| ²é¿´: 2384 | »Ø¸´: 5 | |||
[½»Á÷]
¡¾ÌÖÂÛ¡¿ÔõôÑùÄܸßЧЩ£¿
|
|
Óиö·Ö¶Îº¯Êý£º | x + y, x>=0 and y >=0 | x^2 + y, x>=0 and y<0 f(x,y) = | x + y^2, x <0 and y >=0 | x^2 + y^2, x<0 and y <0 Èç¹û²ÎÊýx£¬yÖ»Êǵ¥¸öÖµ£¬ÕâÑùÓÃifÓï¾ä¾Í¿ÉÒÔ´¦Àí¡£ µ«Èç¹ûx¡¢y¶¼ÊÇÊý×éµÄ»°£¬ÔõôÑù´¦ÀíÄØ£¿x=-10:10;y=-10:10; Èç¹ûÀ©Õ¹µ½x£¬y¶¼ÊǾØÕó£¬ÓÐûÓÐʲôºÃ°ì·¨£¿[x,y]=meshgrid([-10:0.1:10],[-10:0.1:10]) ÎÒÄÜÏëµ½µÄ×îÔʼµÄ°ì·¨ÊÇ for .... for .... ... end end |
» ²ÂÄãϲ»¶
ÈËÆø²»ÐÐÁË
ÒѾÓÐ9È˻ظ´
ûÓÐÈκÎÏûÏ¢-ÊDz»ÊǾÍÁ¹ÁË
ÒѾÓÐ6È˻ظ´
Èç¹û´Ë¿ÌÄãÕýÔÚΪ¹ú»ù¸Ðµ½½¹ÂÇ£¬²»·ÁÀ´ÌýÌýÕâÊס¶»ù½ðÖ®Íâ¡·
ÒѾÓÐ5È˻ظ´
2026¹ú×ÔÈ»º¯ÆÀ·Ñµ½ÕË
ÒѾÓÐ19È˻ظ´
ÄÜ·ñÍ˳ö²ÎÓëµÄÃæÉÏÏîÄ¿½â³ýÏÞÏî
ÒѾÓÐ21È˻ظ´
½¨Òé»ù½ð·¢²¼Ìáǰ¸ø³öÃ÷È·µÄʱ¼äµã
ÒѾÓÐ16È˻ظ´
½ñÈÕ²»·Å°ñ£¿Íø´«¹ú×ÔȻԤ¼Æ 8 Ô 27 Èտɲé½á¹û
ÒѾÓÐ21È˻ظ´
¹À¼ÆÊÇÖÜËÄ
ÒѾÓÐ4È˻ظ´
ÎÒÃæÉÏÍêµ°ÁË
ÒѾÓÐ9È˻ظ´
·¶½øÖоÙÒ»ÎĵÄÖÐÐÄ˼Ïë
ÒѾÓÐ7È˻ظ´
» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:
¡¾¿Î¼þ¡¿À¸´-Become A Good Speaker-½ÌÄãÈçºÎÕÆÎÕ¸ßЧÄÜÑݽ²¼¼ÇÉ
ÒѾÓÐ66È˻ظ´
¡¾ÇóÖú¡¿Ê¯Ä«Ï©¸´ºÏ²ÄÁϵçÈÝÆ÷ÐÔÄÜÆÀ¼Û¡¾ÓÐЧÆÚÖÁ2011Äê06ÔÂ17ÈÕ¡¿
ÒѾÓÐ3È˻ظ´
¡¾·ÖÏí¡¿ÈçºÎÓÐЧµÄ¿ª·¢×Ô¼ºµÄDZÄÜ¡¾ÒÑËÑË÷ÎÞÖØ¸´¡¿
ÒѾÓÐ97È˻ظ´
¡¾ÇóÖú¡¿ÈçºÎ¼ÆËãÄÜ´øÓÐЧÖÊÁ¿£¿
ÒѾÓÐ8È˻ظ´
¡¾ÇóÖú¡¿ÈçºÎÑ¡Ôñ½ÏСÅäÌåʵÏÖ¸ßЧSuzukiżÁª·´Ó¦£¬²¢ÇÒ¾¡Á¿½µµÍ×ÔżÁª¿ÉÄÜÐÔ£¿
ÒѾÓÐ9È˻ظ´
xiegangmai
°æÖ÷ (Ö°Òµ×÷¼Ò)
- ·ÂÕæEPI: 3
- Ó¦Öú: 157 (¸ßÖÐÉú)
- ¹ó±ö: 5.735
- ½ð±Ò: 40609
- Ìû×Ó: 4046
- ÔÚÏß: 1330.2Сʱ
- ³æºÅ: 653607
¡ï ¡ï ¡ï
abingchem(½ð±Ò+2):¾µä×ö·¨~ 2011-01-05 11:41:39
robert2020(½ð±Ò+3):ÐÁ¿àÁË£¡ 2011-01-11 11:04:45
abingchem(½ð±Ò+2):¾µä×ö·¨~ 2011-01-05 11:41:39
robert2020(½ð±Ò+3):ÐÁ¿àÁË£¡ 2011-01-11 11:04:45
|
²»ÖªµÀÕâÑù¶Ô²»¶Ô£¬Â¥Ö÷Ñé֤һϣ¬ºÍÄãÓÃÑ»·¼ÆËãµÄ½á¹û±È½Ï±È½Ï¡£ |
2Â¥2011-01-04 18:03:53
3Â¥2011-01-05 11:44:09
4Â¥2011-01-05 12:50:41
xiegangmai
°æÖ÷ (Ö°Òµ×÷¼Ò)
- ·ÂÕæEPI: 3
- Ó¦Öú: 157 (¸ßÖÐÉú)
- ¹ó±ö: 5.735
- ½ð±Ò: 40609
- Ìû×Ó: 4046
- ÔÚÏß: 1330.2Сʱ
- ³æºÅ: 653607
¡ï ¡ï ¡ï
abingchem(½ð±Ò+3):¶àлxiegangmai 2011-01-05 13:37:08
robert2020(½ð±Ò+3):ÐÁ¿àÁË£¡ 2011-01-11 11:04:32
abingchem(½ð±Ò+3):¶àлxiegangmai 2011-01-05 13:37:08
robert2020(½ð±Ò+3):ÐÁ¿àÁË£¡ 2011-01-11 11:04:32
|
ÄãÓÃtic¡¢tocÃüÁî²âÊÔһϣ¬Ïà¶ÔÑ»··½Ê½£¬µ±x£¬yÔ½´ó£¬¼ÆËãʱ¼äԽʡ¡£ µ±x¡¢yÊǵ¥¸öÊý»òһάÊý×éʱ£¬ÓÃÑ»··½Ê½¿ÉÄÜËÙ¶È»¹¿ìһЩ¡£ MATLAB6ÒÔºóµÄ°æ±¾ÖоÍûflopsÃüÁîÁË£¬ÔçÆÚ°æ±¾¿ÉÒÔÓÃflopsͳ¼Æ¸¡µãÔËËã´ÎÊý£¬¶ø¸üа汾ÖÐÒѾ²»ÔÙÌṩ¸Ã¹¦ÄÜ¡£ ÕâÊÇMATLAB°ïÖúÖеÄ˵Ã÷£¬ÎÒµÄMATLAB 2009b¡£ Remove all existing instances of flops. With the incorporation of LAPACK in MATLAB version 6, counting floating-point operations is no longer practical. |
5Â¥2011-01-05 12:53:05
6Â¥2011-01-05 13:43:05









»Ø¸´´ËÂ¥