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case zero P : ℝ → Prop x₀ r : ℝ hr : 1 < r hx₀ : 0 < x₀ base : ∀ x ∈ Ico x₀ (r * x₀), P x step : ∀ n ≥ 1, (∀ z ∈ Ico x₀ (r ^ n * x₀), P z) → ∀ z ∈ Ico (r ^ n * x₀) (r ^ (n + 1) * x₀), P z ⊢ ∀ x ∈ Ico x₀ (r ^ (Nat.zero + 1) * x₀), P x
/- Copyright (c) 2022 Bolton Bailey. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Bolton Bailey, Chris Hughes, Abhimanyu Pallavi Sudhir, Jean Lo, Calle Sönne -/ import Mathlib.Analysis.SpecialFunctions.Pow.Real import Mathlib.Data.Int.Log #align_import analysis.spec...
| zero => simpa using base
/-- Induction principle for intervals of real numbers: if a proposition `P` is true on `[x₀, r * x₀)` and if `P` for `[x₀, r^n * x₀)` implies `P` for `[r^n * x₀, r^(n+1) * x₀)`, then `P` is true for all `x ≥ x₀`. -/ lemma Real.induction_Ico_mul {P : ℝ → Prop} (x₀ r : ℝ) (hr : 1 < r) (hx₀ : 0 < x₀) (base : ∀ x ∈ Set...
Mathlib.Analysis.SpecialFunctions.Log.Base.445_0.egNyp4fdqSCAE7f
/-- Induction principle for intervals of real numbers: if a proposition `P` is true on `[x₀, r * x₀)` and if `P` for `[x₀, r^n * x₀)` implies `P` for `[r^n * x₀, r^(n+1) * x₀)`, then `P` is true for all `x ≥ x₀`. -/ lemma Real.induction_Ico_mul {P : ℝ → Prop} (x₀ r : ℝ) (hr : 1 < r) (hx₀ : 0 < x₀) (base : ∀ x ∈ Set...
Mathlib_Analysis_SpecialFunctions_Log_Base
case zero P : ℝ → Prop x₀ r : ℝ hr : 1 < r hx₀ : 0 < x₀ base : ∀ x ∈ Ico x₀ (r * x₀), P x step : ∀ n ≥ 1, (∀ z ∈ Ico x₀ (r ^ n * x₀), P z) → ∀ z ∈ Ico (r ^ n * x₀) (r ^ (n + 1) * x₀), P z ⊢ ∀ x ∈ Ico x₀ (r ^ (Nat.zero + 1) * x₀), P x
/- Copyright (c) 2022 Bolton Bailey. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Bolton Bailey, Chris Hughes, Abhimanyu Pallavi Sudhir, Jean Lo, Calle Sönne -/ import Mathlib.Analysis.SpecialFunctions.Pow.Real import Mathlib.Data.Int.Log #align_import analysis.spec...
simpa using base
/-- Induction principle for intervals of real numbers: if a proposition `P` is true on `[x₀, r * x₀)` and if `P` for `[x₀, r^n * x₀)` implies `P` for `[r^n * x₀, r^(n+1) * x₀)`, then `P` is true for all `x ≥ x₀`. -/ lemma Real.induction_Ico_mul {P : ℝ → Prop} (x₀ r : ℝ) (hr : 1 < r) (hx₀ : 0 < x₀) (base : ∀ x ∈ Set...
Mathlib.Analysis.SpecialFunctions.Log.Base.445_0.egNyp4fdqSCAE7f
/-- Induction principle for intervals of real numbers: if a proposition `P` is true on `[x₀, r * x₀)` and if `P` for `[x₀, r^n * x₀)` implies `P` for `[r^n * x₀, r^(n+1) * x₀)`, then `P` is true for all `x ≥ x₀`. -/ lemma Real.induction_Ico_mul {P : ℝ → Prop} (x₀ r : ℝ) (hr : 1 < r) (hx₀ : 0 < x₀) (base : ∀ x ∈ Set...
Mathlib_Analysis_SpecialFunctions_Log_Base
case succ P : ℝ → Prop x₀ r : ℝ hr : 1 < r hx₀ : 0 < x₀ base : ∀ x ∈ Ico x₀ (r * x₀), P x step : ∀ n ≥ 1, (∀ z ∈ Ico x₀ (r ^ n * x₀), P z) → ∀ z ∈ Ico (r ^ n * x₀) (r ^ (n + 1) * x₀), P z n : ℕ ih : ∀ x ∈ Ico x₀ (r ^ (n + 1) * x₀), P x ⊢ ∀ x ∈ Ico x₀ (r ^ (Nat.succ n + 1) * x₀), P x
/- Copyright (c) 2022 Bolton Bailey. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Bolton Bailey, Chris Hughes, Abhimanyu Pallavi Sudhir, Jean Lo, Calle Sönne -/ import Mathlib.Analysis.SpecialFunctions.Pow.Real import Mathlib.Data.Int.Log #align_import analysis.spec...
| succ n ih => exact fun x hx => (Ico_subset_Ico_union_Ico hx).elim (ih x) (step (n + 1) (by simp) ih _)
/-- Induction principle for intervals of real numbers: if a proposition `P` is true on `[x₀, r * x₀)` and if `P` for `[x₀, r^n * x₀)` implies `P` for `[r^n * x₀, r^(n+1) * x₀)`, then `P` is true for all `x ≥ x₀`. -/ lemma Real.induction_Ico_mul {P : ℝ → Prop} (x₀ r : ℝ) (hr : 1 < r) (hx₀ : 0 < x₀) (base : ∀ x ∈ Set...
Mathlib.Analysis.SpecialFunctions.Log.Base.445_0.egNyp4fdqSCAE7f
/-- Induction principle for intervals of real numbers: if a proposition `P` is true on `[x₀, r * x₀)` and if `P` for `[x₀, r^n * x₀)` implies `P` for `[r^n * x₀, r^(n+1) * x₀)`, then `P` is true for all `x ≥ x₀`. -/ lemma Real.induction_Ico_mul {P : ℝ → Prop} (x₀ r : ℝ) (hr : 1 < r) (hx₀ : 0 < x₀) (base : ∀ x ∈ Set...
Mathlib_Analysis_SpecialFunctions_Log_Base
case succ P : ℝ → Prop x₀ r : ℝ hr : 1 < r hx₀ : 0 < x₀ base : ∀ x ∈ Ico x₀ (r * x₀), P x step : ∀ n ≥ 1, (∀ z ∈ Ico x₀ (r ^ n * x₀), P z) → ∀ z ∈ Ico (r ^ n * x₀) (r ^ (n + 1) * x₀), P z n : ℕ ih : ∀ x ∈ Ico x₀ (r ^ (n + 1) * x₀), P x ⊢ ∀ x ∈ Ico x₀ (r ^ (Nat.succ n + 1) * x₀), P x
/- Copyright (c) 2022 Bolton Bailey. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Bolton Bailey, Chris Hughes, Abhimanyu Pallavi Sudhir, Jean Lo, Calle Sönne -/ import Mathlib.Analysis.SpecialFunctions.Pow.Real import Mathlib.Data.Int.Log #align_import analysis.spec...
exact fun x hx => (Ico_subset_Ico_union_Ico hx).elim (ih x) (step (n + 1) (by simp) ih _)
/-- Induction principle for intervals of real numbers: if a proposition `P` is true on `[x₀, r * x₀)` and if `P` for `[x₀, r^n * x₀)` implies `P` for `[r^n * x₀, r^(n+1) * x₀)`, then `P` is true for all `x ≥ x₀`. -/ lemma Real.induction_Ico_mul {P : ℝ → Prop} (x₀ r : ℝ) (hr : 1 < r) (hx₀ : 0 < x₀) (base : ∀ x ∈ Set...
Mathlib.Analysis.SpecialFunctions.Log.Base.445_0.egNyp4fdqSCAE7f
/-- Induction principle for intervals of real numbers: if a proposition `P` is true on `[x₀, r * x₀)` and if `P` for `[x₀, r^n * x₀)` implies `P` for `[r^n * x₀, r^(n+1) * x₀)`, then `P` is true for all `x ≥ x₀`. -/ lemma Real.induction_Ico_mul {P : ℝ → Prop} (x₀ r : ℝ) (hr : 1 < r) (hx₀ : 0 < x₀) (base : ∀ x ∈ Set...
Mathlib_Analysis_SpecialFunctions_Log_Base
P : ℝ → Prop x₀ r : ℝ hr : 1 < r hx₀ : 0 < x₀ base : ∀ x ∈ Ico x₀ (r * x₀), P x step : ∀ n ≥ 1, (∀ z ∈ Ico x₀ (r ^ n * x₀), P z) → ∀ z ∈ Ico (r ^ n * x₀) (r ^ (n + 1) * x₀), P z n : ℕ ih : ∀ x ∈ Ico x₀ (r ^ (n + 1) * x₀), P x x : ℝ hx : x ∈ Ico x₀ (r ^ (Nat.succ n + 1) * x₀) ⊢ n + 1 ≥ 1
/- Copyright (c) 2022 Bolton Bailey. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Bolton Bailey, Chris Hughes, Abhimanyu Pallavi Sudhir, Jean Lo, Calle Sönne -/ import Mathlib.Analysis.SpecialFunctions.Pow.Real import Mathlib.Data.Int.Log #align_import analysis.spec...
simp
/-- Induction principle for intervals of real numbers: if a proposition `P` is true on `[x₀, r * x₀)` and if `P` for `[x₀, r^n * x₀)` implies `P` for `[r^n * x₀, r^(n+1) * x₀)`, then `P` is true for all `x ≥ x₀`. -/ lemma Real.induction_Ico_mul {P : ℝ → Prop} (x₀ r : ℝ) (hr : 1 < r) (hx₀ : 0 < x₀) (base : ∀ x ∈ Set...
Mathlib.Analysis.SpecialFunctions.Log.Base.445_0.egNyp4fdqSCAE7f
/-- Induction principle for intervals of real numbers: if a proposition `P` is true on `[x₀, r * x₀)` and if `P` for `[x₀, r^n * x₀)` implies `P` for `[r^n * x₀, r^(n+1) * x₀)`, then `P` is true for all `x ≥ x₀`. -/ lemma Real.induction_Ico_mul {P : ℝ → Prop} (x₀ r : ℝ) (hr : 1 < r) (hx₀ : 0 < x₀) (base : ∀ x ∈ Set...
Mathlib_Analysis_SpecialFunctions_Log_Base
α✝ : Type u_1 β✝ : Type u_2 γ : Type u_3 α : Type u_4 β : Type u_5 inst✝¹ : Preorder α inst✝ : Preorder β src✝¹ : LE (Lex (α × β)) := instLE α β src✝ : LT (Lex (α × β)) := instLT α β x₁ x₂ : Lex (α × β) a₁ : α b₁ : β a₂ : α b₂ : β ⊢ (a₁, b₁) < (a₂, b₂) ↔ (a₁, b₁) ≤ (a₂, b₂) ∧ ¬(a₂, b₂) ≤ (a₁, b₁)
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
constructor
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β) := { Prod.Lex.instLE α β, Prod.Lex.instLT α β with le_refl := refl_of <| Prod.Lex _ _, le_trans := fun _ _ _ => trans_of <| Prod.Lex _ _, lt_iff_le_not_le := fun x₁ x₂ => ...
Mathlib.Data.Prod.Lex.69_0.6Yc4sDJ4nVbbQgh
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β)
Mathlib_Data_Prod_Lex
case mp α✝ : Type u_1 β✝ : Type u_2 γ : Type u_3 α : Type u_4 β : Type u_5 inst✝¹ : Preorder α inst✝ : Preorder β src✝¹ : LE (Lex (α × β)) := instLE α β src✝ : LT (Lex (α × β)) := instLT α β x₁ x₂ : Lex (α × β) a₁ : α b₁ : β a₂ : α b₂ : β ⊢ (a₁, b₁) < (a₂, b₂) → (a₁, b₁) ≤ (a₂, b₂) ∧ ¬(a₂, b₂) ≤ (a₁, b₁)
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
rintro (⟨_, _, hlt⟩ | ⟨_, hlt⟩)
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β) := { Prod.Lex.instLE α β, Prod.Lex.instLT α β with le_refl := refl_of <| Prod.Lex _ _, le_trans := fun _ _ _ => trans_of <| Prod.Lex _ _, lt_iff_le_not_le := fun x₁ x₂ => ...
Mathlib.Data.Prod.Lex.69_0.6Yc4sDJ4nVbbQgh
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β)
Mathlib_Data_Prod_Lex
case mp.left α✝ : Type u_1 β✝ : Type u_2 γ : Type u_3 α : Type u_4 β : Type u_5 inst✝¹ : Preorder α inst✝ : Preorder β src✝¹ : LE (Lex (α × β)) := instLE α β src✝ : LT (Lex (α × β)) := instLT α β x₁ x₂ : Lex (α × β) a₁ : α b₁ : β a₂ : α b₂ : β hlt : a₁ < a₂ ⊢ (a₁, b₁) ≤ (a₂, b₂) ∧ ¬(a₂, b₂) ≤ (a₁, b₁)
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
constructor
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β) := { Prod.Lex.instLE α β, Prod.Lex.instLT α β with le_refl := refl_of <| Prod.Lex _ _, le_trans := fun _ _ _ => trans_of <| Prod.Lex _ _, lt_iff_le_not_le := fun x₁ x₂ => ...
Mathlib.Data.Prod.Lex.69_0.6Yc4sDJ4nVbbQgh
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β)
Mathlib_Data_Prod_Lex
case mp.left.left α✝ : Type u_1 β✝ : Type u_2 γ : Type u_3 α : Type u_4 β : Type u_5 inst✝¹ : Preorder α inst✝ : Preorder β src✝¹ : LE (Lex (α × β)) := instLE α β src✝ : LT (Lex (α × β)) := instLT α β x₁ x₂ : Lex (α × β) a₁ : α b₁ : β a₂ : α b₂ : β hlt : a₁ < a₂ ⊢ (a₁, b₁) ≤ (a₂, b₂)
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
exact left _ _ hlt
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β) := { Prod.Lex.instLE α β, Prod.Lex.instLT α β with le_refl := refl_of <| Prod.Lex _ _, le_trans := fun _ _ _ => trans_of <| Prod.Lex _ _, lt_iff_le_not_le := fun x₁ x₂ => ...
Mathlib.Data.Prod.Lex.69_0.6Yc4sDJ4nVbbQgh
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β)
Mathlib_Data_Prod_Lex
case mp.left.right α✝ : Type u_1 β✝ : Type u_2 γ : Type u_3 α : Type u_4 β : Type u_5 inst✝¹ : Preorder α inst✝ : Preorder β src✝¹ : LE (Lex (α × β)) := instLE α β src✝ : LT (Lex (α × β)) := instLT α β x₁ x₂ : Lex (α × β) a₁ : α b₁ : β a₂ : α b₂ : β hlt : a₁ < a₂ ⊢ ¬(a₂, b₂) ≤ (a₁, b₁)
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
rintro ⟨⟩
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β) := { Prod.Lex.instLE α β, Prod.Lex.instLT α β with le_refl := refl_of <| Prod.Lex _ _, le_trans := fun _ _ _ => trans_of <| Prod.Lex _ _, lt_iff_le_not_le := fun x₁ x₂ => ...
Mathlib.Data.Prod.Lex.69_0.6Yc4sDJ4nVbbQgh
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β)
Mathlib_Data_Prod_Lex
case mp.left.right.left α✝ : Type u_1 β✝ : Type u_2 γ : Type u_3 α : Type u_4 β : Type u_5 inst✝¹ : Preorder α inst✝ : Preorder β src✝¹ : LE (Lex (α × β)) := instLE α β src✝ : LT (Lex (α × β)) := instLT α β x₁ x₂ : Lex (α × β) a₁ : α b₁ : β a₂ : α b₂ : β hlt : a₁ < a₂ h✝ : a₂ < a₁ ⊢ False
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
apply lt_asymm hlt
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β) := { Prod.Lex.instLE α β, Prod.Lex.instLT α β with le_refl := refl_of <| Prod.Lex _ _, le_trans := fun _ _ _ => trans_of <| Prod.Lex _ _, lt_iff_le_not_le := fun x₁ x₂ => ...
