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mathsxdg

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[ Last edited by mathsxdg on 2013-10-15 at 21:23 ]
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function draw()
l=10;
x10=1;x20=2;b0=0.2;
for j=1:10
[t,x]=ode45(@test,[(j-1)*l,j*l],[x10,x20]);
[mm,nn]=size(x);
plot(t,x);hold on;
x10=x(nn,1)+(sqrt(3)/2-1)*x(nn,1)-1/2*b0*x(nn,2);
y10=x(nn,2)+1/2*b0*x(nn,1)+(sqrt(3)/2-1)*x(nn,2);
x=[];
t=[];
end
    plot(t,x);
   
function dydt = test(t,x)
%%ÒÔÏÂΪ²ÎÊý£¬¿ÉÐ޸ġ£
b0=1;
%%ÒÔÉÏΪ²ÎÊý£¬¿ÉÐ޸ġ£
x1=x(1);x2=x(2);
dydt =[2*x1-x2
    x1+2*x2];
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2Â¥2013-10-26 08:21:08
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niubenhit

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2Â¥: Originally posted by niubenhit at 2013-10-26 08:21:08
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function draw()
l=10;
x10=1;x20=2;b0=0.2;
for j=1 ...

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niubenhit

½ð³æ (ÕýʽдÊÖ)

ÒýÓûØÌû:
3Â¥: Originally posted by niubenhit at 2013-10-26 08:22:26
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mathsxdg

½ð³æ (ÕýʽдÊÖ)

ÒýÓûØÌû:
4Â¥: Originally posted by niubenhit at 2013-10-26 08:24:06
ÓиöÏë·¨£¬¿ÉÒÔÓö¨²½³¤R-K²î·Ö¸ñʽȥд£¬ÕâÑùÂö³åÏßµÄλÖóÌÐòÖбȽϺÃÈ·¶¨¡£ÊÔһϰɡ£...

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5Â¥2013-10-26 08:53:18
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Master121

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