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case insert α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g : α → F' s✝ : Set...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
exact (condexp_add (hf i <| Finset.mem_insert_self i s) <| integrable_finset_sum' _ fun j hmem => hf j <| Finset.mem_insert_of_mem hmem).trans ((EventuallyEq.refl _ _).add (heq fun j hmem => hf j <| Finset.mem_insert_of_mem hmem))
theorem condexp_finset_sum {ι : Type*} {s : Finset ι} {f : ι → α → F'} (hf : ∀ i ∈ s, Integrable (f i) μ) : μ[∑ i in s, f i|m] =ᵐ[μ] ∑ i in s, μ[f i|m] := by induction' s using Finset.induction_on with i s his heq hf · rw [Finset.sum_empty, Finset.sum_empty, condexp_zero] · rw [Finset.sum_insert his, Finset.s...
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.293_0.yd50cWAuCo6hlry
theorem condexp_finset_sum {ι : Type*} {s : Finset ι} {f : ι → α → F'} (hf : ∀ i ∈ s, Integrable (f i) μ) : μ[∑ i in s, f i|m] =ᵐ[μ] ∑ i in s, μ[f i|m]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g : α → F' s : Set α c : 𝕜 f :...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
by_cases hm : m ≤ m0
theorem condexp_smul (c : 𝕜) (f : α → F') : μ[c • f|m] =ᵐ[μ] c • μ[f|m] := by
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.303_0.yd50cWAuCo6hlry
theorem condexp_smul (c : 𝕜) (f : α → F') : μ[c • f|m] =ᵐ[μ] c • μ[f|m]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case pos α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g : α → F' s : Set α c...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
swap
theorem condexp_smul (c : 𝕜) (f : α → F') : μ[c • f|m] =ᵐ[μ] c • μ[f|m] := by by_cases hm : m ≤ m0
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.303_0.yd50cWAuCo6hlry
theorem condexp_smul (c : 𝕜) (f : α → F') : μ[c • f|m] =ᵐ[μ] c • μ[f|m]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case neg α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g : α → F' s : Set α c...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
simp_rw [condexp_of_not_le hm]
theorem condexp_smul (c : 𝕜) (f : α → F') : μ[c • f|m] =ᵐ[μ] c • μ[f|m] := by by_cases hm : m ≤ m0 swap; ·
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.303_0.yd50cWAuCo6hlry
theorem condexp_smul (c : 𝕜) (f : α → F') : μ[c • f|m] =ᵐ[μ] c • μ[f|m]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case neg α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g : α → F' s : Set α c...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
simp
theorem condexp_smul (c : 𝕜) (f : α → F') : μ[c • f|m] =ᵐ[μ] c • μ[f|m] := by by_cases hm : m ≤ m0 swap; · simp_rw [condexp_of_not_le hm];
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.303_0.yd50cWAuCo6hlry
theorem condexp_smul (c : 𝕜) (f : α → F') : μ[c • f|m] =ᵐ[μ] c • μ[f|m]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case neg α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g : α → F' s : Set α c...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
rfl
theorem condexp_smul (c : 𝕜) (f : α → F') : μ[c • f|m] =ᵐ[μ] c • μ[f|m] := by by_cases hm : m ≤ m0 swap; · simp_rw [condexp_of_not_le hm]; simp;
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.303_0.yd50cWAuCo6hlry
theorem condexp_smul (c : 𝕜) (f : α → F') : μ[c • f|m] =ᵐ[μ] c • μ[f|m]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case pos α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g : α → F' s : Set α c...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
by_cases hμm : SigmaFinite (μ.trim hm)
theorem condexp_smul (c : 𝕜) (f : α → F') : μ[c • f|m] =ᵐ[μ] c • μ[f|m] := by by_cases hm : m ≤ m0 swap; · simp_rw [condexp_of_not_le hm]; simp; rfl
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.303_0.yd50cWAuCo6hlry
theorem condexp_smul (c : 𝕜) (f : α → F') : μ[c • f|m] =ᵐ[μ] c • μ[f|m]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case pos α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g : α → F' s : Set α c...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
swap
theorem condexp_smul (c : 𝕜) (f : α → F') : μ[c • f|m] =ᵐ[μ] c • μ[f|m] := by by_cases hm : m ≤ m0 swap; · simp_rw [condexp_of_not_le hm]; simp; rfl by_cases hμm : SigmaFinite (μ.trim hm)
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.303_0.yd50cWAuCo6hlry
theorem condexp_smul (c : 𝕜) (f : α → F') : μ[c • f|m] =ᵐ[μ] c • μ[f|m]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case neg α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g : α → F' s : Set α c...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
simp_rw [condexp_of_not_sigmaFinite hm hμm]
theorem condexp_smul (c : 𝕜) (f : α → F') : μ[c • f|m] =ᵐ[μ] c • μ[f|m] := by by_cases hm : m ≤ m0 swap; · simp_rw [condexp_of_not_le hm]; simp; rfl by_cases hμm : SigmaFinite (μ.trim hm) swap; ·
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.303_0.yd50cWAuCo6hlry
theorem condexp_smul (c : 𝕜) (f : α → F') : μ[c • f|m] =ᵐ[μ] c • μ[f|m]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case neg α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g : α → F' s : Set α c...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
simp
theorem condexp_smul (c : 𝕜) (f : α → F') : μ[c • f|m] =ᵐ[μ] c • μ[f|m] := by by_cases hm : m ≤ m0 swap; · simp_rw [condexp_of_not_le hm]; simp; rfl by_cases hμm : SigmaFinite (μ.trim hm) swap; · simp_rw [condexp_of_not_sigmaFinite hm hμm];
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.303_0.yd50cWAuCo6hlry
theorem condexp_smul (c : 𝕜) (f : α → F') : μ[c • f|m] =ᵐ[μ] c • μ[f|m]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case neg α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g : α → F' s : Set α c...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
rfl
theorem condexp_smul (c : 𝕜) (f : α → F') : μ[c • f|m] =ᵐ[μ] c • μ[f|m] := by by_cases hm : m ≤ m0 swap; · simp_rw [condexp_of_not_le hm]; simp; rfl by_cases hμm : SigmaFinite (μ.trim hm) swap; · simp_rw [condexp_of_not_sigmaFinite hm hμm]; simp;
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.303_0.yd50cWAuCo6hlry
theorem condexp_smul (c : 𝕜) (f : α → F') : μ[c • f|m] =ᵐ[μ] c • μ[f|m]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case pos α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g : α → F' s : Set α c...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
haveI : SigmaFinite (μ.trim hm) := hμm
theorem condexp_smul (c : 𝕜) (f : α → F') : μ[c • f|m] =ᵐ[μ] c • μ[f|m] := by by_cases hm : m ≤ m0 swap; · simp_rw [condexp_of_not_le hm]; simp; rfl by_cases hμm : SigmaFinite (μ.trim hm) swap; · simp_rw [condexp_of_not_sigmaFinite hm hμm]; simp; rfl
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.303_0.yd50cWAuCo6hlry
theorem condexp_smul (c : 𝕜) (f : α → F') : μ[c • f|m] =ᵐ[μ] c • μ[f|m]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case pos α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g : α → F' s : Set α c...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
refine' (condexp_ae_eq_condexpL1 hm _).trans _
theorem condexp_smul (c : 𝕜) (f : α → F') : μ[c • f|m] =ᵐ[μ] c • μ[f|m] := by by_cases hm : m ≤ m0 swap; · simp_rw [condexp_of_not_le hm]; simp; rfl by_cases hμm : SigmaFinite (μ.trim hm) swap; · simp_rw [condexp_of_not_sigmaFinite hm hμm]; simp; rfl haveI : SigmaFinite (μ.trim hm) := hμm
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.303_0.yd50cWAuCo6hlry
theorem condexp_smul (c : 𝕜) (f : α → F') : μ[c • f|m] =ᵐ[μ] c • μ[f|m]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case pos α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g : α → F' s : Set α c...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
rw [condexpL1_smul c f]
theorem condexp_smul (c : 𝕜) (f : α → F') : μ[c • f|m] =ᵐ[μ] c • μ[f|m] := by by_cases hm : m ≤ m0 swap; · simp_rw [condexp_of_not_le hm]; simp; rfl by_cases hμm : SigmaFinite (μ.trim hm) swap; · simp_rw [condexp_of_not_sigmaFinite hm hμm]; simp; rfl haveI : SigmaFinite (μ.trim hm) := hμm refine' (condexp_...
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.303_0.yd50cWAuCo6hlry
theorem condexp_smul (c : 𝕜) (f : α → F') : μ[c • f|m] =ᵐ[μ] c • μ[f|m]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case pos α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g : α → F' s : Set α c...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
refine' (@condexp_ae_eq_condexpL1 _ _ _ _ _ m _ _ hm _ f).mp _
theorem condexp_smul (c : 𝕜) (f : α → F') : μ[c • f|m] =ᵐ[μ] c • μ[f|m] := by by_cases hm : m ≤ m0 swap; · simp_rw [condexp_of_not_le hm]; simp; rfl by_cases hμm : SigmaFinite (μ.trim hm) swap; · simp_rw [condexp_of_not_sigmaFinite hm hμm]; simp; rfl haveI : SigmaFinite (μ.trim hm) := hμm refine' (condexp_...
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.303_0.yd50cWAuCo6hlry
theorem condexp_smul (c : 𝕜) (f : α → F') : μ[c • f|m] =ᵐ[μ] c • μ[f|m]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case pos α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g : α → F' s : Set α c...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
refine' (coeFn_smul c (condexpL1 hm μ f)).mono fun x hx1 hx2 => _
theorem condexp_smul (c : 𝕜) (f : α → F') : μ[c • f|m] =ᵐ[μ] c • μ[f|m] := by by_cases hm : m ≤ m0 swap; · simp_rw [condexp_of_not_le hm]; simp; rfl by_cases hμm : SigmaFinite (μ.trim hm) swap; · simp_rw [condexp_of_not_sigmaFinite hm hμm]; simp; rfl haveI : SigmaFinite (μ.trim hm) := hμm refine' (condexp_...
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.303_0.yd50cWAuCo6hlry
theorem condexp_smul (c : 𝕜) (f : α → F') : μ[c • f|m] =ᵐ[μ] c • μ[f|m]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case pos α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g : α → F' s : Set α c...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
rw [hx1, Pi.smul_apply, Pi.smul_apply, hx2]
theorem condexp_smul (c : 𝕜) (f : α → F') : μ[c • f|m] =ᵐ[μ] c • μ[f|m] := by by_cases hm : m ≤ m0 swap; · simp_rw [condexp_of_not_le hm]; simp; rfl by_cases hμm : SigmaFinite (μ.trim hm) swap; · simp_rw [condexp_of_not_sigmaFinite hm hμm]; simp; rfl haveI : SigmaFinite (μ.trim hm) := hμm refine' (condexp_...