Mathlib.Data.Prod.Lex.69_0.6Yc4sDJ4nVbbQgh
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β)
Mathlib_Data_Prod_Lex
case mp.left.right.left α✝ : Type u_1 β✝ : Type u_2 γ : Type u_3 α : Type u_4 β : Type u_5 inst✝¹ : Preorder α inst✝ : Preorder β src✝¹ : LE (Lex (α × β)) := instLE α β src✝ : LT (Lex (α × β)) := instLT α β x₁ x₂ : Lex (α × β) a₁ : α b₁ : β a₂ : α b₂ : β hlt : a₁ < a₂ h✝ : a₂ < a₁ ⊢ a₂ < a₁
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
assumption
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β) := { Prod.Lex.instLE α β, Prod.Lex.instLT α β with le_refl := refl_of <| Prod.Lex _ _, le_trans := fun _ _ _ => trans_of <| Prod.Lex _ _, lt_iff_le_not_le := fun x₁ x₂ => ...
Mathlib.Data.Prod.Lex.69_0.6Yc4sDJ4nVbbQgh
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β)
Mathlib_Data_Prod_Lex
case mp.left.right.right α✝ : Type u_1 β✝ : Type u_2 γ : Type u_3 α : Type u_4 β : Type u_5 inst✝¹ : Preorder α inst✝ : Preorder β src✝¹ : LE (Lex (α × β)) := instLE α β src✝ : LT (Lex (α × β)) := instLT α β x₁ x₂ : Lex (α × β) a₁ : α b₁ b₂ : β hlt : a₁ < a₁ h✝ : b₂ ≤ b₁ ⊢ False
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
exact lt_irrefl _ hlt
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β) := { Prod.Lex.instLE α β, Prod.Lex.instLT α β with le_refl := refl_of <| Prod.Lex _ _, le_trans := fun _ _ _ => trans_of <| Prod.Lex _ _, lt_iff_le_not_le := fun x₁ x₂ => ...
Mathlib.Data.Prod.Lex.69_0.6Yc4sDJ4nVbbQgh
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β)
Mathlib_Data_Prod_Lex
case mp.right α✝ : Type u_1 β✝ : Type u_2 γ : Type u_3 α : Type u_4 β : Type u_5 inst✝¹ : Preorder α inst✝ : Preorder β src✝¹ : LE (Lex (α × β)) := instLE α β src✝ : LT (Lex (α × β)) := instLT α β x₁ x₂ : Lex (α × β) a₁ : α b₁ b₂ : β hlt : b₁ < b₂ ⊢ (a₁, b₁) ≤ (a₁, b₂) ∧ ¬(a₁, b₂) ≤ (a₁, b₁)
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
constructor
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β) := { Prod.Lex.instLE α β, Prod.Lex.instLT α β with le_refl := refl_of <| Prod.Lex _ _, le_trans := fun _ _ _ => trans_of <| Prod.Lex _ _, lt_iff_le_not_le := fun x₁ x₂ => ...
Mathlib.Data.Prod.Lex.69_0.6Yc4sDJ4nVbbQgh
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β)
Mathlib_Data_Prod_Lex
case mp.right.left α✝ : Type u_1 β✝ : Type u_2 γ : Type u_3 α : Type u_4 β : Type u_5 inst✝¹ : Preorder α inst✝ : Preorder β src✝¹ : LE (Lex (α × β)) := instLE α β src✝ : LT (Lex (α × β)) := instLT α β x₁ x₂ : Lex (α × β) a₁ : α b₁ b₂ : β hlt : b₁ < b₂ ⊢ (a₁, b₁) ≤ (a₁, b₂)
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
right
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β) := { Prod.Lex.instLE α β, Prod.Lex.instLT α β with le_refl := refl_of <| Prod.Lex _ _, le_trans := fun _ _ _ => trans_of <| Prod.Lex _ _, lt_iff_le_not_le := fun x₁ x₂ => ...
Mathlib.Data.Prod.Lex.69_0.6Yc4sDJ4nVbbQgh
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β)
Mathlib_Data_Prod_Lex
case mp.right.left.h α✝ : Type u_1 β✝ : Type u_2 γ : Type u_3 α : Type u_4 β : Type u_5 inst✝¹ : Preorder α inst✝ : Preorder β src✝¹ : LE (Lex (α × β)) := instLE α β src✝ : LT (Lex (α × β)) := instLT α β x₁ x₂ : Lex (α × β) a₁ : α b₁ b₂ : β hlt : b₁ < b₂ ⊢ b₁ ≤ b₂
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
rw [lt_iff_le_not_le] at hlt
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β) := { Prod.Lex.instLE α β, Prod.Lex.instLT α β with le_refl := refl_of <| Prod.Lex _ _, le_trans := fun _ _ _ => trans_of <| Prod.Lex _ _, lt_iff_le_not_le := fun x₁ x₂ => ...
Mathlib.Data.Prod.Lex.69_0.6Yc4sDJ4nVbbQgh
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β)
Mathlib_Data_Prod_Lex
case mp.right.left.h α✝ : Type u_1 β✝ : Type u_2 γ : Type u_3 α : Type u_4 β : Type u_5 inst✝¹ : Preorder α inst✝ : Preorder β src✝¹ : LE (Lex (α × β)) := instLE α β src✝ : LT (Lex (α × β)) := instLT α β x₁ x₂ : Lex (α × β) a₁ : α b₁ b₂ : β hlt : b₁ ≤ b₂ ∧ ¬b₂ ≤ b₁ ⊢ b₁ ≤ b₂
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
exact hlt.1
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β) := { Prod.Lex.instLE α β, Prod.Lex.instLT α β with le_refl := refl_of <| Prod.Lex _ _, le_trans := fun _ _ _ => trans_of <| Prod.Lex _ _, lt_iff_le_not_le := fun x₁ x₂ => ...
Mathlib.Data.Prod.Lex.69_0.6Yc4sDJ4nVbbQgh
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β)
Mathlib_Data_Prod_Lex
case mp.right.right α✝ : Type u_1 β✝ : Type u_2 γ : Type u_3 α : Type u_4 β : Type u_5 inst✝¹ : Preorder α inst✝ : Preorder β src✝¹ : LE (Lex (α × β)) := instLE α β src✝ : LT (Lex (α × β)) := instLT α β x₁ x₂ : Lex (α × β) a₁ : α b₁ b₂ : β hlt : b₁ < b₂ ⊢ ¬(a₁, b₂) ≤ (a₁, b₁)
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
rintro ⟨⟩
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β) := { Prod.Lex.instLE α β, Prod.Lex.instLT α β with le_refl := refl_of <| Prod.Lex _ _, le_trans := fun _ _ _ => trans_of <| Prod.Lex _ _, lt_iff_le_not_le := fun x₁ x₂ => ...
Mathlib.Data.Prod.Lex.69_0.6Yc4sDJ4nVbbQgh
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β)
Mathlib_Data_Prod_Lex
case mp.right.right.left α✝ : Type u_1 β✝ : Type u_2 γ : Type u_3 α : Type u_4 β : Type u_5 inst✝¹ : Preorder α inst✝ : Preorder β src✝¹ : LE (Lex (α × β)) := instLE α β src✝ : LT (Lex (α × β)) := instLT α β x₁ x₂ : Lex (α × β) a₁ : α b₁ b₂ : β hlt : b₁ < b₂ h✝ : a₁ < a₁ ⊢ False
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
apply lt_irrefl a₁
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β) := { Prod.Lex.instLE α β, Prod.Lex.instLT α β with le_refl := refl_of <| Prod.Lex _ _, le_trans := fun _ _ _ => trans_of <| Prod.Lex _ _, lt_iff_le_not_le := fun x₁ x₂ => ...
Mathlib.Data.Prod.Lex.69_0.6Yc4sDJ4nVbbQgh
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β)
Mathlib_Data_Prod_Lex
case mp.right.right.left α✝ : Type u_1 β✝ : Type u_2 γ : Type u_3 α : Type u_4 β : Type u_5 inst✝¹ : Preorder α inst✝ : Preorder β src✝¹ : LE (Lex (α × β)) := instLE α β src✝ : LT (Lex (α × β)) := instLT α β x₁ x₂ : Lex (α × β) a₁ : α b₁ b₂ : β hlt : b₁ < b₂ h✝ : a₁ < a₁ ⊢ a₁ < a₁
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
assumption
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β) := { Prod.Lex.instLE α β, Prod.Lex.instLT α β with le_refl := refl_of <| Prod.Lex _ _, le_trans := fun _ _ _ => trans_of <| Prod.Lex _ _, lt_iff_le_not_le := fun x₁ x₂ => ...
Mathlib.Data.Prod.Lex.69_0.6Yc4sDJ4nVbbQgh
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β)
Mathlib_Data_Prod_Lex
case mp.right.right.right α✝ : Type u_1 β✝ : Type u_2 γ : Type u_3 α : Type u_4 β : Type u_5 inst✝¹ : Preorder α inst✝ : Preorder β src✝¹ : LE (Lex (α × β)) := instLE α β src✝ : LT (Lex (α × β)) := instLT α β x₁ x₂ : Lex (α × β) a₁ : α b₁ b₂ : β hlt : b₁ < b₂ h✝ : b₂ ≤ b₁ ⊢ False
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
rw [lt_iff_le_not_le] at hlt
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β) := { Prod.Lex.instLE α β, Prod.Lex.instLT α β with le_refl := refl_of <| Prod.Lex _ _, le_trans := fun _ _ _ => trans_of <| Prod.Lex _ _, lt_iff_le_not_le := fun x₁ x₂ => ...
Mathlib.Data.Prod.Lex.69_0.6Yc4sDJ4nVbbQgh
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β)
Mathlib_Data_Prod_Lex
case mp.right.right.right α✝ : Type u_1 β✝ : Type u_2 γ : Type u_3 α : Type u_4 β : Type u_5 inst✝¹ : Preorder α inst✝ : Preorder β src✝¹ : LE (Lex (α × β)) := instLE α β src✝ : LT (Lex (α × β)) := instLT α β x₁ x₂ : Lex (α × β) a₁ : α b₁ b₂ : β hlt : b₁ ≤ b₂ ∧ ¬b₂ ≤ b₁ h✝ : b₂ ≤ b₁ ⊢ False
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
apply hlt.2
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β) := { Prod.Lex.instLE α β, Prod.Lex.instLT α β with le_refl := refl_of <| Prod.Lex _ _, le_trans := fun _ _ _ => trans_of <| Prod.Lex _ _, lt_iff_le_not_le := fun x₁ x₂ => ...
Mathlib.Data.Prod.Lex.69_0.6Yc4sDJ4nVbbQgh
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β)
Mathlib_Data_Prod_Lex
case mp.right.right.right α✝ : Type u_1 β✝ : Type u_2 γ : Type u_3 α : Type u_4 β : Type u_5 inst✝¹ : Preorder α inst✝ : Preorder β src✝¹ : LE (Lex (α × β)) := instLE α β src✝ : LT (Lex (α × β)) := instLT α β x₁ x₂ : Lex (α × β) a₁ : α b₁ b₂ : β hlt : b₁ ≤ b₂ ∧ ¬b₂ ≤ b₁ h✝ : b₂ ≤ b₁ ⊢ b₂ ≤ b₁
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
assumption
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β) := { Prod.Lex.instLE α β, Prod.Lex.instLT α β with le_refl := refl_of <| Prod.Lex _ _, le_trans := fun _ _ _ => trans_of <| Prod.Lex _ _, lt_iff_le_not_le := fun x₁ x₂ => ...
Mathlib.Data.Prod.Lex.69_0.6Yc4sDJ4nVbbQgh
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β)
Mathlib_Data_Prod_Lex
case mpr α✝ : Type u_1 β✝ : Type u_2 γ : Type u_3 α : Type u_4 β : Type u_5 inst✝¹ : Preorder α inst✝ : Preorder β src✝¹ : LE (Lex (α × β)) := instLE α β src✝ : LT (Lex (α × β)) := instLT α β x₁ x₂ : Lex (α × β) a₁ : α b₁ : β a₂ : α b₂ : β ⊢ (a₁, b₁) ≤ (a₂, b₂) ∧ ¬(a₂, b₂) ≤ (a₁, b₁) → (a₁, b₁) < (a₂, b₂)
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
rintro ⟨⟨⟩, h₂r⟩
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β) := { Prod.Lex.instLE α β, Prod.Lex.instLT α β with le_refl := refl_of <| Prod.Lex _ _, le_trans := fun _ _ _ => trans_of <| Prod.Lex _ _, lt_iff_le_not_le := fun x₁ x₂ => ...
Mathlib.Data.Prod.Lex.69_0.6Yc4sDJ4nVbbQgh
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β)
Mathlib_Data_Prod_Lex
case mpr.intro.left α✝ : Type u_1 β✝ : Type u_2 γ : Type u_3 α : Type u_4 β : Type u_5 inst✝¹ : Preorder α inst✝ : Preorder β src✝¹ : LE (Lex (α × β)) := instLE α β src✝ : LT (Lex (α × β)) := instLT α β x₁ x₂ : Lex (α × β) a₁ : α b₁ : β a₂ : α b₂ : β h₂r : ¬(a₂, b₂) ≤ (a₁, b₁) h✝ : a₁ < a₂ ⊢ (a₁, b₁) < (a₂, b₂)
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
left
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β) := { Prod.Lex.instLE α β, Prod.Lex.instLT α β with le_refl := refl_of <| Prod.Lex _ _, le_trans := fun _ _ _ => trans_of <| Prod.Lex _ _, lt_iff_le_not_le := fun x₁ x₂ => ...
Mathlib.Data.Prod.Lex.69_0.6Yc4sDJ4nVbbQgh
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β)
Mathlib_Data_Prod_Lex
case mpr.intro.left.h α✝ : Type u_1 β✝ : Type u_2 γ : Type u_3 α : Type u_4 β : Type u_5 inst✝¹ : Preorder α inst✝ : Preorder β src✝¹ : LE (Lex (α × β)) := instLE α β src✝ : LT (Lex (α × β)) := instLT α β x₁ x₂ : Lex (α × β) a₁ : α b₁ : β a₂ : α b₂ : β h₂r : ¬(a₂, b₂) ≤ (a₁, b₁) h✝ : a₁ < a₂ ⊢ a₁ < a₂
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
assumption
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β) := { Prod.Lex.instLE α β, Prod.Lex.instLT α β with le_refl := refl_of <| Prod.Lex _ _, le_trans := fun _ _ _ => trans_of <| Prod.Lex _ _, lt_iff_le_not_le := fun x₁ x₂ => ...
Mathlib.Data.Prod.Lex.69_0.6Yc4sDJ4nVbbQgh
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β)
Mathlib_Data_Prod_Lex
case mpr.intro.right α✝ : Type u_1 β✝ : Type u_2 γ : Type u_3 α : Type u_4 β : Type u_5 inst✝¹ : Preorder α inst✝ : Preorder β src✝¹ : LE (Lex (α × β)) := instLE α β src✝ : LT (Lex (α × β)) := instLT α β x₁ x₂ : Lex (α × β) a₁ : α b₁ b₂ : β h₂r : ¬(a₁, b₂) ≤ (a₁, b₁) h✝ : b₁ ≤ b₂ ⊢ (a₁, b₁) < (a₁, b₂)
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
right
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β) := { Prod.Lex.instLE α β, Prod.Lex.instLT α β with le_refl := refl_of <| Prod.Lex _ _, le_trans := fun _ _ _ => trans_of <| Prod.Lex _ _, lt_iff_le_not_le := fun x₁ x₂ => ...
Mathlib.Data.Prod.Lex.69_0.6Yc4sDJ4nVbbQgh
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β)
Mathlib_Data_Prod_Lex
case mpr.intro.right.h α✝ : Type u_1 β✝ : Type u_2 γ : Type u_3 α : Type u_4 β : Type u_5 inst✝¹ : Preorder α inst✝ : Preorder β src✝¹ : LE (Lex (α × β)) := instLE α β src✝ : LT (Lex (α × β)) := instLT α β x₁ x₂ : Lex (α × β) a₁ : α b₁ b₂ : β h₂r : ¬(a₁, b₂) ≤ (a₁, b₁) h✝ : b₁ ≤ b₂ ⊢ b₁ < b₂
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
rw [lt_iff_le_not_le]
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β) := { Prod.Lex.instLE α β, Prod.Lex.instLT α β with le_refl := refl_of <| Prod.Lex _ _, le_trans := fun _ _ _ => trans_of <| Prod.Lex _ _, lt_iff_le_not_le := fun x₁ x₂ => ...
