Talk:Signals and Systems/Definition of Signals and Systems

SIGNALS: "Signal is a set of data and information with the function of an independent variable or graph."

Features of Signals: 1.signal is a generalized term. 2.Each Signal can be represented mathematically. 3.Signal is mostly in the form of graph.

Independent Variable: "Such variables which is out of control in a frame is called as independent variable"

Examples: 1.Time 2.Space etc

Systems: "System is an entity that processes a set of signal(input) to yield a set of another signal(output)."