#18427: matroids catalog, optional field of representation
-------------------------------------+-------------------------------------
       Reporter:  chaoxu             |        Owner:
           Type:  enhancement        |       Status:  needs_review
       Priority:  minor              |    Milestone:  sage-6.7
      Component:  matroid theory     |   Resolution:
       Keywords:                     |    Merged in:
        Authors:  Chao Xu            |    Reviewers:
Report Upstream:  N/A                |  Work issues:
         Branch:                     |       Commit:
  u/chaoxu/ticket/18427              |  b1c4de0cf3b06cfc4345f612f9afe0d984b16784
   Dependencies:                     |     Stopgaps:
-------------------------------------+-------------------------------------
Changes (by {'newvalue': u'Chao Xu', 'oldvalue': ''}):

 * status:  new => needs_review
 * commit:   => b1c4de0cf3b06cfc4345f612f9afe0d984b16784
 * author:   => Chao Xu


Comment:

 I have made an attempt for the wheel matroids.
 It returns regular matroid if either no ring/field specified, or the ring
 is the ring of integers.

--
Ticket URL: <http://trac.sagemath.org/ticket/18427#comment:3>
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