Special notation for queues called Kendall notation. An 'M' denotes an exponential or 'memoryless' distribution. The exponential distribution is a good way to model events that are completely uncorrelated or random. Departures refers to the probability distribution of the time between departures. An 'M' denotes an exponential or'memoryless' distribution.
Servers denotes the number of servers at the queueing center.
Servers are denoted by the black circles . The difference is that the red customers require a different average stay at the server from the black customers. All Rights Reserved.