Power set

A Power set (Denoted P(A)https://byjus.com/maths/power-set/#:~:text=In%20set%20theory%2C%20the%20power,denoted%20by%20P(A). Retrivied Sep 28 2024) is A set that contains all the subsets of a given set along with the empty set is called a power set. For example, if set A = {a,b}, then the power set of A is {{}, {a}, {b}, {a,b}}.Cuemath - Power Set
Its symbol is the letter P.
You can keep constructing power sets you can make a power set of a power set of a power set and so on.
== Sources ==
Category:Functions
Category:Ordinals, ordinal analysis, and set theory