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[Merged by Bors] - feat: Finset.diag_eq_filter#34142

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Ruben-VandeVelde:Finset.diag_eq_filter
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[Merged by Bors] - feat: Finset.diag_eq_filter#34142
Ruben-VandeVelde wants to merge 1 commit intoleanprover-community:masterfrom
Ruben-VandeVelde:Finset.diag_eq_filter

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@Ruben-VandeVelde
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This proves that the new definition of Finset.diag (from #33812) is equivalent to the old one.


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This proves that the new definition of Finset.diag (from leanprover-community#33812) is equivalent to the old one.
@github-actions github-actions bot added the t-data Data (lists, quotients, numbers, etc) label Jan 19, 2026
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PR summary 1e62e959ef

Import changes for modified files

No significant changes to the import graph

Import changes for all files
Files Import difference

Declarations diff

+ diag_eq_filter

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).

@grunweg
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grunweg commented Jan 19, 2026

Thanks!
bors merge

@ghost ghost added the ready-to-merge This PR has been sent to bors. label Jan 19, 2026
mathlib-bors bot pushed a commit that referenced this pull request Jan 19, 2026
This proves that the new definition of Finset.diag (from #33812) is equivalent to the old one.
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mathlib-bors bot commented Jan 19, 2026

Pull request successfully merged into master.

Build succeeded:

@mathlib-bors mathlib-bors bot changed the title feat: Finset.diag_eq_filter [Merged by Bors] - feat: Finset.diag_eq_filter Jan 19, 2026
@mathlib-bors mathlib-bors bot closed this Jan 19, 2026
goliath-klein pushed a commit to PrParadoxy/mathlib4 that referenced this pull request Jan 24, 2026
This proves that the new definition of Finset.diag (from leanprover-community#33812) is equivalent to the old one.
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2 participants