von Neumann ordinal

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• Von Neumann — John von Neumann Pour les articles homonymes, voir Neumann. John von Neumann …   Wikipédia en Français

• Von Neumann universe — In set theory and related branches of mathematics, the von Neumann universe, or von Neumann hierarchy of sets, denoted V, is the class of hereditary well founded sets. This collection, which is formalized by Zermelo–Fraenkel set theory (ZFC), is… …   Wikipedia

• von Neumann, John — orig. Johann Von Neumann born Dec. 3, 1903, Budapest, Hung. died Feb. 8, 1957, Washington, D.C., U.S. Hungarian born U.S. mathematician. After receiving his Ph.D. from the University of Budapest, he emigrated to the U.S. to teach at Princeton… …   Universalium

• Von Neumann cardinal assignment — The von Neumann cardinal assignment is a cardinal assignment which uses ordinal numbers. For a well ordered set U , we define its cardinal number to be the smallest ordinal number equinumerous to U . More precisely,:|U| = mathrm{card}(U) = inf {… …   Wikipedia

• Von Neumann–Bernays–Gödel set theory — In the foundations of mathematics, von Neumann–Bernays–Gödel set theory (NBG) is an axiomatic set theory that is a conservative extension of the canonical axiomatic set theory ZFC. A statement in the language of ZFC is provable in NBG if and only …   Wikipedia

• John von Neumann — Von Neumann redirects here. For other uses, see Von Neumann (disambiguation). The native form of this personal name is Neumann János. This article uses the Western name order. John von Neumann …   Wikipedia

• John von Neumann — Pour les articles homonymes, voir Neumann. John von Neumann …   Wikipédia en Français

• John Von Neumann — Pour les articles homonymes, voir Neumann. John von Neumann …   Wikipédia en Français

• John von neumann — Pour les articles homonymes, voir Neumann. John von Neumann …   Wikipédia en Français

• NEUMANN (J. von) — L’œuvre du mathématicien John von Neumann est remarquable par la très grande variété de son champ et par l’unité conceptuelle qui s’en dégage. Héritier de Hilbert et de l’école formaliste, il sut, de ses premières recherches sur l’axiomatisation… …   Encyclopédie Universelle

• Ordinal number — This article is about the mathematical concept. For number words denoting a position in a sequence ( first , second , third , etc.), see Ordinal number (linguistics). Representation of the ordinal numbers up to ωω. Each turn of the spiral… …   Wikipedia