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.303_0.yd50cWAuCo6hlry
theorem condexp_smul (c : 𝕜) (f : α → F') : μ[c • f|m] =ᵐ[μ] c • μ[f|m]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g : α → F' s : Set α f : α → F'...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
letI : Module ℝ (α → F') := @Pi.module α (fun _ => F') ℝ _ _ fun _ => inferInstance
theorem condexp_neg (f : α → F') : μ[-f|m] =ᵐ[μ] -μ[f|m] := by
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.316_0.yd50cWAuCo6hlry
theorem condexp_neg (f : α → F') : μ[-f|m] =ᵐ[μ] -μ[f|m]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g : α → F' s : Set α f : α → F'...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
calc μ[-f|m] = μ[(-1 : ℝ) • f|m] := by rw [neg_one_smul ℝ f] _ =ᵐ[μ] (-1 : ℝ) • μ[f|m] := (condexp_smul (-1) f) _ = -μ[f|m] := neg_one_smul ℝ (μ[f|m])
theorem condexp_neg (f : α → F') : μ[-f|m] =ᵐ[μ] -μ[f|m] := by letI : Module ℝ (α → F') := @Pi.module α (fun _ => F') ℝ _ _ fun _ => inferInstance
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.316_0.yd50cWAuCo6hlry
theorem condexp_neg (f : α → F') : μ[-f|m] =ᵐ[μ] -μ[f|m]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g : α → F' s : Set α f : α → F'...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
rw [neg_one_smul ℝ f]
theorem condexp_neg (f : α → F') : μ[-f|m] =ᵐ[μ] -μ[f|m] := by letI : Module ℝ (α → F') := @Pi.module α (fun _ => F') ℝ _ _ fun _ => inferInstance calc μ[-f|m] = μ[(-1 : ℝ) • f|m] := by
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.316_0.yd50cWAuCo6hlry
theorem condexp_neg (f : α → F') : μ[-f|m] =ᵐ[μ] -μ[f|m]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f g : α → F' s : Set α hf : Integr...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
simp_rw [sub_eq_add_neg]
theorem condexp_sub (hf : Integrable f μ) (hg : Integrable g μ) : μ[f - g|m] =ᵐ[μ] μ[f|m] - μ[g|m] := by
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.324_0.yd50cWAuCo6hlry
theorem condexp_sub (hf : Integrable f μ) (hg : Integrable g μ) : μ[f - g|m] =ᵐ[μ] μ[f|m] - μ[g|m]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f g : α → F' s : Set α hf : Integr...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
exact (condexp_add hf hg.neg).trans (EventuallyEq.rfl.add (condexp_neg g))
theorem condexp_sub (hf : Integrable f μ) (hg : Integrable g μ) : μ[f - g|m] =ᵐ[μ] μ[f|m] - μ[g|m] := by simp_rw [sub_eq_add_neg]
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.324_0.yd50cWAuCo6hlry
theorem condexp_sub (hf : Integrable f μ) (hg : Integrable g μ) : μ[f - g|m] =ᵐ[μ] μ[f|m] - μ[g|m]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁷ : IsROrC 𝕜 inst✝⁶ : NormedAddCommGroup F inst✝⁵ : NormedSpace 𝕜 F inst✝⁴ : NormedAddCommGroup F' inst✝³ : NormedSpace 𝕜 F' inst✝² : NormedSpace ℝ F' inst✝¹ : CompleteSpace F' m m0✝ : MeasurableSpace α μ✝ : Measure α f g : α → F' s : Set α m₁ m₂ m0...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
by_cases hμm₁ : SigmaFinite (μ.trim (hm₁₂.trans hm₂))
theorem condexp_condexp_of_le {m₁ m₂ m0 : MeasurableSpace α} {μ : Measure α} (hm₁₂ : m₁ ≤ m₂) (hm₂ : m₂ ≤ m0) [SigmaFinite (μ.trim hm₂)] : μ[μ[f|m₂]|m₁] =ᵐ[μ] μ[f|m₁] := by
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.330_0.yd50cWAuCo6hlry
theorem condexp_condexp_of_le {m₁ m₂ m0 : MeasurableSpace α} {μ : Measure α} (hm₁₂ : m₁ ≤ m₂) (hm₂ : m₂ ≤ m0) [SigmaFinite (μ.trim hm₂)] : μ[μ[f|m₂]|m₁] =ᵐ[μ] μ[f|m₁]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case pos α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁷ : IsROrC 𝕜 inst✝⁶ : NormedAddCommGroup F inst✝⁵ : NormedSpace 𝕜 F inst✝⁴ : NormedAddCommGroup F' inst✝³ : NormedSpace 𝕜 F' inst✝² : NormedSpace ℝ F' inst✝¹ : CompleteSpace F' m m0✝ : MeasurableSpace α μ✝ : Measure α f g : α → F' s : Set α...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
swap
theorem condexp_condexp_of_le {m₁ m₂ m0 : MeasurableSpace α} {μ : Measure α} (hm₁₂ : m₁ ≤ m₂) (hm₂ : m₂ ≤ m0) [SigmaFinite (μ.trim hm₂)] : μ[μ[f|m₂]|m₁] =ᵐ[μ] μ[f|m₁] := by by_cases hμm₁ : SigmaFinite (μ.trim (hm₁₂.trans hm₂))
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.330_0.yd50cWAuCo6hlry
theorem condexp_condexp_of_le {m₁ m₂ m0 : MeasurableSpace α} {μ : Measure α} (hm₁₂ : m₁ ≤ m₂) (hm₂ : m₂ ≤ m0) [SigmaFinite (μ.trim hm₂)] : μ[μ[f|m₂]|m₁] =ᵐ[μ] μ[f|m₁]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case neg α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁷ : IsROrC 𝕜 inst✝⁶ : NormedAddCommGroup F inst✝⁵ : NormedSpace 𝕜 F inst✝⁴ : NormedAddCommGroup F' inst✝³ : NormedSpace 𝕜 F' inst✝² : NormedSpace ℝ F' inst✝¹ : CompleteSpace F' m m0✝ : MeasurableSpace α μ✝ : Measure α f g : α → F' s : Set α...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
simp_rw [condexp_of_not_sigmaFinite (hm₁₂.trans hm₂) hμm₁]
theorem condexp_condexp_of_le {m₁ m₂ m0 : MeasurableSpace α} {μ : Measure α} (hm₁₂ : m₁ ≤ m₂) (hm₂ : m₂ ≤ m0) [SigmaFinite (μ.trim hm₂)] : μ[μ[f|m₂]|m₁] =ᵐ[μ] μ[f|m₁] := by by_cases hμm₁ : SigmaFinite (μ.trim (hm₁₂.trans hm₂)) swap; ·
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.330_0.yd50cWAuCo6hlry
theorem condexp_condexp_of_le {m₁ m₂ m0 : MeasurableSpace α} {μ : Measure α} (hm₁₂ : m₁ ≤ m₂) (hm₂ : m₂ ≤ m0) [SigmaFinite (μ.trim hm₂)] : μ[μ[f|m₂]|m₁] =ᵐ[μ] μ[f|m₁]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case neg α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁷ : IsROrC 𝕜 inst✝⁶ : NormedAddCommGroup F inst✝⁵ : NormedSpace 𝕜 F inst✝⁴ : NormedAddCommGroup F' inst✝³ : NormedSpace 𝕜 F' inst✝² : NormedSpace ℝ F' inst✝¹ : CompleteSpace F' m m0✝ : MeasurableSpace α μ✝ : Measure α f g : α → F' s : Set α...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
rfl
theorem condexp_condexp_of_le {m₁ m₂ m0 : MeasurableSpace α} {μ : Measure α} (hm₁₂ : m₁ ≤ m₂) (hm₂ : m₂ ≤ m0) [SigmaFinite (μ.trim hm₂)] : μ[μ[f|m₂]|m₁] =ᵐ[μ] μ[f|m₁] := by by_cases hμm₁ : SigmaFinite (μ.trim (hm₁₂.trans hm₂)) swap; · simp_rw [condexp_of_not_sigmaFinite (hm₁₂.trans hm₂) hμm₁];
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.330_0.yd50cWAuCo6hlry
theorem condexp_condexp_of_le {m₁ m₂ m0 : MeasurableSpace α} {μ : Measure α} (hm₁₂ : m₁ ≤ m₂) (hm₂ : m₂ ≤ m0) [SigmaFinite (μ.trim hm₂)] : μ[μ[f|m₂]|m₁] =ᵐ[μ] μ[f|m₁]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case pos α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁷ : IsROrC 𝕜 inst✝⁶ : NormedAddCommGroup F inst✝⁵ : NormedSpace 𝕜 F inst✝⁴ : NormedAddCommGroup F' inst✝³ : NormedSpace 𝕜 F' inst✝² : NormedSpace ℝ F' inst✝¹ : CompleteSpace F' m m0✝ : MeasurableSpace α μ✝ : Measure α f g : α → F' s : Set α...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
haveI : SigmaFinite (μ.trim (hm₁₂.trans hm₂)) := hμm₁
theorem condexp_condexp_of_le {m₁ m₂ m0 : MeasurableSpace α} {μ : Measure α} (hm₁₂ : m₁ ≤ m₂) (hm₂ : m₂ ≤ m0) [SigmaFinite (μ.trim hm₂)] : μ[μ[f|m₂]|m₁] =ᵐ[μ] μ[f|m₁] := by by_cases hμm₁ : SigmaFinite (μ.trim (hm₁₂.trans hm₂)) swap; · simp_rw [condexp_of_not_sigmaFinite (hm₁₂.trans hm₂) hμm₁]; rfl
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.330_0.yd50cWAuCo6hlry
theorem condexp_condexp_of_le {m₁ m₂ m0 : MeasurableSpace α} {μ : Measure α} (hm₁₂ : m₁ ≤ m₂) (hm₂ : m₂ ≤ m0) [SigmaFinite (μ.trim hm₂)] : μ[μ[f|m₂]|m₁] =ᵐ[μ] μ[f|m₁]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case pos α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁷ : IsROrC 𝕜 inst✝⁶ : NormedAddCommGroup F inst✝⁵ : NormedSpace 𝕜 F inst✝⁴ : NormedAddCommGroup F' inst✝³ : NormedSpace 𝕜 F' inst✝² : NormedSpace ℝ F' inst✝¹ : CompleteSpace F' m m0✝ : MeasurableSpace α μ✝ : Measure α f g : α → F' s : Set α...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
by_cases hf : Integrable f μ
theorem condexp_condexp_of_le {m₁ m₂ m0 : MeasurableSpace α} {μ : Measure α} (hm₁₂ : m₁ ≤ m₂) (hm₂ : m₂ ≤ m0) [SigmaFinite (μ.trim hm₂)] : μ[μ[f|m₂]|m₁] =ᵐ[μ] μ[f|m₁] := by by_cases hμm₁ : SigmaFinite (μ.trim (hm₁₂.trans hm₂)) swap; · simp_rw [condexp_of_not_sigmaFinite (hm₁₂.trans hm₂) hμm₁]; rfl haveI : Sig...
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.330_0.yd50cWAuCo6hlry
theorem condexp_condexp_of_le {m₁ m₂ m0 : MeasurableSpace α} {μ : Measure α} (hm₁₂ : m₁ ≤ m₂) (hm₂ : m₂ ≤ m0) [SigmaFinite (μ.trim hm₂)] : μ[μ[f|m₂]|m₁] =ᵐ[μ] μ[f|m₁]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case pos α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁷ : IsROrC 𝕜 inst✝⁶ : NormedAddCommGroup F inst✝⁵ : NormedSpace 𝕜 F inst✝⁴ : NormedAddCommGroup F' inst✝³ : NormedSpace 𝕜 F' inst✝² : NormedSpace ℝ F' inst✝¹ : CompleteSpace F' m m0✝ : MeasurableSpace α μ✝ : Measure α f g : α → F' s : Set α...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
swap
theorem condexp_condexp_of_le {m₁ m₂ m0 : MeasurableSpace α} {μ : Measure α} (hm₁₂ : m₁ ≤ m₂) (hm₂ : m₂ ≤ m0) [SigmaFinite (μ.trim hm₂)] : μ[μ[f|m₂]|m₁] =ᵐ[μ] μ[f|m₁] := by by_cases hμm₁ : SigmaFinite (μ.trim (hm₁₂.trans hm₂)) swap; · simp_rw [condexp_of_not_sigmaFinite (hm₁₂.trans hm₂) hμm₁]; rfl haveI : Sig...
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.330_0.yd50cWAuCo6hlry
theorem condexp_condexp_of_le {m₁ m₂ m0 : MeasurableSpace α} {μ : Measure α} (hm₁₂ : m₁ ≤ m₂) (hm₂ : m₂ ≤ m0) [SigmaFinite (μ.trim hm₂)] : μ[μ[f|m₂]|m₁] =ᵐ[μ] μ[f|m₁]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case neg α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁷ : IsROrC 𝕜 inst✝⁶ : NormedAddCommGroup F inst✝⁵ : NormedSpace 𝕜 F inst✝⁴ : NormedAddCommGroup F' inst✝³ : NormedSpace 𝕜 F' inst✝² : NormedSpace ℝ F' inst✝¹ : CompleteSpace F' m m0✝ : MeasurableSpace α μ✝ : Measure α f g : α → F' s : Set α...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
simp_rw [condexp_undef hf, condexp_zero]
theorem condexp_condexp_of_le {m₁ m₂ m0 : MeasurableSpace α} {μ : Measure α} (hm₁₂ : m₁ ≤ m₂) (hm₂ : m₂ ≤ m0) [SigmaFinite (μ.trim hm₂)] : μ[μ[f|m₂]|m₁] =ᵐ[μ] μ[f|m₁] := by by_cases hμm₁ : SigmaFinite (μ.trim (hm₁₂.trans hm₂)) swap; · simp_rw [condexp_of_not_sigmaFinite (hm₁₂.trans hm₂) hμm₁]; rfl haveI : Sig...
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.330_0.yd50cWAuCo6hlry
theorem condexp_condexp_of_le {m₁ m₂ m0 : MeasurableSpace α} {μ : Measure α} (hm₁₂ : m₁ ≤ m₂) (hm₂ : m₂ ≤ m0) [SigmaFinite (μ.trim hm₂)] : μ[μ[f|m₂]|m₁] =ᵐ[μ] μ[f|m₁]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case neg α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁷ : IsROrC 𝕜 inst✝⁶ : NormedAddCommGroup F inst✝⁵ : NormedSpace 𝕜 F inst✝⁴ : NormedAddCommGroup F' inst✝³ : NormedSpace 𝕜 F' inst✝² : NormedSpace ℝ F' inst✝¹ : CompleteSpace F' m m0✝ : MeasurableSpace α μ✝ : Measure α f g : α → F' s : Set α...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
rfl
theorem condexp_condexp_of_le {m₁ m₂ m0 : MeasurableSpace α} {μ : Measure α} (hm₁₂ : m₁ ≤ m₂) (hm₂ : m₂ ≤ m0) [SigmaFinite (μ.trim hm₂)] : μ[μ[f|m₂]|m₁] =ᵐ[μ] μ[f|m₁] := by by_cases hμm₁ : SigmaFinite (μ.trim (hm₁₂.trans hm₂)) swap; · simp_rw [condexp_of_not_sigmaFinite (hm₁₂.trans hm₂) hμm₁]; rfl haveI : Sig...
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.330_0.yd50cWAuCo6hlry
theorem condexp_condexp_of_le {m₁ m₂ m0 : MeasurableSpace α} {μ : Measure α} (hm₁₂ : m₁ ≤ m₂) (hm₂ : m₂ ≤ m0) [SigmaFinite (μ.trim hm₂)] : μ[μ[f|m₂]|m₁] =ᵐ[μ] μ[f|m₁]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case pos α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁷ : IsROrC 𝕜 inst✝⁶ : NormedAddCommGroup F inst✝⁵ : NormedSpace 𝕜 F inst✝⁴ : NormedAddCommGroup F' inst✝³ : NormedSpace 𝕜 F' inst✝² : NormedSpace ℝ F' inst✝¹ : CompleteSpace F' m m0✝ : MeasurableSpace α μ✝ : Measure α f g : α → F' s : Set α...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
refine' ae_eq_of_forall_set_integral_eq_of_sigmaFinite' (hm₁₂.trans hm₂) (fun s _ _ => integrable_condexp.integrableOn) (fun s _ _ => integrable_condexp.integrableOn) _ (StronglyMeasurable.aeStronglyMeasurable' stronglyMeasurable_condexp) (StronglyMeasurable.aeStronglyMeasurable' stronglyMeasurable_cond...
theorem condexp_condexp_of_le {m₁ m₂ m0 : MeasurableSpace α} {μ : Measure α} (hm₁₂ : m₁ ≤ m₂) (hm₂ : m₂ ≤ m0) [SigmaFinite (μ.trim hm₂)] : μ[μ[f|m₂]|m₁] =ᵐ[μ] μ[f|m₁] := by by_cases hμm₁ : SigmaFinite (μ.trim (hm₁₂.trans hm₂)) swap; · simp_rw [condexp_of_not_sigmaFinite (hm₁₂.trans hm₂) hμm₁]; rfl haveI : Sig...
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.330_0.yd50cWAuCo6hlry
theorem condexp_condexp_of_le {m₁ m₂ m0 : MeasurableSpace α} {μ : Measure α} (hm₁₂ : m₁ ≤ m₂) (hm₂ : m₂ ≤ m0) [SigmaFinite (μ.trim hm₂)] : μ[μ[f|m₂]|m₁] =ᵐ[μ] μ[f|m₁]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case pos α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁷ : IsROrC 𝕜 inst✝⁶ : NormedAddCommGroup F inst✝⁵ : NormedSpace 𝕜 F inst✝⁴ : NormedAddCommGroup F' inst✝³ : NormedSpace 𝕜 F' inst✝² : NormedSpace ℝ F' inst✝¹ : CompleteSpace F' m m0✝ : MeasurableSpace α μ✝ : Measure α f g : α → F' s : Set α...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
intro s hs _
theorem condexp_condexp_of_le {m₁ m₂ m0 : MeasurableSpace α} {μ : Measure α} (hm₁₂ : m₁ ≤ m₂) (hm₂ : m₂ ≤ m0) [SigmaFinite (μ.trim hm₂)] : μ[μ[f|m₂]|m₁] =ᵐ[μ] μ[f|m₁] := by by_cases hμm₁ : SigmaFinite (μ.trim (hm₁₂.trans hm₂)) swap; · simp_rw [condexp_of_not_sigmaFinite (hm₁₂.trans hm₂) hμm₁]; rfl haveI : Sig...
