Znn3bq.jpeg
±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 631  |  »Ø¸´: 7

com_stu_zhang

ľ³æ (ÕýʽдÊÖ)

ÓñÃ×´óè

[ÇóÖú] matlab»­Í¼

×ø±êΪx£¬y£¬z
ÆäÖÐ
1¡¢0= 2¡¢x+y+z=1

Çómatlab»­Í¼Ô´´úÂë¡£


Ò»°ãÀ´ËµÈý¸ö×ø±êÖá½»ÓÚ£¨0,0,0£©£¬Èç¹ûÈÃÈý¸ö×ø±êÖá½»ÓÚ£¨0,1,0£©Ôõô»­Í¼£¬¾ÍÔÚµÚÒ»¸öͼµÄ»ù´¡ÉÏÏ൱ÓÚ°ÑYÖᷭתһÏ¡£¡£


Çó½â¡£¡£
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

×ßNBµÄ·£¬ÈÃSB˵ȥ°É£¡£¡£¡
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

com_stu_zhang

ľ³æ (ÕýʽдÊÖ)

2Â¥2011-11-15 13:51:52
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

dbb627

ÈÙÓþ°æÖ÷ (ÖøÃûдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï
jjdg(½ð±Ò+1): ¸Ðл²ÎÓë 2011-11-16 01:50:36
x=0:0.05:1;
y=x;
[x,y]=meshgrid(x,y);
z=1-x-y;
z(z<0 |z>1)=NaN;
mesh(x,y,z)
view([28,40])
The more you learn, the more you know, the more you know, and the more you forget. The more you forget, the less you know. So why bother to learn.
3Â¥2011-11-15 14:42:50
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

com_stu_zhang

ľ³æ (ÕýʽдÊÖ)

ÓñÃ×´óè

ÒýÓûØÌû:
3Â¥: Originally posted by dbb627 at 2011-11-15 14:42:50:
x=0:0.05:1;
y=x;
[x,y]=meshgrid(x,y);
z=1-x-y;
z(z<0 |z>1)=NaN;
mesh(x,y,z)
view([28,40])

µÚÒ»´ÎÓÃÕâ¸ö»­Í¼£¬Äܲ»ÄܽâÊÍÏÂ

z(z<0 |z>1)=NaN;

ºÍ

view([28,40])

µÄÒâ˼£¬Ð»Ð»ÁË¡£
×ßNBµÄ·£¬ÈÃSB˵ȥ°É£¡£¡£¡
4Â¥2011-11-15 16:49:04
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

dbb627

ÈÙÓþ°æÖ÷ (ÖøÃûдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï
com_stu_zhang(½ð±Ò+5): лл£¡11111 2011-11-15 17:02:33
ÓàÔó³É(½ð±Ò+1): лл²ÎÓëÓ¦Öú£¡»¶Ó­³£À´³ÌÐòÓïÑ԰棡 2011-11-16 11:18:09
ÒýÓûØÌû:
4Â¥: Originally posted by com_stu_zhang at 2011-11-15 16:49:04:
µÚÒ»´ÎÓÃÕâ¸ö»­Í¼£¬Äܲ»ÄܽâÊÍÏÂ

z(z&lt;0 |z&gt;1)=NaN;

ºÍ

view([28,40])

µÄÒâ˼£¬Ð»Ð»ÁË¡£

z(z<0 |z>1)=NaN;
±íʾz<0 »òÕßz>1ÊÇ£¬½«zÖµÉèΪNaN NaN±íʾNot a number Ëû²»¸Ä±äzµÄάÊý£¬½«Âú×ãÒ»¶¨Ìõ¼þÊý¾ÝĨ³ý¡£

view([28,40]) ÊÇÈýάͼµÄÊӽǰüÀ¨ £º·½Î»½Ç¡¢Ñö½Ç
The more you learn, the more you know, the more you know, and the more you forget. The more you forget, the less you know. So why bother to learn.
5Â¥2011-11-15 16:53:52
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

sudo

ľ³æ (ÕýʽдÊÖ)

¡ï
jjdg(½ð±Ò+1): Äú˵µÄºÜÕýÈ· 2011-11-16 01:50:54
MATLABÎĵµºÜÆëÈ«£¬ÒªÉÆÓÃhelp°¡
6Â¥2011-11-15 18:03:57
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

aimforao

½û³æ (ÕýʽдÊÖ)

jjdg: ¶à¿´¿´¾ÍºÃÁË 2011-11-27 14:14:29
±¾ÌûÄÚÈݱ»ÆÁ±Î

7Â¥2011-11-27 10:51:05
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

aimforao

½û³æ (ÕýʽдÊÖ)

