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Algebra\Category\Grp\Biproducts.lean
/- Copyright (c) 2020 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison -/ import Mathlib.Algebra.Group.Pi.Lemmas import Mathlib.Algebra.Category.Grp.Preadditive import Mathlib.CategoryTheory.Preadditive.Biproducts import Mathlib.Algebra.Cat...
Algebra\Category\Grp\Colimits.lean
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison -/ import Mathlib.Algebra.Category.Grp.Preadditive import Mathlib.GroupTheory.QuotientGroup import Mathlib.CategoryTheory.Limits.Shapes.Kernels import Mathlib.CategoryTh...
Algebra\Category\Grp\EnoughInjectives.lean
/- Copyright (c) 2023 Jujian Zhang. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jujian Zhang, Junyan Xu -/ import Mathlib.Algebra.Module.CharacterModule import Mathlib.Algebra.Category.Grp.EquivalenceGroupAddGroup import Mathlib.Algebra.Category.Grp.EpiMono /-! #...
Algebra\Category\Grp\EpiMono.lean
/- Copyright (c) 2022 Jujian Zhang. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jujian Zhang -/ import Mathlib.Algebra.Category.Grp.EquivalenceGroupAddGroup import Mathlib.GroupTheory.QuotientGroup import Mathlib.CategoryTheory.ConcreteCategory.EpiMono import Mathli...
Algebra\Category\Grp\EquivalenceGroupAddGroup.lean
/- Copyright (c) 2022 Jujian Zhang. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jujian Zhang -/ import Mathlib.Algebra.Category.Grp.Basic import Mathlib.Algebra.Group.Equiv.TypeTags /-! # Equivalence between `Group` and `AddGroup` This file contains two equivalenc...
Algebra\Category\Grp\FilteredColimits.lean
/- Copyright (c) 2021 Justus Springer. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Justus Springer -/ import Mathlib.Algebra.Category.Grp.Basic import Mathlib.Algebra.Category.MonCat.FilteredColimits /-! # The forgetful functor from (commutative) (additive) groups ...
Algebra\Category\Grp\ForgetCorepresentable.lean
/- Copyright (c) 2024 Joël Riou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Joël Riou -/ import Mathlib.Algebra.Category.Grp.Basic import Mathlib.Algebra.Group.ULift import Mathlib.CategoryTheory.Yoneda /-! # The forget functor is corepresentable It is shown that...
Algebra\Category\Grp\Images.lean
/- Copyright (c) 2020 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison -/ import Mathlib.Algebra.Category.Grp.Abelian import Mathlib.CategoryTheory.Limits.Shapes.Images /-! # The category of commutative additive groups has images. Note th...
Algebra\Category\Grp\Injective.lean
/- Copyright (c) 2022 Jujian Zhang. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jujian Zhang -/ import Mathlib.Algebra.Category.Grp.ZModuleEquivalence import Mathlib.Algebra.EuclideanDomain.Int import Mathlib.Algebra.Module.Injective import Mathlib.RingTheory.Princi...
Algebra\Category\Grp\Kernels.lean
/- Copyright (c) 2023 Moritz Firsching. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: David Kurniadi Angdinata, Moritz Firsching, Nikolas Kuhn -/ import Mathlib.Algebra.Category.Grp.EpiMono import Mathlib.Algebra.Category.Grp.Preadditive import Mathlib.CategoryTheory....
Algebra\Category\Grp\Limits.lean
/- Copyright (c) 2020 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison -/ import Mathlib.Algebra.Category.MonCat.Limits import Mathlib.Algebra.Category.Grp.ForgetCorepresentable import Mathlib.Algebra.Category.Grp.Preadditive import Mathlib...
Algebra\Category\Grp\Preadditive.lean
/- Copyright (c) 2020 Markus Himmel. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Markus Himmel -/ import Mathlib.Algebra.Category.Grp.Basic import Mathlib.CategoryTheory.Preadditive.Basic /-! # The category of additive commutative groups is preadditive. -/ open Ca...
Algebra\Category\Grp\Subobject.lean
/- Copyright (c) 2021 Markus Himmel. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Markus Himmel -/ import Mathlib.Algebra.Category.Grp.ZModuleEquivalence import Mathlib.Algebra.Category.ModuleCat.Subobject /-! # The category of abelian groups is well-powered -/ op...