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.330_0.yd50cWAuCo6hlry
theorem condexp_condexp_of_le {m₁ m₂ m0 : MeasurableSpace α} {μ : Measure α} (hm₁₂ : m₁ ≤ m₂) (hm₂ : m₂ ≤ m0) [SigmaFinite (μ.trim hm₂)] : μ[μ[f|m₂]|m₁] =ᵐ[μ] μ[f|m₁]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case pos α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁷ : IsROrC 𝕜 inst✝⁶ : NormedAddCommGroup F inst✝⁵ : NormedSpace 𝕜 F inst✝⁴ : NormedAddCommGroup F' inst✝³ : NormedSpace 𝕜 F' inst✝² : NormedSpace ℝ F' inst✝¹ : CompleteSpace F' m m0✝ : MeasurableSpace α μ✝ : Measure α f g : α → F' s✝ : Set ...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
rw [set_integral_condexp (hm₁₂.trans hm₂) integrable_condexp hs]
theorem condexp_condexp_of_le {m₁ m₂ m0 : MeasurableSpace α} {μ : Measure α} (hm₁₂ : m₁ ≤ m₂) (hm₂ : m₂ ≤ m0) [SigmaFinite (μ.trim hm₂)] : μ[μ[f|m₂]|m₁] =ᵐ[μ] μ[f|m₁] := by by_cases hμm₁ : SigmaFinite (μ.trim (hm₁₂.trans hm₂)) swap; · simp_rw [condexp_of_not_sigmaFinite (hm₁₂.trans hm₂) hμm₁]; rfl haveI : Sig...
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.330_0.yd50cWAuCo6hlry
theorem condexp_condexp_of_le {m₁ m₂ m0 : MeasurableSpace α} {μ : Measure α} (hm₁₂ : m₁ ≤ m₂) (hm₂ : m₂ ≤ m0) [SigmaFinite (μ.trim hm₂)] : μ[μ[f|m₂]|m₁] =ᵐ[μ] μ[f|m₁]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case pos α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁷ : IsROrC 𝕜 inst✝⁶ : NormedAddCommGroup F inst✝⁵ : NormedSpace 𝕜 F inst✝⁴ : NormedAddCommGroup F' inst✝³ : NormedSpace 𝕜 F' inst✝² : NormedSpace ℝ F' inst✝¹ : CompleteSpace F' m m0✝ : MeasurableSpace α μ✝ : Measure α f g : α → F' s✝ : Set ...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
rw [set_integral_condexp (hm₁₂.trans hm₂) hf hs, set_integral_condexp hm₂ hf (hm₁₂ s hs)]
theorem condexp_condexp_of_le {m₁ m₂ m0 : MeasurableSpace α} {μ : Measure α} (hm₁₂ : m₁ ≤ m₂) (hm₂ : m₂ ≤ m0) [SigmaFinite (μ.trim hm₂)] : μ[μ[f|m₂]|m₁] =ᵐ[μ] μ[f|m₁] := by by_cases hμm₁ : SigmaFinite (μ.trim (hm₁₂.trans hm₂)) swap; · simp_rw [condexp_of_not_sigmaFinite (hm₁₂.trans hm₂) hμm₁]; rfl haveI : Sig...
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.330_0.yd50cWAuCo6hlry
theorem condexp_condexp_of_le {m₁ m₂ m0 : MeasurableSpace α} {μ : Measure α} (hm₁₂ : m₁ ≤ m₂) (hm₂ : m₂ ≤ m0) [SigmaFinite (μ.trim hm₂)] : μ[μ[f|m₂]|m₁] =ᵐ[μ] μ[f|m₁]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝¹⁰ : IsROrC 𝕜 inst✝⁹ : NormedAddCommGroup F inst✝⁸ : NormedSpace 𝕜 F inst✝⁷ : NormedAddCommGroup F' inst✝⁶ : NormedSpace 𝕜 F' inst✝⁵ : NormedSpace ℝ F' inst✝⁴ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g✝ : α → F' s : Set α E : Typ...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
by_cases hm : m ≤ m0
theorem condexp_mono {E} [NormedLatticeAddCommGroup E] [CompleteSpace E] [NormedSpace ℝ E] [OrderedSMul ℝ E] {f g : α → E} (hf : Integrable f μ) (hg : Integrable g μ) (hfg : f ≤ᵐ[μ] g) : μ[f|m] ≤ᵐ[μ] μ[g|m] := by
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.347_0.yd50cWAuCo6hlry
theorem condexp_mono {E} [NormedLatticeAddCommGroup E] [CompleteSpace E] [NormedSpace ℝ E] [OrderedSMul ℝ E] {f g : α → E} (hf : Integrable f μ) (hg : Integrable g μ) (hfg : f ≤ᵐ[μ] g) : μ[f|m] ≤ᵐ[μ] μ[g|m]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case pos α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝¹⁰ : IsROrC 𝕜 inst✝⁹ : NormedAddCommGroup F inst✝⁸ : NormedSpace 𝕜 F inst✝⁷ : NormedAddCommGroup F' inst✝⁶ : NormedSpace 𝕜 F' inst✝⁵ : NormedSpace ℝ F' inst✝⁴ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g✝ : α → F' s : Set ...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
swap
theorem condexp_mono {E} [NormedLatticeAddCommGroup E] [CompleteSpace E] [NormedSpace ℝ E] [OrderedSMul ℝ E] {f g : α → E} (hf : Integrable f μ) (hg : Integrable g μ) (hfg : f ≤ᵐ[μ] g) : μ[f|m] ≤ᵐ[μ] μ[g|m] := by by_cases hm : m ≤ m0
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.347_0.yd50cWAuCo6hlry
theorem condexp_mono {E} [NormedLatticeAddCommGroup E] [CompleteSpace E] [NormedSpace ℝ E] [OrderedSMul ℝ E] {f g : α → E} (hf : Integrable f μ) (hg : Integrable g μ) (hfg : f ≤ᵐ[μ] g) : μ[f|m] ≤ᵐ[μ] μ[g|m]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case neg α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝¹⁰ : IsROrC 𝕜 inst✝⁹ : NormedAddCommGroup F inst✝⁸ : NormedSpace 𝕜 F inst✝⁷ : NormedAddCommGroup F' inst✝⁶ : NormedSpace 𝕜 F' inst✝⁵ : NormedSpace ℝ F' inst✝⁴ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g✝ : α → F' s : Set ...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
simp_rw [condexp_of_not_le hm]
theorem condexp_mono {E} [NormedLatticeAddCommGroup E] [CompleteSpace E] [NormedSpace ℝ E] [OrderedSMul ℝ E] {f g : α → E} (hf : Integrable f μ) (hg : Integrable g μ) (hfg : f ≤ᵐ[μ] g) : μ[f|m] ≤ᵐ[μ] μ[g|m] := by by_cases hm : m ≤ m0 swap; ·
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.347_0.yd50cWAuCo6hlry
theorem condexp_mono {E} [NormedLatticeAddCommGroup E] [CompleteSpace E] [NormedSpace ℝ E] [OrderedSMul ℝ E] {f g : α → E} (hf : Integrable f μ) (hg : Integrable g μ) (hfg : f ≤ᵐ[μ] g) : μ[f|m] ≤ᵐ[μ] μ[g|m]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case neg α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝¹⁰ : IsROrC 𝕜 inst✝⁹ : NormedAddCommGroup F inst✝⁸ : NormedSpace 𝕜 F inst✝⁷ : NormedAddCommGroup F' inst✝⁶ : NormedSpace 𝕜 F' inst✝⁵ : NormedSpace ℝ F' inst✝⁴ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g✝ : α → F' s : Set ...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
rfl
theorem condexp_mono {E} [NormedLatticeAddCommGroup E] [CompleteSpace E] [NormedSpace ℝ E] [OrderedSMul ℝ E] {f g : α → E} (hf : Integrable f μ) (hg : Integrable g μ) (hfg : f ≤ᵐ[μ] g) : μ[f|m] ≤ᵐ[μ] μ[g|m] := by by_cases hm : m ≤ m0 swap; · simp_rw [condexp_of_not_le hm];
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.347_0.yd50cWAuCo6hlry
theorem condexp_mono {E} [NormedLatticeAddCommGroup E] [CompleteSpace E] [NormedSpace ℝ E] [OrderedSMul ℝ E] {f g : α → E} (hf : Integrable f μ) (hg : Integrable g μ) (hfg : f ≤ᵐ[μ] g) : μ[f|m] ≤ᵐ[μ] μ[g|m]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case pos α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝¹⁰ : IsROrC 𝕜 inst✝⁹ : NormedAddCommGroup F inst✝⁸ : NormedSpace 𝕜 F inst✝⁷ : NormedAddCommGroup F' inst✝⁶ : NormedSpace 𝕜 F' inst✝⁵ : NormedSpace ℝ F' inst✝⁴ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g✝ : α → F' s : Set ...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
by_cases hμm : SigmaFinite (μ.trim hm)
theorem condexp_mono {E} [NormedLatticeAddCommGroup E] [CompleteSpace E] [NormedSpace ℝ E] [OrderedSMul ℝ E] {f g : α → E} (hf : Integrable f μ) (hg : Integrable g μ) (hfg : f ≤ᵐ[μ] g) : μ[f|m] ≤ᵐ[μ] μ[g|m] := by by_cases hm : m ≤ m0 swap; · simp_rw [condexp_of_not_le hm]; rfl
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.347_0.yd50cWAuCo6hlry
theorem condexp_mono {E} [NormedLatticeAddCommGroup E] [CompleteSpace E] [NormedSpace ℝ E] [OrderedSMul ℝ E] {f g : α → E} (hf : Integrable f μ) (hg : Integrable g μ) (hfg : f ≤ᵐ[μ] g) : μ[f|m] ≤ᵐ[μ] μ[g|m]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case pos α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝¹⁰ : IsROrC 𝕜 inst✝⁹ : NormedAddCommGroup F inst✝⁸ : NormedSpace 𝕜 F inst✝⁷ : NormedAddCommGroup F' inst✝⁶ : NormedSpace 𝕜 F' inst✝⁵ : NormedSpace ℝ F' inst✝⁴ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g✝ : α → F' s : Set ...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
swap
theorem condexp_mono {E} [NormedLatticeAddCommGroup E] [CompleteSpace E] [NormedSpace ℝ E] [OrderedSMul ℝ E] {f g : α → E} (hf : Integrable f μ) (hg : Integrable g μ) (hfg : f ≤ᵐ[μ] g) : μ[f|m] ≤ᵐ[μ] μ[g|m] := by by_cases hm : m ≤ m0 swap; · simp_rw [condexp_of_not_le hm]; rfl by_cases hμm : SigmaFinite (...
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.347_0.yd50cWAuCo6hlry
theorem condexp_mono {E} [NormedLatticeAddCommGroup E] [CompleteSpace E] [NormedSpace ℝ E] [OrderedSMul ℝ E] {f g : α → E} (hf : Integrable f μ) (hg : Integrable g μ) (hfg : f ≤ᵐ[μ] g) : μ[f|m] ≤ᵐ[μ] μ[g|m]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case neg α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝¹⁰ : IsROrC 𝕜 inst✝⁹ : NormedAddCommGroup F inst✝⁸ : NormedSpace 𝕜 F inst✝⁷ : NormedAddCommGroup F' inst✝⁶ : NormedSpace 𝕜 F' inst✝⁵ : NormedSpace ℝ F' inst✝⁴ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g✝ : α → F' s : Set ...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
simp_rw [condexp_of_not_sigmaFinite hm hμm]
theorem condexp_mono {E} [NormedLatticeAddCommGroup E] [CompleteSpace E] [NormedSpace ℝ E] [OrderedSMul ℝ E] {f g : α → E} (hf : Integrable f μ) (hg : Integrable g μ) (hfg : f ≤ᵐ[μ] g) : μ[f|m] ≤ᵐ[μ] μ[g|m] := by by_cases hm : m ≤ m0 swap; · simp_rw [condexp_of_not_le hm]; rfl by_cases hμm : SigmaFinite (...
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.347_0.yd50cWAuCo6hlry
theorem condexp_mono {E} [NormedLatticeAddCommGroup E] [CompleteSpace E] [NormedSpace ℝ E] [OrderedSMul ℝ E] {f g : α → E} (hf : Integrable f μ) (hg : Integrable g μ) (hfg : f ≤ᵐ[μ] g) : μ[f|m] ≤ᵐ[μ] μ[g|m]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case neg α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝¹⁰ : IsROrC 𝕜 inst✝⁹ : NormedAddCommGroup F inst✝⁸ : NormedSpace 𝕜 F inst✝⁷ : NormedAddCommGroup F' inst✝⁶ : NormedSpace 𝕜 F' inst✝⁵ : NormedSpace ℝ F' inst✝⁴ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g✝ : α → F' s : Set ...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
rfl
theorem condexp_mono {E} [NormedLatticeAddCommGroup E] [CompleteSpace E] [NormedSpace ℝ E] [OrderedSMul ℝ E] {f g : α → E} (hf : Integrable f μ) (hg : Integrable g μ) (hfg : f ≤ᵐ[μ] g) : μ[f|m] ≤ᵐ[μ] μ[g|m] := by by_cases hm : m ≤ m0 swap; · simp_rw [condexp_of_not_le hm]; rfl by_cases hμm : SigmaFinite (...
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.347_0.yd50cWAuCo6hlry
theorem condexp_mono {E} [NormedLatticeAddCommGroup E] [CompleteSpace E] [NormedSpace ℝ E] [OrderedSMul ℝ E] {f g : α → E} (hf : Integrable f μ) (hg : Integrable g μ) (hfg : f ≤ᵐ[μ] g) : μ[f|m] ≤ᵐ[μ] μ[g|m]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case pos α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝¹⁰ : IsROrC 𝕜 inst✝⁹ : NormedAddCommGroup F inst✝⁸ : NormedSpace 𝕜 F inst✝⁷ : NormedAddCommGroup F' inst✝⁶ : NormedSpace 𝕜 F' inst✝⁵ : NormedSpace ℝ F' inst✝⁴ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g✝ : α → F' s : Set ...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
haveI : SigmaFinite (μ.trim hm) := hμm
theorem condexp_mono {E} [NormedLatticeAddCommGroup E] [CompleteSpace E] [NormedSpace ℝ E] [OrderedSMul ℝ E] {f g : α → E} (hf : Integrable f μ) (hg : Integrable g μ) (hfg : f ≤ᵐ[μ] g) : μ[f|m] ≤ᵐ[μ] μ[g|m] := by by_cases hm : m ≤ m0 swap; · simp_rw [condexp_of_not_le hm]; rfl by_cases hμm : SigmaFinite (...
