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num,den] = invfreqs/invfreqz(mag,freq,nb,na) ... warnings for
invfreqs///invfreqz: (Matrix is close to singular or badly
scaled.Results may be inaccurate.///Warning: W has values outside the
interval [0,pi]. INVFREQZ aliases such values into this interval and
designs a real filter. To design a complex filter, use the 'complex'

I have the same problem that you also indicated before for invfreqs function, can you explain how I can solve this problem...

Number of Posts: 2 messages in 2 threads

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30 Oct 2011 Matt J
29 Oct 2011 fatih bode pole zero lsq...

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