[Octave-bug-tracker] [bug #48138] Impulse function of the Control Package

[Jose Andrade]

URL:
  <http://savannah.gnu.org/bugs/?48138>

                 Summary: Impulse function of the Control Package
                 Project: GNU Octave
            Submitted by: joseandrade
            Submitted on: Dom 05 Jun 2016 19:06:41 GMT
                Category: Octave Forge Package
                Severity: 3 - Normal
                Priority: 5 - Normal
              Item Group: Incorrect Result
                  Status: None
             Assigned to: None
         Originator Name: Jose Andrade
        Originator Email: 
             Open/Closed: Open
         Discussion Lock: Any
                 Release: 4.0.2
        Operating System: Microsoft Windows

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Details:

There is a bug on the Impulse function of the Control Package.

The Exemple code:


t=0:0.1:30;
NUM=[0.9375]; DEN=[1 2 4];
sys=tf(NUM,DEN)
yi=impulse(sys,t);
yii=exp(-t).*(0.5412*sin(1.7321*t));
figure
plot(t,yi,t,yii)
title('Impulse Response of LTI System')


The correct answer should be the same graph, but they are different.



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File Attachments:


-------------------------------------------------------
Date: Dom 05 Jun 2016 19:06:41 GMT  Name: Impulse Response of LTI System.pdf 
Size: 5kB   By: joseandrade

<http://savannah.gnu.org/bugs/download.php?file_id=37399>

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