Opened 4 years ago
Last modified 4 years ago
#25868 new enhancement
Implement algebraic shifting operation for simplicial complexes
Reported by: | jipilab | Owned by: | |
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Priority: | major | Milestone: | sage-8.4 |
Component: | geometry | Keywords: | simplicial complexes, shifting |
Cc: | jipilab, moritz, vdelecroix, jhpalmieri, tscrim | Merged in: | |
Authors: | Jean-Philippe Labbé | Reviewers: | |
Report Upstream: | N/A | Work issues: | |
Branch: | u/jipilab/shifting (Commits, GitHub, GitLab) | Commit: | 48f7294672f928ee064f5b0d419a05d6e3fc26f3 |
Dependencies: | Stopgaps: |
Description
This tickets implements the exterior and symmetric shifting of simplicial complexes.
For more details on this operation, see for example:
https://arxiv.org/abs/math/0303233 https://arxiv.org/abs/0709.3265
where the operation is discussed in detail.
Change History (4)
comment:1 Changed 4 years ago by
- Commit set to 547760d51a7ff2023059de69b9f185cbc4852b31
comment:2 Changed 4 years ago by
I am still working on the function, but thought that I could upload my current working version.
I still would like to implement the symmetric shifting as well.
comment:3 Changed 4 years ago by
- Cc tscrim added
comment:4 Changed 4 years ago by
- Commit changed from 547760d51a7ff2023059de69b9f185cbc4852b31 to 48f7294672f928ee064f5b0d419a05d6e3fc26f3
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Branch pushed to git repo; I updated commit sha1. New commits:
First version of k-shift
some more improvement on shift
changed method for shifting
First draft of exterior shifting