fact: Definition isTopological_DivRig (X : DivRig) (is : isTopologicalSpace X) := isTopological_rig (pr1 X) is × continuous_on (U := (pr111 X) ,, is) (V := (pr111 X) ,, is) (λ x : X, make_hProp (x != 0%dr) (isapropneg _)) (λ x Hx, invDivRig (x,,Hx)).
imports: UniMath.Foundations.All UniMath.MoreFoundations.All UniMath.Topology.Filters UniMath.Algebra.Groups UniMath.Algebra.DivisionRig UniMath.Algebra.ConstructiveStructures