Re: Problem entering functions

[Jordi Gutiérrez Hermoso]

On 1 June 2012 08:38, James Sherman Jr. <address@hidden> wrote:
> On Fri, Jun 1, 2012 at 3:09 AM, George, Michael David <address@hidden>
> wrote:
>>
>> I'm trying to just run a simple root locus problem but I can't even use
>> the transfer function on octave.
>>
>> Here's what I type in and this is what I get:
>>
>> sys=tf([1], [1 8 32 0]);
>> error: 'tf' underfined near line 7 column 5
>>
>> What am I doing wrong??

> It seems like you do not have the control package installed.  You
> can install it from here:

> http://octave.sourceforge.net/control/index.html
>
> and the instructions to install are here:
> http://octave.sourceforge.net/index.html

Depending on the system you're using, there may be more convenient
instructions for obtaining the control package. For Windows and most
GNU distributions, pre-compiled packages for Octave-Forge already
exist. You should attempt to use those before you attempt to compile
the package from source.

HTH,
- Jordi G. H.