#19613: Implement basic representations of semigroups
-------------------------------------+-------------------------------------
       Reporter:  tscrim             |        Owner:  sage-combinat
           Type:  enhancement        |       Status:  needs_review
       Priority:  major              |    Milestone:  sage-7.1
      Component:  group theory       |   Resolution:
       Keywords:  representation,    |    Merged in:
  semigroups,                        |    Reviewers:
        Authors:  Travis Scrimshaw   |  Work issues:
Report Upstream:  N/A                |       Commit:
         Branch:                     |  446f369a6e1bdaaa94e607db4285353e1a7f5438
  public/representations/basic_implementation-19613|     Stopgaps:
   Dependencies:                     |
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Comment (by tscrim):

 Taken care of all of the above.

 The `x * x` issue appears with just a combinatorial free module:
 {{{
 sage: C = CombinatorialFreeModule(ZZ, ['a','b'])
 sage: x = C.an_element()
 sage: x * x  # BOOM
 }}}
 so it is unrelated to this ticket.

--
Ticket URL: <http://trac.sagemath.org/ticket/19613#comment:19>
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