Algebra\Category\Grp\Zero.lean
/- Copyright (c) 2020 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison -/ import Mathlib.Algebra.Category.Grp.Basic import Mathlib.CategoryTheory.Limits.Shapes.ZeroObjects /-! # The category of (commutative) (additive) groups has a zero ob...
Algebra\Category\Grp\ZModuleEquivalence.lean
/- Copyright (c) 2020 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison -/ import Mathlib.Algebra.Category.ModuleCat.Basic /-! The forgetful functor from ℤ-modules to additive commutative groups is an equivalence of categories. TODO: eithe...
Algebra\Category\HopfAlgebraCat\Basic.lean
/- Copyright (c) 2024 Amelia Livingston. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Amelia Livingston -/ import Mathlib.Algebra.Category.BialgebraCat.Basic import Mathlib.RingTheory.HopfAlgebra /-! # The category of Hopf algebras over a commutative ring We introd...
Algebra\Category\ModuleCat\Abelian.lean
/- Copyright (c) 2020 Markus Himmel. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Markus Himmel -/ import Mathlib.LinearAlgebra.Isomorphisms import Mathlib.Algebra.Category.ModuleCat.Kernels import Mathlib.Algebra.Category.ModuleCat.Limits import Mathlib.CategoryTheo...
Algebra\Category\ModuleCat\Adjunctions.lean
/- Copyright (c) 2021 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Johan Commelin -/ import Mathlib.Algebra.Category.ModuleCat.Monoidal.Basic import Mathlib.CategoryTheory.Monoidal.Functorial import Mathlib.CategoryTheory.Monoidal.Type...
Algebra\Category\ModuleCat\Algebra.lean
/- Copyright (c) 2022 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison -/ import Mathlib.Algebra.Algebra.RestrictScalars import Mathlib.CategoryTheory.Linear.Basic import Mathlib.Algebra.Category.ModuleCat.Basic /-! # Additional typeclass ...
Algebra\Category\ModuleCat\Basic.lean
/- Copyright (c) 2019 Robert A. Spencer. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Robert A. Spencer, Markus Himmel -/ import Mathlib.Algebra.Category.Grp.Preadditive import Mathlib.Algebra.Module.Equiv.Basic import Mathlib.Algebra.PUnitInstances.Module import Mat...
Algebra\Category\ModuleCat\Biproducts.lean
/- Copyright (c) 2022 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison -/ import Mathlib.Algebra.Group.Pi.Lemmas import Mathlib.CategoryTheory.Limits.Shapes.Biproducts import Mathlib.Algebra.Category.ModuleCat.Abelian import Mathlib.Algebra...
Algebra\Category\ModuleCat\ChangeOfRings.lean
/- Copyright (c) 2022 Jujian Zhang. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jujian Zhang -/ import Mathlib.Algebra.Category.ModuleCat.EpiMono import Mathlib.Algebra.Category.ModuleCat.Colimits import Mathlib.Algebra.Category.ModuleCat.Limits import Mathlib.RingT...
Algebra\Category\ModuleCat\Colimits.lean
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Joël Riou -/ import Mathlib.Algebra.Category.ModuleCat.Basic import Mathlib.CategoryTheory.ConcreteCategory.Elementwise import Mathlib.Algebra.Category.Grp.Colimits /-...
Algebra\Category\ModuleCat\EpiMono.lean
/- Copyright (c) 2021 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison -/ import Mathlib.LinearAlgebra.Quotient import Mathlib.Algebra.Category.ModuleCat.Basic import Mathlib.CategoryTheory.ConcreteCategory.EpiMono /-! # Monomorphisms in `...
Algebra\Category\ModuleCat\FilteredColimits.lean
/- Copyright (c) 2021 Justus Springer. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Justus Springer -/ import Mathlib.Algebra.Category.Grp.FilteredColimits import Mathlib.Algebra.Category.ModuleCat.Basic /-! # The forgetful functor from `R`-modules preserves filtere...
Algebra\Category\ModuleCat\Free.lean
/- Copyright (c) 2023 Dagur Asgeirsson. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Dagur Asgeirsson -/ import Mathlib.LinearAlgebra.Dimension.Free import Mathlib.Algebra.Homology.ShortComplex.ModuleCat /-! # Exact sequences with free modules This file proves resu...
