On Wed, Jun 2, 2010 at 6:43 AM, kcrisman <kcris...@gmail.com> wrote:
> I guess I'm a little surprised that even the 'vector' explicitly
> designated to be over ZZ isn't in there.  I think I'm mathematically
> ok, too - taking the echelon matrix, isn't my vector e_1-(1/3)*e_2-
> (1/3)*e_3 ?

Those coefficients are in QQ not ZZ.

--Mike

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