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Algebra\DirectSum\Algebra.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.Algebra.Defs import Mathlib.Algebra.DirectSum.Module import Mathlib.Algebra.DirectSum.Ring /-! # Additively-graded algebra structures on `⨁ i, A i` ...
Algebra\DirectSum\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.Group.Submonoid.Operations import Mathlib.Data.DFinsupp.Basic /-! # Direct sum This file defines the direct sum of abelian groups, indexed by a discret...
Algebra\DirectSum\Decomposition.lean
/- Copyright (c) 2022 Eric Wieser. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Eric Wieser, Jujian Zhang -/ import Mathlib.Algebra.DirectSum.Module import Mathlib.Algebra.Module.Submodule.Basic /-! # Decompositions of additive monoids, groups, and modules into dire...
Algebra\DirectSum\Finsupp.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.DirectSum.Module import Mathlib.Data.Finsupp.ToDFinsupp /-! # Results on direct sums and finitely supported functions. 1. The linear equivale...
Algebra\DirectSum\Internal.lean
/- Copyright (c) 2021 Eric Wieser. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Eric Wieser, Kevin Buzzard, Jujian Zhang, Fangming Li -/ import Mathlib.Algebra.Algebra.Operations import Mathlib.Algebra.Algebra.Subalgebra.Basic import Mathlib.Algebra.DirectSum.Algebra...
Algebra\DirectSum\LinearMap.lean
/- Copyright (c) 2023 Oliver Nash. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Oliver Nash -/ import Mathlib.LinearAlgebra.FreeModule.Finite.Basic import Mathlib.LinearAlgebra.FreeModule.PID import Mathlib.LinearAlgebra.Eigenspace.Basic import Mathlib.LinearAlgebra....
Algebra\DirectSum\Module.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.DirectSum.Basic import Mathlib.LinearAlgebra.DFinsupp import Mathlib.LinearAlgebra.Basis /-! # Direct sum of modules The first part of the file provide...
Algebra\DirectSum\Ring.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.GradedMonoid import Mathlib.Algebra.DirectSum.Basic /-! # Additively-graded multiplicative structures on `⨁ i, A i` This module provides a set of h...
Algebra\Divisibility\Basic.lean
/- Copyright (c) 2014 Jeremy Avigad. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jeremy Avigad, Leonardo de Moura, Floris van Doorn, Amelia Livingston, Yury Kudryashov, Neil Strickland, Aaron Anderson -/ import Mathlib.Algebra.Group.Basic import Mathlib.Algebra.Grou...
Algebra\Divisibility\Prod.lean
/- Copyright (c) 2023 Johan Commelin. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Johan Commelin -/ import Mathlib.Algebra.Divisibility.Basic import Mathlib.Algebra.Group.Prod import Mathlib.Tactic.Common /-! # Lemmas about the divisibility relation in product (sem...
Algebra\Divisibility\Units.lean
/- Copyright (c) 2014 Jeremy Avigad. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jeremy Avigad, Leonardo de Moura, Floris van Doorn, Amelia Livingston, Yury Kudryashov, Neil Strickland, Aaron Anderson -/ import Mathlib.Algebra.Divisibility.Basic import Mathlib.Algeb...
Algebra\EuclideanDomain\Basic.lean
/- Copyright (c) 2018 Louis Carlin. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Louis Carlin, Mario Carneiro -/ import Mathlib.Algebra.EuclideanDomain.Defs import Mathlib.Algebra.Ring.Divisibility.Basic import Mathlib.Algebra.Ring.Regular import Mathlib.Algebra.Grou...
Algebra\EuclideanDomain\Defs.lean
/- Copyright (c) 2018 Louis Carlin. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Louis Carlin, Mario Carneiro -/ import Mathlib.Algebra.Divisibility.Basic import Mathlib.Algebra.Group.Basic import Mathlib.Algebra.Ring.Defs /-! # Euclidean domains This file introduc...
Algebra\EuclideanDomain\Field.lean
/- Copyright (c) 2018 Louis Carlin. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Louis Carlin, Mario Carneiro -/ import Mathlib.Algebra.EuclideanDomain.Defs import Mathlib.Algebra.Field.Defs import Mathlib.Algebra.GroupWithZero.Units.Basic /-! # Instances for Euclid...
