#13240: Give posets polynomials (order, characteristic, zeta, etc.)
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Reporter: csar | Owner: sage-combinat
Type: enhancement | Status: needs_review
Priority: major | Milestone: sage-5.13
Component: combinatorics | Resolution:
Keywords: sd40, days45 | Merged in:
Authors: Alex Csar, Kevin Dilks | Reviewers:
Report Upstream: N/A | Work issues:
Branch: | Commit:
Dependencies: | Stopgaps:
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Comment (by chapoton):
Thanks Darij, for your review patch.
Your review looks good to me.
concerning flag f-vector and flag h-vector, there is something here :
http://en.wikipedia.org/wiki/H-vector#Flag_h-vector_and_cd-index
It can also probably go through the hasse diagram.
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Ticket URL: <http://trac.sagemath.org/ticket/13240#comment:35>
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