👉 "Disjoinable" refers to a set of elements that cannot be combined into one larger element, but can be made smaller by removing or replacing some elements. In other words, "disjoinable" sets are those that do not have any common elements. For example, consider the set {1, 2, 3} where each element is distinct (except for the two duplicates). This set cannot be broken down into smaller sets with fewer than two unique elements because it has no common
