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[Merged by Bors] - chore: also try dsimp for proving continuity in the Homeomorph fields#35697

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[Merged by Bors] - chore: also try dsimp for proving continuity in the Homeomorph fields#35697
gasparattila wants to merge 2 commits intoleanprover-community:masterfrom
gasparattila:homeomorph-dsimp

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@gasparattila gasparattila commented Feb 23, 2026


This will also reduce the breakage in #35548.

Open in Gitpod

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github-actions bot commented Feb 23, 2026

PR summary 0f8bcdff02

Import changes for modified files

No significant changes to the import graph

Import changes for all files
Files Import difference

Declarations diff

No declarations were harmed in the making of this PR! 🐙

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

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

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


No changes to technical debt.

You can run this locally as

./scripts/reporting/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).

@mathlib-dependent-issues mathlib-dependent-issues bot added the blocked-by-other-PR This PR depends on another PR (this label is automatically managed by a bot) label Feb 23, 2026
@gasparattila gasparattila marked this pull request as ready for review February 23, 2026 23:18
@mathlib-merge-conflicts mathlib-merge-conflicts 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 Mar 6, 2026
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This pull request has conflicts, please merge master and resolve them.

@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 Mar 6, 2026
@mathlib-dependent-issues mathlib-dependent-issues bot removed the blocked-by-other-PR This PR depends on another PR (this label is automatically managed by a bot) label Mar 26, 2026
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This PR/issue depends on:

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grunweg commented Mar 30, 2026

!bench

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grunweg commented Mar 30, 2026

The main reason I didn't do so was performance; let's check the impact of this change.

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leanprover-radar commented Mar 30, 2026

Benchmark results for c8162b3 against 0f8bcdf are in. There are no significant changes. @grunweg

  • build//instructions: -50.3G (-0.03%)

No significant changes detected.

@grunweg grunweg changed the title chore: call dsimp in the default tactics of Homeomorph fields chore: also try dsimp for proving continuity in the Homeomorph fields Apr 1, 2026
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grunweg commented Apr 1, 2026

Thanks!
bors merge

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bors r+

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mathlib-bors bot commented Apr 1, 2026

Pull request successfully merged into master.

Build succeeded:

@mathlib-bors mathlib-bors bot changed the title chore: also try dsimp for proving continuity in the Homeomorph fields [Merged by Bors] - chore: also try dsimp for proving continuity in the Homeomorph fields Apr 1, 2026
@mathlib-bors mathlib-bors bot closed this Apr 1, 2026
xroblot pushed a commit to xroblot/mathlib4 that referenced this pull request Apr 3, 2026
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4 participants