#5623: [with patch, positive review] 5x speedup in all_graph_colorings
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 Reporter:  carlohamalainen  |       Owner:  boothby   
     Type:  enhancement      |      Status:  new       
 Priority:  minor            |   Milestone:  sage-3.4.1
Component:  graph theory     |    Keywords:            
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Comment(by boothby):

 I've added one more patch which tests for the previous segfault, and
 negative entries.  The patches work when applied in the order:

     * graphcolouring.patch
     * dlxcpp.patch
     * graphcoloring_5623_test.patch
     * graphcoloring_5623_doctests.patch

-- 
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/5623#comment:8>
Sage <http://sagemath.org/>
Sage - Open Source Mathematical Software: Building the Car Instead of 
Reinventing the Wheel

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