fact: Definition subsetswith2binopconstr {X : setwith2binop} : ∏ (t : hsubtype X), (λ A : hsubtype X, issubsetwith2binop A) t → ∑ A : hsubtype X, issubsetwith2binop A := @make_subsetswith2binop X.
imports: UniMath.Foundations.Sets UniMath.MoreFoundations.Propositions