Algebra\EuclideanDomain\Int.lean
/- Copyright (c) 2018 Louis Carlin. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Louis Carlin, Mario Carneiro -/ import Mathlib.Algebra.EuclideanDomain.Defs import Mathlib.Algebra.Order.Group.Int import Mathlib.Algebra.Ring.Int /-! # Instances for Euclidean domains ...
Algebra\Field\Basic.lean
/- Copyright (c) 2014 Robert Lewis. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Robert Lewis, Leonardo de Moura, Johannes Hölzl, Mario Carneiro -/ import Mathlib.Algebra.Field.Defs import Mathlib.Algebra.GroupWithZero.Units.Lemmas import Mathlib.Algebra.Ring.Commute...
Algebra\Field\Defs.lean
/- Copyright (c) 2014 Robert Lewis. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Robert Lewis, Leonardo de Moura, Johannes Hölzl, Mario Carneiro, Yaël Dillies -/ import Mathlib.Algebra.Ring.Defs import Mathlib.Data.Rat.Init /-! # Division (semi)rings and (semi)field...
Algebra\Field\Equiv.lean
/- Copyright (c) 2023 Junyan Xu. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Junyan Xu -/ import Mathlib.Algebra.Field.IsField import Mathlib.Algebra.GroupWithZero.Hom /-! # If a semiring is a field, any isomorphic semiring is also a field. This is in a separate f...
Algebra\Field\IsField.lean
/- Copyright (c) 2014 Robert Lewis. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Robert Lewis, Leonardo de Moura, Johannes Hölzl, Mario Carneiro -/ import Mathlib.Algebra.Field.Defs import Mathlib.Tactic.Common /-! # `IsField` predicate Predicate on a (semi)ring th...
Algebra\Field\MinimalAxioms.lean
/- Copyright (c) 2023 Chris Hughes. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Chris Hughes -/ import Mathlib.Algebra.Field.Defs import Mathlib.Algebra.Ring.MinimalAxioms /-! # Minimal Axioms for a Field This file defines constructors to define a `Field` structu...
Algebra\Field\Opposite.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.Field.Defs import Mathlib.Algebra.Ring.Opposite import Mathlib.Data.Int.Cast.Lemmas /-! # Field structure on the multiplicative/additive opposite -/ va...
Algebra\Field\Power.lean
/- Copyright (c) 2014 Robert Lewis. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Robert Lewis, Leonardo de Moura, Johannes Hölzl, Mario Carneiro -/ import Mathlib.Algebra.Field.Defs import Mathlib.Algebra.Ring.Int /-! # Results about powers in fields or division rin...
Algebra\Field\Rat.lean
/- Copyright (c) 2019 Johannes Hölzl. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Johannes Hölzl, Mario Carneiro -/ import Mathlib.Algebra.Field.Defs import Mathlib.Data.NNRat.Defs /-! # The rational numbers form a field This file contains the field instance on th...
Algebra\Field\Subfield.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.Ring.Subring.Basic import Mathlib.Algebra.Algebra.Defs import Mathlib.Data.Rat.Cast.Defs /-! # Subfields Let `K` be a division ring, for example a ...
Algebra\Field\ULift.lean
/- Copyright (c) 2023 Yaël Dillies. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Yaël Dillies -/ import Mathlib.Algebra.Field.Defs import Mathlib.Algebra.GroupWithZero.ULift import Mathlib.Algebra.Ring.ULift /-! # Field instances for `ULift` This file defines insta...
Algebra\FreeMonoid\Basic.lean
/- Copyright (c) 2019 Simon Hudon. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Simon Hudon, Yury Kudryashov -/ import Mathlib.Algebra.BigOperators.Group.List import Mathlib.Algebra.Group.Action.Defs import Mathlib.Algebra.Group.Units /-! # Free monoid over a given ...
Algebra\FreeMonoid\Count.lean
/- Copyright (c) 2022 Yury Kudryashov. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Yury Kudryashov -/ import Mathlib.Algebra.FreeMonoid.Basic /-! # `List.count` as a bundled homomorphism In this file we define `FreeMonoid.countP`, `FreeMonoid.count`, `FreeAddMonoi...
Algebra\GCDMonoid\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 -/ import Mathlib.Algebra.Associated.Basic import Mathlib.Algebra.Ring.Regular /-! # Monoids with normalization functions, `gcd`, and `lcm` This file d...
Algebra\GCDMonoid\Finset.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.Data.Finset.Fold import Mathlib.Algebra.GCDMonoid.Multiset /-! # GCD and LCM operations on finsets ## Main definitions - `Finset.gcd` - the greatest...
