obtained by simulation more quickly, effec- Computer simulation of dynamic systems is a topic which is growing steadily in importance tively and cheaply than by experimentation and testing of the real system. System perfor- in the physical sciences, engineering, biology and medicine. The reasons for this trend mance can also be investigated using simula- relate not only to the steadily increasing tion for a much wider range of conditions than can be contemplated for the real system power of computers and the rapidly falling costs of hardware, but also to the availability because of operating...