null infinities

A form of null infinity — In a closed space-time, especially for an Einstein cylinder, null infinity for a given point is the limit of convergence of the light cone most distant from the given point. That is, it is the limit of a set of points that each have a time-like separation from every point that has a space-like separation from the given point.

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Meanings

noun
  1. pluralplural of null infinity
Cite this entry
APA

null infinities. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/null%20infinities

MLA

“null infinities.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/null%20infinities. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “null infinities,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/null%20infinities.

Source: null infinities on Wiktionary, CC BY-SA 4.0.