logistic序列

x = linspace( 0 , 0 , 500 );
x( 1 ) = 0.8 ;
t = linspace( 0 , 0 , 11 );
m = 0 ;
n = 0 ;
 for  i = 1 : 499 
    x(i + 1 ) = 3.9 * x(i) * ( 1 - x(i));
     if  x(i + 1 ) > 0.5 
        t(i + 1 ) = 1 ;
        m = m + 1 ;
     else 
        t(i + 1 ) = 0 ;
        n = n + 1 ;
    end
end
m
n

figure,plot(x);

输出结果：
287
212

​

无法显示图片呢？