fact: Definition iskfinite_weqb {X Y : UU} (w : X ≃ Y) : iskfinite Y → iskfinite X := hinhfun (kfinstruct_weqb w).
imports: UniMath.Foundations.Propositions UniMath.MoreFoundations.PartA UniMath.MoreFoundations.Notations UniMath.Combinatorics.FiniteSets UniMath.Combinatorics.StandardFiniteSets