Opened 2 years ago
Closed 17 months ago
#29811 closed enhancement (fixed)
PolyhedronFace: Add method to compute affine tangent cones
Reported by:  Matthias Köppe  Owned by:  

Priority:  major  Milestone:  sage9.4 
Component:  geometry  Keywords:  
Cc:  JeanPhilippe Labbé, ghkliem, Michael Orlitzky, Yuan Zhou, Travis Scrimshaw  Merged in:  
Authors:  Matthias Koeppe  Reviewers:  Jonathan Kliem 
Report Upstream:  N/A  Work issues:  
Branch:  5965400 (Commits, GitHub, GitLab)  Commit:  5965400139f4ff4e3a589a2d71ad8ff3674d87b1 
Dependencies:  Stopgaps: 
Description (last modified by )
In analogy to the existing method normal_cone
.
For #29806 (GramBrianchon formula) I only need the (affine) tangent cones of a face, tcone(P, F). See for example https://epubs.siam.org/doi/pdf/10.1137/1.9781611972443.ch6 Def 6.2.2
Change History (12)
comment:1 Changed 2 years ago by
Milestone:  sage9.2 → sage9.3 

comment:2 Changed 2 years ago by
Cc:  Michael Orlitzky added 

comment:3 Changed 22 months ago by
Milestone:  sage9.3 → sage9.4 

comment:4 Changed 19 months ago by
Cc:  Yuan Zhou added 

comment:5 Changed 18 months ago by
Authors:  → Matthias Koeppe 

Description:  modified (diff) 
Summary:  PolyhedronFace: Add methods to compute cones of feasible directions and affine tangent cones → PolyhedronFace: Add method to compute affine tangent cones 
comment:6 Changed 18 months ago by
Branch:  → u/mkoeppe/polyhedronface__add_method_to_compute_affine_tangent_cones 

comment:7 Changed 18 months ago by
Commit:  → 5965400139f4ff4e3a589a2d71ad8ff3674d87b1 

Status:  new → needs_review 
New commits:
5965400  PolyhedronFace.affine_tangent_cone: New

comment:9 Changed 17 months ago by
Cc:  Travis Scrimshaw added 

comment:12 Changed 17 months ago by
Branch:  u/mkoeppe/polyhedronface__add_method_to_compute_affine_tangent_cones → 5965400139f4ff4e3a589a2d71ad8ff3674d87b1 

Resolution:  → fixed 
Status:  positive_review → closed 
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