Opened 12 months ago

Last modified 4 months ago

#32393 needs_work enhancement

Associated graded algebra to the Varchenko-Gelfand ring

Reported by: tkarn Owned by: tkarn
Priority: major Milestone: sage-9.7
Component: algebra Keywords: gsoc2021 varchenko-gelfand associated-graded-algebra
Cc: saliola, galen-dorp, tscrim, tkarn Merged in:
Authors: Galen Dorpalen-Barry, Franco Saliola Reviewers:
Report Upstream: N/A Work issues:
Branch: u/tkarn/graded-varchenko-gelfand-ring-32393 (Commits, GitHub, GitLab) Commit: c23014ec8daffddf4e65e482a42c26463b59e794
Dependencies: #32335 #32351 Stopgaps:

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Description

The Varchenko-Gelfand ring can be realized as a quotient of an ambient polynomial ring and admits a filtration by the degree as a polynomial in that ring. This ticket implements the associated graded algebra with respect to that filtration.

Change History (11)

comment:1 Changed 12 months ago by tkarn

  • Owner changed from (none) to tkarn

comment:2 Changed 12 months ago by tkarn

  • Summary changed from Associated graded ring to the Varchenko-Gelfand ring to Associated graded algebra to the Varchenko-Gelfand ring

comment:3 Changed 12 months ago by tkarn

  • Branch set to u/tkarn/graded-varchenko-gelfand-ring-32393

comment:4 Changed 12 months ago by git

  • Commit set to 4e3604d9031c5498494d057cc32797f160ee576e

Branch pushed to git repo; I updated commit sha1. Last 10 new commits:

​101f6d9Add VG to index.rst
​7848649Update documentation
​32d0e4fMake nbc capitalization consistent
​786378eAdd tests to _register_coercions and __init__
​3f1c7a6Add tests to increase coverage and reformat warning
​60da428Edit documentation
​725d306Add some examples and fix Hilbert series documentation
​cb200cbRemove rref of ideal, remove Moseley ring
​a021a0cAdd missing period
​4e3604dAdd graded VG ring

comment:5 Changed 12 months ago by tkarn

  • Status changed from new to needs_review

The documentation I've added also needs review for mathematical accuracy.

comment:6 Changed 12 months ago by git

  • Commit changed from 4e3604d9031c5498494d057cc32797f160ee576e to 43a34dd2ee63fb993d719a1c65cc452c50d1fa5e

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

​43a34ddFix issues with doctests

comment:7 Changed 12 months ago by git

  • Commit changed from 43a34dd2ee63fb993d719a1c65cc452c50d1fa5e to c23014ec8daffddf4e65e482a42c26463b59e794

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

​c23014eleading terms -> degree-initial forms

comment:8 Changed 12 months ago by tkarn

Mathematical issues are fixed in the documentation of underlying_polynomial_ring()

comment:9 Changed 12 months ago by tkarn

  • Status changed from needs_review to needs_work

comment:10 Changed 8 months ago by mkoeppe

  • Milestone changed from sage-9.5 to sage-9.6

comment:11 Changed 4 months ago by mkoeppe

  • Milestone changed from sage-9.6 to sage-9.7
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