An aleph-null inaccessibility point is a location within the multiverse that infinitely blocks off a complete universe from existence. If one thinks of space as a rubber sheet, then one may think of the multiverse as a rubber factory, and an inaccessibility point as a topological plane that fills the rubber sheets and makes the factory look like a rubber duck, which all universes covered by an aleph-null inaccessibility point look like. This article is a . You can help My English Wiki by expanding it.