Abstract. We consider problems of (new) station placement along (existing) railway tracks, so as to increase the number of users. We prove that, in spite of the NP-hardness for the...
Evangelos Kranakis, Paolo Penna, Konrad Schlude, D...
—A firewall is a security guard placed between a private network and the outside Internet that monitors all incoming and outgoing packets. The function of a firewall is to exam...