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[Merged by Bors] - feat: add {Alg,Linear}Equiv.{prodUnique,uniqueProd}#24168

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[Merged by Bors] - feat: add {Alg,Linear}Equiv.{prodUnique,uniqueProd}#24168
grunweg wants to merge 4 commits intomasterfrom
MR-AlgebraEquivProdUnique-rebased

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@grunweg grunweg commented Apr 18, 2025

Adds definitions of linear equivalences for modules M with their left-/right-product with a trivial module M \times 0 and 0 \times M, and analogous statements for Algebras.

Rebased version of #9105.
Co-authored-by: @LukasMias


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@grunweg grunweg added the WIP Work in progress label Apr 18, 2025
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github-actions bot commented Apr 18, 2025

PR summary 343aa07748

Import changes for modified files

Dependency changes

File Base Count Head Count Change
Mathlib.Algebra.Algebra.Prod 703 705 +2 (+0.28%)
Mathlib.LinearAlgebra.Prod 799 801 +2 (+0.25%)
Import changes for all files
Files Import difference
85 files Mathlib.Algebra.Algebra.Prod Mathlib.Algebra.Category.Grp.Subobject Mathlib.Algebra.Category.ModuleCat.EpiMono Mathlib.Algebra.Category.ModuleCat.Kernels Mathlib.Algebra.Category.ModuleCat.Subobject Mathlib.Algebra.DualNumber Mathlib.Algebra.Exact Mathlib.Algebra.FiveLemma Mathlib.Algebra.Module.Presentation.Basic Mathlib.Algebra.Module.Presentation.Cokernel Mathlib.Algebra.Module.Presentation.Tautological Mathlib.Algebra.Module.Presentation.Tensor Mathlib.Algebra.Module.SnakeLemma Mathlib.Algebra.Polynomial.ofFn Mathlib.Algebra.Star.Module Mathlib.Algebra.TrivSqZeroExt Mathlib.Analysis.Normed.Group.AddTorsor Mathlib.Analysis.Normed.Group.BallSphere Mathlib.Analysis.Normed.Group.Completion Mathlib.Analysis.Normed.Group.HomCompletion Mathlib.Analysis.Normed.Group.Hom Mathlib.Analysis.Normed.Group.InfiniteSum Mathlib.Analysis.Normed.Group.Lemmas Mathlib.Analysis.Normed.Group.SemiNormedGrp.Completion Mathlib.Analysis.Normed.Group.SemiNormedGrp Mathlib.Analysis.Normed.Group.SeparationQuotient Mathlib.Analysis.Normed.Group.Ultra Mathlib.Analysis.Normed.Group.Uniform Mathlib.Analysis.Normed.Order.Lattice Mathlib.Analysis.NormedSpace.FunctionSeries Mathlib.LinearAlgebra.AffineSpace.AffineEquiv Mathlib.LinearAlgebra.AffineSpace.AffineMap Mathlib.LinearAlgebra.AffineSpace.AffineSubspace.Basic Mathlib.LinearAlgebra.AffineSpace.Combination Mathlib.LinearAlgebra.AffineSpace.ContinuousAffineEquiv Mathlib.LinearAlgebra.AffineSpace.MidpointZero Mathlib.LinearAlgebra.AffineSpace.Midpoint Mathlib.LinearAlgebra.AffineSpace.Ordered Mathlib.LinearAlgebra.AffineSpace.Pointwise Mathlib.LinearAlgebra.AffineSpace.Restrict Mathlib.LinearAlgebra.AffineSpace.Slope Mathlib.LinearAlgebra.Alternating.Basic Mathlib.LinearAlgebra.Alternating.DomCoprod Mathlib.LinearAlgebra.Basis.Exact Mathlib.LinearAlgebra.Basis.Fin Mathlib.LinearAlgebra.Basis.Prod Mathlib.LinearAlgebra.Finsupp.Pi Mathlib.LinearAlgebra.Goursat Mathlib.LinearAlgebra.Isomorphisms Mathlib.LinearAlgebra.LinearPMap Mathlib.LinearAlgebra.Multilinear.Basic Mathlib.LinearAlgebra.Multilinear.Basis Mathlib.LinearAlgebra.Multilinear.Curry Mathlib.LinearAlgebra.Multilinear.Pi Mathlib.LinearAlgebra.Multilinear.TensorProduct Mathlib.LinearAlgebra.PiTensorProduct Mathlib.LinearAlgebra.Pi Mathlib.LinearAlgebra.Prod Mathlib.LinearAlgebra.Projection Mathlib.LinearAlgebra.Quotient.Basic Mathlib.LinearAlgebra.Quotient.Pi Mathlib.Topology.Algebra.Affine Mathlib.Topology.Algebra.ContinuousAffineMap Mathlib.Topology.Algebra.FilterBasis Mathlib.Topology.Algebra.InfiniteSum.Module Mathlib.Topology.Algebra.Module.Alternating.Basic Mathlib.Topology.Algebra.Module.Basic Mathlib.Topology.Algebra.Module.Equiv Mathlib.Topology.Algebra.Module.LinearMapPiProd Mathlib.Topology.Algebra.Module.LinearMap Mathlib.Topology.Algebra.Module.LinearPMap Mathlib.Topology.Algebra.Module.Multilinear.Basic Mathlib.Topology.Algebra.Module.Star Mathlib.Topology.Algebra.Module.WeakBilin Mathlib.Topology.Algebra.Module.WeakDual Mathlib.Topology.Algebra.NonUnitalAlgebra Mathlib.Topology.Algebra.Nonarchimedean.Bases Mathlib.Topology.Algebra.SeparationQuotient.Basic Mathlib.Topology.Algebra.SeparationQuotient.Hom Mathlib.Topology.Algebra.UniformFilterBasis Mathlib.Topology.Instances.RealVectorSpace Mathlib.Topology.Instances.TrivSqZeroExt Mathlib.Topology.MetricSpace.Algebra Mathlib.Topology.MetricSpace.Completion Mathlib.Topology.UniformSpace.Dini
2

