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Atlas.LieGroups.code.JantzenFiltration

structure JantzenFiltrationData (R : Type u_1) [CommRing R] (V₀ : Type u_3) [AddCommGroup V₀] [Module R V₀] :
Type u_3
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    structure VermaJantzenFiltration (R : Type u_1) [CommRing R] (𝔤 : Type u_2) [LieRing 𝔤] [LieAlgebra R 𝔤] {Δ : TriangularDecomposition R 𝔤} (M : Type u_mod) [AddCommGroup M] [Module R M] [LieRingModule 𝔤 M] [LieModule R 𝔤 M] (wt : Δ.𝔥 →ₗ[R] R) (hVM : IsVermaModule Δ M wt) :
    Type u_mod
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      theorem VermaJantzenFiltration.level_one_ne_top {R : Type u_1} [CommRing R] {𝔤 : Type u_2} [LieRing 𝔤] [LieAlgebra R 𝔤] {Δ : TriangularDecomposition R 𝔤} {M : Type u_3} [AddCommGroup M] [Module R M] [LieRingModule 𝔤 M] [LieModule R 𝔤 M] {wt : Δ.𝔥 →ₗ[R] R} {hVM : IsVermaModule Δ M wt} (filt : VermaJantzenFiltration R 𝔤 M wt hVM) :
      filt.level 1
      theorem VermaJantzenFiltration.level_one_max {R : Type u_1} [CommRing R] {𝔤 : Type u_2} [LieRing 𝔤] [LieAlgebra R 𝔤] {Δ : TriangularDecomposition R 𝔤} {M : Type u_3} [AddCommGroup M] [Module R M] [LieRingModule 𝔤 M] [LieModule R 𝔤 M] {wt : Δ.𝔥 →ₗ[R] R} {hVM : IsVermaModule Δ M wt} (filt : VermaJantzenFiltration R 𝔤 M wt hVM) (N : LieSubmodule R 𝔤 M) (hN : N ) :
      N filt.level 1
      structure RootCorootData {R : Type u_1} [CommRing R] {𝔤 : Type u_2} [LieRing 𝔤] [LieAlgebra R 𝔤] {Δ : TriangularDecomposition R 𝔤} (rd : PositiveRootData Δ) :
      Type (max u_1 u_2)
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        def RootCorootData.ofPositiveRootData {R : Type u_1} [CommRing R] {𝔤 : Type u_2} [LieRing 𝔤] [LieAlgebra R 𝔤] {Δ : TriangularDecomposition R 𝔤} (rd : PositiveRootData Δ) :
        Instances For
          def dotReflectedWeight {R : Type u_1} [CommRing R] {𝔤 : Type u_2} [LieRing 𝔤] [LieAlgebra R 𝔤] {Δ : TriangularDecomposition R 𝔤} {rd : PositiveRootData Δ} (wg : WeylGroupData Δ) (cd : RootCorootData rd) (lam α : Δ.𝔥 →ₗ[R] R) :
          Δ.𝔥 →ₗ[R] R
          Instances For
            structure FormalCharacterData {R : Type u_1} [CommRing R] {𝔤 : Type u_2} [LieRing 𝔤] [LieAlgebra R 𝔤] {Δ : TriangularDecomposition R 𝔤} (M : Type u_mod') [AddCommGroup M] [Module R M] [LieRingModule 𝔤 M] [LieModule R 𝔤 M] (wt : Δ.𝔥 →ₗ[R] R) (hVM : IsVermaModule Δ M wt) :
            Type (max (max (max u_1 u_2) (u_ch' + 1)) u_mod')
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              noncomputable def jantzenSumRoots {R : Type u_1} [CommRing R] {𝔤 : Type u_2} [LieRing 𝔤] [LieAlgebra R 𝔤] {Δ : TriangularDecomposition R 𝔤} {rd : PositiveRootData Δ} (wg : WeylGroupData Δ) (cd : RootCorootData rd) (lam : Δ.𝔥 →ₗ[R] R) :
              Finset (Δ.𝔥 →ₗ[R] R)
              Instances For