👉 Subdichotomies in mathematics are a type of division or classification that breaks down a set into two parts based on some criterion. In other words, they divide a set into "subsets" or "groups." For example: - The set {1, 2, 3} can be divided into two subcollections: {1, 2} and {3}. Each of these collections is a subset of the original set. - However, if we consider subsets that