Dear Mark, William, John,
On Wed, Nov 11, 2009 at 09:34:54AM -0800, William Stein wrote:
> On Wed, Nov 11, 2009 at 9:27 AM, John Cremona <john.crem...@gmail.com> wrote:
> > I am using 4.2.1.alpha0 which built fine and all tests passed o n64-
> > bit ubuntu. Here's an example of the message:
> >
> > {{{
> > j...@selmer%sage
> > ----------------------------------------------------------------------
> > | Sage Version 4.2.1.alpha0, Release Date: 2009-11-09 |
> > | Type notebook() for the GUI, and license() for information. |
> > ----------------------------------------------------------------------
> > **********************************************************************
> > * *
> > * Warning: this is a prerelease version, and it may be unstable. *
> > * *
> > **********************************************************************
> > sage: E = EllipticCurve('14a1')
> > sage: E.isogeny_graph()
> > sh: kpsewhich: not found
> > sh: kpsewhich: not found
>
> kpsewhich is part of tex. You might want to install tex if you just
> want to make this problem
> go away.
>
> > Graph on 6 vertices
> > }}}
> >
> > Is this caused by this system not having some graphics thing installed
> > (which I expect that it doesn't)? The normal behaviour would be to
> > opo up a window with a picture in it. However,
> > {{{
> > sage: t = E.isogeny_graph()
> > sage: t
> > Graph on 6 vertices
> > sage: t.show()
> > }}}
> > produces no error message (and no picture either).
>
> That's not good. I wonder if matplotlib is somehow depending on latex
> to typeset certain labels, and has no fallback?
For the record: Mark Shimozono (in CC) was getting a similar error
when playing with crystals on the virtual box. Mark: could you remind
us the exact sequence of instruction which was triggering this, and on
which platform?
Best,
Nicolas
--
Nicolas M. Thiéry "Isil" <nthi...@users.sf.net>
http://Nicolas.Thiery.name/
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