In set theory, a power set is a set of all the subsets of some set.
Mathematical Definition
Let A be a set. The power set of A is the set whose elements are the subsets of A.
Ƥ(A) = {B:B⊆A}
In set theory, a power set is a set of all the subsets of some set.
Let A be a set. The power set of A is the set whose elements are the subsets of A.
Ƥ(A) = {B:B⊆A}