- null infinity
- бесконечность на световом конусе (в теории относительности)
Англо-русский словарь промышленной и научной лексики. 2014.
null infinity
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null infinity — noun 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… … Wiktionary
Infinity — In mathematics, infinity is often used in contexts where it is treated as if it were a number (i.e., it counts or measures things: an infinite number of terms ) but it is a different type of number from the real numbers. Infinity is related to… … Wikipedia
Infinity (philosophy) — In philosophy, infinity can be attributed to space and time, as for instance in Kant s first antinomy. In both theology and philosophy, infinity is explored in articles such as the Ultimate, the Absolute, God, and Zeno s paradoxes. In Greek… … Wikipedia
infinity — /in fin i tee/, n., pl. infinities. 1. the quality or state of being infinite. 2. something that is infinite. 3. infinite space, time, or quantity. 4. an infinite extent, amount, or number. 5. an indefinitely great amount or number. 6. Math. a.… … Universalium
Null — 0 Die Zahl Null ist die Anzahl der Elemente in einer leeren Ansammlung von Objekten, mathematisch gesprochen die Kardinalität der leeren Menge, d.h. die kleinste Kardinalzahl (Anzahl) wird als Null bezeichnet. Null bezeichnet in der Mathematik je … Deutsch Wikipedia
infinity — noun (plural ties) Date: 14th century 1. a. the quality of being infinite b. unlimited extent of time, space, or quantity ; boundlessness 2. an indefinitely great number or amount < an infinity of stars > 3. a. the limit of the value of a… … New Collegiate Dictionary
infinity, axiom of — Axiom needed in Russell s development of set theory to ensure that there are enough sets for the purposes of mathematics. In the theory of types, if there were only finitely many objects of the lowest type, then there would only be finite sets at … Philosophy dictionary
Ever 17: The Out of Infinity — Разработчик KID Издатель JP KID NA Hirameki International Дата выпуска … Википедия
Axiom of infinity — In axiomatic set theory and the branches of logic, mathematics, and computer science that use it, the axiom of infinity is one of the axioms of Zermelo Fraenkel set theory. Formal statement In the formal language of the Zermelo Fraenkel axioms,… … Wikipedia
Mass in general relativity — General relativity Introduction Mathematical formulation Resources Fundamental concepts … Wikipedia
General relativity — For a generally accessible and less technical introduction to the topic, see Introduction to general relativity. General relativity Introduction Mathematical formulation Resources … Wikipedia