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.347_0.yd50cWAuCo6hlry
theorem condexp_mono {E} [NormedLatticeAddCommGroup E] [CompleteSpace E] [NormedSpace ℝ E] [OrderedSMul ℝ E] {f g : α → E} (hf : Integrable f μ) (hg : Integrable g μ) (hfg : f ≤ᵐ[μ] g) : μ[f|m] ≤ᵐ[μ] μ[g|m]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case pos α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝¹⁰ : IsROrC 𝕜 inst✝⁹ : NormedAddCommGroup F inst✝⁸ : NormedSpace 𝕜 F inst✝⁷ : NormedAddCommGroup F' inst✝⁶ : NormedSpace 𝕜 F' inst✝⁵ : NormedSpace ℝ F' inst✝⁴ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g✝ : α → F' s : Set ...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
exact (condexp_ae_eq_condexpL1 hm _).trans_le ((condexpL1_mono hf hg hfg).trans_eq (condexp_ae_eq_condexpL1 hm _).symm)
theorem condexp_mono {E} [NormedLatticeAddCommGroup E] [CompleteSpace E] [NormedSpace ℝ E] [OrderedSMul ℝ E] {f g : α → E} (hf : Integrable f μ) (hg : Integrable g μ) (hfg : f ≤ᵐ[μ] g) : μ[f|m] ≤ᵐ[μ] μ[g|m] := by by_cases hm : m ≤ m0 swap; · simp_rw [condexp_of_not_le hm]; rfl by_cases hμm : SigmaFinite (...
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.347_0.yd50cWAuCo6hlry
theorem condexp_mono {E} [NormedLatticeAddCommGroup E] [CompleteSpace E] [NormedSpace ℝ E] [OrderedSMul ℝ E] {f g : α → E} (hf : Integrable f μ) (hg : Integrable g μ) (hfg : f ≤ᵐ[μ] g) : μ[f|m] ≤ᵐ[μ] μ[g|m]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝¹⁰ : IsROrC 𝕜 inst✝⁹ : NormedAddCommGroup F inst✝⁸ : NormedSpace 𝕜 F inst✝⁷ : NormedAddCommGroup F' inst✝⁶ : NormedSpace 𝕜 F' inst✝⁵ : NormedSpace ℝ F' inst✝⁴ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g : α → F' s : Set α E : Type...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
by_cases hfint : Integrable f μ
theorem condexp_nonneg {E} [NormedLatticeAddCommGroup E] [CompleteSpace E] [NormedSpace ℝ E] [OrderedSMul ℝ E] {f : α → E} (hf : 0 ≤ᵐ[μ] f) : 0 ≤ᵐ[μ] μ[f|m] := by
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.359_0.yd50cWAuCo6hlry
theorem condexp_nonneg {E} [NormedLatticeAddCommGroup E] [CompleteSpace E] [NormedSpace ℝ E] [OrderedSMul ℝ E] {f : α → E} (hf : 0 ≤ᵐ[μ] f) : 0 ≤ᵐ[μ] μ[f|m]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case pos α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝¹⁰ : IsROrC 𝕜 inst✝⁹ : NormedAddCommGroup F inst✝⁸ : NormedSpace 𝕜 F inst✝⁷ : NormedAddCommGroup F' inst✝⁶ : NormedSpace 𝕜 F' inst✝⁵ : NormedSpace ℝ F' inst✝⁴ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g : α → F' s : Set α...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
rw [(condexp_zero.symm : (0 : α → E) = μ[0|m])]
theorem condexp_nonneg {E} [NormedLatticeAddCommGroup E] [CompleteSpace E] [NormedSpace ℝ E] [OrderedSMul ℝ E] {f : α → E} (hf : 0 ≤ᵐ[μ] f) : 0 ≤ᵐ[μ] μ[f|m] := by by_cases hfint : Integrable f μ ·
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.359_0.yd50cWAuCo6hlry
theorem condexp_nonneg {E} [NormedLatticeAddCommGroup E] [CompleteSpace E] [NormedSpace ℝ E] [OrderedSMul ℝ E] {f : α → E} (hf : 0 ≤ᵐ[μ] f) : 0 ≤ᵐ[μ] μ[f|m]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case pos α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝¹⁰ : IsROrC 𝕜 inst✝⁹ : NormedAddCommGroup F inst✝⁸ : NormedSpace 𝕜 F inst✝⁷ : NormedAddCommGroup F' inst✝⁶ : NormedSpace 𝕜 F' inst✝⁵ : NormedSpace ℝ F' inst✝⁴ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g : α → F' s : Set α...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
exact condexp_mono (integrable_zero _ _ _) hfint hf
theorem condexp_nonneg {E} [NormedLatticeAddCommGroup E] [CompleteSpace E] [NormedSpace ℝ E] [OrderedSMul ℝ E] {f : α → E} (hf : 0 ≤ᵐ[μ] f) : 0 ≤ᵐ[μ] μ[f|m] := by by_cases hfint : Integrable f μ · rw [(condexp_zero.symm : (0 : α → E) = μ[0|m])]
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.359_0.yd50cWAuCo6hlry
theorem condexp_nonneg {E} [NormedLatticeAddCommGroup E] [CompleteSpace E] [NormedSpace ℝ E] [OrderedSMul ℝ E] {f : α → E} (hf : 0 ≤ᵐ[μ] f) : 0 ≤ᵐ[μ] μ[f|m]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case neg α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝¹⁰ : IsROrC 𝕜 inst✝⁹ : NormedAddCommGroup F inst✝⁸ : NormedSpace 𝕜 F inst✝⁷ : NormedAddCommGroup F' inst✝⁶ : NormedSpace 𝕜 F' inst✝⁵ : NormedSpace ℝ F' inst✝⁴ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g : α → F' s : Set α...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
rw [condexp_undef hfint]
theorem condexp_nonneg {E} [NormedLatticeAddCommGroup E] [CompleteSpace E] [NormedSpace ℝ E] [OrderedSMul ℝ E] {f : α → E} (hf : 0 ≤ᵐ[μ] f) : 0 ≤ᵐ[μ] μ[f|m] := by by_cases hfint : Integrable f μ · rw [(condexp_zero.symm : (0 : α → E) = μ[0|m])] exact condexp_mono (integrable_zero _ _ _) hfint hf ·
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.359_0.yd50cWAuCo6hlry
theorem condexp_nonneg {E} [NormedLatticeAddCommGroup E] [CompleteSpace E] [NormedSpace ℝ E] [OrderedSMul ℝ E] {f : α → E} (hf : 0 ≤ᵐ[μ] f) : 0 ≤ᵐ[μ] μ[f|m]
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝¹⁰ : IsROrC 𝕜 inst✝⁹ : NormedAddCommGroup F inst✝⁸ : NormedSpace 𝕜 F inst✝⁷ : NormedAddCommGroup F' inst✝⁶ : NormedSpace 𝕜 F' inst✝⁵ : NormedSpace ℝ F' inst✝⁴ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g : α → F' s : Set α E : Type...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
by_cases hfint : Integrable f μ
theorem condexp_nonpos {E} [NormedLatticeAddCommGroup E] [CompleteSpace E] [NormedSpace ℝ E] [OrderedSMul ℝ E] {f : α → E} (hf : f ≤ᵐ[μ] 0) : μ[f|m] ≤ᵐ[μ] 0 := by
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.367_0.yd50cWAuCo6hlry
theorem condexp_nonpos {E} [NormedLatticeAddCommGroup E] [CompleteSpace E] [NormedSpace ℝ E] [OrderedSMul ℝ E] {f : α → E} (hf : f ≤ᵐ[μ] 0) : μ[f|m] ≤ᵐ[μ] 0
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case pos α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝¹⁰ : IsROrC 𝕜 inst✝⁹ : NormedAddCommGroup F inst✝⁸ : NormedSpace 𝕜 F inst✝⁷ : NormedAddCommGroup F' inst✝⁶ : NormedSpace 𝕜 F' inst✝⁵ : NormedSpace ℝ F' inst✝⁴ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g : α → F' s : Set α...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
rw [(condexp_zero.symm : (0 : α → E) = μ[0|m])]
theorem condexp_nonpos {E} [NormedLatticeAddCommGroup E] [CompleteSpace E] [NormedSpace ℝ E] [OrderedSMul ℝ E] {f : α → E} (hf : f ≤ᵐ[μ] 0) : μ[f|m] ≤ᵐ[μ] 0 := by by_cases hfint : Integrable f μ ·
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.367_0.yd50cWAuCo6hlry
theorem condexp_nonpos {E} [NormedLatticeAddCommGroup E] [CompleteSpace E] [NormedSpace ℝ E] [OrderedSMul ℝ E] {f : α → E} (hf : f ≤ᵐ[μ] 0) : μ[f|m] ≤ᵐ[μ] 0
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case pos α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝¹⁰ : IsROrC 𝕜 inst✝⁹ : NormedAddCommGroup F inst✝⁸ : NormedSpace 𝕜 F inst✝⁷ : NormedAddCommGroup F' inst✝⁶ : NormedSpace 𝕜 F' inst✝⁵ : NormedSpace ℝ F' inst✝⁴ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g : α → F' s : Set α...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
exact condexp_mono hfint (integrable_zero _ _ _) hf
theorem condexp_nonpos {E} [NormedLatticeAddCommGroup E] [CompleteSpace E] [NormedSpace ℝ E] [OrderedSMul ℝ E] {f : α → E} (hf : f ≤ᵐ[μ] 0) : μ[f|m] ≤ᵐ[μ] 0 := by by_cases hfint : Integrable f μ · rw [(condexp_zero.symm : (0 : α → E) = μ[0|m])]
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.367_0.yd50cWAuCo6hlry
theorem condexp_nonpos {E} [NormedLatticeAddCommGroup E] [CompleteSpace E] [NormedSpace ℝ E] [OrderedSMul ℝ E] {f : α → E} (hf : f ≤ᵐ[μ] 0) : μ[f|m] ≤ᵐ[μ] 0
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case neg α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝¹⁰ : IsROrC 𝕜 inst✝⁹ : NormedAddCommGroup F inst✝⁸ : NormedSpace 𝕜 F inst✝⁷ : NormedAddCommGroup F' inst✝⁶ : NormedSpace 𝕜 F' inst✝⁵ : NormedSpace ℝ F' inst✝⁴ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g : α → F' s : Set α...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
rw [condexp_undef hfint]
theorem condexp_nonpos {E} [NormedLatticeAddCommGroup E] [CompleteSpace E] [NormedSpace ℝ E] [OrderedSMul ℝ E] {f : α → E} (hf : f ≤ᵐ[μ] 0) : μ[f|m] ≤ᵐ[μ] 0 := by by_cases hfint : Integrable f μ · rw [(condexp_zero.symm : (0 : α → E) = μ[0|m])] exact condexp_mono hfint (integrable_zero _ _ _) hf ·
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.367_0.yd50cWAuCo6hlry
theorem condexp_nonpos {E} [NormedLatticeAddCommGroup E] [CompleteSpace E] [NormedSpace ℝ E] [OrderedSMul ℝ E] {f : α → E} (hf : f ≤ᵐ[μ] 0) : μ[f|m] ≤ᵐ[μ] 0
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g✝ : α → F' s : Set α fs gs : ℕ...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
by_cases hm : m ≤ m0
/-- If two sequences of functions have a.e. equal conditional expectations at each step, converge and verify dominated convergence hypotheses, then the conditional expectations of their limits are a.e. equal. -/ theorem tendsto_condexp_unique (fs gs : ℕ → α → F') (f g : α → F') (hfs_int : ∀ n, Integrable (fs n) μ) ...
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.388_0.yd50cWAuCo6hlry
/-- If two sequences of functions have a.e. equal conditional expectations at each step, converge and verify dominated convergence hypotheses, then the conditional expectations of their limits are a.e. equal. -/ theorem tendsto_condexp_unique (fs gs : ℕ → α → F') (f g : α → F') (hfs_int : ∀ n, Integrable (fs n) μ) ...
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case pos α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g✝ : α → F' s : Set α ...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
swap
/-- If two sequences of functions have a.e. equal conditional expectations at each step, converge and verify dominated convergence hypotheses, then the conditional expectations of their limits are a.e. equal. -/ theorem tendsto_condexp_unique (fs gs : ℕ → α → F') (f g : α → F') (hfs_int : ∀ n, Integrable (fs n) μ) ...
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.388_0.yd50cWAuCo6hlry
/-- If two sequences of functions have a.e. equal conditional expectations at each step, converge and verify dominated convergence hypotheses, then the conditional expectations of their limits are a.e. equal. -/ theorem tendsto_condexp_unique (fs gs : ℕ → α → F') (f g : α → F') (hfs_int : ∀ n, Integrable (fs n) μ) ...
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case neg α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g✝ : α → F' s : Set α ...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
simp_rw [condexp_of_not_le hm]
/-- If two sequences of functions have a.e. equal conditional expectations at each step, converge and verify dominated convergence hypotheses, then the conditional expectations of their limits are a.e. equal. -/ theorem tendsto_condexp_unique (fs gs : ℕ → α → F') (f g : α → F') (hfs_int : ∀ n, Integrable (fs n) μ) ...
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.388_0.yd50cWAuCo6hlry
/-- If two sequences of functions have a.e. equal conditional expectations at each step, converge and verify dominated convergence hypotheses, then the conditional expectations of their limits are a.e. equal. -/ theorem tendsto_condexp_unique (fs gs : ℕ → α → F') (f g : α → F') (hfs_int : ∀ n, Integrable (fs n) μ) ...
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case neg α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g✝ : α → F' s : Set α ...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
rfl
/-- If two sequences of functions have a.e. equal conditional expectations at each step, converge and verify dominated convergence hypotheses, then the conditional expectations of their limits are a.e. equal. -/ theorem tendsto_condexp_unique (fs gs : ℕ → α → F') (f g : α → F') (hfs_int : ∀ n, Integrable (fs n) μ) ...
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.388_0.yd50cWAuCo6hlry
/-- If two sequences of functions have a.e. equal conditional expectations at each step, converge and verify dominated convergence hypotheses, then the conditional expectations of their limits are a.e. equal. -/ theorem tendsto_condexp_unique (fs gs : ℕ → α → F') (f g : α → F') (hfs_int : ∀ n, Integrable (fs n) μ) ...
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case pos α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g✝ : α → F' s : Set α ...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
by_cases hμm : SigmaFinite (μ.trim hm)
/-- If two sequences of functions have a.e. equal conditional expectations at each step, converge and verify dominated convergence hypotheses, then the conditional expectations of their limits are a.e. equal. -/ theorem tendsto_condexp_unique (fs gs : ℕ → α → F') (f g : α → F') (hfs_int : ∀ n, Integrable (fs n) μ) ...