Algebra\GCDMonoid\IntegrallyClosed.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.Algebra.GCDMonoid.Basic import Mathlib.RingTheory.IntegralClosure.IntegrallyClosed import Mathlib.RingTheory.Polynomial.Eisenstein.Basic /-! # GCD domains ...
Algebra\GCDMonoid\Multiset.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.Basic import Mathlib.Data.Multiset.FinsetOps import Mathlib.Data.Multiset.Fold /-! # GCD and LCM operations on multisets ## Main de...
Algebra\GCDMonoid\Nat.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.GCDMonoid.Basic import Mathlib.Algebra.Order.Ring.Int import Mathlib.Data.Int.GCD /-! # ℕ and ℤ are normalized...
Algebra\Group\AddChar.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.Logic.Equiv.TransferInstance /-! # Characters from additive to multiplicative monoids Let `A` be an additive monoid, and `M` a multiplicative one. An *...
Algebra\Group\Aut.lean
/- Copyright (c) 2018 Johannes Hölzl. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Johannes Hölzl, Callum Sutton, Yury Kudryashov -/ import Mathlib.Algebra.GroupWithZero.Action.Defs import Mathlib.GroupTheory.Perm.Basic /-! # Multiplicative and additive group automo...
Algebra\Group\Basic.lean
/- Copyright (c) 2014 Jeremy Avigad. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jeremy Avigad, Leonardo de Moura, Simon Hudon, Mario Carneiro -/ import Aesop import Mathlib.Algebra.Group.Defs import Mathlib.Data.Nat.Defs import Mathlib.Data.Int.Defs import Mathlib....
Algebra\Group\Center.lean
/- Copyright (c) 2021 Eric Wieser. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Eric Wieser, Jireh Loreaux -/ import Mathlib.Algebra.Group.Commute.Units import Mathlib.Algebra.Group.Invertible.Basic import Mathlib.Data.Set.Basic import Mathlib.Logic.Basic /-! # Cent...
Algebra\Group\Commutator.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.Algebra.Group.Defs import Mathlib.Data.Bracket /-! # The bracket on a group given by commutator. -/ assert_not_exists MonoidWithZero assert_not_exi...
Algebra\Group\Conj.lean
/- Copyright (c) 2018 Patrick Massot. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Patrick Massot, Chris Hughes, Michael Howes -/ import Mathlib.Algebra.Group.Aut import Mathlib.Algebra.Group.Semiconj.Units /-! # Conjugacy of group elements See also `MulAut.conj` a...
Algebra\Group\ConjFinite.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.Algebra.Group.Conj import Mathlib.Data.Finite.Basic import Mathlib.Data.Fintype.Units /-! # Conjugacy of elements of finite groups -/ -- TODO: After ...
Algebra\Group\Defs.lean
/- Copyright (c) 2014 Jeremy Avigad. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jeremy Avigad, Leonardo de Moura, Simon Hudon, Mario Carneiro -/ import Mathlib.Data.Int.Notation import Mathlib.Algebra.Group.ZeroOne import Mathlib.Tactic.Lemma import Mathlib.Tactic....
Algebra\Group\Embedding.lean
/- Copyright (c) 2021 Damiano Testa. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Damiano Testa -/ import Mathlib.Algebra.Group.Basic import Mathlib.Logic.Embedding.Basic /-! # The embedding of a cancellative semigroup into itself by multiplication by a fixed elemen...
Algebra\Group\Even.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.Group.Opposite import Mathlib.Algebra.Group.TypeTags /-! # Squares and even elements This file defines square and even elements in a monoid. #...
Algebra\Group\Ext.lean
/- Copyright (c) 2021 Bryan Gin-ge Chen. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Bryan Gin-ge Chen, Yury Kudryashov -/ import Mathlib.Algebra.Group.Hom.Defs /-! # Extensionality lemmas for monoid and group structures In this file we prove extensionality lemmas...
Algebra\Group\FiniteSupport.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.Group.Support import Mathlib.Data.Set.Finite /-! # Finiteness of support -/ namespace Function variable {α β γ : Type*} [One γ] @[to_additive (att...
Algebra\Group\Indicator.lean
/- Copyright (c) 2020 Zhouhang Zhou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Zhouhang Zhou -/ import Mathlib.Algebra.Group.Pi.Lemmas import Mathlib.Algebra.Group.Support /-! # Indicator function - `Set.indicator (s : Set α) (f : α → β) (a : α)` is `f a` if `a ...
