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Theorems · Definition · measure theory

MeasureTheory.OuterMeasure.ofFunction

{α : Type u_1} → (m : Set α → ENNReal) → m ∅ = 0 → MeasureTheory.OuterMeasure α

Given any function m assigning measures to sets satisfying m ∅ = 0, there is a unique maximal outer measure μ satisfying μ s ≤ m s for all s : Set α.

Defined in
Mathlib.MeasureTheory.OuterMeasure.OfFunction
Cited by
21 results in Mathlib
Foundations
Depth 160 from the axioms · uses propext, Classical.choice, Quot.sound

Around this declaration

Dashed lines are statement dependencies; solid lines are citations in proofs.

MeasureTheory.inducedOuterMeasure · cited by 22MeasureTheory.inducedOute…MeasureTheory.OuterMeasure.boundedBy · cited by 21OuterMeasure.boundedByMeasureTheory.OuterMeasure.ofFunction_le · cited by 10OuterMeasure.ofFunction_leStieltjesFunction.outer · cited by 6StieltjesFunction.outerMeasureTheory.OuterMeasure.le_ofFunction · cited by 5OuterMeasure.le_ofFunctionMeasureTheory.OuterMeasure.ofFunction_eq · cited by 3OuterMeasure.ofFunction_eqMeasureTheory.OuterMeasure.ofFunction_apply · cited by 2OuterMeasure.ofFunction_a…MeasureTheory.OuterMeasure.ofFunction_caratheodory · cited by 2OuterMeasure.ofFunction_c…MeasureTheory.OuterMeasure.ofFunction_eq_iInf_mem · cited by 2OuterMeasure.ofFunction_e…MeasureTheory.OuterMeasure.ofFunction_union_of_top_of_nonempty_inter · cited by 2OuterMeasure.ofFunction_u…MeasureTheory.OuterMeasure.comap_ofFunction · cited by 2OuterMeasure.comap_ofFunc…MeasureTheory.OuterMeasure.ofFunction.congr_simp · cited by 2ofFunction.congr_simpMeasureTheory.OuterMeasure.smul_boundedBy · cited by 2OuterMeasure.smul_bounded…MeasureTheory.OuterMeasure.boundedBy_eq_ofFunction · cited by 1OuterMeasure.boundedBy_eq…MeasureTheory.OuterMeasure.comap_boundedBy · cited by 1OuterMeasure.comap_bounde…Set · cited by 53352SetENNReal · cited by 9879ENNRealSet.iUnion · cited by 2483Set.iUnionSummationFilter.unconditional · cited by 2068SummationFilter.unconditi…iInf · cited by 1690iInftsum · cited by 1148tsumMeasureTheory.OuterMeasure · cited by 287MeasureTheory.OuterMeasureOuterMeasure.ofFunctionCITED BYCITES

Cites7

Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.

Cited by24

Results whose statement or proof uses this declaration.