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[Merged by Bors] - feat(CategoryTheory): small classes of morphisms#21411

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morphism-property-is-small
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[Merged by Bors] - feat(CategoryTheory): small classes of morphisms#21411
joelriou wants to merge 2 commits intomasterfrom
morphism-property-is-small

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@joelriou joelriou commented Feb 4, 2025

This PR introduces a typeclass IsSmall.{w} W for W : MorphismProperty C. It means that the morphisms in C can be parametrized by a w-small type.


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github-actions bot commented Feb 4, 2025

PR summary eae3edd5f8

Import changes for modified files

No significant changes to the import graph

Import changes for all files
Files Import difference
Mathlib.CategoryTheory.MorphismProperty.IsSmall (new file) 393

Declarations diff

+ IsSmall
+ isSmall_iff_eq_ofHoms
+ isSmall_ofHoms

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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Thanks!
bors d+

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mathlib-bors bot commented Feb 4, 2025

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

@ghost ghost added the delegated This pull request has been delegated to the PR author (or occasionally another non-maintainer). label Feb 4, 2025
Co-authored-by: Markus Himmel <markus@himmel-villmar.de>
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joelriou commented Feb 4, 2025

Thanks!

bors merge

@ghost ghost added the ready-to-merge This PR has been sent to bors. label Feb 4, 2025
mathlib-bors bot pushed a commit that referenced this pull request Feb 4, 2025
This PR introduces a typeclass `IsSmall.{w} W` for `W : MorphismProperty C`. It means that the morphisms in `C` can be parametrized by a `w`-small type.



Co-authored-by: Joël Riou <37772949+joelriou@users.noreply.github.com>
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mathlib-bors bot commented Feb 4, 2025

Pull request successfully merged into master.

Build succeeded:

@mathlib-bors mathlib-bors bot changed the title feat(CategoryTheory): small classes of morphisms [Merged by Bors] - feat(CategoryTheory): small classes of morphisms Feb 4, 2025
@mathlib-bors mathlib-bors bot closed this Feb 4, 2025
@mathlib-bors mathlib-bors bot deleted the morphism-property-is-small branch February 4, 2025 17:25
Julian added a commit that referenced this pull request Feb 5, 2025
* origin/master: (103 commits)
  chore(PresheafedSpace): remove `mk_coe` and some comments from porting  (#21382)
  refactor(CategoryTheory): `ConcreteCategory` instance for `FintypeCat` (#21466)
  refactor(Algebra/Category): clean up remaining uses of `HasForget` (#21460)
  chore(Algebra/Field/Basic): make some arguments implicit (#21453)
  chore(LinearAlgebra/TensorProduct): upgrade `TensorProduct.prodRight` (#21432)
  docs(Logic/Function/Defs): missing backticks (#21459)
  style(Logic/Embedding/Set): unindent (#21457)
  doc: document design choice of (AE)StronglyMeasurable.enorm and `edist` (#21423)
  perf(RingTheory/Artinian): reorder arguments in `IsArtinianRing.isMaximal_of_isPrime` (#21449)
  feat(Probability): first two derivatives of `cgf` (#21223)
  feat(RingTheory): `Ring.KrullDimLE` type class (#21452)
  chore(Probability/ProbabilityMassFunction/Binomial): typo "bernoulli" (#21455)
  chore: remove unused argument (#21393)
  feat(MeasureTheory/Integral/RieszMarkovKakutani) prove that the Riesz content is regular and define the Riesz measure (#20040)
  chore(Topology/Algebra/ContinuousMonoidHom): do not depend on `ContinuousLinearMap` (#21443)
  doc(CategoryTheory/Monoidal/Category): fix expression in docs (#21445)
  refactor(Order/CompleteBooleanAlgebra): a complete lattice which is a Heyting algebra is automatically a frame (#21391)
  chore: cleanup porting notes in TuringMachine (#20821)
  chore: remove @[simp] when the discr_key is a lambda (#21395)
  feat/doc: split files, add documentation (#21421)
  feat(Data/Set/Lattice): iUnion + insertion  (#21322)
  feat(Factorial): k! divides the product of any k successive integers (#21332)
  feat(CI): bench-after-CI (#21414)
  feat: primitive group actions (#12052)
  feat(Algebra/GroupWithZero/Int): add lemmas about Zm0 (#21370)
  feat(CategoryTheory): small classes of morphisms (#21411)
  feat(CategoryTheory): (co)limits of constant functors (#21412)
  chore: rename isUnit_ofPowEqOne (#21407)
  chore: split mapDomain out of MonoidAlgebra.Defs (#21398)
  chore: generalise lemmas to `ENorm` spaces, part 1 (#21380)
  chore: add `simp` to `Setoid.refl` (#21107)
  chore: tidy various files (#21406)
  chore(Geometry/Manifold/IsManifold): split out material on extended charts (#21219)
  refactor: introduce `Ideal.IsTwoSided` class for quotients of noncommutative rings (#17930)
  chore(Algebra/Category/ModuleCat): delete `ModuleCat.hasForgetModuleCat` (#21425)
  feat(RingTheory): unramified iff `κ(q)/κ(p)` is separable and `pS_q = qS_q` (#20690)
  doc(Order/Heyting/Basic): Coheyting difference is not right adjoint but left adjoint (#21418)
  chore: move ProofWidgets to v0.0.51 (#21416)
  chore: rename mem_nonZeroDivisor_of_injective and comap_nonZeroDivisor_le_of_injective (#21408)
  feat: drop ordering assumption in `RootPairing.coxeterWeight_mem_set_of_isCrystallographic` (#21122)
  feat(AlgebraicGeometry): the diagonal of an unramified morphism is an open immersion (#21386)
  feat(Data/LinearIndependent): iff versions of smul action on independent sets (#21383)
  chore(Combinatorics/SimpleGraph): Fix `hadj` naming (#21389)
  chore: rename AnalyticAt.order_neq_top_iff (#21388)
  fix: bug in daily.yml (#21401)
  chore: remove `@[simp]` from `CategoryTheory.Discrete.functor_map` (#21392)
  chore(Algebra/PUnitInstances): generalise universes (#21381)
  feat(RingTheory/PowerSeries): describe when power series map is zero (#21379)
  feat(Tactic/Linter): options to in/exclude definitions and private decls (#21374)
  feat: the prime spectrum is quasi-separated (#21362)
  ...
pfaffelh pushed a commit that referenced this pull request Feb 7, 2025
This PR introduces a typeclass `IsSmall.{w} W` for `W : MorphismProperty C`. It means that the morphisms in `C` can be parametrized by a `w`-small type.



Co-authored-by: Joël Riou <37772949+joelriou@users.noreply.github.com>
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