fact: Definition IntegrableAbs {IS : IntegrationSpace} {f : PartialFunction (X (ElemFunc IS))} : IntegrableFunction f -> IntegrableFunction (Xabs f) := fun fInt => IntegrableOpContract f (CRabs _) (CRabs_morph_prop _) (LabsStable (ElemFunc IS)) CRabs_triang_inv2 (CRabs_right 0 (CRle_refl 0)) fInt.
imports: QArith ConstructiveReals ConstructiveAbs ConstructiveMinMax ConstructiveSum ConstructiveLimits ConstructivePartialFunctions CMTbase