Within systems theory, a function may be defined as a process that transforms energy or resources from one state to another; it is how a system operates. There are three central components to a system’s functioning; the set of things that form the inputs, the process that alters these input according to some set of instructions, and the output that is returned to the environment.


Login to your account below

Fill the forms bellow to register

Retrieve your password

Please enter your username or email address to reset your password.