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 |
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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: |
Description
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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