Opened 4 years ago
Closed 4 years ago
#23483 closed enhancement (fixed)
ZZ → Zmod is surjective but not injective
Reported by: | saraedum | Owned by: | |
---|---|---|---|
Priority: | trivial | Milestone: | sage-8.1 |
Component: | commutative algebra | Keywords: | sd87, beginner |
Cc: | Merged in: | ||
Authors: | Julian Rüth | Reviewers: | Adele Bourgeois |
Report Upstream: | N/A | Work issues: | |
Branch: | 569cde2 (Commits, GitHub, GitLab) | Commit: | 569cde21ddc1ad06c844b0425f8dd924f38ddb57 |
Dependencies: | #23204 | Stopgaps: |
Description
Change History (12)
comment:1 Changed 4 years ago by
- Summary changed from ZZ → Zmod is surjective to ZZ → Zmod is surjective but not injective
comment:2 Changed 4 years ago by
- Branch set to u/saraedum/zz___zmod_is_surjective_but_not_injective
comment:3 Changed 4 years ago by
- Commit set to 569cde21ddc1ad06c844b0425f8dd924f38ddb57
- Keywords sd87 added
comment:4 Changed 4 years ago by
- Status changed from new to needs_review
comment:5 Changed 4 years ago by
- Keywords beginner added
comment:6 Changed 4 years ago by
The doctests in the new code are raising errors.
This seems to be because ZZ.hom()
creates a RingHomomorphism_coercion
object, rather than an Integer_to_IntegerMod object.
comment:7 Changed 4 years ago by
- Status changed from needs_review to needs_work
comment:8 Changed 4 years ago by
- Dependencies set to #23204
- Status changed from needs_work to needs_review
Thanks for checking. There was a dependency missing.
comment:9 Changed 4 years ago by
- Reviewers set to Adele Bourgeois
- Status changed from needs_review to positive_review
I noticed the same thing with the dependency. Everything works well now that it has been added.
comment:10 Changed 4 years ago by
- Status changed from positive_review to needs_work
- Work issues set to failing doctest
comment:11 Changed 4 years ago by
- Status changed from needs_work to positive_review
- Work issues failing doctest deleted
These tests are failing on other tickets as well. So does not seem to be related to this.
comment:12 Changed 4 years ago by
- Branch changed from u/saraedum/zz___zmod_is_surjective_but_not_injective to 569cde21ddc1ad06c844b0425f8dd924f38ddb57
- Resolution set to fixed
- Status changed from positive_review to closed
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New commits:
Z → Zmod is surjective but not injective