Thanks.  By problem went away with Sage 3.2.2.

Dave

On Dec 27 2008, 10:55 am, mabshoff <[email protected]
dortmund.de> wrote:
> On Dec 27, 9:11 am,DavidPerkinson<[email protected]> wrote:
>
> Hi Dave,
>
>
>
> > Here is a typical error when I try to run a combinatorial function:
>
> > sage: combinations([1,2],3)
> > ------------------------------------------------------------
> >    File "<string>", line 1
> >      [  ]gap>
> >          ^
> > SyntaxError: invalid syntax
>
> > Linux Fedora 9, 2.6.27.7-53.fc9.i686 on a Thinkpad
> > SAGE Version 3.1.4, Release Date: 2008-10-16
> > installed from a binary
>
> > Thanks for any suggestions.
>
> > Dave
>
> This works for me in Sage 3.2.2:
>
> sage: combinations([1,2],1)
> [[1], [2]]
> sage: combinations([1,2],2)
> [[1, 2]]
> sage: combinations([1,2],3)
> []
>
> Note that this code was recently (In Sage 3.2.0 or so IIRC) fixed.
>
> Cheers,
>
> Michael
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