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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