I think that #2508 (which I am currently reviewing) may also be relevant here.
John Cremona On Aug 3, 10:01 am, Niles <[email protected]> wrote: > Hello all, > > I believe I have come closer to understanding the problem; I believe > the root issue is with negative-valuation coefficients of power series > over p-adics, rather than with Dp_valued_series itself. As I > understand it, the bug in power series comparison masked this issue so > that > > EllipticCurve('53a1').sha().an_padic(5) > > worked as expected until the power series comparison bug was patched. > An extensive description is on the ticket page: > > http://trac.sagemath.org/sage_trac/ticket/9457#comment:12 > > best, > Niles -- To post to this group, send an email to [email protected] To unsubscribe from this group, send an email to [email protected] For more options, visit this group at http://groups.google.com/group/sage-devel URL: http://www.sagemath.org
