On Thu, Jul 12, 2012 at 11:08:54PM -0400, VulK wrote:
> I just noticed the following odd behaviour:
>
> > sage: L=RootSystem(['A',2]).root_lattice()
> > sage: L.inject_variables()
> > ---------------------------------------------------------------------------
> > ValueError Traceback (most recent call last)
> > ValueError: variable names have not yet been set using
>
> I am running Sage Version 5.1, Release Date: 2012-07-09 with combinat queue
> both compiled from sources today (I noticed the same behaviour on an old 4.8
> install and I upgraded to check if had already been addressed).
> I assume it will suffices to add _assign_names in the definition of
> root_lattice but I did not have time to check it.
What would you want this method to do for root lattices?
Nicolas
--
Nicolas M. Thiéry "Isil" <nthi...@users.sf.net>
http://Nicolas.Thiery.name/
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