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RingTheory\Ideal\Basis.lean
/- Copyright (c) 2018 Kenny Lau. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Anne Baanen -/ import Mathlib.Algebra.Algebra.Bilinear import Mathlib.LinearAlgebra.Basis import Mathlib.RingTheory.Ideal.Basic /-! # The basis of ideals Some results involving `Ideal` an...
RingTheory\Ideal\Colon.lean
/- Copyright (c) 2018 Kenny Lau. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kenny Lau -/ import Mathlib.LinearAlgebra.Quotient import Mathlib.RingTheory.Ideal.Operations /-! # The colon ideal This file defines `Submodule.colon N P` as the ideal of all elements `r...
RingTheory\Ideal\Cotangent.lean
/- Copyright (c) 2022 Andrew Yang. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Andrew Yang -/ import Mathlib.RingTheory.Ideal.Operations import Mathlib.Algebra.Module.Torsion import Mathlib.Algebra.Ring.Idempotents import Mathlib.LinearAlgebra.Dimension.FreeAndStron...
RingTheory\Ideal\IdempotentFG.lean
/- Copyright (c) 2018 Mario Carneiro, Kevin Buzzard. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Mario Carneiro, Kevin Buzzard -/ import Mathlib.Algebra.Ring.Idempotents import Mathlib.RingTheory.Finiteness import Mathlib.Order.Basic /-! ## Lemmas on idempotent fin...
RingTheory\Ideal\IsPrimary.lean
/- Copyright (c) 2019 Kenny Lau. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kenny Lau -/ import Mathlib.RingTheory.Ideal.Operations /-! # Primary ideals A proper ideal `I` is primary iff `xy ∈ I` implies `x ∈ I` or `y ∈ radical I`. ## Main definitions - `Ideal....
RingTheory\Ideal\IsPrincipal.lean
/- Copyright (c) 2024 Xavier Roblot. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Xavier Roblot -/ import Mathlib.RingTheory.PrincipalIdealDomain /-! # Principal Ideals This file deals with the set of principal ideals of a `CommRing R`. ## Main definitions and res...
RingTheory\Ideal\Maps.lean
/- Copyright (c) 2018 Kenny Lau. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kenny Lau -/ import Mathlib.RingTheory.Ideal.Operations /-! # Maps on modules and ideals -/ assert_not_exists Basis -- See `RingTheory.Ideal.Basis` assert_not_exists Submodule.hasQuotient...
RingTheory\Ideal\MinimalPrime.lean
/- Copyright (c) 2022 Andrew Yang. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Andrew Yang -/ import Mathlib.RingTheory.Ideal.IsPrimary import Mathlib.RingTheory.Localization.AtPrime import Mathlib.Order.Minimal /-! # Minimal primes We provide various results con...
RingTheory\Ideal\Norm.lean
/- Copyright (c) 2022 Anne Baanen. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Anne Baanen, Alex J. Best -/ import Mathlib.Algebra.CharP.Quotient import Mathlib.Algebra.GroupWithZero.NonZeroDivisors import Mathlib.Data.Finsupp.Fintype import Mathlib.Data.Int.Absolut...
RingTheory\Ideal\Operations.lean
/- Copyright (c) 2018 Kenny Lau. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kenny Lau -/ import Mathlib.Algebra.Algebra.Operations import Mathlib.Data.Fintype.Lattice import Mathlib.RingTheory.Coprime.Lemmas /-! # More operations on modules and ideals -/ assert_n...
RingTheory\Ideal\Over.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.RingTheory.Algebraic import Mathlib.RingTheory.Localization.AtPrime import Mathlib.RingTheory.Localization.Integral /-! # Ideals over/under ideals This fil...
RingTheory\Ideal\Pointwise.lean
/- Copyright (c) 2024 Eric Wieser. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Eric Wieser -/ import Mathlib.RingTheory.Ideal.Maps /-! # Pointwise instances on `Ideal`s This file provides the action `Ideal.pointwiseMulAction` which morally matches the action of `m...
RingTheory\Ideal\Prod.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.RingTheory.Ideal.Maps /-! # Ideals in product rings For commutative rings `R` and `S` and ideals `I ≤ R`, `J ≤ S`, we define `Ideal.prod I J` as the pr...
