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zzuwangshilei:¶àл¸ø³öÁ´½Ó 2010-05-22 11:41:29
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Originally posted by lds588 at 2010-05-21 16:58:29:



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4Â¥2010-05-21 23:12:26
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zzuwangshilei:»ý¼«°ïÖúËûÈ˽â¾öÎÊÌ⣬»¶Ó­³£À´ 2010-05-21 21:52:34
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z = x .* exp(-x.^2 - y.^2); [px,py] = gradient(z,.2,.15);
QQ=quiver(x,y,px,py);
set(QQ(2),'Linestyle','None')
2Â¥2010-05-21 16:44:45
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zzuwangshilei:Ï£ÍûÂ¥Ö÷ÄÜ·ÖÏí½â¾öÎÊÌâµÄ¾­Ñé 2010-05-21 21:52:08
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Originally posted by zjliu1265 at 2010-05-21 16:44:45:
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figure;
[x,y] = meshgrid(-2:.2:2,-1:.15:1);
z = x .* exp(-x.^2 - y.^2); [px,py] = gradient(z,.2,.15);
QQ=quiver(x,y,px,py);
set(QQ(2),'Linestyle','None')

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3Â¥2010-05-21 16:58:29
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Сľ³æ: ½ð±Ò+0.5, ¸ø¸öºì°ü£¬Ð»Ð»»ØÌû
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3Â¥: Originally posted by lds588 at 2010-05-21 16:58:29
Äã¸ø³öµÄÀý×Ó ºÃÏñÓÐЩСÎÊÌ⣬   ²»¹ýÎÊÌâÎÒÒѾ­×Ô¼º½â¾öÁË£¬Ð»Ð»...

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