Opened 8 years ago

Last modified 8 years ago

#16678 closed defect

Fix coercions for descent and symmetric group algebras — at Version 1

Reported by: Travis Scrimshaw Owned by: Travis Scrimshaw
Priority: major Milestone: sage-6.3
Component: coercion Keywords: symmetric group algebra, descent algebra
Cc: Darij Grinberg Merged in:
Authors: Travis Scrimshaw Reviewers: Darij Grinberg
Report Upstream: N/A Work issues:
Branch: public/coercion/fix_sga_coercions-16678 (Commits, GitHub, GitLab) Commit: e1ff76939b42bd0c0bd20af1ea365b5b7f1aa5f8
Dependencies: Stopgaps:

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Description (last modified by Travis Scrimshaw)

This splits off the first issue of #15475 (which has already been reviewed by Darij). This will also address the issues noted on!topic/sage-devel/rXobHQXrCck.

Change History (1)

comment:1 Changed 8 years ago by Travis Scrimshaw

Branch: public/coercion/fix_sga_coercions-16678
Commit: e1ff76939b42bd0c0bd20af1ea365b5b7f1aa5f8
Description: modified (diff)
Status: newneeds_review

Last 10 new commits:

7637ab2Implemented _coerce_map_from_ for SGA.
0763ba5More fixes and doctests.
db24a90Fixed the issue...finally... Also some other minor cleanup.
fb8c9c9Added comment about register_embedding.
702e7a1Changed to use _coerce_map_from_ and made it more robust/general.
f662ae3documentation fixes to canonical_embedding of symmetric group algebra (yes, these maps aren't always embeddings, and the inequality was backwards)
ff4e546oops, another doc fix
b3d98baMerge commit 'ff4e546a838e9e9a4be86b3a89d8596658beb3f4' into public/coercions/fix_sga_coercions-16678
31c8ac9Additional fixes noted on sage-devel thread.
e1ff769Fixed stupid mistake.
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