Mathlib.Data.Prod.Lex.69_0.6Yc4sDJ4nVbbQgh
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β)
Mathlib_Data_Prod_Lex
case mpr.intro.right.h α✝ : Type u_1 β✝ : Type u_2 γ : Type u_3 α : Type u_4 β : Type u_5 inst✝¹ : Preorder α inst✝ : Preorder β src✝¹ : LE (Lex (α × β)) := instLE α β src✝ : LT (Lex (α × β)) := instLT α β x₁ x₂ : Lex (α × β) a₁ : α b₁ b₂ : β h₂r : ¬(a₁, b₂) ≤ (a₁, b₁) h✝ : b₁ ≤ b₂ ⊢ b₁ ≤ b₂ ∧ ¬b₂ ≤ b₁
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
constructor
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β) := { Prod.Lex.instLE α β, Prod.Lex.instLT α β with le_refl := refl_of <| Prod.Lex _ _, le_trans := fun _ _ _ => trans_of <| Prod.Lex _ _, lt_iff_le_not_le := fun x₁ x₂ => ...
Mathlib.Data.Prod.Lex.69_0.6Yc4sDJ4nVbbQgh
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β)
Mathlib_Data_Prod_Lex
case mpr.intro.right.h.left α✝ : Type u_1 β✝ : Type u_2 γ : Type u_3 α : Type u_4 β : Type u_5 inst✝¹ : Preorder α inst✝ : Preorder β src✝¹ : LE (Lex (α × β)) := instLE α β src✝ : LT (Lex (α × β)) := instLT α β x₁ x₂ : Lex (α × β) a₁ : α b₁ b₂ : β h₂r : ¬(a₁, b₂) ≤ (a₁, b₁) h✝ : b₁ ≤ b₂ ⊢ b₁ ≤ b₂
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
assumption
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β) := { Prod.Lex.instLE α β, Prod.Lex.instLT α β with le_refl := refl_of <| Prod.Lex _ _, le_trans := fun _ _ _ => trans_of <| Prod.Lex _ _, lt_iff_le_not_le := fun x₁ x₂ => ...
Mathlib.Data.Prod.Lex.69_0.6Yc4sDJ4nVbbQgh
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β)
Mathlib_Data_Prod_Lex
case mpr.intro.right.h.right α✝ : Type u_1 β✝ : Type u_2 γ : Type u_3 α : Type u_4 β : Type u_5 inst✝¹ : Preorder α inst✝ : Preorder β src✝¹ : LE (Lex (α × β)) := instLE α β src✝ : LT (Lex (α × β)) := instLT α β x₁ x₂ : Lex (α × β) a₁ : α b₁ b₂ : β h₂r : ¬(a₁, b₂) ≤ (a₁, b₁) h✝ : b₁ ≤ b₂ ⊢ ¬b₂ ≤ b₁
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
intro h
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β) := { Prod.Lex.instLE α β, Prod.Lex.instLT α β with le_refl := refl_of <| Prod.Lex _ _, le_trans := fun _ _ _ => trans_of <| Prod.Lex _ _, lt_iff_le_not_le := fun x₁ x₂ => ...
Mathlib.Data.Prod.Lex.69_0.6Yc4sDJ4nVbbQgh
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β)
Mathlib_Data_Prod_Lex
case mpr.intro.right.h.right α✝ : Type u_1 β✝ : Type u_2 γ : Type u_3 α : Type u_4 β : Type u_5 inst✝¹ : Preorder α inst✝ : Preorder β src✝¹ : LE (Lex (α × β)) := instLE α β src✝ : LT (Lex (α × β)) := instLT α β x₁ x₂ : Lex (α × β) a₁ : α b₁ b₂ : β h₂r : ¬(a₁, b₂) ≤ (a₁, b₁) h✝ : b₁ ≤ b₂ h : b₂ ≤ b₁ ⊢ False
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
apply h₂r
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β) := { Prod.Lex.instLE α β, Prod.Lex.instLT α β with le_refl := refl_of <| Prod.Lex _ _, le_trans := fun _ _ _ => trans_of <| Prod.Lex _ _, lt_iff_le_not_le := fun x₁ x₂ => ...
Mathlib.Data.Prod.Lex.69_0.6Yc4sDJ4nVbbQgh
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β)
Mathlib_Data_Prod_Lex
case mpr.intro.right.h.right α✝ : Type u_1 β✝ : Type u_2 γ : Type u_3 α : Type u_4 β : Type u_5 inst✝¹ : Preorder α inst✝ : Preorder β src✝¹ : LE (Lex (α × β)) := instLE α β src✝ : LT (Lex (α × β)) := instLT α β x₁ x₂ : Lex (α × β) a₁ : α b₁ b₂ : β h₂r : ¬(a₁, b₂) ≤ (a₁, b₁) h✝ : b₁ ≤ b₂ h : b₂ ≤ b₁ ⊢ (a₁, b₂) ≤ (a₁, b...
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
right
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β) := { Prod.Lex.instLE α β, Prod.Lex.instLT α β with le_refl := refl_of <| Prod.Lex _ _, le_trans := fun _ _ _ => trans_of <| Prod.Lex _ _, lt_iff_le_not_le := fun x₁ x₂ => ...
Mathlib.Data.Prod.Lex.69_0.6Yc4sDJ4nVbbQgh
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β)
Mathlib_Data_Prod_Lex
case mpr.intro.right.h.right.h α✝ : Type u_1 β✝ : Type u_2 γ : Type u_3 α : Type u_4 β : Type u_5 inst✝¹ : Preorder α inst✝ : Preorder β src✝¹ : LE (Lex (α × β)) := instLE α β src✝ : LT (Lex (α × β)) := instLT α β x₁ x₂ : Lex (α × β) a₁ : α b₁ b₂ : β h₂r : ¬(a₁, b₂) ≤ (a₁, b₁) h✝ : b₁ ≤ b₂ h : b₂ ≤ b₁ ⊢ b₂ ≤ b₁
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
exact h
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β) := { Prod.Lex.instLE α β, Prod.Lex.instLT α β with le_refl := refl_of <| Prod.Lex _ _, le_trans := fun _ _ _ => trans_of <| Prod.Lex _ _, lt_iff_le_not_le := fun x₁ x₂ => ...
Mathlib.Data.Prod.Lex.69_0.6Yc4sDJ4nVbbQgh
/-- Dictionary / lexicographic preorder for pairs. -/ instance preorder (α β : Type*) [Preorder α] [Preorder β] : Preorder (α ×ₗ β)
Mathlib_Data_Prod_Lex
α : Type u_1 β : Type u_2 γ : Type u_3 inst✝¹ : PartialOrder α inst✝ : Preorder β ⊢ Monotone ⇑toLex
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
rintro ⟨a₁, b₁⟩ ⟨a₂, b₂⟩ ⟨ha, hb⟩
theorem toLex_mono : @Monotone _ _ _ (Prod.Lex.preorder α β) (toLex : α × β → α ×ₗ β) := by
Mathlib.Data.Prod.Lex.115_0.6Yc4sDJ4nVbbQgh
theorem toLex_mono : @Monotone _ _ _ (Prod.Lex.preorder α β) (toLex : α × β → α ×ₗ β)
Mathlib_Data_Prod_Lex
case mk.mk.intro α : Type u_1 β : Type u_2 γ : Type u_3 inst✝¹ : PartialOrder α inst✝ : Preorder β a₁ : α b₁ : β a₂ : α b₂ : β ha : (a₁, b₁).1 ≤ (a₂, b₂).1 hb : (a₁, b₁).2 ≤ (a₂, b₂).2 ⊢ toLex (a₁, b₁) ≤ toLex (a₂, b₂)
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
obtain rfl | ha : a₁ = a₂ ∨ _ := ha.eq_or_lt
theorem toLex_mono : @Monotone _ _ _ (Prod.Lex.preorder α β) (toLex : α × β → α ×ₗ β) := by rintro ⟨a₁, b₁⟩ ⟨a₂, b₂⟩ ⟨ha, hb⟩
Mathlib.Data.Prod.Lex.115_0.6Yc4sDJ4nVbbQgh
theorem toLex_mono : @Monotone _ _ _ (Prod.Lex.preorder α β) (toLex : α × β → α ×ₗ β)
Mathlib_Data_Prod_Lex
case mk.mk.intro.inl α : Type u_1 β : Type u_2 γ : Type u_3 inst✝¹ : PartialOrder α inst✝ : Preorder β a₁ : α b₁ b₂ : β ha : (a₁, b₁).1 ≤ (a₁, b₂).1 hb : (a₁, b₁).2 ≤ (a₁, b₂).2 ⊢ toLex (a₁, b₁) ≤ toLex (a₁, b₂)
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
exact right _ hb
theorem toLex_mono : @Monotone _ _ _ (Prod.Lex.preorder α β) (toLex : α × β → α ×ₗ β) := by rintro ⟨a₁, b₁⟩ ⟨a₂, b₂⟩ ⟨ha, hb⟩ obtain rfl | ha : a₁ = a₂ ∨ _ := ha.eq_or_lt ·
Mathlib.Data.Prod.Lex.115_0.6Yc4sDJ4nVbbQgh
theorem toLex_mono : @Monotone _ _ _ (Prod.Lex.preorder α β) (toLex : α × β → α ×ₗ β)
Mathlib_Data_Prod_Lex
case mk.mk.intro.inr α : Type u_1 β : Type u_2 γ : Type u_3 inst✝¹ : PartialOrder α inst✝ : Preorder β a₁ : α b₁ : β a₂ : α b₂ : β ha✝ : (a₁, b₁).1 ≤ (a₂, b₂).1 hb : (a₁, b₁).2 ≤ (a₂, b₂).2 ha : (a₁, b₁).1 < (a₂, b₂).1 ⊢ toLex (a₁, b₁) ≤ toLex (a₂, b₂)
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
exact left _ _ ha
theorem toLex_mono : @Monotone _ _ _ (Prod.Lex.preorder α β) (toLex : α × β → α ×ₗ β) := by rintro ⟨a₁, b₁⟩ ⟨a₂, b₂⟩ ⟨ha, hb⟩ obtain rfl | ha : a₁ = a₂ ∨ _ := ha.eq_or_lt · exact right _ hb ·
Mathlib.Data.Prod.Lex.115_0.6Yc4sDJ4nVbbQgh
theorem toLex_mono : @Monotone _ _ _ (Prod.Lex.preorder α β) (toLex : α × β → α ×ₗ β)
Mathlib_Data_Prod_Lex
α : Type u_1 β : Type u_2 γ : Type u_3 inst✝¹ : PartialOrder α inst✝ : Preorder β ⊢ StrictMono ⇑toLex
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
rintro ⟨a₁, b₁⟩ ⟨a₂, b₂⟩ h
theorem toLex_strictMono : @StrictMono _ _ _ (Prod.Lex.preorder α β) (toLex : α × β → α ×ₗ β) := by
Mathlib.Data.Prod.Lex.126_0.6Yc4sDJ4nVbbQgh
theorem toLex_strictMono : @StrictMono _ _ _ (Prod.Lex.preorder α β) (toLex : α × β → α ×ₗ β)
Mathlib_Data_Prod_Lex
case mk.mk α : Type u_1 β : Type u_2 γ : Type u_3 inst✝¹ : PartialOrder α inst✝ : Preorder β a₁ : α b₁ : β a₂ : α b₂ : β h : (a₁, b₁) < (a₂, b₂) ⊢ toLex (a₁, b₁) < toLex (a₂, b₂)
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
obtain rfl | ha : a₁ = a₂ ∨ _ := h.le.1.eq_or_lt
theorem toLex_strictMono : @StrictMono _ _ _ (Prod.Lex.preorder α β) (toLex : α × β → α ×ₗ β) := by rintro ⟨a₁, b₁⟩ ⟨a₂, b₂⟩ h
Mathlib.Data.Prod.Lex.126_0.6Yc4sDJ4nVbbQgh
theorem toLex_strictMono : @StrictMono _ _ _ (Prod.Lex.preorder α β) (toLex : α × β → α ×ₗ β)
Mathlib_Data_Prod_Lex
case mk.mk.inl α : Type u_1 β : Type u_2 γ : Type u_3 inst✝¹ : PartialOrder α inst✝ : Preorder β a₁ : α b₁ b₂ : β h : (a₁, b₁) < (a₁, b₂) ⊢ toLex (a₁, b₁) < toLex (a₁, b₂)
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
exact right _ (Prod.mk_lt_mk_iff_right.1 h)
theorem toLex_strictMono : @StrictMono _ _ _ (Prod.Lex.preorder α β) (toLex : α × β → α ×ₗ β) := by rintro ⟨a₁, b₁⟩ ⟨a₂, b₂⟩ h obtain rfl | ha : a₁ = a₂ ∨ _ := h.le.1.eq_or_lt ·
Mathlib.Data.Prod.Lex.126_0.6Yc4sDJ4nVbbQgh
theorem toLex_strictMono : @StrictMono _ _ _ (Prod.Lex.preorder α β) (toLex : α × β → α ×ₗ β)
Mathlib_Data_Prod_Lex
case mk.mk.inr α : Type u_1 β : Type u_2 γ : Type u_3 inst✝¹ : PartialOrder α inst✝ : Preorder β a₁ : α b₁ : β a₂ : α b₂ : β h : (a₁, b₁) < (a₂, b₂) ha : (a₁, b₁).1 < (a₂, b₂).1 ⊢ toLex (a₁, b₁) < toLex (a₂, b₂)
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
exact left _ _ ha
theorem toLex_strictMono : @StrictMono _ _ _ (Prod.Lex.preorder α β) (toLex : α × β → α ×ₗ β) := by rintro ⟨a₁, b₁⟩ ⟨a₂, b₂⟩ h obtain rfl | ha : a₁ = a₂ ∨ _ := h.le.1.eq_or_lt · exact right _ (Prod.mk_lt_mk_iff_right.1 h) ·
Mathlib.Data.Prod.Lex.126_0.6Yc4sDJ4nVbbQgh
theorem toLex_strictMono : @StrictMono _ _ _ (Prod.Lex.preorder α β) (toLex : α × β → α ×ₗ β)
Mathlib_Data_Prod_Lex
α✝ : Type u_1 β✝ : Type u_2 γ : Type u_3 α : Type u_4 β : Type u_5 inst✝¹ : PartialOrder α inst✝ : PartialOrder β src✝ : Preorder (Lex (α × β)) := preorder α β ⊢ ∀ (a b : Lex (α × β)), a ≤ b → b ≤ a → a = b
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
haveI : IsStrictOrder α (· < ·) := { irrefl := lt_irrefl, trans := fun _ _ _ => lt_trans }
/-- Dictionary / lexicographic partial order for pairs. -/ instance partialOrder (α β : Type*) [PartialOrder α] [PartialOrder β] : PartialOrder (α ×ₗ β) := { Prod.Lex.preorder α β with le_antisymm := by
Mathlib.Data.Prod.Lex.135_0.6Yc4sDJ4nVbbQgh
/-- Dictionary / lexicographic partial order for pairs. -/ instance partialOrder (α β : Type*) [PartialOrder α] [PartialOrder β] : PartialOrder (α ×ₗ β)
Mathlib_Data_Prod_Lex
α✝ : Type u_1 β✝ : Type u_2 γ : Type u_3 α : Type u_4 β : Type u_5 inst✝¹ : PartialOrder α inst✝ : PartialOrder β src✝ : Preorder (Lex (α × β)) := preorder α β this : IsStrictOrder α fun x x_1 => x < x_1 ⊢ ∀ (a b : Lex (α × β)), a ≤ b → b ≤ a → a = b
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
haveI : IsAntisymm β (· ≤ ·) := ⟨fun _ _ => le_antisymm⟩
/-- Dictionary / lexicographic partial order for pairs. -/ instance partialOrder (α β : Type*) [PartialOrder α] [PartialOrder β] : PartialOrder (α ×ₗ β) := { Prod.Lex.preorder α β with le_antisymm := by haveI : IsStrictOrder α (· < ·) := { irrefl := lt_irrefl, trans := fun _ _ _ => lt_trans }
Mathlib.Data.Prod.Lex.135_0.6Yc4sDJ4nVbbQgh
/-- Dictionary / lexicographic partial order for pairs. -/ instance partialOrder (α β : Type*) [PartialOrder α] [PartialOrder β] : PartialOrder (α ×ₗ β)
Mathlib_Data_Prod_Lex
α✝ : Type u_1 β✝ : Type u_2 γ : Type u_3 α : Type u_4 β : Type u_5 inst✝¹ : PartialOrder α inst✝ : PartialOrder β src✝ : Preorder (Lex (α × β)) := preorder α β this✝ : IsStrictOrder α fun x x_1 => x < x_1 this : IsAntisymm β fun x x_1 => x ≤ x_1 ⊢ ∀ (a b : Lex (α × β)), a ≤ b → b ≤ a → a = b
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
exact @antisymm _ (Prod.Lex _ _) _
/-- Dictionary / lexicographic partial order for pairs. -/ instance partialOrder (α β : Type*) [PartialOrder α] [PartialOrder β] : PartialOrder (α ×ₗ β) := { Prod.Lex.preorder α β with le_antisymm := by haveI : IsStrictOrder α (· < ·) := { irrefl := lt_irrefl, trans := fun _ _ _ => lt_trans } haveI : ...
