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Re: Error with tf(): # of poles < # of zeros
From: |
Axax |
Subject: |
Re: Error with tf(): # of poles < # of zeros |
Date: |
Fri, 26 Mar 2010 10:57:24 +0100 |
Il giorno gio, 25/03/2010 alle 22.43 -0400, Doug Stewart ha scritto:
>
>
> One more point. I believe that you are trying to do a "non-causal"
> system. You are trying to model a system that has an output before the
> input arrives.
If I do the correct math, it's not "non-causal".
The impulse response is: h(n) = x(n)+0.8x(n-1)
in the Z domain: H(z)=1+0.8z^-1
But when I've posted the question was 2:48 AM in Italy! :)
So... some errors may lead! :)
>
> Now if we can do that we will know the future!!!!
> Doug
>
>
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