Algebra\Category\ModuleCat\Images.lean
/- Copyright (c) 2022 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison -/ import Mathlib.Algebra.Category.ModuleCat.Abelian import Mathlib.CategoryTheory.Limits.Shapes.Images /-! # The category of R-modules has images. Note that we don't ...
Algebra\Category\ModuleCat\Injective.lean
/- Copyright (c) 2023 Jujian Zhang. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jujian Zhang -/ import Mathlib.Algebra.Category.ModuleCat.ChangeOfRings import Mathlib.Algebra.Category.Grp.EnoughInjectives import Mathlib.Algebra.Category.Grp.ZModuleEquivalence import...
Algebra\Category\ModuleCat\Kernels.lean
/- Copyright (c) 2020 Markus Himmel. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Markus Himmel -/ import Mathlib.Algebra.Category.ModuleCat.EpiMono import Mathlib.CategoryTheory.ConcreteCategory.Elementwise /-! # The concrete (co)kernels in the category of modules ...
Algebra\Category\ModuleCat\Limits.lean
/- Copyright (c) 2020 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison -/ import Mathlib.Algebra.Category.ModuleCat.Basic import Mathlib.Algebra.Category.Grp.Limits import Mathlib.Algebra.DirectLimit /-! # The category of R-modules has all...
Algebra\Category\ModuleCat\Presheaf.lean
/- Copyright (c) 2023 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison -/ import Mathlib.Algebra.Category.ModuleCat.ChangeOfRings import Mathlib.Algebra.Category.Ring.Basic /-! # Presheaves of modules over a presheaf of rings. We give a h...
Algebra\Category\ModuleCat\Products.lean
/- Copyright (c) 2022 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison -/ import Mathlib.Algebra.Category.ModuleCat.Basic import Mathlib.LinearAlgebra.Pi import Mathlib.Tactic.CategoryTheory.Elementwise /-! # The concrete products in the c...
Algebra\Category\ModuleCat\Projective.lean
/- Copyright (c) 2020 Markus Himmel. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Markus Himmel, Scott Morrison -/ import Mathlib.Algebra.Category.ModuleCat.EpiMono import Mathlib.Algebra.Module.Projective import Mathlib.CategoryTheory.Preadditive.Projective import M...
Algebra\Category\ModuleCat\Sheaf.lean
/- Copyright (c) 2024 Joël Riou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Joël Riou -/ import Mathlib.Algebra.Category.ModuleCat.Presheaf import Mathlib.Algebra.Category.ModuleCat.Limits import Mathlib.CategoryTheory.Sites.LocallyBijective import Mathlib.Categor...
Algebra\Category\ModuleCat\Simple.lean
/- Copyright (c) 2022 Pierre-Alexandre Bazin. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Pierre-Alexandre Bazin, Scott Morrison -/ import Mathlib.CategoryTheory.Simple import Mathlib.Algebra.Category.ModuleCat.Subobject import Mathlib.Algebra.Category.ModuleCat.Alg...
Algebra\Category\ModuleCat\Subobject.lean
/- Copyright (c) 2021 Markus Himmel. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Markus Himmel -/ import Mathlib.Algebra.Category.ModuleCat.EpiMono import Mathlib.Algebra.Category.ModuleCat.Kernels import Mathlib.CategoryTheory.Subobject.WellPowered import Mathlib.C...
Algebra\Category\ModuleCat\Tannaka.lean
/- Copyright (c) 2022 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison -/ import Mathlib.Algebra.Category.ModuleCat.Basic import Mathlib.LinearAlgebra.Span /-! # Tannaka duality for rings A ring `R` is equivalent to the endomorphisms of t...
Algebra\Category\ModuleCat\Differentials\Basic.lean
/- Copyright (c) 2024 Joël Riou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Joël Riou -/ import Mathlib.Algebra.Category.ModuleCat.ChangeOfRings import Mathlib.Algebra.Category.Ring.Basic import Mathlib.RingTheory.Kaehler.Basic /-! # The differentials of a morphis...