RingTheory\Ideal\Quotient.lean
/- Copyright (c) 2018 Kenny Lau. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kenny Lau, Chris Hughes, Mario Carneiro, Anne Baanen -/ import Mathlib.LinearAlgebra.Quotient import Mathlib.RingTheory.Congruence.Basic import Mathlib.RingTheory.Ideal.Basic import Mathlib...
RingTheory\Ideal\QuotientOperations.lean
/- Copyright (c) 2018 Kenny Lau. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kenny Lau, Patrick Massot -/ import Mathlib.Algebra.Algebra.Subalgebra.Operations import Mathlib.Algebra.Ring.Fin import Mathlib.RingTheory.Ideal.Quotient /-! # More operations on modules ...
RingTheory\Int\Basic.lean
/- Copyright (c) 2018 Johannes Hölzl. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Johannes Hölzl, Jens Wagemaker, Aaron Anderson -/ import Mathlib.Algebra.EuclideanDomain.Basic import Mathlib.Algebra.EuclideanDomain.Int import Mathlib.RingTheory.PrincipalIdealDomain...
RingTheory\IntegralClosure\IntegrallyClosed.lean
/- Copyright (c) 2021 Anne Baanen. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Anne Baanen -/ import Mathlib.RingTheory.IntegralClosure.Algebra.Basic import Mathlib.RingTheory.Localization.Integral /-! # Integrally closed rings An integrally closed ring `R` contai...
RingTheory\IntegralClosure\IntegralRestrict.lean
/- Copyright (c) 2023 Andrew Yang, Patrick Lutz. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Andrew Yang -/ import Mathlib.RingTheory.IntegralClosure.IntegrallyClosed import Mathlib.RingTheory.LocalProperties import Mathlib.RingTheory.Localization.NormTrace import M...
RingTheory\IntegralClosure\Algebra\Basic.lean
/- Copyright (c) 2019 Kenny Lau. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kenny Lau -/ import Mathlib.RingTheory.IntegralClosure.Algebra.Defs import Mathlib.RingTheory.IntegralClosure.IsIntegral.Basic import Mathlib.LinearAlgebra.Matrix.Charpoly.LinearMap /-! # ...
RingTheory\IntegralClosure\Algebra\Defs.lean
/- Copyright (c) 2019 Kenny Lau. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kenny Lau -/ import Mathlib.RingTheory.IntegralClosure.IsIntegral.Defs /-! # Integral algebras ## Main definitions Let `R` be a `CommRing` and let `A` be an R-algebra. * `Algebra.IsInte...
RingTheory\IntegralClosure\IsIntegral\Basic.lean
/- Copyright (c) 2019 Kenny Lau. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kenny Lau -/ import Mathlib.RingTheory.IntegralClosure.IsIntegral.Defs import Mathlib.Algebra.Polynomial.Expand import Mathlib.RingTheory.Polynomial.Tower /-! # Properties of integral elem...
RingTheory\IntegralClosure\IsIntegral\Defs.lean
/- Copyright (c) 2019 Kenny Lau. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kenny Lau -/ import Mathlib.Algebra.Polynomial.Eval /-! # Integral closure of a subring. If A is an R-algebra then `a : A` is integral over R if it is a root of a monic polynomial with co...
RingTheory\IntegralClosure\IsIntegralClosure\Basic.lean
/- Copyright (c) 2019 Kenny Lau. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kenny Lau -/ import Mathlib.RingTheory.IntegralClosure.IsIntegralClosure.Defs import Mathlib.RingTheory.IntegralClosure.Algebra.Basic import Mathlib.RingTheory.FiniteType import Mathlib.Rin...
RingTheory\IntegralClosure\IsIntegralClosure\Defs.lean
/- Copyright (c) 2019 Kenny Lau. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kenny Lau -/ import Mathlib.RingTheory.IntegralClosure.IsIntegral.Defs /-! # Integral closure as a characteristic predicate ## Main definitions Let `R` be a `CommRing` and let `A` be an ...
RingTheory\Kaehler\Basic.lean
/- Copyright (c) 2020 Nicolò Cavalleri. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Nicolò Cavalleri, Andrew Yang -/ import Mathlib.RingTheory.Derivation.ToSquareZero import Mathlib.RingTheory.Ideal.Cotangent import Mathlib.RingTheory.IsTensorProduct import Mathlib....
