👉 In mathematics, an "outset" is a set of numbers that contains all elements that are not in the given set. For example, if we have a set {1, 2, 3}, then the outset would be {1}. Similarly, if we have a set {a, b, c} and we want to find the outset, we can simply exclude any element from our original set that is not in the new set. For example, let's say we