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annotate extra codes/Lab2 1d.m @ 3:1c0f36c348d4

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extra code for matlab
author Katerina <katkost@gmail.com>
date Sat, 20 Apr 2013 13:03:01 +0100
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katkost@3 1 x4=[2 1 0 0 0 0 0 1 ];
katkost@3 2 X4=fft(x4,8);
katkost@3 3 ejex=linspace(0,1,8);
katkost@3 4 plot(ejex,abs(X4),'*');