examp02.m

ADSP TOOLBOX: Version 2.0 and gui m-files

clc,echo on 
%EXAMPLE 02
ts=0.05;t=0:ts:6;                         %Choose time axis with ts=0.05
x=10*exp(-t).*sin(2*t);                   %function x(t)
xs=cumsum(x);                             %running sum.
y=ts*xs;                                  %Approximate running integral
ye=4-2*exp(-t).*(sin(2*t)+2*cos(2*t));    %Exact running integral
plot(t,x,t,y,t,ye),grid                   %overplot
echo off %end of example