Re: sys2tf seems broken in 2.1.38

[Nicholas Piper]

On Fri, 01 Nov 2002, John W. Eaton wrote:

> On  1-Nov-2002, Nicholas Piper <address@hidden> wrote:

> | step(sys) -> Error
> | sysout(sys,'tf') -> Error
> | sysout(sys) -> Works

> This seems to work correctly with my current sources.

I've just built from CVS (checked out about half an hour ago), and it
still fails.

octave:1> k=3;b=2;f=9.81;m=10; 
octave:2> A=[0 1; -k/m -b/m];B=[0;1/m];C=[1 0];D=[0]; 
octave:3> sys = ss2sys(A,B,C,D); 
octave:4>  step(sys)
 ** On entry to DGESVD parameter number 13 had an illegal value

Which I don't quite understand. I presume your current sources ==
current CVS ?

(My subscribe to bug- doesn't seem to have been processed yet, so I'm
still posting here).

 Nick

-- 
Part 3 MEng Cybernetics; Reading, UK       http://www.nickpiper.co.uk/
GPG Encrypted mail welcome!                             1024D/3ED8B27F
Choose life. Be Vegan :-) Please reduce needless cruelty + suffering !



-------------------------------------------------------------
Octave is freely available under the terms of the GNU GPL.

Octave's home on the web:  http://www.octave.org
How to fund new projects:  http://www.octave.org/funding.html
Subscription information:  http://www.octave.org/archive.html
-------------------------------------------------------------