I don't think this is a known issue. I created https://trac.sagemath.org/ticket/25879 to track it.
Thanks for reporting this :) On Wednesday, July 18, 2018 at 3:59:06 PM UTC+2, srozensz wrote: > Hello, > > I'm running Sage 8.2 and this is what I have observed: > > sage: R = Zp(3,type = 'fixed-mod', prec = 5) > sage: S.<t> = R[] > sage: W.<w> = R.extension(t^2-3) > sage: w.residue() > 1 > > the output here should be 0. > > The bug also appears with ZpCA(3,5) instead of Zp(3,type = 'fixed-mod', > prec = 5), but the output is OK for R = Zp(3,5) > > Is this bug already known? I could not find trace of it. > > Thank you! > -- You received this message because you are subscribed to the Google Groups "sage-devel" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-devel+unsubscr...@googlegroups.com. To post to this group, send email to sage-devel@googlegroups.com. Visit this group at https://groups.google.com/group/sage-devel. For more options, visit https://groups.google.com/d/optout.