#12743: Addition of reduction rules as pre-processing of the vertex cover
function
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Reporter: dcoudert | Owner: jason, ncohen, rlm
Type: enhancement | Status: needs_work
Priority: major | Milestone: sage-5.0
Component: graph theory | Resolution:
Keywords: | Work issues:
Report Upstream: N/A | Reviewers:
Authors: David Coudert | Merged in:
Dependencies: | Stopgaps:
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Changes (by dcoudert):
* status: positive_review => needs_work
Comment:
Arghh!!! I found a small bug: with the contraction of some vertices, we
may create multi-edges, thus leading to an error since the degree is
different from the size of the neighborhood.
This is certainly a side effect of the merge_vertices method.
I will fix this bug very soon.
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Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/12743#comment:15>
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