pre-coordinate index
11Rotation matrix — In linear algebra, a rotation matrix is a matrix that is used to perform a rotation in Euclidean space. For example the matrix rotates points in the xy Cartesian plane counterclockwise through an angle θ about the origin of the Cartesian… …
12Russia — /rush euh/, n. 1. Also called Russian Empire. Russian, Rossiya. a former empire in E Europe and N and W Asia: overthrown by the Russian Revolution 1917. Cap.: St. Petersburg (1703 1917). 2. See Union of Soviet Socialist Republics. 3. See Russian… …
13Container ship — Two container ships pass in San Francisco Bay Class overview Name: Container ship Subclasses: (1) Geared or gearless …
14Swarming (military) — Swarming is a behavior in which autonomous, or semi autonomous, units of action attack an enemy from several different directions and then regroup. Pulsing , where the units shift the point of attack, is a necessary part of swarming. Swarming is… …
15Azerbaijan — This article is about the country in Eurasia. For other uses, see Azerbaijan (disambiguation) …
16CIA transnational activities in counterproliferation — This article deals with activities of the U.S. Central Intelligence Agency, specifically dealing with arms control, weapons of mass destruction (WMD) and weapons proliferation. It attempts to look at the process of tasking and analyzing, rather… …
17international relations — a branch of political science dealing with the relations between nations. [1970 75] * * * Study of the relations of states with each other and with international organizations and certain subnational entities (e.g., bureaucracies and political… …
18mathematics — /math euh mat iks/, n. 1. (used with a sing. v.) the systematic treatment of magnitude, relationships between figures and forms, and relations between quantities expressed symbolically. 2. (used with a sing. or pl. v.) mathematical procedures,… …
19optics — /op tiks/, n. (used with a sing. v.) the branch of physical science that deals with the properties and phenomena of both visible and invisible light and with vision. [1605 15; < ML optica < Gk optiká, n. use of neut. pl. of OPTIKÓS; see OPTIC,… …
20Late-2000s recession — This article is about economic recession during the early twenty first century. For background financial market events dating from 2007, see Late 2000s financial crisis. Late 2000s recession around the world Africa Americas South America United… …
