Matlab编程100例

1. 实例11：枝干图
   
2. 
   
3. function shili11
   
4. h0=figure('toolbar','none',...
   
5.     'position',[200 150 450 350],...
   
6.     'name','实例11');
   
7. x=0:pi/20:2*pi;
   
8. y1=sin(x);
   
9. y2=cos(x);
   
10. h1=stem(x,y1+y2);
    
11. hold on
    
12. h2=plot(x,y1,'^r',x,y2,'*g');
    
13. hold off
    
14. h3=[h1(1);h2];
    
15. legend(h3,'y1+y2','y1=sin(x)','y2=cos(x)')
    
16. xlabel('自变量X');
    
17. ylabel('函数值Y');
    
18. title('正弦函数与余弦函数的线性组合');

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