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[Merged by Bors] - feat: replace Finsupp.embDomain_apply with more general lemma#31929

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[Merged by Bors] - feat: replace Finsupp.embDomain_apply with more general lemma#31929
kim-em wants to merge 4 commits intoleanprover-community:masterfrom
kim-em:Finsup.embDomain_apply

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@kim-em kim-em commented Nov 22, 2025

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github-actions bot commented Nov 22, 2025

PR summary 963c484655

Import changes for modified files

No significant changes to the import graph

Import changes for all files
Files Import difference

Declarations diff

+ embDomain_apply_self

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).

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Is there a general rule here that grind should aggressively introduce ifs (as opposed to simp, which I think by convention should not)?

kim-em added a commit to kim-em/mathlib4 that referenced this pull request Nov 22, 2025
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bors d+

Comment on lines 432 to 437
classical
simp_rw [embDomain, coe_mk, mem_map']
split_ifs with h
· refine congr_arg (v : α → M) (f.inj' ?_)
exact Finset.choose_property (fun a₁ => f a₁ = f a) _ _
· exact (notMem_support_iff.1 h).symm
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Suggested change
simp [embDomain_apply]

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mathlib-bors bot commented Nov 24, 2025

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

@Ruben-VandeVelde Ruben-VandeVelde added delegated This pull request has been delegated to the PR author (or occasionally another non-maintainer). merge-conflict The PR has a merge conflict with master, and needs manual merging. (this label is managed by a bot) labels Nov 24, 2025
@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 Nov 26, 2025
@jcommelin jcommelin added awaiting-author A reviewer has asked the author a question or requested changes. and removed awaiting-author A reviewer has asked the author a question or requested changes. labels Nov 26, 2025
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This pull request has conflicts, please merge master and resolve them.

@mathlib4-merge-conflict-bot mathlib4-merge-conflict-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 Nov 27, 2025
@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 Nov 28, 2025
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kim-em commented Dec 8, 2025

bors merge

@ghost ghost added the ready-to-merge This PR has been sent to bors. label Dec 8, 2025
mathlib-bors bot pushed a commit that referenced this pull request Dec 8, 2025
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mathlib-bors bot commented Dec 8, 2025

Pull request successfully merged into master.

Build succeeded:

@mathlib-bors mathlib-bors bot changed the title feat: replace Finsupp.embDomain_apply with more general lemma [Merged by Bors] - feat: replace Finsupp.embDomain_apply with more general lemma Dec 8, 2025
@mathlib-bors mathlib-bors bot closed this Dec 8, 2025
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5 participants