How to extract coefficient of difference equation in Matlab?

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Rui Hou 2020-10-27

评论： Rui Hou 2020-12-10

I have a difference equation below:

Y(t) = 6*x*(t)+4*x*(t-1)-6*x*(t-3)+2*Y*(t-1)

How to extract coefficient of difference equation

Rohit Pappu 2020-10-30

To extract coefficient of difference equation, a possible workaround would be as follows -

Convert difference equation into a f(z) using Z transforms. Documentation available here
Extract thne coefficients of f(z) using sym2poly. Solution can be found here

Rui Hou 2020-12-10

Okay!Thank you!

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