In an earlier paper ,3 the three generally recognized simulation strategies were described, and their implications for discrete simulation languages and models were discussed. O'Keefe's technical comment4 takes issue with the portrayal of the ac tivity scanning (AS) strategy in Reference 3 and presents the "three-phase approach." This technical comment responds to O'Keefe's objections and further considers the role of AS in cur rent discrete simulation languages.
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2.
Fishman, G.S.Concepts and Methods in Discrete Event Digital Simulation. John Wiley and Sons, New York, N.Y. ( 1973).
3.
Hooper, J.W. "Strategy-related characteristics of discrete-event languages and models." SIMULATION46:4 (1986), 153-159.
4.
O'Keefe R.M. 'The three-phase approach: A comment on 'Strategy-related characteristics of discrete-event languages and models'." SIMULATION47:5 (1986).
5.
O'Keefe, R.M. and Davies, R.M. "A Microcomputer System for Simulation Modeling ." European Journal of Operational Research24:1 (1986), 23-29.
6.
Shannon, R.E.Systems Simulation: The Art and Science. Prentice-Hall , Englewood Cliffs, N.J. (1975).
7.
Zeigler, B.P.Theory of Modeling and Simulation. John Wiley and Sons , New York, N.Y. (1976).