Algebra\Category\ModuleCat\Differentials\Presheaf.lean
/- Copyright (c) 2024 Joël Riou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Joël Riou -/ import Mathlib.Algebra.Category.ModuleCat.Presheaf import Mathlib.Algebra.Category.ModuleCat.Differentials.Basic /-! # The presheaf of differentials of a presheaf of modules ...
Algebra\Category\ModuleCat\Monoidal\Basic.lean
/- Copyright (c) 2020 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kevin Buzzard, Scott Morrison, Jakob von Raumer -/ import Mathlib.Algebra.Category.ModuleCat.Basic import Mathlib.LinearAlgebra.TensorProduct.Basic import Mathlib.CategoryTheory.Monoid...
Algebra\Category\ModuleCat\Monoidal\Closed.lean
/- Copyright (c) 2020 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kevin Buzzard, Scott Morrison, Jakob von Raumer -/ import Mathlib.CategoryTheory.Closed.Monoidal import Mathlib.CategoryTheory.Linear.Yoneda import Mathlib.Algebra.Category.ModuleCat.M...
Algebra\Category\ModuleCat\Monoidal\Symmetric.lean
/- Copyright (c) 2020 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kevin Buzzard, Scott Morrison, Jakob von Raumer -/ import Mathlib.CategoryTheory.Monoidal.Braided.Basic import Mathlib.Algebra.Category.ModuleCat.Monoidal.Basic /-! # The symmetric mo...
Algebra\Category\ModuleCat\Presheaf\Abelian.lean
/- Copyright (c) 2024 Joël Riou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Joël Riou -/ import Mathlib.Algebra.Category.ModuleCat.Presheaf.Colimits import Mathlib.Algebra.Category.ModuleCat.Presheaf.Limits import Mathlib.Algebra.Category.ModuleCat.Abelian import M...
Algebra\Category\ModuleCat\Presheaf\ChangeOfRings.lean
/- Copyright (c) 2024 Joël Riou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Joël Riou -/ import Mathlib.Algebra.Category.ModuleCat.ChangeOfRings import Mathlib.Algebra.Category.ModuleCat.Presheaf /-! # Change of presheaf of rings In this file, we define the restr...
Algebra\Category\ModuleCat\Presheaf\Colimits.lean
/- Copyright (c) 2024 Joël Riou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Joël Riou -/ import Mathlib.Algebra.Category.ModuleCat.Presheaf import Mathlib.Algebra.Category.ModuleCat.Colimits /-! # Colimits in categories of presheaves of modules In this file, it i...
Algebra\Category\ModuleCat\Presheaf\Limits.lean
/- Copyright (c) 2024 Joël Riou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Joël Riou -/ import Mathlib.Algebra.Category.ModuleCat.Presheaf import Mathlib.Algebra.Category.ModuleCat.ChangeOfRings import Mathlib.CategoryTheory.Limits.Preserves.Limits import Mathlib....
Algebra\Category\ModuleCat\Presheaf\Pushforward.lean
/- Copyright (c) 2024 Joël Riou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Joël Riou -/ import Mathlib.Algebra.Category.ModuleCat.Presheaf.ChangeOfRings /-! # Pushforward of presheaves of modules If `F : C ⥤ D`, the precomposition `F.op ⋙ _` induces a functor fr...
Algebra\Category\ModuleCat\Presheaf\Sheafification.lean
/- Copyright (c) 2024 Joël Riou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Joël Riou -/ import Mathlib.Algebra.Category.ModuleCat.Presheaf.Abelian import Mathlib.Algebra.Category.ModuleCat.Presheaf.Sheafify import Mathlib.Algebra.Category.ModuleCat.Presheaf.Limits...
Algebra\Category\ModuleCat\Presheaf\Sheafify.lean
/- Copyright (c) 2024 Joël Riou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Joël Riou -/ import Mathlib.Algebra.Category.ModuleCat.Sheaf.ChangeOfRings import Mathlib.CategoryTheory.Sites.LocallySurjective /-! # The associated sheaf of a presheaf of modules In thi...
Algebra\Category\ModuleCat\Sheaf\Abelian.lean
/- Copyright (c) 2024 Joël Riou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Joël Riou -/ import Mathlib.Algebra.Category.ModuleCat.Presheaf.Sheafification import Mathlib.CategoryTheory.Abelian.Transfer /-! # The category of sheaves of modules is abelian In this f...
