#19737: SetPartition.to_permutation().cycle_tuples() is not the identity
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       Reporter:  mantepse           |        Owner:
           Type:  defect             |       Status:  needs_review
       Priority:  major              |    Milestone:  sage-6.11
      Component:  combinatorics      |   Resolution:
       Keywords:  set partitions,    |    Merged in:
  permutations                       |    Reviewers:
        Authors:  Martin Rubey       |  Work issues:
Report Upstream:  N/A                |       Commit:
         Branch:                     |  7d20d99b2d4b969b4ea2aa00cc71d279deeffbf4
  u/mantepse/setpartition_to_permutation___cycle_tuples___is_not_the_identity|  
   Stopgaps:
   Dependencies:                     |
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Comment (by ncohen):

 What on earth is this `SetPartition.to_permutation` function? How is it
 mathematically defined? `O_o`

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Ticket URL: <http://trac.sagemath.org/ticket/19737#comment:4>
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