exa1_18.m

连续信号及其Matlab实现,包括单位冲激信号,单位阶跃函数等

% exa1-18_real_exponent_d.m for example 1-18
% real exponent sequence

clear all;
N=32;
A=3;
a=0.7;
xn=0:N-1;
x=A*a.^xn;
stem(xn,x)