Although Internet and WWW phenomena are often described using spatial metaphors, the commonest means of geographic orientation - the map - is little used in online navigation. Map...
We prove that the modal mu-calculus model-checking problem for (ranked and ordered) node-labelled trees that are generated by order-n recursion schemes (whether safe or not, and w...
The call-by-need lambda calculus provides an equational framework for reasoning syntactically about lazy evaluation. This paper examines its operational characteristics. By a seri...
— As mobile robotics is gradually moving towards a level of semantic environment understanding, robust 3D object recognition plays an increasingly important role. One of the most...
Klaas Klasing, Daniel Althoff, Dirk Wollherr, Mart...
In this paper we propose some extensions necessary to enable the speci cation and description language SDL to become an appropriate formalism for the design of real-time and embedd...
Marius Bozga, Susanne Graf, Laurent Mounier, Iulia...