fact: Definition CRmin_comm : forall x y : CR, CRmin x y == CRmin y x := @meet_comm (sl CRlat).
imports: CoRN.algebra.RSetoid CoRN.metric2.Metric CoRN.metric2.UniformContinuity CoRN.model.partialorder.CRpartialorder CoRN.order.SemiLattice CoRN.order.Lattice