Znn3bq.jpeg
²é¿´: 638  |  »Ø¸´: 7
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

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)

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
²é¿´È«²¿ 8 ¸ö»Ø´ð

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

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
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] ²ÄÁÏÀà284µ÷¼Á +30 Ïë»»ÊÖ»ú²»Ïë½âÊ 2026-04-08 35/1750 2026-04-09 20:25 by maddjdld
[¿¼ÑÐ] 337Çóµ÷¼Á +4 Gky09300550£¬ 2026-04-09 4/200 2026-04-09 17:18 by ÅÁ¶ûÂíÀ­ÌØ
[¿¼ÑÐ] ²ÄÁϹ¤³Ìµ÷¼Á +12 СÁõͬѧ߹߹ 2026-04-06 13/650 2026-04-09 17:07 by luoyongfeng
[¿¼ÑÐ] 085404 293Çóµ÷¼Á +7 ÓÂÔ¶¿â°®314 2026-04-08 7/350 2026-04-09 16:02 by Öí»á·É
[¿¼ÑÐ] 286Çóµ÷¼Á +5 ²Ýľ²»ÑÔ 2026-04-04 5/250 2026-04-09 16:01 by ̽123
[¿¼ÑÐ] 0702ÎïÀíѧѧ˶299Çóµ÷¼Á +5 ÆîÆâÁ¬ 2026-04-06 5/250 2026-04-09 09:27 by wj165256
[¿¼ÑÐ] ²ÄÁÏÓ뻯¹¤×¨Ë¶306·ÖÕÒºÏÊʵ÷¼Á +27 ²×º£ÇáÖÛe 2026-04-06 28/1400 2026-04-08 22:06 by wdyheheeh
[¿¼ÑÐ] Èí¼þ¹¤³ÌÇóµ÷¼Á22Èí¹¤296·ÖÇóµ÷¼Á£¬½ÓÊÜ¿çµ÷ +4 yangchen2017 2026-04-08 5/250 2026-04-08 21:56 by ÍÁľ˶ʿÕÐÉú
[¿¼ÑÐ] ²ÄÁÏר˶(0856) 339·ÖÇóµ÷¼Á +16 ¹þ¹þ¹þ¶ì¹þ¹þ¹þ 2026-04-05 16/800 2026-04-08 16:02 by luoyongfeng
[¿¼ÑÐ] 263·ÖBÇøÇóµ÷¼Á +6 Àînihao 2026-04-08 6/300 2026-04-08 09:38 by ÄÏ¿ªÐ¡ôë
[¿¼ÑÐ] 363Çóµ÷¼Á +9 zh096 2026-04-04 9/450 2026-04-07 21:51 by 418490947
[¿¼ÑÐ] 325 µ÷¼Á +6 QQСϺ 2026-04-07 6/300 2026-04-07 15:17 by Ccclqqq
[¿¼ÑÐ] 372·Ö²ÄÁÏÓ뻯¹¤£¨085600£©Ó¢¶þÊý¶þÇóµ÷¼Á +4 À¶¼ãƬ 2026-04-06 4/200 2026-04-07 12:30 by dongzh2009
[¿¼ÑÐ] 338Çóµ÷¼Á +4 ÎÒÏëÉϰ¶ii 2026-04-05 4/200 2026-04-06 21:04 by ľ×Ó¾ý1218
[¿¼ÑÐ] 346·ÖµÄÉúÎïÓëÒ½Ò©08600Çóµ÷¼Á +6 ³£ÓêÑôÉϰ¶ 2026-04-05 7/350 2026-04-06 12:36 by lys0704
[¿¼ÑÐ] 332Çóµ÷¼Á +17 ССÃÏ... 2026-04-05 18/900 2026-04-06 09:51 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 085600£¬320·ÖÇóµ÷¼Á +16 ´ó²öС×Ó 2026-04-04 17/850 2026-04-06 07:58 by MOF_Catal
[¿¼ÑÐ] ÉúÎïѧ308·ÖÇóµ÷¼Á£¨Ò»Ö¾Ô¸»ª¶«Ê¦´ó£© +8 ÏàÐűػá¹ââÍòÕ 2026-04-05 10/500 2026-04-05 12:19 by Hdyxbekcb
[¿¼ÑÐ] ²ÄÁÏ383Çóµ÷¼Á +5 ¹ùÑôÑôÑô³É 2026-04-04 5/250 2026-04-04 19:06 by dongzh2009
[¿¼ÑÐ] ¿¼Ñе÷¼Á +3 Draa 2026-04-03 3/150 2026-04-03 17:37 by hgwz7468
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û