#12630: Add representations of quivers and quiver algebras to sage
-------------------------------------+-------------------------------------
       Reporter:  JStarx             |        Owner:  AlexGhitza
           Type:  enhancement        |       Status:  needs_work
       Priority:  major              |    Milestone:  sage-6.2
      Component:  algebra            |   Resolution:
       Keywords:  algebra, quiver,   |    Merged in:
  module, days49                     |    Reviewers:  Simon King
        Authors:  Jim Stark, Simon   |  Work issues:  fix or delete
  King, Mathieu Guay-Paquet, Aladin  |  "all_paths()"
  Virmaux                            |       Commit:
Report Upstream:  N/A                |  a6b04c6c57b2362cbfa2e300a5d592ef79757fc8
         Branch:                     |     Stopgaps:
  public/combinat/quivers            |
   Dependencies:  #12412, #12413,    |
  #14806, #15491, #15623, #15810     |
-------------------------------------+-------------------------------------

Comment (by SimonKing):

 PS: Meanwhile cached methods are available for special python methods
 (including `__len__`). Hence, we could easily cache the number of elements
 of a path semigroup---we don't need to enumerate it repeatedly when we ask
 for the length repeatedly.

--
Ticket URL: <http://trac.sagemath.org/ticket/12630#comment:211>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica, 
and MATLAB

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