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Subject: Matlab outputing wrong transfer function?
Date: Mon, 19 Oct 2009 18:22:35 +0000 (UTC)
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I was testing Simulink and I placed a 'du/dt' block between and input and output block, then ran

[A,B,C,D] = linmod('system')
[num, den] = ss2tf(A,B,C,D)

this returns the transfer function as 0/1.  Shouldn't it be s/1 ?