5.1 Introduce o Discrete-time system representation a discrete-time system can be implemented on a general purpose digital computer in software or with special-purpose hardware. To this end, it is necessary to describe the input- output relationship by means of a computational algorithm5.1 Introduce ⚫ Discrete-time system representation ◆ A discrete-time system can be implemented on a general￾purpose digital computer in software or with special-purpose hardware. To this end, it is necessary to describe the input￾output relationship by means of a computational algorithm