Mathlib.Data.Prod.Lex.135_0.6Yc4sDJ4nVbbQgh
/-- Dictionary / lexicographic partial order for pairs. -/ instance partialOrder (α β : Type*) [PartialOrder α] [PartialOrder β] : PartialOrder (α ×ₗ β)
Mathlib_Data_Prod_Lex
α : Type u_1 β : Type u_2 γ : Type u_3 inst✝³ : Preorder α inst✝² : Preorder β inst✝¹ : DenselyOrdered α inst✝ : DenselyOrdered β ⊢ ∀ (a₁ a₂ : Lex (α × β)), a₁ < a₂ → ∃ a, a₁ < a ∧ a < a₂
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
rintro _ _ (@⟨a₁, b₁, a₂, b₂, h⟩ | @⟨a, b₁, b₂, h⟩)
instance [Preorder α] [Preorder β] [DenselyOrdered α] [DenselyOrdered β] : DenselyOrdered (α ×ₗ β) where dense := by
Mathlib.Data.Prod.Lex.171_0.6Yc4sDJ4nVbbQgh
instance [Preorder α] [Preorder β] [DenselyOrdered α] [DenselyOrdered β] : DenselyOrdered (α ×ₗ β) where dense
Mathlib_Data_Prod_Lex
case left α : Type u_1 β : Type u_2 γ : Type u_3 inst✝³ : Preorder α inst✝² : Preorder β inst✝¹ : DenselyOrdered α inst✝ : DenselyOrdered β a₁ : α b₁ : β a₂ : α b₂ : β h : a₁ < a₂ ⊢ ∃ a, (a₁, b₁) < a ∧ a < (a₂, b₂)
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
obtain ⟨c, h₁, h₂⟩ := exists_between h
instance [Preorder α] [Preorder β] [DenselyOrdered α] [DenselyOrdered β] : DenselyOrdered (α ×ₗ β) where dense := by rintro _ _ (@⟨a₁, b₁, a₂, b₂, h⟩ | @⟨a, b₁, b₂, h⟩) ·
Mathlib.Data.Prod.Lex.171_0.6Yc4sDJ4nVbbQgh
instance [Preorder α] [Preorder β] [DenselyOrdered α] [DenselyOrdered β] : DenselyOrdered (α ×ₗ β) where dense
Mathlib_Data_Prod_Lex
case left.intro.intro α : Type u_1 β : Type u_2 γ : Type u_3 inst✝³ : Preorder α inst✝² : Preorder β inst✝¹ : DenselyOrdered α inst✝ : DenselyOrdered β a₁ : α b₁ : β a₂ : α b₂ : β h : a₁ < a₂ c : α h₁ : a₁ < c h₂ : c < a₂ ⊢ ∃ a, (a₁, b₁) < a ∧ a < (a₂, b₂)
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
exact ⟨(c, b₁), left _ _ h₁, left _ _ h₂⟩
instance [Preorder α] [Preorder β] [DenselyOrdered α] [DenselyOrdered β] : DenselyOrdered (α ×ₗ β) where dense := by rintro _ _ (@⟨a₁, b₁, a₂, b₂, h⟩ | @⟨a, b₁, b₂, h⟩) · obtain ⟨c, h₁, h₂⟩ := exists_between h
Mathlib.Data.Prod.Lex.171_0.6Yc4sDJ4nVbbQgh
instance [Preorder α] [Preorder β] [DenselyOrdered α] [DenselyOrdered β] : DenselyOrdered (α ×ₗ β) where dense
Mathlib_Data_Prod_Lex
case right α : Type u_1 β : Type u_2 γ : Type u_3 inst✝³ : Preorder α inst✝² : Preorder β inst✝¹ : DenselyOrdered α inst✝ : DenselyOrdered β a : α b₁ b₂ : β h : b₁ < b₂ ⊢ ∃ a_1, (a, b₁) < a_1 ∧ a_1 < (a, b₂)
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
obtain ⟨c, h₁, h₂⟩ := exists_between h
instance [Preorder α] [Preorder β] [DenselyOrdered α] [DenselyOrdered β] : DenselyOrdered (α ×ₗ β) where dense := by rintro _ _ (@⟨a₁, b₁, a₂, b₂, h⟩ | @⟨a, b₁, b₂, h⟩) · obtain ⟨c, h₁, h₂⟩ := exists_between h exact ⟨(c, b₁), left _ _ h₁, left _ _ h₂⟩ ·
Mathlib.Data.Prod.Lex.171_0.6Yc4sDJ4nVbbQgh
instance [Preorder α] [Preorder β] [DenselyOrdered α] [DenselyOrdered β] : DenselyOrdered (α ×ₗ β) where dense
Mathlib_Data_Prod_Lex
case right.intro.intro α : Type u_1 β : Type u_2 γ : Type u_3 inst✝³ : Preorder α inst✝² : Preorder β inst✝¹ : DenselyOrdered α inst✝ : DenselyOrdered β a : α b₁ b₂ : β h : b₁ < b₂ c : β h₁ : b₁ < c h₂ : c < b₂ ⊢ ∃ a_1, (a, b₁) < a_1 ∧ a_1 < (a, b₂)
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
exact ⟨(a, c), right _ h₁, right _ h₂⟩
instance [Preorder α] [Preorder β] [DenselyOrdered α] [DenselyOrdered β] : DenselyOrdered (α ×ₗ β) where dense := by rintro _ _ (@⟨a₁, b₁, a₂, b₂, h⟩ | @⟨a, b₁, b₂, h⟩) · obtain ⟨c, h₁, h₂⟩ := exists_between h exact ⟨(c, b₁), left _ _ h₁, left _ _ h₂⟩ · obtain ⟨c, h₁, h₂⟩ := exists_between h ...
Mathlib.Data.Prod.Lex.171_0.6Yc4sDJ4nVbbQgh
instance [Preorder α] [Preorder β] [DenselyOrdered α] [DenselyOrdered β] : DenselyOrdered (α ×ₗ β) where dense
Mathlib_Data_Prod_Lex
α : Type u_1 β : Type u_2 γ : Type u_3 inst✝² : Preorder α inst✝¹ : Preorder β inst✝ : NoMaxOrder α ⊢ ∀ (a : Lex (α × β)), ∃ b, a < b
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
rintro ⟨a, b⟩
instance noMaxOrder_of_left [Preorder α] [Preorder β] [NoMaxOrder α] : NoMaxOrder (α ×ₗ β) where exists_gt := by
Mathlib.Data.Prod.Lex.180_0.6Yc4sDJ4nVbbQgh
instance noMaxOrder_of_left [Preorder α] [Preorder β] [NoMaxOrder α] : NoMaxOrder (α ×ₗ β) where exists_gt
Mathlib_Data_Prod_Lex
case mk α : Type u_1 β : Type u_2 γ : Type u_3 inst✝² : Preorder α inst✝¹ : Preorder β inst✝ : NoMaxOrder α a : α b : β ⊢ ∃ b_1, (a, b) < b_1
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
obtain ⟨c, h⟩ := exists_gt a
instance noMaxOrder_of_left [Preorder α] [Preorder β] [NoMaxOrder α] : NoMaxOrder (α ×ₗ β) where exists_gt := by rintro ⟨a, b⟩
Mathlib.Data.Prod.Lex.180_0.6Yc4sDJ4nVbbQgh
instance noMaxOrder_of_left [Preorder α] [Preorder β] [NoMaxOrder α] : NoMaxOrder (α ×ₗ β) where exists_gt
Mathlib_Data_Prod_Lex
case mk.intro α : Type u_1 β : Type u_2 γ : Type u_3 inst✝² : Preorder α inst✝¹ : Preorder β inst✝ : NoMaxOrder α a : α b : β c : α h : a < c ⊢ ∃ b_1, (a, b) < b_1
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
exact ⟨⟨c, b⟩, left _ _ h⟩
instance noMaxOrder_of_left [Preorder α] [Preorder β] [NoMaxOrder α] : NoMaxOrder (α ×ₗ β) where exists_gt := by rintro ⟨a, b⟩ obtain ⟨c, h⟩ := exists_gt a
Mathlib.Data.Prod.Lex.180_0.6Yc4sDJ4nVbbQgh
instance noMaxOrder_of_left [Preorder α] [Preorder β] [NoMaxOrder α] : NoMaxOrder (α ×ₗ β) where exists_gt
Mathlib_Data_Prod_Lex
α : Type u_1 β : Type u_2 γ : Type u_3 inst✝² : Preorder α inst✝¹ : Preorder β inst✝ : NoMinOrder α ⊢ ∀ (a : Lex (α × β)), ∃ b, b < a
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
rintro ⟨a, b⟩
instance noMinOrder_of_left [Preorder α] [Preorder β] [NoMinOrder α] : NoMinOrder (α ×ₗ β) where exists_lt := by
Mathlib.Data.Prod.Lex.187_0.6Yc4sDJ4nVbbQgh
instance noMinOrder_of_left [Preorder α] [Preorder β] [NoMinOrder α] : NoMinOrder (α ×ₗ β) where exists_lt
Mathlib_Data_Prod_Lex
case mk α : Type u_1 β : Type u_2 γ : Type u_3 inst✝² : Preorder α inst✝¹ : Preorder β inst✝ : NoMinOrder α a : α b : β ⊢ ∃ b_1, b_1 < (a, b)
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
obtain ⟨c, h⟩ := exists_lt a
instance noMinOrder_of_left [Preorder α] [Preorder β] [NoMinOrder α] : NoMinOrder (α ×ₗ β) where exists_lt := by rintro ⟨a, b⟩
Mathlib.Data.Prod.Lex.187_0.6Yc4sDJ4nVbbQgh
instance noMinOrder_of_left [Preorder α] [Preorder β] [NoMinOrder α] : NoMinOrder (α ×ₗ β) where exists_lt
Mathlib_Data_Prod_Lex
case mk.intro α : Type u_1 β : Type u_2 γ : Type u_3 inst✝² : Preorder α inst✝¹ : Preorder β inst✝ : NoMinOrder α a : α b : β c : α h : c < a ⊢ ∃ b_1, b_1 < (a, b)
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
exact ⟨⟨c, b⟩, left _ _ h⟩
instance noMinOrder_of_left [Preorder α] [Preorder β] [NoMinOrder α] : NoMinOrder (α ×ₗ β) where exists_lt := by rintro ⟨a, b⟩ obtain ⟨c, h⟩ := exists_lt a
Mathlib.Data.Prod.Lex.187_0.6Yc4sDJ4nVbbQgh
instance noMinOrder_of_left [Preorder α] [Preorder β] [NoMinOrder α] : NoMinOrder (α ×ₗ β) where exists_lt
Mathlib_Data_Prod_Lex
α : Type u_1 β : Type u_2 γ : Type u_3 inst✝² : Preorder α inst✝¹ : Preorder β inst✝ : NoMaxOrder β ⊢ ∀ (a : Lex (α × β)), ∃ b, a < b
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
rintro ⟨a, b⟩
instance noMaxOrder_of_right [Preorder α] [Preorder β] [NoMaxOrder β] : NoMaxOrder (α ×ₗ β) where exists_gt := by
Mathlib.Data.Prod.Lex.194_0.6Yc4sDJ4nVbbQgh
instance noMaxOrder_of_right [Preorder α] [Preorder β] [NoMaxOrder β] : NoMaxOrder (α ×ₗ β) where exists_gt
Mathlib_Data_Prod_Lex
case mk α : Type u_1 β : Type u_2 γ : Type u_3 inst✝² : Preorder α inst✝¹ : Preorder β inst✝ : NoMaxOrder β a : α b : β ⊢ ∃ b_1, (a, b) < b_1
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
obtain ⟨c, h⟩ := exists_gt b
instance noMaxOrder_of_right [Preorder α] [Preorder β] [NoMaxOrder β] : NoMaxOrder (α ×ₗ β) where exists_gt := by rintro ⟨a, b⟩
Mathlib.Data.Prod.Lex.194_0.6Yc4sDJ4nVbbQgh
instance noMaxOrder_of_right [Preorder α] [Preorder β] [NoMaxOrder β] : NoMaxOrder (α ×ₗ β) where exists_gt
Mathlib_Data_Prod_Lex
case mk.intro α : Type u_1 β : Type u_2 γ : Type u_3 inst✝² : Preorder α inst✝¹ : Preorder β inst✝ : NoMaxOrder β a : α b c : β h : b < c ⊢ ∃ b_1, (a, b) < b_1
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
exact ⟨⟨a, c⟩, right _ h⟩
instance noMaxOrder_of_right [Preorder α] [Preorder β] [NoMaxOrder β] : NoMaxOrder (α ×ₗ β) where exists_gt := by rintro ⟨a, b⟩ obtain ⟨c, h⟩ := exists_gt b
Mathlib.Data.Prod.Lex.194_0.6Yc4sDJ4nVbbQgh
instance noMaxOrder_of_right [Preorder α] [Preorder β] [NoMaxOrder β] : NoMaxOrder (α ×ₗ β) where exists_gt
Mathlib_Data_Prod_Lex
α : Type u_1 β : Type u_2 γ : Type u_3 inst✝² : Preorder α inst✝¹ : Preorder β inst✝ : NoMinOrder β ⊢ ∀ (a : Lex (α × β)), ∃ b, b < a
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
rintro ⟨a, b⟩
instance noMinOrder_of_right [Preorder α] [Preorder β] [NoMinOrder β] : NoMinOrder (α ×ₗ β) where exists_lt := by
Mathlib.Data.Prod.Lex.201_0.6Yc4sDJ4nVbbQgh
instance noMinOrder_of_right [Preorder α] [Preorder β] [NoMinOrder β] : NoMinOrder (α ×ₗ β) where exists_lt
Mathlib_Data_Prod_Lex
case mk α : Type u_1 β : Type u_2 γ : Type u_3 inst✝² : Preorder α inst✝¹ : Preorder β inst✝ : NoMinOrder β a : α b : β ⊢ ∃ b_1, b_1 < (a, b)
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
obtain ⟨c, h⟩ := exists_lt b
instance noMinOrder_of_right [Preorder α] [Preorder β] [NoMinOrder β] : NoMinOrder (α ×ₗ β) where exists_lt := by rintro ⟨a, b⟩
Mathlib.Data.Prod.Lex.201_0.6Yc4sDJ4nVbbQgh
instance noMinOrder_of_right [Preorder α] [Preorder β] [NoMinOrder β] : NoMinOrder (α ×ₗ β) where exists_lt
Mathlib_Data_Prod_Lex
case mk.intro α : Type u_1 β : Type u_2 γ : Type u_3 inst✝² : Preorder α inst✝¹ : Preorder β inst✝ : NoMinOrder β a : α b c : β h : c < b ⊢ ∃ b_1, b_1 < (a, b)
/- Copyright (c) 2019 Scott Morrison. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Scott Morrison, Minchao Wu -/ import Mathlib.Order.BoundedOrder #align_import data.prod.lex from "leanprover-community/mathlib"@"70d50ecfd4900dd6d328da39ab7ebd516abe4025" /-! # Lexic...
exact ⟨⟨a, c⟩, right _ h⟩
instance noMinOrder_of_right [Preorder α] [Preorder β] [NoMinOrder β] : NoMinOrder (α ×ₗ β) where exists_lt := by rintro ⟨a, b⟩ obtain ⟨c, h⟩ := exists_lt b
Mathlib.Data.Prod.Lex.201_0.6Yc4sDJ4nVbbQgh
instance noMinOrder_of_right [Preorder α] [Preorder β] [NoMinOrder β] : NoMinOrder (α ×ₗ β) where exists_lt
Mathlib_Data_Prod_Lex
R : Type u_1 R' : Type u_2 𝕜 : Type u_3 𝕜₂ : Type u_4 𝕜₃ : Type u_5 𝕝 : Type u_6 E : Type u_7 E₂ : Type u_8 E₃ : Type u_9 F : Type u_10 G : Type u_11 ι : Type u_12 inst✝² : SeminormedRing 𝕜 inst✝¹ : AddCommGroup E inst✝ : Module 𝕜 E f : E → ℝ add_le : ∀ (x y : E), f (x + y) ≤ f x + f y smul : ∀ (a : 𝕜) (x : E), ...
