±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 3561  |  »Ø¸´: 5

goleo

ľ³æ (ÕýʽдÊÖ)

[ÇóÖú] MATLABÇó½âƫ΢·Ö·½³Ì×é

±¾È˲ËÄñ£¬ÓÐÁ½¸öÎÊÌâÏëÇë½Ì
1.ÓÃpdeÇó½âƫ΢·Ö·½³Ì×飬ËùÓеÄpdefun¶¼¿ÉÒÔ»¯Îª±ê×¼¸ñʽÂð£¿
2.ÓÐÈçÏ·½³Ì×飨¸½¼þ£©£¬Çë¸ßÈ˰ïæ£¬¿ÉÒÔÓÃpdepeÃüÁîÇóÊýÖµ½âÂð£¿ÏëÄ£Äâ³öÒ»Ìõc¹ØÓÚtµÄÇúÏߣ¬ÓëʵÑé²âµÃµÄc-tÇúÏß¶Ô±È
ÆäÖУ¬q,c,cp,rºÍtΪ±äÁ¿


ÁíÍ⣬mathtype±à¼­µÄ¹«Ê½£¬¸Ð¾õµÚ¶þÐÐÒÔÏÂÓеãÏñÐü¹ÒËõ½ø£¬Ôõô½â¾ö
MATLABÇó½âƫ΢·Ö·½³Ì×é
¿×À©É¢.gif

[ Last edited by goleo on 2014-2-19 at 11:02 ]
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

·ÂþÂþÆäÐÞÔ¶Ù⣬ÎὫÉÏ϶øÇóË÷
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

goleo

ľ³æ (ÕýʽдÊÖ)

×Ô¼º¶¥Ò»¸ö
·ÂþÂþÆäÐÞÔ¶Ù⣬ÎὫÉÏ϶øÇóË÷
2Â¥2014-02-22 16:39:28
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

goleo

ľ³æ (ÕýʽдÊÖ)

²»ÄܳÁ°¡
·ÂþÂþÆäÐÞÔ¶Ù⣬ÎὫÉÏ϶øÇóË÷
3Â¥2014-02-22 16:39:40
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

arising2010

Í­³æ (ÕýʽдÊÖ)

Äã°Ñq´øÈëµÚÒ»¸öƫ΢·Ö·½³Ì£¬ÕûÀí³ÉÍêÈ«¹ØÓÚcmµÄ·½³Ì
matlabÀïºÃÏñÓÐÖ±½ÓÇó½âÕâÀà·½³ÌµÄÃüÁî¡£
Õâ¸ö½â³öÀ´ÁË£¬ºóÃæÁ½¸ö¾ÍºÃÇóÁË

[ ·¢×ÔÊÖ»ú°æ http://muchong.com/3g ]
4Â¥2014-02-23 01:06:07
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

goleo

ľ³æ (ÕýʽдÊÖ)

ÒýÓûØÌû:
4Â¥: Originally posted by arising2010 at 2014-02-23 01:06:07
Äã°Ñq´øÈëµÚÒ»¸öƫ΢·Ö·½³Ì£¬ÕûÀí³ÉÍêÈ«¹ØÓÚcmµÄ·½³Ì
matlabÀïºÃÏñÓÐÖ±½ÓÇó½âÕâÀà·½³ÌµÄÃüÁî¡£
Õâ¸ö½â³öÀ´ÁË£¬ºóÃæÁ½¸ö¾ÍºÃÇóÁË

ÄÜ·ñ°ïÎÒ¿´Ò»ÏÂÈçÏÂ½âÆ«Î¢·Ö·½³ÌµÄ´úÂ룬ÕâÊDzÉÓõÄʲôÊýÖµ½â·¨£¬ÓÐÏÞ²î·Ö£¿µ«¿´×Ź«Ê½²»Ïñ
NN=20;
hk=1/NN;
RT=[(1-1/sqrt(3))/2 (1+1/sqrt(3))/2]';
H=[(1-RT).^2.*(1+2*RT) RT.*(1-RT).^2 RT.^2.*(3-2*RT) RT.^2.*(RT-1)];
A=[6*RT.*(RT-1) (1-RT).*(1-3*RT) -6*RT.*(RT-1) RT.*(3*RT-2)];
B=[12*RT-6 6*RT-4 6-12*RT 6*RT-2];
E=diag([1,hk,1,hk]);
H=H*E; A=A*E; B=B*E;
MatrixM=zeros(2*NN,2*NN);
MatrixH=zeros(2*NN+2,2*NN+2);            
MatrixA=zeros(2*NN+2,2*NN+2);   
MatrixB=zeros(2*NN+2,2*NN+2);            
for i=1:NN
   MatrixM(2*i-1:2*i,2*i-1:2*i+2)=H(:,;
   MatrixH(2*i:2*i+1,2*i-1:2*i+2)=H(:,;
   MatrixA(2*i:2*i+1,2*i-1:2*i+2)=A(:,;
   MatrixB(2*i:2*i+1,2*i-1:2*i+2)=B(:,;
end
%MatrixH(2*NN+1:2*NN+2,2*NN:2*NN+2)=H(:,[1 2 3]);
%MatrixA(2*NN+1:2*NN+2,2*NN:2*NN+2)=A(:,[1 2 3]);
%MatrixB(2*NN+1:2*NN+2,2*NN:2*NN+2)=B(:,[1 2 3]);
MatrixH(1,1)=1;
MatrixH(1,2)=-1/Peclet; %Peclet¾ÍÊÇÒ»¸ö¾ßÌåÊý
MatrixH(2*NN+2,2*NN+2)=1;
MatrixH;
MatrixA;
MatrixB;
%--------------------------------------------------------------------------
A=MatrixA/hk;
·ÂþÂþÆäÐÞÔ¶Ù⣬ÎὫÉÏ϶øÇóË÷
5Â¥2014-02-24 17:33:56
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

goleo

ľ³æ (ÕýʽдÊÖ)

