±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 299  |  »Ø¸´: 2
µ±Ç°Ö÷ÌâÒѾ­´æµµ¡£
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

kele888888

½ð³æ (СÓÐÃûÆø)

[½»Á÷] MATLAB¿ÉÒÔ¼ÆËã¸ß½×·ÇÏßÐÔ·½³Ì×éÂð£¿

ÈçÏ£º

3X1^4+X2^2-X3=15
X1^2+X2+X3^3=25
X1^3-X2+X3^2=16


Ò»¹²3¸öδ֪Êý£¬3¸ö·½³Ì£¬¿ÉÒÔÓÃMATLAB¼ÆËã³ö´ð°¸Âð£¿Äܾٸö³ÌÐòµÄÀý×ÓÂð£¿Ð»Ð»~

[ Last edited by sunxiao on 2009-3-9 at 09:00 ]
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

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

wshwsh3023

гæ (³õÈëÎÄ̳)

MATLABºÜÈÝÒ×½âÕâÀà·½³ÌµÄ
3Â¥2008-10-31 21:22:48
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 3 ¸ö»Ø´ð

fspdlh

½ð³æ (ÕýʽдÊÖ)

¡ï ¡ï
sunxiao(½ð±Ò+2,VIP+0):лл²ÎÓ룬³Ùµ½µÄ½±Àø 3-9 09:01
function y=fun(x)
y(1)=3*X(1)^4+X(2)2^2-X(3)-15
y(2)=
y(3)=
y(2)ºÍy(3)Äã×Ô¼ºÐ´°É£¬È»ºó
x=fsolve('fun',[a,b,c])
a,b,cΪ³õÖµ£¬¾Í¿ÉÒÔÁË
2Â¥2008-09-06 13:18:09
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 329Çóµ÷¼Á +10 miaodesi 2026-04-02 12/600 2026-04-04 10:38 by jxstnuZYX
[¿¼ÑÐ] 400·ÖÇóµ÷¼Á +3 ÞÏÞÎÇÒÄÓÍ· 2026-04-04 3/150 2026-04-04 08:41 by jp9609
[¿¼ÑÐ] 085601Ò»Ö¾Ô¸±±Àí325·ÖÇóµ÷¼Á +6 ÕÒµ÷¼Á£¬£¬ 2026-04-02 6/300 2026-04-03 22:20 by –¹Æ?
[¿¼ÑÐ] »¯Ñ§308·Öµ÷¼Á +21 ÄãºÃÃ÷ÌìÄãºÃ 2026-03-30 22/1100 2026-04-03 21:32 by °ÙÁéͯ888
[¿¼ÑÐ] 329Çóµ÷¼Á£¬Ò»Ö¾Ô¸Î÷±±¹¤Òµ´óѧ£¬²ÄÁϹ¤³Ì£¨085601£© +8 СС»úÁ鳿 2026-03-29 14/700 2026-04-03 19:38 by lijunpoly
[¿¼ÑÐ] 335Çóµ÷¼Á +7 ÉòÇåÁ§ 2026-04-03 7/350 2026-04-03 18:55 by lijunpoly
[¿¼ÑÐ] 303Çóµ÷¼Á +10 DLkz1314. 2026-03-30 10/500 2026-04-03 18:03 by Jimmyandyou
[¿¼ÑÐ] 324Çóµ÷¼Á +4 ÏëÉÏѧÇóµ÷ 2026-04-03 4/200 2026-04-03 14:41 by rongligao
[¿¼ÑÐ] 085404×Ü·Ö289£¬Çóµ÷¼Á +3 Acesczlo 2026-03-29 3/150 2026-04-03 14:41 by µªÆøÆøÆø
[¿¼ÑÐ] 0854Çóµ÷¼Á +3 assdll 2026-04-03 3/150 2026-04-03 14:32 by fxue1114
[¿¼ÑÐ] 085501Ò»Ö¾Ô¸Ì칤´ó£¬»úеר˶Çóµ÷¼Á£¬¿ç²ÄÁÏ +3 33ÉÏ 2026-04-03 3/150 2026-04-03 14:08 by 1753564080
[¿¼ÑÐ] Ò»Ö¾Ô¸Öйú¿ÆÑ§Ôº´óѧ265Çóµ÷¼Á +9 Ìñµ­ye 2026-03-31 10/500 2026-04-03 11:10 by txp1986
[¿¼ÑÐ] 289Çóµ÷¼Á +4 Acesczlo 2026-03-29 5/250 2026-04-03 10:09 by ²»168
[¿¼ÑÐ] ½»Í¨ÔËÊ俼ÊÔ264·ÖÇ󹤿Ƶ÷¼Á +4 jike777 2026-04-02 4/200 2026-04-02 21:53 by zllcz
[¿¼ÑÐ] 277Çóµ÷¼Á +3 12A3 2026-04-02 3/150 2026-04-02 21:30 by swb0218
[¿¼ÑÐ] ÍÁľ304Çóµ÷¼Á +4 ÍÃͻͻͻ£¬ 2026-04-02 5/250 2026-04-02 21:16 by ÍÃͻͻͻ£¬
[¿¼ÑÐ] 270µ÷¼Á +7 maxjxbsk 2026-04-02 7/350 2026-04-02 09:50 by yulian1987
[¿¼ÑÐ] 085410 Ò»Ö¾Ô¸211 22408·ÖÊý359Çóµ÷¼Á +3 123456789qw 2026-03-31 4/200 2026-04-02 00:06 by ÒåÎÄwang
[¿¼ÑÐ] 375Çóµ÷¼Á +7 ÓêÏÄÕûÒ¹ 2026-03-29 7/350 2026-03-31 18:52 by xhai2011
[¿¼ÑÐ] 285Çóµ÷¼Á +6 AZMK 2026-03-29 9/450 2026-03-30 21:02 by dophin1985
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û