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.388_0.yd50cWAuCo6hlry
/-- If two sequences of functions have a.e. equal conditional expectations at each step, converge and verify dominated convergence hypotheses, then the conditional expectations of their limits are a.e. equal. -/ theorem tendsto_condexp_unique (fs gs : ℕ → α → F') (f g : α → F') (hfs_int : ∀ n, Integrable (fs n) μ) ...
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case pos α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g✝ : α → F' s : Set α ...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
swap
/-- If two sequences of functions have a.e. equal conditional expectations at each step, converge and verify dominated convergence hypotheses, then the conditional expectations of their limits are a.e. equal. -/ theorem tendsto_condexp_unique (fs gs : ℕ → α → F') (f g : α → F') (hfs_int : ∀ n, Integrable (fs n) μ) ...
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.388_0.yd50cWAuCo6hlry
/-- If two sequences of functions have a.e. equal conditional expectations at each step, converge and verify dominated convergence hypotheses, then the conditional expectations of their limits are a.e. equal. -/ theorem tendsto_condexp_unique (fs gs : ℕ → α → F') (f g : α → F') (hfs_int : ∀ n, Integrable (fs n) μ) ...
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case neg α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g✝ : α → F' s : Set α ...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
simp_rw [condexp_of_not_sigmaFinite hm hμm]
/-- If two sequences of functions have a.e. equal conditional expectations at each step, converge and verify dominated convergence hypotheses, then the conditional expectations of their limits are a.e. equal. -/ theorem tendsto_condexp_unique (fs gs : ℕ → α → F') (f g : α → F') (hfs_int : ∀ n, Integrable (fs n) μ) ...
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.388_0.yd50cWAuCo6hlry
/-- If two sequences of functions have a.e. equal conditional expectations at each step, converge and verify dominated convergence hypotheses, then the conditional expectations of their limits are a.e. equal. -/ theorem tendsto_condexp_unique (fs gs : ℕ → α → F') (f g : α → F') (hfs_int : ∀ n, Integrable (fs n) μ) ...
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case neg α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g✝ : α → F' s : Set α ...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
rfl
/-- If two sequences of functions have a.e. equal conditional expectations at each step, converge and verify dominated convergence hypotheses, then the conditional expectations of their limits are a.e. equal. -/ theorem tendsto_condexp_unique (fs gs : ℕ → α → F') (f g : α → F') (hfs_int : ∀ n, Integrable (fs n) μ) ...
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.388_0.yd50cWAuCo6hlry
/-- If two sequences of functions have a.e. equal conditional expectations at each step, converge and verify dominated convergence hypotheses, then the conditional expectations of their limits are a.e. equal. -/ theorem tendsto_condexp_unique (fs gs : ℕ → α → F') (f g : α → F') (hfs_int : ∀ n, Integrable (fs n) μ) ...
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case pos α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g✝ : α → F' s : Set α ...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
haveI : SigmaFinite (μ.trim hm) := hμm
/-- If two sequences of functions have a.e. equal conditional expectations at each step, converge and verify dominated convergence hypotheses, then the conditional expectations of their limits are a.e. equal. -/ theorem tendsto_condexp_unique (fs gs : ℕ → α → F') (f g : α → F') (hfs_int : ∀ n, Integrable (fs n) μ) ...
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.388_0.yd50cWAuCo6hlry
/-- If two sequences of functions have a.e. equal conditional expectations at each step, converge and verify dominated convergence hypotheses, then the conditional expectations of their limits are a.e. equal. -/ theorem tendsto_condexp_unique (fs gs : ℕ → α → F') (f g : α → F') (hfs_int : ∀ n, Integrable (fs n) μ) ...
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case pos α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g✝ : α → F' s : Set α ...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
refine' (condexp_ae_eq_condexpL1 hm f).trans ((condexp_ae_eq_condexpL1 hm g).trans _).symm
/-- If two sequences of functions have a.e. equal conditional expectations at each step, converge and verify dominated convergence hypotheses, then the conditional expectations of their limits are a.e. equal. -/ theorem tendsto_condexp_unique (fs gs : ℕ → α → F') (f g : α → F') (hfs_int : ∀ n, Integrable (fs n) μ) ...
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.388_0.yd50cWAuCo6hlry
/-- If two sequences of functions have a.e. equal conditional expectations at each step, converge and verify dominated convergence hypotheses, then the conditional expectations of their limits are a.e. equal. -/ theorem tendsto_condexp_unique (fs gs : ℕ → α → F') (f g : α → F') (hfs_int : ∀ n, Integrable (fs n) μ) ...
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case pos α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g✝ : α → F' s : Set α ...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
rw [← Lp.ext_iff]
/-- If two sequences of functions have a.e. equal conditional expectations at each step, converge and verify dominated convergence hypotheses, then the conditional expectations of their limits are a.e. equal. -/ theorem tendsto_condexp_unique (fs gs : ℕ → α → F') (f g : α → F') (hfs_int : ∀ n, Integrable (fs n) μ) ...
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.388_0.yd50cWAuCo6hlry
/-- If two sequences of functions have a.e. equal conditional expectations at each step, converge and verify dominated convergence hypotheses, then the conditional expectations of their limits are a.e. equal. -/ theorem tendsto_condexp_unique (fs gs : ℕ → α → F') (f g : α → F') (hfs_int : ∀ n, Integrable (fs n) μ) ...
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case pos α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g✝ : α → F' s : Set α ...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
have hn_eq : ∀ n, condexpL1 hm μ (gs n) = condexpL1 hm μ (fs n) := by intro n ext1 refine' (condexp_ae_eq_condexpL1 hm (gs n)).symm.trans ((hfg n).symm.trans _) exact condexp_ae_eq_condexpL1 hm (fs n)
/-- If two sequences of functions have a.e. equal conditional expectations at each step, converge and verify dominated convergence hypotheses, then the conditional expectations of their limits are a.e. equal. -/ theorem tendsto_condexp_unique (fs gs : ℕ → α → F') (f g : α → F') (hfs_int : ∀ n, Integrable (fs n) μ) ...
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.388_0.yd50cWAuCo6hlry
/-- If two sequences of functions have a.e. equal conditional expectations at each step, converge and verify dominated convergence hypotheses, then the conditional expectations of their limits are a.e. equal. -/ theorem tendsto_condexp_unique (fs gs : ℕ → α → F') (f g : α → F') (hfs_int : ∀ n, Integrable (fs n) μ) ...
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g✝ : α → F' s : Set α fs gs : ℕ...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
intro n
/-- If two sequences of functions have a.e. equal conditional expectations at each step, converge and verify dominated convergence hypotheses, then the conditional expectations of their limits are a.e. equal. -/ theorem tendsto_condexp_unique (fs gs : ℕ → α → F') (f g : α → F') (hfs_int : ∀ n, Integrable (fs n) μ) ...
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.388_0.yd50cWAuCo6hlry
/-- If two sequences of functions have a.e. equal conditional expectations at each step, converge and verify dominated convergence hypotheses, then the conditional expectations of their limits are a.e. equal. -/ theorem tendsto_condexp_unique (fs gs : ℕ → α → F') (f g : α → F') (hfs_int : ∀ n, Integrable (fs n) μ) ...
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g✝ : α → F' s : Set α fs gs : ℕ...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
ext1
/-- If two sequences of functions have a.e. equal conditional expectations at each step, converge and verify dominated convergence hypotheses, then the conditional expectations of their limits are a.e. equal. -/ theorem tendsto_condexp_unique (fs gs : ℕ → α → F') (f g : α → F') (hfs_int : ∀ n, Integrable (fs n) μ) ...
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.388_0.yd50cWAuCo6hlry
/-- If two sequences of functions have a.e. equal conditional expectations at each step, converge and verify dominated convergence hypotheses, then the conditional expectations of their limits are a.e. equal. -/ theorem tendsto_condexp_unique (fs gs : ℕ → α → F') (f g : α → F') (hfs_int : ∀ n, Integrable (fs n) μ) ...
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case h α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g✝ : α → F' s : Set α fs...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
refine' (condexp_ae_eq_condexpL1 hm (gs n)).symm.trans ((hfg n).symm.trans _)
/-- If two sequences of functions have a.e. equal conditional expectations at each step, converge and verify dominated convergence hypotheses, then the conditional expectations of their limits are a.e. equal. -/ theorem tendsto_condexp_unique (fs gs : ℕ → α → F') (f g : α → F') (hfs_int : ∀ n, Integrable (fs n) μ) ...
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.388_0.yd50cWAuCo6hlry
/-- If two sequences of functions have a.e. equal conditional expectations at each step, converge and verify dominated convergence hypotheses, then the conditional expectations of their limits are a.e. equal. -/ theorem tendsto_condexp_unique (fs gs : ℕ → α → F') (f g : α → F') (hfs_int : ∀ n, Integrable (fs n) μ) ...
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case h α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g✝ : α → F' s : Set α fs...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
exact condexp_ae_eq_condexpL1 hm (fs n)
/-- If two sequences of functions have a.e. equal conditional expectations at each step, converge and verify dominated convergence hypotheses, then the conditional expectations of their limits are a.e. equal. -/ theorem tendsto_condexp_unique (fs gs : ℕ → α → F') (f g : α → F') (hfs_int : ∀ n, Integrable (fs n) μ) ...
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.388_0.yd50cWAuCo6hlry
/-- If two sequences of functions have a.e. equal conditional expectations at each step, converge and verify dominated convergence hypotheses, then the conditional expectations of their limits are a.e. equal. -/ theorem tendsto_condexp_unique (fs gs : ℕ → α → F') (f g : α → F') (hfs_int : ∀ n, Integrable (fs n) μ) ...
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case pos α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g✝ : α → F' s : Set α ...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
have hcond_fs : Tendsto (fun n => condexpL1 hm μ (fs n)) atTop (𝓝 (condexpL1 hm μ f)) := tendsto_condexpL1_of_dominated_convergence hm _ (fun n => (hfs_int n).1) h_int_bound_fs hfs_bound hfs
/-- If two sequences of functions have a.e. equal conditional expectations at each step, converge and verify dominated convergence hypotheses, then the conditional expectations of their limits are a.e. equal. -/ theorem tendsto_condexp_unique (fs gs : ℕ → α → F') (f g : α → F') (hfs_int : ∀ n, Integrable (fs n) μ) ...
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.388_0.yd50cWAuCo6hlry
/-- If two sequences of functions have a.e. equal conditional expectations at each step, converge and verify dominated convergence hypotheses, then the conditional expectations of their limits are a.e. equal. -/ theorem tendsto_condexp_unique (fs gs : ℕ → α → F') (f g : α → F') (hfs_int : ∀ n, Integrable (fs n) μ) ...
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case pos α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g✝ : α → F' s : Set α ...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
have hcond_gs : Tendsto (fun n => condexpL1 hm μ (gs n)) atTop (𝓝 (condexpL1 hm μ g)) := tendsto_condexpL1_of_dominated_convergence hm _ (fun n => (hgs_int n).1) h_int_bound_gs hgs_bound hgs
/-- If two sequences of functions have a.e. equal conditional expectations at each step, converge and verify dominated convergence hypotheses, then the conditional expectations of their limits are a.e. equal. -/ theorem tendsto_condexp_unique (fs gs : ℕ → α → F') (f g : α → F') (hfs_int : ∀ n, Integrable (fs n) μ) ...
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.388_0.yd50cWAuCo6hlry
/-- If two sequences of functions have a.e. equal conditional expectations at each step, converge and verify dominated convergence hypotheses, then the conditional expectations of their limits are a.e. equal. -/ theorem tendsto_condexp_unique (fs gs : ℕ → α → F') (f g : α → F') (hfs_int : ∀ n, Integrable (fs n) μ) ...
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
case pos α : Type u_1 F : Type u_2 F' : Type u_3 𝕜 : Type u_4 p : ℝ≥0∞ inst✝⁶ : IsROrC 𝕜 inst✝⁵ : NormedAddCommGroup F inst✝⁴ : NormedSpace 𝕜 F inst✝³ : NormedAddCommGroup F' inst✝² : NormedSpace 𝕜 F' inst✝¹ : NormedSpace ℝ F' inst✝ : CompleteSpace F' m m0 : MeasurableSpace α μ : Measure α f✝ g✝ : α → F' s : Set α ...
/- Copyright (c) 2021 Rémy Degenne. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Rémy Degenne -/ import Mathlib.MeasureTheory.Function.ConditionalExpectation.CondexpL1 #align_import measure_theory.function.conditional_expectation.basic from "leanprover-community/mat...
exact tendsto_nhds_unique_of_eventuallyEq hcond_gs hcond_fs (eventually_of_forall hn_eq)
/-- If two sequences of functions have a.e. equal conditional expectations at each step, converge and verify dominated convergence hypotheses, then the conditional expectations of their limits are a.e. equal. -/ theorem tendsto_condexp_unique (fs gs : ℕ → α → F') (f g : α → F') (hfs_int : ∀ n, Integrable (fs n) μ) ...
Mathlib.MeasureTheory.Function.ConditionalExpectation.Basic.388_0.yd50cWAuCo6hlry
/-- If two sequences of functions have a.e. equal conditional expectations at each step, converge and verify dominated convergence hypotheses, then the conditional expectations of their limits are a.e. equal. -/ theorem tendsto_condexp_unique (fs gs : ℕ → α → F') (f g : α → F') (hfs_int : ∀ n, Integrable (fs n) μ) ...