/- Copyright (c) 2019 Jean Lo. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jean Lo, Yaël Dillies, Moritz Doll -/ import Mathlib.Data.Real.Pointwise import Mathlib.Analysis.Convex.Function import Mathlib.Analysis.LocallyConvex.Basic import Mathlib.Analysis.Normed.Gro...
rw [← zero_smul 𝕜 (0 : E), smul, norm_zero, zero_mul]
/-- Alternative constructor for a `Seminorm` on an `AddCommGroup E` that is a module over a `SeminormedRing 𝕜`. -/ def Seminorm.of [SeminormedRing 𝕜] [AddCommGroup E] [Module 𝕜 E] (f : E → ℝ) (add_le : ∀ x y : E, f (x + y) ≤ f x + f y) (smul : ∀ (a : 𝕜) (x : E), f (a • x) = ‖a‖ * f x) : Seminorm 𝕜 E where ...
Mathlib.Analysis.Seminorm.75_0.ywwMCgoKeIFKDZ3
/-- Alternative constructor for a `Seminorm` on an `AddCommGroup E` that is a module over a `SeminormedRing 𝕜`. -/ def Seminorm.of [SeminormedRing 𝕜] [AddCommGroup E] [Module 𝕜 E] (f : E → ℝ) (add_le : ∀ x y : E, f (x + y) ≤ f x + f y) (smul : ∀ (a : 𝕜) (x : E), f (a • x) = ‖a‖ * f x) : Seminorm 𝕜 E where ...
Mathlib_Analysis_Seminorm
R : Type u_1 R' : Type u_2 𝕜 : Type u_3 𝕜₂ : Type u_4 𝕜₃ : Type u_5 𝕝 : Type u_6 E : Type u_7 E₂ : Type u_8 E₃ : Type u_9 F : Type u_10 G : Type u_11 ι : Type u_12 inst✝² : SeminormedRing 𝕜 inst✝¹ : AddCommGroup E inst✝ : Module 𝕜 E f : E → ℝ add_le : ∀ (x y : E), f (x + y) ≤ f x + f y smul : ∀ (a : 𝕜) (x : E), ...
/- Copyright (c) 2019 Jean Lo. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jean Lo, Yaël Dillies, Moritz Doll -/ import Mathlib.Data.Real.Pointwise import Mathlib.Analysis.Convex.Function import Mathlib.Analysis.LocallyConvex.Basic import Mathlib.Analysis.Normed.Gro...
rw [← neg_one_smul 𝕜, smul, norm_neg, ← smul, one_smul]
/-- Alternative constructor for a `Seminorm` on an `AddCommGroup E` that is a module over a `SeminormedRing 𝕜`. -/ def Seminorm.of [SeminormedRing 𝕜] [AddCommGroup E] [Module 𝕜 E] (f : E → ℝ) (add_le : ∀ x y : E, f (x + y) ≤ f x + f y) (smul : ∀ (a : 𝕜) (x : E), f (a • x) = ‖a‖ * f x) : Seminorm 𝕜 E where ...
Mathlib.Analysis.Seminorm.75_0.ywwMCgoKeIFKDZ3
/-- Alternative constructor for a `Seminorm` on an `AddCommGroup E` that is a module over a `SeminormedRing 𝕜`. -/ def Seminorm.of [SeminormedRing 𝕜] [AddCommGroup E] [Module 𝕜 E] (f : E → ℝ) (add_le : ∀ x y : E, f (x + y) ≤ f x + f y) (smul : ∀ (a : 𝕜) (x : E), f (a • x) = ‖a‖ * f x) : Seminorm 𝕜 E where ...
Mathlib_Analysis_Seminorm
R : Type u_1 R' : Type u_2 𝕜 : Type u_3 𝕜₂ : Type u_4 𝕜₃ : Type u_5 𝕝 : Type u_6 E : Type u_7 E₂ : Type u_8 E₃ : Type u_9 F : Type u_10 G : Type u_11 ι : Type u_12 inst✝² : NormedField 𝕜 inst✝¹ : AddCommGroup E inst✝ : Module 𝕜 E f : E → ℝ map_zero : f 0 = 0 add_le : ∀ (x y : E), f (x + y) ≤ f x + f y smul_le : ∀...
/- Copyright (c) 2019 Jean Lo. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jean Lo, Yaël Dillies, Moritz Doll -/ import Mathlib.Data.Real.Pointwise import Mathlib.Analysis.Convex.Function import Mathlib.Analysis.LocallyConvex.Basic import Mathlib.Analysis.Normed.Gro...
refine' le_antisymm (smul_le r x) _
/-- Alternative constructor for a `Seminorm` over a normed field `𝕜` that only assumes `f 0 = 0` and an inequality for the scalar multiplication. -/ def Seminorm.ofSMulLE [NormedField 𝕜] [AddCommGroup E] [Module 𝕜 E] (f : E → ℝ) (map_zero : f 0 = 0) (add_le : ∀ x y, f (x + y) ≤ f x + f y) (smul_le : ∀ (r : 𝕜) (...
Mathlib.Analysis.Seminorm.87_0.ywwMCgoKeIFKDZ3
/-- Alternative constructor for a `Seminorm` over a normed field `𝕜` that only assumes `f 0 = 0` and an inequality for the scalar multiplication. -/ def Seminorm.ofSMulLE [NormedField 𝕜] [AddCommGroup E] [Module 𝕜 E] (f : E → ℝ) (map_zero : f 0 = 0) (add_le : ∀ x y, f (x + y) ≤ f x + f y) (smul_le : ∀ (r : 𝕜) (...
Mathlib_Analysis_Seminorm
R : Type u_1 R' : Type u_2 𝕜 : Type u_3 𝕜₂ : Type u_4 𝕜₃ : Type u_5 𝕝 : Type u_6 E : Type u_7 E₂ : Type u_8 E₃ : Type u_9 F : Type u_10 G : Type u_11 ι : Type u_12 inst✝² : NormedField 𝕜 inst✝¹ : AddCommGroup E inst✝ : Module 𝕜 E f : E → ℝ map_zero : f 0 = 0 add_le : ∀ (x y : E), f (x + y) ≤ f x + f y smul_le : ∀...
/- Copyright (c) 2019 Jean Lo. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jean Lo, Yaël Dillies, Moritz Doll -/ import Mathlib.Data.Real.Pointwise import Mathlib.Analysis.Convex.Function import Mathlib.Analysis.LocallyConvex.Basic import Mathlib.Analysis.Normed.Gro...
by_cases h : r = 0
/-- Alternative constructor for a `Seminorm` over a normed field `𝕜` that only assumes `f 0 = 0` and an inequality for the scalar multiplication. -/ def Seminorm.ofSMulLE [NormedField 𝕜] [AddCommGroup E] [Module 𝕜 E] (f : E → ℝ) (map_zero : f 0 = 0) (add_le : ∀ x y, f (x + y) ≤ f x + f y) (smul_le : ∀ (r : 𝕜) (...
Mathlib.Analysis.Seminorm.87_0.ywwMCgoKeIFKDZ3
/-- Alternative constructor for a `Seminorm` over a normed field `𝕜` that only assumes `f 0 = 0` and an inequality for the scalar multiplication. -/ def Seminorm.ofSMulLE [NormedField 𝕜] [AddCommGroup E] [Module 𝕜 E] (f : E → ℝ) (map_zero : f 0 = 0) (add_le : ∀ x y, f (x + y) ≤ f x + f y) (smul_le : ∀ (r : 𝕜) (...
Mathlib_Analysis_Seminorm
case pos R : Type u_1 R' : Type u_2 𝕜 : Type u_3 𝕜₂ : Type u_4 𝕜₃ : Type u_5 𝕝 : Type u_6 E : Type u_7 E₂ : Type u_8 E₃ : Type u_9 F : Type u_10 G : Type u_11 ι : Type u_12 inst✝² : NormedField 𝕜 inst✝¹ : AddCommGroup E inst✝ : Module 𝕜 E f : E → ℝ map_zero : f 0 = 0 add_le : ∀ (x y : E), f (x + y) ≤ f x + f y sm...
/- Copyright (c) 2019 Jean Lo. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jean Lo, Yaël Dillies, Moritz Doll -/ import Mathlib.Data.Real.Pointwise import Mathlib.Analysis.Convex.Function import Mathlib.Analysis.LocallyConvex.Basic import Mathlib.Analysis.Normed.Gro...
simp [h, map_zero]
/-- Alternative constructor for a `Seminorm` over a normed field `𝕜` that only assumes `f 0 = 0` and an inequality for the scalar multiplication. -/ def Seminorm.ofSMulLE [NormedField 𝕜] [AddCommGroup E] [Module 𝕜 E] (f : E → ℝ) (map_zero : f 0 = 0) (add_le : ∀ x y, f (x + y) ≤ f x + f y) (smul_le : ∀ (r : 𝕜) (...
Mathlib.Analysis.Seminorm.87_0.ywwMCgoKeIFKDZ3
/-- Alternative constructor for a `Seminorm` over a normed field `𝕜` that only assumes `f 0 = 0` and an inequality for the scalar multiplication. -/ def Seminorm.ofSMulLE [NormedField 𝕜] [AddCommGroup E] [Module 𝕜 E] (f : E → ℝ) (map_zero : f 0 = 0) (add_le : ∀ x y, f (x + y) ≤ f x + f y) (smul_le : ∀ (r : 𝕜) (...
Mathlib_Analysis_Seminorm
case neg R : Type u_1 R' : Type u_2 𝕜 : Type u_3 𝕜₂ : Type u_4 𝕜₃ : Type u_5 𝕝 : Type u_6 E : Type u_7 E₂ : Type u_8 E₃ : Type u_9 F : Type u_10 G : Type u_11 ι : Type u_12 inst✝² : NormedField 𝕜 inst✝¹ : AddCommGroup E inst✝ : Module 𝕜 E f : E → ℝ map_zero : f 0 = 0 add_le : ∀ (x y : E), f (x + y) ≤ f x + f y sm...
/- Copyright (c) 2019 Jean Lo. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jean Lo, Yaël Dillies, Moritz Doll -/ import Mathlib.Data.Real.Pointwise import Mathlib.Analysis.Convex.Function import Mathlib.Analysis.LocallyConvex.Basic import Mathlib.Analysis.Normed.Gro...
rw [← mul_le_mul_left (inv_pos.mpr (norm_pos_iff.mpr h))]
/-- Alternative constructor for a `Seminorm` over a normed field `𝕜` that only assumes `f 0 = 0` and an inequality for the scalar multiplication. -/ def Seminorm.ofSMulLE [NormedField 𝕜] [AddCommGroup E] [Module 𝕜 E] (f : E → ℝ) (map_zero : f 0 = 0) (add_le : ∀ x y, f (x + y) ≤ f x + f y) (smul_le : ∀ (r : 𝕜) (...
Mathlib.Analysis.Seminorm.87_0.ywwMCgoKeIFKDZ3
/-- Alternative constructor for a `Seminorm` over a normed field `𝕜` that only assumes `f 0 = 0` and an inequality for the scalar multiplication. -/ def Seminorm.ofSMulLE [NormedField 𝕜] [AddCommGroup E] [Module 𝕜 E] (f : E → ℝ) (map_zero : f 0 = 0) (add_le : ∀ x y, f (x + y) ≤ f x + f y) (smul_le : ∀ (r : 𝕜) (...
Mathlib_Analysis_Seminorm
case neg R : Type u_1 R' : Type u_2 𝕜 : Type u_3 𝕜₂ : Type u_4 𝕜₃ : Type u_5 𝕝 : Type u_6 E : Type u_7 E₂ : Type u_8 E₃ : Type u_9 F : Type u_10 G : Type u_11 ι : Type u_12 inst✝² : NormedField 𝕜 inst✝¹ : AddCommGroup E inst✝ : Module 𝕜 E f : E → ℝ map_zero : f 0 = 0 add_le : ∀ (x y : E), f (x + y) ≤ f x + f y sm...
/- Copyright (c) 2019 Jean Lo. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jean Lo, Yaël Dillies, Moritz Doll -/ import Mathlib.Data.Real.Pointwise import Mathlib.Analysis.Convex.Function import Mathlib.Analysis.LocallyConvex.Basic import Mathlib.Analysis.Normed.Gro...
rw [inv_mul_cancel_left₀ (norm_ne_zero_iff.mpr h)]
/-- Alternative constructor for a `Seminorm` over a normed field `𝕜` that only assumes `f 0 = 0` and an inequality for the scalar multiplication. -/ def Seminorm.ofSMulLE [NormedField 𝕜] [AddCommGroup E] [Module 𝕜 E] (f : E → ℝ) (map_zero : f 0 = 0) (add_le : ∀ x y, f (x + y) ≤ f x + f y) (smul_le : ∀ (r : 𝕜) (...
Mathlib.Analysis.Seminorm.87_0.ywwMCgoKeIFKDZ3
/-- Alternative constructor for a `Seminorm` over a normed field `𝕜` that only assumes `f 0 = 0` and an inequality for the scalar multiplication. -/ def Seminorm.ofSMulLE [NormedField 𝕜] [AddCommGroup E] [Module 𝕜 E] (f : E → ℝ) (map_zero : f 0 = 0) (add_le : ∀ x y, f (x + y) ≤ f x + f y) (smul_le : ∀ (r : 𝕜) (...
Mathlib_Analysis_Seminorm
case neg R : Type u_1 R' : Type u_2 𝕜 : Type u_3 𝕜₂ : Type u_4 𝕜₃ : Type u_5 𝕝 : Type u_6 E : Type u_7 E₂ : Type u_8 E₃ : Type u_9 F : Type u_10 G : Type u_11 ι : Type u_12 inst✝² : NormedField 𝕜 inst✝¹ : AddCommGroup E inst✝ : Module 𝕜 E f : E → ℝ map_zero : f 0 = 0 add_le : ∀ (x y : E), f (x + y) ≤ f x + f y sm...
/- Copyright (c) 2019 Jean Lo. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jean Lo, Yaël Dillies, Moritz Doll -/ import Mathlib.Data.Real.Pointwise import Mathlib.Analysis.Convex.Function import Mathlib.Analysis.LocallyConvex.Basic import Mathlib.Analysis.Normed.Gro...
specialize smul_le r⁻¹ (r • x)
/-- Alternative constructor for a `Seminorm` over a normed field `𝕜` that only assumes `f 0 = 0` and an inequality for the scalar multiplication. -/ def Seminorm.ofSMulLE [NormedField 𝕜] [AddCommGroup E] [Module 𝕜 E] (f : E → ℝ) (map_zero : f 0 = 0) (add_le : ∀ x y, f (x + y) ≤ f x + f y) (smul_le : ∀ (r : 𝕜) (...
Mathlib.Analysis.Seminorm.87_0.ywwMCgoKeIFKDZ3
/-- Alternative constructor for a `Seminorm` over a normed field `𝕜` that only assumes `f 0 = 0` and an inequality for the scalar multiplication. -/ def Seminorm.ofSMulLE [NormedField 𝕜] [AddCommGroup E] [Module 𝕜 E] (f : E → ℝ) (map_zero : f 0 = 0) (add_le : ∀ x y, f (x + y) ≤ f x + f y) (smul_le : ∀ (r : 𝕜) (...
Mathlib_Analysis_Seminorm
case neg R : Type u_1 R' : Type u_2 𝕜 : Type u_3 𝕜₂ : Type u_4 𝕜₃ : Type u_5 𝕝 : Type u_6 E : Type u_7 E₂ : Type u_8 E₃ : Type u_9 F : Type u_10 G : Type u_11 ι : Type u_12 inst✝² : NormedField 𝕜 inst✝¹ : AddCommGroup E inst✝ : Module 𝕜 E f : E → ℝ map_zero : f 0 = 0 add_le : ∀ (x y : E), f (x + y) ≤ f x + f y r ...