RingTheory\Kaehler\CotangentComplex.lean
/- Copyright (c) 2024 Andrew Yang. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Andrew Yang -/ import Mathlib.RingTheory.Kaehler.Polynomial import Mathlib.RingTheory.Generators /-! # Naive cotangent complex associated to a presentation. Given a presentation `0 → I...
RingTheory\Kaehler\Polynomial.lean
/- Copyright (c) 2024 Andrew Yang. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Andrew Yang -/ import Mathlib.RingTheory.Kaehler.Basic import Mathlib.Algebra.MvPolynomial.PDeriv import Mathlib.Algebra.Polynomial.Derivation /-! # The Kaehler differential module of po...
RingTheory\Localization\Algebra.lean
/- Copyright (c) 2024 Christian Merten. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Christian Merten -/ import Mathlib.Algebra.Module.LocalizedModule import Mathlib.RingTheory.Ideal.Maps import Mathlib.RingTheory.Localization.Basic import Mathlib.RingTheory.Localiza...
RingTheory\Localization\AsSubring.lean
/- Copyright (c) 2022 Adam Topaz. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Adam Topaz, Junyan Xu -/ import Mathlib.RingTheory.Localization.LocalizationLocalization /-! # Localizations of domains as subalgebras of the fraction field. Given a domain `A` with fra...
RingTheory\Localization\AtPrime.lean
/- Copyright (c) 2018 Kenny Lau. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kenny Lau, Mario Carneiro, Johan Commelin, Amelia Livingston, Anne Baanen -/ import Mathlib.RingTheory.Localization.Ideal import Mathlib.RingTheory.LocalRing.MaximalIdeal.Basic import Mathl...
RingTheory\Localization\BaseChange.lean
/- Copyright (c) 2022 Jujian Zhang. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Andrew Yang, Jujian Zhang -/ import Mathlib.RingTheory.IsTensorProduct import Mathlib.RingTheory.Localization.Module /-! # Localized Module Given a commutative semiring `R`, a multipli...
RingTheory\Localization\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, Mario Carneiro, Johan Commelin, Amelia Livingston, Anne Baanen -/ import Mathlib.Algebra.Algebra.Tower import Mathlib.Algebra.GroupWithZero.NonZeroDivisors import Mathlib.GroupTh...
RingTheory\Localization\Cardinality.lean
/- Copyright (c) 2022 Eric Rodriguez. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Eric Rodriguez -/ import Mathlib.SetTheory.Cardinal.Ordinal import Mathlib.RingTheory.Artinian /-! # Cardinality of localizations In this file, we establish the cardinality of locali...
RingTheory\Localization\Finiteness.lean
/- Copyright (c) 2024 Christian Merten. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Christian Merten -/ import Mathlib.Algebra.Module.LocalizedModuleIntegers import Mathlib.RingTheory.Localization.Algebra import Mathlib.RingTheory.LocalProperties /-! # Finiteness ...
RingTheory\Localization\FractionRing.lean
/- Copyright (c) 2018 Kenny Lau. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kenny Lau, Mario Carneiro, Johan Commelin, Amelia Livingston, Anne Baanen -/ import Mathlib.Algebra.Algebra.Tower import Mathlib.RingTheory.Localization.Basic import Mathlib.Algebra.Field.E...
RingTheory\Localization\Ideal.lean
/- Copyright (c) 2018 Kenny Lau. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kenny Lau, Mario Carneiro, Johan Commelin, Amelia Livingston, Anne Baanen -/ import Mathlib.RingTheory.Ideal.QuotientOperations import Mathlib.RingTheory.Localization.Basic /-! # Ideals in...
RingTheory\Localization\Integer.lean
/- Copyright (c) 2018 Kenny Lau. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kenny Lau, Mario Carneiro, Johan Commelin, Amelia Livingston, Anne Baanen -/ import Mathlib.RingTheory.Localization.Basic /-! # Integer elements of a localization ## Main definitions * ...