Algebra\Group\InjSurj.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.Group.Defs import Mathlib.Logic.Function.Basic import Mathlib.Data.Int.Cast.Basic import Mathlib.Tactic.Spread /-! # Lifting algebraic data cl...
Algebra\Group\Int.lean
/- Copyright (c) 2016 Jeremy Avigad. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jeremy Avigad -/ import Mathlib.Algebra.Group.Nat import Mathlib.Data.Int.Sqrt /-! # The integers form a group This file contains the additive group and multiplicative monoid instance...
Algebra\Group\MinimalAxioms.lean
/- Copyright (c) 2023 Chris Hughes. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Chris Hughes -/ import Mathlib.Algebra.Group.Defs /-! # Minimal Axioms for a Group This file defines constructors to define a group structure on a Type, while proving only three equal...
Algebra\Group\Nat.lean
/- Copyright (c) 2014 Floris van Doorn (c) 2016 Microsoft Corporation. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Floris van Doorn, Leonardo de Moura, Jeremy Avigad, Mario Carneiro -/ import Mathlib.Algebra.Group.Even import Mathlib.Algebra.Group.Units /-! # The n...
Algebra\Group\NatPowAssoc.lean
/- Copyright (c) 2023 Scott Carnahan. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Carnahan -/ import Mathlib.Algebra.Group.Action.Prod import Mathlib.Algebra.Ring.Int import Mathlib.Data.Nat.Cast.Basic /-! # Typeclasses for power-associative structures In th...
Algebra\Group\Opposite.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.Group.Commute.Defs import Mathlib.Algebra.Group.Equiv.Basic import Mathlib.Algebra.Group.InjSurj import Mathlib.Algebra.Group.Units import Mathlib.Algebr...
Algebra\Group\PNatPowAssoc.lean
/- Copyright (c) 2023 Scott Carnahan. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Carnahan -/ import Mathlib.Algebra.Group.Action.Prod import Mathlib.Data.PNat.Basic /-! # Typeclasses for power-associative structures In this file we define power-associativi...
Algebra\Group\Prod.lean
/- Copyright (c) 2020 Yury Kudryashov. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Simon Hudon, Patrick Massot, Yury Kudryashov -/ import Mathlib.Algebra.Group.Opposite import Mathlib.Algebra.Group.Units.Hom /-! # Monoid, group etc structures on `M × N` In this fi...
Algebra\Group\Support.lean
/- Copyright (c) 2020 Yury Kudryashov. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Yury Kudryashov -/ import Mathlib.Algebra.Group.Prod import Mathlib.Order.Cover /-! # Support of a function In this file we define `Function.support f = {x | f x ≠ 0}` and prove its...
Algebra\Group\TypeTags.lean
/- Copyright (c) 2018 Mario Carneiro. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Mario Carneiro -/ import Mathlib.Algebra.Group.Hom.Defs import Mathlib.Data.Finite.Defs import Mathlib.Logic.Nontrivial.Basic /-! # Type tags that turn additive structures into multip...
Algebra\Group\ULift.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.Equiv.Basic import Mathlib.Algebra.Group.InjSurj import Mathlib.Logic.Nontrivial.Basic /-! # `ULift` instances for groups and monoids T...
Algebra\Group\UniqueProds.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.Data.DFinsupp.Basic import Mathlib.Data.Finset.Pointwise import Mathlib.LinearAlgebra.Basis.VectorSpace /-! # Unique products and related notions A gro...
Algebra\Group\Units.lean
/- Copyright (c) 2017 Kenny Lau. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kenny Lau, Mario Carneiro, Johannes Hölzl, Chris Hughes, Jens Wagemaker, Jon Eugster -/ import Mathlib.Algebra.Group.Basic import Mathlib.Algebra.Group.Commute.Defs import Mathlib.Logic.Uni...
Algebra\Group\ZeroOne.lean
/- Copyright (c) 2021 Gabriel Ebner. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Gabriel Ebner, Mario Carneiro -/ import Mathlib.Tactic.ToAdditive /-! ## Classes for `Zero` and `One` -/ class Zero.{u} (α : Type u) where zero : α instance (priority := 300) Zero....
