proposition: Lemma QreduceApprox_Eq : msp_eq QreduceApprox x.
proof: Proof. apply (fasterIsEq _ _). Qed.
imports: CoRN.metric2.UniformContinuity CoRN.model.structures.QposInf CoRN.metric2.Classification CoRN.model.totalorder.QposMinMax CoRN.model.totalorder.QMinMax