Documentation

Mathlib.MeasureTheory.Order.Group.Lattice

Measurability results on groups with a lattice structure. #

Tags #

measurable function, group, lattice operation

theorem measurable_posPart {α : Type u_1} [Lattice α] [AddGroup α] [MeasurableSpace α] [MeasurableSup α] :
Measurable posPart
theorem measurable_oneLePart {α : Type u_1} [Lattice α] [Group α] [MeasurableSpace α] [MeasurableSup α] :
Measurable oneLePart
theorem Measurable.posPart {α : Type u_1} {β : Type u_2} [Lattice α] [AddGroup α] [MeasurableSpace α] [MeasurableSpace β] {f : βα} (hf : Measurable f) [MeasurableSup α] :
Measurable fun (x : β) => (f x)
theorem Measurable.oneLePart {α : Type u_1} {β : Type u_2} [Lattice α] [Group α] [MeasurableSpace α] [MeasurableSpace β] {f : βα} (hf : Measurable f) [MeasurableSup α] :
Measurable fun (x : β) => (f x)⁺ᵐ
theorem measurable_leOnePart {α : Type u_1} [Lattice α] [Group α] [MeasurableSpace α] [MeasurableSup α] [MeasurableInv α] :
Measurable leOnePart
theorem Measurable.negPart {α : Type u_1} {β : Type u_2} [Lattice α] [AddGroup α] [MeasurableSpace α] [MeasurableSpace β] {f : βα} (hf : Measurable f) [MeasurableSup α] [MeasurableNeg α] :
Measurable fun (x : β) => (f x)
theorem Measurable.leOnePart {α : Type u_1} {β : Type u_2} [Lattice α] [Group α] [MeasurableSpace α] [MeasurableSpace β] {f : βα} (hf : Measurable f) [MeasurableSup α] [MeasurableInv α] :
Measurable fun (x : β) => (f x)⁻ᵐ
theorem Measurable.abs {α : Type u_1} {β : Type u_2} [Lattice α] [AddGroup α] [MeasurableSpace α] [MeasurableSpace β] {f : βα} (hf : Measurable f) [MeasurableNeg α] [MeasurableSup₂ α] :
Measurable fun (x : β) => |f x|
theorem Measurable.mabs {α : Type u_1} {β : Type u_2} [Lattice α] [Group α] [MeasurableSpace α] [MeasurableSpace β] {f : βα} (hf : Measurable f) [MeasurableInv α] [MeasurableSup₂ α] :
Measurable fun (x : β) => mabs (f x)