matlab的编程问题.x=0.1;y=[];a=2.2;y=[y,x];plot(0,x,'k.','markersize',10);fprintf('x(%d)=%.10f\n',0,x);hold on;axis([0 100 0 1]);for i=1:100x=a*x*(1-x);y=[y,x];plot(i,x,'k','markersize',10)fprintf('x(%d)=%.10f\n',i,x);endt=0:100;plot(t,y,'k-');gr
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![matlab的编程问题.x=0.1;y=[];a=2.2;y=[y,x];plot(0,x,'k.','markersize',10);fprintf('x(%d)=%.10f\n',0,x);hold on;axis([0 100 0 1]);for i=1:100x=a*x*(1-x);y=[y,x];plot(i,x,'k','markersize',10)fprintf('x(%d)=%.10f\n',i,x);endt=0:100;plot(t,y,'k-');gr](/uploads/image/z/1582122-66-2.jpg?t=matlab%E7%9A%84%E7%BC%96%E7%A8%8B%E9%97%AE%E9%A2%98.x%3D0.1%3By%3D%5B%5D%3Ba%3D2.2%3By%3D%5By%2Cx%5D%3Bplot%280%2Cx%2C%27k.%27%2C%27markersize%27%2C10%29%3Bfprintf%28%27x%28%25d%29%3D%25.10f%5Cn%27%2C0%2Cx%29%3Bhold+on%3Baxis%28%5B0+100+0+1%5D%29%3Bfor+i%3D1%3A100x%3Da%2Ax%2A%281-x%29%3By%3D%5By%2Cx%5D%3Bplot%28i%2Cx%2C%27k%27%2C%27markersize%27%2C10%29fprintf%28%27x%28%25d%29%3D%25.10f%5Cn%27%2Ci%2Cx%29%3Bendt%3D0%3A100%3Bplot%28t%2Cy%2C%27k-%27%29%3Bgr)
matlab的编程问题.x=0.1;y=[];a=2.2;y=[y,x];plot(0,x,'k.','markersize',10);fprintf('x(%d)=%.10f\n',0,x);hold on;axis([0 100 0 1]);for i=1:100x=a*x*(1-x);y=[y,x];plot(i,x,'k','markersize',10)fprintf('x(%d)=%.10f\n',i,x);endt=0:100;plot(t,y,'k-');gr
matlab的编程问题.
x=0.1;y=[];
a=2.2;
y=[y,x];plot(0,x,'k.','markersize',10);
fprintf('x(%d)=%.10f\n',0,x);
hold on;
axis([0 100 0 1]);
for i=1:100
x=a*x*(1-x);
y=[y,x];
plot(i,x,'k','markersize',10)
fprintf('x(%d)=%.10f\n',i,x);
end
t=0:100;
plot(t,y,'k-');
grid;
fprintf是怎么用的?然后那个几个plot分别有什么用?
我是新手,感激不尽.
matlab的编程问题.x=0.1;y=[];a=2.2;y=[y,x];plot(0,x,'k.','markersize',10);fprintf('x(%d)=%.10f\n',0,x);hold on;axis([0 100 0 1]);for i=1:100x=a*x*(1-x);y=[y,x];plot(i,x,'k','markersize',10)fprintf('x(%d)=%.10f\n',i,x);endt=0:100;plot(t,y,'k-');gr
你在matlab里面输入doc fprintf就能看到具体的fprintf的含义,输入doc plot就能看到具体的plot的含义
例如:
plot(0,x,'k.','markersize',10)的意思是在(0,x)处画一个黑色的大小为10个像素的实心点.
plot(t,y,'k-');使用向量t为横坐标,y为竖坐标,用黑色的直线依次连接第i个点{t(i),y(i)}