DescriptionNestedsetV4; elementsinHassediagram.svg The elements of V4 - respectively the subsets of V3 - ordered in a Hassediagram by inclusion. V4 = P^4({})
File:NestedsetV4; elementsinHassediagram.svg is a vector version of this file. It should be used in place of this GIF file when not inferior. File:Set0
power set of the empty set. Compare: File:Elements of P^4(empty set) inHassediagram.svg The number of rings in the representation of each number is described
Compare: File:Elements of P^4(empty set) inHassediagram.svg The number of rings in the representation of each number is described by A116549. In this version