 18:07 by 2103240126
[¿¼ÑÐ] Ç廪´óѧ ²ÄÁÏÓ뻯¹¤ 353·ÖÇóµ÷¼Á +4 awaystay 2026-03-02 5/250 2026-03-02 17:33 by yeahyou
[¿¼ÑÐ] 291 Çóµ÷¼Á +3 »¯¹¤2026½ì±ÏÒµÉ 2026-03-02 3/150 2026-03-02 12:55 by houyaoxu
[¿¼ÑÐ] 265·ÖÇóµ÷¼Á²»µ÷רҵºÍѧУÓÐÐÐѧÉÏ¾Í +6 ÀñÌö¡Õæ258 2026-02-28 9/450 2026-03-02 12:04 by 52hz~~
[¿¼ÑÐ] ²ÄÁÏѧ˶318Çóµ÷¼Á +14 February_Feb 2026-03-01 16/800 2026-03-02 11:17 by yuchj
[¿¼ÑÐ] ²ÄÁϹ¤³Ì269Çóµ÷¼Á +3 °×´Ìõ 2026-03-02 3/150 2026-03-02 09:25 by Ò»ÐݸçFU
[¿¼ÑÐ] 313Çóµ÷¼Á +3 Ë®Á÷Äêlc 2026-02-28 3/150 2026-03-01 16:01 by ÐÂÄÜÔ´´ïÈË
[¿¼ÑÐ] 307Çóµ÷¼Á +4 73372112 2026-02-28 6/300 2026-03-01 00:04 by ll247
[¸ß·Ö×Ó] Çó»·ÑõÊ÷Ö¬Ñз¢1Ãû +3 Ëïxc 2026-02-25 11/550 2026-02-28 16:57 by ichall
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û