controllability condition

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• Controllability — is an important property of a control system, and the controllability property plays a crucial role in many control problems, such as stabilization of unstable systems by feedback, or optimal control. Controllability and observability are dual… …   Wikipedia

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• State space (controls) — In control engineering, a state space representation is a mathematical model of a physical system as a set of input, output and state variables related by first order differential equations. To abstract from the number of inputs, outputs and… …   Wikipedia

• control theory — Field of applied mathematics relevant to the control of certain physical processes and systems. It became a field in its own right in the late 1950s and early 60s. After World War II, problems arising in engineering and economics were recognized… …   Universalium

• Distributed parameter system — A distributed parameter system (as opposed to a lumped parameter system) is a system whose state space is infinite dimensional. Such systems are therefore also known as infinite dimensional systems. Typical examples are systems described by… …   Wikipedia

• Nuclear reactor physics — See also: Critical mass Nuclear reactor physics is the branch of science that deals with the study and application of chain reaction to induce controlled rate of fission for energy in reactors. Most nuclear reactors use a chain reaction to induce …   Wikipedia

• Czesław Olech — Born May 22, 1931 (1931 05 22) (age 80) Pińczów, Poland Nationality Polish …   Wikipedia

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• motivation — motivational, adj. motivative, adj. /moh teuh vay sheuhn/, n. 1. the act or an instance of motivating. 2. the state or condition of being motivated. 3. something that motivates; inducement; incentive. [1870 75; MOTIVE + ATION] * * * Factors… …   Universalium