[Merged by Bors] - feat(RingTheory): Jacobian criterion for smoothness of local algebras #20326

erdOne · 2024-12-29T15:13:49Z

github-actions · 2024-12-29T15:14:40Z

PR summary 34807e27a0

Import changes for modified files

No significant changes to the import graph

Import changes for all files

Files	Import difference
`Mathlib.RingTheory.Smooth.Local` (new file)	1808

Declarations diff

+ Algebra.Extension.formallySmooth_iff_split_injection
+ Algebra.FormallySmooth.iff_injective_lTensor_residueField

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## summary with just the declaration names:
./scripts/declarations_diff.sh <optional_commit>

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

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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/RingTheory/Smooth/Kaehler.lean

Mathlib/RingTheory/Smooth/Local.lean

Co-authored-by: Christian Merten <[email protected]>

…community/mathlib4 into erd1/jacobiCriterion

chrisflav · 2025-01-06T14:52:14Z

Thanks!

maintainer merge

github-actions · 2025-01-06T14:52:33Z

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

jcommelin

Thanks 🎉

bors merge

…#20326) Co-authored-by: Andrew Yang <[email protected]>

mathlib-bors · 2025-01-07T21:11:02Z

Pull request successfully merged into master.

Build succeeded:

* origin/master: (642 commits) feat: the Boolean subalgebra generated by the lattice generated by a set (#20440) feat: misc. lemmas about moments, tilted measures (#20150) chore(Algebra/Lie): make IsNilpotent and IsSolvable independent of scalars (#20556) feat(Combinatorics/SimpleGraph/Path): add `IsPath.getVert_injOn` (#19373) feat(Combinatorics/SimpleGraph): add lemmas about `spanningCoe` (#19377) chore: scope 'on' notation to Function (#20562) chore: disable docPrime linter (#20559) chore: deprecate MulRingNorm._ in favour of AbsoluteValue._ (#20557) fix(scripts/bench_summary): input jobID as a Nat, rather than a String (#20539) chore: move results about `DivisionMonoid` + `HasDistribNeg` (#20551) feat(NumberTheory/NumberField/Embeddings): definition of totally real field (#20542) chore(Noetherian/Artinian): generalize to Semiring (#20534) chore: protect `Filter.nhds_{iInf,inf}` (#20530) chore(AlgebraicTopology): move SplitSimplicialObject.lean (#20511) chore: extract 3 new files out of MeasureSpace (#20509) feat(RingTheory): Jacobian criterion for smoothness of local algebras (#20326) doc(RingTheory/Flat): add reference to Lambek's paper (#20266) feat(NumberTheory/AbelSummation): add more results (#19942) chore(Multilinear/Basic): generalize the `SMul` instance (#20536) feat(FDeriv/Equiv): generalize `HasFDerivAt.of_local_left_inverse` (#20516) feat(ContDiff): add `iteratedFDeriv_comp` (#20472) feat(LowerUpperTopology): add lemmas (#20465) feat(ContDiff): weaken some assumptions (#20368) fix(scripts/technical-debt-metric): avoid division by 0 (#20537) chore(Algebra/Ring): Clean up in SumsOfSquares and Semireal/Defs (#20528) feat(FTaylorSeries): add lemmas about `dist` between 0th and 1st derivs (#20089) feat: results on inner regularity of finite measures (#19780) chore: to_additive various results on groups, group actions (#20547) feat(Probability/Kernel): `Kernel.sectL` and `sectR` (#15466) chore(CategoryTheory/Limits/Fubini): relax universes constraints and weaken hypotheses (#20553) perf: remove `@[simp]` on `Fintype.card_of{IsEmpty,Subsingleton}` (#20524) fix(HashCommandLinter): remove unnecessary, broken workaround for tests (#20529) chore(Ideal/Basic): dependent generalization of `Ideal.pi` (#20535) feat(RingTheory): being unramified is a local property (#20323) chore(BooleanSubalgebra): use `IsSublattice` in `closure_sdiff_sup_induction` (#20439) feat(Order/SuccPred/CompleteLinearOrder): `⨆ a < x, succ a = x` (#19970) chore(*): replace `no_index (ofNat n)` with `ofNat(n)` everywhere (#20521) feat(CategoryTheory/Triangulated/Adjunction): the right adjoint of a triangulated functor is triangulated (#20255) chore(Order/SuccPred/LinearLocallyFinite): change data-creating instances to defs (#20235) chore: don't import algebra in `Data.Finset.Basic` (#19779) feat: initial segment commutes with `Iio` (#20503) chore(Measure/Pi): move parts to `MeasurableSpace/` (#20215) chore: smile more often (#20436) chore(Algebra/Category/MonCat/ForgetCorepresentable, Algebra/Group/Equiv/Basic): move definitions and add symmetric version (#20416) feat(GroupTheory/QuotientGroup): group correspondence theorem (#20007) doc: change "module homomorphism" to "linear map" (#20481) perf: improves the performance of the `Repr (Equiv.Perm α)` instance (1/4) (#20519) fix: do not keep only the first line of hints (#19756) feat(Analysis/Analytic): lemmas about `smul` for power series (#19816) chore: don't import algebra in `Data.Multiset.Basic` (#19775) ...

