fact: Definition hdisj_monot {p q p' q'} : (p ⇒ p') ⇒ (q ⇒ q') ⇒ (p ∨ q ⇒ p' ∨ q').
imports: UniMath.Foundations.All UniMath.MoreFoundations.All UniMath.Combinatorics.WellOrderedSets UniMath.OrderTheory.DCPOs.AlternativeDefinitions.Dcpo