Algebra\Category\ModuleCat\Sheaf\ChangeOfRings.lean
/- Copyright (c) 2024 Joël Riou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Joël Riou -/ import Mathlib.Algebra.Category.ModuleCat.Sheaf import Mathlib.Algebra.Category.ModuleCat.Presheaf.ChangeOfRings import Mathlib.CategoryTheory.Sites.LocallySurjective /-! # Ch...
Algebra\Category\ModuleCat\Sheaf\Colimits.lean
/- Copyright (c) 2024 Joël Riou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Joël Riou -/ import Mathlib.Algebra.Category.ModuleCat.Presheaf.Sheafification /-! # Colimits in categories of sheaves of modules In this file, we show that colimits of shape `J` exists i...
Algebra\Category\ModuleCat\Sheaf\Free.lean
/- Copyright (c) 2024 Joël Riou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Joël Riou -/ import Mathlib.Algebra.Category.ModuleCat.Presheaf.Colimits import Mathlib.Algebra.Category.ModuleCat.Sheaf.Colimits /-! # Free sheaves of modules In this file, we construct ...
Algebra\Category\ModuleCat\Sheaf\Generators.lean
/- Copyright (c) 2024 Joël Riou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Joël Riou -/ import Mathlib.Algebra.Category.ModuleCat.Sheaf.Free import Mathlib.Algebra.Category.ModuleCat.Sheaf.PushforwardContinuous import Mathlib.CategoryTheory.Sites.CoversTop /-! #...
Algebra\Category\ModuleCat\Sheaf\Limits.lean
/- Copyright (c) 2024 Joël Riou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Joël Riou -/ import Mathlib.Algebra.Category.ModuleCat.Presheaf.Limits import Mathlib.Algebra.Category.ModuleCat.Sheaf import Mathlib.CategoryTheory.Sites.Limits /-! # Limits in categories...
Algebra\Category\ModuleCat\Sheaf\PushforwardContinuous.lean
/- Copyright (c) 2024 Joël Riou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Joël Riou -/ import Mathlib.Algebra.Category.ModuleCat.Presheaf.Pushforward import Mathlib.Algebra.Category.ModuleCat.Sheaf import Mathlib.CategoryTheory.Sites.Over /-! # Pushforward of sh...
Algebra\Category\ModuleCat\Sheaf\Quasicoherent.lean
/- Copyright (c) 2024 Joël Riou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Joël Riou -/ import Mathlib.Algebra.Category.ModuleCat.Sheaf.Generators /-! # Quasicoherent sheaves A sheaf of modules is quasi-coherent if it admits locally a presentation as the cokerne...
Algebra\Category\MonCat\Adjunctions.lean
/- Copyright (c) 2021 Julian Kuelshammer. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Julian Kuelshammer -/ import Mathlib.Algebra.Category.MonCat.Basic import Mathlib.Algebra.Category.Semigrp.Basic import Mathlib.Algebra.Group.WithOne.Basic import Mathlib.Algebra.F...
Algebra\Category\MonCat\Basic.lean
/- Copyright (c) 2018 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison -/ import Mathlib.CategoryTheory.ConcreteCategory.BundledHom import Mathlib.Algebra.PUnitInstances.Algebra import Mathlib.Algebra.Group.ULift import Mathlib.CategoryTheo...
Algebra\Category\MonCat\Colimits.lean
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison -/ import Mathlib.Algebra.Category.MonCat.Basic import Mathlib.CategoryTheory.Limits.HasLimits import Mathlib.CategoryTheory.ConcreteCategory.Elementwise /-! # The cate...
Algebra\Category\MonCat\FilteredColimits.lean
/- Copyright (c) 2021 Justus Springer. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Justus Springer -/ import Mathlib.Algebra.Category.MonCat.Limits import Mathlib.CategoryTheory.Limits.Preserves.Filtered import Mathlib.CategoryTheory.ConcreteCategory.Elementwise imp...
Algebra\Category\MonCat\Limits.lean
/- Copyright (c) 2020 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison -/ import Mathlib.Algebra.Category.MonCat.Basic import Mathlib.Algebra.Group.Pi.Lemmas import Mathlib.Algebra.Group.Submonoid.Operations import Mathlib.CategoryTheory.Li...