RingTheory\Localization\Integral.lean
/- Copyright (c) 2018 Kenny Lau. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kenny Lau, Mario Carneiro, Johan Commelin, Amelia Livingston, Anne Baanen -/ import Mathlib.Algebra.GroupWithZero.NonZeroDivisors import Mathlib.Algebra.Polynomial.Lifts import Mathlib.Grou...
RingTheory\Localization\InvSubmonoid.lean
/- Copyright (c) 2018 Kenny Lau. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kenny Lau, Mario Carneiro, Johan Commelin, Amelia Livingston, Anne Baanen -/ import Mathlib.GroupTheory.Submonoid.Inverses import Mathlib.RingTheory.FiniteType import Mathlib.RingTheory.Loc...
RingTheory\Localization\LocalizationLocalization.lean
/- Copyright (c) 2018 Kenny Lau. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kenny Lau, Mario Carneiro, Johan Commelin, Amelia Livingston, Anne Baanen -/ import Mathlib.RingTheory.Localization.AtPrime import Mathlib.RingTheory.Localization.Basic import Mathlib.RingT...
RingTheory\Localization\Module.lean
/- Copyright (c) 2022 Anne Baanen. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Junyan Xu, Anne Baanen -/ import Mathlib.LinearAlgebra.Basis import Mathlib.Algebra.Module.LocalizedModule import Mathlib.RingTheory.Localization.FractionRing import Mathlib.RingTheory.Lo...
RingTheory\Localization\NormTrace.lean
/- Copyright (c) 2023 Anne Baanen. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Anne Baanen -/ import Mathlib.RingTheory.Localization.Module import Mathlib.RingTheory.Norm.Basic import Mathlib.RingTheory.Discriminant /-! # Field/algebra norm / trace and localizatio...
RingTheory\Localization\NumDen.lean
/- Copyright (c) 2018 Kenny Lau. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kenny Lau, Mario Carneiro, Johan Commelin, Amelia Livingston, Anne Baanen -/ import Mathlib.RingTheory.Localization.FractionRing import Mathlib.RingTheory.Localization.Integer import Mathli...
RingTheory\Localization\Submodule.lean
/- Copyright (c) 2018 Kenny Lau. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kenny Lau, Mario Carneiro, Johan Commelin, Amelia Livingston, Anne Baanen -/ import Mathlib.RingTheory.Localization.FractionRing import Mathlib.RingTheory.Localization.Ideal import Mathlib....
RingTheory\Localization\Away\AdjoinRoot.lean
/- Copyright (c) 2018 Kenny Lau. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kenny Lau, Mario Carneiro, Johan Commelin, Amelia Livingston, Anne Baanen -/ import Mathlib.RingTheory.AdjoinRoot import Mathlib.RingTheory.Localization.Away.Basic /-! The `R`-`AlgEquiv` b...
RingTheory\Localization\Away\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, Mario Carneiro, Johan Commelin, Amelia Livingston, Anne Baanen -/ import Mathlib.RingTheory.UniqueFactorizationDomain import Mathlib.RingTheory.Localization.Basic /-! # Localiza...
RingTheory\LocalRing\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, Chris Hughes, Mario Carneiro -/ import Mathlib.RingTheory.LocalRing.Defs import Mathlib.RingTheory.Ideal.Basic /-! # Local rings We prove basic properties of local rings. -/ ...
RingTheory\LocalRing\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, Chris Hughes, Mario Carneiro -/ import Mathlib.Algebra.Group.Units import Mathlib.Algebra.Ring.Defs /-! # Local rings Define local rings as commutative rings having a unique m...
RingTheory\LocalRing\Module.lean
/- Copyright (c) 2024 Andrew Yang. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Andrew Yang -/ import Mathlib.RingTheory.FiniteType import Mathlib.RingTheory.Nakayama import Mathlib.Algebra.Module.FinitePresentation import Mathlib.LinearAlgebra.FiniteDimensional impo...
RingTheory\LocalRing\MaximalIdeal\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, Chris Hughes, Mario Carneiro -/ import Mathlib.RingTheory.LocalRing.MaximalIdeal.Defs import Mathlib.RingTheory.JacobsonIdeal /-! # Maximal ideal of local rings We prove basic...
RingTheory\LocalRing\MaximalIdeal\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, Chris Hughes, Mario Carneiro -/ import Mathlib.RingTheory.LocalRing.Basic /-! # Maximal ideal of local rings We define the maximal ideal of a local ring as the ideal of all no...
