This paper extends recent work on finding the stochastic queue median (SQM) on a network. The SQM is the optimal location of a single mobile server, when idle, who travels to customers in response to requests for service. Customer demands are limited to the nodes of the network and their...

Many individuals infected with the novel Coronavirus (SARS-CoV-2) suffer from intestinal infection as well as respiratory infection. These COVID-19-suffering individuals shed virus in their stool, resulting in municipal sewage systems carrying the virus and its genetic remnants. These viral...