3812/CH1/EX1.7.b/1_7_b.sce


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//Example 1.7<b>
//draw the waveform of the signal x1(t)=r(t+1)
clc;
clear all;
t=-10:.001:10;
for i=1:length(t)
if t(i)>=1 then
x(i)=t(i)-1;
else
x(i)=0;
end
end
plot2d(x,t);
xtitle('Required figure','t','x(t)')