Mathlib_MeasureTheory_Function_ConditionalExpectation_Basic
C : Type u_2 inst✝¹ : Category.{u_1, u_2} C inst✝ : Abelian C X Y : C S S₁ S₂ : ShortComplex C f : X ⟶ Y ⊢ Epi f ↔ ∀ ⦃A : C⦄ (y : A ⟶ Y), ∃ A' π, ∃ (_ : Epi π), ∃ x, π ≫ y = x ≫ f
/- Copyright (c) 2023 Joël Riou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Joël Riou -/ import Mathlib.Algebra.Homology.ShortComplex.Exact /-! # Refinements In order to prove injectivity/surjectivity/exactness properties for diagrams in the category of abelian g...
constructor
lemma epi_iff_surjective_up_to_refinements (f : X ⟶ Y) : Epi f ↔ ∀ ⦃A : C⦄ (y : A ⟶ Y), ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x : A' ⟶ X), π ≫ y = x ≫ f := by
Mathlib.CategoryTheory.Abelian.Refinements.81_0.V6xug7mjcHzOwwS
lemma epi_iff_surjective_up_to_refinements (f : X ⟶ Y) : Epi f ↔ ∀ ⦃A : C⦄ (y : A ⟶ Y), ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x : A' ⟶ X), π ≫ y = x ≫ f
Mathlib_CategoryTheory_Abelian_Refinements
case mp C : Type u_2 inst✝¹ : Category.{u_1, u_2} C inst✝ : Abelian C X Y : C S S₁ S₂ : ShortComplex C f : X ⟶ Y ⊢ Epi f → ∀ ⦃A : C⦄ (y : A ⟶ Y), ∃ A' π, ∃ (_ : Epi π), ∃ x, π ≫ y = x ≫ f
/- Copyright (c) 2023 Joël Riou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Joël Riou -/ import Mathlib.Algebra.Homology.ShortComplex.Exact /-! # Refinements In order to prove injectivity/surjectivity/exactness properties for diagrams in the category of abelian g...
intro _ A a
lemma epi_iff_surjective_up_to_refinements (f : X ⟶ Y) : Epi f ↔ ∀ ⦃A : C⦄ (y : A ⟶ Y), ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x : A' ⟶ X), π ≫ y = x ≫ f := by constructor ·
Mathlib.CategoryTheory.Abelian.Refinements.81_0.V6xug7mjcHzOwwS
lemma epi_iff_surjective_up_to_refinements (f : X ⟶ Y) : Epi f ↔ ∀ ⦃A : C⦄ (y : A ⟶ Y), ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x : A' ⟶ X), π ≫ y = x ≫ f
Mathlib_CategoryTheory_Abelian_Refinements
case mp C : Type u_2 inst✝¹ : Category.{u_1, u_2} C inst✝ : Abelian C X Y : C S S₁ S₂ : ShortComplex C f : X ⟶ Y a✝ : Epi f A : C a : A ⟶ Y ⊢ ∃ A' π, ∃ (_ : Epi π), ∃ x, π ≫ a = x ≫ f
/- Copyright (c) 2023 Joël Riou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Joël Riou -/ import Mathlib.Algebra.Homology.ShortComplex.Exact /-! # Refinements In order to prove injectivity/surjectivity/exactness properties for diagrams in the category of abelian g...
exact ⟨pullback a f, pullback.fst, inferInstance, pullback.snd, pullback.condition⟩
lemma epi_iff_surjective_up_to_refinements (f : X ⟶ Y) : Epi f ↔ ∀ ⦃A : C⦄ (y : A ⟶ Y), ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x : A' ⟶ X), π ≫ y = x ≫ f := by constructor · intro _ A a
Mathlib.CategoryTheory.Abelian.Refinements.81_0.V6xug7mjcHzOwwS
lemma epi_iff_surjective_up_to_refinements (f : X ⟶ Y) : Epi f ↔ ∀ ⦃A : C⦄ (y : A ⟶ Y), ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x : A' ⟶ X), π ≫ y = x ≫ f
Mathlib_CategoryTheory_Abelian_Refinements
case mpr C : Type u_2 inst✝¹ : Category.{u_1, u_2} C inst✝ : Abelian C X Y : C S S₁ S₂ : ShortComplex C f : X ⟶ Y ⊢ (∀ ⦃A : C⦄ (y : A ⟶ Y), ∃ A' π, ∃ (_ : Epi π), ∃ x, π ≫ y = x ≫ f) → Epi f
/- Copyright (c) 2023 Joël Riou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Joël Riou -/ import Mathlib.Algebra.Homology.ShortComplex.Exact /-! # Refinements In order to prove injectivity/surjectivity/exactness properties for diagrams in the category of abelian g...
intro hf
lemma epi_iff_surjective_up_to_refinements (f : X ⟶ Y) : Epi f ↔ ∀ ⦃A : C⦄ (y : A ⟶ Y), ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x : A' ⟶ X), π ≫ y = x ≫ f := by constructor · intro _ A a exact ⟨pullback a f, pullback.fst, inferInstance, pullback.snd, pullback.condition⟩ ·
Mathlib.CategoryTheory.Abelian.Refinements.81_0.V6xug7mjcHzOwwS
lemma epi_iff_surjective_up_to_refinements (f : X ⟶ Y) : Epi f ↔ ∀ ⦃A : C⦄ (y : A ⟶ Y), ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x : A' ⟶ X), π ≫ y = x ≫ f
Mathlib_CategoryTheory_Abelian_Refinements
case mpr C : Type u_2 inst✝¹ : Category.{u_1, u_2} C inst✝ : Abelian C X Y : C S S₁ S₂ : ShortComplex C f : X ⟶ Y hf : ∀ ⦃A : C⦄ (y : A ⟶ Y), ∃ A' π, ∃ (_ : Epi π), ∃ x, π ≫ y = x ≫ f ⊢ Epi f
/- Copyright (c) 2023 Joël Riou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Joël Riou -/ import Mathlib.Algebra.Homology.ShortComplex.Exact /-! # Refinements In order to prove injectivity/surjectivity/exactness properties for diagrams in the category of abelian g...
obtain ⟨A, π, hπ, a', fac⟩ := hf (𝟙 Y)
lemma epi_iff_surjective_up_to_refinements (f : X ⟶ Y) : Epi f ↔ ∀ ⦃A : C⦄ (y : A ⟶ Y), ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x : A' ⟶ X), π ≫ y = x ≫ f := by constructor · intro _ A a exact ⟨pullback a f, pullback.fst, inferInstance, pullback.snd, pullback.condition⟩ · intro hf
Mathlib.CategoryTheory.Abelian.Refinements.81_0.V6xug7mjcHzOwwS
lemma epi_iff_surjective_up_to_refinements (f : X ⟶ Y) : Epi f ↔ ∀ ⦃A : C⦄ (y : A ⟶ Y), ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x : A' ⟶ X), π ≫ y = x ≫ f
Mathlib_CategoryTheory_Abelian_Refinements
case mpr.intro.intro.intro.intro C : Type u_2 inst✝¹ : Category.{u_1, u_2} C inst✝ : Abelian C X Y : C S S₁ S₂ : ShortComplex C f : X ⟶ Y hf : ∀ ⦃A : C⦄ (y : A ⟶ Y), ∃ A' π, ∃ (_ : Epi π), ∃ x, π ≫ y = x ≫ f A : C π : A ⟶ Y hπ : Epi π a' : A ⟶ X fac : π ≫ 𝟙 Y = a' ≫ f ⊢ Epi f
/- Copyright (c) 2023 Joël Riou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Joël Riou -/ import Mathlib.Algebra.Homology.ShortComplex.Exact /-! # Refinements In order to prove injectivity/surjectivity/exactness properties for diagrams in the category of abelian g...
rw [comp_id] at fac
lemma epi_iff_surjective_up_to_refinements (f : X ⟶ Y) : Epi f ↔ ∀ ⦃A : C⦄ (y : A ⟶ Y), ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x : A' ⟶ X), π ≫ y = x ≫ f := by constructor · intro _ A a exact ⟨pullback a f, pullback.fst, inferInstance, pullback.snd, pullback.condition⟩ · intro hf obtain ⟨A, π, hπ,...
Mathlib.CategoryTheory.Abelian.Refinements.81_0.V6xug7mjcHzOwwS
lemma epi_iff_surjective_up_to_refinements (f : X ⟶ Y) : Epi f ↔ ∀ ⦃A : C⦄ (y : A ⟶ Y), ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x : A' ⟶ X), π ≫ y = x ≫ f
Mathlib_CategoryTheory_Abelian_Refinements
case mpr.intro.intro.intro.intro C : Type u_2 inst✝¹ : Category.{u_1, u_2} C inst✝ : Abelian C X Y : C S S₁ S₂ : ShortComplex C f : X ⟶ Y hf : ∀ ⦃A : C⦄ (y : A ⟶ Y), ∃ A' π, ∃ (_ : Epi π), ∃ x, π ≫ y = x ≫ f A : C π : A ⟶ Y hπ : Epi π a' : A ⟶ X fac : π = a' ≫ f ⊢ Epi f
/- Copyright (c) 2023 Joël Riou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Joël Riou -/ import Mathlib.Algebra.Homology.ShortComplex.Exact /-! # Refinements In order to prove injectivity/surjectivity/exactness properties for diagrams in the category of abelian g...
exact epi_of_epi_fac fac.symm
lemma epi_iff_surjective_up_to_refinements (f : X ⟶ Y) : Epi f ↔ ∀ ⦃A : C⦄ (y : A ⟶ Y), ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x : A' ⟶ X), π ≫ y = x ≫ f := by constructor · intro _ A a exact ⟨pullback a f, pullback.fst, inferInstance, pullback.snd, pullback.condition⟩ · intro hf obtain ⟨A, π, hπ,...
Mathlib.CategoryTheory.Abelian.Refinements.81_0.V6xug7mjcHzOwwS
lemma epi_iff_surjective_up_to_refinements (f : X ⟶ Y) : Epi f ↔ ∀ ⦃A : C⦄ (y : A ⟶ Y), ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x : A' ⟶ X), π ≫ y = x ≫ f
Mathlib_CategoryTheory_Abelian_Refinements
C : Type u_1 inst✝¹ : Category.{u_2, u_1} C inst✝ : Abelian C X Y : C S S₁ S₂ : ShortComplex C ⊢ Exact S ↔ ∀ ⦃A : C⦄ (x₂ : A ⟶ S.X₂), x₂ ≫ S.g = 0 → ∃ A' π, ∃ (_ : Epi π), ∃ x₁, π ≫ x₂ = x₁ ≫ S.f
/- Copyright (c) 2023 Joël Riou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Joël Riou -/ import Mathlib.Algebra.Homology.ShortComplex.Exact /-! # Refinements In order to prove injectivity/surjectivity/exactness properties for diagrams in the category of abelian g...
rw [S.exact_iff_epi_toCycles, epi_iff_surjective_up_to_refinements]
lemma ShortComplex.exact_iff_exact_up_to_refinements : S.Exact ↔ ∀ ⦃A : C⦄ (x₂ : A ⟶ S.X₂) (_ : x₂ ≫ S.g = 0), ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x₁ : A' ⟶ S.X₁), π ≫ x₂ = x₁ ≫ S.f := by
Mathlib.CategoryTheory.Abelian.Refinements.96_0.V6xug7mjcHzOwwS
lemma ShortComplex.exact_iff_exact_up_to_refinements : S.Exact ↔ ∀ ⦃A : C⦄ (x₂ : A ⟶ S.X₂) (_ : x₂ ≫ S.g = 0), ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x₁ : A' ⟶ S.X₁), π ≫ x₂ = x₁ ≫ S.f
Mathlib_CategoryTheory_Abelian_Refinements
C : Type u_1 inst✝¹ : Category.{u_2, u_1} C inst✝ : Abelian C X Y : C S S₁ S₂ : ShortComplex C ⊢ (∀ ⦃A : C⦄ (y : A ⟶ cycles S), ∃ A' π, ∃ (_ : Epi π), ∃ x, π ≫ y = x ≫ toCycles S) ↔ ∀ ⦃A : C⦄ (x₂ : A ⟶ S.X₂), x₂ ≫ S.g = 0 → ∃ A' π, ∃ (_ : Epi π), ∃ x₁, π ≫ x₂ = x₁ ≫ S.f
/- Copyright (c) 2023 Joël Riou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Joël Riou -/ import Mathlib.Algebra.Homology.ShortComplex.Exact /-! # Refinements In order to prove injectivity/surjectivity/exactness properties for diagrams in the category of abelian g...
constructor
lemma ShortComplex.exact_iff_exact_up_to_refinements : S.Exact ↔ ∀ ⦃A : C⦄ (x₂ : A ⟶ S.X₂) (_ : x₂ ≫ S.g = 0), ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x₁ : A' ⟶ S.X₁), π ≫ x₂ = x₁ ≫ S.f := by rw [S.exact_iff_epi_toCycles, epi_iff_surjective_up_to_refinements]
Mathlib.CategoryTheory.Abelian.Refinements.96_0.V6xug7mjcHzOwwS
lemma ShortComplex.exact_iff_exact_up_to_refinements : S.Exact ↔ ∀ ⦃A : C⦄ (x₂ : A ⟶ S.X₂) (_ : x₂ ≫ S.g = 0), ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x₁ : A' ⟶ S.X₁), π ≫ x₂ = x₁ ≫ S.f
Mathlib_CategoryTheory_Abelian_Refinements
case mp C : Type u_1 inst✝¹ : Category.{u_2, u_1} C inst✝ : Abelian C X Y : C S S₁ S₂ : ShortComplex C ⊢ (∀ ⦃A : C⦄ (y : A ⟶ cycles S), ∃ A' π, ∃ (_ : Epi π), ∃ x, π ≫ y = x ≫ toCycles S) → ∀ ⦃A : C⦄ (x₂ : A ⟶ S.X₂), x₂ ≫ S.g = 0 → ∃ A' π, ∃ (_ : Epi π), ∃ x₁, π ≫ x₂ = x₁ ≫ S.f
/- Copyright (c) 2023 Joël Riou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Joël Riou -/ import Mathlib.Algebra.Homology.ShortComplex.Exact /-! # Refinements In order to prove injectivity/surjectivity/exactness properties for diagrams in the category of abelian g...
intro hS A a ha
lemma ShortComplex.exact_iff_exact_up_to_refinements : S.Exact ↔ ∀ ⦃A : C⦄ (x₂ : A ⟶ S.X₂) (_ : x₂ ≫ S.g = 0), ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x₁ : A' ⟶ S.X₁), π ≫ x₂ = x₁ ≫ S.f := by rw [S.exact_iff_epi_toCycles, epi_iff_surjective_up_to_refinements] constructor ·
Mathlib.CategoryTheory.Abelian.Refinements.96_0.V6xug7mjcHzOwwS
lemma ShortComplex.exact_iff_exact_up_to_refinements : S.Exact ↔ ∀ ⦃A : C⦄ (x₂ : A ⟶ S.X₂) (_ : x₂ ≫ S.g = 0), ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x₁ : A' ⟶ S.X₁), π ≫ x₂ = x₁ ≫ S.f
Mathlib_CategoryTheory_Abelian_Refinements
case mp C : Type u_1 inst✝¹ : Category.{u_2, u_1} C inst✝ : Abelian C X Y : C S S₁ S₂ : ShortComplex C hS : ∀ ⦃A : C⦄ (y : A ⟶ cycles S), ∃ A' π, ∃ (_ : Epi π), ∃ x, π ≫ y = x ≫ toCycles S A : C a : A ⟶ S.X₂ ha : a ≫ S.g = 0 ⊢ ∃ A' π, ∃ (_ : Epi π), ∃ x₁, π ≫ a = x₁ ≫ S.f
/- Copyright (c) 2023 Joël Riou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Joël Riou -/ import Mathlib.Algebra.Homology.ShortComplex.Exact /-! # Refinements In order to prove injectivity/surjectivity/exactness properties for diagrams in the category of abelian g...
obtain ⟨A', π, hπ, x₁, fac⟩ := hS (S.liftCycles a ha)
lemma ShortComplex.exact_iff_exact_up_to_refinements : S.Exact ↔ ∀ ⦃A : C⦄ (x₂ : A ⟶ S.X₂) (_ : x₂ ≫ S.g = 0), ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x₁ : A' ⟶ S.X₁), π ≫ x₂ = x₁ ≫ S.f := by rw [S.exact_iff_epi_toCycles, epi_iff_surjective_up_to_refinements] constructor · intro hS A a ha
Mathlib.CategoryTheory.Abelian.Refinements.96_0.V6xug7mjcHzOwwS
lemma ShortComplex.exact_iff_exact_up_to_refinements : S.Exact ↔ ∀ ⦃A : C⦄ (x₂ : A ⟶ S.X₂) (_ : x₂ ≫ S.g = 0), ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x₁ : A' ⟶ S.X₁), π ≫ x₂ = x₁ ≫ S.f
Mathlib_CategoryTheory_Abelian_Refinements
case mp.intro.intro.intro.intro C : Type u_1 inst✝¹ : Category.{u_2, u_1} C inst✝ : Abelian C X Y : C S S₁ S₂ : ShortComplex C hS : ∀ ⦃A : C⦄ (y : A ⟶ cycles S), ∃ A' π, ∃ (_ : Epi π), ∃ x, π ≫ y = x ≫ toCycles S A : C a : A ⟶ S.X₂ ha : a ≫ S.g = 0 A' : C π : A' ⟶ A hπ : Epi π x₁ : A' ⟶ S.X₁ fac : π ≫ liftCycles S a ha...