RingTheory\LocalRing\ResidueField\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, Chris Hughes, Mario Carneiro -/ import Mathlib.RingTheory.LocalRing.ResidueField.Defs import Mathlib.RingTheory.LocalRing.RingHom.Basic import Mathlib.RingTheory.LocalRing.Maxima...
RingTheory\LocalRing\ResidueField\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, Chris Hughes, Mario Carneiro -/ import Mathlib.RingTheory.LocalRing.MaximalIdeal.Basic import Mathlib.RingTheory.Ideal.Quotient /-! # Residue Field of local rings ## Main defi...
RingTheory\LocalRing\RingHom\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, Chris Hughes, Mario Carneiro -/ import Mathlib.RingTheory.LocalRing.RingHom.Defs import Mathlib.RingTheory.LocalRing.MaximalIdeal.Defs import Mathlib.RingTheory.Ideal.Maps import...
RingTheory\LocalRing\RingHom\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, Chris Hughes, Mario Carneiro -/ import Mathlib.Algebra.Group.Units import Mathlib.Algebra.Ring.Hom.Defs /-! # Local rings homomorphisms We Define local ring homomorhpisms. ##...
RingTheory\MvPolynomial\Basic.lean
/- Copyright (c) 2019 Johannes Hölzl. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Johannes Hölzl -/ import Mathlib.Algebra.CharP.Defs import Mathlib.Algebra.MvPolynomial.Degrees import Mathlib.Algebra.Polynomial.AlgebraMap import Mathlib.LinearAlgebra.FinsuppVectorS...
RingTheory\MvPolynomial\Homogeneous.lean
/- Copyright (c) 2020 Johan Commelin. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Johan Commelin, Eric Wieser -/ import Mathlib.Algebra.DirectSum.Internal import Mathlib.Algebra.GradedMonoid import Mathlib.Algebra.MvPolynomial.CommRing import Mathlib.Algebra.MvPolyn...
RingTheory\MvPolynomial\Ideal.lean
/- Copyright (c) 2023 Eric Wieser. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Eric Wieser -/ import Mathlib.Algebra.MonoidAlgebra.Ideal import Mathlib.Algebra.MvPolynomial.Division /-! # Lemmas about ideals of `MvPolynomial` Notably this contains results about mo...
RingTheory\MvPolynomial\Localization.lean
/- Copyright (c) 2024 Christian Merten. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Christian Merten -/ import Mathlib.Algebra.MvPolynomial.CommRing import Mathlib.RingTheory.Ideal.QuotientOperations import Mathlib.RingTheory.Localization.Away.Basic import Mathlib.R...
RingTheory\MvPolynomial\NewtonIdentities.lean
/- Copyright (c) 2023 Michael Lee. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Michael Lee -/ import Mathlib.Algebra.Algebra.Subalgebra.Basic import Mathlib.Algebra.MvPolynomial.CommRing import Mathlib.Algebra.MvPolynomial.Rename import Mathlib.Data.Finset.Card impo...
RingTheory\MvPolynomial\Symmetric.lean
/- Copyright (c) 2020 Hanting Zhang. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Hanting Zhang, Johan Commelin -/ import Mathlib.Algebra.Algebra.Subalgebra.Basic import Mathlib.Algebra.MvPolynomial.CommRing import Mathlib.Combinatorics.Enumerative.Partition /-! # S...
RingTheory\MvPolynomial\Tower.lean
/- Copyright (c) 2022 Yuyang Zhao. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Yuyang Zhao -/ import Mathlib.Algebra.Algebra.Tower import Mathlib.Algebra.MvPolynomial.Basic /-! # Algebra towers for multivariate polynomial This file proves some basic results about ...
RingTheory\MvPolynomial\WeightedHomogeneous.lean
/- Copyright (c) 2022 María Inés de Frutos-Fernández. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Antoine Chambert-Loir, María Inés de Frutos-Fernández -/ import Mathlib.Algebra.DirectSum.Decomposition import Mathlib.Algebra.GradedMonoid import Mathlib.Algebra.MvPol...
