#20402: Make real reflection group compatible with subword complex
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Reporter: stumpc5 | Owner:
Type: enhancement | Status: new
Priority: major | Milestone: sage-7.2
Component: combinatorics | Resolution:
Keywords: coxeter group, | Merged in:
subword complex | Reviewers:
Authors: Christian Stump | Work issues:
Report Upstream: N/A | Commit:
Branch: u/stumpc5/20402 | 19271510dd0f4b3ea6480fb9e6d15d70383440fc
Dependencies: #11187 | Stopgaps:
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Comment (by chapoton):
This is failing:
{{{
sage: a3r=ReflectionGroup(['A',3], base_ring=QQ)
sage: sr=SubwordComplex([1,3,2,1,3,2,1,3,2],a3r.w0)
sage: fr=sr.greedy_facet()
sage: fr.extended_weight_configuration()
}}}
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Ticket URL: <http://trac.sagemath.org/ticket/20402#comment:7>
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