Opened 10 years ago

Last modified 8 years ago

#13236 needs_work enhancement

Elements of a specific rank of a ranked poset — at Initial Version

Reported by: numata Owned by: tbd
Priority: major Milestone: sage-6.4
Component: combinatorics Keywords: poset, combinatorics, sd40
Cc: sage-combinat Merged in:
Authors: NUMATA, Yasuhide Reviewers:
Report Upstream: N/A Work issues:
Branch: Commit:
Dependencies: Stopgaps:

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For a ranked poset P and its rank function r. Implement a method which returns iterator of elements p in P such that r(p)=k.

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