#10903: Update Singular to 3-1-3-3.
---------------------------------------------+------------------------------
Reporter: malb | Owner: tbd
Type: defect | Status: needs_review
Priority: critical | Milestone: sage-4.7.2
Component: packages | Keywords: singular
SageDays34 sd34
Work_issues: | Upstream: N/A
Reviewer: Martin Albrecht, Volker Braun | Author: Burcin Erocal,
Martin Albrecht, Volker Braun, SImon King
Merged: | Dependencies: #11339
---------------------------------------------+------------------------------
Changes (by newvalueoldvalue):
* status: needs_work => needs_review
* author: Burcin Erocal, Martin Albrecht, Volker Braun => Burcin Erocal,
Martin Albrecht, Volker Braun, SImon King
Old description:
> = Singular spkg upgrade =
>
> Singular 3-1-2 fixes a critical bug, cf. #10902. There are more bugfixes
> in the newest stable release. We should update as soon as possible.
>
> = Sage libsingular upgrade =
>
> There are various issues where `currRing` is not correctly set. Some of
> these are triggered by refcounting the rings and freeing them when they
> are no longer needed, see the dependency ticket #11339.
>
> = Installation instructions =
>
> * '''Install:'''
> http://www.stp.dias.ie/~vbraun/Sage/spkg/singular-3-1-3-3.p0.spkg
>
> * Apply the two dependency patches from #11339
>
> * '''Apply:''' [attachment:trac_10903_singular-3-1-3-3.patch],
> [attachment:trac_10903_singular-fixes.patch]
New description:
= Singular spkg upgrade =
Singular 3-1-2 fixes a critical bug, cf. #10902. There are more bugfixes
in the newest stable release. We should update as soon as possible.
= Sage libsingular upgrade =
There are various issues where `currRing` is not correctly set. Some of
these are triggered by refcounting the rings and freeing them when they
are no longer needed, see the dependency ticket #11339.
= Installation instructions =
* '''Install:'''
http://www.stp.dias.ie/~vbraun/Sage/spkg/singular-3-1-3-3.p0.spkg
* Apply the two dependency patches from #11339
* '''Apply:''' [attachment:trac_10903_singular-3-1-3-3.patch],
[attachment:trac_10903_singular-fixes.patch],
[attachment:trac10903_fix_name.patch]
--
Comment:
I have attached a patch that makes the `__name__` lazy attribute raise an
attribute error when it would return None otherwise. For me, it seems to
fix the problem, but I think it should better be verified by someone else.
Apply trac_10903_singular-3-1-3-3.patch trac_10903_singular-fixes.patch
trac10903_fix_name.patch
--
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/10903#comment:67>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
and MATLAB
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