👉 In mathematics, the concept of "unsizableness" refers to a property that a set or object is not exactly equal to its members. In other words, if we have two sets A and B, where each element in A is also an element of B, then the union (A ∪ B) will be a subset of both A and B. For example, consider the set S = {1, 2, 3}. We can see that there are two elements that