/- Copyright (c) 2023 Joël Riou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Joël Riou -/ import Mathlib.Algebra.Homology.ShortComplex.Exact /-! # Refinements In order to prove injectivity/surjectivity/exactness properties for diagrams in the category of abelian g...
exact ⟨A', π, hπ, x₁, by simpa only [assoc, liftCycles_i, toCycles_i] using fac =≫ S.iCycles⟩
lemma ShortComplex.exact_iff_exact_up_to_refinements : S.Exact ↔ ∀ ⦃A : C⦄ (x₂ : A ⟶ S.X₂) (_ : x₂ ≫ S.g = 0), ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x₁ : A' ⟶ S.X₁), π ≫ x₂ = x₁ ≫ S.f := by rw [S.exact_iff_epi_toCycles, epi_iff_surjective_up_to_refinements] constructor · intro hS A a ha obtain ⟨A', π...
Mathlib.CategoryTheory.Abelian.Refinements.96_0.V6xug7mjcHzOwwS
lemma ShortComplex.exact_iff_exact_up_to_refinements : S.Exact ↔ ∀ ⦃A : C⦄ (x₂ : A ⟶ S.X₂) (_ : x₂ ≫ S.g = 0), ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x₁ : A' ⟶ S.X₁), π ≫ x₂ = x₁ ≫ S.f
Mathlib_CategoryTheory_Abelian_Refinements
C : Type u_1 inst✝¹ : Category.{u_2, u_1} C inst✝ : Abelian C X Y : C S S₁ S₂ : ShortComplex C hS : ∀ ⦃A : C⦄ (y : A ⟶ cycles S), ∃ A' π, ∃ (_ : Epi π), ∃ x, π ≫ y = x ≫ toCycles S A : C a : A ⟶ S.X₂ ha : a ≫ S.g = 0 A' : C π : A' ⟶ A hπ : Epi π x₁ : A' ⟶ S.X₁ fac : π ≫ liftCycles S a ha = x₁ ≫ toCycles S ⊢ π ≫ a = x₁ ...
/- Copyright (c) 2023 Joël Riou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Joël Riou -/ import Mathlib.Algebra.Homology.ShortComplex.Exact /-! # Refinements In order to prove injectivity/surjectivity/exactness properties for diagrams in the category of abelian g...
simpa only [assoc, liftCycles_i, toCycles_i] using fac =≫ S.iCycles
lemma ShortComplex.exact_iff_exact_up_to_refinements : S.Exact ↔ ∀ ⦃A : C⦄ (x₂ : A ⟶ S.X₂) (_ : x₂ ≫ S.g = 0), ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x₁ : A' ⟶ S.X₁), π ≫ x₂ = x₁ ≫ S.f := by rw [S.exact_iff_epi_toCycles, epi_iff_surjective_up_to_refinements] constructor · intro hS A a ha obtain ⟨A', π...
Mathlib.CategoryTheory.Abelian.Refinements.96_0.V6xug7mjcHzOwwS
lemma ShortComplex.exact_iff_exact_up_to_refinements : S.Exact ↔ ∀ ⦃A : C⦄ (x₂ : A ⟶ S.X₂) (_ : x₂ ≫ S.g = 0), ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x₁ : A' ⟶ S.X₁), π ≫ x₂ = x₁ ≫ S.f
Mathlib_CategoryTheory_Abelian_Refinements
case mpr C : Type u_1 inst✝¹ : Category.{u_2, u_1} C inst✝ : Abelian C X Y : C S S₁ S₂ : ShortComplex C ⊢ (∀ ⦃A : C⦄ (x₂ : A ⟶ S.X₂), x₂ ≫ S.g = 0 → ∃ A' π, ∃ (_ : Epi π), ∃ x₁, π ≫ x₂ = x₁ ≫ S.f) → ∀ ⦃A : C⦄ (y : A ⟶ cycles S), ∃ A' π, ∃ (_ : Epi π), ∃ x, π ≫ y = x ≫ toCycles S
/- Copyright (c) 2023 Joël Riou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Joël Riou -/ import Mathlib.Algebra.Homology.ShortComplex.Exact /-! # Refinements In order to prove injectivity/surjectivity/exactness properties for diagrams in the category of abelian g...
intro hS A a
lemma ShortComplex.exact_iff_exact_up_to_refinements : S.Exact ↔ ∀ ⦃A : C⦄ (x₂ : A ⟶ S.X₂) (_ : x₂ ≫ S.g = 0), ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x₁ : A' ⟶ S.X₁), π ≫ x₂ = x₁ ≫ S.f := by rw [S.exact_iff_epi_toCycles, epi_iff_surjective_up_to_refinements] constructor · intro hS A a ha obtain ⟨A', π...
Mathlib.CategoryTheory.Abelian.Refinements.96_0.V6xug7mjcHzOwwS
lemma ShortComplex.exact_iff_exact_up_to_refinements : S.Exact ↔ ∀ ⦃A : C⦄ (x₂ : A ⟶ S.X₂) (_ : x₂ ≫ S.g = 0), ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x₁ : A' ⟶ S.X₁), π ≫ x₂ = x₁ ≫ S.f
Mathlib_CategoryTheory_Abelian_Refinements
case mpr C : Type u_1 inst✝¹ : Category.{u_2, u_1} C inst✝ : Abelian C X Y : C S S₁ S₂ : ShortComplex C hS : ∀ ⦃A : C⦄ (x₂ : A ⟶ S.X₂), x₂ ≫ S.g = 0 → ∃ A' π, ∃ (_ : Epi π), ∃ x₁, π ≫ x₂ = x₁ ≫ S.f A : C a : A ⟶ cycles S ⊢ ∃ A' π, ∃ (_ : Epi π), ∃ x, π ≫ a = x ≫ toCycles S
/- Copyright (c) 2023 Joël Riou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Joël Riou -/ import Mathlib.Algebra.Homology.ShortComplex.Exact /-! # Refinements In order to prove injectivity/surjectivity/exactness properties for diagrams in the category of abelian g...
obtain ⟨A', π, hπ, x₁, fac⟩ := hS (a ≫ S.iCycles) (by simp)
lemma ShortComplex.exact_iff_exact_up_to_refinements : S.Exact ↔ ∀ ⦃A : C⦄ (x₂ : A ⟶ S.X₂) (_ : x₂ ≫ S.g = 0), ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x₁ : A' ⟶ S.X₁), π ≫ x₂ = x₁ ≫ S.f := by rw [S.exact_iff_epi_toCycles, epi_iff_surjective_up_to_refinements] constructor · intro hS A a ha obtain ⟨A', π...
Mathlib.CategoryTheory.Abelian.Refinements.96_0.V6xug7mjcHzOwwS
lemma ShortComplex.exact_iff_exact_up_to_refinements : S.Exact ↔ ∀ ⦃A : C⦄ (x₂ : A ⟶ S.X₂) (_ : x₂ ≫ S.g = 0), ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x₁ : A' ⟶ S.X₁), π ≫ x₂ = x₁ ≫ S.f
Mathlib_CategoryTheory_Abelian_Refinements
C : Type u_1 inst✝¹ : Category.{u_2, u_1} C inst✝ : Abelian C X Y : C S S₁ S₂ : ShortComplex C hS : ∀ ⦃A : C⦄ (x₂ : A ⟶ S.X₂), x₂ ≫ S.g = 0 → ∃ A' π, ∃ (_ : Epi π), ∃ x₁, π ≫ x₂ = x₁ ≫ S.f A : C a : A ⟶ cycles S ⊢ (a ≫ iCycles S) ≫ S.g = 0
/- Copyright (c) 2023 Joël Riou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Joël Riou -/ import Mathlib.Algebra.Homology.ShortComplex.Exact /-! # Refinements In order to prove injectivity/surjectivity/exactness properties for diagrams in the category of abelian g...
simp
lemma ShortComplex.exact_iff_exact_up_to_refinements : S.Exact ↔ ∀ ⦃A : C⦄ (x₂ : A ⟶ S.X₂) (_ : x₂ ≫ S.g = 0), ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x₁ : A' ⟶ S.X₁), π ≫ x₂ = x₁ ≫ S.f := by rw [S.exact_iff_epi_toCycles, epi_iff_surjective_up_to_refinements] constructor · intro hS A a ha obtain ⟨A', π...
Mathlib.CategoryTheory.Abelian.Refinements.96_0.V6xug7mjcHzOwwS
lemma ShortComplex.exact_iff_exact_up_to_refinements : S.Exact ↔ ∀ ⦃A : C⦄ (x₂ : A ⟶ S.X₂) (_ : x₂ ≫ S.g = 0), ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x₁ : A' ⟶ S.X₁), π ≫ x₂ = x₁ ≫ S.f
Mathlib_CategoryTheory_Abelian_Refinements
case mpr.intro.intro.intro.intro C : Type u_1 inst✝¹ : Category.{u_2, u_1} C inst✝ : Abelian C X Y : C S S₁ S₂ : ShortComplex C hS : ∀ ⦃A : C⦄ (x₂ : A ⟶ S.X₂), x₂ ≫ S.g = 0 → ∃ A' π, ∃ (_ : Epi π), ∃ x₁, π ≫ x₂ = x₁ ≫ S.f A : C a : A ⟶ cycles S A' : C π : A' ⟶ A hπ : Epi π x₁ : A' ⟶ S.X₁ fac : π ≫ a ≫ iCycles S = x₁ ≫ ...
/- Copyright (c) 2023 Joël Riou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Joël Riou -/ import Mathlib.Algebra.Homology.ShortComplex.Exact /-! # Refinements In order to prove injectivity/surjectivity/exactness properties for diagrams in the category of abelian g...
exact ⟨A', π, hπ, x₁, by simp only [← cancel_mono S.iCycles, assoc, toCycles_i, fac]⟩
lemma ShortComplex.exact_iff_exact_up_to_refinements : S.Exact ↔ ∀ ⦃A : C⦄ (x₂ : A ⟶ S.X₂) (_ : x₂ ≫ S.g = 0), ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x₁ : A' ⟶ S.X₁), π ≫ x₂ = x₁ ≫ S.f := by rw [S.exact_iff_epi_toCycles, epi_iff_surjective_up_to_refinements] constructor · intro hS A a ha obtain ⟨A', π...
Mathlib.CategoryTheory.Abelian.Refinements.96_0.V6xug7mjcHzOwwS
lemma ShortComplex.exact_iff_exact_up_to_refinements : S.Exact ↔ ∀ ⦃A : C⦄ (x₂ : A ⟶ S.X₂) (_ : x₂ ≫ S.g = 0), ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x₁ : A' ⟶ S.X₁), π ≫ x₂ = x₁ ≫ S.f
Mathlib_CategoryTheory_Abelian_Refinements
C : Type u_1 inst✝¹ : Category.{u_2, u_1} C inst✝ : Abelian C X Y : C S S₁ S₂ : ShortComplex C hS : ∀ ⦃A : C⦄ (x₂ : A ⟶ S.X₂), x₂ ≫ S.g = 0 → ∃ A' π, ∃ (_ : Epi π), ∃ x₁, π ≫ x₂ = x₁ ≫ S.f A : C a : A ⟶ cycles S A' : C π : A' ⟶ A hπ : Epi π x₁ : A' ⟶ S.X₁ fac : π ≫ a ≫ iCycles S = x₁ ≫ S.f ⊢ π ≫ a = x₁ ≫ toCycles S
/- Copyright (c) 2023 Joël Riou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Joël Riou -/ import Mathlib.Algebra.Homology.ShortComplex.Exact /-! # Refinements In order to prove injectivity/surjectivity/exactness properties for diagrams in the category of abelian g...
simp only [← cancel_mono S.iCycles, assoc, toCycles_i, fac]
lemma ShortComplex.exact_iff_exact_up_to_refinements : S.Exact ↔ ∀ ⦃A : C⦄ (x₂ : A ⟶ S.X₂) (_ : x₂ ≫ S.g = 0), ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x₁ : A' ⟶ S.X₁), π ≫ x₂ = x₁ ≫ S.f := by rw [S.exact_iff_epi_toCycles, epi_iff_surjective_up_to_refinements] constructor · intro hS A a ha obtain ⟨A', π...