* origin/master: (80 commits) chore(CategoryTheory): remove data produced by tactic block (#20565) feat: `|∫ a, f a ∂μ| ≤ ∫ a, |f a| ∂μ` (#20540) feat: the Boolean subalgebra generated by the lattice generated by a set (#20440) feat: misc. lemmas about moments, tilted measures (#20150) chore(Algebra/Lie): make IsNilpotent and IsSolvable independent of scalars (#20556) feat(Combinatorics/SimpleGraph/Path): add `IsPath.getVert_injOn` (#19373) feat(Combinatorics/SimpleGraph): add lemmas about `spanningCoe` (#19377) chore: scope 'on' notation to Function (#20562) chore: disable docPrime linter (#20559) chore: deprecate MulRingNorm._ in favour of AbsoluteValue._ (#20557) fix(scripts/bench_summary): input jobID as a Nat, rather than a String (#20539) chore: move results about `DivisionMonoid` + `HasDistribNeg` (#20551) feat(NumberTheory/NumberField/Embeddings): definition of totally real field (#20542) chore(Noetherian/Artinian): generalize to Semiring (#20534) chore: protect `Filter.nhds_{iInf,inf}` (#20530) chore(AlgebraicTopology): move SplitSimplicialObject.lean (#20511) chore: extract 3 new files out of MeasureSpace (#20509) feat(RingTheory): Jacobian criterion for smoothness of local algebras (#20326) doc(RingTheory/Flat): add reference to Lambek's paper (#20266) feat(NumberTheory/AbelSummation): add more results (#19942) chore(Multilinear/Basic): generalize the `SMul` instance (#20536) feat(FDeriv/Equiv): generalize `HasFDerivAt.of_local_left_inverse` (#20516) feat(ContDiff): add `iteratedFDeriv_comp` (#20472) feat(LowerUpperTopology): add lemmas (#20465) feat(ContDiff): weaken some assumptions (#20368) fix(scripts/technical-debt-metric): avoid division by 0 (#20537) chore(Algebra/Ring): Clean up in SumsOfSquares and Semireal/Defs (#20528) feat(FTaylorSeries): add lemmas about `dist` between 0th and 1st derivs (#20089) feat: results on inner regularity of finite measures (#19780) chore: to_additive various results on groups, group actions (#20547) feat(Probability/Kernel): `Kernel.sectL` and `sectR` (#15466) chore(CategoryTheory/Limits/Fubini): relax universes constraints and weaken hypotheses (#20553) perf: remove `@[simp]` on `Fintype.card_of{IsEmpty,Subsingleton}` (#20524) fix(HashCommandLinter): remove unnecessary, broken workaround for tests (#20529) chore(Ideal/Basic): dependent generalization of `Ideal.pi` (#20535) feat(RingTheory): being unramified is a local property (#20323) chore(BooleanSubalgebra): use `IsSublattice` in `closure_sdiff_sup_induction` (#20439) feat(Order/SuccPred/CompleteLinearOrder): `⨆ a < x, succ a = x` (#19970) chore(*): replace `no_index (ofNat n)` with `ofNat(n)` everywhere (#20521) feat(CategoryTheory/Triangulated/Adjunction): the right adjoint of a triangulated functor is triangulated (#20255) chore(Order/SuccPred/LinearLocallyFinite): change data-creating instances to defs (#20235) chore: don't import algebra in `Data.Finset.Basic` (#19779) feat: initial segment commutes with `Iio` (#20503) chore(Measure/Pi): move parts to `MeasurableSpace/` (#20215) chore: smile more often (#20436) chore(Algebra/Category/MonCat/ForgetCorepresentable, Algebra/Group/Equiv/Basic): move definitions and add symmetric version (#20416) feat(GroupTheory/QuotientGroup): group correspondence theorem (#20007) doc: change "module homomorphism" to "linear map" (#20481) perf: improves the performance of the `Repr (Equiv.Perm α)` instance (1/4) (#20519) fix: do not keep only the first line of hints (#19756) ...

feat(RingTheory): Jacobian criterion for smoothness of local algebras

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github-actions bot added the t-algebra Algebra (groups, rings, fields, etc) label Dec 29, 2024

chrisflav reviewed Jan 6, 2025

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erdOne and others added 3 commits January 6, 2025 14:34

Update Mathlib/RingTheory/Smooth/Local.lean

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Co-authored-by: Christian Merten <[email protected]>

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Merge branch 'erd1/jacobiCriterion' of https://github.com/leanprover-…

34807e2

…community/mathlib4 into erd1/jacobiCriterion

github-actions bot added the maintainer-merge label Jan 6, 2025

jcommelin reviewed Jan 7, 2025

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leanprover-community-mathlib4-bot added the ready-to-merge This PR has been sent to bors. label Jan 7, 2025

mathlib-bors bot pushed a commit that referenced this pull request Jan 7, 2025

feat(RingTheory): Jacobian criterion for smoothness of local algebras (…

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…#20326) Co-authored-by: Andrew Yang <[email protected]>

mathlib-bors bot changed the title ~~feat(RingTheory): Jacobian criterion for smoothness of local algebras~~ [Merged by Bors] - feat(RingTheory): Jacobian criterion for smoothness of local algebras Jan 7, 2025

mathlib-bors bot closed this Jan 7, 2025

mathlib-bors bot deleted the erd1/jacobiCriterion branch January 7, 2025 21:11

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[Merged by Bors] - feat(RingTheory): Jacobian criterion for smoothness of local algebras #20326

[Merged by Bors] - feat(RingTheory): Jacobian criterion for smoothness of local algebras #20326

erdOne commented Dec 29, 2024

github-actions bot commented Dec 29, 2024 •

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mathlib-bors bot commented Jan 7, 2025

[Merged by Bors] - feat(RingTheory): Jacobian criterion for smoothness of local algebras #20326

[Merged by Bors] - feat(RingTheory): Jacobian criterion for smoothness of local algebras #20326

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erdOne commented Dec 29, 2024

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PR summary 34807e27a0

Import changes for modified files

Declarations diff

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