Opened 2 years ago

Closed 2 years ago

#28743 closed enhancement (fixed)

Lattice Polytopes: Implement incidence matrix

Reported by: gh-kliem Owned by:
Priority: major Milestone: sage-9.0
Component: geometry Keywords: polytopes, lattice polytopes
Cc: jipilab, gh-LaisRast, novoselt Merged in:
Authors: Jonathan Kliem Reviewers: Frédéric Chapoton, Laith Rastanawi
Report Upstream: N/A Work issues:
Branch: 14519a7 (Commits, GitHub, GitLab) Commit: 14519a7fa49f50504149256c320ad893420ebbf3
Dependencies: #28741 Stopgaps:

Status badges

Description

This ticket implements the incidence matrix for lattice polytopes.

The columns correspond to facets, the rows to vertices.

It applies this method when computing the face lattice.

Change History (10)

comment:1 Changed 2 years ago by gh-kliem

  • Branch set to public/28743
  • Commit set to a100542b32b7ed5279f112c7b16a794fa0998e69
  • Status changed from new to needs_review

New commits:

​a100542implemented incidence matrix and applied it

comment:2 Changed 2 years ago by novoselt

There is also vertex_facet_pairing_matrix, perhaps it is nice to cross-reference these methods in documentation.

comment:3 Changed 2 years ago by gh-kliem

  • Cc novoselt added

comment:4 Changed 2 years ago by gh-kliem

  • Branch changed from public/28743 to public/28743-reb
  • Commit changed from a100542b32b7ed5279f112c7b16a794fa0998e69 to 3f0d6fe57a49406469f8ceb3d566166fbb35d0df

New commits:

​3f0d6feimplemted incidence matrix for lattice polytope

comment:5 Changed 2 years ago by gh-kliem

  • Branch changed from public/28743-reb to public/28743-reb2
  • Commit changed from 3f0d6fe57a49406469f8ceb3d566166fbb35d0df to 2d6093c88480001dc56e392df5a19d768347cc0b

New commits:

​b81eaaeimplemted incidence matrix for lattice polytope
​2d6093cmade incidence matrix cached an immutable

comment:6 follow-up: Changed 2 years ago by chapoton

missing empty line after + EXAMPLES::

comment:7 Changed 2 years ago by git

  • Commit changed from 2d6093c88480001dc56e392df5a19d768347cc0b to 14519a7fa49f50504149256c320ad893420ebbf3

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

​14519a7missing empty line

comment:8 in reply to: ↑ 6 Changed 2 years ago by gh-kliem

Sorry, missed that.

Replying to chapoton:

missing empty line after + EXAMPLES::

comment:9 Changed 2 years ago by gh-LaisRast

  • Reviewers set to Frédéric Chapoton, Laith Rastanawi
  • Status changed from needs_review to positive_review

It is good to go.

comment:10 Changed 2 years ago by vbraun

  • Branch changed from public/28743-reb2 to 14519a7fa49f50504149256c320ad893420ebbf3
  • Resolution set to fixed
  • Status changed from positive_review to closed
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