👉 In mathematics, a singlehood is a property of a set. It refers to the fact that every element in the set can be paired with another element without repetition or duplication. In other words, it means that there are no elements that are identical. For example, consider the set {1, 2, 3}. This set has one singlehood, as any two distinct elements (e.g., 1 and 2) will always be paired together. Similarly, the set {4