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Re: Octave Control package bug ?


From: Parameshwara Bhat
Subject: Re: Octave Control package bug ?
Date: Wed, 16 Sep 2020 02:38:31 +0530

On Sunday, 6 September, 2020 12:14:12 PM IST you wrote:

 



On Sunday, 6 September 2020, Parameshwara Bhat <peebhat@gmail.com> wrote:

 

On Thursday, 3 September, 2020 9:16:41 AM IST Doug Stewart wrote:
> On Wed, Sep 2, 2020 at 10:01 PM Parameshwara Bhat <peebhat@gmail.com> wrote:
>
> > On Tuesday, 1 September, 2020 12:31:25 AM IST Torsten Lilge wrote:
> > > On Mon, 2020-08-31 at 13:42 +0530, Parameshwara Bhat wrote:
> > > > Hello All,
> > > >
> > > > I am not able to generate pzmap OR bode OR nyquist. I receive error,
> > > >
> > > > "error: __zero__: function called with too many inputs
> > > > error: called from
> > > >? ? ?__zero__
> > > >? ? ?zero at line 140 column 23
> > > >? ? ?__frequency_vector__>__frequency_range__ at line 111 column 7
> > > >? ? ?__frequency_vector__ at line 52 column 26
> > > >? ? ?__frequency_response__ at line 98 column 7
> > > >? ? ?bode at line 66 column 20"
> > > >
> > > > This error I receive even if I give the exact demo commands for the
> > > > functions from the Documentation,like
> > > >
> > > > "s=tf('s');
> > > >? g=1/(s+1);
> > > >? pzmap(g); "
> > > >
> > > > I am running control package,"control *|? ? ? ? 3.2.0 |
> > > > /usr/share/octave/packages/control-3.2.0" (output line from ver)
> > > >
> > > > I think it is a bug. But the package is one year old and should be
> > > > tested and stable. Am I missing something ?
> > > >
> > > > Thanks all in advance.
> > > >
> > > > P Bhat
> > >
> > > Your example with pzmap, bode, or nyquist works for me. What are the
> > > results of
> > >
> > >? ? ?pkg test control
> > >
> > > on your system?
> > >
> > > Torsten
> > >
> > I am attaching the log file fntest.log.
> >
> > There are failures. This package was installed from Manjaro repository
> > (AUR built).
> >
> > What options to correct ?
> >
> > Parameshwara.
> >
>
> To help us debug this try
> which? ?__zero__
> and show us the results.
>
'which? _zero_'? outputs nothing, as below.
? ? ?*?

 

? ? ?*? ">> pkg load control
? ? ?*? >> which _zero_
? ? ?*? >> pkg unload control
? ? ?*? >> which _zero_
? ? ?*? >>"

 

Parameshwara.

 


Try again but this time with TWO underscores each side of the zero:


?__zero__


Cheers... Ian



I  tried with "__zero__" (with two underscores either side)

No  output. Silent return to command line.


Parameshwara.


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