Algebra\Category\Ring\Adjunctions.lean
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Johannes Hölzl -/ import Mathlib.Algebra.Category.Ring.Basic import Mathlib.Algebra.MvPolynomial.CommRing /-! Multivariable polynomials on a type is the left adjoint o...
Algebra\Category\Ring\Basic.lean
/- Copyright (c) 2018 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Johannes Hölzl, Yury Kudryashov -/ import Mathlib.Algebra.Category.Grp.Basic import Mathlib.CategoryTheory.ConcreteCategory.ReflectsIso import Mathlib.Algebra.Ring.Equi...
Algebra\Category\Ring\Colimits.lean
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison -/ import Mathlib.Algebra.Category.Ring.Basic import Mathlib.CategoryTheory.Limits.HasLimits /-! # The category of commutative rings has all colimits. This file uses a...
Algebra\Category\Ring\Constructions.lean
/- Copyright (c) 2021 Andrew Yang. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Andrew Yang -/ import Mathlib.RingTheory.TensorProduct.Basic import Mathlib.Algebra.Category.Ring.Limits import Mathlib.Algebra.Category.Ring.Instances import Mathlib.CategoryTheory.Limit...
Algebra\Category\Ring\FilteredColimits.lean
/- Copyright (c) 2021 Justus Springer. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Justus Springer -/ import Mathlib.Algebra.Category.Ring.Basic import Mathlib.Algebra.Category.Grp.FilteredColimits /-! # The forgetful functor from (commutative) (semi-) rings preser...
Algebra\Category\Ring\Instances.lean
/- Copyright (c) 2021 Andrew Yang. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Andrew Yang -/ import Mathlib.Algebra.Category.Ring.Basic import Mathlib.RingTheory.Localization.Away.Basic import Mathlib.RingTheory.LocalRing.RingHom.Basic /-! # Ring-theoretic results...
Algebra\Category\Ring\Limits.lean
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison -/ import Mathlib.Algebra.Ring.Pi import Mathlib.Algebra.Category.Ring.Basic import Mathlib.Algebra.Category.Grp.Limits import Mathlib.Algebra.Ring.Subring.Basic /-! # ...
Algebra\Category\Semigrp\Basic.lean
/- Copyright (c) 2021 Julian Kuelshammer. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Julian Kuelshammer -/ import Mathlib.Algebra.PEmptyInstances import Mathlib.Algebra.Group.Equiv.Basic import Mathlib.CategoryTheory.ConcreteCategory.BundledHom import Mathlib.Categ...
Algebra\CharP\Algebra.lean
/- Copyright (c) 2021 Jon Eugster. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jon Eugster, Eric Wieser -/ import Mathlib.Algebra.CharP.Defs import Mathlib.Algebra.FreeAlgebra import Mathlib.RingTheory.Localization.FractionRing /-! # Characteristics of algebras In...
Algebra\CharP\Basic.lean
/- Copyright (c) 2018 Kenny Lau. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kenny Lau, Joey van Langen, Casper Putz -/ import Mathlib.Algebra.CharP.Defs import Mathlib.Data.Nat.Multiplicity import Mathlib.Data.Nat.Choose.Sum /-! # Characteristic of semirings -/ a...
Algebra\CharP\CharAndCard.lean
/- Copyright (c) 2022 Michael Stoll. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Michael Stoll -/ import Mathlib.Algebra.CharP.Basic import Mathlib.GroupTheory.Perm.Cycle.Type import Mathlib.RingTheory.Coprime.Lemmas /-! # Characteristic and cardinality We prove s...
Algebra\CharP\Defs.lean
/- Copyright (c) 2018 Kenny Lau. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kenny Lau, Joey van Langen, Casper Putz -/ import Mathlib.Algebra.Field.Basic import Mathlib.Algebra.Group.Fin.Basic import Mathlib.Algebra.Group.ULift import Mathlib.Data.Int.ModEq import ...
Algebra\CharP\ExpChar.lean
/- Copyright (c) 2021 Jakob Scholbach. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jakob Scholbach -/ import Mathlib.Algebra.CharP.Basic import Mathlib.Algebra.CharP.Algebra import Mathlib.Data.Nat.Prime.Defs /-! # Exponential characteristic This file defines the ...
