-----------------------------------------------------------
z = tf('z',1)
z'
tf(ss(z)')
q=z +1
q'
tf(ss(q)')
q=z^3-2*z^2+3*z+7
q'
tf(ss(q)')
-----------------------------------------------------------
z =
z
Sample time: 1 seconds
Discrete-time transfer function.
ans =
1
-
z
Sample time: 1 seconds
Discrete-time transfer function.
ans =
z
---
z^2
Sample time: 1 seconds
Discrete-time transfer function.
q =
z + 1
Sample time: 1 seconds
Discrete-time transfer function.
ans =
z + 1
-----
z
Sample time: 1 seconds
Discrete-time transfer function.
ans =
z^2 + z + 2.892e-17
-------------------
z^2
Sample time: 1 seconds
Discrete-time transfer function.
q =
z^3 - 2 z^2 + 3 z + 7
Sample time: 1 seconds
Discrete-time transfer function.
ans =
7 z^3 + 3 z^2 - 2 z + 1
-----------------------
z^3
Sample time: 1 seconds
Discrete-time transfer function.
ans =
7 z^4 + 3 z^3 - 2 z^2 + z + 2.425e-17
-------------------------------------
z^4
Sample time: 1 seconds
Discrete-time transfer function.
-----------------------------------------------------------
Best Regards,
Bhrigu Kansra
>>