RingTheory\MvPowerSeries\Basic.lean
/- Copyright (c) 2019 Johan Commelin. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Johan Commelin, Kenny Lau -/ import Mathlib.Algebra.MvPolynomial.Basic import Mathlib.Algebra.Order.Antidiag.Finsupp import Mathlib.Data.Finsupp.Antidiagonal import Mathlib.Data.Finsu...
RingTheory\MvPowerSeries\Inverse.lean
/- Copyright (c) 2019 Johan Commelin. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Johan Commelin, Kenny Lau -/ import Mathlib.Algebra.Group.Units import Mathlib.RingTheory.MvPowerSeries.Basic import Mathlib.RingTheory.MvPowerSeries.NoZeroDivisors import Mathlib.Rin...
RingTheory\MvPowerSeries\NoZeroDivisors.lean
/- Copyright (c) 2024 Antoine Chambert-Loir. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Antoine Chambert-Loir -/ import Mathlib.RingTheory.MvPowerSeries.Basic import Mathlib.Data.Finsupp.WellFounded /-! # ZeroDivisors in a MvPowerSeries ring - `mem_nonZeroDiviso...
RingTheory\MvPowerSeries\Trunc.lean
/- Copyright (c) 2019 Johan Commelin. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Johan Commelin, Kenny Lau -/ import Mathlib.RingTheory.MvPowerSeries.Basic import Mathlib.Data.Finsupp.Interval /-! # Formal (multivariate) power series - Truncation `MvPowerSeries...
RingTheory\Nilpotent\Basic.lean
/- Copyright (c) 2021 Oliver Nash. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Oliver Nash -/ import Mathlib.Algebra.Associated.Basic import Mathlib.Algebra.GeomSum import Mathlib.Algebra.GroupWithZero.NonZeroDivisors import Mathlib.Algebra.Module.Defs import Mathli...
RingTheory\Nilpotent\Defs.lean
/- Copyright (c) 2021 Oliver Nash. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Oliver Nash -/ import Mathlib.Algebra.GroupWithZero.Hom import Mathlib.Algebra.GroupWithZero.Units.Basic import Mathlib.Algebra.Ring.Defs import Mathlib.Data.Nat.Lattice /-! # Definition...
RingTheory\Nilpotent\Lemmas.lean
/- Copyright (c) 2021 Oliver Nash. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Oliver Nash -/ import Mathlib.LinearAlgebra.Matrix.ToLin import Mathlib.LinearAlgebra.Quotient import Mathlib.RingTheory.Ideal.Maps import Mathlib.RingTheory.Nilpotent.Defs /-! # Nilpote...
RingTheory\NonUnitalSubring\Basic.lean
/- Copyright (c) 2023 Jireh Loreaux. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jireh Loreaux -/ import Mathlib.Algebra.Group.Subgroup.Basic import Mathlib.GroupTheory.Subsemigroup.Center import Mathlib.RingTheory.NonUnitalSubsemiring.Basic /-! # `NonUnitalSubring...
RingTheory\NonUnitalSubsemiring\Basic.lean
/- Copyright (c) 2022 Jireh Loreaux. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jireh Loreaux -/ import Mathlib.Algebra.Group.Submonoid.Membership import Mathlib.Algebra.Group.Subsemigroup.Membership import Mathlib.Algebra.GroupWithZero.Center import Mathlib.Algebr...
RingTheory\Norm\Basic.lean
/- Copyright (c) 2021 Anne Baanen. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Anne Baanen -/ import Mathlib.RingTheory.Norm.Defs import Mathlib.FieldTheory.PrimitiveElement import Mathlib.LinearAlgebra.Matrix.Charpoly.Minpoly import Mathlib.LinearAlgebra.Matrix.ToL...
RingTheory\Norm\Defs.lean
/- Copyright (c) 2021 Anne Baanen. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Anne Baanen -/ import Mathlib.LinearAlgebra.Determinant /-! # Norm for (finite) ring extensions Suppose we have an `R`-algebra `S` with a finite basis. For each `s : S`, the determinant...
RingTheory\OreLocalization\Basic.lean
/- Copyright (c) 2022 Jakob von Raumer. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jakob von Raumer, Kevin Klinge, Andrew Yang -/ import Mathlib.Algebra.Group.Submonoid.DistribMulAction import Mathlib.RingTheory.OreLocalization.OreSet /-! # Localization over left...
