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Theorems · Definition · measure theory

MeasureTheory.OuterMeasure.map

{α : Type u_1} → {β : Type u_3} → (α → β) → MeasureTheory.OuterMeasure α →ₗ[ENNReal] MeasureTheory.OuterMeasure β

The pushforward of m along f. The outer measure on s is defined to be m (f ⁻¹' s).

Defined in
Mathlib.MeasureTheory.OuterMeasure.Operations
Cited by
30 results in Mathlib
Foundations
Depth 151 from the axioms · uses propext, Classical.choice, Quot.sound

Around this declaration

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

MeasureTheory.OuterMeasure.restrict · cited by 20OuterMeasure.restrictMeasureTheory.Measure.mapₗ · cited by 9Measure.mapₗMeasureTheory.Measure.map_apply₀ · cited by 5Measure.map_apply₀MeasureTheory.OuterMeasure.map_apply · cited by 4OuterMeasure.map_applyMeasureTheory.Measure.mapₗ_congr · cited by 3Measure.mapₗ_congrMeasureTheory.OuterMeasure.map_comap · cited by 2OuterMeasure.map_comapMeasureTheory.OuterMeasure.map_iInf_comap · cited by 2OuterMeasure.map_iInf_com…MeasureTheory.OuterMeasure.comap_map · cited by 1OuterMeasure.comap_mapMeasureTheory.OuterMeasure.restrict_iInf · cited by 1OuterMeasure.restrict_iInfMeasureTheory.OuterMeasure.map_comap_le · cited by 1OuterMeasure.map_comap_leMeasureTheory.OuterMeasure.map_comap_of_surjective · cited by 1OuterMeasure.map_comap_of…MeasureTheory.OuterMeasure.map_iInf · cited by 1OuterMeasure.map_iInfMeasureTheory.OuterMeasure.map_iInf_le · cited by 1OuterMeasure.map_iInf_leMeasureTheory.OuterMeasure.map_iSup · cited by 1OuterMeasure.map_iSupMeasureTheory.OuterMeasure.map_mono · cited by 1OuterMeasure.map_monoDFunLike.coe · cited by 62936DFunLike.coeSet · cited by 53352SetRingHom.id · cited by 18349RingHom.idLinearMap · cited by 10215LinearMapENNReal · cited by 9879ENNRealSet.preimage · cited by 4946Set.preimageDisjoint · cited by 2201DisjointFunction.onFun · cited by 570Function.onFunPairwise · cited by 516PairwiseMeasureTheory.OuterMeasure · cited by 287MeasureTheory.OuterMeasureMeasureTheory.OuterMeasure.empty · cited by 5OuterMeasure.emptyOuterMeasure.mapCITED BYCITES

Cites11

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

Cited by32

Results whose statement or proof uses this declaration.