z.m

matlab的一些基础程序

% x1=[2 1 1 2];x2=[1 -1 -1 1];
% subplot(321)
% stem(circonvt(x1,x2,4))
% hold on
% plot(circonvt(x1,x2,4),'r')
% 
% subplot(322)
% stem(conv(x1,x2))
% hold on
% plot(conv(x1,x2),'r')
% 
% subplot(323)
% stem(circonvt(x1,x2,7))
% hold on
% plot(circonvt(x1,x2,7),'r')
% 
% 
% subplot(324)
% stem(conv(x1,x2))
% hold on
% plot(conv(x1,x2),'r')
% subplot(325)
% stem(circonvt(x1,x2,8))
% hold on
% plot(circonvt(x1,x2,8),'r')
% 
% 
% subplot(326)
% stem(conv(x1,x2))
% hold on
% plot(conv(x1,x2),'r')

% 

switch  b 
    case  'ab'
        clc,clf 
        subplot('Position',    [0.1 0.3 0.8 0.6])
m2=uicontrol(gcf,'style','pushbutton','string','上一题','fontsize',18,'units','normalized','position',...
    [0.1 0.1 0.2 0.1],'foregroundcolor','r','backgroundcolor','b','callback','abc');
m3=uicontrol(gcf,'style','pushbutton','string','回目录','fontsize',18,'units','normalized','position',...
    [0.4 0.1 0.2 0.1],'foregroundcolor','r','backgroundcolor','b','callback','abc');
m3=uicontrol(gcf,'style','pushbutton','string','下一题','fontsize',18,'units','normalized','position',...
    [0.7 0.1 0.2 0.1],'foregroundcolor','r','backgroundcolor','b','callback','five');
    case  '1'    
      figure;
end

plot(sin(1:0.1*pi:10))