#1956: implement multivariate truncated power series arithmetic
-------------------------------------------+--------------------------------
   Reporter:  was                          |       Owner:  pernici              
    
       Type:  enhancement                  |      Status:  needs_work           
    
   Priority:  major                        |   Milestone:  sage-4.7             
    
  Component:  commutative algebra          |    Keywords:  multivariate power 
series
     Author:  Niles Johnson                |    Upstream:  N/A                  
    
   Reviewer:  Martin Albrecht, Simon King  |      Merged:                       
    
Work_issues:                               |  
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Old description:

> Multivariate truncated power series arithmetic has been requested a
> *lot*.
>
> == Apply: ==
>
>  1. (unnecessary as of sage 4.6) patch from #9443
>  1. [attachment:trac_1956_multi_power_series_new_4.patch]
>  1. [attachment:trac_1956_uni_multi_ps_3.patch]
>  1. [attachment:trac_1956_multi_ps_cleanup.patch]

New description:

 Multivariate truncated power series arithmetic has been requested a *lot*.

 == Apply: ==

  1. (unnecessary as of sage 4.6) patch from #9443
  1. [attachment:trac_1956_multi_power_series_new_4.patch]
  1. [attachment:trac_1956_uni_multi_ps_3.patch]
  1. [attachment:trac_1956_multi_ps_cleanup.patch]
  1. [attachment:trac_1956_multi_ps_coercion.patch]

--

Comment(by niles):

 attached the patch which implements the changes described above; now
 updating "Apply" instructions

 Buildbot:

 Apply trac_1956_multi_power_series_new_4.patch,
 trac_1956_uni_multi_ps_3.patch, trac_1956_multi_ps_cleanup.patch,
 trac_1956_multi_ps_coercion.patch

-- 
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/1956#comment:99>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica, 
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