ass01_1_12.m

用matlab编写的数字信号处理源码

% exe 0112

N = 50;

n = 0:N-1;
x = exp(-n);

figure(1);
plot(n,x);
y = conv(x,x);

y2 = y;%(1:100);
figure(2);
plot(y2);title('1.12');