Mathlib.CategoryTheory.Abelian.Refinements.96_0.V6xug7mjcHzOwwS
lemma ShortComplex.exact_iff_exact_up_to_refinements : S.Exact ↔ ∀ ⦃A : C⦄ (x₂ : A ⟶ S.X₂) (_ : x₂ ≫ S.g = 0), ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x₁ : A' ⟶ S.X₁), π ≫ x₂ = x₁ ≫ S.f
Mathlib_CategoryTheory_Abelian_Refinements
C : Type u_1 inst✝¹ : Category.{u_2, u_1} C inst✝ : Abelian C X Y : C S S₁ S₂ : ShortComplex C hS : Exact S A : C x₂ : A ⟶ S.X₂ hx₂ : x₂ ≫ S.g = 0 ⊢ ∃ A' π, ∃ (_ : Epi π), ∃ x₁, π ≫ x₂ = x₁ ≫ S.f
/- Copyright (c) 2023 Joël Riou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Joël Riou -/ import Mathlib.Algebra.Homology.ShortComplex.Exact /-! # Refinements In order to prove injectivity/surjectivity/exactness properties for diagrams in the category of abelian g...
rw [ShortComplex.exact_iff_exact_up_to_refinements] at hS
lemma ShortComplex.Exact.exact_up_to_refinements (hS : S.Exact) {A : C} (x₂ : A ⟶ S.X₂) (hx₂ : x₂ ≫ S.g = 0) : ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x₁ : A' ⟶ S.X₁), π ≫ x₂ = x₁ ≫ S.f := by
Mathlib.CategoryTheory.Abelian.Refinements.110_0.V6xug7mjcHzOwwS
lemma ShortComplex.Exact.exact_up_to_refinements (hS : S.Exact) {A : C} (x₂ : A ⟶ S.X₂) (hx₂ : x₂ ≫ S.g = 0) : ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x₁ : A' ⟶ S.X₁), π ≫ x₂ = x₁ ≫ S.f
Mathlib_CategoryTheory_Abelian_Refinements
C : Type u_1 inst✝¹ : Category.{u_2, u_1} C inst✝ : Abelian C X Y : C S S₁ S₂ : ShortComplex C hS : ∀ ⦃A : C⦄ (x₂ : A ⟶ S.X₂), x₂ ≫ S.g = 0 → ∃ A' π, ∃ (_ : Epi π), ∃ x₁, π ≫ x₂ = x₁ ≫ S.f A : C x₂ : A ⟶ S.X₂ hx₂ : x₂ ≫ S.g = 0 ⊢ ∃ A' π, ∃ (_ : Epi π), ∃ x₁, π ≫ x₂ = x₁ ≫ S.f
/- Copyright (c) 2023 Joël Riou. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Joël Riou -/ import Mathlib.Algebra.Homology.ShortComplex.Exact /-! # Refinements In order to prove injectivity/surjectivity/exactness properties for diagrams in the category of abelian g...
exact hS x₂ hx₂
lemma ShortComplex.Exact.exact_up_to_refinements (hS : S.Exact) {A : C} (x₂ : A ⟶ S.X₂) (hx₂ : x₂ ≫ S.g = 0) : ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x₁ : A' ⟶ S.X₁), π ≫ x₂ = x₁ ≫ S.f := by rw [ShortComplex.exact_iff_exact_up_to_refinements] at hS
Mathlib.CategoryTheory.Abelian.Refinements.110_0.V6xug7mjcHzOwwS
lemma ShortComplex.Exact.exact_up_to_refinements (hS : S.Exact) {A : C} (x₂ : A ⟶ S.X₂) (hx₂ : x₂ ≫ S.g = 0) : ∃ (A' : C) (π : A' ⟶ A) (_ : Epi π) (x₁ : A' ⟶ S.X₁), π ≫ x₂ = x₁ ≫ S.f
Mathlib_CategoryTheory_Abelian_Refinements
𝕜 : Type u_1 𝕝 : Type u_2 E : Type u_3 F : Type u_4 β : Type u_5 inst✝⁶ : OrderedSemiring 𝕜 inst✝⁵ : TopologicalSpace E inst✝⁴ : TopologicalSpace F inst✝³ : AddCommMonoid E inst✝² : AddCommMonoid F inst✝¹ : SMul 𝕜 E inst✝ : SMul 𝕜 F s : Set E x y : E a b : 𝕜 ⊢ StrictConvex 𝕜 univ
/- Copyright (c) 2021 Yaël Dillies. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Yaël Dillies -/ import Mathlib.Analysis.Convex.Basic import Mathlib.Topology.Algebra.Order.Group #align_import analysis.convex.strict from "leanprover-community/mathlib"@"84dc0bd6619aca...
intro x _ y _ _ a b _ _ _
theorem strictConvex_univ : StrictConvex 𝕜 (univ : Set E) := by
Mathlib.Analysis.Convex.Strict.66_0.eLomqYdbrwkwew8
theorem strictConvex_univ : StrictConvex 𝕜 (univ : Set E)
Mathlib_Analysis_Convex_Strict
𝕜 : Type u_1 𝕝 : Type u_2 E : Type u_3 F : Type u_4 β : Type u_5 inst✝⁶ : OrderedSemiring 𝕜 inst✝⁵ : TopologicalSpace E inst✝⁴ : TopologicalSpace F inst✝³ : AddCommMonoid E inst✝² : AddCommMonoid F inst✝¹ : SMul 𝕜 E inst✝ : SMul 𝕜 F s : Set E x✝ y✝ : E a✝⁶ b✝ : 𝕜 x : E a✝⁵ : x ∈ univ y : E a✝⁴ : y ∈ univ a✝³ : x ...
/- Copyright (c) 2021 Yaël Dillies. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Yaël Dillies -/ import Mathlib.Analysis.Convex.Basic import Mathlib.Topology.Algebra.Order.Group #align_import analysis.convex.strict from "leanprover-community/mathlib"@"84dc0bd6619aca...
rw [interior_univ]
theorem strictConvex_univ : StrictConvex 𝕜 (univ : Set E) := by intro x _ y _ _ a b _ _ _
Mathlib.Analysis.Convex.Strict.66_0.eLomqYdbrwkwew8
theorem strictConvex_univ : StrictConvex 𝕜 (univ : Set E)
Mathlib_Analysis_Convex_Strict
𝕜 : Type u_1 𝕝 : Type u_2 E : Type u_3 F : Type u_4 β : Type u_5 inst✝⁶ : OrderedSemiring 𝕜 inst✝⁵ : TopologicalSpace E inst✝⁴ : TopologicalSpace F inst✝³ : AddCommMonoid E inst✝² : AddCommMonoid F inst✝¹ : SMul 𝕜 E inst✝ : SMul 𝕜 F s : Set E x✝ y✝ : E a✝⁶ b✝ : 𝕜 x : E a✝⁵ : x ∈ univ y : E a✝⁴ : y ∈ univ a✝³ : x ...
/- Copyright (c) 2021 Yaël Dillies. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Yaël Dillies -/ import Mathlib.Analysis.Convex.Basic import Mathlib.Topology.Algebra.Order.Group #align_import analysis.convex.strict from "leanprover-community/mathlib"@"84dc0bd6619aca...
exact mem_univ _
theorem strictConvex_univ : StrictConvex 𝕜 (univ : Set E) := by intro x _ y _ _ a b _ _ _ rw [interior_univ]
Mathlib.Analysis.Convex.Strict.66_0.eLomqYdbrwkwew8
theorem strictConvex_univ : StrictConvex 𝕜 (univ : Set E)
Mathlib_Analysis_Convex_Strict
𝕜 : Type u_1 𝕝 : Type u_2 E : Type u_3 F : Type u_4 β : Type u_5 inst✝⁶ : OrderedSemiring 𝕜 inst✝⁵ : TopologicalSpace E inst✝⁴ : TopologicalSpace F inst✝³ : AddCommMonoid E inst✝² : AddCommMonoid F inst✝¹ : SMul 𝕜 E inst✝ : SMul 𝕜 F s : Set E x y : E a b : 𝕜 t : Set E hs : StrictConvex 𝕜 s ht : StrictConvex 𝕜 t...
/- Copyright (c) 2021 Yaël Dillies. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Yaël Dillies -/ import Mathlib.Analysis.Convex.Basic import Mathlib.Topology.Algebra.Order.Group #align_import analysis.convex.strict from "leanprover-community/mathlib"@"84dc0bd6619aca...
intro x hx y hy hxy a b ha hb hab
protected theorem StrictConvex.inter {t : Set E} (hs : StrictConvex 𝕜 s) (ht : StrictConvex 𝕜 t) : StrictConvex 𝕜 (s ∩ t) := by
Mathlib.Analysis.Convex.Strict.77_0.eLomqYdbrwkwew8
protected theorem StrictConvex.inter {t : Set E} (hs : StrictConvex 𝕜 s) (ht : StrictConvex 𝕜 t) : StrictConvex 𝕜 (s ∩ t)
Mathlib_Analysis_Convex_Strict
𝕜 : Type u_1 𝕝 : Type u_2 E : Type u_3 F : Type u_4 β : Type u_5 inst✝⁶ : OrderedSemiring 𝕜 inst✝⁵ : TopologicalSpace E inst✝⁴ : TopologicalSpace F inst✝³ : AddCommMonoid E inst✝² : AddCommMonoid F inst✝¹ : SMul 𝕜 E inst✝ : SMul 𝕜 F s : Set E x✝ y✝ : E a✝ b✝ : 𝕜 t : Set E hs : StrictConvex 𝕜 s ht : StrictConvex ...
/- Copyright (c) 2021 Yaël Dillies. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Yaël Dillies -/ import Mathlib.Analysis.Convex.Basic import Mathlib.Topology.Algebra.Order.Group #align_import analysis.convex.strict from "leanprover-community/mathlib"@"84dc0bd6619aca...
rw [interior_inter]
protected theorem StrictConvex.inter {t : Set E} (hs : StrictConvex 𝕜 s) (ht : StrictConvex 𝕜 t) : StrictConvex 𝕜 (s ∩ t) := by intro x hx y hy hxy a b ha hb hab
Mathlib.Analysis.Convex.Strict.77_0.eLomqYdbrwkwew8
protected theorem StrictConvex.inter {t : Set E} (hs : StrictConvex 𝕜 s) (ht : StrictConvex 𝕜 t) : StrictConvex 𝕜 (s ∩ t)
Mathlib_Analysis_Convex_Strict
𝕜 : Type u_1 𝕝 : Type u_2 E : Type u_3 F : Type u_4 β : Type u_5 inst✝⁶ : OrderedSemiring 𝕜 inst✝⁵ : TopologicalSpace E inst✝⁴ : TopologicalSpace F inst✝³ : AddCommMonoid E inst✝² : AddCommMonoid F inst✝¹ : SMul 𝕜 E inst✝ : SMul 𝕜 F s : Set E x✝ y✝ : E a✝ b✝ : 𝕜 t : Set E hs : StrictConvex 𝕜 s ht : StrictConvex ...
/- Copyright (c) 2021 Yaël Dillies. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Yaël Dillies -/ import Mathlib.Analysis.Convex.Basic import Mathlib.Topology.Algebra.Order.Group #align_import analysis.convex.strict from "leanprover-community/mathlib"@"84dc0bd6619aca...
exact ⟨hs hx.1 hy.1 hxy ha hb hab, ht hx.2 hy.2 hxy ha hb hab⟩
protected theorem StrictConvex.inter {t : Set E} (hs : StrictConvex 𝕜 s) (ht : StrictConvex 𝕜 t) : StrictConvex 𝕜 (s ∩ t) := by intro x hx y hy hxy a b ha hb hab rw [interior_inter]
Mathlib.Analysis.Convex.Strict.77_0.eLomqYdbrwkwew8
protected theorem StrictConvex.inter {t : Set E} (hs : StrictConvex 𝕜 s) (ht : StrictConvex 𝕜 t) : StrictConvex 𝕜 (s ∩ t)
Mathlib_Analysis_Convex_Strict
𝕜 : Type u_1 𝕝 : Type u_2 E : Type u_3 F : Type u_4 β : Type u_5 inst✝⁶ : OrderedSemiring 𝕜 inst✝⁵ : TopologicalSpace E inst✝⁴ : TopologicalSpace F inst✝³ : AddCommMonoid E inst✝² : AddCommMonoid F inst✝¹ : SMul 𝕜 E inst✝ : SMul 𝕜 F s✝ : Set E x y : E a b : 𝕜 ι : Sort u_6 s : ι → Set E hdir : Directed (fun x x_1 ...
/- Copyright (c) 2021 Yaël Dillies. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Yaël Dillies -/ import Mathlib.Analysis.Convex.Basic import Mathlib.Topology.Algebra.Order.Group #align_import analysis.convex.strict from "leanprover-community/mathlib"@"84dc0bd6619aca...
rintro x hx y hy hxy a b ha hb hab
theorem Directed.strictConvex_iUnion {ι : Sort*} {s : ι → Set E} (hdir : Directed (· ⊆ ·) s) (hs : ∀ ⦃i : ι⦄, StrictConvex 𝕜 (s i)) : StrictConvex 𝕜 (⋃ i, s i) := by
Mathlib.Analysis.Convex.Strict.84_0.eLomqYdbrwkwew8
theorem Directed.strictConvex_iUnion {ι : Sort*} {s : ι → Set E} (hdir : Directed (· ⊆ ·) s) (hs : ∀ ⦃i : ι⦄, StrictConvex 𝕜 (s i)) : StrictConvex 𝕜 (⋃ i, s i)
Mathlib_Analysis_Convex_Strict
𝕜 : Type u_1 𝕝 : Type u_2 E : Type u_3 F : Type u_4 β : Type u_5 inst✝⁶ : OrderedSemiring 𝕜 inst✝⁵ : TopologicalSpace E inst✝⁴ : TopologicalSpace F inst✝³ : AddCommMonoid E inst✝² : AddCommMonoid F inst✝¹ : SMul 𝕜 E inst✝ : SMul 𝕜 F s✝ : Set E x✝ y✝ : E a✝ b✝ : 𝕜 ι : Sort u_6 s : ι → Set E hdir : Directed (fun x ...
/- Copyright (c) 2021 Yaël Dillies. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Yaël Dillies -/ import Mathlib.Analysis.Convex.Basic import Mathlib.Topology.Algebra.Order.Group #align_import analysis.convex.strict from "leanprover-community/mathlib"@"84dc0bd6619aca...
rw [mem_iUnion] at hx hy
theorem Directed.strictConvex_iUnion {ι : Sort*} {s : ι → Set E} (hdir : Directed (· ⊆ ·) s) (hs : ∀ ⦃i : ι⦄, StrictConvex 𝕜 (s i)) : StrictConvex 𝕜 (⋃ i, s i) := by rintro x hx y hy hxy a b ha hb hab
Mathlib.Analysis.Convex.Strict.84_0.eLomqYdbrwkwew8
theorem Directed.strictConvex_iUnion {ι : Sort*} {s : ι → Set E} (hdir : Directed (· ⊆ ·) s) (hs : ∀ ⦃i : ι⦄, StrictConvex 𝕜 (s i)) : StrictConvex 𝕜 (⋃ i, s i)
Mathlib_Analysis_Convex_Strict