/- Copyright (c) 2019 Jean Lo. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jean Lo, Yaël Dillies, Moritz Doll -/ import Mathlib.Data.Real.Pointwise import Mathlib.Analysis.Convex.Function import Mathlib.Analysis.LocallyConvex.Basic import Mathlib.Analysis.Normed.Gro...
rw [norm_inv] at smul_le
/-- Alternative constructor for a `Seminorm` over a normed field `𝕜` that only assumes `f 0 = 0` and an inequality for the scalar multiplication. -/ def Seminorm.ofSMulLE [NormedField 𝕜] [AddCommGroup E] [Module 𝕜 E] (f : E → ℝ) (map_zero : f 0 = 0) (add_le : ∀ x y, f (x + y) ≤ f x + f y) (smul_le : ∀ (r : 𝕜) (...
Mathlib.Analysis.Seminorm.87_0.ywwMCgoKeIFKDZ3
/-- Alternative constructor for a `Seminorm` over a normed field `𝕜` that only assumes `f 0 = 0` and an inequality for the scalar multiplication. -/ def Seminorm.ofSMulLE [NormedField 𝕜] [AddCommGroup E] [Module 𝕜 E] (f : E → ℝ) (map_zero : f 0 = 0) (add_le : ∀ x y, f (x + y) ≤ f x + f y) (smul_le : ∀ (r : 𝕜) (...
Mathlib_Analysis_Seminorm
case neg R : Type u_1 R' : Type u_2 𝕜 : Type u_3 𝕜₂ : Type u_4 𝕜₃ : Type u_5 𝕝 : Type u_6 E : Type u_7 E₂ : Type u_8 E₃ : Type u_9 F : Type u_10 G : Type u_11 ι : Type u_12 inst✝² : NormedField 𝕜 inst✝¹ : AddCommGroup E inst✝ : Module 𝕜 E f : E → ℝ map_zero : f 0 = 0 add_le : ∀ (x y : E), f (x + y) ≤ f x + f y r ...
/- Copyright (c) 2019 Jean Lo. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jean Lo, Yaël Dillies, Moritz Doll -/ import Mathlib.Data.Real.Pointwise import Mathlib.Analysis.Convex.Function import Mathlib.Analysis.LocallyConvex.Basic import Mathlib.Analysis.Normed.Gro...
convert smul_le
/-- Alternative constructor for a `Seminorm` over a normed field `𝕜` that only assumes `f 0 = 0` and an inequality for the scalar multiplication. -/ def Seminorm.ofSMulLE [NormedField 𝕜] [AddCommGroup E] [Module 𝕜 E] (f : E → ℝ) (map_zero : f 0 = 0) (add_le : ∀ x y, f (x + y) ≤ f x + f y) (smul_le : ∀ (r : 𝕜) (...
Mathlib.Analysis.Seminorm.87_0.ywwMCgoKeIFKDZ3
/-- Alternative constructor for a `Seminorm` over a normed field `𝕜` that only assumes `f 0 = 0` and an inequality for the scalar multiplication. -/ def Seminorm.ofSMulLE [NormedField 𝕜] [AddCommGroup E] [Module 𝕜 E] (f : E → ℝ) (map_zero : f 0 = 0) (add_le : ∀ x y, f (x + y) ≤ f x + f y) (smul_le : ∀ (r : 𝕜) (...
Mathlib_Analysis_Seminorm
case h.e'_3.h.e'_1 R : Type u_1 R' : Type u_2 𝕜 : Type u_3 𝕜₂ : Type u_4 𝕜₃ : Type u_5 𝕝 : Type u_6 E : Type u_7 E₂ : Type u_8 E₃ : Type u_9 F : Type u_10 G : Type u_11 ι : Type u_12 inst✝² : NormedField 𝕜 inst✝¹ : AddCommGroup E inst✝ : Module 𝕜 E f : E → ℝ map_zero : f 0 = 0 add_le : ∀ (x y : E), f (x + y) ≤ f ...
/- Copyright (c) 2019 Jean Lo. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jean Lo, Yaël Dillies, Moritz Doll -/ import Mathlib.Data.Real.Pointwise import Mathlib.Analysis.Convex.Function import Mathlib.Analysis.LocallyConvex.Basic import Mathlib.Analysis.Normed.Gro...
simp [h]
/-- Alternative constructor for a `Seminorm` over a normed field `𝕜` that only assumes `f 0 = 0` and an inequality for the scalar multiplication. -/ def Seminorm.ofSMulLE [NormedField 𝕜] [AddCommGroup E] [Module 𝕜 E] (f : E → ℝ) (map_zero : f 0 = 0) (add_le : ∀ x y, f (x + y) ≤ f x + f y) (smul_le : ∀ (r : 𝕜) (...
Mathlib.Analysis.Seminorm.87_0.ywwMCgoKeIFKDZ3
/-- Alternative constructor for a `Seminorm` over a normed field `𝕜` that only assumes `f 0 = 0` and an inequality for the scalar multiplication. -/ def Seminorm.ofSMulLE [NormedField 𝕜] [AddCommGroup E] [Module 𝕜 E] (f : E → ℝ) (map_zero : f 0 = 0) (add_le : ∀ x y, f (x + y) ≤ f x + f y) (smul_le : ∀ (r : 𝕜) (...
Mathlib_Analysis_Seminorm
R : Type u_1 R' : Type u_2 𝕜 : Type u_3 𝕜₂ : Type u_4 𝕜₃ : Type u_5 𝕝 : Type u_6 E : Type u_7 E₂ : Type u_8 E₃ : Type u_9 F : Type u_10 G : Type u_11 ι : Type u_12 inst✝² : SeminormedRing 𝕜 inst✝¹ : AddGroup E inst✝ : SMul 𝕜 E f g : Seminorm 𝕜 E h : (fun f => f.toFun) f = (fun f => f.toFun) g ⊢ f = g
/- Copyright (c) 2019 Jean Lo. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jean Lo, Yaël Dillies, Moritz Doll -/ import Mathlib.Data.Real.Pointwise import Mathlib.Analysis.Convex.Function import Mathlib.Analysis.LocallyConvex.Basic import Mathlib.Analysis.Normed.Gro...
rcases f with ⟨⟨_⟩⟩
instance instSeminormClass : SeminormClass (Seminorm 𝕜 E) 𝕜 E where coe f := f.toFun coe_injective' f g h := by
Mathlib.Analysis.Seminorm.120_0.ywwMCgoKeIFKDZ3
instance instSeminormClass : SeminormClass (Seminorm 𝕜 E) 𝕜 E where coe f
Mathlib_Analysis_Seminorm
case mk.mk R : Type u_1 R' : Type u_2 𝕜 : Type u_3 𝕜₂ : Type u_4 𝕜₃ : Type u_5 𝕝 : Type u_6 E : Type u_7 E₂ : Type u_8 E₃ : Type u_9 F : Type u_10 G : Type u_11 ι : Type u_12 inst✝² : SeminormedRing 𝕜 inst✝¹ : AddGroup E inst✝ : SMul 𝕜 E g : Seminorm 𝕜 E toFun✝ : E → ℝ map_zero'✝ : toFun✝ 0 = 0 add_le'✝ : ∀ (r s...
/- Copyright (c) 2019 Jean Lo. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jean Lo, Yaël Dillies, Moritz Doll -/ import Mathlib.Data.Real.Pointwise import Mathlib.Analysis.Convex.Function import Mathlib.Analysis.LocallyConvex.Basic import Mathlib.Analysis.Normed.Gro...
rcases g with ⟨⟨_⟩⟩
instance instSeminormClass : SeminormClass (Seminorm 𝕜 E) 𝕜 E where coe f := f.toFun coe_injective' f g h := by rcases f with ⟨⟨_⟩⟩
Mathlib.Analysis.Seminorm.120_0.ywwMCgoKeIFKDZ3
instance instSeminormClass : SeminormClass (Seminorm 𝕜 E) 𝕜 E where coe f
Mathlib_Analysis_Seminorm
case mk.mk.mk.mk R : Type u_1 R' : Type u_2 𝕜 : Type u_3 𝕜₂ : Type u_4 𝕜₃ : Type u_5 𝕝 : Type u_6 E : Type u_7 E₂ : Type u_8 E₃ : Type u_9 F : Type u_10 G : Type u_11 ι : Type u_12 inst✝² : SeminormedRing 𝕜 inst✝¹ : AddGroup E inst✝ : SMul 𝕜 E toFun✝¹ : E → ℝ map_zero'✝¹ : toFun✝¹ 0 = 0 add_le'✝¹ : ∀ (r s : E), t...
/- Copyright (c) 2019 Jean Lo. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jean Lo, Yaël Dillies, Moritz Doll -/ import Mathlib.Data.Real.Pointwise import Mathlib.Analysis.Convex.Function import Mathlib.Analysis.LocallyConvex.Basic import Mathlib.Analysis.Normed.Gro...
congr
instance instSeminormClass : SeminormClass (Seminorm 𝕜 E) 𝕜 E where coe f := f.toFun coe_injective' f g h := by rcases f with ⟨⟨_⟩⟩ rcases g with ⟨⟨_⟩⟩
Mathlib.Analysis.Seminorm.120_0.ywwMCgoKeIFKDZ3
instance instSeminormClass : SeminormClass (Seminorm 𝕜 E) 𝕜 E where coe f
Mathlib_Analysis_Seminorm
R : Type u_1 R' : Type u_2 𝕜 : Type u_3 𝕜₂ : Type u_4 𝕜₃ : Type u_5 𝕝 : Type u_6 E : Type u_7 E₂ : Type u_8 E₃ : Type u_9 F : Type u_10 G : Type u_11 ι : Type u_12 inst✝⁵ : SeminormedRing 𝕜 inst✝⁴ : AddGroup E inst✝³ : SMul 𝕜 E p✝ : Seminorm 𝕜 E c : 𝕜 x y : E r✝ : ℝ inst✝² : SMul R ℝ inst✝¹ : SMul R ℝ≥0 inst✝ :...
/- Copyright (c) 2019 Jean Lo. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jean Lo, Yaël Dillies, Moritz Doll -/ import Mathlib.Data.Real.Pointwise import Mathlib.Analysis.Convex.Function import Mathlib.Analysis.LocallyConvex.Basic import Mathlib.Analysis.Normed.Gro...
simp only [← smul_one_smul ℝ≥0 r (_ : ℝ), NNReal.smul_def, smul_eq_mul]
/-- Any action on `ℝ` which factors through `ℝ≥0` applies to a seminorm. -/ instance instSMul [SMul R ℝ] [SMul R ℝ≥0] [IsScalarTower R ℝ≥0 ℝ] : SMul R (Seminorm 𝕜 E) where smul r p := { r • p.toAddGroupSeminorm with toFun := fun x => r • p x smul' := fun _ _ => by
Mathlib.Analysis.Seminorm.160_0.ywwMCgoKeIFKDZ3
/-- Any action on `ℝ` which factors through `ℝ≥0` applies to a seminorm. -/ instance instSMul [SMul R ℝ] [SMul R ℝ≥0] [IsScalarTower R ℝ≥0 ℝ] : SMul R (Seminorm 𝕜 E) where smul r p
Mathlib_Analysis_Seminorm
R : Type u_1 R' : Type u_2 𝕜 : Type u_3 𝕜₂ : Type u_4 𝕜₃ : Type u_5 𝕝 : Type u_6 E : Type u_7 E₂ : Type u_8 E₃ : Type u_9 F : Type u_10 G : Type u_11 ι : Type u_12 inst✝⁵ : SeminormedRing 𝕜 inst✝⁴ : AddGroup E inst✝³ : SMul 𝕜 E p✝ : Seminorm 𝕜 E c : 𝕜 x y : E r✝ : ℝ inst✝² : SMul R ℝ inst✝¹ : SMul R ℝ≥0 inst✝ :...
/- Copyright (c) 2019 Jean Lo. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jean Lo, Yaël Dillies, Moritz Doll -/ import Mathlib.Data.Real.Pointwise import Mathlib.Analysis.Convex.Function import Mathlib.Analysis.LocallyConvex.Basic import Mathlib.Analysis.Normed.Gro...
rw [map_smul_eq_mul, mul_left_comm]
/-- Any action on `ℝ` which factors through `ℝ≥0` applies to a seminorm. -/ instance instSMul [SMul R ℝ] [SMul R ℝ≥0] [IsScalarTower R ℝ≥0 ℝ] : SMul R (Seminorm 𝕜 E) where smul r p := { r • p.toAddGroupSeminorm with toFun := fun x => r • p x smul' := fun _ _ => by simp only [← smul_one_smul ℝ...
Mathlib.Analysis.Seminorm.160_0.ywwMCgoKeIFKDZ3
/-- Any action on `ℝ` which factors through `ℝ≥0` applies to a seminorm. -/ instance instSMul [SMul R ℝ] [SMul R ℝ≥0] [IsScalarTower R ℝ≥0 ℝ] : SMul R (Seminorm 𝕜 E) where smul r p
Mathlib_Analysis_Seminorm
R : Type u_1 R' : Type u_2 𝕜 : Type u_3 𝕜₂ : Type u_4 𝕜₃ : Type u_5 𝕝 : Type u_6 E : Type u_7 E₂ : Type u_8 E₃ : Type u_9 F : Type u_10 G : Type u_11 ι : Type u_12 inst✝² : SeminormedRing 𝕜 inst✝¹ : AddGroup E inst✝ : SMul 𝕜 E p✝ : Seminorm 𝕜 E c : 𝕜 x✝ y : E r : ℝ p q : Seminorm 𝕜 E src✝ : AddGroupSeminorm E ...
/- Copyright (c) 2019 Jean Lo. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jean Lo, Yaël Dillies, Moritz Doll -/ import Mathlib.Data.Real.Pointwise import Mathlib.Analysis.Convex.Function import Mathlib.Analysis.LocallyConvex.Basic import Mathlib.Analysis.Normed.Gro...
simp only [map_smul_eq_mul, map_smul_eq_mul, mul_add]
instance instAdd : Add (Seminorm 𝕜 E) where add p q := { p.toAddGroupSeminorm + q.toAddGroupSeminorm with toFun := fun x => p x + q x smul' := fun a x => by
Mathlib.Analysis.Seminorm.185_0.ywwMCgoKeIFKDZ3
instance instAdd : Add (Seminorm 𝕜 E) where add p q
Mathlib_Analysis_Seminorm
R : Type u_1 R' : Type u_2 𝕜 : Type u_3 𝕜₂ : Type u_4 𝕜₃ : Type u_5 𝕝 : Type u_6 E : Type u_7 E₂ : Type u_8 E₃ : Type u_9 F : Type u_10 G : Type u_11 ι : Type u_12 inst✝² : SeminormedRing 𝕜 inst✝¹ : AddGroup E inst✝ : SMul 𝕜 E p : Seminorm 𝕜 E c : 𝕜 x y : E r : ℝ x✝¹ : Seminorm 𝕜 E x✝ : ℕ ⊢ ⇑(x✝ • x✝¹) = x✝ • ...
/- Copyright (c) 2019 Jean Lo. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jean Lo, Yaël Dillies, Moritz Doll -/ import Mathlib.Data.Real.Pointwise import Mathlib.Analysis.Convex.Function import Mathlib.Analysis.LocallyConvex.Basic import Mathlib.Analysis.Normed.Gro...
rfl
instance instAddMonoid : AddMonoid (Seminorm 𝕜 E) := FunLike.coe_injective.addMonoid _ rfl coe_add fun _ _ => by
Mathlib.Analysis.Seminorm.200_0.ywwMCgoKeIFKDZ3
instance instAddMonoid : AddMonoid (Seminorm 𝕜 E)
Mathlib_Analysis_Seminorm
R : Type u_1 R' : Type u_2 𝕜 : Type u_3 𝕜₂ : Type u_4 𝕜₃ : Type u_5 𝕝 : Type u_6 E : Type u_7 E₂ : Type u_8 E₃ : Type u_9 F : Type u_10 G : Type u_11 ι : Type u_12 inst✝⁶ : SeminormedRing 𝕜 inst✝⁵ : AddGroup E inst✝⁴ : SMul 𝕜 E p : Seminorm 𝕜 E c : 𝕜 x y : E r : ℝ inst✝³ : Monoid R inst✝² : MulAction R ℝ inst✝¹...
