**System of linear equations** — In mathematics, a system of linear equations (or linear system) is a collection of linear equations involving the same set of variables. For example,:egin{alignat}{7}3x ; + ; 2y ; ; z ; = ; 1 2x ; ; 2y ; + ; 4z ; = ; 2 x ; + ; frac{1}{2} y ; ; z … Wikipedia

**system** — systemless, adj. /sis teuhm/, n. 1. an assemblage or combination of things or parts forming a complex or unitary whole: a mountain system; a railroad system. 2. any assemblage or set of correlated members: a system of currency; a system of… … Universalium

**System of Physical Quantities** — of Nikolay A. Plotnikov (SPQ) the classification of physical quantities or physical operators, that makes it possible to reveal their dependence on the geometry of space time and fundamental physical constants in the form of differential… … Wikipedia

**Equations of motion** — Classical mechanics Newton s Second Law History of classical mechanics … Wikipedia

**System dynamics** — [ John Sterman 2001.] System dynamics is an approach to understanding the behaviour of complex systems over time. It deals with internal feedback loops and time delays that affect the behaviour of the entire system. [http://sysdyn.clexchange.org… … Wikipedia

**System identification** — In control engineering, the field of system identification uses statistical methods to build mathematical models of dynamical systems from measured data. System identification also includes the optimal design of experiments for efficiently… … Wikipedia

**Equations of condition** — Equation E*qua tion, n. [L. aequatio an equalizing: cf. F. [ e]quation equation. See {Equate}.] 1. A making equal; equal division; equality; equilibrium. [1913 Webster] Again the golden day resumed its right, And ruled in just equation with the… … The Collaborative International Dictionary of English

**Simultaneous equations** — In mathematics simultaneous equations are a set of equations containing multiple variables. This set is often referred to as a system of equations. To solve simultaneous equations, the solver needs to use the provided equations to find the exact… … Wikipedia

**Overdetermined system** — For the philosophical term, see overdetermination. In mathematics, a system of linear equations is considered overdetermined if there are more equations than unknowns.[1] The terminology can be described in terms of the concept of counting… … Wikipedia

**Global Positioning System** — GPS redirects here. For other uses, see GPS (disambiguation). Geodesy Fundamentals … Wikipedia