fact: Definition unif_continuous (U V : uniformType) (f : U -> V) := (fun xy => (f xy.1, f xy.2)) @ entourage --> entourage.
imports: HB(structures) mathcomp(all_ssreflect all_algebra finmap generic_quotient) mathcomp(boolp classical_sets functions) mathcomp(cardinality mathcomp_extra fsbigop) reals signed