#14108: bug in is_isomorphic
----------------------------+-----------------------------------------------
   Reporter:  zimmerma      |             Owner:  jason, ncohen, rlm
       Type:  defect        |            Status:  new               
   Priority:  major         |         Milestone:  sage-5.8          
  Component:  graph theory  |          Keywords:                    
Work issues:                |   Report Upstream:  N/A               
  Reviewers:                |           Authors:                    
  Merged in:                |      Dependencies:                    
   Stopgaps:                |  
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 This seems similar to #13114 but still buggy in Sage 5.6:
 {{{
 sage: G=DiGraph([[0,0],[0,0],[0,0],[1,1],[1,1],[1,1]])
 sage: H=DiGraph([[0,0],[0,0],[0,0],[0,0],[1,1],[1,1]])
 sage: G.is_isomorphic(H)
 True
 sage: G.is_isomorphic(H,certify=true)
 (True, {0: 0, 1: 1})
 }}}
 Paul

-- 
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/14108>
Sage <http://www.sagemath.org>
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