/- Copyright (c) 2019 Jean Lo. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jean Lo, Yaël Dillies, Moritz Doll -/ import Mathlib.Data.Real.Pointwise import Mathlib.Analysis.Convex.Function import Mathlib.Analysis.LocallyConvex.Basic import Mathlib.Analysis.Normed.Gro...
intros
instance instMulAction [Monoid R] [MulAction R ℝ] [SMul R ℝ≥0] [IsScalarTower R ℝ≥0 ℝ] : MulAction R (Seminorm 𝕜 E) := FunLike.coe_injective.mulAction _ (by
Mathlib.Analysis.Seminorm.206_0.ywwMCgoKeIFKDZ3
instance instMulAction [Monoid R] [MulAction R ℝ] [SMul R ℝ≥0] [IsScalarTower R ℝ≥0 ℝ] : MulAction R (Seminorm 𝕜 E)
Mathlib_Analysis_Seminorm
R : Type u_1 R' : Type u_2 𝕜 : Type u_3 𝕜₂ : Type u_4 𝕜₃ : Type u_5 𝕝 : Type u_6 E : Type u_7 E₂ : Type u_8 E₃ : Type u_9 F : Type u_10 G : Type u_11 ι : Type u_12 inst✝⁶ : SeminormedRing 𝕜 inst✝⁵ : AddGroup E inst✝⁴ : SMul 𝕜 E p : Seminorm 𝕜 E c : 𝕜 x y : E r : ℝ inst✝³ : Monoid R inst✝² : MulAction R ℝ inst✝¹...
/- Copyright (c) 2019 Jean Lo. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jean Lo, Yaël Dillies, Moritz Doll -/ import Mathlib.Data.Real.Pointwise import Mathlib.Analysis.Convex.Function import Mathlib.Analysis.LocallyConvex.Basic import Mathlib.Analysis.Normed.Gro...
rfl
instance instMulAction [Monoid R] [MulAction R ℝ] [SMul R ℝ≥0] [IsScalarTower R ℝ≥0 ℝ] : MulAction R (Seminorm 𝕜 E) := FunLike.coe_injective.mulAction _ (by intros;
Mathlib.Analysis.Seminorm.206_0.ywwMCgoKeIFKDZ3
instance instMulAction [Monoid R] [MulAction R ℝ] [SMul R ℝ≥0] [IsScalarTower R ℝ≥0 ℝ] : MulAction R (Seminorm 𝕜 E)
Mathlib_Analysis_Seminorm
R : Type u_1 R' : Type u_2 𝕜 : Type u_3 𝕜₂ : Type u_4 𝕜₃ : Type u_5 𝕝 : Type u_6 E : Type u_7 E₂ : Type u_8 E₃ : Type u_9 F : Type u_10 G : Type u_11 ι : Type u_12 inst✝⁶ : SeminormedRing 𝕜 inst✝⁵ : AddGroup E inst✝⁴ : SMul 𝕜 E p : Seminorm 𝕜 E c : 𝕜 x y : E r : ℝ inst✝³ : Monoid R inst✝² : DistribMulAction R ℝ...
/- Copyright (c) 2019 Jean Lo. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jean Lo, Yaël Dillies, Moritz Doll -/ import Mathlib.Data.Real.Pointwise import Mathlib.Analysis.Convex.Function import Mathlib.Analysis.LocallyConvex.Basic import Mathlib.Analysis.Normed.Gro...
intros
instance instDistribMulAction [Monoid R] [DistribMulAction R ℝ] [SMul R ℝ≥0] [IsScalarTower R ℝ≥0 ℝ] : DistribMulAction R (Seminorm 𝕜 E) := (coeFnAddMonoidHom_injective 𝕜 E).distribMulAction _ (by
Mathlib.Analysis.Seminorm.226_0.ywwMCgoKeIFKDZ3
instance instDistribMulAction [Monoid R] [DistribMulAction R ℝ] [SMul R ℝ≥0] [IsScalarTower R ℝ≥0 ℝ] : DistribMulAction R (Seminorm 𝕜 E)
Mathlib_Analysis_Seminorm
R : Type u_1 R' : Type u_2 𝕜 : Type u_3 𝕜₂ : Type u_4 𝕜₃ : Type u_5 𝕝 : Type u_6 E : Type u_7 E₂ : Type u_8 E₃ : Type u_9 F : Type u_10 G : Type u_11 ι : Type u_12 inst✝⁶ : SeminormedRing 𝕜 inst✝⁵ : AddGroup E inst✝⁴ : SMul 𝕜 E p : Seminorm 𝕜 E c : 𝕜 x y : E r : ℝ inst✝³ : Monoid R inst✝² : DistribMulAction R ℝ...
/- Copyright (c) 2019 Jean Lo. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jean Lo, Yaël Dillies, Moritz Doll -/ import Mathlib.Data.Real.Pointwise import Mathlib.Analysis.Convex.Function import Mathlib.Analysis.LocallyConvex.Basic import Mathlib.Analysis.Normed.Gro...
rfl
instance instDistribMulAction [Monoid R] [DistribMulAction R ℝ] [SMul R ℝ≥0] [IsScalarTower R ℝ≥0 ℝ] : DistribMulAction R (Seminorm 𝕜 E) := (coeFnAddMonoidHom_injective 𝕜 E).distribMulAction _ (by intros;
Mathlib.Analysis.Seminorm.226_0.ywwMCgoKeIFKDZ3
instance instDistribMulAction [Monoid R] [DistribMulAction R ℝ] [SMul R ℝ≥0] [IsScalarTower R ℝ≥0 ℝ] : DistribMulAction R (Seminorm 𝕜 E)
Mathlib_Analysis_Seminorm
R : Type u_1 R' : Type u_2 𝕜 : Type u_3 𝕜₂ : Type u_4 𝕜₃ : Type u_5 𝕝 : Type u_6 E : Type u_7 E₂ : Type u_8 E₃ : Type u_9 F : Type u_10 G : Type u_11 ι : Type u_12 inst✝⁶ : SeminormedRing 𝕜 inst✝⁵ : AddGroup E inst✝⁴ : SMul 𝕜 E p : Seminorm 𝕜 E c : 𝕜 x y : E r : ℝ inst✝³ : Semiring R inst✝² : Module R ℝ inst✝¹ ...
/- Copyright (c) 2019 Jean Lo. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jean Lo, Yaël Dillies, Moritz Doll -/ import Mathlib.Data.Real.Pointwise import Mathlib.Analysis.Convex.Function import Mathlib.Analysis.LocallyConvex.Basic import Mathlib.Analysis.Normed.Gro...
intros
instance instModule [Semiring R] [Module R ℝ] [SMul R ℝ≥0] [IsScalarTower R ℝ≥0 ℝ] : Module R (Seminorm 𝕜 E) := (coeFnAddMonoidHom_injective 𝕜 E).module R _ (by
Mathlib.Analysis.Seminorm.230_0.ywwMCgoKeIFKDZ3
instance instModule [Semiring R] [Module R ℝ] [SMul R ℝ≥0] [IsScalarTower R ℝ≥0 ℝ] : Module R (Seminorm 𝕜 E)
Mathlib_Analysis_Seminorm
R : Type u_1 R' : Type u_2 𝕜 : Type u_3 𝕜₂ : Type u_4 𝕜₃ : Type u_5 𝕝 : Type u_6 E : Type u_7 E₂ : Type u_8 E₃ : Type u_9 F : Type u_10 G : Type u_11 ι : Type u_12 inst✝⁶ : SeminormedRing 𝕜 inst✝⁵ : AddGroup E inst✝⁴ : SMul 𝕜 E p : Seminorm 𝕜 E c : 𝕜 x y : E r : ℝ inst✝³ : Semiring R inst✝² : Module R ℝ inst✝¹ ...
/- Copyright (c) 2019 Jean Lo. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jean Lo, Yaël Dillies, Moritz Doll -/ import Mathlib.Data.Real.Pointwise import Mathlib.Analysis.Convex.Function import Mathlib.Analysis.LocallyConvex.Basic import Mathlib.Analysis.Normed.Gro...
rfl
instance instModule [Semiring R] [Module R ℝ] [SMul R ℝ≥0] [IsScalarTower R ℝ≥0 ℝ] : Module R (Seminorm 𝕜 E) := (coeFnAddMonoidHom_injective 𝕜 E).module R _ (by intros;
Mathlib.Analysis.Seminorm.230_0.ywwMCgoKeIFKDZ3
instance instModule [Semiring R] [Module R ℝ] [SMul R ℝ≥0] [IsScalarTower R ℝ≥0 ℝ] : Module R (Seminorm 𝕜 E)
Mathlib_Analysis_Seminorm
R : Type u_1 R' : Type u_2 𝕜 : Type u_3 𝕜₂ : Type u_4 𝕜₃ : Type u_5 𝕝 : Type u_6 E : Type u_7 E₂ : Type u_8 E₃ : Type u_9 F : Type u_10 G : Type u_11 ι : Type u_12 inst✝⁵ : SeminormedRing 𝕜 inst✝⁴ : AddGroup E inst✝³ : SMul 𝕜 E p✝ : Seminorm 𝕜 E c : 𝕜 x✝ y✝ : E r✝ : ℝ inst✝² : SMul R ℝ inst✝¹ : SMul R ℝ≥0 inst✝...
/- Copyright (c) 2019 Jean Lo. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jean Lo, Yaël Dillies, Moritz Doll -/ import Mathlib.Data.Real.Pointwise import Mathlib.Analysis.Convex.Function import Mathlib.Analysis.LocallyConvex.Basic import Mathlib.Analysis.Normed.Gro...
simpa only [← smul_eq_mul, ← NNReal.smul_def, smul_one_smul ℝ≥0 r (_ : ℝ)] using mul_max_of_nonneg x y (r • (1 : ℝ≥0) : ℝ≥0).coe_nonneg
theorem smul_sup [SMul R ℝ] [SMul R ℝ≥0] [IsScalarTower R ℝ≥0 ℝ] (r : R) (p q : Seminorm 𝕜 E) : r • (p ⊔ q) = r • p ⊔ r • q := have real.smul_max : ∀ x y : ℝ, r • max x y = max (r • x) (r • y) := fun x y => by
Mathlib.Analysis.Seminorm.251_0.ywwMCgoKeIFKDZ3
theorem smul_sup [SMul R ℝ] [SMul R ℝ≥0] [IsScalarTower R ℝ≥0 ℝ] (r : R) (p q : Seminorm 𝕜 E) : r • (p ⊔ q) = r • p ⊔ r • q
Mathlib_Analysis_Seminorm
R : Type u_1 R' : Type u_2 𝕜 : Type u_3 𝕜₂ : Type u_4 𝕜₃ : Type u_5 𝕝 : Type u_6 E : Type u_7 E₂ : Type u_8 E₃ : Type u_9 F : Type u_10 G : Type u_11 ι : Type u_12 inst✝¹⁸ : SeminormedRing 𝕜 inst✝¹⁷ : SeminormedRing 𝕜₂ inst✝¹⁶ : SeminormedRing 𝕜₃ σ₁₂ : 𝕜 →+* 𝕜₂ inst✝¹⁵ : RingHomIsometric σ₁₂ σ₂₃ : 𝕜₂ →+* 𝕜₃ ...
/- Copyright (c) 2019 Jean Lo. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jean Lo, Yaël Dillies, Moritz Doll -/ import Mathlib.Data.Real.Pointwise import Mathlib.Analysis.Convex.Function import Mathlib.Analysis.LocallyConvex.Basic import Mathlib.Analysis.Normed.Gro...
simp only [map_smulₛₗ]
/-- Composition of a seminorm with a linear map is a seminorm. -/ def comp (p : Seminorm 𝕜₂ E₂) (f : E →ₛₗ[σ₁₂] E₂) : Seminorm 𝕜 E := { p.toAddGroupSeminorm.comp f.toAddMonoidHom with toFun := fun x => p (f x) -- Porting note: the `simp only` below used to be part of the `rw`. -- I'm not sure why this c...
Mathlib.Analysis.Seminorm.309_0.ywwMCgoKeIFKDZ3
/-- Composition of a seminorm with a linear map is a seminorm. -/ def comp (p : Seminorm 𝕜₂ E₂) (f : E →ₛₗ[σ₁₂] E₂) : Seminorm 𝕜 E
Mathlib_Analysis_Seminorm
R : Type u_1 R' : Type u_2 𝕜 : Type u_3 𝕜₂ : Type u_4 𝕜₃ : Type u_5 𝕝 : Type u_6 E : Type u_7 E₂ : Type u_8 E₃ : Type u_9 F : Type u_10 G : Type u_11 ι : Type u_12 inst✝¹⁸ : SeminormedRing 𝕜 inst✝¹⁷ : SeminormedRing 𝕜₂ inst✝¹⁶ : SeminormedRing 𝕜₃ σ₁₂ : 𝕜 →+* 𝕜₂ inst✝¹⁵ : RingHomIsometric σ₁₂ σ₂₃ : 𝕜₂ →+* 𝕜₃ ...
/- Copyright (c) 2019 Jean Lo. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jean Lo, Yaël Dillies, Moritz Doll -/ import Mathlib.Data.Real.Pointwise import Mathlib.Analysis.Convex.Function import Mathlib.Analysis.LocallyConvex.Basic import Mathlib.Analysis.Normed.Gro...
rw [map_smul_eq_mul, RingHomIsometric.is_iso]
/-- Composition of a seminorm with a linear map is a seminorm. -/ def comp (p : Seminorm 𝕜₂ E₂) (f : E →ₛₗ[σ₁₂] E₂) : Seminorm 𝕜 E := { p.toAddGroupSeminorm.comp f.toAddMonoidHom with toFun := fun x => p (f x) -- Porting note: the `simp only` below used to be part of the `rw`. -- I'm not sure why this c...
Mathlib.Analysis.Seminorm.309_0.ywwMCgoKeIFKDZ3
/-- Composition of a seminorm with a linear map is a seminorm. -/ def comp (p : Seminorm 𝕜₂ E₂) (f : E →ₛₗ[σ₁₂] E₂) : Seminorm 𝕜 E
Mathlib_Analysis_Seminorm
R : Type u_1 R' : Type u_2 𝕜 : Type u_3 𝕜₂ : Type u_4 𝕜₃ : Type u_5 𝕝 : Type u_6 E : Type u_7 E₂ : Type u_8 E₃ : Type u_9 F : Type u_10 G : Type u_11 ι : Type u_12 inst✝¹⁸ : SeminormedRing 𝕜 inst✝¹⁷ : SeminormedRing 𝕜₂ inst✝¹⁶ : SeminormedRing 𝕜₃ σ₁₂ : 𝕜 →+* 𝕜₂ inst✝¹⁵ : RingHomIsometric σ₁₂ σ₂₃ : 𝕜₂ →+* 𝕜₃ ...
/- Copyright (c) 2019 Jean Lo. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jean Lo, Yaël Dillies, Moritz Doll -/ import Mathlib.Data.Real.Pointwise import Mathlib.Analysis.Convex.Function import Mathlib.Analysis.LocallyConvex.Basic import Mathlib.Analysis.Normed.Gro...
simp_rw [le_def]
theorem smul_le_smul {p q : Seminorm 𝕜 E} {a b : ℝ≥0} (hpq : p ≤ q) (hab : a ≤ b) : a • p ≤ b • q := by
Mathlib.Analysis.Seminorm.386_0.ywwMCgoKeIFKDZ3
theorem smul_le_smul {p q : Seminorm 𝕜 E} {a b : ℝ≥0} (hpq : p ≤ q) (hab : a ≤ b) : a • p ≤ b • q
Mathlib_Analysis_Seminorm
R : Type u_1 R' : Type u_2 𝕜 : Type u_3 𝕜₂ : Type u_4 𝕜₃ : Type u_5 𝕝 : Type u_6 E : Type u_7 E₂ : Type u_8 E₃ : Type u_9 F : Type u_10 G : Type u_11 ι : Type u_12 inst✝¹⁸ : SeminormedRing 𝕜 inst✝¹⁷ : SeminormedRing 𝕜₂ inst✝¹⁶ : SeminormedRing 𝕜₃ σ₁₂ : 𝕜 →+* 𝕜₂ inst✝¹⁵ : RingHomIsometric σ₁₂ σ₂₃ : 𝕜₂ →+* 𝕜₃ ...
