page10.m

Signal and Sytem Using Matlab 书的源代码 注释详尽 m文件

%sampling signal
t=0:1:30;
x=exp(-.1*t).*sin(2/3*t);
stem(t,x,'filled');
axis([0 30 -1 1]);
grid;
xlabel('Time(sec)');
ylabel('x(t)');