👉 In mathematics, a voidness is an element that is not part of any set or collection. For example, in algebra, a prime ideal is a maximal ideal that contains no other ideals and it is a subset of the ring of integers. In logic, a voidness is a property that cannot be expressed as a conceptually valid statement or proposition. It is often used to represent the idea that an object does not have a certain characteristic or attribute. For example, in set theory, a set