#12930: Poset of Alternating sign matrices
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Reporter: aschilling | Owner:
sage-combinat
Type: enhancement | Status:
needs_review
Priority: major | Milestone:
sage-5.1
Component: combinatorics | Resolution:
Keywords: alternating sign matrices, posets, days38 | Work issues:
Report Upstream: N/A | Reviewers:
Authors: Frédéric Chapoton | Merged in:
Dependencies: | Stopgaps:
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Changes (by {'newvalue': u'Fr\xe9d\xe9ric Chapoton', 'oldvalue': ''}):
* status: new => needs_review
* author: => Frédéric Chapoton
Comment:
I have implemented the reverse bijection under the name
"to_contre_tableau"
I have also implemented the lattice, but only for alternating sign
matrices, because contre-tableau are not hashable.
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Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/12930#comment:2>
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