Algebra\CharP\IntermediateField.lean
/- Copyright (c) 2024 Jz Pan. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jz Pan -/ import Mathlib.FieldTheory.IntermediateField import Mathlib.Algebra.CharP.ExpChar /-! # Characteristic of intermediate fields This file contains some convenient instances for dete...
Algebra\CharP\Invertible.lean
/- Copyright (c) 2020 Anne Baanen. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Anne Baanen -/ import Mathlib.Algebra.CharP.Defs /-! # Invertibility of elements given a characteristic This file includes some instances of `Invertible` for specific numbers in charact...
Algebra\CharP\LocalRing.lean
/- Copyright (c) 2022 Jon Eugster. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jon Eugster -/ import Mathlib.Algebra.CharP.Basic import Mathlib.Algebra.IsPrimePow import Mathlib.Data.Nat.Factorization.Basic import Mathlib.RingTheory.LocalRing.ResidueField.Defs /-! ...
Algebra\CharP\MixedCharZero.lean
/- Copyright (c) 2022 Jon Eugster. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jon Eugster -/ import Mathlib.Algebra.CharP.LocalRing import Mathlib.RingTheory.Ideal.Quotient import Mathlib.Tactic.FieldSimp /-! # Equal and mixed characteristic In commutative algebr...
Algebra\CharP\Pi.lean
/- Copyright (c) 2020 Kenny Lau. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kenny Lau -/ import Mathlib.Algebra.CharP.Defs import Mathlib.Algebra.Ring.Pi /-! # Characteristic of semirings of functions -/ universe u v namespace CharP instance pi (ι : Type u) [h...
Algebra\CharP\Quotient.lean
/- Copyright (c) 2020 Kenny Lau. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kenny Lau, Eric Wieser -/ import Mathlib.GroupTheory.OrderOfElement import Mathlib.RingTheory.Ideal.Maps import Mathlib.RingTheory.Ideal.Quotient /-! # Characteristic of quotients rings -/...
Algebra\CharP\Reduced.lean
/- Copyright (c) 2018 Kenny Lau. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kenny Lau, Joey van Langen, Casper Putz -/ import Mathlib.Algebra.CharP.ExpChar import Mathlib.RingTheory.Nilpotent.Defs /-! # Results about characteristic p reduced rings -/ open Finset...
Algebra\CharP\Subring.lean
/- Copyright (c) 2020 Kenny Lau. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kenny Lau -/ import Mathlib.Algebra.CharP.Defs import Mathlib.Algebra.Ring.Subring.Basic /-! # Characteristic of subrings -/ universe u v namespace CharP instance subsemiring (R : Type...
Algebra\CharP\Two.lean
/- Copyright (c) 2021 Eric Wieser. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Eric Wieser -/ import Mathlib.Algebra.CharP.ExpChar import Mathlib.GroupTheory.OrderOfElement /-! # Lemmas about rings of characteristic two This file contains results about `CharP R 2`...
Algebra\CharZero\Defs.lean
/- Copyright (c) 2014 Mario Carneiro. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Mario Carneiro -/ import Mathlib.Data.Int.Cast.Defs import Mathlib.Tactic.Cases import Mathlib.Algebra.NeZero import Mathlib.Logic.Function.Basic /-! # Characteristic zero A ring `R...
Algebra\CharZero\Infinite.lean
/- Copyright (c) 2020 Johan Commelin. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Johan Commelin -/ import Mathlib.Algebra.CharZero.Defs import Mathlib.Data.Fintype.Card /-! # A characteristic-zero semiring is infinite -/ open Set variable (M : Type*) [AddMonoid...
Algebra\CharZero\Lemmas.lean
/- Copyright (c) 2014 Mario Carneiro. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Mario Carneiro -/ import Mathlib.Algebra.Field.Basic import Mathlib.Algebra.Group.Support import Mathlib.Algebra.Order.Monoid.Unbundled.Pow import Mathlib.Algebra.Order.Monoid.Unbundle...
Algebra\CharZero\Quotient.lean
/- Copyright (c) 2022 Eric Wieser. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Eric Wieser -/ import Mathlib.GroupTheory.QuotientGroup /-! # Lemmas about quotients in characteristic zero -/ variable {R : Type*} [DivisionRing R] [CharZero R] {p : R} namespace Add...