±¾ÌûÄÚÈݱ»ÆÁ±Î

8Â¥2011-11-27 15:40:41
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ com_stu_zhang µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 085600²ÄÁÏÓ뻯¹¤£¬Çóµ÷¼Á +5 won_qii 2026-04-07 5/250 2026-04-07 17:10 by à£à£à£0119
[¿¼ÑÐ] 265Çóµ÷¼Á +17 Сľ³æ085600 2026-04-06 19/950 2026-04-07 12:04 by Sammy2
[¿¼ÑÐ] ÐŹ¤Ëù11408 340·Ö ±¾¿ÆÎ÷°²½»´ó×Ô¶¯»¯ +3 moontrek 2026-04-06 3/150 2026-04-07 09:56 by chongya
[¿¼ÑÐ] 266Çóµ÷¼Á +23 ÑôÑôÍÛÈû 2026-04-01 23/1150 2026-04-07 09:49 by piklet
[¿¼ÑÐ] ÕÒµ÷¼Á +10 ³þÇÇÇÇ 2026-04-01 10/500 2026-04-05 22:19 by syh9288
[¿¼ÑÐ] 306·Ö²ÄÁÏÓ뻯¹¤Çóµ÷¼Á +7 Àè°ÉÀ²À²ÄãºÜÓÐà 2026-04-03 7/350 2026-04-05 17:18 by Hdyxbekcb
[¿¼ÑÐ] Ò»Ö¾Ô¸±±½»´ó²ÄÁϹ¤³Ì×Ü·Ö358Çóµ÷¼Á +6 cs0106 2026-04-05 6/300 2026-04-05 16:34 by imissbao
[¿¼ÑÐ] ÇóÉúÎïѧѧ˶µ÷¼Á¡ª¡ª364·Ö +7 ÔÆ¶äåÞÍäÖ¸ÄÏ 2026-04-04 7/350 2026-04-04 22:49 by zhyzzh
[¿¼ÑÐ] ²ÄÁϵ÷¼Á +18 Ò»ÑùYWY 2026-04-02 19/950 2026-04-04 22:14 by hemengdong
[¿¼ÑÐ] 085601£¬Ò»Ö¾Ô¸Ïôó334¸´ÊÔ±»Ë¢Çóµ÷¼Á +13 ÔøÑöÖ® 2026-04-03 15/750 2026-04-04 20:13 by dongzh2009
[¿¼ÑÐ] [µ÷¼ÁÐÅÏ¢]085408¹âµçÐÅÏ¢ Çóµ÷¼Á ×Ü·Ö291·ÖÊýÒ»Ó¢Ò» +3 iz11az 2026-04-02 3/150 2026-04-04 19:09 by À¶ÔÆË¼Óê
[¿¼ÑÐ] һ־Ը˫·Ç085502£¬267·Ö£¬¹ýËļ¶Çóµ÷¼Á +3 ÔÙæҲҪ³Ô·¹°¡ 2026-04-03 3/150 2026-04-04 05:03 by gswylq
[¿¼ÑÐ] Ò»Ö¾Ô¸Äϲý´óѧ324Çóµ÷¼Á +13 hanamiko 2026-04-01 13/650 2026-04-03 18:30 by lsÁõ˧
[¿¼ÑÐ] 320Çóµ÷¼Á +5 Õñ¡ªTZ 2026-04-02 5/250 2026-04-03 14:42 by fxue1114
[˶²©¼ÒÔ°] ÇóÀÏʦÊÕÁô +9 lllq123 2026-04-03 9/450 2026-04-03 13:48 by ºôÎü¶¼ÊǼõ·Ê
[¿¼ÑÐ] ³õÊԳɼ¨337ÕÒµ÷¼Á +3 ??? ?. ? 2026-04-03 3/150 2026-04-03 11:43 by ÍÁľ˶ʿÕÐÉú
[¿¼ÑÐ] 309Çóµ÷¼Á +14 ´ô¹½²»ÊÇ´÷·ò 2026-04-02 14/700 2026-04-03 09:42 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 321Çóµ÷¼Á Ò»Ö¾Ô¸ Õã½­¹¤Òµ´óѧÉúÎïÒ½Ò© +5 ºÙºÙHC 2026-04-01 6/300 2026-04-02 15:23 by sophie2180
[¿¼ÑÐ] Çóµ÷¼Á£¬Ò»Ö¾Ô¸ÄϾ©Ê¦·¶´óѧ¼ÆËã»úר˶£¬³õÊÔ373£¬Áù¼¶Í¨¹ý£¬ +3 ¼ÆËã»ú×·ÃÎÈË 2026-04-01 3/150 2026-04-02 07:57 by fxue1114
[¿¼ÑÐ] 279Çóµ÷¼Á +7 Īxiao 2026-04-01 7/350 2026-04-01 22:05 by ¿Í¶ûÃÀµÂ
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û