Algebra\Group\Action\Basic.lean
/- Copyright (c) 2018 Chris Hughes. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Chris Hughes -/ import Mathlib.Algebra.Group.Action.Units import Mathlib.Algebra.Group.Invertible.Basic import Mathlib.GroupTheory.Perm.Basic /-! # More lemmas about group actions This...
Algebra\Group\Action\Defs.lean
/- Copyright (c) 2018 Chris Hughes. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Chris Hughes, Yury Kudryashov -/ import Mathlib.Algebra.Group.Commute.Defs import Mathlib.Algebra.Group.TypeTags import Mathlib.Algebra.Opposites import Mathlib.Logic.Embedding.Basic /-...
Algebra\Group\Action\Opposite.lean
/- Copyright (c) 2020 Eric Wieser. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Eric Wieser -/ import Mathlib.Algebra.Group.Action.Defs import Mathlib.Algebra.Group.Opposite /-! # Scalar actions on and by `Mᵐᵒᵖ` This file defines the actions on the opposite type `S...
Algebra\Group\Action\Option.lean
/- Copyright (c) 2022 Yaël Dillies. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Yaël Dillies -/ import Mathlib.Algebra.Group.Action.Defs /-! # Option instances for additive and multiplicative actions This file defines instances for additive and multiplicative acti...
Algebra\Group\Action\Pi.lean
/- Copyright (c) 2018 Simon Hudon. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Simon Hudon, Patrick Massot -/ import Mathlib.Algebra.Group.Action.Defs import Mathlib.Data.Set.Function /-! # Pi instances for multiplicative actions This file defines instances for `M...
Algebra\Group\Action\Prod.lean
/- Copyright (c) 2018 Simon Hudon. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Simon Hudon, Patrick Massot, Eric Wieser -/ import Mathlib.Algebra.Group.Action.Defs import Mathlib.Algebra.Group.Prod /-! # Prod instances for additive and multiplicative actions This ...
Algebra\Group\Action\Sigma.lean
/- Copyright (c) 2022 Yaël Dillies. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Yaël Dillies -/ import Mathlib.Algebra.Group.Action.Defs /-! # Sigma instances for additive and multiplicative actions This file defines instances for arbitrary sum of additive and mul...
Algebra\Group\Action\Sum.lean
/- Copyright (c) 2022 Yaël Dillies. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Yaël Dillies -/ import Mathlib.Algebra.Group.Action.Defs /-! # Sum instances for additive and multiplicative actions This file defines instances for additive and multiplicative actions...
Algebra\Group\Action\Units.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.Group.Action.Defs import Mathlib.Algebra.Group.Units /-! # Group actions on and by `Mˣ` This file provides the action of a unit on a type `α`, `SMu...
Algebra\Group\Commute\Basic.lean
/- Copyright (c) 2019 Neil Strickland. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Neil Strickland, Yury Kudryashov -/ import Mathlib.Algebra.Group.Commute.Defs import Mathlib.Algebra.Group.Semiconj.Basic /-! # Additional lemmas about commuting pairs of elements in...
Algebra\Group\Commute\Defs.lean
/- Copyright (c) 2019 Neil Strickland. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Neil Strickland, Yury Kudryashov -/ import Mathlib.Algebra.Group.Semiconj.Defs import Mathlib.Init.Algebra.Classes /-! # Commuting pairs of elements in monoids We define the predica...
Algebra\Group\Commute\Hom.lean
/- Copyright (c) 2018 Patrick Massot. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Patrick Massot, Kevin Buzzard, Scott Morrison, Johan Commelin, Chris Hughes, Johannes Hölzl, Yury Kudryashov -/ import Mathlib.Algebra.Group.Commute.Defs import Mathlib.Algebra.Group...
Algebra\Group\Commute\Units.lean
/- Copyright (c) 2019 Neil Strickland. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Neil Strickland, Yury Kudryashov -/ import Mathlib.Algebra.Group.Commute.Defs import Mathlib.Algebra.Group.Semiconj.Units /-! # Lemmas about commuting pairs of elements involving uni...
Algebra\Group\Equiv\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, Callum Sutton, Yury Kudryashov -/ import Mathlib.Algebra.Group.Hom.Basic import Mathlib.Data.FunLike.Equiv import Mathlib.Logic.Equiv.Basic /-! # Multiplicative and ad...
Algebra\Group\Equiv\TypeTags.lean
/- Copyright (c) 2018 Johannes Hölzl. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Johannes Hölzl, Callum Sutton, Yury Kudryashov -/ import Mathlib.Algebra.Group.Equiv.Basic import Mathlib.Algebra.Group.TypeTags /-! # Additive and multiplicative equivalences associa...