Algebra\ContinuedFractions\Basic.lean
/- Copyright (c) 2019 Kevin Kappelmann. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kevin Kappelmann -/ import Mathlib.Data.Seq.Seq import Mathlib.Algebra.Field.Defs /-! # Basic Definitions/Theorems for Continued Fractions ## Summary We define generalised, simple...
Algebra\ContinuedFractions\ContinuantsRecurrence.lean
/- Copyright (c) 2019 Kevin Kappelmann. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kevin Kappelmann -/ import Mathlib.Algebra.ContinuedFractions.Translations /-! # Recurrence Lemmas for the Continuants (`conts`) Function of Continued Fractions ## Summary Given a...
Algebra\ContinuedFractions\ConvergentsEquiv.lean
/- Copyright (c) 2020 Kevin Kappelmann. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kevin Kappelmann -/ import Mathlib.Algebra.ContinuedFractions.ContinuantsRecurrence import Mathlib.Algebra.ContinuedFractions.TerminatedStable import Mathlib.Tactic.FieldSimp import ...
Algebra\ContinuedFractions\Determinant.lean
/- Copyright (c) 2020 Kevin Kappelmann. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kevin Kappelmann -/ import Mathlib.Algebra.ContinuedFractions.ContinuantsRecurrence import Mathlib.Algebra.ContinuedFractions.TerminatedStable import Mathlib.Tactic.Ring /-! # Deter...
Algebra\ContinuedFractions\TerminatedStable.lean
/- Copyright (c) 2020 Kevin Kappelmann. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kevin Kappelmann -/ import Mathlib.Algebra.ContinuedFractions.Translations /-! # Stabilisation of gcf Computations Under Termination ## Summary We show that the continuants and co...
Algebra\ContinuedFractions\Translations.lean
/- Copyright (c) 2019 Kevin Kappelmann. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kevin Kappelmann -/ import Mathlib.Algebra.ContinuedFractions.Basic import Mathlib.Algebra.GroupWithZero.Basic /-! # Basic Translation Lemmas Between Functions Defined for Continued...
Algebra\ContinuedFractions\Computation\ApproximationCorollaries.lean
/- Copyright (c) 2021 Kevin Kappelmann. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kevin Kappelmann -/ import Mathlib.Algebra.ContinuedFractions.Computation.Approximations import Mathlib.Algebra.ContinuedFractions.ConvergentsEquiv import Mathlib.Algebra.Order.Archi...
Algebra\ContinuedFractions\Computation\Approximations.lean
/- Copyright (c) 2020 Kevin Kappelmann. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kevin Kappelmann -/ import Mathlib.Algebra.ContinuedFractions.Determinant import Mathlib.Algebra.ContinuedFractions.Computation.CorrectnessTerminating import Mathlib.Algebra.Order.Gr...
Algebra\ContinuedFractions\Computation\Basic.lean
/- Copyright (c) 2020 Kevin Kappelmann. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kevin Kappelmann -/ import Mathlib.Algebra.Order.Floor import Mathlib.Algebra.ContinuedFractions.Basic /-! # Computable Continued Fractions ## Summary We formalise the standard co...
Algebra\ContinuedFractions\Computation\CorrectnessTerminating.lean
/- Copyright (c) 2020 Kevin Kappelmann. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kevin Kappelmann -/ import Mathlib.Algebra.ContinuedFractions.Computation.Translations import Mathlib.Algebra.ContinuedFractions.TerminatedStable import Mathlib.Algebra.ContinuedFrac...
Algebra\ContinuedFractions\Computation\TerminatesIffRat.lean
/- Copyright (c) 2020 Kevin Kappelmann. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kevin Kappelmann -/ import Mathlib.Algebra.ContinuedFractions.Computation.Approximations import Mathlib.Algebra.ContinuedFractions.Computation.CorrectnessTerminating import Mathlib.D...
Algebra\ContinuedFractions\Computation\Translations.lean
/- Copyright (c) 2020 Kevin Kappelmann. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kevin Kappelmann -/ import Mathlib.Algebra.ContinuedFractions.Computation.Basic import Mathlib.Algebra.ContinuedFractions.Translations /-! # Basic Translation Lemmas Between Structu...