Vasco,
? eigenvectors
shows the documentation of this function: eigenvectors is part of an
additional package and you get the information how to load this package.
Just type
load ("eigen");
After loading the addon package you can use eigenvectors.
HTH
Volker van Nek
Am Mittwoch, den 17.02.2010, 00:30 +0100 schrieb V:
> What's wrong?
>
> Vasco
>
> (%i1 ) eigenvectors (matrix([1]));
>
> Could not find `EIGEN' using paths in file_search_maxima,system.
> #0: eigenvectors(?_l=[matrix([1])])
> -- an error. To debug this try: debugmode(true);
> (%i2) bug_report();
>
> The Maxima bug database is available at
> http://sourceforge.net/tracker/?atid=104933&group_id=4933&func=browse
> Submit bug reports by following the 'Add new' link on that page.
> Please include the following information with your bug report:
> -------------------------------------------------------------
>
> Maxima version: 5.20.1
> Maxima build date: 22:2 1/19/2010
> Host type: x86_64-unknown-linux-gnu
> Lisp implementation type: GNU Common Lisp (GCL)
> Lisp implementation version: GCL 2.6.7
>
> -------------------------------------------------------------
> The above information is also reported by the function 'build_info'.
>
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