#11820: Undo #4777: Remove PARI bug work-around in is_prime_power()
--------------------------------+-------------------------------------------
   Reporter:  aapitzsch         |          Owner:  AlexGhitza    
       Type:  enhancement       |         Status:  needs_review  
   Priority:  major             |      Milestone:  sage-4.7.2    
  Component:  basic arithmetic  |       Keywords:                
Work_issues:                    |       Upstream:  N/A           
   Reviewer:                    |         Author:  André Apitzsch
     Merged:                    |   Dependencies:                
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Old description:

> The pari bug mentioned in #4777 is fixed, see [1].
> So undo #4777 to make {{{is_prime_power}}} faster.
>
> [1] http://pari.math.u-bordeaux.fr/cgi-
> bin/bugreport.cgi?bug=916&archive=yes

New description:

 The PARI bug mentioned in #4777 is fixed, see ![1].
 So undo #4777 to make {{{is_prime_power()}}} faster.

 ![1] [http://pari.math.u-bordeaux.fr/cgi-
 bin/bugreport.cgi?bug=916&archive=yes]

 ----

 Apply [attachment:trac_11820_undo_4777.patch] to the Sage library.

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Comment(by leif):

 The error message could be nicer, and the commit message more meaningful.

-- 
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/11820#comment:2>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica, 
and MATLAB

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