См. также в других словарях:
element — el·e·ment n: one of the constituent parts (as a particular act, a mental state, or an attendant circumstance) of a crime as defined by statute that the prosecution must prove to win a conviction Merriam Webster’s Dictionary of Law. Merriam… … Law dictionary
Unit vector — In mathematics, a unit vector in a normed vector space is a vector (often a spatial vector) whose length is 1 (the unit length). A unit vector is often denoted by a lowercase letter with a hat , like this: (pronounced i hat ). In Euclidean space … Wikipedia
unit — /yooh nit/, n. 1. a single thing or person. 2. any group of things or persons regarded as an entity: They formed a cohesive unit. 3. one of the individuals or groups that together constitute a whole; one of the parts or elements into which a… … Universalium
Presidential Unit Citation (United States) — Presidential Unit Citation Army and Air Force P.U.C … Wikipedia
Distinctive unit insignia — A soldier inventories distinctive unit insignia devices at the Charles C. Carson Center for Mortuary Affairs. A Distinctive Unit Insignia (DUI) is a metal heraldic device worn by soldiers in the United States Army. The DUI design is derived from… … Wikipedia
Identity element — In mathematics, an identity element (or neutral element) is a special type of element of a set with respect to a binary operation on that set. It leaves other elements unchanged when combined with them. This is used for groups and related… … Wikipedia
Inverse element — In abstract algebra, the idea of an inverse element generalises the concept of a negation, in relation to addition, and a reciprocal, in relation to multiplication. The intuition is of an element that can undo the effect of combination with… … Wikipedia
rare-earth element — /rair errth /, Chem. any of a group of closely related metallic elements, comprising the lanthanides, scandium, and yttrium, that are chemically similar by virtue of having the same number of valence electrons. Also called rare earth metal. [1955 … Universalium
Distinctive unit insignia (U.S. Army) — A Distinctive Unit Insignia (DUI) is a metal heraldic device worn by soldiers in the United States Army. The DUI design is derived from the coat of arms authorized for a unit. DUIs may also be called distinctive insignia (DI), a crest or a unit… … Wikipedia
chemical element — Introduction also called element, any substance that cannot be decomposed into simpler substances by ordinary chemical processes. Elements are the fundamental materials of which all matter is composed. This article considers the… … Universalium
Distributed element filter — Figure 1. A circuit featuring many of the f … Wikipedia