EE342: MATLAB M-FILE FOR PLOTTING IDTFT f[k]

%
% Filename: example9.m
%

clear; clf;                     % clear memory and figure

k = -10:10;                     % DT values

f = sinc((k-1)/4)/4;            % DT signal
stem(k,f,'filled');
xlabel('k'); ylabel('f[k]');
title('IDTFT of periodic 1e^{-j\Omega} for -\pi/4 \leq \Omega < \pi/4')
grid;