Abstract. We generalize a theorem of Knuth relating the oriented spanning trees of a directed graph G and its directed line graph LG. The sandpile group is an abelian group associa...
The design and implementation of a conceptual model, CAFE (a Categorization Assistant For E-mail), is described. The model supports the organization, searching, and retrieval of i...
While mobile computing provides a potentially vast business opportunity for many industry participants, it also raises issues such as security and performance. This paper proposes...
How can the documentation of concepts for complex sociotechnical systems, such as the adoption of groupware, be incorporated into practices of PD? Documents are important in suppo...
Thomas Herrmann, Gabriele Kunau, Kai-Uwe Loser, Na...
Motivated by a scheduling problem encountered in multicast environments, we study a vertex labelling problem, called Directed Circular Arrangement (DCA), that requires one to fin...