Declarations diff

++ prodUnique
++ uniqueProd

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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urkud commented Apr 24, 2025

PR title & commit message disagree with the diff. Please update.

@grunweg grunweg removed the WIP Work in progress label Apr 29, 2025
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grunweg commented Apr 29, 2025

Indeed, that is why this PR was still labelled WIP. I have added the missing content now - so title, description and diff should now match.

@grunweg grunweg changed the title feat: add {Add,Linear}Equiv.{prodUnique,uniqueProd} feat: add {Alg,Linear}Equiv.{prodUnique,uniqueProd} Apr 29, 2025
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grunweg commented May 2, 2025

@eric-wieser You reviewed the original PR #9105: would you like to take a look at this PR also? The diff should be basically identical.

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maintainer merge

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github-actions bot commented May 2, 2025

🚀 Pull request has been placed on the maintainer queue by Ruben-VandeVelde.

@github-actions github-actions bot added the maintainer-merge A reviewer has approved the changed; awaiting maintainer approval. label May 2, 2025
@jcommelin jcommelin requested a review from eric-wieser May 2, 2025 14:25
@grunweg grunweg added the t-algebra Algebra (groups, rings, fields, etc) label May 3, 2025
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Thanks 🎉

bors merge

@ghost ghost added ready-to-merge This PR has been sent to bors. and removed maintainer-merge A reviewer has approved the changed; awaiting maintainer approval. labels May 6, 2025
mathlib-bors bot pushed a commit that referenced this pull request May 6, 2025
Adds definitions of linear equivalences for modules M with their left-/right-product with a trivial module M \times 0 and 0 \times M, and analogous statements for Algebras.

Rebased version of #9105.
Co-authored-by: @LukasMias
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mathlib-bors bot commented May 6, 2025

Pull request successfully merged into master.

Build succeeded:

@mathlib-bors mathlib-bors bot changed the title feat: add {Alg,Linear}Equiv.{prodUnique,uniqueProd} [Merged by Bors] - feat: add {Alg,Linear}Equiv.{prodUnique,uniqueProd} May 6, 2025
@mathlib-bors mathlib-bors bot closed this May 6, 2025
@mathlib-bors mathlib-bors bot deleted the MR-AlgebraEquivProdUnique-rebased branch May 6, 2025 12:22
riccardobrasca pushed a commit that referenced this pull request May 7, 2025
Adds definitions of linear equivalences for modules M with their left-/right-product with a trivial module M \times 0 and 0 \times M, and analogous statements for Algebras.

Rebased version of #9105.
Co-authored-by: @LukasMias
tannerduve pushed a commit that referenced this pull request May 13, 2025
Adds definitions of linear equivalences for modules M with their left-/right-product with a trivial module M \times 0 and 0 \times M, and analogous statements for Algebras.

Rebased version of #9105.
Co-authored-by: @LukasMias
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4 participants