RingTheory\OreLocalization\OreSet.lean
/- Copyright (c) 2022 Jakob von Raumer. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jakob von Raumer, Kevin Klinge -/ import Mathlib.Algebra.Group.Submonoid.Basic import Mathlib.Algebra.GroupWithZero.Basic import Mathlib.Algebra.Ring.Regular /-! # (Left) Ore sets ...
RingTheory\OreLocalization\Ring.lean
/- Copyright (c) 2022 Jakob von Raumer. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jakob von Raumer, Kevin Klinge, Andrew Yang -/ import Mathlib.Algebra.GroupWithZero.NonZeroDivisors import Mathlib.Algebra.Algebra.Defs import Mathlib.Algebra.Field.Defs import Math...
RingTheory\Polynomial\Basic.lean
/- Copyright (c) 2019 Kenny Lau. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kenny Lau -/ import Mathlib.Algebra.CharP.ExpChar import Mathlib.Algebra.MvPolynomial.CommRing import Mathlib.Algebra.MvPolynomial.Equiv import Mathlib.RingTheory.Polynomial.Content /-! # ...
RingTheory\Polynomial\Bernstein.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.MvPolynomial.PDeriv import Mathlib.Algebra.Polynomial.AlgebraMap import Mathlib.Algebra.Polynomial.Derivative import Mathlib.Data.Nat.Choose.Su...
RingTheory\Polynomial\Chebyshev.lean
/- Copyright (c) 2020 Johan Commelin. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Johan Commelin, Julian Kuelshammer, Heather Macbeth, Mitchell Lee -/ import Mathlib.Algebra.Polynomial.Derivative import Mathlib.Tactic.LinearCombination /-! # Chebyshev polynomials ...
RingTheory\Polynomial\Content.lean
/- Copyright (c) 2020 Aaron Anderson. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Aaron Anderson -/ import Mathlib.Algebra.GCDMonoid.Finset import Mathlib.Algebra.Polynomial.CancelLeads import Mathlib.Algebra.Polynomial.EraseLead import Mathlib.Algebra.Polynomial.Fi...
RingTheory\Polynomial\Dickson.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.CharP.Invertible import Mathlib.Data.ZMod.Basic import Mathlib.RingTheory.Localization.FractionRing import Mathlib.RingTheory.Polynomia...
RingTheory\Polynomial\GaussLemma.lean
/- Copyright (c) 2020 Aaron Anderson. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Aaron Anderson -/ import Mathlib.FieldTheory.SplittingField.Construction import Mathlib.RingTheory.Int.Basic import Mathlib.RingTheory.Localization.Integral import Mathlib.RingTheory.I...
RingTheory\Polynomial\IntegralNormalization.lean
/- Copyright (c) 2018 Chris Hughes. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Chris Hughes, Johannes Hölzl, Scott Morrison, Jens Wagemaker -/ import Mathlib.Algebra.Polynomial.AlgebraMap import Mathlib.Algebra.Polynomial.Degree.Lemmas import Mathlib.Algebra.Polyno...
RingTheory\Polynomial\IrreducibleRing.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.Algebra.Polynomial.RingDivision import Mathlib.RingTheory.Polynomial.Nilpotent /-! # Polynomials over an irreducible ring This file contains results about the polyn...
RingTheory\Polynomial\Nilpotent.lean
/- Copyright (c) 2023 Oliver Nash. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Emilie Uthaiwat, Oliver Nash -/ import Mathlib.Algebra.Polynomial.AlgebraMap import Mathlib.Algebra.Polynomial.Div import Mathlib.Algebra.Polynomial.Identities import Mathlib.RingTheory.I...
RingTheory\Polynomial\Opposites.lean
/- Copyright (c) 2022 Damiano Testa. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Damiano Testa -/ import Mathlib.Algebra.Polynomial.Degree.Definitions /-! # Interactions between `R[X]` and `Rᵐᵒᵖ[X]` This file contains the basic API for "pushing through" the isom...
RingTheory\Polynomial\Pochhammer.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.Polynomial.Degree.Definitions import Mathlib.Algebra.Polynomial.Eval import Mathlib.Algebra.Polynomial.Monic import Mathlib.Algebra.Polynomial....
