www.gusucode.com > MATLAB仿真技术与应用__的配套例题和习题的matlab源代码 > 第四章/example4.m

    %MATLAB program 4-4
% Z transform and Z inverse transform
clear all;
clc;
syms n;
syms z;
delta=sym('charfcn[0](n)');
d0=subs(delta,n,0);
d15=subs(delta,n,15);
fn=4*delta+5*(1-0.5^n);
fz=ztrans(fn,n,z)
Fz_n=iztrans(fz,z,n)