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亲爱的爷爷

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[求助] [求助]matlab画一个非参数方程的三维图形

求一个画
z=x*y/(x^2+y^2)
的程序;
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无奈!
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dbb627

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【答案】应助回帖

ezmesh('x.*y./(x.^2+y.^2)')
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.
2楼2011-11-21 21:12:22
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亲爱的爷爷

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引用回帖:
2楼: Originally posted by dbb627 at 2011-11-21 21:12:22:
ezmesh('x.*y./(x.^2+y.^2)')

怎么画这个函数的等值线呢,谢谢啦
无奈!
3楼2011-11-21 23:16:47
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dbb627

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亲爱的爷爷(金币+2): 果然是高手啊 2011-11-21 23:51:06
CODE:
[x,y]=meshgrid(-1:0.01:1,-1:0.01:1);
z=x.*y./(x.^2+y.^2);
contour(x,y,z);

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.
4楼2011-11-21 23:23:39
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