RingTheory\Polynomial\Quotient.lean
/- Copyright (c) 2019 Kenny Lau. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kenny Lau, David Kurniadi Angdinata, Devon Tuma, Riccardo Brasca -/ import Mathlib.Algebra.Polynomial.Div import Mathlib.RingTheory.Polynomial.Basic import Mathlib.RingTheory.Ideal.Quotient...
RingTheory\Polynomial\RationalRoot.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.RingTheory.IntegralClosure.IntegrallyClosed import Mathlib.RingTheory.Localization.NumDen import Mathlib.RingTheory.Polynomial.ScaleRoots /-! # Rational roo...
RingTheory\Polynomial\ScaleRoots.lean
/- Copyright (c) 2020 Anne Baanen. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Anne Baanen, Devon Tuma -/ import Mathlib.Algebra.GroupWithZero.NonZeroDivisors import Mathlib.Algebra.Polynomial.AlgebraMap import Mathlib.RingTheory.Coprime.Basic import Mathlib.Tactic....
RingTheory\Polynomial\Selmer.lean
/- Copyright (c) 2022 Thomas Browning. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Thomas Browning -/ import Mathlib.Analysis.Complex.Polynomial.UnitTrinomial import Mathlib.RingTheory.Polynomial.GaussLemma import Mathlib.Tactic.LinearCombination /-! # Irreducibili...
RingTheory\Polynomial\SeparableDegree.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.Algebra.Defs import Mathlib.Algebra.CharP.ExpChar import Mathlib.FieldTheory.Separable /-! # Separable degree This file contains basics ab...
RingTheory\Polynomial\Tower.lean
/- Copyright (c) 2020 Kenny Lau. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kenny Lau, Yuyang Zhao -/ import Mathlib.Algebra.Algebra.Tower import Mathlib.Algebra.Polynomial.AlgebraMap /-! # Algebra towers for polynomial This file proves some basic results about t...
RingTheory\Polynomial\Vieta.lean
/- Copyright (c) 2020 Hanting Zhang. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Hanting Zhang -/ import Mathlib.Algebra.Polynomial.Splits import Mathlib.RingTheory.MvPolynomial.Symmetric /-! # Vieta's Formula The main result is `Multiset.prod_X_add_C_eq_sum_esymm...
RingTheory\Polynomial\Wronskian.lean
/- Copyright (c) 2024 Jineon Back and Seewoo Lee. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jineon Baek, Seewoo Lee -/ import Mathlib.Algebra.Polynomial.AlgebraMap import Mathlib.Algebra.Polynomial.Derivative import Mathlib.LinearAlgebra.SesquilinearForm /-! # Wr...
RingTheory\Polynomial\Cyclotomic\Basic.lean
/- Copyright (c) 2020 Riccardo Brasca. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Riccardo Brasca -/ import Mathlib.Algebra.NeZero import Mathlib.Algebra.Polynomial.BigOperators import Mathlib.Algebra.Polynomial.Lifts import Mathlib.Algebra.Polynomial.Splits import...
RingTheory\Polynomial\Cyclotomic\Eval.lean
/- Copyright (c) 2021 Eric Rodriguez. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Eric Rodriguez -/ import Mathlib.RingTheory.Polynomial.Cyclotomic.Roots import Mathlib.Tactic.ByContra import Mathlib.Topology.Algebra.Polynomial import Mathlib.NumberTheory.Padics.Pad...
RingTheory\Polynomial\Cyclotomic\Expand.lean
/- Copyright (c) 2020 Riccardo Brasca. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Riccardo Brasca -/ import Mathlib.RingTheory.Polynomial.Cyclotomic.Roots import Mathlib.Data.ZMod.Algebra /-! # Cyclotomic polynomials and `expand`. We gather results relating cyclo...
RingTheory\Polynomial\Cyclotomic\Roots.lean
/- Copyright (c) 2020 Riccardo Brasca. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Riccardo Brasca -/ import Mathlib.RingTheory.Polynomial.Cyclotomic.Basic import Mathlib.RingTheory.RootsOfUnity.Minpoly /-! # Roots of cyclotomic polynomials. We gather results abou...