Opened 6 years ago

Closed 6 years ago

#17575 closed enhancement (fixed)

Implement incidence algebra of a (finite) poset

Reported by: tscrim Owned by: sage-combinat
Priority: major Milestone: sage-6.5
Component: combinatorics Keywords: posets, incidence algebra
Cc: sage-combinat Merged in:
Authors: Travis Scrimshaw Reviewers: Frédéric Chapoton
Report Upstream: N/A Work issues:
Branch: bf7c960 (Commits) Commit: bf7c96032b7c50a62cae57fa4c7fb8ae6368a0be
Dependencies: Stopgaps:

Description

This ticket implements the incidence algebra of a poset and the reduced incidence algebra for finite posets.

Change History (9)

comment:1 Changed 6 years ago by tscrim

  • Branch set to public/combinat/incidence_algebras-17575
  • Status changed from new to needs_review

comment:2 Changed 6 years ago by git

  • Commit set to 2f08773927a86d5511445ff5471dfec3c042c181

Branch pushed to git repo; I updated commit sha1. New commits:

​5b3c7d2Implement incidence algebras.
​2f08773Added reduced subalgebra and more documentation.

comment:3 Changed 6 years ago by git

  • Commit changed from 2f08773927a86d5511445ff5471dfec3c042c181 to 52d5ad176b7716d9e1428861b70b4ff1afaf3c3d

Branch pushed to git repo; I updated commit sha1. New commits:

​52d5ad1Merge branch 'public/combinat/incidence_algebras-17575' into 6.7.b2

comment:4 Changed 6 years ago by git

  • Commit changed from 52d5ad176b7716d9e1428861b70b4ff1afaf3c3d to 467c7562922583e5918cf136925eb36b8c03edc6

Branch pushed to git repo; I updated commit sha1. New commits:

​467c756trac #17575 minor pep8 and doc details, reviewer commit

comment:5 Changed 6 years ago by chapoton

Ok, this looks good to me.

I would like this to be in the catalog of algebras. Would you take care of that, please ?

Then it can get a positive review.

comment:6 Changed 6 years ago by tscrim

  • Reviewers set to Frédéric Chapoton
  • Status changed from needs_review to positive_review

Done; thanks!

comment:7 Changed 6 years ago by git

  • Commit changed from 467c7562922583e5918cf136925eb36b8c03edc6 to bf7c96032b7c50a62cae57fa4c7fb8ae6368a0be
  • Status changed from positive_review to needs_review

Branch pushed to git repo; I updated commit sha1 and set ticket back to needs_review. New commits:

​bf7c960Changes to the catalog.

comment:8 Changed 6 years ago by tscrim

  • Status changed from needs_review to positive_review

Push ticket, then change to positive review...

comment:9 Changed 6 years ago by vbraun

  • Branch changed from public/combinat/incidence_algebras-17575 to bf7c96032b7c50a62cae57fa4c7fb8ae6368a0be
  • Resolution set to fixed
  • Status changed from positive_review to closed
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