Z Transform with and without using function in matlab |discrete signal z transform

In this video i am going to show u how to perform z transform of a signal with and without using function in matlab.We have standard ztrans function to find z tranform of a discrete signal in matlab.For similar matlab videos visit these links
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[@anoopm614]

Hi...do we have an in-built function in octave to find the z transform?

[@praneethsangadi1722]

should be czt(x). But you need to load the signal package. "pkg load signal"