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Ìú¸Ëľ³æ (ÖøÃûдÊÖ)

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ÓÃmatlab±à³ÌÇóÓвÎÊýµÄ·ÇÏßÐÔ·½³Ì×飺

    £¨myfa(a)*sin(2*x(1))-myfb(b)*cos(2*x(1)))*10^(4)+5*x(2);
      (myfa(a)*sin(2*x(2))-myfb(b)*cos(2*x(2)))*10^(4)+5*x(1)£»

function fa=myfa(x)
double x
fa=1/(1+x^2);

function fb=myfb(x)
double x
fb=1/(4*(1+x^2));

ÆäÖÐa£¬bΪ²ÎÊý.a=-10:0.1:10;  b=-10:0.1:10
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leedobb

½ð³æ (ÕýʽдÊÖ)

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gaoseng: ½ð±Ò+20, ¡ïÓаïÖú 2013-03-25 17:19:55
ÇëÓÃÏÂÃæÒ»¶ÎÊÔÊÔ¡£
syms X1 Y1;
for a = ....
for b = ....
c = num2str(myfa(a));
d=num2str(myfb(b));
clear x1 x2
[x1,x2] =solve(strcat(c,'*sin(2*x1)-',d,'*cos(2*x1))*10^(4)+5*x2') , strcat(c,'*sin(2*x2)-',d,'*cos(2*x2))*10^(4)+5*x1') );



end
end

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