proposition: Lemma Integral_glue : forall o s t, (IntegralQ (glue o s t) == o*(IntegralQ s) + (1-o)*(IntegralQ t))%Q.
proof: Proof. intros o s t. unfold IntegralQ. simpl. rewrite -> Qred_correct. reflexivity. Qed.
imports: CoRN.algebra.RSetoid CoRN.metric2.Metric CoRN.metric2.UniformContinuity CoRN.model.totalorder.QposMinMax CoRN.model.structures.StepQsec CoRN.metric2.UniformContinuity CoRN.metric2.Prelength CoRN.model.structures.OpenUnit Coq.QArith.QArith CoRN.model.totalorder.QMinMax Coq.QArith.Qabs CoRN.model.ordfields.Qordfield CoRN.model.metric2.Qmetric CoRN.algebra.COrdFields2 CoRN.tactics.CornTac