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@tb65536 tb65536 commented Jan 9, 2026

This PR generalizes comap_map_of_isPrime_disjoint to primary ideals, but keeps the existing statement around since it seems to be getting the most use in practice.


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@tb65536 tb65536 added awaiting-CI This PR doesn't pass CI yet. This label is automatically removed once it does. t-algebra Algebra (groups, rings, fields, etc) t-ring-theory Ring theory labels Jan 9, 2026
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github-actions bot commented Jan 9, 2026

PR summary 81dc80b163

Import changes for modified files

Dependency changes

File Base Count Head Count Change
Mathlib.RingTheory.Localization.Ideal 1121 1123 +2 (+0.18%)
Import changes for all files
Files Import difference
8 files Mathlib.RingTheory.Conductor Mathlib.RingTheory.FractionalIdeal.Basic Mathlib.RingTheory.FractionalIdeal.Inverse Mathlib.RingTheory.FractionalIdeal.Operations Mathlib.RingTheory.Localization.Algebra Mathlib.RingTheory.Localization.Away.Lemmas Mathlib.RingTheory.Localization.Ideal Mathlib.RingTheory.Localization.Submodule
2

Declarations diff

+ comap_map_of_isPrimary_disjoint

You can run this locally as follows
## summary with just the declaration names:
./scripts/declarations_diff.sh <optional_commit>

## more verbose report:
./scripts/declarations_diff.sh long <optional_commit>

The doc-module for script/declarations_diff.sh contains some details about this script.


No changes to technical debt.

You can run this locally as

./scripts/technical-debt-metrics.sh pr_summary
  • The relative value is the weighted sum of the differences with weight given by the inverse of the current value of the statistic.
  • The absolute value is the relative value divided by the total sum of the inverses of the current values (i.e. the weighted average of the differences).

@github-actions github-actions bot removed the awaiting-CI This PR doesn't pass CI yet. This label is automatically removed once it does. label Jan 9, 2026
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Thanks!
maintainer merge

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🚀 Pull request has been placed on the maintainer queue by erdOne.

@leanprover-community-mathlib4-bot leanprover-community-mathlib4-bot added the maintainer-merge A reviewer has approved the changed; awaiting maintainer approval. label Jan 10, 2026
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Thanks!

bors d+

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mathlib-bors bot commented Jan 11, 2026

✌️ tb65536 can now approve this pull request. To approve and merge a pull request, simply reply with bors r+. More detailed instructions are available here.

@leanprover-community-mathlib4-bot leanprover-community-mathlib4-bot added delegated This pull request has been delegated to the PR author (or occasionally another non-maintainer). and removed maintainer-merge A reviewer has approved the changed; awaiting maintainer approval. labels Jan 11, 2026
@github-actions github-actions bot added the merge-conflict The PR has a merge conflict with master, and needs manual merging. (this label is managed by a bot) label Jan 11, 2026
@github-actions github-actions bot removed the merge-conflict The PR has a merge conflict with master, and needs manual merging. (this label is managed by a bot) label Jan 12, 2026
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tb65536 commented Jan 13, 2026

bors r+

mathlib-bors bot pushed a commit that referenced this pull request Jan 13, 2026
…_disjoint` to primary ideals (#33806)

This PR generalizes `comap_map_of_isPrime_disjoint` to primary ideals, but keeps the existing statement around since it seems to be getting the most use in practice.

Co-authored-by: tb65536 <thomas.l.browning@gmail.com>
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mathlib-bors bot commented Jan 13, 2026

Build failed (retrying...):

mathlib-bors bot pushed a commit that referenced this pull request Jan 13, 2026
…_disjoint` to primary ideals (#33806)

This PR generalizes `comap_map_of_isPrime_disjoint` to primary ideals, but keeps the existing statement around since it seems to be getting the most use in practice.

Co-authored-by: tb65536 <thomas.l.browning@gmail.com>
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mathlib-bors bot commented Jan 13, 2026

Pull request successfully merged into master.

Build succeeded:

@mathlib-bors mathlib-bors bot changed the title feat(RingTheory/Localization/Ideal): generalize comap_map_of_isPrime_disjoint to primary ideals [Merged by Bors] - feat(RingTheory/Localization/Ideal): generalize comap_map_of_isPrime_disjoint to primary ideals Jan 13, 2026
@mathlib-bors mathlib-bors bot closed this Jan 13, 2026
@adomani adomani mentioned this pull request Jan 16, 2026
eliasjudin pushed a commit to eliasjudin/mathlib4 that referenced this pull request Jan 18, 2026
…_disjoint` to primary ideals (leanprover-community#33806)

This PR generalizes `comap_map_of_isPrime_disjoint` to primary ideals, but keeps the existing statement around since it seems to be getting the most use in practice.

Co-authored-by: tb65536 <thomas.l.browning@gmail.com>
goliath-klein pushed a commit to PrParadoxy/mathlib4 that referenced this pull request Jan 24, 2026
…_disjoint` to primary ideals (leanprover-community#33806)

This PR generalizes `comap_map_of_isPrime_disjoint` to primary ideals, but keeps the existing statement around since it seems to be getting the most use in practice.

Co-authored-by: tb65536 <thomas.l.browning@gmail.com>
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