Algebra\Group\Fin\Basic.lean
/- Copyright (c) 2021 Yakov Peckersky. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Yakov Peckersky -/ import Mathlib.Algebra.Group.Basic import Mathlib.Algebra.NeZero import Mathlib.Data.Nat.Cast.Defs import Mathlib.Data.Nat.Defs import Mathlib.Data.Fin.Basic /-! #...
Algebra\Group\Fin\Tuple.lean
/- Copyright (c) 2019 Floris van Doorn. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Floris van Doorn, Yury Kudryashov, Sébastien Gouëzel, Chris Hughes -/ import Mathlib.Algebra.Group.Basic import Mathlib.Algebra.Group.Pi.Basic import Mathlib.Data.Fin.VecNotation /-...
Algebra\Group\Hom\Basic.lean
/- Copyright (c) 2018 Patrick Massot. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Patrick Massot, Kevin Buzzard, Scott Morrison, Johan Commelin, Chris Hughes, Johannes Hölzl, Yury Kudryashov -/ import Mathlib.Algebra.Group.Basic import Mathlib.Algebra.Group.Hom.De...
Algebra\Group\Hom\CompTypeclasses.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.Logic.Function.CompTypeclasses import Mathlib.Algebra.Group.Hom.Defs /-! # Propositional typeclasses on several monoid homs This file...
Algebra\Group\Hom\Defs.lean
/- Copyright (c) 2018 Patrick Massot. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Patrick Massot, Kevin Buzzard, Scott Morrison, Johan Commelin, Chris Hughes, Johannes Hölzl, Yury Kudryashov -/ import Mathlib.Algebra.Group.Pi.Basic import Mathlib.Data.FunLike.Basi...
Algebra\Group\Hom\End.lean
/- Copyright (c) 2018 Patrick Massot. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Patrick Massot, Kevin Buzzard, Scott Morrison, Johan Commelin, Chris Hughes, Johannes Hölzl, Yury Kudryashov -/ import Mathlib.Algebra.Group.Commute.Defs import Mathlib.Algebra.Group...
Algebra\Group\Hom\Instances.lean
/- Copyright (c) 2018 Patrick Massot. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Patrick Massot, Kevin Buzzard, Scott Morrison, Johan Commelin, Chris Hughes, Johannes Hölzl, Yury Kudryashov -/ import Mathlib.Algebra.Group.Hom.Basic /-! # Instances on spaces of m...
Algebra\Group\Invertible\Basic.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.Group.Commute.Units import Mathlib.Algebra.Group.Invertible.Defs import Mathlib.Algebra.Group.Hom.Defs import Mathlib.Logic.Equiv.Defs /-! # Theorems...
Algebra\Group\Invertible\Defs.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.Group.Defs /-! # Invertible elements This file defines a typeclass `Invertible a` for elements `a` with a two-sided multiplicative inverse. The in...
Algebra\Group\Pi\Basic.lean
/- Copyright (c) 2020 Eric Wieser. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Simon Hudon, Patrick Massot, Eric Wieser -/ import Mathlib.Algebra.Group.Defs import Mathlib.Data.Prod.Basic import Mathlib.Data.Sum.Basic import Mathlib.Logic.Unique import Mathlib.Tacti...
Algebra\Group\Pi\Lemmas.lean
/- Copyright (c) 2018 Simon Hudon. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Simon Hudon, Patrick Massot -/ import Mathlib.Algebra.Group.Commute.Defs import Mathlib.Algebra.Group.Hom.Instances import Mathlib.Data.Set.Function import Mathlib.Logic.Pairwise /-! # E...
Algebra\Group\Semiconj\Basic.lean
/- Copyright (c) 2019 Yury Kudryashov. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Yury Kudryashov -/ import Mathlib.Algebra.Group.Semiconj.Defs import Mathlib.Algebra.Group.Basic /-! # Lemmas about semiconjugate elements of a group -/ assert_not_exists MonoidWit...
Algebra\Group\Semiconj\Defs.lean
/- Copyright (c) 2019 Yury Kudryashov. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Yury Kudryashov Some proofs and docs came from `Algebra/Commute` (c) Neil Strickland -/ import Mathlib.Algebra.Group.Defs import Mathlib.Init.Logic import Mathlib.Tactic.Cases /-! #...
