@inproceedings{21DO,
title={2.1 Definition of a System},
author={}
}

input u(t) output y(t) System F input u(t) System G output y(t) 2 LINEAR SYSTEMS 2 2 LINEAR SYSTEMS We will discuss what we mean by a linear time-invariant system, and then consider several useful transforms. In short, a system is any process or entity that has one or more well-defined inputs and one or more well-defined outputs. Examples of systems include a simple physical object obeying Newtonian mechanics, and the US economy! Systems can be physical, or we may talk about a mathematical… CONTINUE READING