Covering — may refer to: Mathematics In topology: Covering map, a function from one space to another with uniform local neighborhoods Cover (topology), a system of (usually, open or closed) sets whose union is a given topological space Lebesgue covering… … Wikipedia
Covering space — A covering map satisfies the local triviality condition. Intuitively, such maps locally project a stack of pancakes above an open region, U, onto U. In mathematics, more specifically algebraic topology, a covering map is a continuous surjective… … Wikipedia
Covering set — In mathematics, a covering set for a sequence of integers refers to a set of prime numbers such that every term in the sequence is divisible by at least one member of the set. The term covering set is used only in conjunction with sequences… … Wikipedia
Base of fire — A base of fire is a military term for a supporting force that provides overwatch and covering fire to other advancing units while they are executing fire and movement tactics. A base of fire can be a platoon during company fire and movement, by… … Wikipedia
Base Rate — The portion of the total electric or gas rate covering the general costs of doing business unrelated to fuel expenses. *** A fixed kilowatthour charge for electricity consumed that is independent of other charges and/or adjustments. U.S.… … Energy terms
third base — third′ base′ n. 1) spo the third of the bases in baseball, in counterclockwise order from home plate 2) spo the position of the fielder covering this base • Etymology: 1835–45, amer. third′ base′man, n … From formal English to slang
floor covering — Finish material on floors, including wood strips, parquet, linoleum, vinyl, asphalt tile, rubber, cork, epoxy resins, ceramic tile, and carpeting. Wood strip flooring, attached to a subfloor of plywood, is most popular, especially for residences … Universalium
Disk-covering method — A disk covering method is a divide and conquer meta technique for large scale phylogenetic analysis which has been shown to improve the performance of both heuristics for NP hard optimization problems and polynomial time distance based methods.… … Wikipedia
Edwards Air Force Base — Part of Air Force Materiel Command (AFMC) Located near: Edwards, California … Wikipedia
second base — noun 1. the base that must be touched second by a base runner in baseball (Freq. 1) • Hypernyms: ↑base, ↑bag 2. the fielding position of the player on a baseball team who is stationed near the second of the bases in the infield • Syn: ↑second •… … Useful english dictionary
