ÃημαÄα και ÃÃ…ÃÄημαÄα-i
ÃημαÄα και ÃÃ…ÃÄημαÄα-i
ÃημαÄα και ÃÃ…ÃÄημαÄα-i
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du()<br />
t<br />
δ () t =<br />
dt<br />
ΧΡΟΝΙΚΕΣ ΜΕΤΑΤΟΠΙΣΕΙΣ<br />
u(t+2)<br />
1<br />
0.8<br />
0.6<br />
0.4<br />
0.2<br />
-5 -4 -3 -2 -1 1<br />
u(t-2)<br />
1<br />
0.8<br />
0.6<br />
0.4<br />
0.2<br />
-4 -2 2 4<br />
δ ( t + 2)<br />
1<br />
0.5<br />
-4 -2 2 4<br />
-0.5<br />
-1<br />
2