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Theorems · Theorem · real analysis

eVariationOn.subsingleton

∀ {α : Type u_1} [inst : LinearOrder α] {E : Type u_2} [inst_1 : PseudoEMetricSpace E] (f : α → E) {s : Set α},
  s.Subsingleton → eVariationOn f s = 0
Defined in
Mathlib.Topology.EMetricSpace.BoundedVariation
Cited by
22 results in Mathlib
Foundations
Depth 152 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
LinearOrderPseudoEMetricSpace

Around this declaration

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

MonotoneOn.eVariationOn_eq · cited by 4MonotoneOn.eVariationOn_eqhasConstantSpeedOnWith_iff_ordered · cited by 3hasConstantSpeedOnWith_if…BoundedVariationOn.tendsto_eVariationOn_Ici_zero_of_filter · cited by 3BoundedVariationOn.tendst…BoundedVariationOn.tendsto_eVariationOn_Ico_zero · cited by 3BoundedVariationOn.tendst…HasConstantSpeedOnWith.union · cited by 2HasConstantSpeedOnWith.un…eVariationOn.sum · cited by 2eVariationOn.sumeVariationOn.comp_inter_Icc_eq_of_monotoneOn · cited by 2eVariationOn.comp_inter_I…AbsolutelyContinuousOnInterval.boundedVariationOn · cited by 2AbsolutelyContinuousOnInt…eVariationOn.eVariationOn_Ioc_eq_Icc_of_continuousWithinAt' · cited by 2eVariationOn.eVariationOn…BoundedVariationOn.tendsto_eVariationOn_Icc_zero_left · cited by 1BoundedVariationOn.tendst…eVariationOn.exists_lt_eVariationOn_inter_Icc · cited by 1eVariationOn.exists_lt_eV…BoundedVariationOn.continuousWithinAt_variationOnFromTo_Ici · cited by 1BoundedVariationOn.contin…variationOnFromTo.self · cited by 1variationOnFromTo.selfBoundedVariationOn.eVariationOn_Iic_eq_Iio_add_edist · cited by 1BoundedVariationOn.eVaria…eVariationOn.add_le_union · cited by 1eVariationOn.add_le_unionSet · cited by 53352SetENNReal · cited by 9879ENNRealLinearOrder · cited by 8572LinearOrderPseudoEMetricSpace · cited by 1536PseudoEMetricSpaceSet.Subsingleton · cited by 276Set.SubsingletoneVariationOn · cited by 90eVariationOnSet.Subsingleton.image · cited by 14Subsingleton.imageeVariationOn.constant_on · cited by 1eVariationOn.constant_oneVariationOn.subsingletonCITED BYCITES

Cites8

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Cited by22

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