Re: [sage-devel] change_ring for ideals

2023-10-15 Thread Dima Pasechnik
On Mon, 16 Oct 2023, 05:03 'Travis Scrimshaw' via sage-devel, < sage-devel@googlegroups.com> wrote: > Hi everyone, >Is there some reason why a generic change_ring() was not implemented > for all ideals? This leads to a bug with univariate Laurent polynomials: > I guess it was not implemented

[sage-devel] change_ring for ideals

2023-10-15 Thread 'Travis Scrimshaw' via sage-devel
Hi everyone, Is there some reason why a generic change_ring() was not implemented for all ideals? This leads to a bug with univariate Laurent polynomials: sage: L. = LaurentPolynomialRing(QQ) sage: I = L.ideal(0) sage: I + I -

[sage-devel] Re: Our github checks...

2023-10-15 Thread Frédéric Chapoton
now it's a step related to codecov that takes more than 1h50 minutes, see https://github.com/sagemath/sage/actions/runs/6523545241/job/17714302017?pr=36463 Le mardi 10 octobre 2023 à 16:29:01 UTC+2, Kwankyu Lee a écrit : > Hi, > > I am sorry to say this, but our github checks seem to be a mess. >