AN ANALYSIS METHOD OF OPEN QUEUEING NETWORKS WITH A DEGRADABLE STRUCTURE AND INSTANTANEOUS REPAIR TIMES OF SYSTEMS

An unreliable open queueing network with Poisson arrivals is considered.For each queueing system the service and failures times are exponentially distributed random variables.The failures of systems lead to changes in the structure of the network and corresponding changes in the performance measures of the queueing network.It is assumed that the ti

Background: Integrated management of childhood illnesses (IMCI) strategy has been proven to improve health outcomes in children under 5 years of age.Pakistan, despite being in the late implementation phase of the strategy, continues Hot Glue to report high under-five mortality due to pneumonia, diarrhea, measles, and malnutrition – the main