/- Copyright (c) 2019 Jean Lo. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jean Lo, Yaël Dillies, Moritz Doll -/ import Mathlib.Data.Real.Pointwise import Mathlib.Analysis.Convex.Function import Mathlib.Analysis.LocallyConvex.Basic import Mathlib.Analysis.Normed.Gro...
intro x
theorem smul_le_smul {p q : Seminorm 𝕜 E} {a b : ℝ≥0} (hpq : p ≤ q) (hab : a ≤ b) : a • p ≤ b • q := by simp_rw [le_def]
Mathlib.Analysis.Seminorm.386_0.ywwMCgoKeIFKDZ3
theorem smul_le_smul {p q : Seminorm 𝕜 E} {a b : ℝ≥0} (hpq : p ≤ q) (hab : a ≤ b) : a • p ≤ b • q
Mathlib_Analysis_Seminorm
R : Type u_1 R' : Type u_2 𝕜 : Type u_3 𝕜₂ : Type u_4 𝕜₃ : Type u_5 𝕝 : Type u_6 E : Type u_7 E₂ : Type u_8 E₃ : Type u_9 F : Type u_10 G : Type u_11 ι : Type u_12 inst✝¹⁸ : SeminormedRing 𝕜 inst✝¹⁷ : SeminormedRing 𝕜₂ inst✝¹⁶ : SeminormedRing 𝕜₃ σ₁₂ : 𝕜 →+* 𝕜₂ inst✝¹⁵ : RingHomIsometric σ₁₂ σ₂₃ : 𝕜₂ →+* 𝕜₃ ...
/- Copyright (c) 2019 Jean Lo. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jean Lo, Yaël Dillies, Moritz Doll -/ import Mathlib.Data.Real.Pointwise import Mathlib.Analysis.Convex.Function import Mathlib.Analysis.LocallyConvex.Basic import Mathlib.Analysis.Normed.Gro...
exact mul_le_mul hab (hpq x) (map_nonneg p x) (NNReal.coe_nonneg b)
theorem smul_le_smul {p q : Seminorm 𝕜 E} {a b : ℝ≥0} (hpq : p ≤ q) (hab : a ≤ b) : a • p ≤ b • q := by simp_rw [le_def] intro x
Mathlib.Analysis.Seminorm.386_0.ywwMCgoKeIFKDZ3
theorem smul_le_smul {p q : Seminorm 𝕜 E} {a b : ℝ≥0} (hpq : p ≤ q) (hab : a ≤ b) : a • p ≤ b • q
Mathlib_Analysis_Seminorm
R : Type u_1 R' : Type u_2 𝕜 : Type u_3 𝕜₂ : Type u_4 𝕜₃ : Type u_5 𝕝 : Type u_6 E : Type u_7 E₂ : Type u_8 E₃ : Type u_9 F : Type u_10 G : Type u_11 ι : Type u_12 inst✝¹⁸ : SeminormedRing 𝕜 inst✝¹⁷ : SeminormedRing 𝕜₂ inst✝¹⁶ : SeminormedRing 𝕜₃ σ₁₂ : 𝕜 →+* 𝕜₂ inst✝¹⁵ : RingHomIsometric σ₁₂ σ₂₃ : 𝕜₂ →+* 𝕜₃ ...
/- Copyright (c) 2019 Jean Lo. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jean Lo, Yaël Dillies, Moritz Doll -/ import Mathlib.Data.Real.Pointwise import Mathlib.Analysis.Convex.Function import Mathlib.Analysis.LocallyConvex.Basic import Mathlib.Analysis.Normed.Gro...
induction' s using Finset.cons_induction_on with a s ha ih
theorem finset_sup_apply (p : ι → Seminorm 𝕜 E) (s : Finset ι) (x : E) : s.sup p x = ↑(s.sup fun i => ⟨p i x, map_nonneg (p i) x⟩ : ℝ≥0) := by
Mathlib.Analysis.Seminorm.393_0.ywwMCgoKeIFKDZ3
theorem finset_sup_apply (p : ι → Seminorm 𝕜 E) (s : Finset ι) (x : E) : s.sup p x = ↑(s.sup fun i => ⟨p i x, map_nonneg (p i) x⟩ : ℝ≥0)
Mathlib_Analysis_Seminorm
case h₁ R : Type u_1 R' : Type u_2 𝕜 : Type u_3 𝕜₂ : Type u_4 𝕜₃ : Type u_5 𝕝 : Type u_6 E : Type u_7 E₂ : Type u_8 E₃ : Type u_9 F : Type u_10 G : Type u_11 ι : Type u_12 inst✝¹⁸ : SeminormedRing 𝕜 inst✝¹⁷ : SeminormedRing 𝕜₂ inst✝¹⁶ : SeminormedRing 𝕜₃ σ₁₂ : 𝕜 →+* 𝕜₂ inst✝¹⁵ : RingHomIsometric σ₁₂ σ₂₃ : 𝕜₂ ...
/- Copyright (c) 2019 Jean Lo. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jean Lo, Yaël Dillies, Moritz Doll -/ import Mathlib.Data.Real.Pointwise import Mathlib.Analysis.Convex.Function import Mathlib.Analysis.LocallyConvex.Basic import Mathlib.Analysis.Normed.Gro...
rw [Finset.sup_empty, Finset.sup_empty, coe_bot, _root_.bot_eq_zero, Pi.zero_apply]
theorem finset_sup_apply (p : ι → Seminorm 𝕜 E) (s : Finset ι) (x : E) : s.sup p x = ↑(s.sup fun i => ⟨p i x, map_nonneg (p i) x⟩ : ℝ≥0) := by induction' s using Finset.cons_induction_on with a s ha ih ·
Mathlib.Analysis.Seminorm.393_0.ywwMCgoKeIFKDZ3
theorem finset_sup_apply (p : ι → Seminorm 𝕜 E) (s : Finset ι) (x : E) : s.sup p x = ↑(s.sup fun i => ⟨p i x, map_nonneg (p i) x⟩ : ℝ≥0)
Mathlib_Analysis_Seminorm
case h₁ R : Type u_1 R' : Type u_2 𝕜 : Type u_3 𝕜₂ : Type u_4 𝕜₃ : Type u_5 𝕝 : Type u_6 E : Type u_7 E₂ : Type u_8 E₃ : Type u_9 F : Type u_10 G : Type u_11 ι : Type u_12 inst✝¹⁸ : SeminormedRing 𝕜 inst✝¹⁷ : SeminormedRing 𝕜₂ inst✝¹⁶ : SeminormedRing 𝕜₃ σ₁₂ : 𝕜 →+* 𝕜₂ inst✝¹⁵ : RingHomIsometric σ₁₂ σ₂₃ : 𝕜₂ ...
/- Copyright (c) 2019 Jean Lo. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jean Lo, Yaël Dillies, Moritz Doll -/ import Mathlib.Data.Real.Pointwise import Mathlib.Analysis.Convex.Function import Mathlib.Analysis.LocallyConvex.Basic import Mathlib.Analysis.Normed.Gro...
norm_cast
theorem finset_sup_apply (p : ι → Seminorm 𝕜 E) (s : Finset ι) (x : E) : s.sup p x = ↑(s.sup fun i => ⟨p i x, map_nonneg (p i) x⟩ : ℝ≥0) := by induction' s using Finset.cons_induction_on with a s ha ih · rw [Finset.sup_empty, Finset.sup_empty, coe_bot, _root_.bot_eq_zero, Pi.zero_apply]
Mathlib.Analysis.Seminorm.393_0.ywwMCgoKeIFKDZ3
theorem finset_sup_apply (p : ι → Seminorm 𝕜 E) (s : Finset ι) (x : E) : s.sup p x = ↑(s.sup fun i => ⟨p i x, map_nonneg (p i) x⟩ : ℝ≥0)
Mathlib_Analysis_Seminorm
case h₂ R : Type u_1 R' : Type u_2 𝕜 : Type u_3 𝕜₂ : Type u_4 𝕜₃ : Type u_5 𝕝 : Type u_6 E : Type u_7 E₂ : Type u_8 E₃ : Type u_9 F : Type u_10 G : Type u_11 ι : Type u_12 inst✝¹⁸ : SeminormedRing 𝕜 inst✝¹⁷ : SeminormedRing 𝕜₂ inst✝¹⁶ : SeminormedRing 𝕜₃ σ₁₂ : 𝕜 →+* 𝕜₂ inst✝¹⁵ : RingHomIsometric σ₁₂ σ₂₃ : 𝕜₂ ...
/- Copyright (c) 2019 Jean Lo. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jean Lo, Yaël Dillies, Moritz Doll -/ import Mathlib.Data.Real.Pointwise import Mathlib.Analysis.Convex.Function import Mathlib.Analysis.LocallyConvex.Basic import Mathlib.Analysis.Normed.Gro...
rw [Finset.sup_cons, Finset.sup_cons, coe_sup, sup_eq_max, Pi.sup_apply, sup_eq_max, NNReal.coe_max, NNReal.coe_mk, ih]
theorem finset_sup_apply (p : ι → Seminorm 𝕜 E) (s : Finset ι) (x : E) : s.sup p x = ↑(s.sup fun i => ⟨p i x, map_nonneg (p i) x⟩ : ℝ≥0) := by induction' s using Finset.cons_induction_on with a s ha ih · rw [Finset.sup_empty, Finset.sup_empty, coe_bot, _root_.bot_eq_zero, Pi.zero_apply] norm_cast ·
Mathlib.Analysis.Seminorm.393_0.ywwMCgoKeIFKDZ3
theorem finset_sup_apply (p : ι → Seminorm 𝕜 E) (s : Finset ι) (x : E) : s.sup p x = ↑(s.sup fun i => ⟨p i x, map_nonneg (p i) x⟩ : ℝ≥0)
Mathlib_Analysis_Seminorm
R : Type u_1 R' : Type u_2 𝕜 : Type u_3 𝕜₂ : Type u_4 𝕜₃ : Type u_5 𝕝 : Type u_6 E : Type u_7 E₂ : Type u_8 E₃ : Type u_9 F : Type u_10 G : Type u_11 ι : Type u_12 inst✝¹⁸ : SeminormedRing 𝕜 inst✝¹⁷ : SeminormedRing 𝕜₂ inst✝¹⁶ : SeminormedRing 𝕜₃ σ₁₂ : 𝕜 →+* 𝕜₂ inst✝¹⁵ : RingHomIsometric σ₁₂ σ₂₃ : 𝕜₂ →+* 𝕜₃ ...
/- Copyright (c) 2019 Jean Lo. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jean Lo, Yaël Dillies, Moritz Doll -/ import Mathlib.Data.Real.Pointwise import Mathlib.Analysis.Convex.Function import Mathlib.Analysis.LocallyConvex.Basic import Mathlib.Analysis.Normed.Gro...
rcases Finset.exists_mem_eq_sup s hs (fun i ↦ (⟨p i x, map_nonneg _ _⟩ : ℝ≥0)) with ⟨i, hi, hix⟩
theorem exists_apply_eq_finset_sup (p : ι → Seminorm 𝕜 E) {s : Finset ι} (hs : s.Nonempty) (x : E) : ∃ i ∈ s, s.sup p x = p i x := by
Mathlib.Analysis.Seminorm.402_0.ywwMCgoKeIFKDZ3
theorem exists_apply_eq_finset_sup (p : ι → Seminorm 𝕜 E) {s : Finset ι} (hs : s.Nonempty) (x : E) : ∃ i ∈ s, s.sup p x = p i x
Mathlib_Analysis_Seminorm
case intro.intro R : Type u_1 R' : Type u_2 𝕜 : Type u_3 𝕜₂ : Type u_4 𝕜₃ : Type u_5 𝕝 : Type u_6 E : Type u_7 E₂ : Type u_8 E₃ : Type u_9 F : Type u_10 G : Type u_11 ι : Type u_12 inst✝¹⁸ : SeminormedRing 𝕜 inst✝¹⁷ : SeminormedRing 𝕜₂ inst✝¹⁶ : SeminormedRing 𝕜₃ σ₁₂ : 𝕜 →+* 𝕜₂ inst✝¹⁵ : RingHomIsometric σ₁₂ σ...
/- Copyright (c) 2019 Jean Lo. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jean Lo, Yaël Dillies, Moritz Doll -/ import Mathlib.Data.Real.Pointwise import Mathlib.Analysis.Convex.Function import Mathlib.Analysis.LocallyConvex.Basic import Mathlib.Analysis.Normed.Gro...
rw [finset_sup_apply]
theorem exists_apply_eq_finset_sup (p : ι → Seminorm 𝕜 E) {s : Finset ι} (hs : s.Nonempty) (x : E) : ∃ i ∈ s, s.sup p x = p i x := by rcases Finset.exists_mem_eq_sup s hs (fun i ↦ (⟨p i x, map_nonneg _ _⟩ : ℝ≥0)) with ⟨i, hi, hix⟩
Mathlib.Analysis.Seminorm.402_0.ywwMCgoKeIFKDZ3
theorem exists_apply_eq_finset_sup (p : ι → Seminorm 𝕜 E) {s : Finset ι} (hs : s.Nonempty) (x : E) : ∃ i ∈ s, s.sup p x = p i x
Mathlib_Analysis_Seminorm
case intro.intro R : Type u_1 R' : Type u_2 𝕜 : Type u_3 𝕜₂ : Type u_4 𝕜₃ : Type u_5 𝕝 : Type u_6 E : Type u_7 E₂ : Type u_8 E₃ : Type u_9 F : Type u_10 G : Type u_11 ι : Type u_12 inst✝¹⁸ : SeminormedRing 𝕜 inst✝¹⁷ : SeminormedRing 𝕜₂ inst✝¹⁶ : SeminormedRing 𝕜₃ σ₁₂ : 𝕜 →+* 𝕜₂ inst✝¹⁵ : RingHomIsometric σ₁₂ σ...
/- Copyright (c) 2019 Jean Lo. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jean Lo, Yaël Dillies, Moritz Doll -/ import Mathlib.Data.Real.Pointwise import Mathlib.Analysis.Convex.Function import Mathlib.Analysis.LocallyConvex.Basic import Mathlib.Analysis.Normed.Gro...
exact ⟨i, hi, congr_arg _ hix⟩
theorem exists_apply_eq_finset_sup (p : ι → Seminorm 𝕜 E) {s : Finset ι} (hs : s.Nonempty) (x : E) : ∃ i ∈ s, s.sup p x = p i x := by rcases Finset.exists_mem_eq_sup s hs (fun i ↦ (⟨p i x, map_nonneg _ _⟩ : ℝ≥0)) with ⟨i, hi, hix⟩ rw [finset_sup_apply]
Mathlib.Analysis.Seminorm.402_0.ywwMCgoKeIFKDZ3
theorem exists_apply_eq_finset_sup (p : ι → Seminorm 𝕜 E) {s : Finset ι} (hs : s.Nonempty) (x : E) : ∃ i ∈ s, s.sup p x = p i x
Mathlib_Analysis_Seminorm
R : Type u_1 R' : Type u_2 𝕜 : Type u_3 𝕜₂ : Type u_4 𝕜₃ : Type u_5 𝕝 : Type u_6 E : Type u_7 E₂ : Type u_8 E₃ : Type u_9 F : Type u_10 G : Type u_11 ι : Type u_12 inst✝¹⁸ : SeminormedRing 𝕜 inst✝¹⁷ : SeminormedRing 𝕜₂ inst✝¹⁶ : SeminormedRing 𝕜₃ σ₁₂ : 𝕜 →+* 𝕜₂ inst✝¹⁵ : RingHomIsometric σ₁₂ σ₂₃ : 𝕜₂ →+* 𝕜₃ ...
/- Copyright (c) 2019 Jean Lo. All rights reserved. Released under Apache 2.0 license as described in the file LICENSE. Authors: Jean Lo, Yaël Dillies, Moritz Doll -/ import Mathlib.Data.Real.Pointwise import Mathlib.Analysis.Convex.Function import Mathlib.Analysis.LocallyConvex.Basic import Mathlib.Analysis.Normed.Gro...
rcases Finset.eq_empty_or_nonempty s with (rfl|hs)
theorem zero_or_exists_apply_eq_finset_sup (p : ι → Seminorm 𝕜 E) (s : Finset ι) (x : E) : s.sup p x = 0 ∨ ∃ i ∈ s, s.sup p x = p i x := by
Mathlib.Analysis.Seminorm.408_0.ywwMCgoKeIFKDZ3
theorem zero_or_exists_apply_eq_finset_sup (p : ι → Seminorm 𝕜 E) (s : Finset ι) (x : E) : s.sup p x = 0 ∨ ∃ i ∈ s, s.sup p x = p i x
Mathlib_Analysis_Seminorm