Algebra\Group\Semiconj\Units.lean
/- Copyright (c) 2019 Yury Kudryashov. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Yury Kudryashov Some proofs and docs came from `Algebra/Commute` (c) Neil Strickland -/ import Mathlib.Algebra.Group.Semiconj.Defs import Mathlib.Algebra.Group.Units /-! # Semiconju...
Algebra\Group\Subgroup\Actions.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.Group.Submonoid.DistribMulAction import Mathlib.GroupTheory.Subgroup.Center /-! # Actions by `Subgroup`s These are just copies of the definitions a...
Algebra\Group\Subgroup\Basic.lean
/- Copyright (c) 2020 Kexing Ying. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kexing Ying -/ import Mathlib.Algebra.Group.Conj import Mathlib.Algebra.Group.Pi.Lemmas import Mathlib.Algebra.Group.Subsemigroup.Operations import Mathlib.Algebra.Group.Submonoid.Operati...
Algebra\Group\Subgroup\Finite.lean
/- Copyright (c) 2020 Kexing Ying. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Kexing Ying -/ import Mathlib.Algebra.Group.Subgroup.Basic import Mathlib.Algebra.Group.Submonoid.Membership import Mathlib.Data.Finite.Card /-! # Subgroups This file provides some resu...
Algebra\Group\Subgroup\MulOpposite.lean
/- Copyright (c) 2022 Alex Kontorovich. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Alex Kontorovich, Eric Wieser -/ import Mathlib.Algebra.Group.Subgroup.Basic import Mathlib.Algebra.Group.Submonoid.MulOpposite import Mathlib.Logic.Encodable.Basic /-! # Mul-opposi...
Algebra\Group\Subgroup\Order.lean
/- Copyright (c) 2021 Damiano Testa. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Damiano Testa, Ruben Van de Velde -/ import Mathlib.Order.Atoms import Mathlib.Algebra.Group.Subgroup.Basic import Mathlib.Algebra.Order.Group.InjSurj import Mathlib.Algebra.Order.Group...
Algebra\Group\Subgroup\Pointwise.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.Group.Subgroup.MulOpposite import Mathlib.Algebra.Group.Submonoid.Pointwise import Mathlib.GroupTheory.GroupAction.ConjAct /-! # Pointwise instances...
Algebra\Group\Subgroup\ZPowers.lean
/- Copyright (c) 2020 Chris Hughes. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Chris Hughes -/ import Mathlib.Algebra.Group.Subgroup.Basic import Mathlib.Data.Countable.Basic import Mathlib.Data.Set.Image import Mathlib.Data.Set.Subsingleton import Mathlib.Data.Int...
Algebra\Group\Submonoid\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, Kenny Lau, Johan Commelin, Mario Carneiro, Kevin Buzzard, Amelia Livingston, Yury Kudryashov -/ import Mathlib.Algebra.Group.Hom.Defs import Mathlib.Algebra.Group.Subse...
Algebra\Group\Submonoid\DistribMulAction.lean
/- Copyright (c) 2022 Yaël Dillies. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Yaël Dillies -/ import Mathlib.Algebra.Group.Submonoid.Operations import Mathlib.Algebra.GroupWithZero.Action.Defs /-! # Distributive actions by submonoids -/ namespace Submonoid varia...
Algebra\Group\Submonoid\Membership.lean
/- Copyright (c) 2018 Johannes Hölzl. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Johannes Hölzl, Kenny Lau, Johan Commelin, Mario Carneiro, Kevin Buzzard, Amelia Livingston, Yury Kudryashov -/ import Mathlib.Algebra.FreeMonoid.Basic import Mathlib.Algebra.Group.Sub...
Algebra\Group\Submonoid\MulOpposite.lean
/- Copyright (c) 2023 Eric Wieser. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Eric Wieser, Jujian Zhang -/ import Mathlib.Algebra.Group.Opposite import Mathlib.Algebra.Group.Submonoid.Basic /-! # Submonoid of opposite monoids For every monoid `M`, we construct an...
Algebra\Group\Submonoid\Operations.lean
/- Copyright (c) 2018 Johannes Hölzl. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Johannes Hölzl, Kenny Lau, Johan Commelin, Mario Carneiro, Kevin Buzzard, Amelia Livingston, Yury Kudryashov -/ import Mathlib.Algebra.Group.Action.Defs import Mathlib.Algebra.Group.Na...