#17225: Degrees of looped *immutable* graphs are wrong
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       Reporter:  kcrisman      |        Owner:
           Type:  defect        |       Status:  new
       Priority:  major         |    Milestone:  sage-6.4
      Component:  graph theory  |   Resolution:
       Keywords:                |    Merged in:
        Authors:                |    Reviewers:
Report Upstream:  N/A           |  Work issues:
         Branch:                |       Commit:
   Dependencies:                |     Stopgaps:
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Comment (by ncohen):

 HMmmmmm... Well, the thing is that it depends on what you want the degree
 to be. If you want the degree of a vertex to be equal to the number of
 edges incident to it, then it is correct.

 If you want the number of edges to be twice the sum of degrees, then it is
 wrong.

 Nathann

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Ticket URL: <http://trac.sagemath.org/ticket/17225#comment:1>
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