- point set theory
- мат.теория точечных множеств
English-Russian scientific dictionary. 2008.
point set theory
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Critical point (set theory) — In set theory, the critical point of an elementary embedding of a transitive class into another transitive class is the smallest ordinal which is not mapped to itself.[1] Suppose that j : N → M is an elementary embedding where N and M are… … Wikipedia
set theory — the branch of mathematics that deals with relations between sets. [1940 45] * * * Branch of mathematics that deals with the properties of sets. It is most valuable as applied to other areas of mathematics, which borrow from and adapt its… … Universalium
Set theory (music) — Example of Z relation on two pitch sets analyzable as or derivable from Z17 (Schuijer 2008, p.99), with intervals between pitch classes labeled for ease of comparison between the two sets and their common interval vector, 212320. Musical set… … Wikipedia
point set topology — noun Date: 1957 a branch of topology concerned with the properties and theory of topological spaces and metric spaces developed with emphasis on set theory … New Collegiate Dictionary
point set topology — noun : a branch of topology concerned with the properties and theory of topological spaces and metric spaces developed with emphasis on set theory * * * Math. topology (def. 2). [1955 60] … Useful english dictionary
Naive set theory — This article is about the mathematical topic. For the book of the same name, see Naive Set Theory (book). Naive set theory is one of several theories of sets used in the discussion of the foundations of mathematics.[1] The informal content of… … Wikipedia
Positive set theory — In mathematical logic, positive set theory is the name for a class of alternative set theories in which the axiom of comprehension* {x mid phi} exists holds for at least the positive formulas phi (the smallest class of formulas containing atomic… … Wikipedia
Uniformization (set theory) — In set theory, the axiom of uniformization, a weak form of the axiom of choice, states that if R is a subset of X imes Y, where X and Y are Polish spaces,then there is a subset f of R that is a partial function from X to Y, and whose domain (in… … Wikipedia
Zermelo–Fraenkel set theory — Zermelo–Fraenkel set theory, with the axiom of choice, commonly abbreviated ZFC, is the standard form of axiomatic set theory and as such is the most common foundation of mathematics.ZFC consists of a single primitive ontological notion, that of… … Wikipedia
Morse–Kelley set theory — In the foundation of mathematics, Morse–Kelley set theory (MK) or Kelley–Morse set theory (KM) is a first order axiomatic set theory that is closely related to von Neumann–Bernays–Gödel set theory (NBG). While von Neumann–Bernays–Gödel set theory … Wikipedia
Baire space (set theory) — In mathematics field of set theory, especially descriptive set theory, the Baire space is the set of all infinite sequences of natural numbers with a certain topology. This space is commonly used in descriptive set theory, to the extent that its… … Wikipedia
