On Wed, Jan 20, 2010 at 02:02:05PM -0800, Jason Grout wrote:
> William Stein wrote:
> >I argue for keeping the current design when I'm *doing* math.
> >I argue for changing echelon_form to return something over the
> >fraction field when I'm teaching undergraduates.

+1

Luckily enough, in France, the students know this as (result of) Gauss
elimination, and later learn the general concept of echelon form.

> Which is exactly why I think the best solution is to just have a
> .rref() command, which is what we would use with students (and what
> they are probably more used to anyway).

+1

(well, my students would be looking for gaussElim, but that might just
be a residue of Maple/MuPAD).

Best,
                                Nicolas
--
Nicolas M. ThiƩry "Isil" <nthi...@users.sf.net>
http://Nicolas.Thiery.name/
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