Closure operator — In mathematics, a closure operator on a set S is a function cl: P(S) → P(S) from the power set of S to itself which satisfies the following conditions for all sets X,Y ⊆ S. X ⊆ cl(X) (cl is extensive) X ⊆ Y implies cl(X) ⊆ cl(Y) (cl… … Wikipedia
Closure problem — A Closure problem is a problem in graph theory for finding a set of vertices in a directed graph such that there are no edges from the set to the rest of the graph. More specifically, the minimum closure problem asks for a set of this type with… … Wikipedia
Base Realignment and Closure — (or BRAC) is a process of the United States federal government directed at the administration and operation of the Armed Forces, used by the United States Department of Defense (DoD) and Congress to close excess military installations and realign … Wikipedia
Base Realignment and Closure, 2005 — The preliminary 2005 Base Realignment and Closure list was released by the United States Department of Defense on May 13, 2005. It is the fifth Base Realignment and Closure ( BRAC ) proposal generated since the process was created in 1988. It… … Wikipedia
Mediation — For the Wikipedia mediation process for resolving disputes, see Wikipedia:Mediation. For other uses, see Mediation (disambiguation) … Wikipedia
Causal set theory bibliography — Main article: Causal Sets This Causal Set Theory Bibliography is intended to aid causal set research. It gathers together academic papers, books, talks and PhD theses related to causal set theory and is intended to help readers find references… … Wikipedia
List of Statutory Instruments of the United Kingdom, 1993 — This is a complete list of all 1844 Statutory Instruments published in the United Kingdom in the year 1993. NOTOC 1 100* Environmental Protection (Controls on Injurious Substances) Regulations 1993 S.I. 1993/1 * Rail Crossing Extinguishment and… … Wikipedia
List of Statutory Instruments of the United Kingdom, 1996 — This is a complete list of all 2071 Statutory Instruments published in the United Kingdom in the year 1996. NOTOC 1 100* Insurance Companies (Pension Business)(Transitional Provisions) (Amendment) Regulations 1996 S.I. 1996/1 * Sea Fishing… … Wikipedia
List of Statutory Instruments of the United Kingdom, 1994 — This is a complete list of all 1851 Statutory Instruments published in the United Kingdom in the year 1994. NOTOC 1 100* Public Telecommunication System Designation (Vodafone Limited) Order 1994 S.I. 1994/1 * Oxfordshire County Council (Shifford… … Wikipedia
Cubic field — In mathematics, specifically the area of algebraic number theory, a cubic field is an algebraic number field of degree three. Contents 1 Definition 2 Examples 3 Galois closure 4 … Wikipedia