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Created page with 'File:lighterstill.jpgright|frame ==Etymology== Greek stratēgia generalship, from stratēgos *Date: [http://www.wikipedia.org/wiki/19th_Ce...'
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==Etymology==
[[Greek]] stratēgia generalship, from stratēgos
*Date: [http://www.wikipedia.org/wiki/19th_Century 1810]
==Definitions==
*1 a (1) : the [[science]] and [[art]] of employing the [[political]], [[economic]], [[psychological]], and military [[forces]] of a [[nation]] or [[group]] of nations to afford the maximum [[support]] to adopted policies in [[peace]] or [[war]] (2) : the science and art of military command exercised to meet the enemy in combat under advantageous conditions
:b : a variety of or instance of the use of strategy
*2 a : a careful plan or [[method]] : a clever stratagem
:b : the [[art]] of devising or employing plans or stratagems toward a goal
*3 : an adaptation or [[complex]] of adaptations (as of [[behavior]], metabolism, or [[structure]]) that serves or appears to serve an important [[function]] in achieving [[evolutionary]] success <foraging strategies of insects>
==Description==
In military usage, '''strategy''' is distinct from [http://en.wikipedia.org/wiki/Tactic_(method) tactics], which are concerned with the conduct of an engagement, while strategy is concerned with how [[different]] engagements are linked. How a battle is fought is a matter of tactics: the terms and conditions that it is fought on and whether it should be fought at all is a matter of strategy, which is part of the four levels of warfare: political goals or [http://en.wikipedia.org/wiki/Grand_strategy grand strategy], strategy, operations, and tactics.
==Strategies in game theory==
In [http://en.wikipedia.org/wiki/Game_theory game theory], a strategy refers to one of the [[options]] that a player can choose. That is, every player in a [[Competition|non-cooperative]] game has a set of possible strategies, and must [[choose]] one of the choices.

A strategy must specify what [[action]] will happen in each [[contingent]] [[state]] of the [[game]] - e.g. if the opponent does A, then take action B, whereas if the opponent does C, take action D.

Strategies in game theory may be [[random]] (mixed) or [[deterministic]] (pure). That is, in some games, players choose mixed strategies. Pure strategies can be [[thought]] of as a special case of mixed strategies, in which only [[probabilities]] 0 or 1 are assigned to [[actions]].
==External links==
*[http://strategictheory.web.officelive.com/default.aspx Strategic Theories and Concepts]
* [http://www.easy-strategy.com/strategy-definition.html Strategy Definition and Fundamentals]
* [http://educationalblog.exploringchild.com/learning/math/math-strategies Math Strategies]


[[Category: General Reference]]