#10903: Update Singular to 3-1-3-3
-------------------------------------------------------------------------+--
    Reporter:  malb                                                      |      
   Owner:  tbd                                      
        Type:  defect                                                    |      
  Status:  new                                      
    Priority:  critical                                                  |     
Milestone:  sage-4.7.2                               
   Component:  packages                                                  |    
Resolution:                                           
    Keywords:  singular SageDays34 sd34                                  |   
Work_issues:                                           
    Upstream:  N/A                                                       |      
Reviewer:  Martin Albrecht, Volker Braun, Simon King
      Author:  Burcin Erocal, Martin Albrecht, Volker Braun, Simon King  |      
  Merged:  sage-4.7.2.alpha4                        
Dependencies:  #11339                                                    |  
-------------------------------------------------------------------------+--
Description changed by jdemeyer:

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:10903_flat.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://boxen.math.washington.edu/home/jdemeyer/spkg/singular-3-1-3-3.p1.spkg]

  * Apply the two dependency patches from #11339

  * '''Apply:''' [attachment:10903_flat.patch]

--

-- 
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/10903#comment:107>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica, 
and MATLAB

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