#17464: Computing the automorphism group of a graph with Bliss
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Reporter: azi | Owner:
Type: | Status: needs_work
enhancement | Milestone: sage-6.5
Priority: major | Resolution:
Component: graph | Merged in:
theory | Reviewers: Nathann Cohen
Keywords: | Work issues:
Authors: | Commit:
Jernej Azarija | 09ec0494fa9b2e6f4b9dd9154a570cdd04cfb594
Report Upstream: N/A | Stopgaps:
Branch: |
public/bliss |
Dependencies: |
#17552 |
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Changes (by vbraun):
* status: positive_review => needs_work
Comment:
I get
{{{
...
sage: G = Graph(multiedges=True,sparse=True) ## line 17388 ##
sage: G.add_edge(('a', 'b')) ## line 17389 ##
sage: G.add_edge(('a', 'b')) ## line 17390 ##
sage: G.add_edge(('a', 'b')) ## line 17391 ##
sage: G.automorphism_group() ## line 17392 ##
Permutation Group with generators [('a','b')]
sage: D = DiGraph( { 0:[1], 1:[2], 2:[3], 3:[4], 4:[0] } ) ## line 17397
##
sage: D.automorphism_group() ## line 17398 ##
Bliss fatal error: Internal error - unknown splitting heuristics
Aborting!
}}}
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Ticket URL: <http://trac.sagemath.org/ticket/17464#comment:91>
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