#14432: Hash broken for unions, intersections, differences, and symmetric
differences of sets
---------------------------------+------------------------------------------
       Reporter:  saraedum       |         Owner:  sage-combinat
           Type:  defect         |        Status:  needs_review 
       Priority:  minor          |     Milestone:  sage-5.10    
      Component:  combinatorics  |    Resolution:               
       Keywords:  hash, set      |   Work issues:               
Report Upstream:  N/A            |     Reviewers:               
        Authors:  Julian Rueth   |     Merged in:               
   Dependencies:                 |      Stopgaps:               
---------------------------------+------------------------------------------

Comment (by tscrim):

 To test hashing, it is better to do tests like `hash(s) == hash(s)` that
 do not depend upon the specific value but instead show that the object is
 hashable and it's value does not change.

-- 
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/14432#comment:4>
Sage <http://www.sagemath.org>
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