ÒýÓûØÌû:
4Â¥: Originally posted by arising2010 at 2014-02-23 01:06:07
Äã°Ñq´øÈëµÚÒ»¸öƫ΢·Ö·½³Ì£¬ÕûÀí³ÉÍêÈ«¹ØÓÚcmµÄ·½³Ì
matlabÀïºÃÏñÓÐÖ±½ÓÇó½âÕâÀà·½³ÌµÄÃüÁî¡£
Õâ¸ö½â³öÀ´ÁË£¬ºóÃæÁ½¸ö¾ÍºÃÇóÁË

ËäÈ»»¹ÊÇû¶®£¬Ð»Ð»ÄãµÄ»Ø´ð
Ïë¸øÄã½ð±Ò£¬µ«ÒòÄãµÄ»ØÌû²»ÊÇÓ¦Öú»ØÌû£¬Ã»°ì·¨£¬Äã¿ÉÒÔÓ¦Öúһϣ¬¹þ¹þ
·ÂþÂþÆäÐÞÔ¶Ù⣬ÎὫÉÏ϶øÇóË÷
6Â¥2014-02-24 17:36:16
ÒÑÔÄ   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ goleo µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] ³õÊÔ301£¬´úÂë085701»·¾³¹¤³Ì£¬±¾Ë¶Ò»Ö£¬ËÄÁù¼¶Òѹý£¬ÓжþÇøÒ»×÷£¬¹²·¢±í5ƪÂÛÎÄ +10 axibli 2026-04-01 11/550 2026-04-06 22:39 by guanxin1001
[¿¼ÑÐ] 085600²ÄÁÏÓ뻯¹¤×¨Ë¶329 Çóµ÷¼Á +11 ¶îcc 2026-04-06 11/550 2026-04-06 22:33 by chenzhimin
[¿¼ÑÐ] 0703»¯Ñ§µ÷¼Á 348·Ö +7 °¦ÎÒ³¬ÕæÃ»ÕÐÁË 2026-04-06 7/350 2026-04-06 19:50 by lijunpoly
[¿¼ÑÐ] 307Çóµ÷¼Á +3 ËùÄî¼°ËùÍû 2026-04-06 3/150 2026-04-06 17:30 by ÍÁľ˶ʿÕÐÉú
[¿¼ÑÐ] 285Çóµ÷¼Á +8 AZMK 2026-04-04 11/550 2026-04-06 13:56 by BruceLiu320
[¿¼ÑÐ] ÉúÎïѧÇóµ÷¼Á +5 15064154688 2026-04-03 5/250 2026-04-06 11:56 by lijunpoly
[¿¼ÑÐ] Çóµ÷¼Á +11 ÐܶþÏëÉϰ¶ 2026-04-04 11/550 2026-04-05 22:21 by ×íÎÌwl
[¿¼ÑÐ] Ò»Ö¾Ô¸Çà¿Æ085500£¬³õÊÔ295·Ö£¬¹«¹²¿Î213·Ö +3 Óöµ½µÄÈËÔ¸Íû¶¼Ä 2026-04-05 3/150 2026-04-05 18:45 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 313Çóµ÷¼Á +5 º£ÈÕº£ÈÕ 2026-04-04 5/250 2026-04-05 15:52 by jndximd
[¿¼²©] É격 +7 IQwQl 2026-04-04 7/350 2026-04-04 23:32 by mumin1990
[¿¼ÑÐ] 085400µç×ÓÐÅÏ¢319Çóµ÷¼Á£¨½ÓÊÜ¿çרҵµ÷¼Á£© +5 ÐÇÐDz»Õ£ÑÛà¶ 2026-04-03 6/300 2026-04-04 21:50 by hemengdong
[¿¼ÑÐ] 283Çóµ÷¼Á +4 mcbbc 2026-04-03 5/250 2026-04-04 20:51 by imissbao
[¿¼ÑÐ] ²ÄÁÏ295 +13 СӢ11 2026-04-03 14/700 2026-04-04 09:02 by À´¿´Á÷ÐÇÓê10
[¿¼ÑÐ] Çóµ÷¼Á +8 akdhjs 2026-04-03 8/400 2026-04-03 18:17 by ´÷άING
[¿¼ÑÐ] 366Çóµ÷¼Á +7 sbdnd 2026-04-03 7/350 2026-04-03 12:40 by cymywx
[¿¼ÑÐ] 314Çóµ÷¼Á +11 1xiaojun23 2026-03-31 12/600 2026-04-02 12:31 by 1xiaojun23
[¿¼ÑÐ] 261ÇóBÇøµ÷¼Á +5 Ã÷×С¤ 2026-04-01 7/350 2026-04-02 11:17 by ×Þξξ
[¿¼ÑÐ] Ò»Ö¾Ô¸9³õÊÔ366 ±¾Ë«·ÇÇóµ÷¼Á +4 ÔËÆøÀ´µÃÈôÓÐËÆÎ 2026-04-02 4/200 2026-04-02 09:56 by guanxin1001
[¿¼ÑÐ] Çóµ÷¼Á0703 +5 ÖܼÎÒ¢ 2026-03-31 8/400 2026-04-01 20:32 by ltltkkk
[˶²©¼ÒÔ°] ¿¼Ñе÷¼Á +5 ÂæÍÕÄÐÈË 2026-04-01 5/250 2026-04-01 14:28 by syjjj0321
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û