%?本程序為差分形式的阻滯增長模型
function?f=fun（n）%n為迭代次數
x=0:0.01:1;
b（1）=2.5;
hold?on;
x（1）=0.2000;%選定初值為0.2
for?j=1:100
????b（j+1）=b（j）+0.015;
????for?i=1:n
???????x（i+1）=b（j）*x（i）*（1-x（i））;
???????if?i>50???%畫出50次以后的點
????????????plot（b（j）x（i））;
????????????legend（‘收斂，分岔和混沌‘）;
???????end
????end??
end
hold?off;

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件??????45568??2009-04-12?22:22??混沌.doc

?????文件????????358??2009-04-12?22:13??fun.m

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????????????????45926????????????????????2